Tag Archives: automatic machine

China Professional Automatic Stripping Die Cutting Machine (ES series) with Great quality

Product Description

Use:;

we designed 1050ES Automatic Stripping Die Cutting Machine,; which is the greatest research and development and manufacturing of new equipment with a higher degree of intelligence.;
This machine adopts numerous advanced pneumatic and servo driving processing technology from abroad.; After the strict assembly quality control,; it has advantage of simple operation and safe reliable.;
It could creasing,; die cutting and stripping after printing products,; such as more than 80g/m2 paper,; cardboard,; corrugated paper below 4mm,; pasting paper,; laminating paper and so on.;
Good quality and design makes machine work stably and safety when machine’s speed reach 7500 sheets/h.; This machine will provide you to enjoy the comfortable operation and faster return on investment.;

Featrues:;

1.;    Feeder/Feeding Section
 
The design of stacker preparatory stage was improved,; it could use prepared car sheet piling.; Also could use ordinary hydraulic car sheet piling to stacker directly.; The machine has 4 suction nozzles and 4 sending nozzles in feeder,; ensure feed smoothly.; Adopt import screw air-blowing device,; it could make the sheet send smoothly.;
 
2.;    Feeding Positioning Section       
 
The incline-type paper moving table top is more suitable to high-speed thin paper and location.; Side location adopt dual purpose side device with pull CZPT and push guide,; accounting to paper choose,; it makes switch easier.; It could switch front rise position arriving reduction of speed device,; it is benefit of thin paper’s location.;
 
3.;    Die Cutting Section
 
The driving gear ensures high speed of die cutting together.; The pneumatic locking mechanism and air clutch are fast and stable.; The die cutting frame can prevent the die cutting plate from drooping or separating effectively.;
 
4.;    Stripping Section
 
A triple-interlocked-piece stripping device,; action harmony,; precision effectively,; can effectively remove all kinds of special waste
5.;    Delivery Section
 
Delivery section add tester into security system.; It is equipped with inset counter.; Using subsection could adjust brush and sheet air-blowing device,; so the finished product of delivery section could product stably.; Gripper drive train expanded buffer device.;
 
Other important features:;
1.; Pneumatic Clutch
The imported high quality pneumatic clutch reduces noise and minimizes impact when stopping the machine at a high speed.;
 
2.; Lubrication System
With a programmable lubrication system,; the accurate control of PLC ensures balanced lubrication of the machine.;
 
3.; Air Pump
Adopt imported equipment,; improve the stability of the machine,; low noise,; high performance,; long service life.;
 
4.; Gripper and Chain
 
The grippers are made of special extra hard aluminum alloy,; with anode treatment on the surface,; ensuring accurate die cutting and embossing,; ect.; at high speed.; The adjustment mechanism,; patent design guarantees very accurate control.; An imported chain is used for the main gripper transmission,; with strength increased by 45% for accurate stability and prolonged life.;

Main Parameters:;

Model 1050ES
Name Automatic Stripping Die Cutting Machine
Max.; Sheet Size 1050×750mm
Min.; Sheet Size 400×360mm
Max.; Cutting Range 1040×720mm
Inner Chase Size 1080×745mm
Die Cutting Steel Plate Size 1080×736mm
Paper Thickness 80-2000 g/m2 Cardboard
Corrugated paper≤4mm
Min.; Grabbing-sheet Width 9mm
Max.; Mechanical Speed 7500 sheets/h
Max.; Die Cutting Pressure 300T
Max.; Feeding Pile Height 1350mm
Max.; Delivery Pile Height 1200mm
Total Weight 16.;8T
Dimensions 7400×4200×2100mm
Total Power 20kw
Voltage Requirements 380V 50Hz
Air compressor 0.;8Mpa,; 0.;36m3/min,; 3kw

 

The Benefits of Spline Couplings for Disc Brake Mounting Interfaces

Spline couplings are commonly used for securing disc brake mounting interfaces. Spline couplings are often used in high-performance vehicles, aeronautics, and many other applications. However, the mechanical benefits of splines are not immediately obvious. Listed below are the benefits of spline couplings. We’ll discuss what these advantages mean for you. Read on to discover how these couplings work.

Disc brake mounting interfaces are splined

There are 2 common disc brake mounting interfaces – splined and six-bolt. Splined rotors fit on splined hubs; six-bolt rotors will need an adapter to fit on six-bolt hubs. The six-bolt method is easier to maintain and may be preferred by many cyclists. If you’re thinking of installing a disc brake system, it is important to know how to choose the right splined and center lock interfaces.
splineshaft

Aerospace applications

The splines used for spline coupling in aircraft are highly complex. While some previous researches have addressed the design of splines, few publications have tackled the problem of misaligned spline coupling. Nevertheless, the accurate results we obtained were obtained using dedicated simulation tools, which are not commercially available. Nevertheless, such tools can provide a useful reference for our approach. It would be beneficial if designers could use simple tools for evaluating contact pressure peaks. Our analytical approach makes it possible to find answers to such questions.
The design of a spline coupling for aerospace applications must be accurate to minimize weight and prevent failure mechanisms. In addition to weight reduction, it is necessary to minimize fretting fatigue. The pressure distribution on the spline coupling teeth is a significant factor in determining its fretting fatigue. Therefore, we use analytical and experimental methods to examine the contact pressure distribution in the axial direction of spline couplings.
The teeth of a spline coupling can be categorized by the type of engagement they provide. This study investigates the position of resultant contact forces in the teeth of a spline coupling when applied to pitch diameter. Using FEM models, numerical results are generated for nominal and parallel offset misalignments. The axial tooth profile determines the behavior of the coupling component and its ability to resist wear. Angular misalignment is also a concern, causing misalignment.
In order to assess wear damage of a spline coupling, we must take into consideration the impact of fretting on the components. This wear is caused by relative motion between the teeth that engage them. The misalignment may be caused by vibrations, cyclical tooth deflection, or angular misalignment. The result of this analysis may help designers improve their spline coupling designs and develop improved performance.
CZPT polyimide, an abrasion-resistant polymer, is a popular choice for high-temperature spline couplings. This material reduces friction and wear, provides a low friction surface, and has a low wear rate. Furthermore, it offers up to 50 times the life of metal on metal spline connections. For these reasons, it is important to choose the right material for your spline coupling.
splineshaft

High-performance vehicles

A spline coupler is a device used to connect splined shafts. A typical spline coupler resembles a short pipe with splines on either end. There are 2 basic types of spline coupling: single and dual spline. One type attaches to a drive shaft, while the other attaches to the gearbox. While spline couplings are typically used in racing, they’re also used for performance problems.
The key challenge in spline couplings is to determine the optimal dimension of spline joints. This is difficult because no commercial codes allow the simulation of misaligned joints, which can destroy components. This article presents analytical approaches to estimating contact pressures in spline connections. The results are comparable with numerical approaches but require special codes to accurately model the coupling operation. This research highlights several important issues and aims to make the application of spline couplings in high-performance vehicles easier.
The stiffness of spline assemblies can be calculated using tooth-like structures. Such splines can be incorporated into the spline joint to produce global stiffness for torsional vibration analysis. Bearing reactions are calculated for a certain level of misalignment. This information can be used to design bearing dimensions and correct misalignment. There are 3 types of spline couplings.
Major diameter fit splines are made with tightly controlled outside diameters. This close fit provides concentricity transfer from the male to the female spline. The teeth of the male spline usually have chamfered tips and clearance with fillet radii. These splines are often manufactured from billet steel or aluminum. These materials are renowned for their strength and uniform grain created by the forging process. ANSI and DIN design manuals define classes of fit.
splineshaft

Disc brake mounting interfaces

A spline coupling for disc brake mounting interfaces is a type of hub-to-brake-disc mount. It is a highly durable coupling mechanism that reduces heat transfer from the disc to the axle hub. The mounting arrangement also isolates the axle hub from direct contact with the disc. It is also designed to minimize the amount of vehicle downtime and maintenance required to maintain proper alignment.
Disc brakes typically have substantial metal-to-metal contact with axle hub splines. The discs are held in place on the hub by intermediate inserts. This metal-to-metal contact also aids in the transfer of brake heat from the brake disc to the axle hub. Spline coupling for disc brake mounting interfaces comprises a mounting ring that is either a threaded or non-threaded spline.
During drag brake experiments, perforated friction blocks filled with various additive materials are introduced. The materials included include Cu-based powder metallurgy material, a composite material, and a Mn-Cu damping alloy. The filling material affects the braking interface’s wear behavior and friction-induced vibration characteristics. Different filling materials produce different types of wear debris and have different wear evolutions. They also differ in their surface morphology.
Disc brake couplings are usually made of 2 different types. The plain and HD versions are interchangeable. The plain version is the simplest to install, while the HD version has multiple components. The two-piece couplings are often installed at the same time, but with different mounting interfaces. You should make sure to purchase the appropriate coupling for your vehicle. These interfaces are a vital component of your vehicle and must be installed correctly for proper operation.
Disc brakes use disc-to-hub elements that help locate the forces and displace them to the rim. These elements are typically made of stainless steel, which increases the cost of manufacturing the disc brake mounting interface. Despite their benefits, however, the high braking force loads they endure are hard on the materials. Moreover, excessive heat transferred to the intermediate elements can adversely affect the fatigue life and long-term strength of the brake system.

China Professional Automatic Stripping Die Cutting Machine (ES series)   with Great qualityChina Professional Automatic Stripping Die Cutting Machine (ES series)   with Great quality

China supplier Automatic Holographic Positioning Foil Stamping Die Cutting Machine (FF Series) with Best Sales

Product Description

UES:
We designed 1050FF Automatic Holographic Positioning Foil Stamping Die Cutting Machine, which is the greatest research and development and manufacturing of new equipment with a higher degree of intelligence.This machine adopts numerous advanced pneumatic and servo driving processing technology from abroad. After the strict assembly quality control, it has advantage of simple operation and safe reliable.

It could foil stamping, creasing and die cutting after printing products, such as more than 80g/m2 paper, cardboard, corrugated paper below 4mm, pasting paper, laminating paper and so on.

Good quality and design makes machine work stably and safety when machine’s speed reach 7500 sheets/h. This machine will provide you to enjoy the comfortable operation and faster return on investment.

 

Machine features:
 

1.Feeder/Feeding Section

 

The design of stacker preparatory stage was improved, it could use prepared car sheet piling. Also could use ordinary hydraulic car sheet piling to stacker directly. The machine has 4 suction nozzles and 4 sending nozzles in feeder, ensure feed smoothly. Adopt import screw air-blowing device, it could make the sheet send smoothly.

  

2.Feeding Positioning Section       

 

The incline-type paper moving table top is more suitable to high-speed thin paper and location. Side location adopt dual purpose side 

 

device with pull CZPT and push guide, accounting to paper choose, it makes switch easier. It could switch front rise position arriving reduction of speed device, it is benefit of thin paper’s location.

 

3.Cutting Section/Horizontal and vertical foil stamping system

 

Adopt advanced technology with single gripper location could adjust the front-and-back registration. Horizontal hot stamping dual-anxis/Vertical hot stamping collection of waste foil frame into operation side, it is benefit of operation. 12 electric heating areas have timing penumatic temperature controller function, each area can be controlled separately. It makes foil-delivering servo curve tracking the speed variation of machine in time for using motion controller. So it could reach the foil-delivering smoothly.

 

4.Die Cutting Section

 

The driving gear ensures high speed of die cutting together. The pneumatic locking mechanism and air clutch are fast and stable. The die cutting frame can prevent the die cutting plate from drooping or separating effectively.

 

5.Quick Changed Foil Device

 

Vertical under foil frame could be pulled out of machine, so that it could make the foil work more convenient.

 

6.Rewinding Device

 

There has brush rewinding foil function. And it has equipped with a simple collection waste foil device.

 

7.Delivery Section

 

Delivery section add tester into security system. It is equipped with inset counter. Using subsection could adjust brush and sheet air-blowing device, so the finished product of delivery section could product stably. Gripper drive train expanded buffer device.

 

8.High-Quality Foil Stamping Honeycomb Panel

 

9.Nine Groups of  Yaskawa Servo drives from Japan 

 

Other important features:

1. Pneumatic Clutch

The imported high quality pneumatic clutch reduces noise and minimizes impact when stopping the machine at a high speed.

 

2. Lubrication System

With a programmable lubrication system, the accurate control of PLC ensures balanced lubrication of the machine.

 

3. Air Pump

Adopt imported equipment, improve the stability of the machine, low noise, high performance, long service life.

