Tag Archives: diaphragm couplings

China best Diaphragm Steel Customized Transmission Shaft Couplings Flexible Spacer Disc Coupling for High Torque Drives

Product Description

Diaphragm Steel Customized transmission shaft couplings flexible Spacer Disc Coupling for high torque drives

 

Product Description
 

 FEATURES
1.Power to weight rato high
2.Accommodates angular and axial misalignments
3.High temperature application
4.Visual inspection is possible without dismantling equipments
5.Low axial stiffness with high torsional rig dity
6.High-speed capacity
7.Range up to 13367 Nm
8.Added advantage of stretch fitted shim pack

DIMENSIONS & TECHNICAL DATA

Related Products

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

disc coupling

Materials Used in Manufacturing Disc Couplings

Disc couplings are typically constructed using a combination of high-quality materials that contribute to their durability, strength, and performance. Some commonly used materials include:

  • Stainless Steel: Stainless steel is a popular choice due to its corrosion resistance and high strength-to-weight ratio. It ensures longevity and can withstand harsh environments.
  • Aluminum: Aluminum is known for its lightweight properties and is often used in applications where weight reduction is essential while maintaining reasonable strength.
  • Steel: Carbon or alloy steel is chosen for its robustness and ability to handle high torque loads and harsh operating conditions.
  • Bronze or Brass: These materials can be used in specific applications where electrical conductivity is a concern, or when friction and wear properties are important.

The selection of materials depends on factors such as the coupling’s intended application, torque requirements, environmental conditions, and the desired balance between strength, weight, and resistance to wear and corrosion.

disc coupling

Recent Advancements in Disc Coupling Design

Disc coupling technology has seen continuous advancements to enhance performance, reliability, and adaptability to various applications. Some recent innovations in disc coupling design include:

  • Material Enhancements: The development of new materials, such as advanced alloys and composite materials, has improved coupling durability, corrosion resistance, and overall lifespan.
  • Flexible Disc Profiles: Innovative disc profiles are designed to optimize flexibility while maintaining torque transmission capabilities, allowing for better misalignment compensation and shock absorption.
  • Modular Designs: Modular disc coupling systems offer flexibility in adapting to different torque and misalignment requirements, making them versatile for a wide range of applications.
  • Enhanced Torsional Stiffness: Some designs focus on achieving higher torsional stiffness, ensuring accurate torque transmission and responsiveness even in demanding conditions.
  • Smart Couplings: Integration of sensor technology enables real-time monitoring of coupling performance, allowing for predictive maintenance and reducing downtime.

These advancements are driven by the increasing demands of modern machinery and the need for higher efficiency, reduced maintenance, and improved overall system performance. Engineers and manufacturers are continually exploring new ways to optimize disc coupling design for a variety of industries and applications.

disc coupling

Design of Disc Couplings for Flexibility and Performance

The design of disc couplings plays a crucial role in providing flexibility and ensuring high-performance torque transmission. Key design elements include:

  • Flexibility: Disc couplings consist of multiple thin metal discs arranged in a pack. These discs have slots or cuts that create segments, allowing them to flex and accommodate misalignment. The flexing action provides flexibility in multiple directions, allowing the coupling to handle angular, parallel, and axial misalignment.
  • Torsional Stiffness: While providing flexibility, disc couplings also maintain a certain degree of torsional stiffness. This stiffness ensures efficient torque transmission between the shafts and helps maintain accurate positioning in precision applications.
  • Material Selection: High-quality materials with appropriate mechanical properties are used to manufacture the discs. These materials must balance flexibility, torsional stiffness, and strength. Stainless steel and other alloys are commonly chosen for their durability and resilience.
  • Geometry and Slot Patterns: The design of the slots or cuts in the discs influences the coupling’s flexibility and misalignment capabilities. Engineers optimize the geometry to provide the desired levels of flexibility and torsional stiffness.
  • Spacer Elements: Some disc couplings include spacer elements between the discs. These spacers contribute to accurate alignment between the shafts and help prevent edge contact between the discs, reducing wear and enhancing durability.
  • Balancing: Balancing the disc coupling reduces vibration and rotational imbalance. Precision machining and balancing techniques ensure that the coupling operates smoothly at various speeds, minimizing stress on the connected machinery.
  • Anti-Flailing Designs: In the event of a disc failure, anti-flailing designs prevent the discs from dislodging and causing damage to surrounding equipment or posing a safety hazard.

The combination of these design aspects results in a disc coupling that can handle misalignment, transmit torque efficiently, dampen vibrations, and maintain its performance over a wide range of operating conditions. The flexible yet robust design makes disc couplings suitable for various industrial applications.

