China high quality Half Spacer Stable Performance Grid Coupling

Product Description

                                       Grid Flexible Coupling Shaft Coupling (JS)
JS grid coupling vibration, JS grid coupling and long service life. JS grid coupling under high load range, JS grid coupling starting safety, high transmission efficiency, reliable operation.
1.The serpentine spring as the elastic element, the elastic strong at the same time, greatly improves the grid coupling torque, widely used in heavy machinery and general machinery.The serpentine spring special technology department, has long service life, allowing higher speed, has good ability to compensate in the axial, radial and angle
2.High transmission efficiency, start safety. Transmission efficiency of up to 99.47%, short-time overload capacity is 2 times the rated torque, operation safety.
3.Simple structure, convenient assembly and disassembly, long service life
4.Damping effect is good to avoid the resonance.

Model Tn KN.m (n) r/min d L L0 L2 D D1 t kg kg  
y x a
JS1 0.045 4500 18-22 47 97 66 95 3 1.91 0.571 0.15 ±0.3 0.076
JS2 0.14 4500 22-35 47 97 68 105 3 2.59 0.041 0.15 ±0.3 0.076
JS3 0.224 4500 25-42 50 103 70 115 3 3.36 0.054 0.15 ±0.3 0.076
JS4 0.4 4500 32-60 60 123 80 130 3 5.45 0.068 0.20 ±0.3 0.10
JS5 0.63 4350 40-56 63 129 92 150 3 7.26 0.086 0.20 ±0.3 0.127
JS6 0.90 4125 48-65 76 155 95 160 3 10.4 0.113 0.20 ±0.3 0.127
JS7 1.80 3600 55-80 89 181 116 190 3 17.7 0.172 0.20 ±0.3 0.15
JS8 3.15 3600 65-95 98 199 122 210 3 25.4 0.254 0.20 ±0.3 0.18
JS9 5.6 2440 75-110 120 245 155 250 5 42.2 0.426 0.25 ±0.5 0.20
JS10 8.0 2250 85-120 127 259 162 270 5 54.5 0.508 0.25 ±0.5 0.23
JS11 12.5 2571 90-140 149 304 192 310 6 81.3 0.735 0.28 ±0.6 0.25
JS12 18 1800 110-170 162 330 195 346 6 121 0.908 0.28 ±0.6 0.30
JS13 25 1650 120-200 184 374 201 384 6 178 1.135 0.28 ±0.6 0.33
JS14 35.5 1500 140-200 183 372 271 450 391 6 234 1.952 0.30 ±0.6 0.40
JS15 50 1350 160-240 198 402 279 500 431 6 317 2.815 0.30 ±0.6 0.45
JS16 63 1225 180-280 216 438 304 566 487 6 448 3.496 0.30 ±0.6 0.5
JS17 90 1100 200-300 239 484 322 630 555 6 620 3.76 0.38 ±0.6 0.56
JS18 125 1050 240-320 260 526 356 675 608 6 776 4.4 0.38 ±0.6 0.6
JS19 160 900 280-360 280 566 355 756 660 6 1058 5.63 0.38 ±1.3 0.68
JS20 224 820 300-380 305 623 432 845 751 13 1426 10.5 0.46 ±1.3 0.74
JS21 315 730 320-420 325 663 490 920 822 13 1787 16.1 0.46 ±1.3 0.8
JS22 400 680 340-450 345 703 546 1000 905 13 2269 24.1 0.48 ±1.3 0.89
JS23 500 630 360-480 368 749 648 1087 13 2951 33.8 0.48 ±1.3 0.96
JS24 630 580 400-460 401 815 698 1180 13 3836 50.2 0.5 ±1.3 1.07
JS25 800 540 420-500 432 877 762 1260 13 4686 67.2 0.5 ±1.3 1.77

Detailed Photos

Company Profile

HangZhou CZPT 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.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

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. 

Our Services

1. Design Services
Our design team has experience in Cardan shafts 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 particular 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 customers with customized PDF or AI format artwork.

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:1) T/T. 

Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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


Customized Request

China high quality Half Spacer Stable Performance Grid Coupling
China high quality Half Spacer Stable Performance Grid Coupling

spacer coupling

Are There Any Safety Considerations When Using Spacer Couplings in Rotating Machinery?