 

4. Gripper and Chain

 

The grippers are made of special extra hard aluminum alloy, with anode treatment on the surface, ensuring accurate die cutting and embossing, ect. at high speed. The adjustment mechanism, patent design guarantees very accurate control. An imported chain is used for the main gripper transmission, with strength increased by 45% for accurate stability and prolonged life.

 

 

You can find more similar details in other related products.

What Are Screw Shaft Threads?

A screw shaft is a threaded part used to fasten other components. The threads on a screw shaft are often described by their Coefficient of Friction, which describes how much friction is present between the mating surfaces. This article discusses these characteristics as well as the Material and Helix angle. You’ll have a better understanding of your screw shaft’s threads after reading this article. Here are some examples. Once you understand these details, you’ll be able to select the best screw nut for your needs.
screwshaft

Coefficient of friction between the mating surfaces of a nut and a screw shaft

There are 2 types of friction coefficients. Dynamic friction and static friction. The latter refers to the amount of friction a nut has to resist an opposing motion. In addition to the material strength, a higher coefficient of friction can cause stick-slip. This can lead to intermittent running behavior and loud squeaking. Stick-slip may lead to a malfunctioning plain bearing. Rough shafts can be used to improve this condition.
The 2 types of friction coefficients are related to the applied force. When applying force, the applied force must equal the nut’s pitch diameter. When the screw shaft is tightened, the force may be removed. In the case of a loosening clamp, the applied force is smaller than the bolt’s pitch diameter. Therefore, the higher the property class of the bolt, the lower the coefficient of friction.
In most cases, the screwface coefficient of friction is lower than the nut face. This is because of zinc plating on the joint surface. Moreover, power screws are commonly used in the aerospace industry. Whether or not they are power screws, they are typically made of carbon steel, alloy steel, or stainless steel. They are often used in conjunction with bronze or plastic nuts, which are preferred in higher-duty applications. These screws often require no holding brakes and are extremely easy to use in many applications.
The coefficient of friction between the mating surfaces of t-screws is highly dependent on the material of the screw and the nut. For example, screws with internal lubricated plastic nuts use bearing-grade bronze nuts. These nuts are usually used on carbon steel screws, but can be used with stainless steel screws. In addition to this, they are easy to clean.

Helix angle

In most applications, the helix angle of a screw shaft is an important factor for torque calculation. There are 2 types of helix angle: right and left hand. The right hand screw is usually smaller than the left hand one. The left hand screw is larger than the right hand screw. However, there are some exceptions to the rule. A left hand screw may have a greater helix angle than a right hand screw.
A screw’s helix angle is the angle formed by the helix and the axial line. Although the helix angle is not usually changed, it can have a significant effect on the processing of the screw and the amount of material conveyed. These changes are more common in 2 stage and special mixing screws, and metering screws. These measurements are crucial for determining the helix angle. In most cases, the lead angle is the correct angle when the screw shaft has the right helix angle.
High helix screws have large leads, sometimes up to 6 times the screw diameter. These screws reduce the screw diameter, mass, and inertia, allowing for higher speed and precision. High helix screws are also low-rotation, so they minimize vibrations and audible noises. But the right helix angle is important in any application. You must carefully choose the right type of screw for the job at hand.
If you choose a screw gear that has a helix angle other than parallel, you should select a thrust bearing with a correspondingly large center distance. In the case of a screw gear, a 45-degree helix angle is most common. A helix angle greater than zero degrees is also acceptable. Mixing up helix angles is beneficial because it allows for a variety of center distances and unique applications.
screwshaft

Thread angle

The thread angle of a screw shaft is measured from the base of the head of the screw to the top of the screw’s thread. In America, the standard screw thread angle is 60 degrees. The standard thread angle was not widely adopted until the early twentieth century. A committee was established by the Franklin Institute in 1864 to study screw threads. The committee recommended the Sellers thread, which was modified into the United States Standard Thread. The standardized thread was adopted by the United States Navy in 1868 and was recommended for construction by the Master Car Builders’ Association in 1871.
Generally speaking, the major diameter of a screw’s threads is the outside diameter. The major diameter of a nut is not directly measured, but can be determined with go/no-go gauges. It is necessary to understand the major and minor diameters in relation to each other in order to determine a screw’s thread angle. Once this is known, the next step is to determine how much of a pitch is necessary to ensure a screw’s proper function.
Helix angle and thread angle are 2 different types of angles that affect screw efficiency. For a lead screw, the helix angle is the angle between the helix of the thread and the line perpendicular to the axis of rotation. A lead screw has a greater helix angle than a helical one, but has higher frictional losses. A high-quality lead screw requires a higher torque to rotate. Thread angle and lead angle are complementary angles, but each screw has its own specific advantages.
Screw pitch and TPI have little to do with tolerances, craftsmanship, quality, or cost, but rather the size of a screw’s thread relative to its diameter. Compared to a standard screw, the fine and coarse threads are easier to tighten. The coarser thread is deeper, which results in lower torques. If a screw fails because of torsional shear, it is likely to be a result of a small minor diameter.

Material

Screws have a variety of different sizes, shapes, and materials. They are typically machined on CNC machines and lathes. Each type is used for different purposes. The size and material of a screw shaft are influenced by how it will be used. The following sections give an overview of the main types of screw shafts. Each 1 is designed to perform a specific function. If you have questions about a specific type, contact your local machine shop.
Lead screws are cheaper than ball screws and are used in light-duty, intermittent applications. Lead screws, however, have poor efficiency and are not recommended for continuous power transmission. But, they are effective in vertical applications and are more compact. Lead screws are typically used as a kinematic pair with a ball screw. Some types of lead screws also have self-locking properties. Because they have a low coefficient of friction, they have a compact design and very few parts.
Screws are made of a variety of metals and alloys. Steel is an economical and durable material, but there are also alloy steel and stainless steel types. Bronze nuts are the most common and are often used in higher-duty applications. Plastic nuts provide low-friction, which helps reduce the drive torques. Stainless steel screws are also used in high-performance applications, and may be made of titanium. The materials used to create screw shafts vary, but they all have their specific functions.
Screws are used in a wide range of applications, from industrial and consumer products to transportation equipment. They are used in many different industries, and the materials they’re made of can determine their life. The life of a screw depends on the load that it bears, the design of its internal structure, lubrication, and machining processes. When choosing screw assemblies, look for a screw made from the highest quality steels possible. Usually, the materials are very clean, so they’re a great choice for a screw. However, the presence of imperfections may cause a normal fatigue failure.
screwshaft

Self-locking features

Screws are known to be self-locking by nature. The mechanism for this feature is based on several factors, such as the pitch angle of the threads, material pairing, lubrication, and heating. This feature is only possible if the shaft is subjected to conditions that are not likely to cause the threads to loosen on their own. The self-locking ability of a screw depends on several factors, including the pitch angle of the thread flank and the coefficient of sliding friction between the 2 materials.
One of the most common uses of screws is in a screw top container lid, corkscrew, threaded pipe joint, vise, C-clamp, and screw jack. Other applications of screw shafts include transferring power, but these are often intermittent and low-power operations. Screws are also used to move material in Archimedes’ screw, auger earth drill, screw conveyor, and micrometer.
A common self-locking feature for a screw is the presence of a lead screw. A screw with a low PV value is safe to operate, but a screw with high PV will need a lower rotation speed. Another example is a self-locking screw that does not require lubrication. The PV value is also dependent on the material of the screw’s construction, as well as its lubrication conditions. Finally, a screw’s end fixity – the way the screw is supported – affects the performance and efficiency of a screw.
Lead screws are less expensive and easier to manufacture. They are a good choice for light-weight and intermittent applications. These screws also have self-locking capabilities. They can be self-tightened and require less torque for driving than other types. The advantage of lead screws is their small size and minimal number of parts. They are highly efficient in vertical and intermittent applications. They are not as accurate as lead screws and often have backlash, which is caused by insufficient threads.

China supplier Automatic Holographic Positioning Foil Stamping Die Cutting Machine (FF Series)   with Best SalesChina supplier Automatic Holographic Positioning Foil Stamping Die Cutting Machine (FF Series)   with Best Sales

China Standard High Speed Automatic Plastic Film Mask Kraft Paper Roll Perforating Machine wholesaler

Product Description

Features:
 

1.Equipment function: film cold perforating, hot perforating, blanching hole and hot Puncture hole.
 

2.Perforating material: all kinds of packing plastic film, paper, compound film, copper foil, aluminum foil, non-woven fabric and Car sound insulation board etc., which is especially suitable for those materials such as non-woven fabric, OPP,PE,PET,desiccant, deoxidizer packing compound films.
 

3.The performance of micro tension synchronous rewinding can reach to the standard of that

in Germany and Japan.

Technical Specification
 

Perforating hole shapes Micro air holes, large air holes, round hot holes, oval hot holes,
point gasification hole and so on (other hole shapes also can be customized)
Perforating hole size: 0.03-20mm;
Heating roller temperature ≤300ºC.
Needle roller It’s processed by high-precision equipment abroad
Needle roller advantages
  1. With high needle density, needle center distance error is no more than 0.001 mm.
  2. Tip surface concentricity≤0.005 mm.

Technological Process:
Decoiler –> feeding guide–> perforating forming–> discharging guide–> coiling.

Finished products sample photos:

About us:

ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd.

ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. was founded in 2014, It is a National High-Tech Enterprise that is specializing in scientific research, development and manufacturing of various types of metal sheet intelligent embossing machines and forming machines. Company’s main business: Industrial Robots, Intelligent Manipulators, Intelligent Embossing Production Lines, Medical Machinery, Industrial Automation Equipment, CNC Precision Leveling Machines, Intelligent Metal Forming Machines, Fully-automatic Embossing Machines, Fully-automatic Flattening lines and Precision Perforating Machines, etc. Product application areas: Transportation, Medical Treatment, Aviation, Motor Trains, Automobiles, Home Appliances, Sanitary Materials, Building Materials, etc. Our products have exported to Europe, America, Japan, South Korea, the Middle East, Southeast Asia, Africa and many other countries all over the world. We are based on the idea of ” Honesty, Quality, Service, and Innovation”, which brought us lots of customers. At present, our company has continuous friendly relations with many big enterprises, such as the 59th Research Institute of China Ordnance Industry, Aviation Industry, HangZhou Special Structure Research Institute, Virginia, Maosen Group, CZPT Group, Mingbo shares, Rihan Group etc.

 

Why choose us

ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. has sophisticated equipment, advanced technology and strong technical force. Our company took the lead to pass IS09001 quality system certification, our company was rated as a small and medium-sized Science and Technology Enterprise in ZHangZhoug Province. In the year of 2571, our company was honored as a High-growth Technological Enterprise and National High-Tech Enterprise in ZHangZhoug Province. Meanwhile our company absorbed foreign advanced technology to product, so ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. is the high quality roller machinery manufacturer in China. Now our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.
 

Packaging & Shipping

FAQ

Q: Are you factory or trade company?
A: We are factory and we have a professional engineer team which can design the machine as customers’ request

Q: Do you have after sales support?
A: Yes, we are happy to give advice and we also have skilled technicians available. If any question during operation,
    you can contact us, and we’ll help you to solve the problems.

Q: How do your machines compare with other big companies in this market?
A: We are up to date with the latest technology and rich experience about machines and global market.
      We boast of professional engineer team and after-sale service team.

Q: If we’ve bought a machine from you, are you CZPT to supply us with material?
A: We can offer you or help you to find suitable materials for your machines.

Q: Do you sell only standard machines?
A: No, most of our machines are made according to customers’ special requirements, and all our machines can be customized. 

The Functions of Splined Shaft Bearings

Splined shafts are the most common types of bearings for machine tools. They are made of a wide variety of materials, including metals and non-metals such as Delrin and nylon. They are often fabricated to reduce deflection. The tooth profile will become deformed with time, as the shaft is used over a long period of time. Splined shafts are available in a huge range of materials and lengths.

