Product Description

Best Quality Cardan Shaft/Universal Shaft/Universal Couplings
Brief Introduction
Our company has focused on cardan shafts of Papermaking equipments for almost 15 years, we can also be customized according to customer requirements. High precision and flexible joints, long service life, perfect after-sales service and so on are our highlight features.

Processing flow

Applications
  
                                                                                                                                                                 

Quality Control                                                                                                                                                                                                

       
      

Designs
Data and Sizes of SWC Series Universal Joint Couplings

Type Design
Data
Item
SWC160 SWC180 SWC200 SWC225 SWC250 SWC265 SWC285 SWC315 SWC350 SWC390 SWC440 SWC490 SWC550 SWC620
A L 740 800 900 1000 1060 1120 1270 1390 1520 1530 1690 1850 2060 2280
LV 100 100 120 140 140 140 140 140 150 170 190 190 240 250
M(kg) 65 83 115 152 219 260 311 432 610 804 1122 1468 2154 2830
B L 480 530 590 640 730 790 840 930 100 1571 1130 1340 1400 1520
M(kg) 44 60 85 110 160 180 226 320 440 590 820 1090 1560 2100
C L 380 420 480 500 560 600 640 720 782 860 1040 1080 1220 1360
M(kg) 35 48 66 90 130 160 189 270 355 510 780 970 1330 1865
D L 520 580 620 690 760 810 860 970 1030 1120 1230 1360 1550 1720
M(kg) 48 65 90 120 173 220 250 355 485 665 920 1240 1765 2390
E L 800 850 940 1050 1120 1180 1320 1440 1550 1710 1880 2050 2310 2540
LV 100 100 120 140 140 140 140 140 150 170 190 190 240 250
M(kg) 70 92 126 165 238 280 340 472 660 886 1230 1625 2368 3135
  Tn(kN·m) 16 22.4 31.5 40 63 80 90 125 180 250 355 500 710 1000
  TF(kN·m) 8 11.2 16 20 31.5 40 45 63 90 125 180 250 355 500
  Β(°) 15 15 15 15 15 15 15 15 15 15 15 15 15 15
  D 160 180 200 225 250 265 285 315 350 390 440 490 550 620
  Df 160 180 200 225 250 265 285 315 350 3690 440 490 550 620
  D1 137 155 170 196 218 233 245 280 310 345 390 435 492 555
  D2(H9) 100 105 120 135 150 160 170 185 210 235 255 275 320 380
  D3 108 114 140 159 168 180 194 219 245 273 299 325 402 426
  Lm 95 105 110 125 140 150 160 180 195 215 260 270 305 340
  K 16 17 18 20 25 25 27 32 35 40 42 47 50 55
  T 4 5 5 5 6 6 7 8 8 8 10 12 12 12
  N 8 8 8 8 8 8 8 10 10 10 16 16 16 16
  D 15 17 17 17 19 19 21 23 23 25 28 31 31 38
  B 20 24 32 32 40 40 40 40 50 70 80 90 100 100
  G 6.0 7.0 9.0 9.0 12.5 12.5 12.5 15.0 16.0 18.0 20.0 22.5 22.5 25
  MI(Kg) 2.57 3 3.85 3.85 5.17 6 6.75 8.25 10.6 13 18.50 23.75 29.12 38.08
  Size M14 M16 M16 M16 M18 M18 M20 M22 M22 M24 M27 M30 M30 M36
  Tightening torque(Nm) 180 270 270 270 372 372 526 710 710 906 1340 1820 1820 3170

1. Notations: 
L=Standard length, or compressed length for designs with length compensation; 
LV=Length compensation; 
M=Weight; 
Tn=Nominal torque(Yield torque 50% over Tn); 
TF=Fatigue torque, I. E. Permissible torque as determined according to the fatigue strength
Under reversing loads; 
β=Maximum deflection angle; 
MI=weight per 100mm tube
2. Millimeters are used as measurement units except where noted; 
3. Please consult us for customizations regarding length, length compensation and Flange connections. 
(DIN or SAT etc. )

Packaging & Delivery

Packaging details:Standard plywood case

Delivery detail: 15 -20 working days,depend on the actual produce condition

FAQ

Q1: What is the location of your company?

A1: Our company is located in the HangZhou City ,ZheJiang ,China.Welcome to visit our factory at anytime!

Q2: How does your factory do regarding quality control?

A2: Our standard QC system to control quality.

Q3: What is your delivery time?

A3: Usually within 25 days after the receipt of payment.Delivery time must depend on the actual produce condition.

Q4: What are your strengths?

