Tag Archives: hollow shaft

China China Good High Precision Can Be Processed According to The Drawings Provided Linear Optical Shaft Hollow Shaft Linear Shaft drive shaft cv joint

Merchandise Description

Solution Description

Straight line shaft is a merchandise that can be produced into straight line motion due to the fact of the guiding function of sliding bearing.

The necessary problems of linear motion technique are: easy design and style, best efficiency, lower upkeep cost, durable materials, higher-frequency heat treatment, accurate
Outside the house diameter measurement, roundness, accurate flatness and area remedy, and many others.
Model style: diameter 5- 607
The materials of carbon metal
Hardness HRC60 ± two
Hardening thickness
.8 mm – 3 mm
Duration -6000mm (if you require more than 6000mm, we can reverse link for you)
Precision g6
The roughness is within 1.5μm
Straightness 1.5μm 100mm (Rmax)
Other straight shaft kinds solid shaft, hollow shaft, threaded shaft, stainless metal shaft
Other supplies bearing steel GCr15, carbon metal 45#, SUS440C
We are a skilled bearing maker in China, high good quality bearings can be custom-made according to OEM and according to your requirements

Selection of application


one. The sound shaft

Normally applicable to industrial robots, as skilled measuring instruments, health care devices, precision machine instruments, aircraft shafts, pneumatic mandrel moving components.

2. The hollow shaft

With the advantages of reducing the weight and simplifying the structure of the gear, the internal measuring wire, compressed air, and lubricating oil and hydraulic oil can be worn once again.

3, stainless steel shaft

Usually suitable for chemical compounds, seawater and so on

Employed as part of a measurement in the presence of a substance.

Special processing shaft right after heat treatment method ending, all models are tough chrome plated automation tools.

Special processing

1.The size of the

We can provide straight spools with diameters φ5mm-φ150mm. Optimum size up to 6000 mm.

When you have specific demands for size, we can satisfy your processing demands of different lengths.

When you demand a lot more than 6000mm, we can reverse relationship for you.

two. Unique processing

When you have specific needs for processing. This sort of as thread, with the shaft hole drilling tapping, radial hole drilling tapping, shaft diameter diameter, etc., we can process for you, these unique machines soon after heat remedy and hard chromium treatment method, to make certain the accuracy of items.

Send your comprehensive sketches or blueprints to us for quotation and action, reply to us following you uncover our manufacturing facility cost perfect for processing.

Thorough Pictures


Organization Profile


ZHangZhoug HangZhou KaiYaDe bearing co., LTD. Is a have several a long time knowledge of linear motion merchandise skilled producers. We specialized in the creation of straight axis, linear manual, ball screw, linear bearings, linear information, ball screw conclude help, linear information, CAM follower and of excellent good quality and aggressive price. My organization is found in HangZhou city, zHangZhoug province, shut to HangZhou port and HangZhou town.
Goods are commonly used in precision equipment, physical fitness tools, printing equipment, packaging equipment, healthcare equipment, meals machinery, textile equipment and connected gear. Merchandise sell effectively in North The united states, Western Europe, Australia, southeast Asia, the Center East, South The united states and other regions.


1. Are you a manufacturing facility or investing organization?
We are the most competitive price tag and large good quality skilled makers, has twelve a long time of expertise.
two. What is your item variety?
Specializing in the generation of straight axis, linear bearings, linear guidebook, linear manual, ball screw, linear movement device this kind of as CAM follower.
three. Do you provide OEM&ODM provider?
B: of course. Welcome OEM, ODM
four. How can I get some samples?
We are extremely honored to give samples. You need to shell out the freight and some sample fee.
5. How is the quality handle of your factory?
We uphold the tenet of “top quality is the foreseeable future”, we have passed CE certification, we have strict high quality control methods.
six. How can I get quotation?
You can ship beneath quotation or deliver e-mail to us. You can get in touch with us straight by TM or WhatsApp and Skype as you like. If you have an unexpected emergency, make sure you call us at any time.


Go to the Manufacturing facility surroundings


Material: Carbon Steel
Load: Drive Shaft
Stiffness & Flexibility: Stiffness / Rigid Axle
Journal Diameter Dimensional Accuracy: H7 H6 G6
Axis Shape: Straight Shaft
Shaft Shape: Real Axis


Material: Carbon Steel
Load: Drive Shaft
Stiffness & Flexibility: Stiffness / Rigid Axle
Journal Diameter Dimensional Accuracy: H7 H6 G6
Axis Shape: Straight Shaft
Shaft Shape: Real Axis



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.

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 one of the two 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.

Learn about U-joints

While most vehicles have at least one 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 two 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.