China best Diaphragm Steel Customized Transmission Shaft Couplings Flexible Spacer Disc Coupling for High Torque Drives  China best Diaphragm Steel Customized Transmission Shaft Couplings Flexible Spacer Disc Coupling for High Torque Drives
editor by CX 2024-02-12

China high quality CHINAMFG JMI Type Flexible Diaphragm Disc Coupling High Quality CHINAMFG Couplings

Product Description

JMI Type Disc Diaphragm Coupling(JB/T9147-1999)

♦Description
JM Series Diaphragm Coupling of flexible metal flexible coupling, which relies on the metal diaphragm to transmit torque from the main connection, motivation, has the advantages of elastic damping and no lubrication, no noise, is an ideal product for replacing the gear coupling and coupling current. It can compensate for the axial, radial, and angular deviation caused by the manufacturing error, installation error, bearing deformation, and the change in temperature rise.

The main characteristics of JM Series Diaphragm Coupling:
1. Compensation two-axis misalignment of the ability, and tooth type coupling can be much more than a double angle displacement, radial displacement of the small, flexible, allowing a certain axial, radial, and angular displacement.
2. Obvious damping effect, no noise, no wear, and tear.
3. High transmission efficiency, up to 99.86%. Especially suitable for medium and high-speed high-power transmission.
4. Adapt to high temperature (-80+300) and harsh environments, and can be in shock, vibration, safety, and dynamic conditions.
5. Simple structure, lightweight, small size, convenient assembly, and disassembly. Without moving the machine can be disassembled (with intermediate type), with no need for lubrication.
6. Accurately convey the rotational speed, the operation has not turned bad, can be used for the transmission of precision machinery.

JM series diaphragm flexible coupling is widely used in the machinery and equipment industry, metallurgy, mines, petroleum, chemical, electric power, shipbuilding, lifting transport, textile, light industry, agricultural machinery, printing machinery, and water pump, fan, etc. in the transmission of power machine.

♦Detailed Pictures

♦Basic Parameter and Main Dimension

NO  Tn 
  /N·m
Tmax 
/N·m
 
 [n] 
/r·mi -1
    d 
(H7)
  D  

N·m/rad
t  
 

kg·m 2 
 

/kg 
Y J,J1, 
Z
L
L L L1
JMI1 25 80 6000 14 32 J1  27 Z1 20 35 90 1×10 4 8.8 0.0007 1
16,18,19 42 30
20,22 52 38
JMI2 63 180 5000 18,19 42 30 45 100 1.4×10 4 9.5 0.001 1.3
20,22,24 52 38
25 62 44
JMI3 100 315 5000 20,22,24 52 38 50 120 1.87×10 4 11 0.0571 2.3
25,28 62 44
30 82 60
JMI4 160 500 4500 24 52 38 55 130 3.12×10 4 12.5 0.0037 3.3
25,28 62 44
30,32,35 82 60
JMI5 250 710 4000 28 62 44 60 150 4.32×10 4 14 0.0083 5.3
30,32,35,38 82 60
40 112 84
JMI6 400 1120 3600 32,35,38 82 82 60 65 170 6.88×10 4 15.5 0.0159 8.7
40,42,45 
,48,50
112 84
JMI7 630 1800 3000 40,42 112 112 84 70 210 10.35×10 4 19 0.571 14.3
45,45,50 
,55,56
60 142 107
JMI8 1000 2500 2800 45,48 112 112 84 80 240 16.11×10 4 22.5 0. 0571 22
50,55,56
60,63,65,70 142 107
JMI9 1600 4000 2500 55,56 112 112 84 85 260 26.17×10 4 24 0.1415 29
60,63,65 
,70,71,75
142 107
80 172 132
JMI10 2500 6300 2000 63,65,70 
,71,75
142 142 107 90 280 7.88×10 4 17 0.2974 52
80,85,90,95 172 132
JMI11 4000 9000 1800 75 142 142 107 95 300 10.49×10 4 19.5 0.4782 69
80,85,90,95 172 132
100,110 212 167
JMI12 6300 12500 1600 90,95 172 132 120 340 14.07×10 4 23 0.8067 94
100,110 
,120 ,125
212 167
JMI13 10000 18000 1400 100,110 
,120,125
212 167 135 380 19.23×10 4 28 1.7053 128
130,140 252 202
JMI14 16000 28000 1200 120,125 212 167 150 420 30.01×10 4 31 2.6832 184
130,140,150 252 202
160 302 242
JMI15 25000 40000 1120 140,150 252 202 180 480 47.46×10 4 37.5 4.8015 263
160,170,180 302 242
JMI16 40000 56000 1000 160,170,180 302 242 200 560 68.09×10 4 41 9.4118 384
190,200 352 282
JMI17 63000 80000 900 190,200,220 352 282 220 630 101.3×10 4 47 18.3753 561
240 410 330
JMI18 100000 125000 800 220 352 282 250 710 161.4×10 4 54.5 28.2033 723
240,250,260 410 330
JMI19 160000 200000 700 250,260 410 330 280 800 79.3×10 4 48 66.5813 1267
280,300,320 470 380

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
GICL,NGCL,GGCL,GCLK
Disc Coupling JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

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.
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 the new model when there is 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.

