Product Description

JMJ Type Double Plates Spring Flexible Coupling Elastic Stainless Steel Diaphragm Coupling

Description:

Coupling connects 2 shafts so that the appropriate safety rules for a mechanical device before turning pass. General order for flexible couplings can be divided into 2 categories with rigid coupling. When 2 power transmission shafts to be configured in a straight line when trouble occurs, or when you install the 2 axes of the very simple, you should use a flexible coupling, it has eased absorb parallel, angle, axial difference, improving power transmission system features, so in the installation, even if a few of the axis deviation occurs while bearing situation would not be forced, in the market, is widely used, and can not be caused by a rigid coupling components for eccentricity, declination, the make 2 shafts are connected integrally fixed, and therefore must use very high concentricity.
 

Features:

1. Torque Size: coupling the drive shaft torque maximum torque should be twice as large as, for example: If the drive torque is 5 (Nm), should be used torsion is 10 (Nm) couplings, materials with steel torsion better.
2. twisted / stiffness: flexible coupling absorbs parallel deviation angle deviation, axial deviation, no high rigid coupling, so that the shaft must be very high precision single-ended.
3. The plant where applicable – high and low acid bases: Coupling of materials must carefully choose whether high temperature of acid-base load plant together.
4. The presence of Backlash.
5. insulation.
6. shock resistance.
7. The maximum speed.
8. With the machine’s safety protection.
9. aperture range is applicable.

Parameters:

Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.

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: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

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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:

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
2. Oil and Gas:

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
3. Steel and Metal Processing:

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
4. Aerospace and Defense:

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
5. Marine:

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
6. Chemical and Process Industries:

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.

How Diaphragm Couplings Handle Torsional Stiffness and Dynamic Balancing in Rotating Machinery

Diaphragm couplings are engineered to address two critical aspects of rotating machinery: torsional stiffness and dynamic balancing. These features ensure efficient power transmission and smooth operation in various industrial applications. Here’s how diaphragm couplings achieve torsional stiffness and dynamic balancing:

• Torsional Stiffness:

Torsional stiffness refers to the ability of a coupling to resist angular deflection or twisting when torque is applied. Diaphragm couplings are designed with a flexible diaphragm made of a high-strength metallic material. This diaphragm connects the two shafts and transmits torque between them.

The design of the diaphragm allows it to flex slightly under load while maintaining its integrity. This controlled flexibility ensures that the diaphragm coupling can handle misalignments and accommodate minor variations in the alignment of the shafts. Despite this flexibility, diaphragm couplings offer high torsional stiffness, ensuring efficient power transmission without significant energy losses due to deformation.

The combination of flexibility and torsional stiffness allows diaphragm couplings to absorb shocks and vibrations, which can occur during start-up or during sudden changes in load. As a result, diaphragm couplings help protect the connected machinery from damage caused by torque fluctuations and torsional vibrations.

• Dynamic Balancing:

Dynamic balancing is crucial to prevent excessive vibrations in rotating machinery, which can lead to premature wear, increased stress on components, and reduced equipment lifespan. Imbalanced rotating parts can cause oscillations and resonance, adversely affecting the overall performance of the system.

Diaphragm couplings are inherently well-balanced due to their symmetrical design and the equal distribution of mass around the center of rotation. This balanced configuration minimizes the generation of vibrations during operation. Additionally, the flexibility of the diaphragm helps dampen any residual vibrations that may arise, further contributing to the dynamic balancing of the system.

In cases where extremely high precision is required, diaphragm couplings can undergo additional balancing processes during manufacturing to fine-tune their dynamic characteristics. This process ensures that the coupling operates optimally even at high rotational speeds.

By efficiently handling torsional stiffness and dynamic balancing, diaphragm couplings contribute to the smooth and reliable operation of rotating machinery across various industries. Their ability to handle misalignments, dampen vibrations, and transmit torque accurately makes them an essential component in many critical applications, such as pumps, compressors, turbines, and more.

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.

editor by CX 2024-04-29