Functions

Splined shafts are used in a variety of applications and industries. They are an effective anti-rotational device, as well as a reliable means of transmitting torque. Other types of shafts are available, including key shafts, but splines are the most convenient for transmitting torque. The following article discusses the functions of splines and why they are a superior choice. Listed below are a few examples of applications and industries in which splines are used.
Splined shafts can be of several styles, depending on the application and mechanical system in question. The differences between splined shaft styles include the design of teeth, overall strength, transfer of rotational concentricity, sliding ability, and misalignment tolerance. Listed below are a few examples of splines, as well as some of their benefits. The difference between these styles is not mutually exclusive; instead, each style has a distinct set of pros and cons.
A splined shaft is a cylindrical shaft with teeth or ridges that correspond to a specific angular position. This allows a shaft to transfer torque while maintaining angular correspondence between tracks. A splined shaft is defined as a cylindrical member with several grooves cut into its circumference. These grooves are equally spaced around the shaft and form a series of projecting keys. These features give the shaft a rounded appearance and allow it to fit perfectly into a grooved cylindrical member.
While the most common applications of splines are for shortening or extending shafts, they can also be used to secure mechanical assemblies. An “involute spline” spline has a groove that is wider than its counterparts. The result is that a splined shaft will resist separation during operation. They are an ideal choice for applications where deflection is an issue.
A spline shaft’s radial torsion load distribution is equally distributed, unless a bevel gear is used. The radial torsion load is evenly distributed and will not exert significant load concentration. If the spline couplings are not aligned correctly, the spline connection can fail quickly, causing significant fretting fatigue and wear. A couple of papers discuss this issue in more detail.
splineshaft

Types

There are many different types of splined shafts. Each type features an evenly spaced helix of grooves on its outer surface. These grooves are either parallel or involute. Their shape allows them to be paired with gears and interchange rotary and linear motion. Splines are often cold-rolled or cut. The latter has increased strength compared to cut spines. These types of shafts are commonly used in applications requiring high strength, accuracy, and smoothness.
Another difference between internal and external splined shafts lies in the manufacturing process. The former is made of wood, while the latter is made of steel or a metal alloy. The process of manufacturing splined shafts involves cutting furrows into the surface of the material. Both processes are expensive and require expert skill. The main advantage of splined shafts is their adaptability to a wide range of applications.
In general, splined shafts are used in machinery where the rotation is transferred to an internal splined member. This member can be a gear or some other rotary device. These types of shafts are often packaged together as a hub assembly. Cleaning and lubricating are essential to the life of these components. If you’re using them on a daily basis, you’ll want to make sure to regularly inspect them.
Crowned splines are usually involute. The teeth of these splines form a spiral pattern. They are used for smaller diameter shafts because they add strength. Involute splines are also used on instrument drives and valve shafts. Serration standards are found in the SAE. Both kinds of splines can also contain a ball bearing for high torque. The difference between the 2 types of splines is the number of teeth on the shaft.
Internal splines have many advantages over external ones. For example, an internal spline shaft can be made using a grinding wheel instead of a CNC machine. It also uses a more accurate and economical process. Furthermore, it allows for a shorter manufacturing cycle, which is essential when splining high-speed machines. In addition, it stabilizes the relative phase between the spline and thread.
splineshaft

Manufacturing methods

There are several methods used to fabricate a splined shaft. Key and splined shafts are constructed from 2 separate parts that are shaped in a synchronized manner to transfer torque uniformly. Hot rolling is 1 method, while cold rolling utilizes low temperatures to form metal. Both methods enhance mechanical properties, surface finishes, and precision. The advantage of cold rolling is its cost-effectiveness.
Cold forming is 1 method, as well as machining and assembling. Cold forming is a unique process that allows the spline to be shaped to the desired shape. The resulting shape provides maximum contact area and torsional strength. Standard splines are available in standard sizes, but custom lengths can also be ordered. CZPT offers various auxiliary equipment, such as mating sleeves and flanged bushings.
Cold forging is another method. This method produces long splined shafts that are used in automobile propellers. After the spline portion is cut out, it is worked on in a hobbing machine. Work hardening enhances the root strength of the splined portion. It can be used for bearings, gears, and other mechanical components. Listed below are the manufacturing methods for splined shafts.
Parallel splines are the simplest of the splined shaft manufacturing methods. Parallel splines are usually welded to shafts, while involute splines are made of metal or non-metals. Splines are available in a wide variety of lengths and materials. The process is usually accompanied by a process called milling. The workpiece rotates to produce the serrated surface.
Splines are internal or external grooves in a splined shaft. They work in combination with keyways to transfer torque. Male and female splines are used in gears. Female and male splines correspond to 1 another to ensure proper angular correspondence. Involute splines have more surface area and thus are stronger than external splines. Moreover, they help the shaft fit into a grooved cylindrical member without misalignment.
A variety of other methods of manufacturing a splined shaft can be used to produce a splined shaft. Spline shafts can be produced using broaching and shaping, 2 precision machining methods. Broaching uses a metal tool with successively larger teeth to remove metal and create ridges and holes in the surface of a material. However, this process is expensive and requires special expertise.
splineshaft

Applications

The splined shaft is a mechanical component with a helix-like shape formed by the equal spacing of grooves in a circular ring. The splines can either have parallel or involute sides. The splines minimize stress concentration in stationary joints and can be used in both rotary and linear motion. In some cases, splines are rolled rather than cut. The latter is more durable than cut splines and is often used in applications requiring high strength, accuracy, and smooth finish.
Splined shafts are commonly made of carbon steel. This alloy steel has a low carbon content, making it easy to work with. Carbon steel is a great choice for splines because it is malleable. Generally, high-quality carbon steel provides a consistent motion. Steel alloys are also available that contain nickel, chromium, copper, and other metals. If you’re unsure of the right material for your application, you can consult a spline chart.
Splines are a versatile mechanical component. They are easy to cut and fit. Splines can be internal or external, with teeth positioned at equal intervals on both sides of the shaft. This allows the shaft to engage with the hub around the entire circumference of the hub. It also increases load capacity by creating a constant multiple-tooth point of contact with the hub. For this reason, they’re used extensively in rotary and linear motion.
Splined shafts are used in a wide variety of industries. CZPT Inc. offers custom and standard splined shafts for a variety of applications. When choosing a splined shaft for a specific application, consider the surrounding mated components, torque requirements, and size requirements. These 3 factors will make it the ideal choice for your rotary equipment. And you’ll be pleased with the end result!
There are many types of splines and their applications are endless. They transfer torque and angular misalignment between parts, and they also enable the axial rotation of assembled components. Therefore, splines are an essential component of machinery and are used in a wide range of applications. This type of shaft can be found in various types of machines, from household appliances to industrial machinery. So, the next time you’re looking for a splined shaft, make sure you look for a splined one.

China Standard High Speed Automatic Plastic Film Mask Kraft Paper Roll Perforating Machine   wholesaler China Standard High Speed Automatic Plastic Film Mask Kraft Paper Roll Perforating Machine   wholesaler

China Good quality Qlf-1680 Automatic Vertical Plastic Film Bags Heat Sealing Machine Continuous Band Sealer Machine with Date Printer with high quality

Product Description

Pictures show
      100% real image shooting,what you see what you get!      

Vertical Auto Rice Heating Sealing Machine Packaging Machinery  for Plastic Big Bags    

This sealer is in the function on continuous carrying, sealing and printing in 1 operation. The machine can be made horizontally, vertically or with stand feet. It adopts electronic constant temperature mechanism and stepless speed regulating transmission motor. It can seal plastic film in various kinds of materials.

 

Specifications
     Extraordinary quality, constant innovation!     

Model

QLF-1680

Voltage

110V/220V 50-60Hz

Sealing speed

0-13m/min (can adjust)

Sealing width

15mm

Temperature range

0-300°C

Packing height

50-700mm (can adjust)

Max.loading

15kg

Heating power

800W

Sealing length

No limit

Count value

≤99999

Machine size (L *W* H)

1700*750*1600mm

Weight

180Kg

 

 

Details Partial Show
       Product details are refinement and intuitive!        

 

Samples Show
           Accuracy ,Perfectly!           

Taking double cylinders drive as the stitching power.Adopts time replay to control the bag sealing,sealn cooling,accurate and adjustable. Suitable for big bag firmed sealing in chemical industry, food, medicine, cosmetic.

 

Factory show
       Strong Team, 3000 square meters own Factory and workshop!       

Honor Show
      Exporter CE Certificater and 15 patents!    

FAQ
Frequently asked questions

Q1: Are you a factory or trading company?
A1: We are a factory specialized in daily cosmetic, foods, beverage, Pharmastic Filling Capping and Labeling Machine and whole production line. Such as, Liquid Filling Machine Paste Filling Machine , automatic capping machine ,semi-automatic capping machine,automatic labeling Machine and semi-automatic machine ,coding machine and other packaging mahcine.filling and other packing machines.

Q2: Where is your factory location? How can I visit there?
A2: Our factory is located in HangZhou, China. You could visit us by high speed train or by plane). It’s only 15 minutes from our factory to HangZhou South Train station .It’s only 30 minutes from our factory to HangZhou Yonqiang International Airport. then we could arrange a car to pick you up there.

Q3: How does your factory do regarding quality control?
A3: Quality is priority. People from CZPT always attach great importance to quality controlling from the beginning to the end. We support to inspect machine before shipment Our factory has gained CE authentication

Q4: What’s the guarantee if we purchase from you?
A4: All the equipment ordered from us will provide 1 year guarantee from the delivery date .If there is any main parts be broken within the warranty and isn’t caused by improperly operation then we would offer the new parts for free and we do prepare for 1 set wearing part come with the machine.

Q5: How about the after service?
A5: There’s no problem we could send our engineer to install or fix the machine locally in due course but customer need to pay the round air tickets cost and arrange the hotel accommodation for our engineer and engineer daily salary USD150/day.Ours service Team will reply you in 12hours by email, and in time reply by or as soon as possible when you have any questions.

More product List for reference

Filling machine Liquid Filling Machine
  Oil Filling Machine
  Juice Filling Machine
  Peanuts Filling Machine
  Water Filling Machine
  Bottle Filling Machine
  Filling Machinery
  Honey Packing Machine
  tomato paste filling machine
  cup filling machine
  drinking water bottling plant filling machine
  Pure water filling machine
  Beverage filling machine
  Filling line filling machine
  Automatic packing filling machine
  Food filling machine
  10-1000ml liquids filling machine
  Alcohol filling machine
  Alcoholic Beverage filling machine
  100ml tin can filling machine
  powder filling machine pouch
  powder filling machine
  gel filling machine
  cream filling machine
  doy pack filling machine
  Beverage-Processing filling Machinery
  Wine filling machine
  Wine bottle line filling machine
Cap machine Capping machine
  Bottle capping machine
 
Filling Capping Machine
 
Automatic Cap Sealing Machine
 
Automatic Locking Cap Machine
 
Locking Cap Machine
 
Bottle Capping cap machine
 
Liquids Cap Machines
 
Water Capping Machine
 
Water Packing Machine
 
50mm Bottle High Capping Machine
  Metal cap capping machine
  Oil bottle cap machine
  Medical bottle cap machine
  Oil assembly machine
  Screw cap capping machine
  Syringe cap machine
  Bottle screw cap sealing capping machine
  Aluminum cap cap machine
  Gel bottle cap machine
  Liquids rotatory capping sealing machine
  Sanitilizer capping machine
  Hand wash clean liquids capping machine
  Oral liquids capping machine
  Twist off trigger spray pet cap screw capping machne
  Liquids bottler rotary capping machine
  5L 10L bottle washing capping packing machine
  Mineral liquids bottle capping machine
  Spring drinking pure water juice carbonated drinks can bottle capping making machine
Label machine Automatic Labelling Machine
  Flat Labeling Machine
 
Bottle Labeling Machine
 
Automatic Cosmetic Bottle Labeling Machine
 
Automatic Daily Chemical Bottle Labeling Machine
  Cosmetic liquids bottle label machine
 
Pharmaceutical Labeling Machine
 
Skin Care Products Labeling Machine
 
Hair Care Productis Labeling Machine
 
round bottle labeling machine
 
paper tube labeling machine
 
labeller
 
sticker labeling machine
 
sticker labeling machine
Sealing machine Bags sealing machine
  Band sealer
 
Sealing Machinery
 
Heat Sealer
 
impulse sealer
 
bread machine
 
semi automatic verticsl can sealing machine
 
manual aluminum foil induction sealer
 
vacuum packing machine
  Vacuum sealing machine
 
manual cup sealing machine
  Food sealing machine
  Coffee sealing machine
  Powder sealer
  Plastic bags sealing machine
  Rice sealing packing machine
  Eggs sealing packing machine
  Salt sealing packing machine
  Bean sealing packing machine
  Seed sealing packing machine
  Sugar sealing packing machine
  Fruit sealing machine
  Tea bags sealing packing machine
  Food liquids packing package sealing machine
  Continuous bag heat sealing sealer machine
  Tea latte coffee paper bag packing sealing machine

What is a driveshaft and how much does it cost to replace one?