Yes, there are several safety considerations to keep in mind when using spacer couplings in rotating machinery. Proper installation, maintenance, and operational practices are essential to ensure the safe and reliable functioning of the couplings and the connected machinery. Here are some important safety considerations:

1. Proper Installation: It is crucial to follow the manufacturer’s guidelines and instructions during the installation of spacer couplings. Improper installation can lead to misalignment, uneven loading, and premature wear, which may compromise the safety and performance of the system.

2. Regular Maintenance: Routine maintenance is necessary to keep spacer couplings in optimal condition. Regular inspections can help identify wear, misalignment, or other issues early on, preventing potential failures and ensuring safe operation.

3. Torque and Speed Limits: Always adhere to the recommended torque and speed limits provided by the coupling manufacturer. Exceeding these limits can lead to coupling failure, which may cause damage to the equipment and pose safety risks to personnel.

4. Alignment and Balance: Proper shaft alignment and balance are crucial for the safe operation of rotating machinery. Misalignment can lead to increased stress on the coupling and the connected components, resulting in premature wear and potential failures.

5. Temperature Considerations: Ensure that the spacer coupling’s material and design are suitable for the operating temperature range of the application. Extreme temperatures can affect the coupling’s mechanical properties and lead to reduced performance or failure.

6. Emergency Shutdown Procedures: Implement clear emergency shutdown procedures in case of coupling failure or other mechanical issues. Employees should be familiar with these procedures and have access to emergency shutdown controls.

7. Lubrication: Proper lubrication is essential to reduce friction and wear in spacer couplings. Ensure that the couplings are adequately lubricated according to the manufacturer’s recommendations.

8. Regular Inspections: Periodically inspect the spacer couplings for signs of wear, corrosion, or damage. Replace any worn or damaged couplings promptly to prevent safety hazards.

9. Compliance with Regulations: Ensure that the use of spacer couplings complies with relevant safety regulations and industry standards to maintain a safe working environment.

By taking these safety considerations into account and following best practices, the use of spacer couplings in rotating machinery can be safe and effective, contributing to the reliable operation of industrial processes while minimizing the risk of accidents or failures.

spacer coupling

What Role Does a Spacer Coupling Play in Reducing Downtime and Maintenance Costs?

A spacer coupling plays a crucial role in reducing downtime and maintenance costs in rotating machinery by offering the following benefits:

1. Misalignment Compensation: Rotating equipment is subject to various types of misalignment during operation, which can lead to premature wear and failure of components. Spacer couplings can accommodate angular, parallel, and axial misalignment between shafts, which helps minimize the stress on the connected equipment. By reducing the impact of misalignment, spacer couplings contribute to extending the service life of the machinery and its components.

2. Vibration Damping: Vibrations in rotating machinery can lead to increased wear, fatigue, and reduced efficiency. Spacer couplings often include flexible elements made of elastomeric materials that act as vibration dampers. These elements absorb and dissipate vibration energy, reducing the transmission of harmful vibrations to the connected equipment. As a result, the machinery operates more smoothly and experiences less stress, leading to lower maintenance requirements.

3. Shock Load Absorption: During the operation of machinery, sudden shock loads may occur due to starting or stopping processes or external impacts. Spacer couplings with elastomeric or metallic flexible elements can absorb and cushion these shock loads, protecting the connected equipment from damage. By mitigating the effects of shock loads, spacer couplings contribute to the reliability and longevity of the machinery.

4. Easy Maintenance and Replacement: Spacer couplings are designed for ease of maintenance. In the event of a failure or wear of the flexible element, the coupling can be easily disassembled and the damaged component replaced, reducing downtime. The modular design of spacer couplings simplifies the maintenance process, helping to minimize the time required for repairs and reducing associated maintenance costs.

5. Corrosion Resistance: Many spacer couplings are manufactured using materials with excellent corrosion resistance, such as stainless steel or coated alloys. This corrosion resistance extends the service life of the coupling and reduces the need for frequent replacements or maintenance due to corrosion-related issues.

6. Reliability and Dependability: Spacer couplings are known for their robustness and reliability. When properly selected, installed, and maintained, they provide a dependable means of power transmission. The reduction in unplanned downtime due to coupling failure contributes to overall operational efficiency and lower maintenance costs.

In summary, spacer couplings help reduce downtime and maintenance costs in rotating machinery by accommodating misalignment, damping vibrations, absorbing shock loads, and offering ease of maintenance. Their reliability and ability to protect connected equipment contribute to improved operational efficiency and longer service life of the machinery, leading to cost savings over time.

China high quality Half Spacer Stable Performance Grid Coupling  China high quality Half Spacer Stable Performance Grid Coupling
editor by CX 2023-08-29

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