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 two separate driveshafts. One goes to the front and the other goes to the back. If your car has four 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 one 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 China Good High Precision Can Be Processed According to The Drawings Provided Linear Optical Shaft Hollow Shaft Linear Shaft     drive shaft cv joint	China China Good High Precision Can Be Processed According to The Drawings Provided Linear Optical Shaft Hollow Shaft Linear Shaft     drive shaft cv joint
editor by czh 2023-01-08

China Garage Door Shaft Hollow/Roller Shutter Door Accessories Galvanized Tube Hollow Shaft drive shaft ends

Product Description

Title  1″ Reliable Shaft
thickness 1.25″    with Keyway 
Substance: Metal with Galvanizing afterward


Tube shaft, diameter 1″ (25.4mm), supplied with a drawn 1/4″

keyway in excess of full length

Max available length: 7500mm

Weight for every meter: 1.9 kg/m

For sectional door use


CHI Components CORP LTD is located in China, and is a professional exporter of garage doorway, industrial doorway and accessories. It is a speedily increasing company.Specialised in making garage door, industrial door, rolling shutter,spring,hardware,seal strip, window ect.

Our product are exported mainly to Europe, Americal,UAE,South Africa. We has developed really quickly for its continuous merchandise innovation,broad items variety,extremely competitive cost, on-time deliveries,comprehensive advertising and marketing and strong techincal support.


Q 1. What’s the payment phrase? 
A. We accept TT,30% deposit and 70% harmony from copy of B/L

Q 2. How’s the shipping time ? 
A.  It will consider 10-25 times for 20ft container

Q 3. Tell me the standard of package? 
A. Normally are cartons,we can also packing as your ask for.

Q 4. Does sample free of charge?
A. Sample normally is free if amount is not also a lot,only find the money for the freight.

Q 5. Would you take to make mold as our request
A. Sure,we do and mold expense can be return when you attain the ample quantity

Q 6.How extended are you in this sector?
A. We have in the stamping business about 30years and have far more than ten a long time ordeals in the hardware for garage door

Q 7. Where is your market place? 
A. Our products are well-liked in Russia,Poland,Croatia,Bosnia and Herzegovina,South Africa,Austrilia, NewZealand,United states of america, Brazil and so on.

US $7.5-9.6
/ Meter
100 Meters

(Min. Order)


Material: Carbon Steel
Load: Drive Shaft
Stiffness & Flexibility: Stiffness / Rigid Axle
Journal Diameter Dimensional Accuracy: IT6-IT9
Axis Shape: Straight Shaft
Shaft Shape: Real Axis


US$ 0/mm
1 mm(Min.Order)

Request Sample




Name  1" Solid Shaft
thickness 1.25"    with Keyway 
Material: Steel with Galvanizing afterward
US $7.5-9.6
/ Meter
100 Meters

(Min. Order)


Material: Carbon Steel
Load: Drive Shaft
Stiffness & Flexibility: Stiffness / Rigid Axle
Journal Diameter Dimensional Accuracy: IT6-IT9
Axis Shape: Straight Shaft
Shaft Shape: Real Axis


US$ 0/mm
1 mm(Min.Order)

Request Sample




Name  1" Solid Shaft
thickness 1.25"    with Keyway 
Material: Steel with Galvanizing afterward

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.


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.


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 two 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.


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.

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.

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 two 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 Garage Door Shaft Hollow/Roller Shutter Door Accessories Galvanized Tube Hollow Shaft     drive shaft ends	China Garage Door Shaft Hollow/Roller Shutter Door Accessories Galvanized Tube Hollow Shaft     drive shaft ends
editor by czh 2023-01-07

China manufacturer SA helical worm reducer 380V 50Hz60Hz gear motor speed bevel reducer with hollow shaft output with Great quality

