China Professional SWC Hot Selling High Performance Cardan Shaft Joint Bh Type Integral Plug Cross Shaft Universal Coupling

Product Description

Large SWC type Cross Shaft Universal Coupling


SWC-BH types Cardan shaft is a kind of the most commonly used with the characteristics of its structure can not in the same axis or axis angle or larger axial movement of 2 large equiangular continuous rotary speed, and reliably transfer torque and motion.

It can be widely used in paper machinery, metallurgy, lifting, transportation, mining, petroleum, shipbuilding, coal, rubber, and other heavy machinery industry machinery shaft in the transmission torque.

Product Parameters

Model           Lmin   kg. m2  
D/mm Tn T. β/ LS                           Size       kg
  KN • m KN • m (.) mm                            mm  
          Di d2 Da Lm n x φ d k t b g Lmin 100mm Lmin 100mm
          js11 H7 h9
SWC100BH 100 2.5 1.25 ≤25 55 405 84 57 60 55 6 x φ 9 7 2.5 0.0044 0.00019 6.1 0.35
SWC120BH 120 5 2.5 ≤25 80 485 102 75 70 65 8 x φ 11 8 2.5 0.5719 0.00044 10.8 0.55
SWC150BH 150 10 5 ≤25 80 590 13 90 89 80 8 x φ 13 10 3 0.0423 0.00157 24.5 0.85
SWC180BH 180 22.4 11.2 ≤15 100 840 155 105 114 110 8 x φ 17 17 5 24 7 0.175 0.007 70 2.8
SWC200BH 200 36 18 ≤15 110 860 170 120 127 115 8 x φ 17 19 5 28 8 0.31 0.013 86 3.6
SWC225BH 225 56 28 ≤15 140 920 196 135 152 120 8 x φ 17 20 5 32 9 0.538 0.5714 122 4.9
SWC250BH 250 80 40 ≤15 140 1035 218 150 168 140 8 x φ 19 25 6 40 12.5 0.966 0.5717 172 5.3
SWC285BH 285 120 58 ≤15 140 1190 245 170 194 160 8 x φ 21 27 7 40 15 2.011 0.051 263 6.3
SWC315BH 315 160 80 ≤15 140 1315 280 185 219 180 10 x φ 23 32 8 40 15 3.605 0.571 382 8
SWC350BH 350 225 110 ≤15 150 1440 310 210 267 194 10 x φ 23 35 8 50 16 7.053 0.2219 582 15
SWC390BH 390 320 160 ≤15 170 1590 345 235 267 215 10 x φ 25 40 8 70 18 12.164 0.2219 738 15
SWC440BH 440 500 250 ≤15 190 1875 390 255 325 260 16 x φ 28 42 10 80 20 21.42 0.4744 1190 21.7
SWC490BH 490 700 350 ≤15 190 1985 435 275 325 270 16 x φ 31 47 12 90 22.5 32.86 0.4744 1452 21.7
SWC550BH 550 1000 500 ≤15 240 2300 492 320 426 305 16 x φ 31 50 12 100 22.5 68.92 1.357 2380 34


Packaging & Shipping


1: Are you a trading company or a manufacturer ?
We are a professional manufacturer of couplings and universal joints.

2:Why choose Ding Jian precision transmission ?
As a professional manufacturer of coupling and universal joints, we possess a skillful team of workers and designers To provide our customers with first-class services.

3: Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.

4:How long does it take to delivery?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

5:How to deal with the parts received when they are found to be in poor quality?
In case of non- conformance, please contact us immediately, we will check the problems and have them reworked or repaired at the first time. If none of these works, we support a refund.

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cardan coupling

Impact of Size and Design on Cardan Coupling Performance and Durability

The size and design of a cardan coupling play a crucial role in determining its performance and durability across various applications:

  • Load Capacity: Larger and more robust cardan couplings are generally designed to handle higher torque and load capacities, making them suitable for heavy-duty applications.
  • Flexibility: The design of the coupling’s universal joint and its flexibility affect how well it can accommodate angular misalignment while maintaining smooth power transmission.
  • Alignment Tolerance: Well-designed cardan couplings have better alignment tolerances, allowing them to operate efficiently even in conditions with slight misalignment.
  • Materials: The choice of materials impacts the coupling’s strength, corrosion resistance, and overall durability, especially in harsh environments.
  • Bearing Arrangement: The bearing arrangement within the coupling affects its ability to withstand both axial and radial forces, which is crucial for stability.
  • Sealing: Effective sealing mechanisms prevent contaminants from entering the coupling, ensuring smooth operation and preventing premature wear.
  • Dynamic Balance: Proper dynamic balance reduces vibrations and stress on connected components, contributing to extended coupling life.
  • Lubrication: The design should allow for adequate lubrication, which is essential for reducing friction and wear.
  • Installation and Maintenance: A well-designed coupling should be easy to install and maintain, with accessible lubrication points and inspection areas.

