China OEM Jmij Disc Diaphragm Coupling for Aluminum Industry Chinese Manufacturer

Product Description

JMIJ Type With Intermediate Diaphragm Shaft Coupling (JMIJ)

JM Series Diaphragm Coupling of flexible metal flexible coupling, which rely 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 the axial, radial and angular deviation caused by the manufacturing error, installation error, bearing deformation and the change of temperature rise.
The main characteristics of JM Series Diaphragm Coupling:
1.Compensation 2 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 environment, and can be in shock, vibration, safety and dynamic conditions.
5.Simple structure, light weight, small size, convenient assembly and disassembly. Without moving the machine can be disassembled (with intermediate type), no need of 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 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.

                
Production Pictures

Company Profile

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 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.

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 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

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diaphragm coupling

Industries and Use Cases for Diaphragm Couplings

Diaphragm couplings find applications in various industries due to their flexibility, precision, and ability to handle misalignment. Here are some common industries that commonly use diaphragm couplings and their specific use cases:

  1. Industrial Machinery:
  2. In the industrial machinery sector, diaphragm couplings are utilized for:

    • Power transmission in pumps and compressors
    • Motion control systems in robotics and automation
    • Drive systems for conveyors and material handling equipment
    • Motion control applications in packaging and printing machinery
  3. Oil and Gas:
  4. In the oil and gas industry, diaphragm couplings are commonly used in:

    • Gas compressors and turbine drives
    • Extraction pumps and mud pumps
    • Rotating equipment on offshore platforms
    • Power transmission in drilling rigs
  5. Steel and Metal Processing:
  6. Diaphragm couplings play a vital role in the steel and metal processing industry, where they are used in:

    • Rolling mills and metal forming equipment
    • Continuous casting machines
    • High-temperature furnace drives
    • Steel shears and cutters
  7. Aerospace and Defense:
  8. In the aerospace and defense sector, diaphragm couplings are utilized in:

    • Aircraft engine power transmission
    • Missile and satellite systems
    • Airborne radar and avionics equipment
    • Military vehicle drivetrains
  9. Marine:
  10. In the marine industry, diaphragm couplings are commonly found in:

    • Marine propulsion systems
    • Shipboard pumps and compressors
    • Power transmission in marine generators
    • Steering systems for marine vessels
  11. Chemical and Process Industries:
  12. In the chemical and process industries, diaphragm couplings are used in:

    • Chemical processing pumps and compressors
    • Agitators and mixers
    • Reaction vessels and reactors
    • Chemical plant material handling systems

These examples represent just a few of the many industries where diaphragm couplings are utilized. Their ability to handle misalignment, dampen vibrations, and transmit torque reliably makes them an integral part of various mechanical systems in different sectors.

diaphragm coupling

Potential Causes of Failure in Diaphragm Couplings and Prevention Methods

While diaphragm couplings are designed for reliability and durability, certain factors can contribute to their failure over time. Understanding the potential causes of failure and implementing preventive measures can help maximize the lifespan and performance of diaphragm couplings. Here are some common causes of failure and the corresponding prevention methods:

  • 1. Misalignment:
  • Misalignment between the shafts connected by the diaphragm coupling can lead to increased stresses on the diaphragm and other coupling components. Over time, this can cause fatigue, cracking, or failure of the diaphragm. To prevent misalignment-related failures, ensure that the shafts are properly aligned during installation and perform regular alignment checks during maintenance.

  • 2. Overloading:
  • Subjecting the diaphragm coupling to torque levels beyond its rated capacity can lead to premature failure. Overloading can cause excessive deformation of the diaphragm, leading to fatigue and ultimately, failure. To avoid overloading, use diaphragm couplings with appropriate torque ratings for the specific application and ensure that the system operates within the recommended limits.

  • 3. Corrosion and Contamination:
  • Exposure to corrosive environments or contaminants can degrade the material of the diaphragm and other coupling components, reducing their strength and integrity. To prevent corrosion-related failures, use diaphragm couplings made from corrosion-resistant materials in environments where exposure to chemicals or moisture is a concern. Regularly inspect and clean the coupling to remove any contaminants that may have accumulated.

