China OEM CZPT Ws Type Telescopic Universal Joints

Product Description

Product Description

Small Type Double Joints Universal Joint Coupling(

1. It is suitable for transmission coupling space on the same plane of two-axis angle beta β≤45°, the nominal torque transmission 11.2-1120N. 
2. The WSD type is a single joint universal coupling, and the WS type is a double joint universal coupling.
3. Each section is between the largest axis angle of 45º.
4. The finished hole H7, according to the requirements of keyseating, has 6 square holes and a square hole.
5. The angle between the 2 axes is allowed in a limited range as the work requirements change.

Detailed Photos


Product Parameters

d(H7) D          L0 L L1           m/kg            I/kg·m2
Y J1 Y J1 Y J1 Y J1 Y J1 Y J1 Y J1
11.2 8 16 60 80 20 20 0.23 0.32 0.06 0.08
10 66 60 86 80 25 22 0.2 0.29 0.05 0.07
22.4 10 20 70 64 96 90 26 0.64 0.57 0.93 0.88 0.1 0.09 0.15 0.15
12 84 74 110 100 32 27
45 12 25 90 80 122 112 32 1.45 1.3 2.1 1.95 0.17 0.15 0.24 0.22
71 16 32 116 82 154 130 42 30 38 5.92 4.86 8.56 0.48 0.39 0.32 0.56 0.49
140 19 40 144 116 192 164 48 16.3 12.9 24 20.6 0.72 0.59 1.04 0.91
20 52 38
280 24 50 152 124 210 182 52 38 58 45.7 36.7 68.9 59.7 1.28 1.03 1.89 1.64
25 172 136 330 194 62 44
560 30 60 226 182 296 252 82 60 70 148 117 207 177 2.82 2.31 3.9 3.38
1120 38 75 240 196 332 288 92 396 338 585 525 5.03 4.41 7.25 6.63
40 300 244 392 336 112 84


Company Profile

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Our company supplies different kinds of products: high quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. To perfect our service, we provide good quality products at a reasonable price.

Welcome to customize products from our factory and please provide your design drawings or contact us if you need other requirements.


Our Services

1. Design Services
Our design team has experience in universal joints relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.


Q 1: Are you a trading company or a manufacturer?

A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artwork in PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A: T/T.

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Standard Or Nonstandard: Nonstandard
Shaft Hole: as Your Requirement
Torque: as Your Requirement
Bore Diameter: as Your Requirement
Speed: as Your Requirement
Structure: Flexible


Customized Request

universal joint

How do you properly maintain and lubricate a universal joint?

Maintaining and lubricating a universal joint is essential to ensure its smooth operation, extend its lifespan, and prevent premature failure. Here’s a detailed explanation of the proper maintenance and lubrication process:

To properly maintain and lubricate a universal joint, follow these steps:

  1. Consult Manufacturer Guidelines: Refer to the manufacturer’s guidelines and recommendations specific to the universal joint being used. Manufacturers often provide detailed instructions regarding maintenance intervals, lubrication types, and procedures. Familiarize yourself with these guidelines before performing any maintenance or lubrication.
  2. Inspect the Joint: Regularly inspect the universal joint for signs of wear, damage, or misalignment. Look for indications of excessive play, corrosion, fatigue, or any other abnormalities. Inspecting the joint allows you to identify potential issues before they escalate. If any problems are detected, address them promptly to prevent further damage or failure.
  3. Clean the Joint: Before applying lubrication, clean the universal joint to remove any dirt, debris, or old lubricant that may have accumulated. Use a suitable cleaning agent or solvent recommended by the manufacturer. It’s important to have a clean surface for effective lubrication.
  4. Select the Proper Lubricant: Choose the appropriate lubricant specified by the manufacturer. The type of lubricant required may vary based on factors such as the universal joint design, operating conditions, and temperature range. Common lubricants used for universal joints include grease or oil. Ensure that the selected lubricant is compatible with the joint’s materials and operating environment.
  5. Apply Lubricant: Apply the lubricant to the universal joint according to the manufacturer’s instructions. Pay attention to the specific lubrication points, such as the bearing caps, needle bearings, or trunnions. Use the recommended amount of lubricant to ensure proper coverage and distribution. Avoid over-lubrication as it can lead to excessive heat generation and increased friction.
  6. Operate the Joint: After lubrication, operate the universal joint to distribute the lubricant evenly and ensure it reaches all necessary components. Rotate or move the joint through its full range of motion several times to facilitate the spreading of the lubricant and to verify smooth operation. This step helps to eliminate any air pockets and ensures that all surfaces are adequately lubricated.
  7. Monitor and Reapply: Regularly monitor the universal joint’s performance and lubrication condition. Periodically check for any signs of lubricant breakdown, contamination, or leakage. Depending on the manufacturer’s recommendations, reapply lubrication at specified intervals or when necessary to maintain optimal operation. Factors such as operating conditions, load, and temperature may influence the frequency of lubrication.
  8. Keep Records: Maintain a record of the universal joint’s maintenance activities, including lubrication dates, lubricant type, and any observations made during inspections. These records can help establish a maintenance schedule, track the joint’s performance over time, and serve as a reference for future maintenance or troubleshooting.