Ultimately, the size and design of a cardan coupling should be carefully matched to the specific requirements of the application to ensure optimal performance, reliability, and longevity.

cardan coupling

Challenges and Alignment of Cardan Couplings

Cardan couplings, while capable of accommodating angular misalignment, can pose certain challenges related to alignment. Here’s an overview of these challenges and how they can be addressed:

1. Angular Misalignment Limit: Cardan couplings have a limit to the amount of angular misalignment they can accommodate without causing excessive wear and vibration. It’s essential to stay within the manufacturer’s specified misalignment range.

2. Precision Assembly: Assembling a cardan coupling requires precision to ensure that the yokes and spider are aligned correctly. Misaligned assembly can lead to premature wear and increased vibrations.

3. Balancing and Vibration: Cardan couplings can introduce imbalances due to their design. Imbalances can result in vibration and reduce the overall efficiency of the system.

4. Lubrication: Adequate lubrication is crucial to minimize friction and wear in the bearings of the spider. Poor lubrication can lead to increased heat generation and accelerated wear.

5. Maintenance: Regular maintenance is required to monitor the condition of the coupling, including checking for wear, misalignment, and any signs of damage.

6. Torque Fluctuation: In applications with significant angular misalignment, cardan couplings may experience torque fluctuations due to the changing angles of the shafts.

To address these challenges:

– Follow the manufacturer’s guidelines for installation, alignment, and maintenance.

– Use precision tools and techniques during assembly to ensure proper alignment.

– Balance the rotating components to minimize vibration.

– Maintain proper lubrication to reduce friction and wear.

– Periodically inspect the coupling for wear, misalignment, and signs of damage.

– Consider using flexible couplings with higher misalignment capabilities for applications with extreme misalignment requirements.

Proper alignment, maintenance, and adherence to manufacturer recommendations can help maximize the efficiency and longevity of cardan couplings in mechanical systems.

cardan coupling

What is a cardan coupling and how is it used in mechanical systems?

A cardan coupling, also known as a universal joint or U-joint coupling, is a mechanical component used to transmit torque between two shafts that are not in alignment but intersect at an angle. It consists of a cross-shaped yoke with two perpendicular shafts connected at its ends, allowing the transmission of rotational motion even when the shafts are at different angles to each other. Cardan couplings are widely used in mechanical systems to transmit torque and motion where angular misalignment is present.

Here’s how a cardan coupling works and how it is used in mechanical systems:

  • Angular Misalignment: Cardan couplings are designed to accommodate angular misalignment between shafts. They can transmit torque between shafts that are at an angle to each other, typically up to 45 degrees. This ability to handle misalignment makes them suitable for various applications.
  • Components: A cardan coupling consists of a cross-shaped yoke with four arms, two of which are connected to the input and output shafts. The two remaining arms are connected to each other through a bearing, which allows for the rotational motion.
  • Transmitting Torque: As one shaft rotates, it imparts angular motion to the yoke. This angular motion is transferred to the other shaft through the bearing, allowing torque to be transmitted even when the shafts are not collinear.
  • Application: Cardan couplings are used in various applications, including automotive drivetrains, industrial machinery, agricultural equipment, and even in some aerospace systems. They are often found in places where it’s necessary to transmit torque between non-parallel shafts while allowing for some degree of flexibility.
  • Advantages: Cardan couplings are simple in design, relatively compact, and provide a cost-effective solution for transmitting torque in cases of angular misalignment. They are also capable of transmitting high torques while compensating for misalignment.
  • Limitations: Cardan couplings have limitations in terms of the angle they can handle, and at extreme angles, they may produce uneven torque output due to their design. They can also introduce some degree of vibration and require periodic maintenance.

In mechanical systems, cardan couplings are used in various applications where the alignment between shafts cannot be maintained, such as in vehicles with independent suspension systems, industrial machinery with non-parallel shafts, and applications where flexibility and torque transmission are required despite angular misalignment.

China Professional SWC Hot Selling High Performance Cardan Shaft Joint Bh Type Integral Plug Cross Shaft Universal Coupling  China Professional SWC Hot Selling High Performance Cardan Shaft Joint Bh Type Integral Plug Cross Shaft Universal Coupling
editor by CX 2024-05-16