Products Description RSFK Helical gear reducerHelical gear reducer is a novel gear reducer. Adopting the design concept of optimization and advanced module combination system, it has the properties of small volume, light weight, large transfer torque, smooth starting and fine transmission ratio classification, etc., and it can be connected arbitrarily according to the requirements of users and choose a variety of installation locations. Characteristics:1. space saving, reliable and durable, high overload capacity, power up to 132KW;2. low energy consumption, superior performance, reducer efficiency up to 95%;3. small vibration, factory price utility vehicle 2 seater shaft drive utv hunting 4×4 low noise, high energy saving;4. Choose high-quality forged steel materials, steel cast iron box body, gear surface after high-frequency heat treatment;5. After precision machining to ensure shaft parallelism and positioning bearing requirements, the reducer of the helical gear transmission assembly is equipped with various kinds of motors, which are combined into electromechanical integration, completely ensuring the product quality characteristics. model3747576777structureS SA SAF SAZ SATinput power0.18-3KW0.18-5.5KW0.18-7.5KW0.18-7.5KW0.18-11KWMAX torque200300450600820 COMPANY OUR COMPANYWe are a manufacturer in ZheJiang Province, China. Our company owns the ability of manufacturing, processing, designing and R&D. We welcome your visit.We handle the products of power transmission, our lines mainly cover series products in speed reducers, 331 334 335 Excavator Parts Swing Motor Drive Shaft 6669196 gearboxes , associated electricial motors and other power transmission accessories. Based on the versatile functions, our products can be utilized in many fields: machines of waste water treatment, dredgers, chemical industry, cranes, metal working mills, conveyors, paper industry, cement industry, cableways and so on.With the excellent quality and reasonable price , our products enjoy a good reputation from customers and the peers all over the world.Our prices are always competitive. If the customer can place a large order, we surely will allow discount. Certifications Packing & Delivery FAQ Q1: Are you a trading company or a manufacturer ?A: We are a manufacturer in ZheJiang Province, long transmission drive chain & sprockets chainsaw chain clutch drum drive FOR helical pinion gear shaft TRANSMISSION GEARBOX China. Our company owns the ability of manufacturing, processing, designing and R&D. We welcome your visit.Q2: How we select models and specifications?A: According to the specific details of the demands from the part of enquiry, we will recommend the products’ models upon synthesizing the factors of field of products usage, power, torque arm and ratio…Q3: How is your price? Can you offer any discount?A: Our prices are always competitive. If the customer can place a large order, we surely will allow discount.
Q4: How long should I wait for the feedback after I send the enquiry?A: We will reply as soon as possible, 12 hours at most.Q5: What is your product warranty period?A: We have the certifications of ISO9001,CE, SGS.Q6: What industries are your gearboxes being used?A: Our gearboxes are widely applied to metallurgical equipment, miningequipment, automation equipment, Genuine MA125A MA125 Advance marine gearbox food machinery, packaging equipment, tobacco equipment and so on.

How to Determine the Quality of a Worm Shaft

There are many advantages of a worm shaft. It is easier to manufacture, as it does not require manual straightening. Among these benefits are ease of maintenance, reduced cost, and ease of installation. In addition, this type of shaft is much less prone to damage due to manual straightening. This article will discuss the different factors that determine the quality of a worm shaft. It also discusses the Dedendum, Root diameter, and Wear load capacity.
worm shaft

Root diameter

There are various options when choosing worm gearing. The selection depends on the transmission used and production possibilities. The basic profile parameters of worm gearing are described in the professional and firm literature and are used in geometry calculations. The selected variant is then transferred to the main calculation. However, you must take into account the strength parameters and the gear ratios for the calculation to be accurate. Here are some tips to choose the right worm gearing.
The root diameter of a worm gear is measured from the center of its pitch. Its pitch diameter is a standardized value that is determined from its pressure angle at the point of zero gearing correction. The worm gear pitch diameter is calculated by adding the worm’s dimension to the nominal center distance. When defining the worm gear pitch, you have to keep in mind that the root diameter of the worm shaft must be smaller than the pitch diameter.
Worm gearing requires teeth to evenly distribute the wear. For this, the tooth side of the worm must be convex in the normal and centre-line sections. The shape of the teeth, referred to as the evolvent profile, resembles a helical gear. Usually, the root diameter of a worm gear is more than a quarter inch. However, a half-inch difference is acceptable.
Another way to calculate the gearing efficiency of a worm shaft is by looking at the worm’s sacrificial wheel. A sacrificial wheel is softer than the worm, so most wear and tear will occur on the wheel. Oil analysis reports of worm gearing units almost always show a high copper and iron ratio, suggesting that the worm’s gearing is ineffective.


The dedendum of a worm shaft refers to the radial length of its tooth. The pitch diameter and the minor diameter determine the dedendum. In an imperial system, the pitch diameter is referred to as the diametral pitch. Other parameters include the face width and fillet radius. Face width describes the width of the gear wheel without hub projections. Fillet radius measures the radius on the tip of the cutter and forms a trochoidal curve.
The diameter of a hub is measured at its outer diameter, and its projection is the distance the hub extends beyond the gear face. There are two types of addendum teeth, one with short-addendum teeth and the other with long-addendum teeth. The gears themselves have a keyway (a groove machined into the shaft and bore). A key is fitted into the keyway, which fits into the shaft.
Worm gears transmit motion from two shafts that are not parallel, and have a line-toothed design. The pitch circle has two or more arcs, and the worm and sprocket are supported by anti-friction roller bearings. Worm gears have high friction and wear on the tooth teeth and restraining surfaces. If you’d like to know more about worm gears, take a look at the definitions below.
worm shaft