Your vehicle is made up of many moving parts. Knowing each part is important because a damaged driveshaft can seriously damage other parts of the car. You may not know how important your driveshaft is, but it’s important to know if you want to fix your car. In this article, we’ll discuss what a driveshaft is, what its symptoms are, and how much it costs to replace a driveshaft.
air-compressor

Repair damaged driveshafts

A damaged driveshaft does not allow you to turn the wheels freely. It also exposes your vehicle to higher repair costs due to damaged driveshafts. If the drive shaft breaks while the car is in motion, it may cause a crash. Also, it can significantly affect the performance of the car. If you don’t fix the problem right away, you could risk more expensive repairs. If you suspect that the drive shaft is damaged, do the following.
First, make sure the drive shaft is protected from dust, moisture, and dust. A proper driveshaft cover will prevent grease from accumulating in the driveshaft, reducing the chance of further damage. The grease will also cushion the metal-to-metal contact in the constant velocity joints. For example, hitting a soft material is better than hitting a metal wall. A damaged prop shaft can not only cause difficult cornering, but it can also cause the vehicle to vibrate, which can further damage the rest of the drivetrain.
If the driveshaft is damaged, you can choose to fix it yourself or take it to a mechanic. Typically, driveshaft repairs cost around $200 to $300. Parts and labor may vary based on your vehicle type and type of repair. These parts can cost up to $600. However, if you don’t have a mechanical background, it’s better to leave it to a professional.
If you notice that 1 of the 2 drive shafts is worn, it’s time to repair it. Worn bushings and bearings can cause the drive shaft to vibrate unnecessarily, causing it to break and cause further damage. You can also check the center bearing if there is any play in the bearing. If these symptoms occur, it is best to take your car to a mechanic as soon as possible.
air-compressor

Learn about U-joints

While most vehicles have at least 1 type of U-joint, there are other types available. CV joints (also known as hot rod joints) are used in a variety of applications. The minor axis is shorter than the major axis on which the U-joint is located. In both cases, the U-joints are lubricated at the factory. During servicing, the drive shaft slip joint should be lubricated.
There are 2 main styles of U-joints, including forged and press fit. They are usually held in place by C-clamps. Some of these U-joints have knurls or grooves. When selecting the correct fitting, be sure to measure the entire fitting. To make sure you get the correct size, you can use the size chart or check the manual for your specific model.
In addition to lubrication, the condition of the U-joint should be checked regularly. Lubricate them regularly to avoid premature failure. If you hear a clicking sound when shifting gears, the u-joint space may be misaligned. In this case, the bearing may need to be serviced. If there is insufficient grease in the bearings, the universal joint may need to be replaced.
U-joint is an important part of the automobile transmission shaft. Without them, your car would have no wheeled suspension. Without them, your vehicle will have a rickety front end and a wobbly rear end. Because cars can’t drive on ultra-flat surfaces, they need flexible driveshafts. The U-joint compensates for this by allowing it to move up and down with the suspension.
A proper inspection will determine if your u-joints are loose or worn. It should be easy to pull them out. Make sure not to pull them all the way out. Also, the bearing caps should not move. Any signs of roughness or wear would indicate a need for a new UJ. Also, it is important to note that worn UJs cannot be repaired.

Symptoms of Driveshaft Failure

One of the most common problems associated with a faulty driveshaft is difficulty turning the wheels. This severely limits your overall control over the vehicle. Fortunately, there are several symptoms that could indicate that your driveshaft is failing. You should take immediate steps to determine the cause of the problem. One of the most common causes of driveshaft failure is a weak or faulty reverse gear. Other common causes of driveshaft damage include driving too hard, getting stuck in reverse gear and differential lock.
Another sign of a failed driveshaft is unusual noise while driving. These noises are usually the result of wear on the bushings and bearings that support the drive shaft. They can also cause your car to screech or scratch when switching from drive to idle. Depending on the speed, the noise may be accompanied by vibration. When this happens, it’s time to send your vehicle in for a driveshaft replacement.
One of the most common symptoms of driveshaft failure is noticeable jitter when accelerating. This could be a sign of a loose U-joint or worn center bearing. You should thoroughly inspect your car to determine the cause of these sounds and corresponding symptoms. A certified mechanic can help you determine the cause of the noise. A damaged propshaft can severely limit the drivability of the vehicle.
Regular inspection of the drive shaft can prevent serious damage. Depending on the damage, you can replace the driveshaft for anywhere from $500 to $1,000. Depending on the severity of the damage and the level of repair, the cost will depend on the number of parts that need to be replaced. Do not drive with a bad driveshaft as it can cause a serious crash. There are several ways to avoid this problem entirely.
The first symptom to look for is a worn U-joint. If the U-joint comes loose or moves too much when trying to turn the steering wheel, the driveshaft is faulty. If you see visible rust on the bearing cap seals, you can take your car to a mechanic for a thorough inspection. A worn u-joint can also indicate a problem with the transmission.
air-compressor

The cost of replacing the drive shaft

Depending on your state and service center, a driveshaft repair can cost as little as $300 or as high as $2,000, depending on the specifics of your car. Labor costs are usually around $70. Prices for the parts themselves range from $400 to $600. Labor costs also vary by model and vehicle make. Ultimately, the decision to repair or replace the driveshaft will depend on whether you need a quick car repair or a full car repair.
Some cars have 2 separate driveshafts. One goes to the front and the other goes to the back. If your car has 4 wheel drive, you will have two. If you’re replacing the axles of an all-wheel-drive car, you’ll need a special part for each axle. Choosing the wrong 1 can result in more expensive repairs. Before you start shopping, you should know exactly how much it will cost.
Depending on the type of vehicle you own, a driveshaft replacement will cost between PS250 and PS500. Luxury cars can cost as much as PS400. However, for safety and the overall performance of the car, replacing the driveshaft may be a necessary repair. The cost of replacing a driveshaft depends on how long your car has been on the road and how much wear and tear it has experienced. There are some symptoms that indicate a faulty drive shaft and you should take immediate action.
Repairs can be expensive, so it’s best to hire a mechanic with experience in the field. You’ll be spending hundreds of dollars a month, but you’ll have peace of mind knowing the job will be done right. Remember that you may want to ask a friend or family member to help you. Depending on the make and model of your car, replacing the driveshaft is more expensive than replacing the parts and doing it yourself.
If you suspect that your drive shaft is damaged, be sure to fix it as soon as possible. It is not advisable to drive a car with abnormal vibration and sound for a long time. Fortunately, there are some quick ways to fix the problem and avoid costly repairs later. If you’ve noticed the symptoms above, it’s worth getting the job done. There are many signs that your driveshaft may need service, including lack of power or difficulty moving the vehicle.

China Good quality Qlf-1680 Automatic Vertical Plastic Film Bags Heat Sealing Machine Continuous Band Sealer Machine with Date Printer   with high qualityChina Good quality Qlf-1680 Automatic Vertical Plastic Film Bags Heat Sealing Machine Continuous Band Sealer Machine with Date Printer   with high quality

China factory Automatic Foil Stamping Die Cutting Machine (FH Series) near me supplier

Product Description

we designed 1050FH/1060FH/1300FH Automatic Foil Stamping Die Cutting Machine,; which is the greatest research and development and manufacturing of new equipment with a higher degree of intelligence.;

This machine adopts numerous advanced pneumatic and servo driving processing technology from abroad.; After the strict assembly quality control,; it has advantage of simple operation and safe reliable.;

It could foil stamping,; creasing and die cutting after printing products,; such as more than 80g/m2 paper,; cardboard,; corrugated paper below 4mm,; pasting paper,; laminating paper and so on.;

Good quality and design makes machine work stably and safety when machine’s speed reach 7500 sheets/h.; This machine will provide you to enjoy the comfortable operation and faster return on investment.;
 
Machine features:;
1.;Feeder/Feeding Section
 
The design of stacker preparatory stage was improved,; it could use prepared car sheet piling.; Also could use ordinary hydraulic car sheet piling to stacker directly.; The machine has 4 suction nozzles and 4 sending nozzles in feeder,; ensure feed smoothly.; Adopt import screw air-blowing device,; it could make the sheet send smoothly.;
 
2.;Feeding Positioning Section       
 
The incline-type paper moving table top is more suitable to high-speed thin paper and location.; Side location adopt dual purpose side device with pull CZPT and push guide,; accounting to paper choose,; it makes switch easier.; It could switch front rise position arriving reduction of speed device,; it is benefit of thin paper’s location.;
 
3.;Cutting Section/Horizontal and vertical foil stamping system
 
Adopt advanced technology with single gripper location could adjust the front-and-back registration.; Horizontal hot stamping dual-anxis/Vertical hot stamping collection of waste foil frame into operation side,; it is benefit of operation.; 12 electric heating areas have timing penumatic temperature controller function,; each area can be controlled separately.; It makes foil-delivering servo curve tracking the speed variation of machine in time for using motion controller.; So it could reach the foil-delivering smoothly.;
 
4.;Foil Stamping/ Die Cutting Section
 
Foil Stamping Plate
 
Die Cutting Plate
The driving gear ensures high speed of die cutting together.; The pneumatic locking mechanism and air clutch are fast and stable.; The die cutting frame can prevent the die cutting plate from drooping or separating effectively.;
 
5.;Quick Changed Foil Device
 Two shafts in this section
 
Vertical under foil frame could be pulled out of machine,; so that it could make the foil work more convenient.;
 
6.;Rewinding Device
 
There has brush rewinding foil function.; And it has equipped with a simple collection waste foil device.;
 
7.;Delivery Section
 
Delivery section add tester into security system.; It is equipped with inset counter.; Using subsection could adjust brush and sheet air-blowing device,; so the finished product of delivery section could product stably.; Gripper drive train expanded buffer device.;
 
 
Other important features:;
1.; Pneumatic Clutch
The imported high quality pneumatic clutch reduces noise and minimizes impact when stopping the machine at a high speed.;
  
2.; Lubrication System
With a programmable lubrication system,; the accurate control of PLC ensures balanced lubrication of the machine.;
 
3.; Air Pump
Adopt imported equipment,; improve the stability of the machine,; low noise,; high performance,; long service life.;
 
4.; Gripper and Chain
 
The grippers are made of special extra hard aluminum alloy,; with anode treatment on the surface,; ensuring accurate die cutting and embossing,; ect.; at high speed.; The adjustment mechanism,; patent design guarantees very accurate control.; An imported chain is used for the main gripper transmission,; with strength increased by 45% for accurate stability and prolonged life.;

Main Parameters:;

Model 1050FH
Name Automatic Foil Stamping Die Cutting Machine
Max.; Sheet Size 1050×750mm
Min.; Sheet Size 400×360mm
Max.; Cutting Range 1040×720mm
Inner Chase Size 1080×745mm
Die Cutting Steel Plate Size 1080×736mm
Paper Thickness 80-2000 g/m2 Cardboard
Corrugated paper≤4mm
Min.; Waster Side Width 8mm
Max.; Mechanical Speed 7500 sheets/h
Max.; Die Cutting Pressure 300T
Max.; Feeding Pile Height 1550mm
Max.; Delivery Pile Height 1400mm
Total Weight 16.;8T
Dimensions 7060(5600);×4669×2230mm
Max.; Foil Stamping Range 1571×600mm
Stamping Temperature Range 0°C-200°C
Heated Plate Power 24kw
Total Power 57kw
Voltage Requirements 380V 50Hz
Air compressor 0.;8Mpa,; 0.;36m3/min,; 3kw
Vertical foil stamping section performance specification
Max.; Foil Width 1571mm
Min.; Foil Width 25mm
Max.; Length of Pull Foil 700mm
Max.; Diameter of Foil Φ240mm
Horizontal foil stamping section performance specification
Max.; Foil Width 600mm
Min.; Foil Width 25mm
Max.; Length of Pull Foil 1571mm
Max.; Diameter of Foil Φ200mm

Model 1060FH
Max.; Sheet Size 1060×760mm
Min.; Sheet Size 400×370mm
Max.; Cutting Size 1050×750mm
Inner Chase Size 1120×790mm
Max.; Foil Stamping Size 1060×740mm
Paper Thickness 80-2000 g/m2 Cardboard
Corrugated paper≤4mm
Min.; Waster Side Width 8mm
Max.; Mechanical Speed 7500 sheets/h
Max.; Foil Stamping Speed 5500 sheets/h
Max.; Die Cutting Pressure 300T
Max.; Feeding Pile Height 1350mm
Max.; Delivery Pile Height 1200mm
Total Weight 17T
Dimensions (with pre-pile device); 7060×4700×2230mm
Heated System Zone 12
Stamping Temperature Range 0°C-200°C
Foil Feeding Shaft V3+H2
Total Power 57kw
Air compressor 0.;8Mpa,; ≥0.;6m3/min