  • 4. Fatigue:
  • Repeated cycles of loading and unloading can cause fatigue in the diaphragm material over time. Fatigue-related failures may manifest as cracks or fractures in the diaphragm. To mitigate fatigue, choose diaphragm couplings made from materials with high fatigue resistance. Regular inspections can also help detect early signs of fatigue-related issues.

  • 5. Improper Installation:
  • Incorrect installation procedures, such as insufficient torque on fasteners or misaligned components, can lead to uneven stresses on the diaphragm coupling, accelerating wear and failure. To prevent improper installation-related failures, follow the manufacturer’s guidelines and use appropriate tools and procedures during installation.

  • 6. Excessive Vibrations:
  • Excessive vibrations in the system can lead to premature wear and failure of the diaphragm coupling. To reduce vibrations, ensure that the system is properly balanced and that any issues causing vibrations, such as misalignment or mechanical resonance, are addressed promptly.

  • 7. Lack of Maintenance:
  • Insufficient or irregular maintenance can lead to undetected issues and accelerated wear in the diaphragm coupling. Implement a comprehensive maintenance program that includes regular inspections, lubrication, and alignment checks to identify and address potential problems early.

By addressing these potential causes of failure and taking appropriate preventive measures, such as proper installation, regular maintenance, and using suitable materials, the reliability and lifespan of diaphragm couplings can be significantly improved in various industrial applications.

diaphragm coupling

Advantages of Diaphragm Coupling Compared to Other Types of Couplings

A diaphragm coupling offers several advantages over other types of couplings, making it a popular choice for various applications. Here are some of the key advantages:

  1. Torsional Flexibility: Diaphragm couplings provide excellent torsional flexibility, allowing them to compensate for angular, parallel, and axial misalignment between shafts. This flexibility helps in reducing stress on connected equipment and extends their lifespan.
  2. No Backlash: Unlike some other couplings, diaphragm couplings have no backlash, which means there is no play or free movement between the connected shafts. This characteristic makes them suitable for applications that require precise and accurate motion transmission.
  3. No Lubrication: Diaphragm couplings are typically maintenance-free since they do not require any lubrication. This reduces the overall maintenance costs and simplifies the operation of the mechanical system.
  4. High Torque Capacity: Despite their flexible design, diaphragm couplings can handle high torque loads efficiently. This makes them suitable for heavy-duty applications where high power transmission is required.
  5. Vibration Damping: The flexibility of the diaphragm in the coupling helps in absorbing and dampening vibrations, reducing the risk of damage to connected machinery and improving the overall system’s performance.
  6. Compact Size: Diaphragm couplings are generally compact and lightweight compared to some other coupling types. This feature makes them suitable for applications with limited space or weight constraints.
  7. Corrosion Resistance: Diaphragm couplings made from appropriate materials offer excellent corrosion resistance, making them suitable for use in harsh environments or industries where corrosion is a concern.
  8. Fail-Safe Design: Diaphragm couplings have a fail-safe design, meaning that in the event of diaphragm failure, they do not lead to catastrophic coupling failure. This enhances the safety and reliability of the mechanical system.
  9. Cost-Effectiveness: Considering their low maintenance requirements, long service life, and efficient torque transmission, diaphragm couplings offer a cost-effective solution for various applications.

In conclusion, diaphragm couplings provide significant advantages over other types of couplings, including torsional flexibility, zero backlash, no lubrication needs, high torque capacity, vibration damping, compact size, corrosion resistance, fail-safe design, and cost-effectiveness. These features make them a preferred choice in a wide range of mechanical systems and industrial applications.

China OEM Jmij Disc Diaphragm Coupling for Aluminum Industry Chinese Manufacturer  China OEM Jmij Disc Diaphragm Coupling for Aluminum Industry Chinese Manufacturer
editor by CX 2024-05-16