CZPT’s whirling process

Whirling process is a modern manufacturing method that is replacing thread milling and hobbing processes. It has been able to reduce manufacturing costs and lead times while producing precision gear worms. In addition, it has reduced the need for thread grinding and surface roughness. It also reduces thread rolling. Here’s more on how CZPT whirling process works.
The whirling process on the worm shaft can be used for producing a variety of screw types and worms. They can produce screw shafts with outer diameters of up to 2.5 inches. Unlike other whirling processes, the worm shaft is sacrificial, and the process does not require machining. A vortex tube is used to deliver chilled compressed air to the cutting point. If needed, oil is also added to the mix.
Another method for hardening a worm shaft is called induction hardening. The process is a high-frequency electrical process that induces eddy currents in metallic objects. The higher the frequency, the more surface heat it generates. With induction heating, you can program the heating process to harden only specific areas of the worm shaft. The length of the worm shaft is usually shortened.
Worm gears offer numerous advantages over standard gear sets. If used correctly, they are reliable and highly efficient. By following proper setup guidelines and lubrication guidelines, worm gears can deliver the same reliable service as any other type of gear set. The article by Ray Thibault, a mechanical engineer at the University of Virginia, is an excellent guide to lubrication on worm gears.

Wear load capacity

The wear load capacity of a worm shaft is a key parameter when determining the efficiency of a gearbox. Worms can be made with different gear ratios, and the design of the worm shaft should reflect this. To determine the wear load capacity of a worm, you can check its geometry. Worms are usually made with teeth ranging from one to four and up to twelve. Choosing the right number of teeth depends on several factors, including the optimisation requirements, such as efficiency, weight, and centre-line distance.
Worm gear tooth forces increase with increased power density, causing the worm shaft to deflect more. This reduces its wear load capacity, lowers efficiency, and increases NVH behavior. Advances in lubricants and bronze materials, combined with better manufacturing quality, have enabled the continuous increase in power density. Those three factors combined will determine the wear load capacity of your worm gear. It is critical to consider all three factors before choosing the right gear tooth profile.
The minimum number of gear teeth in a gear depends on the pressure angle at zero gearing correction. The worm diameter d1 is arbitrary and depends on a known module value, mx or mn. Worms and gears with different ratios can be interchanged. An involute helicoid ensures proper contact and shape, and provides higher accuracy and life. The involute helicoid worm is also a key component of a gear.
Worm gears are a form of ancient gear. A cylindrical worm engages with a toothed wheel to reduce rotational speed. Worm gears are also used as prime movers. If you’re looking for a gearbox, it may be a good option. If you’re considering a worm gear, be sure to check its load capacity and lubrication requirements.
worm shaft

NVH behavior

The NVH behavior of a worm shaft is determined using the finite element method. The simulation parameters are defined using the finite element method and experimental worm shafts are compared to the simulation results. The results show that a large deviation exists between the simulated and experimental values. In addition, the bending stiffness of the worm shaft is highly dependent on the geometry of the worm gear toothings. Hence, an adequate design for a worm gear toothing can help reduce the NVH (noise-vibration) behavior of the worm shaft.
To calculate the worm shaft’s NVH behavior, the main axes of moment of inertia are the diameter of the worm and the number of threads. This will influence the angle between the worm teeth and the effective distance of each tooth. The distance between the main axes of the worm shaft and the worm gear is the analytical equivalent bending diameter. The diameter of the worm gear is referred to as its effective diameter.
The increased power density of a worm gear results in increased forces acting on the corresponding worm gear tooth. This leads to a corresponding increase in deflection of the worm gear, which negatively affects its efficiency and wear load capacity. In addition, the increasing power density requires improved manufacturing quality. The continuous advancement in bronze materials and lubricants has also facilitated the continued increase in power density.
The toothing of the worm gears determines the worm shaft deflection. The bending stiffness of the worm gear toothing is also calculated by using a tooth-dependent bending stiffness. The deflection is then converted into a stiffness value by using the stiffness of the individual sections of the worm shaft. As shown in figure 5, a transverse section of a two-threaded worm is shown in the figure.

