Product Description
| GWTS-68×97.6 Aluminum alloy single step 3 diaphragm clamp type coupling |
Dimensions of GWTS-68×97.6 Aluminum alloy single step 3 diaphragm clamp type coupling
| model parameter | common bore diameter d1 | common bore diameter d2 | ΦD | ΦN | L | LF1 | LF | S | LP | d3 | M | tightening screw torque (N.M) |
||
| smallest | maximum | smallest | maximum | |||||||||||
| GWTS-34×55.9 | 5 | 12 | 5 | 15 | 34 | 21.6 | 55.9 | 12.15 | 14.25 | 3.5 | 9.5 | Φ16 | M3 | 1.5 |
| GWTS-39×65.9 | 6 | 15 | 6 | 19 | 39 | 25 | 65.9 | 15.15 | 14.9 | 4.5 | 11.15 | Φ19 | M4 | 2.5 |
| GWTS-44×65.9 | 6 | 18 | 6 | 22 | 44 | 29.6 | 65.9 | 15.15 | 14.9 | 4.5 | 11.15 | Φ22.5 | M4 | 2.5 |
| GWTS-56×83.1 | 8 | 24 | 8 | 32 | 56 | 38 | 83.1 | 19.9 | 19.75 | 5.5 | 13.45 | Φ32.5 | M5 | 7 |
| GWTS-68×97.6 | 10 | 30 | 10 | 38 | 68 | 46 | 97.6 | 24 | 23.35 | 6.3 | 15.65 | Φ38.3 | M6 | 12 |
| GWTS-82×128.1 | 16 | 38 | 16 | 45 | 82 | 56 | 128.1 | 30.15 | 30 | 8 | 21.95 | Φ45 | M8 | 20 |
| model parameter | Rated torque (N.M)* |
allowable eccentricity (mm)* |
allowable deflection angle (°)* |
allowable axial deviation (mm)* |
maximum speed rpm |
static torsional stiffness (N.M/rad) |
moment of inertia (Kg.M2) |
Material of shaft sleeve | Material of shrapnel | surface treatment | weight (g) |
| GWTS-34×55.9 | 3 | 0.02 | 1 | ±0.20 | 10000 | 2000 | 6.01×10-5 | High strength aluminum alloy | S U S 3 0 4 Spring steel | Anodizing treatment | 78 |
| GWTS-39×65.9 | 6 | 0.02 | 1 | ±0.25 | 10000 | 4500 | 1.49×10-5 | 140 | |||
| GWTS-44×65.9 | 9 | 0.02 | 1 | ±0.30 | 10000 | 5200 | 2.25×10-5 | 184 | |||
| GWTS-56×83.1 | 25 | 0.02 | 1 | ±0.40 | 10000 | 11000 | 7.23×10-5 | 355 | |||
| GWTS-68×97.6 | 60 | 0.02 | 1 | ±0.45 | 10000 | 19000 | 2.02×10-4 | 620 | |||
| GWTS-82×128.1 | 100 | 0.02 | 1 | ±0.55 | 10000 | 22000 | 5.95×10-4 | 1200 |
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Can Diaphragm Couplings Compensate for Axial, Angular, and Parallel Misalignments?
Yes, diaphragm couplings are designed to compensate for axial, angular, and parallel misalignments between two shafts, making them highly flexible and versatile for various mechanical systems. Here’s how diaphragm couplings handle each type of misalignment:
- Axial Misalignment:
- Angular Misalignment:
- Parallel Misalignment:
Diaphragm couplings can accommodate a limited amount of axial misalignment, which refers to the offset between the rotational axes of the connected shafts. The flexible diaphragm allows for a slight axial movement, ensuring that the coupling can handle minor misalignments without introducing significant additional stresses to the shafts or coupling components.
Diaphragm couplings can also compensate for angular misalignment, which occurs when the rotational axes of the shafts are not parallel. The flexibility of the diaphragm allows it to flex and bend, allowing the coupling to transmit torque efficiently even when the shafts are at an angle to each other.
Parallel misalignment refers to the lateral offset between the shafts in the same plane. Diaphragm couplings can accommodate a certain degree of parallel misalignment due to the flexibility of the diaphragm. This feature helps prevent binding or premature wear on the coupling and connected machinery.
Diaphragm couplings are specifically designed to handle misalignments while maintaining smooth and efficient torque transmission. The flexibility of the diaphragm allows it to compensate for these misalignments, reducing stress on the connected equipment and providing a more reliable power transmission solution.
It’s important to note that while diaphragm couplings can accommodate some misalignments, there are limits to the amount of misalignment they can compensate for. Excessive misalignments beyond the coupling’s specified tolerances can lead to reduced coupling performance, premature wear, and potential failure. Therefore, it is essential to follow the manufacturer’s guidelines and recommendations for allowable misalignments to ensure optimal performance and longevity of the diaphragm coupling in a given application.
How Does the Flexibility of Diaphragm Couplings Enhance Their Performance in Challenging Environments?
Diaphragm couplings’ flexibility is a key feature that enhances their performance in challenging environments. The ability to flex and compensate for misalignments provides several advantages, making them well-suited for various industrial applications. Here’s how the flexibility of diaphragm couplings contributes to their enhanced performance:
- Misalignment Compensation:
- Vibration Dampening:
- Shock Absorption:
- Temperature Variations:
One of the primary benefits of diaphragm couplings’ flexibility is their ability to accommodate misalignments between the connected shafts. In real-world applications, it is challenging to achieve perfect alignment between shafts due to factors like thermal expansion, shaft deflection, and machine assembly tolerances. Diaphragm couplings can handle axial, angular, and parallel misalignments, ensuring smooth operation even in situations where misalignments may occur during machine operation. By compensating for misalignment, diaphragm couplings reduce stress on the shafts and connected machinery, minimizing the risk of premature wear and failure.
The flexibility of diaphragm couplings allows them to absorb and dampen vibrations that can arise during machine operation. Vibrations can be caused by factors like imbalances, load fluctuations, and mechanical resonances. Diaphragm couplings act as a vibration buffer, attenuating vibration transmission from one shaft to another. This dampening effect helps reduce the risk of mechanical resonance, which can lead to increased stresses and premature failure of components. By dampening vibrations, diaphragm couplings contribute to smoother and quieter operation, promoting overall system reliability and longevity.
In some industrial applications, sudden shocks and impacts can occur due to machine start-ups, load changes, or external forces. The flexibility of diaphragm couplings allows them to absorb and distribute the energy generated by these shocks. By absorbing shock loads, diaphragm couplings protect the connected machinery from damage and prevent potential disruptions in the production process. This shock absorption capability is particularly valuable in applications where equipment encounters frequent and varying shock loads.
Diaphragm couplings can operate effectively across a wide range of temperatures. The flexibility of the diaphragm allows it to maintain its performance even in high-temperature environments. This versatility makes diaphragm couplings suitable for applications in industries like steel manufacturing, glass production, and petrochemical processing, where high temperatures are common.
Overall, the flexibility of diaphragm couplings is a significant advantage in challenging environments. By compensating for misalignments, dampening vibrations, absorbing shocks, and withstanding temperature variations, diaphragm couplings ensure reliable and efficient power transmission in various industrial settings. Their ability to enhance system performance and protect machinery from adverse conditions makes them a preferred choice in critical applications that demand durability, precision, and resilience.
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:
- 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.
- 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.
- 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.
- 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.
- 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.
- 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 2024-04-22