China high quality Double Diaphragm Clamping Coupling Rigid Coupling Gl-32X41

Product Description

GL Aluminum alloy double diaphragm clamping coupling

Description of   GL Aluminum alloy double diaphragm clamping coupling
>High torque rigidity, can accurately control the rotation of the shaft, can carry out high-precision control
>Designed for servo and stepping motor
>No gap between the shaft and sleeve connection, general for positive and negative rotation
>Low inertia, suitable for high speed operation
>The diaphragm is made of spring steel with excellent fatigue resistance
>Fastening method of clamping screw

Dimensions of  GL Aluminum alloy double diaphragm clamping coupling

model parameter common bore diameter d1,d2 ΦD L LF LP d3 S F M tightening screw torque
(N.M)
GL-19X27 3,4,5,6,6.35,7,8 19 27 9.1 5.2 Φ9 1.8 3.3 M2.5 1
GL-26X35 5,6,6.35,7,8,9,9.525,10,11,12,14 26 35 11.65 6.5 Φ12.5 2.6 3.9 M3 1.5
GL-32X41 5,6,6.35,7,8,9,9.525,10,11,12,12.7,14,15, 32 45 12.25 9.5 Φ15 3.5 3.85 M3 1.5
GL-34X45 5,6,6.35,7,8,9,9.525,10,11,12,12.7,14,15,16 34 45 14.25 9.5 Φ16 4.5 4.85 M4 2.5
GL-39X50 8,9,9.525,10,11,12,12.7,14,15,16,17,18,19 39 50 14.9 11.2 Φ9.3 4.5 5 M4 2.5
GL-44X50 8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20,22 44 50 14.9 11.2 Φ2.5 4.5 5 M4 2.5
GL-50X63 8,9,9.525,10,11,12,12.7,14,15,16,17,18,19,20,22,24,25 50 63 20.6 12.5 Φ23 4.8 6 M5 7
GL-56X64 10,12,14,15,16,17,18,19,20,22,24,25,28,30,32 56 64 19.75 13.5 Φ2.5 5.5 6.4 M5 7
GL-68X75 12,14,15,16,17,18,19,20,22,24,25,28,30,32,35,38 68 75 23.35 15.7 Φ38.3 6.3 7.7 M6 12
GL-82X98 17,18,19,20,22,24,25,28,30,32,35,38,40,42 82 98 30 22 Φ45.5 8 9.7 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)
GL-19X27 1 0.12 1.5 ±0.18 10000 170 9.1×10-7 High strength aluminum alloy SUS304Spring steel Anodizing treatment 14.6
GL-26X35 1.5 0.15 1.5 ±0.3 10000 820 3.0×10-6 37
GL-32X41 2 0.17 1.5 ±0.36 10000 1750 1.0×10-5 67
GL-34X45 3 0.17 1.5 ±0.36 10000 1860 1.1×10-5 77
GL-39X50 6 0.22 1.5 ±0.45 10000 2860 3.0×10-5 118
GL-44X50 9 0.22 1.5 ±0.54 10000 3300 3.8×10-5 144
GL-50X63 18 0.1 1.5 ±0.54 10000 3300 3.0×10-5 235
GL-56X64 25 0.27 1.5 ±0.72 10000 9480 1.6×10-4 318
GL-68X75 60 0.31 1.5 ±0.8 9000 19000 2.0×10-4 492
GL-82X98 100 0.55 1.5 ±0.8 8000 28450 2.5×10-4 1013

 

 

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diaphragm coupling

Materials Used to Manufacture Diaphragm Couplings and Their Impact on Performance

Diaphragm couplings are manufactured using various materials, and the choice of material significantly impacts their performance in different applications. Here are some common materials used in diaphragm couplings and their impact on performance:

  1. Metallic Alloys:
  2. Stainless steel and other high-strength metallic alloys are widely used in diaphragm couplings. These materials offer excellent durability, high torsional stiffness, and resistance to wear and fatigue. They are well-suited for high-torque applications and environments with demanding operating conditions.