China manufacturer SA helical worm reducer 380V 50Hz60Hz gear motor speed bevel reducer with hollow shaft output  with Great qualityChina manufacturer SA helical worm reducer 380V 50Hz60Hz gear motor speed bevel reducer with hollow shaft output  with Great quality

OEM near me shop Hollow Shaft, Camshaft, Customized All Kinds Abnormal Forging Shaft with ce certificate top quality low price

Product Description


Product Description

Hollow Shaft/Crankshaft for marine & vessel engine Processing
Camshaft drawing CHECK, Make Forging Mold, Forging Mold Quality Inspection Check, CZPT Processing, Check Size\Hardness\Surface Finish and other technical parameters on drawing. 
Large CZPT Vessel Shaft Package
Spray anti-rust oil on Eccentric Shaft for crusher, Wrap waterproof cloth around Shaft for stone crusher, Prepare package by shaft shape & weight to choose steel frame, steel support or wooden box etc.
OEM CZPT ized Eccentric Shaft
We supply CZPT SERVICE, CZPT ized forging eccentric shaft more than 1tons big weight, more than 3m length, 42CrMo/35CrMo or your specified required material of CZPT t Axle . 

Detailed Photos

Product Parameters

Length L Range: >1m
Weight Kg Range: >100kg/ Single Piece
Shaft shape   Eccentric Shaft 
Material   Forging 42CrMo/40Cr or Customized
Heat Treatment   Normalizing, Tempering, Induction Harden, etc
Sand Blasting   Null
Testing   UT\MT
Trademark   TOTEM/OEM
Application   Stone Crusher, Grate Cooler etc
Transport Package   Export package (steel frame, wooden box, etc.)
Origin   China
HS Code   8483409000

TOTEM Service

TOTEM CZPT ry all the time works to supply GEAR SHAFT, ECCENTRIC SHAFT, HERRINGBONE GEAR, BEVEL GEAR, INTERNAL GEAR and other parts for transmission device & equipment (large industrial reducer & driver). Which mainly use to industrial equipment on fields of port facilities, cement, mining, metallurgical industry etc. 
TOTEM CZPT ry invests and becomes shareholders of several machine processing factories, forging factories, casting factories, relies on these strong reliable and high-quality suppliers’ network, to let CZPT ers worry-free purchase.  

TOTEM Philosophy: Quality-No.1, Integrity- No.1, Service- No.1 

24hrs Salesman on-line, guarantee quick and positive feedback. Experienced and Professional Forwarder Guarantee Log. transportation.

About CZPT

1. Workshop & Processing CZPT

2. Testing Facilities

3. CZPT er Inspection & Shipping

Contact CZPT

ZheJiang CZPT CZPT ry Co.,Ltd
Facebook: ZheJiang CZPT


What’s CZPT product processing progress?
Drawing CHECK, Make Forging Mold, Forging Mold Quality Inspection Check, CZPT Processing, Check Size\Hardness\Surface Finish and other technical parameters on drawing. 

How about CZPT ‘s export package?
Spray anti-rust oil on Herringbone Gear Shaft, Wrap waterproof cloth around Gear Shaft for reducer, Prepare package by shaft shape&weight to choose steel frame, steel support or wooden box etc.

Could I customize gear\gear shaft on CZPT ?
We supply CZPT ized Gear Shaft,Eccentric Shaft,Herringbone Gear,Internal Gear,Bevel Gear with big module, more than 1tons big weight, more than 3m length, forging or casting 42CrMo/35CrMo or your specified required material. 

Why can I choose CZPT ?
TOTEM has 24hrs Salesman on-line, guarantee quick and positive feedback.
TOTEM CZPT ry invests and becomes shareholders of several machine processing factories, forging factories, casting factories, relies on these strong reliable and high-quality supplier’s network, to let CZPT ers worry-free purchase.
Experienced and Professional Forwarder Guarantee Log. transportation.

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Our item selection also handles locking assemblies (clamping elements/locking unit), taper bushes, QD bushes, bolt-on hubs, torque limiters, shaft collars, motor bases and motor slides, chain detachers, chain guides, universal joint, rod ends and yokes. Owing to our sincerity in providing greatest provider to our clients, understanding of your demands and overriding perception of duty toward filling purchasing needs, PersonnelOur income folks are properly educated to accommodate your requests and speak English for your usefulness.

Rotary EPT Cylinder

L10 Rotary EPTT

L20 Rotary EPTT

L30 Rotary EPTT.

EPTen EPT rotary actuators are developed to substitute mltiple elements and purpose as an all in a single system with rotating unit, mounting brakcet and bearings.

EPTen EPT rotary actuators’ modern, sliding-spline procedure EPT converts linear piston movement to EPTTful shaft rotation.Each actuator is composed of a housing and two transferring components- the central shaft and piston.The spline teeth on the shaft interact matching enamel on the piston’s inside diameter.A next established of splines on the piston’s outside the house diameter mesh with the EPT on the housing.