Model 1300FH
Max.; Sheet Size 1300×960mm
Min.; Sheet Size 450×450mm
Max.; Cutting Size 1290×950mm
Max.; Foil Stamping Size 1280×940mm
Paper Thickness 90-2000 g/m2 Cardboard
Corrugated paper≤8mm
Min.; Waster Side Width 8mm
Max.; Mechanical Speed 6500 sheets/h
Max.; Foil Stamping Speed 5500 sheets/h
Max.; Die Cutting Pressure 420T
Max.; Feeding Pile Height 1540mm
Max.; Delivery Pile Height 1340mm
Total Weight 24T
Dimensions (with pre-pile device); 9300×5100×2230mm
Heated System Zone 16
Stamping Temperature Range 0°C-200°C
Foil Feeding Shaft V3+H2
Total Power 55kw
Air compressor 0.;8Mpa,; ≥0.;6m3/min

How to tell if your driveshaft needs replacing

What is the cause of the unbalanced drive shaft? Unstable U-joint? Your car may make clicking noises while driving. If you can hear it from both sides, it might be time to hand it over to the mechanic. If you’re not sure, read on to learn more. Fortunately, there are many ways to tell if your driveshaft needs replacing.

unbalanced

An unbalanced driveshaft can be the source of strange noises and vibrations in your vehicle. To fix this problem, you should contact a professional. You can try a number of things to fix it, including welding and adjusting the weight. The following are the most common methods. In addition to the methods above, you can use standardized weights to balance the driveshaft. These standardized weights are attached to the shaft by welders.
An unbalanced drive shaft typically produces lateral vibrations per revolution. This type of vibration is usually caused by a damaged shaft, missing counterweights, or a foreign object stuck on the drive shaft. On the other hand, torsional vibrations occur twice per revolution, and they are caused by shaft phase shifts. Finally, critical speed vibration occurs when the RPM of the drive shaft exceeds its rated capacity. If you suspect a driveshaft problem, check the following:
Manually adjusting the imbalance of a drive shaft is not the easiest task. To avoid the difficulty of manual balancing, you can choose to use standardized weights. These weights are fixed on the outer circumference of the drive shaft. The operator can manually position the weight on the shaft with special tools, or use a robot. However, manual balancers have many disadvantages.
air-compressor

unstable

When the angular velocity of the output shaft is not constant, it is unstable. The angular velocity of the output shaft is 0.004 at ph = 29.5 and 1.9 at t = 1.9. The angular velocity of the intermediate shaft is not a problem. But when it’s unstable, the torque applied to it is too much for the machine. It might be a good idea to check the tension on the shaft.
An unstable drive shaft can cause a lot of noise and mechanical vibration. It can lead to premature shaft fatigue failure. CZPT studies the effect of shaft vibration on the rotor bearing system. They investigated the effect of flex coupling misalignment on the vibration of the rotor bearing system. They assume that the vibrational response has 2 components: x and y. However, this approach has limited application in many situations.
Experimental results show that the presence of cracks in the output shaft may mask the unbalanced excitation characteristics. For example, the presence of superharmonic peaks on the spectrum is characteristic of cracks. The presence of cracks in the output shaft masks unbalanced excitation characteristics that cannot be detected in the transient response of the input shaft. Figure 8 shows that the frequency of the rotor increases at critical speed and decreases as the shaft passes the natural frequency.

Unreliable

If you’re having trouble driving your car, chances are you’ve run into an unreliable driveshaft. This type of drivetrain can cause the wheels to stick or not turn at all, and also limit the overall control of the car. Whatever the reason, these issues should be resolved as soon as possible. Here are some symptoms to look for when diagnosing a driveshaft fault. Let’s take a closer look.
The first symptom you may notice is an unreliable drive shaft. You may feel vibrations, or hear noises under the vehicle. Depending on the cause, it could be a broken joint or a broken shaft. The good news is that driveshaft repairs are generally relatively inexpensive and take less time than a complete drivetrain replacement. If you’re not sure what to do, CZPT has a guide to replacing the U-connector.
One of the most common signs of an unreliable driveshaft is clanging and vibration. These sounds can be caused by worn bushings, loose U-joints, or damaged center bearings. This can cause severe vibration and noise. You can also feel these vibrations through the steering wheel or the floor. An unreliable driveshaft is a symptom of a bigger problem.
air-compressor

Unreliable U-joints

A car with an unreliable U-joint on the drive shaft can be dangerous. A bad u-joint can prevent the vehicle from driving properly and may even cause you trouble. Unreliable u-joints are cheap to replace and you should try getting parts from quality manufacturers. Unreliable U-joints can cause the car to vibrate in the chassis or gear lever. This is a sure sign that your car has been neglected in maintenance.
Replacing a U-joint is not a complicated task, but it requires special tools and a lot of elbow grease. If you don’t have the right tools, or you’re unfamiliar with mechanical terminology, it’s best to seek the help of a mechanic. A professional mechanic will be able to accurately assess the problem and propose an appropriate solution. But if you don’t feel confident enough, you can replace your own U-connector by following a few simple steps.
To ensure the vehicle’s driveshaft is not damaged, check the U-joint for wear and lubrication. If the U-joint is worn, the metal parts are likely to rub against each other, causing wear. The sooner a problem is diagnosed, the faster it can be resolved. Also, the longer you wait, the more you lose on repairs.

damaged drive shaft

The driveshaft is the part of the vehicle that connects the wheels. If the driveshaft is damaged, the wheels may stop turning and the vehicle may slow down or stop moving completely. It bears the weight of the car itself as well as the load on the road. So even a slight bend or break in the drive shaft can have dire consequences. Even a piece of loose metal can become a lethal missile if dropped from a vehicle.
If you hear a screeching noise or growl from your vehicle when shifting gears, your driveshaft may be damaged. When this happens, damage to the u-joint and excessive slack in the drive shaft can result. These conditions can further damage the drivetrain, including the front half. You should replace the driveshaft as soon as you notice any symptoms. After replacing the driveshaft, you can start looking for signs of wear.
A knocking sound is a sign of damage to the drive shaft. If you hear this sound while driving, it may be due to worn couplings, damaged propshaft bearings, or damaged U-joints. In some cases, the knocking noise can even be caused by a damaged U-joint. When this happens, you may need to replace the entire driveshaft, requiring a new one.
air-compressor

Maintenance fees

The cost of repairing a driveshaft varies widely, depending on the type and cause of the problem. A new driveshaft costs between $300 and $1,300, including labor. Repairing a damaged driveshaft can cost anywhere from $200 to $300, depending on the time required and the type of parts required. Symptoms of a damaged driveshaft include unresponsiveness, vibration, chassis noise and a stationary car.
The first thing to consider when estimating the cost of repairing a driveshaft is the type of vehicle you have. Some vehicles have more than one, and the parts used to make them may not be compatible with other cars. Even if the same car has 2 driveshafts, the damaged ones will cost more. Fortunately, many auto repair shops offer free quotes to repair damaged driveshafts, but be aware that such work can be complicated and expensive.

China factory Automatic Foil Stamping Die Cutting Machine (FH Series)   near me supplier China factory Automatic Foil Stamping Die Cutting Machine (FH Series)   near me supplier

China Custom Automatic Car Wet Wipe Cleaning Folding Machine Baby Wet Wipe Packing Machine Wet Tissue Making Machine with Great quality

Product Description

Automatic Car Wet Wipe Cleaning Folding Machine Baby Wet Wipe Packing Machine Wet Tissue Making machine

 

 


Wet wipes production line:
1.Control driving system:PLC,GOT operation interface,precision transmission by servo motor.
2.Unwinding mechanism:independent drive of unwinding device,automatic control of tension.
3.Folding and traction mechanism:various adjustable folding ways,synchronous transmission by servo traction.
4.Quantitative humidifying system:two sets of shower pipes,uniform humidifying in 2.5-4.0 times scope.
5.Rotary cutting-off system:cut off by rolling cutter synchronously,cutting length controlled precisely,flexible and easy adjustable nonwovens length.
6.Folding and conveying device:folded neatly by manipulators,synchronous and flexible transmission of wet wipes.
7.Bag making and forming device:tension of the film and width and height of packing bags can be adjustable automatically.
8.Packaging,cutting and sealing device:adopting ZheJiang Rufong vertical sealing technology,advanced horizontal sealing of Chinese mainland.The seal is firm and beautiful.
9.Safety guarantee system:Fixed,movable and closed preventive device,conforming to ISO14120:20571.

 

Applicable materials

Spunlace nonwoven,therbond,degradable non-woven fabrics,

wet strength paper etc

Specification of nonwovens Max W260mm,Φ1200mm
Applicable packing materials PET/PE BOPP CPP PET/AL and other hot sealable materials
Film rolling specification Max W230mm,Φ360mm
Size of wet wipes L:55-110mm W:30-60mm
Unfolded size L:110-220mm W:140-260mm
Packing size L:80-200mm W:40-70mm
Product capacity 80-200 bags/min
Source of air required 0.6-0.8Mpa,100L/min
Power AC220V 50/60Hz,8KW
Size of the whole machine L:4000mm,W:3000mm,H:2000mm
Machine net weight About 2200kg

 

 

Packaging & Shipping

1. Packaging:

Packed by standard import & export wooden cases or carton boxes.

2. Shipping:

By logistics; by automobile; by train; by shipping; by air etc.

 

Company Information

 

 

Our Services

1.We have more than15 years manufacture and export experience.
2.Exporting to all over the world,win high reputation among customers.
3.CE, ISO 9001 and Strict Production Xihu (West Lake) Dis.line to guarantee the high quality of our products.
4.Near the HangZhou port convenient for exporting.
5.Customer service staff 24 hours online,offer free technical support.
6.Factory and Competitive Price we offer.
7.Strong Research & Development technical team.
8.Various machinery to meet all your needs at our factory.
9.Engineers are available to CZPT the installation and take care of other problems.
10.We offer OEM&ODM service to meet all your requirements.

 

FAQ

1.Q:Are you trading company or manufacturer?
A:We are original equipment manufacturer.
2.Q:How long is your delivery time?
A:It is according to the model and quantity.Generally it is 3-5 days if the product are in stock.It will be 15-30 days if you want to customize the product.
3.Q:Do you provide samples? ls it free or extra?
A:Yes,we could offer you the sample.But it’s not free.
You need to pay for the sample and the cost of freight.
4.Q:What is your terms of payment?
A:We accept T/T,Westerm Union,Money Gram,Paypal,etc.
Payment 

How to Calculate Stiffness, Centering Force, Wear and Fatigue Failure of Spline Couplings

There are various types of spline couplings. These couplings have several important properties. These properties are: Stiffness, Involute splines, Misalignment, Wear and fatigue failure. To understand how these characteristics relate to spline couplings, read this article. It will give you the necessary knowledge to determine which type of coupling best suits your needs. Keeping in mind that spline couplings are usually spherical in shape, they are made of steel.
splineshaft

Involute splines

An effective side interference condition minimizes gear misalignment. When 2 splines are coupled with no spline misalignment, the maximum tensile root stress shifts to the left by 5 mm. A linear lead variation, which results from multiple connections along the length of the spline contact, increases the effective clearance or interference by a given percentage. This type of misalignment is undesirable for coupling high-speed equipment.
Involute splines are often used in gearboxes. These splines transmit high torque, and are better able to distribute load among multiple teeth throughout the coupling circumference. The involute profile and lead errors are related to the spacing between spline teeth and keyways. For coupling applications, industry practices use splines with 25 to 50-percent of spline teeth engaged. This load distribution is more uniform than that of conventional single-key couplings.
To determine the optimal tooth engagement for an involved spline coupling, Xiangzhen Xue and colleagues used a computer model to simulate the stress applied to the splines. The results from this study showed that a “permissible” Ruiz parameter should be used in coupling. By predicting the amount of wear and tear on a crowned spline, the researchers could accurately predict how much damage the components will sustain during the coupling process.
There are several ways to determine the optimal pressure angle for an involute spline. Involute splines are commonly measured using a pressure angle of 30 degrees. Similar to gears, involute splines are typically tested through a measurement over pins. This involves inserting specific-sized wires between gear teeth and measuring the distance between them. This method can tell whether the gear has a proper tooth profile.
The spline system shown in Figure 1 illustrates a vibration model. This simulation allows the user to understand how involute splines are used in coupling. The vibration model shows 4 concentrated mass blocks that represent the prime mover, the internal spline, and the load. It is important to note that the meshing deformation function represents the forces acting on these 3 components.
splineshaft

