chain coupling

Chain Couplings

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A chain coupling is made up of a double roller chain and two coupling sprockets. The chain joint is used to connect or disconnect the coupling, making it simple and easy to use. Chain couplings are small but very strong, and they are built to last a long time. They are safe and work efficiently, with features that make them easy to install and align, saving time and effort during setup or repairs.

Because of their strong design and flexibility, chain couplings can be used in many ways, such as in machines, conveyor belts, and other mechanical equipment. They are great at transferring torque (a turning force) while handling small misalignments, making them a reliable and useful choice for many jobs.

Parameters of Chain Couplings

chain coupling

Chain Coupling No. Chain No. Bore Dia Dimension Inertia Approx Weight Casing
Min Max L I S d1 d2 C ×10-3 Dimension Approx Weight
A B
mm mm mm mm mm mm mm mm kgf·m2 kg mm mm kg
3012 06B-2X12 12 16 64.8 29.8 5.2 25 45 10.2 0.233 0.4 69 63 0.3
4012 40-2X12 12 22 79.4 36.0 7.4 35 61 14.4 1.020 0.8 77 72 0.3
4014 40-2X14 12 28 79.4 36.0 7.4 43 69 14.4 1.924 1.1 84 75 0.4
4016 40-2X16 14 32 87.4 40.0 7.4 50 77 14.4 3.285 1.4 92 75 0.4
5014 50-2X14 16 35 99.7 45.0 9.7 53 86 18.1 6.010 2.2 101 85 0.5
5016 50-2X16 16 40 99.7 45.0 9.7 60 96 18.1 9.720 2.7 111 85 0.6
5018 50-2X18 16 45 99.7 45.0 9.7 70 106 18.1 15.420 3.8 122 85 0.8
6018 60-2X18 20 56 123.5 56.0 11.5 85 128 22.8 40.210 6.2 142 106 1.2
6020 60-2X20 20 60 123.5 56.0 11.5 98 140 22.8 62.870 7.8 158 105 1.6
6022 60-2X22 20 71 123.5 56.0 11.5 110 152 22.8 93.450 10.4 168 117 1.8
8018 80-2X18 20 80 141.2 63.0 15.2 110 170 29.3 142.030 12.7 190 129 2.5
8020 80-2X20 20 90 145.2 65.0 15.2 120 186 29.3 204.900 16.0 210 137 2.9
8022 80-2X22 20 100 157.2 71.0 15.2 140 202 29.3 341.170 20.2 226 137 3.6
10020 100-2X20 25 110 178.8 80.0 18.8 160 233 35.8 646.290 33.0 281 153 4.6
12018 120-2X18 35 125 202.7 90.0 22.7 170 256 45.4 1075.710 47.0 307 181 6.2
12022 120-2X22 35 140 222.7 100.0 22.7 210 304 45.4 2454.500 72.0 357 181 8.0

Application of Chain Coupling

Chain couplings, known for their ability to transmit high torque while accommodating misalignment, are utilized across various industries due to their durability and flexibility. Here’s a categorized overview of their applications:

1. Industrial Machinery

  • Conveyor Systems: Used in manufacturing and material handling to connect motors and rollers, accommodating misalignment and handling heavy loads.
  • Pumps and Compressors: Ideal for connecting drivers to pumps/compressors in oil, gas, and water treatment industries, offering reliable torque transmission.
  • Steel and Paper Mills: Connect drive shafts to rollers in harsh environments, enduring high torque and temperature variations.
  • Crushers/Mills: Handle shock loads in mining and aggregate processing, providing robustness against sudden force changes.

2. Material Handling

  • Cranes and Hoists: Ensure precise load movement in construction and shipping, withstanding dynamic stresses.
  • Packaging Machinery: Synchronize rollers in high-speed packaging lines, allowing slight misalignment adjustments.

3. Agriculture

  • Tractors and Harvesters: Connect power sources to implements in rough terrain, offering durability against dust and debris.
  • Irrigation Systems: Link pumps to motors, tolerating misalignment from ground shifts.

4. HVAC and Energy

  • Industrial Fans/Blowers: Connect motors to fan shafts in HVAC systems, reducing vibration transmission.
  • Moderate-Speed Power Transmission: Used in wind turbines or hydroelectric systems where alignment isn’t perfect.

5. Specialized Applications

  • Printing Presses: Synchronize rollers for precise printing, accommodating minor misalignments.
  • Marine Auxiliary Systems: Used in propeller shafts or auxiliary machinery, though less common due to corrosion concerns.

Advantages Driving Applications:

  • Misalignment Tolerance: Angular/parallel shifts up to 1-2 degrees.
  • High Torque Capacity: Suitable for heavy-duty operations.
  • Shock Absorption: Dampens vibrations in variable-load scenarios.
  • Ease of Maintenance: Simple lubrication and part replacement.

Limitations:

  • Not ideal for high-speed applications due to centrifugal forces.
  • Regular lubrication needed in contaminant-prone environments.

chain coupling

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