  3. High-Temperature Alloys:
  4. In applications where diaphragm couplings are exposed to elevated temperatures, specialized high-temperature alloys like Inconel and Hastelloy are used. These alloys can withstand extreme heat without losing their mechanical properties, making them ideal for use in industries such as steel processing and power generation.

  5. Titanium:
  6. Titanium is favored for its lightweight and excellent corrosion resistance. Diaphragm couplings made from titanium are commonly used in aerospace and marine applications where weight reduction and resistance to corrosive environments are critical.

  7. Elastomers:
  8. For certain applications that require vibration dampening and shock absorption, diaphragm couplings can be manufactured with elastomeric materials like rubber or urethane. These materials help reduce transmitted vibrations and can be found in pumps, compressors, and automotive drivetrain systems.

  9. Non-Metallic Materials:
  10. In situations where electrical isolation or non-magnetic properties are necessary, non-metallic materials like PTFE (Teflon) or polypropylene may be used. These materials are also highly resistant to chemical corrosion, making them suitable for certain chemical processing and semiconductor applications.

The choice of material impacts several aspects of diaphragm coupling performance, including:

  • Torsional Stiffness: Metallic alloys and high-temperature materials provide high torsional stiffness, ensuring efficient torque transmission and accuracy in motion control applications.
  • Corrosion Resistance: The selection of corrosion-resistant materials is crucial in applications where diaphragm couplings are exposed to corrosive environments, such as in marine or chemical industries.
  • Temperature Resistance: High-temperature alloys enable diaphragm couplings to operate effectively in environments with elevated temperatures, such as steel processing or power generation plants.
  • Weight: Materials like titanium offer lightweight advantages, making diaphragm couplings suitable for aerospace and other weight-sensitive applications.
  • Vibration Damping: Elastomeric materials provide excellent vibration dampening properties, reducing vibrations and noise in certain applications.

Manufacturers carefully select the appropriate material based on the specific requirements of the application to ensure optimal performance and reliability of the diaphragm coupling in a wide range of industries.

diaphragm coupling

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:
  • 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.

  • Vibration Dampening:
  • 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.

  • Shock Absorption:
  • 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.

  • Temperature Variations:
  • 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.

diaphragm coupling

Can Diaphragm Couplings Accommodate Different Shaft Sizes and Handle High Torque Loads?

Yes, diaphragm couplings are designed to accommodate different shaft sizes and handle high torque loads efficiently. Here’s how they achieve these functionalities:

Accommodating Different Shaft Sizes:

Diaphragm couplings are available in various sizes and configurations, allowing them to accommodate different shaft diameters. The hubs of the coupling can be manufactured with different bore sizes to match the specific diameter of the connected shafts. This versatility makes diaphragm couplings suitable for a wide range of applications, where the shafts may have different sizes.

Handling High Torque Loads:

Despite their flexible design, diaphragm couplings are capable of handling high torque loads. The flexible diaphragm, typically made of high-strength metal, can transmit torque effectively between the shafts without significant power loss. The corrugations or convolutions in the diaphragm contribute to its torsional rigidity, ensuring efficient torque transmission even at high levels of power.

Moreover, the metal diaphragm’s ability to flex and absorb misalignment also helps in distributing the torque evenly, minimizing stress concentrations on the coupling and connected machinery. This feature allows diaphragm couplings to maintain their performance and reliability under demanding conditions with high torque requirements.

In summary, diaphragm couplings can accommodate different shaft sizes by offering a range of hub sizes and configurations. Additionally, they are capable of handling high torque loads efficiently due to the torsional rigidity of the flexible metal diaphragm and its ability to absorb misalignment, ensuring smooth and reliable torque transmission in various mechanical systems.

China high quality Double Diaphragm Clamping Coupling Rigid Coupling Gl-32X41  China high quality Double Diaphragm Clamping Coupling Rigid Coupling Gl-32X41
editor by CX 2024-03-04