Rotation:180 deg-360 deg
Max Drive Torque:one,700-25,000 in Ib
Max EPTT Torque: five,600-83,000 in Ib
Max Straddle Moment : five,000-100,000 in Ib
Max CantiEPT Second:5,000-a hundred,000 in Ib
Mounting: Flange


Rotation:a hundred and eighty deg
Max Push Torque:four,five hundred-39,000 in Ib
Max EPTT Torque: 11,800-ninety three,two hundred in Ib
Max Straddle Instant : 22,500-280,000 in Ib
Max CantiEPT Moment:twelve,000-140,000 in Ib
Mounting: Foot


Rotation:180 deg-360 deg
Max Travel Torque:seventeen,000-380,000 in Ib
Max EPTT Torque: forty three,600-936,000 in Ib
Max Straddle Moment : 119,000-one,505,000 in Ib
Max CantiEPT Second:45,900-570,000 in Ib
Mounting: Flange or Foot


Rotation:two hundred deg-220 deg
Max Travel Torque:twenty five,000-60,000 in Ib
Max EPTT Torque: 54,200-127,000 in Ib
Max Straddle Minute : 37,five hundred-ninety,000 in Ib
Mounting: Foot

EPTT amp Delivery

Shipping time depends on the location and other aspects, it may possibly up to seven work days.
In orEPTTto make sure you EPT you orEPTTtax free upon EPTT, we will declare it as a quotSample quotwith a lower price.This lower cost does not mirror the total value you paid.
Soon after we ship the items, we will e mail you the shipping info, as effectively as tracking amount.

WEIGEPTT REPTTMMENDED Transport Means Transportation TIME Responses
lt50kg convey-UPS/DHL/FEDEX
doorway to doorway provider
three-seven days quickly
50-150kg by air three-10 days quickly
consignee has to do customs clearance
one hundred fifty gtkg by sea ten-fifty days gradual
it normally takes some time for customs declarance and clearance
2×20′ or 1×40′ by rail 20-35 times gradual
it will take some time for customs declarance and clearance
only complete container load acknowledged ( MOQ:2×20′ or 1×40′ )


EPTen EPT-Developed Cylinders to Match Your Needs
As an seasoned EPT CylinEPTTEPT, EPTen EPTTry is created to deveXiHu (West EPT) Dis.Hu (West EPT) Dis. the overEPTT company of EPTT EPT amp EPT EPTT EPTT, Ltd which is known as a specialist company of Oil Cylinder,EPT Cylinder, EPT Technique and Relevant EPT Partsin EPT EPTT.

Our factory cover an area of in excess of 5000 sq. meters and have all around a hundred things incXiHu (West EPT) Dis.Hu (West EPT) Dis. a technical group with more than twenty engineers. Our workshop equipped with above 30 sets of manufacturing and tests EPTTs incXiHu (West EPT) Dis.Hu (West EPT) Dis. machining cEPTTr, numerical control EPTT, argon welding EPTT, plasma cutter and so forth. EPTen has obtained the certification of ISO 9001:2008 and certification of Merchandise EPTT Supervision and Inspection CEPTTr of HangEPT EPTT. In the meantime, EPTen also got customers’ pleasure for affordable value, well timed supply and great soon after-sale service.

With the fast deveXiHu (West EPT) Dis.Hu (West EPT) Dis.ment in the past twenty years, we have obtained significantly knowledge and EPT in creating numerous varieties of Tractor EPT cylinEPTTwith our professional crew. Our goods are commonly utilized in products these kinds of as EPTT tool, metallurgical equipment, forging EPTT, kiln equipment, brick EPTT, plastic EPTT, automobile producing EPTT, development tools for highway and bridge, wielding EPTT, port faXiHu (West EPT) Dis.Hu (West EPT) Dis.ties, test EPTT, totally vehicle line and we have received a whole lot of entire world popular client like EPT EPTTry, Chalco,BOSCH, Haier, EPTT-GOBAIN, ZheJiang EPTT, EPTTC and many others.

Our Provider

Each EPTen EPT Ram has suffered demanding method and inspection to guarantee the excellent high quality for our customer.

1). Layout Providers
Our layout team has experience in cardan shaft relating to product design and deveXiHu (West EPT) Dis.Hu (West EPT) Dis.ment. If you have any wants for your new product or want to make more advancements, we are below to provide our help.

2). Product Services
uncooked materials #8594 Cutting #8594 EPT #8594Rough machining #8594Shot blasting #8594Heat therapy #8594Testing #8594Fashioning #8594Cleaning #8594 Assembly #8594EPTT #8594EPT

three). Samples Treatment
We could deveXiHu (West EPT) Dis.Hu (West EPT) Dis. the sample in accordance to your prerequisite and amend the sample constantly to meet up with your need.