Stiffness of coupling

The calculation of stiffness of a spline coupling involves the measurement of its tooth engagement. In the following, we analyze the stiffness of a spline coupling with various types of teeth using 2 different methods. Direct inversion and blockwise inversion both reduce CPU time for stiffness calculation. However, they require evaluation submatrices. Here, we discuss the differences between these 2 methods.
The analytical model for spline couplings is derived in the second section. In the third section, the calculation process is explained in detail. We then validate this model against the FE method. Finally, we discuss the influence of stiffness nonlinearity on the rotor dynamics. Finally, we discuss the advantages and disadvantages of each method. We present a simple yet effective method for estimating the lateral stiffness of spline couplings.
The numerical calculation of the spline coupling is based on the semi-analytical spline load distribution model. This method involves refined contact grids and updating the compliance matrix at each iteration. Hence, it consumes significant computational time. Further, it is difficult to apply this method to the dynamic analysis of a rotor. This method has its own limitations and should be used only when the spline coupling is fully investigated.
The meshing force is the force generated by a misaligned spline coupling. It is related to the spline thickness and the transmitting torque of the rotor. The meshing force is also related to the dynamic vibration displacement. The result obtained from the meshing force analysis is given in Figures 7, 8, and 9.
The analysis presented in this paper aims to investigate the stiffness of spline couplings with a misaligned spline. Although the results of previous studies were accurate, some issues remained. For example, the misalignment of the spline may cause contact damages. The aim of this article is to investigate the problems associated with misaligned spline couplings and propose an analytical approach for estimating the contact pressure in a spline connection. We also compare our results to those obtained by pure numerical approaches.

Misalignment

To determine the centering force, the effective pressure angle must be known. Using the effective pressure angle, the centering force is calculated based on the maximum axial and radial loads and updated Dudley misalignment factors. The centering force is the maximum axial force that can be transmitted by friction. Several published misalignment factors are also included in the calculation. A new method is presented in this paper that considers the cam effect in the normal force.
In this new method, the stiffness along the spline joint can be integrated to obtain a global stiffness that is applicable to torsional vibration analysis. The stiffness of bearings can also be calculated at given levels of misalignment, allowing for accurate estimation of bearing dimensions. It is advisable to check the stiffness of bearings at all times to ensure that they are properly sized and aligned.
A misalignment in a spline coupling can result in wear or even failure. This is caused by an incorrectly aligned pitch profile. This problem is often overlooked, as the teeth are in contact throughout the involute profile. This causes the load to not be evenly distributed along the contact line. Consequently, it is important to consider the effect of misalignment on the contact force on the teeth of the spline coupling.
The centre of the male spline in Figure 2 is superposed on the female spline. The alignment meshing distances are also identical. Hence, the meshing force curves will change according to the dynamic vibration displacement. It is necessary to know the parameters of a spline coupling before implementing it. In this paper, the model for misalignment is presented for spline couplings and the related parameters.
Using a self-made spline coupling test rig, the effects of misalignment on a spline coupling are studied. In contrast to the typical spline coupling, misalignment in a spline coupling causes fretting wear at a specific position on the tooth surface. This is a leading cause of failure in these types of couplings.
splineshaft

Wear and fatigue failure

The failure of a spline coupling due to wear and fatigue is determined by the first occurrence of tooth wear and shaft misalignment. Standard design methods do not account for wear damage and assess the fatigue life with big approximations. Experimental investigations have been conducted to assess wear and fatigue damage in spline couplings. The tests were conducted on a dedicated test rig and special device connected to a standard fatigue machine. The working parameters such as torque, misalignment angle, and axial distance have been varied in order to measure fatigue damage. Over dimensioning has also been assessed.
During fatigue and wear, mechanical sliding takes place between the external and internal splines and results in catastrophic failure. The lack of literature on the wear and fatigue of spline couplings in aero-engines may be due to the lack of data on the coupling’s application. Wear and fatigue failure in splines depends on a number of factors, including the material pair, geometry, and lubrication conditions.
The analysis of spline couplings shows that over-dimensioning is common and leads to different damages in the system. Some of the major damages are wear, fretting, corrosion, and teeth fatigue. Noise problems have also been observed in industrial settings. However, it is difficult to evaluate the contact behavior of spline couplings, and numerical simulations are often hampered by the use of specific codes and the boundary element method.
The failure of a spline gear coupling was caused by fatigue, and the fracture initiated at the bottom corner radius of the keyway. The keyway and splines had been overloaded beyond their yield strength, and significant yielding was observed in the spline gear teeth. A fracture ring of non-standard alloy steel exhibited a sharp corner radius, which was a significant stress raiser.
Several components were studied to determine their life span. These components include the spline shaft, the sealing bolt, and the graphite ring. Each of these components has its own set of design parameters. However, there are similarities in the distributions of these components. Wear and fatigue failure of spline couplings can be attributed to a combination of the 3 factors. A failure mode is often defined as a non-linear distribution of stresses and strains.

China Custom Automatic Car Wet Wipe Cleaning Folding Machine Baby Wet Wipe Packing Machine Wet Tissue Making Machine   with Great qualityChina Custom Automatic Car Wet Wipe Cleaning Folding Machine Baby Wet Wipe Packing Machine Wet Tissue Making Machine   with Great quality

China Hot selling High Speed Automatic Two in One Plastic Film Kraft Paper Embossing and Perforating Machine with Free Design Custom

Product Description

Features:
 

1.Equipment function: film cold perforating, hot perforating, blanching hole and hot Puncture hole.
 

2.Perforating material: all kinds of packing plastic film, paper, compound film, copper foil, aluminum foil, non-woven fabric and Car sound insulation board etc., which is especially suitable for those materials such as non-woven fabric, OPP,PE,PET,desiccant, deoxidizer packing compound films.
 

3.The performance of micro tension synchronous rewinding can reach to the standard of that

in Germany and Japan.

Technical Specification
 

Perforating hole shapes Micro air holes, large air holes, round hot holes, oval hot holes,
point gasification hole and so on (other hole shapes also can be customized)
Perforating hole size: 0.03-20mm;
Heating roller temperature ≤300ºC.
Needle roller It’s processed by high-precision equipment abroad
Needle roller advantages
  1. With high needle density, needle center distance error is no more than 0.001 mm.
  2. Tip surface concentricity≤0.005 mm.

Technological Process:
Decoiler –> feeding guide–> perforating forming–> discharging guide–> coiling.

About us:

ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. was founded in 2014, It is a National High-Tech Enterprise that is specializing in scientific research, development and manufacturing of various types of metal sheet intelligent embossing machines and forming machines. Company’s main business: Industrial Robots, Intelligent Manipulators, Intelligent Embossing Production Lines, Medical Machinery, Industrial Automation Equipment, CNC Precision Leveling Machines, Intelligent Metal Forming Machines, Fully-automatic Embossing Machines, Fully-automatic Flattening lines and Precision Perforating Machines, etc. Product application areas: Transportation, Medical Treatment, Aviation, Motor Trains, Automobiles, Home Appliances, Sanitary Materials, Building Materials, etc. Our products have exported to Europe, America, Japan, South Korea, the Middle East, Southeast Asia, Africa and many other countries all over the world. We are based on the idea of ” Honesty, Quality, Service, and Innovation”, which brought us lots of customers. At present, our company has continuous friendly relations with many big enterprises, such as the 59th Research Institute of China Ordnance Industry, Aviation Industry, HangZhou Special Structure Research Institute, Virginia, Maosen Group, CZPT Group, Mingbo shares, Rihan Group etc.

 

Why choose us

ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. has sophisticated equipment, advanced technology and strong technical force. Our company took the lead to pass IS09001 quality system certification, our company was rated as a small and medium-sized Science and Technology Enterprise in ZHangZhoug Province. In the year of 2571, our company was honored as a High-growth Technological Enterprise and National High-Tech Enterprise in ZHangZhoug Province. Meanwhile our company absorbed foreign advanced technology to product, so ZHangZhoug Zhongnuo Intelligent Machinery Co., Ltd. is the high quality roller machinery manufacturer in China. Now our products are widely recognized and trusted by users and can meet continuously changing economic and social needs.
 

Packaging & Shipping

FAQ

Q: Are you factory or trade company?
A: We are factory and we have a professional engineer team which can design the machine as customers’ request

Q: Do you have after sales support?
A: Yes, we are happy to give advice and we also have skilled technicians available. If any question during operation,
    you can contact us, and we’ll help you to solve the problems.

Q: How do your machines compare with other big companies in this market?
A: We are up to date with the latest technology and rich experience about machines and global market.
      We boast of professional engineer team and after-sale service team.

Q: If we’ve bought a machine from you, are you CZPT to supply us with material?
A: We can offer you or help you to find suitable materials for your machines.

Q: Do you sell only standard machines?
A: No, most of our machines are made according to customers’ special requirements, and all our machines can be customized. 

What Is a Worm Gear Reducer?

If you have never seen a worm gear reducer before, you’re missing out! Learn more about these incredible gears and their applications by reading this article! In addition to worm gear reducers, learn about worms and how they’re made. You’ll also discover what types of machines can benefit from worm gears, such as rock crushers and elevators. The following information will help you understand what a worm gear reducer is and how to find 1 in your area.
worm shaft

Typical worm shaft

A typical worm has 2 shafts, 1 for advancing and 1 for receding, which form the axial pitch of the gear. Usually, there are 8 standard axial pitches, which establish a basic dimension for worm production and inspection. The axial pitch of the worm equals the circular pitch of the gear in the central plane and the master lead cam’s radial pitch. A single set of change gears and 1 master lead cam are used to produce each size of worm.
Worm gear is commonly used to manufacture a worm shaft. It is a reliable and efficient gear reduction system that does not move when the power is removed. Typical worm gears come in standard sizes as well as assisted systems. Manufacturers can be found online. Listed below are some common materials for worm gears. There are also many options for lubrication. The worm gear is typically made from case hardened steel or bronze. Non-metallic materials are also used in light-duty applications.
A self-locking worm gear prevents the worm from moving backwards. Typical worm gears are generally self-locking when the lead angle is less than 11 degrees. However, this feature can be detrimental to systems that require reverse sensitivity. If the lead angle is less than 4 degrees, back-driving is unlikely. However, if fail-safe protection is a prerequisite, back-driving worm gears must have a positive brake to avoid reverse movement.
Worm gears are often used in transmission applications. They are a more efficient way to reduce the speed of a machine compared to conventional gear sets. Their reduced speed is possible thanks to their low ratio and few components. Unlike conventional gear sets, worm gears require less maintenance and lower mechanical failure than a conventional gear set. While they require fewer parts, worm gears are also more durable than conventional gear sets.
There are 2 types of worm tooth forms. Convex and involute helicoids have different types of teeth. The former uses a straight line to intersect the involute worm generating line. The latter, on the other hand, uses a trapezoid based on the central cross section of the root. Both of these tooth forms are used in the production of worms. And they have various variations in pitch diameter.
worm shaft

Types of worms

Worms have several forms of tooth. For convenience in production, a trapezoid-based tooth form is used. Other forms include an involute helicoidal or a convolute worm generating a line. The following is a description of each type. All types are similar, and some may be preferred over others. Listed below are the 3 most common worm shaft types. Each type has its own advantages and disadvantages.
Discrete versus parallel axis: The design of a worm gear determines its ratio of torque. It’s a combination of 2 different metals – 1 for the worm and 1 for the wheel – which helps it absorb shock loads. Construction equipment and off-road vehicles typically require varying torques to maneuver over different terrain. A worm gear system can help them maneuver over uneven terrain without causing excessive wear.
Worm gear units have the highest ratio. The sliding action of the worm shaft results in a high self-locking torque. Depending on the angle of inclination and friction, a worm gear can reach up to 100:1! Worm gears can be made of different materials depending on their inclination and friction angle. Worm gears are also useful for gear reduction applications, such as lubrication or grinding. However, you should consider that heavier gears tend to be harder to reverse than lighter ones.
Metal alloy: Stainless steel, brass, and aluminum bronze are common materials for worm gears. All 3 types have unique advantages. A bronze worm gear is typically composed of a combination of copper, zinc, and tin. A bronze shaft is more corrosive than a brass one, but it is a durable and corrosion-resistant option. Metal alloys: These materials are used for both the worm wheel.
The efficiency of worm gears depends on the assembly conditions and the lubricant. A 30:1 ratio reduces the efficiency to 81:1%. A worm gear is more efficient at higher ratios than an helical gear, but a 30:1 ratio reduces the efficiency to 81%. A helical gear reduces speed while preserving torque to around 15% of the original speed. The difference in efficiency between worm gear and helical gear is about half an hour!