♦FAQ
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 artworks 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 a very good 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 1 pcs.

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.  

♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

disc coupling

Common Applications of Disc Couplings

Disc couplings find extensive use across various industries and applications where reliable torque transmission, misalignment compensation, and torsional stiffness are essential. Some notable examples include:

  • Industrial Machinery: Disc couplings are employed in industrial equipment such as pumps, compressors, generators, and conveyors. They ensure precise torque transfer and alignment in heavy-duty machinery.
  • Power Generation: Gas turbines, steam turbines, and power generators often utilize disc couplings to transmit torque between components while withstanding high rotational speeds.
  • Aerospace: In aircraft and spacecraft, disc couplings help connect critical systems like engines and auxiliary power units, ensuring dependable torque transmission in demanding environments.
  • Marine: Ships and offshore platforms use disc couplings to connect propulsion systems, generators, and other machinery, even in conditions with variable loads and misalignments.
  • Oil and Gas: Disc couplings play a crucial role in drilling rigs, pumps, and other equipment where reliable torque transmission and misalignment compensation are vital.
  • Automotive: Some automotive applications use disc couplings to connect components within drivetrains and transmissions, especially in vehicles with high-performance requirements.

These examples highlight the versatility and importance of disc couplings in various industries where precise torque transmission, misalignment handling, and torsional stiffness are critical for optimal performance.

disc coupling

Maintaining and Extending the Lifespan of Disc Couplings

Proper maintenance is crucial to ensure the longevity and reliable performance of disc couplings. Here are the best practices:

  1. Regular Inspections: Conduct visual inspections to identify signs of wear, corrosion, or damage. Regular checks help detect issues early.
  2. Lubrication: Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants. Proper lubrication reduces friction and wear between disc elements.
  3. Alignment: Ensure proper alignment of the coupling and connected shafts. Misalignment can lead to premature wear and decreased coupling efficiency.
  4. Torque Monitoring: Monitor torque levels and load variations to identify abnormal fluctuations. Address sudden changes promptly to prevent further damage.
  5. Vibration Analysis: Use vibration analysis tools to detect and mitigate excessive vibration. Vibration can accelerate wear and affect machinery performance.
  6. Temperature Management: Monitor operating temperatures to avoid overheating. Excessive heat can lead to premature wear and material degradation.
  7. Load Consideration: Ensure the coupling is not subjected to loads beyond its capacity. Overloading can lead to accelerated wear and potential failure.
  8. Environmental Factors: Protect the coupling from contaminants, moisture, and corrosive substances that can accelerate deterioration.
  9. Timely Repairs: Address any identified issues promptly. Replace worn or damaged components to prevent further degradation.
  10. Professional Assistance: If you encounter complex issues, consider involving experienced technicians or engineers for diagnosis and repair.

Following these practices helps maintain optimal performance, extend the lifespan of disc couplings, and contribute to the overall efficiency and reliability of machinery systems.

disc coupling

Challenges and Solutions for Misaligned Disc Couplings

Misalignment in disc couplings can lead to several challenges, but these issues can be effectively addressed using appropriate measures:

  • Reduced Efficiency: Misalignment can cause increased friction and wear, leading to energy losses and reduced coupling efficiency. Regular maintenance and proper alignment can help mitigate this issue.
  • Vibration and Noise: Misalignment often results in vibrations and noise in the machinery. This can impact the overall performance of the system and cause discomfort to operators. Ensuring precise alignment and using vibration-damping solutions can minimize these effects.
  • Premature Wear: Disc couplings experiencing misalignment may wear out prematurely due to uneven loading and stress concentrations. Optimal alignment and using coupling models designed to handle misalignment can extend the coupling’s lifespan.
  • Imbalanced Loads: Misalignment can lead to imbalanced loads on the coupling discs, causing uneven stress distribution. This can lead to fatigue and failure. Using spacer elements between the discs and proper alignment can distribute the loads more evenly.
  • Reduced Accuracy: In applications requiring precision positioning, misaligned disc couplings can result in inaccurate measurements or positioning. Implementing accurate alignment practices and selecting couplings designed for precise applications can mitigate this challenge.
  • Temperature Rise: Misalignment-induced friction generates heat, leading to temperature rise in the coupling and adjacent components. This can potentially affect the material properties and lead to premature wear. Proper alignment and selecting appropriate lubrication can manage temperature rise.

Addressing misalignment challenges involves a combination of careful installation, routine maintenance, alignment checks, and using coupling designs that offer flexibility and resilience to misalignment. Regular monitoring and addressing misalignment issues promptly can help ensure the longevity and optimal performance of disc couplings.

China high quality CHINAMFG JMI Type Flexible Diaphragm Disc Coupling High Quality CHINAMFG Couplings  China high quality CHINAMFG JMI Type Flexible Diaphragm Disc Coupling High Quality CHINAMFG Couplings
editor by CX 2024-02-10