4). EPT amp DeveXiHu (West EPT) Dis.Hu (West EPT) Dis.ment
We normally research the new wants of the industry and deveXiHu (West EPT) Dis.Hu (West EPT) Dis. the new product when there is new automobiles in the marketplace.

five). EPTT EPTT
Each stage should be EPTT examination by Expert Employees according to the stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd of ISO9001 and TS16949.

six). Certification
Ought to your merchandise call for tests and certification to comply with global stXiHu (West EPT) Dis.Hu (West EPT) Dis.rds, we can arrange this with impartial, totally identified tests companies this sort of as SGS, Intertec, Bureau Veritas, Lloyd’s EPTter or the testing organization of your selection.

Make contact with

Pls for free of charge cantact Ciel liang


If you want to konw far more about us, pls verify our formal site:


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Best wholesaler made in China – replacement parts – PTO shaft manufacturer & factory HOWO pto shaft and clutch Truck Chassis Parts Hollow Shaft with Nuts with ce certificate top quality low price

We – EPG Group the greatest agricultural gearbox and pto manufacturing unit in China with 5 diverse branches. For a lot more particulars: Cellular/whatsapp/telegram/Kakao us at: 0086-13083988828

Best  wholesaler  made in China - replacement parts - PTO shaft manufacturer & factory HOWO   pto shaft and clutch Truck Chassis Parts Hollow Shaft with Nuts with ce certificate top quality low price

what sequence pto shaft do i want Our skoda fabia push shaft manufacturing facility bush hog push shaft clutch has gsp travel shaft acquired double joint pto shaft the john deere pto shaft adapter certificate worldwide tractor pto shaft repair of pto generate lines China’s tractor pto shear bolt Farm pto shafts for farm products Equipment Items High quality Authentication promulgated by the Farm Machinery Merchandise High quality Authentication Centre of China. EPG significant generation is of farming 15-500 horsepower tractor supporting equipment, mechanical cultivation, harvesting machinery and add-ons. HangZhou E EPT Entire world EPT TRADE CO.LTD



areas title hollow shaft with nut
elements no. 99014320135
dimension 15cm*15cm *15cm
first China


two. posion:  chassis components

3. resources:  steel

4. power:   21w, 5w, 3w,

5. presuress:  12v

six. authentic: china

seven. top quality: original one 

8. payment: T/T

Other goods: 


WG9716720001 HEAD Light-weight Left
WG9716720002 HEAD Light Appropriate
WG9719720571 FOG LAMP Still left
WG9719720026 FOG LAMP Right
WG1642242101 BUMPER
WG1642770001 REAR Look at MIRROR LHS (lobed
WG1642770003 REAR View MIRROR RHS (lobed
WG1642110016 HINGE Include
WG1642341001 Door LOCK SERIA
WG1642235715 FENDER L
WG1642235716 FENDER R
WG1642242103 FOOT Phase L
WG1642242104 FOOT Stage R
VG260571253 Engine BELT 1050
VG1500090066 DINAMO BELT 783
WG1500130017 AC BELT 1571
  CORNER Going through Correct
  CORNER Experiencing Still left
WG9725195712 AIR CLEANER
WG1642770099 DOWN Check out MIRROR
WG1642770004 Side View MIRROR
WG1642875711 Sunshine VISOR ORIGNAL
VG1092080017 Fuel HOSE Huge
VG1092080018 Fuel HOSE Modest
VG1092080019 Fuel HOSE MEDIUM
VG1500060051 H2o PUMP
VG2600060446 Enthusiast
WG9725535717 Enthusiast SHROUD
AZ1642330060 Door GLASS Mounted L.
AZ1642330061 Doorway GLASS Fixed R.
WG1642350004 Doorway GLASS MOVEABLE L
WG1642350003 Doorway GLASS MOVEABLE R
one hundred ninety*220*thirty HUB SEAL one hundred ninety 220 thirty
WG9725190155 OIL Bathtub NEW Product
WG91923571 Grasp CYLINDER
  Adaptable 0168
190003326531 BEARING 32310
190003326543 BEARING 32314
33213 BEARING 33213
33118 BEARING 33118
VG156008219 LAMETA
AZ9725525716 RUBBER BEARER Outdated 6 KEDADA
WG9725525717 SPRING Support Proper
WG9725525719 SPRING Support Appropriate
WG9725230042 Working CYLINDER
AZ92311325711 DIFF.ASSY
AZ9100765712 BATTERY Go over
WG9719535711 RADIATOR
WG9114160011 PLATER
AZ9231342006 BRAKE DRUM
AZ9112440001 Entrance BRAKE DRUM
WG1642777571 REAR Check out MIORR
WG1652777571 REAR Look at MIORR
VG1560057111 PISTON
VG15600030040 PISTON RING
VG1500060051 Drinking water PUMP
WG9727540001 MUFFLER
WG1642770001 REAE See MIRROR Still left
WG1642770003 REAE Check out MIRROR Appropriate
WG1642350001 RUBBER SEAL Aspect
AZ9725529272 V-PROPELLER