Methods of manufacturing worm shafts

Several methods of manufacturing worm shafts are available in the market. Single-pointed lathe tools or end mills are the most popular methods for manufacturing worms. These tools are capable of producing worms with different pressure angles depending on their diameter, the depth of thread, and the grinding wheel’s diameter. The diagram below shows how different pressure angles influence the profile of worms manufactured using different cutting tools.
The method for making worm shafts involves the process of establishing the proper outer diameter of a common worm shaft blank. This may include considering the number of reduction ratios in a family, the distance between the worm shaft and the gear set center, as well as the torques involved. These processes are also referred to as ‘thread assembly’. Each process can be further refined if the desired axial pitch can be achieved.
The axial pitch of a worm must match the circular pitch of the larger gear. This is called the pitch. The pitch diameter and axial pitch must be equal. Worms can be left-handed or right-handed. The lead, which refers to the distance a point on the thread travels during 1 revolution of the worm, is defined by its angle of tangent to the helix on the pitch of the cylinder.
Worm shafts are commonly manufactured using a worm gear. Worm gears can be used in different applications because they offer fine adjustment and high gear reduction. They can be made in both standard sizes and assisted systems. Worm shaft manufacturers can be found online. Alternatively, you can contact a manufacturer directly to get your worm gears manufactured. The process will take only a few minutes. If you are looking for a manufacturer of worm gears, you can browse a directory.
Worm gears are made with hardened metal. The worm wheel and gear are yellow in color. A compounded oil with rust and oxidation inhibitors is also used to make worm gears. These oils adhere to the shaft walls and make a protective barrier between the surfaces. If the compounded oil is applied correctly, the worm gear will reduce the noise in a motor, resulting in a smoother performance.
worm shaft

applications for worm gear reducers

Worm gears are widely used in power transmission applications, providing a compact, high reduction, low-speed drive. To determine the torque ratio of worm gears, a numerical model was developed that makes use of the equation of displacement compatibility and the influence coefficient method, which provides fast computing. The numerical model also incorporates bending deflections of the gear surfaces and the mating surfaces. It is based on the Boussinesq theory, which calculates local contact deformations.
Worm gears can be designed to be right or left-handed, and the worm can turn either clockwise or counter-clockwise. An internal helical gear requires the same hand to operate both parts. In contrast, an external helical gear must be operated by the opposite hand. The same principle applies to worm gears in other applications. The torque and power transferred can be large, but worm gears are able to cope with large reductions in both directions.
Worm gears are extremely useful in industrial machinery designs. They reduce noise levels, save space, and give machines extra precision and fast-stopping capabilities. Worm gears are also available in compact versions, making them ideal for hoisting applications. This type of gear reducer is used in industrial settings where space is an issue. Its smaller size and less noise makes it ideal for applications that need the machine to stop quickly.
A double-throated worm gear offers the highest load capacity while still remaining compact. The double-throated version features concave teeth on both worm and gear, doubling the contact area between them. Worm gears are also useful for low to moderate-horsepower applications, and their high ratios, high output torque, and significant speed reduction make them a desirable choice for many applications. Worm gears are also quieter than other types of gears, reducing the noise and vibrations that they cause.
Worm gears have numerous advantages over other types of gears. They have high levels of conformity and can be classified as a screw pair within a lower-pair gear family. Worm gears are also known to have a high degree of relative sliding. Worm gears are often made of hardened steel or phosphor-bronze, which provides good surface finish and rigid positioning. Worm gears are lubricated with special lubricants that contain surface-active additives. Worm gear lubrication is a mixed lubrication process and causes mild wear and tear.

China Hot selling High Speed Automatic Two in One Plastic Film Kraft Paper Embossing and Perforating Machine   with Free Design CustomChina Hot selling High Speed Automatic Two in One Plastic Film Kraft Paper Embossing and Perforating Machine   with Free Design Custom

China high quality Qt12-15 Full Automatic Brick Block Machine with Finger Car Cuber at Saudi Arabia near me factory

Product Description

QT12-15 full automatic brick block machine with finger car cuber at Saudi Arabia

Machine features:

1. This model of machine is a full new type machine and particularly designed by our company for honeycomb type block, the rapid and equal feed is achieved by using the semi-closed reticular feeding unit, so that the product reaches the high strength. This machine is particularly suited the production of honeycomb type block.

2. The whole process uses a PLC aptitude control and dialogue system of human-machine interface, easy to analyze the chance signal, fault diagnosis and parameters setting, ensure the best operation effect of the machine.

3. Interlock between the feeding system and the magazine, the magazine and the door are open/close automatic during feed to ensure feed quantity, the operation is reliable and suited to long term running.

4. The vertical direction vibration is carried out by hydraulic motor drive vibration unit; the steeples velocity is down by the electric-hydraulic proportional control technology to ensure the production requirement of difference material.

5. Multi use; strong performance; the many kind of products with difference form and size can be made when use the difference mold , such as wall block, honeycomb type block, road block and slope block.

2. Technical parameters

 Main Machine Overall size(L×W×H mm): 7300×2700×2950

Pallet Size ( L×W×H mm):1350×850×25

 Molding Periodicity (differs from the different products):15-30 seconds

Machine Power:76KW          

 Machine Weight:14T

3.Capacity output

Type

specification (mm)

No./pallet

Block/hour

Block/8hours

Hollow Block

400×200×200

12

2880

23040

Porous brick

240×115×90

30

7200

57600

Paver brick

200x100x60

44

10560

84480

Standard brick

240x115x53

65

15600

124800

4.Customer producing bricks blocks showing

 5.Blocks bricks sample

6.Machines delivery to customers

FAQ

 1.Can you make brick block CZPT design for us?

Yes,we have professional team with rich experience of brick block design by CAD software.you only need to tell us brick block size design you want to produce or send us drawing,so that we can customize according to your request.

2.Can you also offer block brick machines for us?

Yes,we can offer semi auto or full automatic of different models of different capacity machines to meet different request of customers.

 3.Could your engineer teach and train our worker and stay in our factory for long time?

Yes,we have very large engineer installation team,they can train and teach your worker to operate brick block machine,but you should pay them salary,round tickets and room and dinner and visa charges etc.

4.How about your machine quality, we are worry about the quality?

We are more than 30 years manufacturing experience of different kinds of blocks bricks machines.We strictly manufacture and manage according to IOS9001:2000 System.and can match all the CE standard or more strict standard.our brick machine is running well in more than 30 countries
 

The Different Types of Splines in a Splined Shaft

A splined shaft is a machine component with internal and external splines. The splines are formed in 4 different ways: Involute, Parallel, Serrated, and Ball. You can learn more about each type of spline in this article. When choosing a splined shaft, be sure to choose the right 1 for your application. Read on to learn about the different types of splines and how they affect the shaft’s performance.
splineshaft

Involute splines

Involute splines in a splined shaft are used to secure and extend mechanical assemblies. They are smooth, inwardly curving grooves that resist separation during operation. A shaft with involute splines is often longer than the shaft itself. This feature allows for more axial movement. This is beneficial for many applications, especially in a gearbox.
The involute spline is a shaped spline, similar to a parallel spline. It is angled and consists of teeth that create a spiral pattern that enables linear and rotatory motion. It is distinguished from other splines by the serrations on its flanks. It also has a flat top. It is a good option for couplers and other applications where angular movement is necessary.
Involute splines are also called involute teeth because of their shape. They are flat on the top and curved on the sides. These teeth can be either internal or external. As a result, involute splines provide greater surface contact, which helps reduce stress and fatigue. Regardless of the shape, involute splines are generally easy to machine and fit.
Involute splines are a type of splines that are used in splined shafts. These splines have different names, depending on their diameters. An example set of designations is for a 32-tooth male spline, a 2,500-tooth module, and a 30 degree pressure angle. An example of a female spline, a fillet root spline, is used to describe the diameter of the splined shaft.
The effective tooth thickness of splines is dependent on the number of keyways and the type of spline. Involute splines in splined shafts should be designed to engage 25 to 50 percent of the spline teeth during the coupling. Involute splines should be able to withstand the load without cracking.

Parallel splines

Parallel splines are formed on a splined shaft by putting 1 or more teeth into another. The male spline is positioned at the center of the female spline. The teeth of the male spline are also parallel to the shaft axis, but a common misalignment causes the splines to roll and tilt. This is common in many industrial applications, and there are a number of ways to improve the performance of splines.
Typically, parallel splines are used to reduce friction in a rotating part. The splines on a splined shaft are narrower on the end face than the interior, which makes them more prone to wear. This type of spline is used in a variety of industries, such as machinery, and it also allows for greater efficiency when transmitting torque.
Involute splines on a splined shaft are the most common. They have equally spaced teeth, and are therefore less likely to crack due to fatigue. They also tend to be easy to cut and fit. However, they are not the best type of spline. It is important to understand the difference between parallel and involute splines before deciding on which spline to use.
The difference between splined and involute splines is the size of the grooves. Involute splines are generally larger than parallel splines. These types of splines provide more torque to the gear teeth and reduce stress during operation. They are also more durable and have a longer life span. And because they are used on farm machinery, they are essential in this type of application.
splineshaft

Serrated splines

A Serrated Splined Shaft has several advantages. This type of shaft is highly adjustable. Its large number of teeth allows large torques, and its shorter tooth width allows for greater adjustment. These features make this type of shaft an ideal choice for applications where accuracy is critical. Listed below are some of the benefits of this type of shaft. These benefits are just a few of the advantages. Learn more about this type of shaft.
The process of hobbing is inexpensive and highly accurate. It is useful for external spline shafts, but is not suitable for internal splines. This type of process forms synchronized shapes on the shaft, reducing the manufacturing cycle and stabilizing the relative phase between spline and thread. It uses a grinding wheel to shape the shaft. CZPT Manufacturing has a large inventory of Serrated Splined Shafts.
The teeth of a Serrated Splined Shaft are designed to engage with the hub over the entire circumference of the shaft. The teeth of the shaft are spaced uniformly around the spline, creating a multiple-tooth point of contact over the entire length of the shaft. The results of these analyses are usually satisfactory. But there are some limitations. To begin with, the splines of the Serrated Splined Shaft should be chosen carefully. If the application requires large-scale analysis, it may be necessary to modify the design.
The splines of the Serrated Splined Shaft are also used for other purposes. They can be used to transmit torque to another device. They also act as an anti-rotational device and function as a linear guide. Both the design and the type of splines determine the function of the Splined Shaft. In the automobile industry, they are used in vehicles, aerospace, earth-moving machinery, and many other industries.

Ball splines

The invention relates to a ball-spinned shaft. The shaft comprises a plurality of balls that are arranged in a series and are operatively coupled to a load path section. The balls are capable of rolling endlessly along the path. This invention also relates to a ball bearing. Here, a ball bearing is 1 of the many types of gears. The following discussion describes the features of a ball bearing.
A ball-splined shaft assembly comprises a shaft with at least 1 ball-spline groove and a plurality of circumferential step grooves. The shaft is held in a first holding means that extends longitudinally and is rotatably held by a second holding means. Both the shaft and the first holding means are driven relative to 1 another by a first driving means. It is possible to manufacture a ball-splined shaft in a variety of ways.
A ball-splined shaft features a nut with recirculating balls. The ball-splined nut rides in these grooves to provide linear motion while preventing rotation. A splined shaft with a nut that has recirculating balls can also provide rotary motion. A ball splined shaft also has higher load capacities than a ball bushing. For these reasons, ball splines are an excellent choice for many applications.
In this invention, a pair of ball-spinned shafts are housed in a box under a carrier device 40. Each of the 2 shafts extends along a longitudinal line of arm 50. One end of each shaft is supported rotatably by a slide block 56. The slide block also has a support arm 58 that supports the center arm 50 in a cantilever fashion.
splineshaft

Sector no-go gage

A no-go gauge is a tool that checks the splined shaft for oversize. It is an effective way to determine the oversize condition of a splined shaft without removing the shaft. It measures external splines and serrations. The no-go gage is available in sizes ranging from 19mm to 130mm with a 25mm profile length.
The sector no-go gage has 2 groups of diametrally opposed teeth. The space between them is manufactured to a maximum space width and the tooth thickness must be within a predetermined tolerance. This gage would be out of tolerance if the splines were measured with a pin. The dimensions of this splined shaft can be found in the respective ANSI or DIN standards.
The go-no-go gage is useful for final inspection of thread pitch diameter. It is also useful for splined shafts and threaded nuts. The thread of a screw must match the contour of the go-no-go gage head to avoid a no-go condition. There is no substitute for a quality machine. It is an essential tool for any splined shaft and fastener manufacturer.
The NO-GO gage can detect changes in tooth thickness. It can be calibrated under ISO17025 standards and has many advantages over a non-go gage. It also gives a visual reference of the thickness of a splined shaft. When the teeth match, the shaft is considered ready for installation. It is a critical process. In some cases, it is impossible to determine the precise length of the shaft spline.
The 45-degree pressure angle is most commonly used for axles and torque-delivering members. This pressure angle is the most economical in terms of tool life, but the splines will not roll neatly like a 30 degree angle. The 45-degree spline is more likely to fall off larger than the other two. Oftentimes, it will also have a crowned look. The 37.5 degree pressure angle is a compromise between the other 2 pressure angles. It is often used when the splined shaft material is harder than usual.

