China wholesaler Custom Made Double Diaphragm Coupling Export to Europe

Product Description

                                      Diaphragm Coupling Shaft Coupling (JMII)
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

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

Design Considerations for Selecting a Diaphragm Coupling for a Specific Application

When choosing a diaphragm coupling for a particular application, several crucial design considerations should be taken into account. Each application has unique requirements, and selecting the right diaphragm coupling can significantly impact the overall performance and reliability of the system. Here are the key design considerations:

  • 1. Torque Capacity:
  • Determine the maximum torque that the diaphragm coupling will need to transmit in the application. Select a diaphragm coupling with a torque capacity that comfortably exceeds the application’s peak torque requirements. Consider potential torque variations during operation and choose a coupling that can handle the dynamic torque conditions, especially in machines with frequent start-stop cycles or load fluctuations.

  • 2. Misalignment Tolerance:
  • Assess the potential misalignment between the connected shafts in the application. Diaphragm couplings are known for their ability to compensate for various types of misalignment, such as axial, angular, and parallel misalignment. Determine the expected misalignment angles and choose a diaphragm coupling with the appropriate misalignment capabilities to ensure smooth operation and minimize stress on the coupling and connected machinery.

  • 3. Speed and RPM:
  • Consider the rotational speed and RPM (revolutions per minute) requirements of the application. Diaphragm couplings are suitable for high-speed applications due to their balanced design and ability to dampen vibrations. Ensure that the selected coupling can handle the required RPM without encountering critical speed issues or exceeding its rated limitations.

  • 4. Operating Environment:
  • Evaluate the environmental conditions in which the diaphragm coupling will operate. Consider factors such as temperature, humidity, presence of corrosive substances, and exposure to contaminants. Choose a diaphragm coupling made from materials suitable for the specific operating environment to prevent corrosion and premature wear.

  • 5. Space Constraints:
  • Diaphragm couplings have a compact design, making them suitable for applications with limited space. Consider the available installation space and choose a coupling that fits within the available dimensions while providing the required torque capacity and misalignment compensation.

  • 6. Maintenance Requirements:
  • Assess the maintenance requirements of the diaphragm coupling. Some couplings may require periodic lubrication, while others are maintenance-free. Choose a coupling with maintenance requirements that align with the resources and capabilities of the maintenance team.

  • 7. Application-specific Factors:
  • Consider any unique factors relevant to the application, such as the presence of shock loads, dynamic balancing requirements, or the need for precision in high-accuracy systems. These specific factors can influence the selection of the most suitable diaphragm coupling for the application.

By carefully considering these design factors, engineers and designers can select the most appropriate diaphragm coupling for a specific application. The right coupling choice will enhance the overall performance, reliability, and service life of the machinery or equipment in which it is employed.

diaphragm coupling

Are There Any Industry Standards or Certifications for Diaphragm Couplings?

Yes, there are industry standards and certifications that apply to diaphragm couplings, ensuring their quality, performance, and safety. Some of the notable standards and certifications include:

  1. American Petroleum Institute (API) Standards: API provides standards for various equipment and components used in the oil and gas industry. For diaphragm couplings used in oil and gas applications, compliance with API standards ensures that the couplings meet specific requirements and are suitable for use in demanding environments.
  2. American Gear Manufacturers Association (AGMA) Standards: AGMA sets standards for various types of couplings, including diaphragm couplings. These standards cover design considerations, materials, performance, and safety factors, ensuring that couplings adhere to industry best practices.
  3. International Organization for Standardization (ISO) Standards: ISO has several standards relevant to couplings in general, which can also apply to diaphragm couplings. ISO standards ensure global consistency in terms of design, manufacturing, and performance criteria.
  4. European Conformity (CE) Marking: Diaphragm couplings intended for sale within the European Economic Area (EEA) must bear the CE marking, indicating that they comply with relevant European Union (EU) directives, including safety and environmental requirements.
  5. American National Standards Institute (ANSI) Standards: ANSI sets standards for various industrial equipment, including couplings. ANSI standards provide guidelines for design, materials, and performance, ensuring safe and reliable operation.
  6. Occupational Safety and Health Administration (OSHA) Compliance: Although not a specific certification for diaphragm couplings, compliance with OSHA regulations is essential to ensure the safety of workers who operate and maintain equipment with diaphragm couplings.

Manufacturers of diaphragm couplings often seek these certifications and comply with relevant industry standards to demonstrate the quality and reliability of their products. Customers and end-users can look for these certifications and standards compliance when selecting diaphragm couplings for their applications, as it provides assurance of the coupling’s performance and adherence to safety requirements.

China wholesaler Custom Made Double Diaphragm Coupling Export to Europe  China wholesaler Custom Made Double Diaphragm Coupling Export to Europe
editor by CX 2023-10-09