warehouse and samples

Rich  Stock
EPT high quality handle

Our companies:

one. Reply your enquiry in 24 hrs.
two. OEM, consumer style,customer label providers provided.
3. Our goods line including vans and machinery spare parts: EPT HOWO,XIHU (WEST LAKE) DIS.N GENLYON, SHACMAN,YUXIHU (WEST LAKE) DIS. JAC AND SHXIHU (WEST LAKE) DIS.I,LIUGONG,XCMG,XGMA ,and many others.
four. Distinctive and distinctive solution can be supply to our consumer by our well-qualified and professional engineers and staffs.
5, .Shipping and delivery time: tiny order can be ship in 3 doing work times soon after gained payment. Entire container orders can be send in 15-twenty doing work days.

6.Shipping methods: by sea, by air, by train and by specific, depands on your buy amount.

7, we can supply total line truck spare elements for clients: motor elements , chassis parts, human body components, clutch areas, brake components, gearbox parts, axle areas.
8.we can set up delivery by means of sea , or air or express. Depands on purchase amount and your prerequisite!
nine. payment way: T/T, L/C, D/P, Western Union, moneygram
ten. LOADING Ports: Any port in china.
11. Unique: HangZhou ,China.
Our firm informations
HangZhou E EPT Globe EPT Trade Co.,Ltd is a specialist truck spare elements and EPT device components provider in China. All staffs have over ten-years expertise on truck parts market and cooperation with oversea organizations many several years make us professional in EPT trade also.
 At present, we can give large high quality spare elements for HOWO(SINOTRUK), XIHU (WEST LAKE) DIS.N(GENLYON), SHACMAN, FOTON(AUMAN),YUXIHU (WEST LAKE) DIS., FAW(jiefang) ,JAC, SHXIHU (WEST LAKE) DIS.I, XCMG, XGMA, LIUGONG,LINGONG And many others.
Products lines like: clutch  clutch plate , clutch disc, clutch strain plate, alternators, starters, turbochargers, piston , piston kits, piston ring,gaskets kits, cylinder liner,water pump, flywheel, filters , oil filters , gasoline filters, air filter, air cleaner, cylinder head , cylinder block, cylinder gaskets, main bearing, cod-rod bearing, link rod entrance spring, rear spring assy, front go over, front bumper, breaket, bracket, spring, gas tank, big difference assy, pto- pump, brake drum, bearing, shock absorber, piston(G1),pistion, hollow shaft, press rod, exhaust pipe,exhaust shaft,vent-pipe, assist, alternater belt, admirer belt, air-issue belt, rubber seat, bush, nylon bush, bolt, wheel bolt, rear wheel bolts,  starter essential, split EPT ,split liner, head lamp , entrance lamp. Gentle lamp, fog lamp, rear mirror, A pole, fenders , meals actions, bumper, doorway assy, seats, driver seat, solar visor, mud guard, gears, mix lamp, mastercylinder, brake EPT non asbseto, cylinder head , motor, cabin, trucks, rear look at mirror,  enjection pump, rubber hose, double h valve, howo cabin , mixture swap, compressor, tie rod. Ball joint. Whee EPT , rim, shock absorber, clutch plate,alloy wheels, steering, clutch kits.bearings

Q1. What is your conditions of packing?
A: Usually, we pack our merchandise in neutral containers and manufacturing unit cartons. If you have lawfully registered packages 
we can pack the items in your branded boxes following received your authorization letters.

Q2. What is your phrases of payment?
A: T/T thirty% as deposit, and 70% just before supply. We’ll demonstrate you the photos of the items and packages 
ahead of you spend the harmony.

Q3. What is the conditions of shipping?

This fall. How about your delivery time?
A: Typically, it will get 7-  20 operating times after acquiring your EPT payment. The particular shipping and delivery time depends 
on the things and the quantity of your order.

Q5. Can you create according to the samples?
A: Of course, we can create by your samples or technical drawings. We can construct the molds and fixtures.

Q6. how to manage the items quality?
A: 1. we have a  professional high quality management team , who have functioning on truck components industry for numerous several years and have abundant encounter on examining. every areas ahead of delivery will be examining .

2. we have EPT factories cooperation.

welcome you deliver inquiry to us ,we would like to provide you ideal provider and price to create coopearations with you !


Best  wholesaler  made in China - replacement parts - PTO shaft manufacturer & factory HOWO   pto shaft and clutch Truck Chassis Parts Hollow Shaft with Nuts with ce certificate top quality low price