China high quality Qt12-15 Full Automatic Brick Block Machine with Finger Car Cuber at Saudi Arabia   near me factory China high quality Qt12-15 Full Automatic Brick Block Machine with Finger Car Cuber at Saudi Arabia   near me factory

China supplier Lh1050dfh Automatic Hot Foil Embossing Die Cutting Machine in China near me manufacturer

Product Description

HangZhou Xihu (West Lake) Dis.a Machinery Co.,Ltd

HangZhou Xihu (West Lake) Dis.a Machinery Co., Ltd. is a Sino-foreign joint venture. The company was founded in 2006 and is located in Xihu (West Lake) Dis. Machinery Park, Xihu (West Lake) Dis. County, ZHangZhoug Province. The company has a registered capital of RMB 20 million and covers an area of 15,000 square meters. It has more than 80 employees. In 2011, we focused on the R&D, production, sales and after-sales service for  the fully automatic flat die cutting machine series. The annual production capacity is 100 units.already help many clients set up their productionline. and customers are very sartisfy with our machine performance

Machine introduces:

HangZhou Xihu (West Lake) Dis.a Machinery Co.,Ltd in order to meet various request of printing and packing market, we designed 1050FH Automatic Foil Stamping Die Cutting Machine, which is the greatest research and development and manufacturing of new equipment with a higher degree of intelligence.
This machine adopts numerous advanced pneumatic and servo driving processing technology from abroad. After the strict assembly quality control, it has advantage of simple operation and safe reliable.
It could foil stamping, creasing and die cutting after printing products, such as more than 80g/m2 paper, cardboard, corrugated paper below 4mm, pasting paper, laminating paper and so on.
Good quality and design makes machine work stably and safety when machine’s speed reach 7500 sheets/h. This machine will provide you to enjoy the comfortable operation and faster return on investment.

1) Feeder/Feeding Section

* Imported high quality feeder, high precision,stable in high speed.
* Four suction nozzles, 4 sending nozzles, ensure feeding smoothly.
*Adopt imported screw air-blowing device, it could make the sheet send smoothly.
* Suction angle and height can be adjustable.
* Non-stop paper feeding device
* Double sheet detecting system
* Suction-blow 2 function vacuum pump

* The design of stacker preparatory
 stage was improved, it could use  
 prepared car sheet piling. Also could
 use ordinary hydraulic car sheet piling
 to stacker directly.

1. Delivery section add tester into security system.
2. Al lcocation inset counter.
3. Using subsection could adjust brush and sheet air-blowing device, so that the finished product of delivery section could product stably.
4. Gripper drive train expanded buffer device.

3) Cutting Section/Horizontal and vertical foil stamping system( A.B.C..E.F)

Adopt advanced technology with single gripper location could adjust the front-and-back registration. Horizontal hot stamping dual-anxis/Vertical hot stamping collection of waste foil frame into operation side, it is benefit of operation. 12 electric heating areas have timing penumatic temperature controller function, each area can be controlled separately. It makes foil-delivering servo curve tracking the speed variation of machine in time for using motion controller. So it could reach the foil-delivering smoothly.

4) Feeding Positioning Section

The driving gear ensures high speed of die cutting together. The pneumatic locking mechanism and air clutch are fast and stable. The die cutting frame can prevent the die cutting plate from drooping or separating effectively.

5) Quick Changed Foil Device

1. Vertical under foil frame could be pulled out machine, so that it could make the foil work more convenient.

6) Rewinding Foil Device

1. There has brush rewinding foil function.

2. And it has equipped with a simple

Max.sheet size 1050X750mm
Min.sheet size 400X360mm
Max.cutting size 1040X720mm
Inner CZPT size 1080X745mm
Die cutting steel plate size 1080X736mm
Applicable paper range 80~2000g/m 2  cardboard,corrugated board thickness ≤4mm
Min.waste side width 8mm
Max,machine speed 7500Times/hr
Max.compressive shear 300T
Net.weight 16.8T
Overall dimensions(L x W x H)   7060X4669X2230mm
Max.foil  stamping range 1571*600mm

 
 

Vertical Max.foil width 1571mm
Vertical Min.foil width 25mm
Vertical Max.length of a pull foil 700mm
Vertival Max.put foil roll diameter Φ240m

 

Horizontal Max.foil width 600mm
Horizontal Min.foil width 25mm
Horizontal Max.length of a pull foil 1571mm
Horizontal Max.put foil roll diameter Φ200mm

 

 

Stamping temperature adjustment range 0°C-200°C
Heating plate heating zone 12
Electric hot plate with electricity 24KW
Total electricity requirements 57KW

 
The sample show

Deep Embossing Effect

 

Worm Gear Motors

Worm gear motors are often preferred for quieter operation because of the smooth sliding motion of the worm shaft. Unlike gear motors with teeth, which may click as the worm turns, worm gear motors can be installed in a quiet area. In this article, we will talk about the CZPT whirling process and the various types of worms available. We’ll also discuss the benefits of worm gear motors and worm wheel.
worm shaft

worm gear

In the case of a worm gear, the axial pitch of the ring pinion of the corresponding revolving worm is equal to the circular pitch of the mating revolving pinion of the worm gear. A worm with 1 start is known as a worm with a lead. This leads to a smaller worm wheel. Worms can work in tight spaces because of their small profile.
Generally, a worm gear has high efficiency, but there are a few disadvantages. Worm gears are not recommended for high-heat applications because of their high level of rubbing. A full-fluid lubricant film and the low wear level of the gear reduce friction and wear. Worm gears also have a lower wear rate than a standard gear. The worm shaft and worm gear is also more efficient than a standard gear.
The worm gear shaft is cradled within a self-aligning bearing block that is attached to the gearbox casing. The eccentric housing has radial bearings on both ends, enabling it to engage with the worm gear wheel. The drive is transferred to the worm gear shaft through bevel gears 13A, 1 fixed at the ends of the worm gear shaft and the other in the center of the cross-shaft.

worm wheel

In a worm gearbox, the pinion or worm gear is centered between a geared cylinder and a worm shaft. The worm gear shaft is supported at either end by a radial thrust bearing. A gearbox’s cross-shaft is fixed to a suitable drive means and pivotally attached to the worm wheel. The input drive is transferred to the worm gear shaft 10 through bevel gears 13A, 1 of which is fixed to the end of the worm gear shaft and the other at the centre of the cross-shaft.
Worms and worm wheels are available in several materials. The worm wheel is made of bronze alloy, aluminum, or steel. Aluminum bronze worm wheels are a good choice for high-speed applications. Cast iron worm wheels are cheap and suitable for light loads. MC nylon worm wheels are highly wear-resistant and machinable. Aluminum bronze worm wheels are available and are good for applications with severe wear conditions.
When designing a worm wheel, it is vital to determine the correct lubricant for the worm shaft and a corresponding worm wheel. A suitable lubricant should have a kinematic viscosity of 300 mm2/s and be used for worm wheel sleeve bearings. The worm wheel and worm shaft should be properly lubricated to ensure their longevity.

Multi-start worms

A multi-start worm gear screw jack combines the benefits of multiple starts with linear output speeds. The multi-start worm shaft reduces the effects of single start worms and large ratio gears. Both types of worm gears have a reversible worm that can be reversed or stopped by hand, depending on the application. The worm gear’s self-locking ability depends on the lead angle, pressure angle, and friction coefficient.
A single-start worm has a single thread running the length of its shaft. The worm advances 1 tooth per revolution. A multi-start worm has multiple threads in each of its threads. The gear reduction on a multi-start worm is equal to the number of teeth on the gear minus the number of starts on the worm shaft. In general, a multi-start worm has 2 or 3 threads.
Worm gears can be quieter than other types of gears because the worm shaft glides rather than clicking. This makes them an excellent choice for applications where noise is a concern. Worm gears can be made of softer material, making them more noise-tolerant. In addition, they can withstand shock loads. Compared to gears with toothed teeth, worm gears have a lower noise and vibration rate.
worm shaft

CZPT whirling process

The CZPT whirling process for worm shafts raises the bar for precision gear machining in small to medium production volumes. The CZPT whirling process reduces thread rolling, increases worm quality, and offers reduced cycle times. The CZPT LWN-90 whirling machine features a steel bed, programmable force tailstock, and five-axis interpolation for increased accuracy and quality.
Its 4,000-rpm, 5-kW whirling spindle produces worms and various types of screws. Its outer diameters are up to 2.5 inches, while its length is up to 20 inches. Its dry-cutting process uses a vortex tube to deliver chilled compressed air to the cutting point. Oil is also added to the mixture. The worm shafts produced are free of undercuts, reducing the amount of machining required.
Induction hardening is a process that takes advantage of the whirling process. The induction hardening process utilizes alternating current (AC) to cause eddy currents in metallic objects. The higher the frequency, the higher the surface temperature. The electrical frequency is monitored through sensors to prevent overheating. Induction heating is programmable so that only certain parts of the worm shaft will harden.

Common tangent at an arbitrary point on both surfaces of the worm wheel

A worm gear consists of 2 helical segments with a helix angle equal to 90 degrees. This shape allows the worm to rotate with more than 1 tooth per rotation. A worm’s helix angle is usually close to 90 degrees and the body length is fairly long in the axial direction. A worm gear with a lead angle g has similar properties as a screw gear with a helix angle of 90 degrees.
The axial cross section of a worm gear is not conventionally trapezoidal. Instead, the linear part of the oblique side is replaced by cycloid curves. These curves have a common tangent near the pitch line. The worm wheel is then formed by gear cutting, resulting in a gear with 2 meshing surfaces. This worm gear can rotate at high speeds and still operate quietly.
A worm wheel with a cycloid pitch is a more efficient worm gear. It reduces friction between the worm and the gear, resulting in greater durability, improved operating efficiency, and reduced noise. This pitch line also helps the worm wheel engage more evenly and smoothly. Moreover, it prevents interference with their appearance. It also makes worm wheel and gear engagement smoother.
worm shaft

Calculation of worm shaft deflection

There are several methods for calculating worm shaft deflection, and each method has its own set of disadvantages. These commonly used methods provide good approximations but are inadequate for determining the actual worm shaft deflection. For example, these methods do not account for the geometric modifications to the worm, such as its helical winding of teeth. Furthermore, they overestimate the stiffening effect of the gearing. Hence, efficient thin worm shaft designs require other approaches.
Fortunately, several methods exist to determine the maximum worm shaft deflection. These methods use the finite element method, and include boundary conditions and parameter calculations. Here, we look at a couple of methods. The first method, DIN 3996, calculates the maximum worm shaft deflection based on the test results, while the second one, AGMA 6022, uses the root diameter of the worm as the equivalent bending diameter.
The second method focuses on the basic parameters of worm gearing. We’ll take a closer look at each. We’ll examine worm gearing teeth and the geometric factors that influence them. Commonly, the range of worm gearing teeth is 1 to four, but it can be as large as twelve. Choosing the teeth should depend on optimization requirements, including efficiency and weight. For example, if a worm gearing needs to be smaller than the previous model, then a small number of teeth will suffice.

China supplier Lh1050dfh Automatic Hot Foil Embossing Die Cutting Machine in China   near me manufacturer China supplier Lh1050dfh Automatic Hot Foil Embossing Die Cutting Machine in China   near me manufacturer