A4: 1.We are the manufacturer,having competitive advantage in price.

2.A large part of money is put into advancing CNC equipments and productR&D department annual,the performance of cardan shaft can be guaranteed.

3.About quality issues or follow-up after-sales service,we report directly to the boss.

4.We have the ambitions to exploring and developing the world’s cardan shaft market and we believe we can.

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cardan coupling

Signs of Wear or Damage in a Cardan Coupling and Detection Methods

Over time, cardan couplings can experience wear or damage that may impact their performance. Some common signs of wear or damage include:

  • Vibration: Excessive vibration during operation can indicate misalignment or worn components in the cardan coupling.
  • Noise: Unusual noises such as clunking, knocking, or rattling can indicate worn bearings or other components.
  • Increased Play: If there is noticeable play or backlash in the coupling, it may suggest worn or loose components.
  • Reduced Performance: A decrease in torque transmission or power transfer efficiency can indicate wear in the coupling.
  • Leakage: In the case of lubricated cardan couplings, leakage of lubricant may occur due to worn seals or damaged components.

To detect these signs of wear or damage, various methods can be employed:

  • Visual Inspection: Regularly inspect the coupling for any visible signs of wear, corrosion, or damage.
  • Vibration Analysis: Use vibration analysis tools to monitor vibration levels and detect any irregularities.
  • Noise Analysis: Listen for unusual noises during operation, which may indicate worn or misaligned components.
  • Torque Measurement: Monitor the torque transmitted through the coupling and compare it with expected values.
  • Play Measurement: Check for any play or backlash in the coupling by manually moving the shafts.
  • Lubricant Analysis: Analyze the condition of the lubricant for any contamination or signs of wear.

Regular maintenance and inspections are crucial for detecting and addressing wear or damage in cardan couplings before they lead to more severe issues or failures.

cardan coupling

Common Industries and Applications of Cardan Couplings

Cardan couplings, also known as universal joints or u-joints, are widely used in various industries and applications that require torque transmission and flexibility in shaft connections. Some common examples include:

  • Automotive Industry: Cardan couplings are used in driveshafts to transmit power from the engine to the wheels while allowing for variable angles and misalignment caused by suspension movement.
  • Industrial Machinery: They are used in heavy machinery such as mining equipment, cranes, and manufacturing machinery to transmit torque between non-aligned shafts.
  • Agricultural Machinery: Tractors and other agricultural equipment utilize cardan couplings in drivelines to accommodate varying angles and lengths.
  • Marine Applications: Cardan couplings are used in marine propulsion systems to transmit torque between the engine and the propeller shaft, even when the shafts are at different angles.
  • Aerospace Industry: They are employed in aerospace applications such as aircraft control systems and helicopter rotor drives to accommodate movements and misalignments.
  • Railway Systems: Cardan couplings are used in railway drivelines to transmit torque between cars and locomotives while allowing for movement and misalignment.
  • Energy Sector: They find applications in power generation systems, including wind turbines, where they accommodate misalignments caused by dynamic loads.
  • Pumps and Compressors: Cardan couplings are used in pumps and compressors to transmit power while compensating for misalignment and vibration.

These examples demonstrate the versatility of cardan couplings in various industries where torque transmission, flexibility, and angular misalignment compensation are essential.

cardan coupling

Accommodation of Angular Misalignment in Shaft with Cardan Coupling

A cardan coupling, also known as a universal joint or u-joint, is designed to accommodate angular misalignment between two shafts while maintaining a constant velocity transfer. Here’s how it works:

The cardan coupling consists of two yokes or fork-like components, each attached to the end of a shaft. These yokes are connected by a cross-shaped central component called the cross or spider. The spider has bearings at its four ends that fit into grooves in the yokes.

When the connected shafts are misaligned at an angle, the spider allows the yokes to pivot around their respective shafts. This pivoting action of the yokes and the spider enables the coupling to transmit torque between the shafts even when they are not perfectly aligned. The spider’s bearings allow smooth rotation and transfer of power.

The design of the cardan coupling ensures that even during angular misalignment, the rotational speed remains consistent between the input and output shafts. However, it’s important to note that while cardan couplings can accommodate angular misalignment, they introduce a small amount of radial and axial movement, which can lead to fluctuating torque and vibration.

Cardan couplings are commonly used in applications where there is a need to transmit torque between shafts that are not in line, such as in drivetrains, vehicle suspensions, and industrial machinery.

China supplier Best Quality Cardan Shaft/Universal Shaft/Universal Couplings  China supplier Best Quality Cardan Shaft/Universal Shaft/Universal Couplings
editor by CX 2024-04-23