By following these steps and adhering to the manufacturer’s guidelines, you can properly maintain and lubricate a universal joint, promoting its longevity, reliability, and optimal performance.

universal joint

How does a universal joint affect the overall efficiency of a system?

A universal joint can have an impact on the overall efficiency of a system in several ways. The efficiency of a system refers to its ability to convert input power into useful output power while minimizing losses. Here are some factors that can influence the efficiency of a system when using a universal joint:

  • Friction and energy losses: Universal joints introduce friction between their components, such as the cross, bearings, and yokes. This friction results in energy losses in the form of heat, which reduces the overall efficiency of the system. Proper lubrication and maintenance of the universal joint can help minimize friction and associated energy losses.
  • Angular misalignment: Universal joints are commonly used to transmit torque between non-aligned or angularly displaced shafts. However, when the input and output shafts are misaligned, it can lead to increased angular deflection, resulting in energy losses due to increased friction and wear. The greater the misalignment, the higher the energy losses, which can affect the overall efficiency of the system.
  • Backlash and play: Universal joints can have inherent backlash and play, which refers to the amount of rotational movement that occurs before the joint begins to transmit torque. Backlash and play can lead to decreased efficiency in applications that require precise positioning or motion control. The presence of backlash can cause inefficiencies, especially when reversing rotational direction or during rapid changes in torque direction.
  • Mechanical vibrations: Universal joints can generate mechanical vibrations during operation. These vibrations can result from factors such as angular misalignment, imbalance, or variations in joint geometry. Mechanical vibrations not only reduce the efficiency of the system but can also contribute to increased wear, fatigue, and potential failure of the joint or other system components. Vibration damping techniques, proper balancing, and maintenance can help mitigate the negative effects of vibrations on system efficiency.
  • Operating speed: The operating speed of a system can also impact the efficiency of a universal joint. At high rotational speeds, the limitations of the joint’s design, such as imbalance, increased friction, or decreased precision, can become more pronounced, leading to reduced efficiency. It’s important to consider the specific speed capabilities and limitations of the universal joint to ensure optimal system efficiency.

Overall, while universal joints are widely used and provide flexibility in transmitting torque between non-aligned shafts, their design characteristics and operational considerations can affect the efficiency of a system. Proper maintenance, lubrication, alignment, and consideration of factors such as misalignment, backlash, vibrations, and operating speed contribute to maximizing the efficiency of the system when utilizing a universal joint.

universal joint

Can you explain the purpose of a universal joint in a drive shaft?

In a drive shaft, a universal joint serves a crucial purpose in transmitting rotational motion between the engine or power source and the driven wheels or other components. Let’s delve into the purpose of a universal joint in a drive shaft:

A drive shaft is a mechanical component that transfers torque from the engine or power source to the wheels or other driven components in a vehicle or machinery. It is typically used in rear-wheel drive and four-wheel drive systems. The drive shaft connects the transmission output shaft to the differential or axle assembly, allowing the wheels to receive power and propel the vehicle forward.

The purpose of a universal joint in a drive shaft is to accommodate the misalignment and changes in angles between the transmission and the differential or axle assembly. Misalignment can occur due to various factors, including the vehicle’s suspension system, the position of the engine, and the movement of the wheels. Without a flexible coupling mechanism, misalignment would cause binding, vibration, and potential damage to the drive shaft and other drivetrain components.

Universal joints provide the necessary flexibility and articulation to compensate for misalignment and changes in angles. They allow the drive shaft to bend and rotate at varying angles while transmitting torque from the transmission to the differential. The universal joint allows the drive shaft to operate smoothly and efficiently, even when the vehicle is in motion and the suspension system causes changes in the relative positions of the transmission and the differential.

When the engine or power source rotates the drive shaft, the universal joint allows angular displacement between the transmission and the differential. As the drive shaft bends and changes angles, the universal joint accommodates these movements, ensuring continuous torque transmission without placing excessive stress on the drivetrain components.

The universal joint consists of a cross-shaped or H-shaped yoke with bearings at the ends of each arm. These bearings allow for smooth rotation and minimize friction between the yoke and the drive shaft. The design of the universal joint enables it to flex and articulate, compensating for misalignment and changes in angles without affecting the rotation of the drive shaft.

Overall, the purpose of a universal joint in a drive shaft is to provide the necessary flexibility and articulation to accommodate misalignment and changes in angles. By allowing the drive shaft to bend and rotate at varying angles, the universal joint ensures smooth and efficient torque transmission between the engine and the driven wheels or components, contributing to the proper functioning of the vehicle or machinery.

China OEM CZPT Ws Type Telescopic Universal Joints  China OEM CZPT Ws Type Telescopic Universal Joints
editor by CX 2024-04-09