Product Description

CHINAMFG Rigid Shaft Coupling:

Design available:  one-piece or two-piece or set screw
                With keyway or without keyway

Material available:Aluminum
                 Carbon Steel Black Oxidized
                 Stainless Steel

Size available: 6mm to 50mm shaft fit
              1/4” to 2” shaft fit
 
Features:  Cost saving for economy
          High torque capacity
          Zero backlash
          Without the shaft damage and fretting
          Misalignment free
 
 
Clamp Style Rigid Couplings for applications where alignment is critical,  no backlash is desired,  and flexibility is not required. The one-piece rigid coupling wraps around the shaft,  providing high torsional holding power without the shaft damage and fretting.  The two-piece rigid coupling has the additional benefit of allowing for disassembly and maintenance without removal of other components.
 

Black Oxide Steel	Stainless Steel	Inner Dia mm	Outer Dia mm	Length mm	Clamp Screw	Weight g
RSC1-6-ST	RSC1-6-SS	6	18	30	M 3 x 8	47
RSC1-8-ST	RSC1-8-SS	8	24	35	M 3 x 10	102
RSC1-10-ST	RSC1-10-SS	10	29	45	M 4 x 12	185
RSC1-12-ST	RSC1-12-SS	12	29	45	M 4 x 12	180
RSC1-14-ST	RSC1-14-SS	14	34	50	M 5 x 16	272
RSC1-15-ST	RSC1-15-SS	15	34	50	M 5 x 16	266
RSC1-16-ST	RSC1-16-SS	16	34	50	M 5 x 16	261
RSC1-20-ST	RSC1-20-SS	20	42	65	M 6 x 16	518
RSC1-25-ST	RSC1-25-SS	25	45	75	M 6 x 16	623
RSC1-30-ST	RSC1-30-SS	30	53	83	M 6 x 18	920
RSC1-35-ST	RSC1-35-SS	35	67	95	M 8 x 25	1880
RSC1-40-ST	RSC1-40-SS	40	77	108	M 8 x 25	2710
RSC1-50-ST	RSC1-50-SS	50	85	124	M 10 x 25	3520

 
 

Black Oxide Steel	Stainless Steel	Inner Dia mm	Outer Dia mm	Length mm	Clamp Screw	Weight g
RSC2-6-ST	RSC2-6-SS	6	18	30	M 3 x 8	47
RSC2-8-ST	RSC2-8-SS	8	24	35	M 3 x 10	102
RSC2-10-ST	RSC2-10-SS	10	29	45	M 4 x 12	185
RSC2-12-ST	RSC2-12-SS	12	29	45	M 4 x 12	180
RSC2-14-ST	RSC2-14-SS	14	34	50	M 5 x 16	272
RSC2-15-ST	RSC2-15-SS	15	34	50	M 5 x 16	266
RSC2-16-ST	RSC2-16-SS	16	34	50	M 5 x 16	261
RSC2-20-ST	RSC2-20-SS	20	42	65	M 6 x 16	518
RSC2-25-ST	RSC2-25-SS	25	45	75	M 6 x 16	623
RSC2-30-ST	RSC2-30-SS	30	53	83	M 6 x 18	920
RSC2-35-ST	RSC2-35-SS	35	67	95	M 8 x 25	1880
RSC2-40-ST	RSC2-40-SS	40	77	108	M 8 x 25	2710
RSC2-50-ST	RSC2-50-SS	50	85	124	M 10 x 25	3520

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What are the Torque and Speed Limits of Clamp Couplings in Various Applications?

The torque and speed limits of clamp couplings vary depending on their design, material, and application. Generally, clamp couplings are suitable for a wide range of torque and speed requirements in various mechanical systems. Here are some considerations:

Torque Limits:

Clamp couplings can handle a broad range of torque values, making them suitable for low, medium, and high torque applications. The torque capacity is influenced by factors such as the material and size of the coupling, as well as the clamping force applied to the shaft.

It is crucial to select a clamp coupling that can handle the maximum torque generated in the system during operation. Oversizing the coupling ensures it can safely transmit the required torque without reaching its limits, reducing the risk of premature failure.

Speed Limits:

Similar to torque limits, the speed limits of clamp couplings are influenced by their design and material. In high-speed applications, factors like centrifugal forces and resonance become significant considerations.

Clamp couplings made from high-strength materials like stainless steel or alloy steel can handle higher speeds with minimal risk of deformation or failure. Additionally, precision machining and balancing of the coupling help reduce vibration and maintain stability at elevated speeds.

Application-Specific Considerations:

When using clamp couplings in specific applications, factors like shock loads, reversing loads, and misalignment should be accounted for. These dynamic forces can impact the overall performance and durability of the coupling.

It is essential to consult the manufacturer’s specifications and guidelines for torque and speed ratings. Additionally, engineering calculations and simulations can help determine the most suitable clamp coupling for a particular application.

Professional Advice:

If you are unsure about the torque and speed limits of clamp couplings for your specific application, it is advisable to seek professional advice from coupling manufacturers or engineering experts. They can provide valuable insights and recommend the most appropriate coupling for your requirements, ensuring reliable and efficient power transmission in your mechanical system.

Impact of Clamp Coupling Design on Performance in Heavy-Duty Applications

The design of a clamp coupling plays a crucial role in determining its performance, especially in heavy-duty applications. Here are some key design factors and their impact:

• Material Selection: The choice of material affects the strength, durability, and resistance to wear and corrosion. In heavy-duty applications, steel clamp couplings are often preferred due to their high tensile strength and ability to withstand heavy loads and torque.
• Torsional Rigidity: Heavy-duty applications often involve transmitting high levels of torque. A clamp coupling with higher torsional rigidity will maintain the connection between shafts more effectively, minimizing backlash and ensuring accurate power transmission.
• Hub Design: The hub of the clamp coupling should have a robust and precise design to provide a secure grip on the shafts. In heavy-duty applications, keyless and multiple screw designs are commonly used to distribute clamping forces evenly and prevent slippage.
• Number of Screws: The number of screws used to secure the clamp coupling to the shafts can impact its holding power. More screws distributed around the circumference can provide better balance and prevent distortion under heavy loads.
• Clamping Force: The clamping force applied by the coupling affects the torque transmission capabilities. In heavy-duty applications, it is crucial to ensure that the clamping force is sufficient to prevent slippage between the coupling and the shafts.
• Surface Treatment: The surface of the clamp coupling can be treated to enhance its resistance to corrosion, wear, and fatigue. Surface treatments like coating or plating can significantly improve the coupling’s performance and longevity in challenging environments.
• Alignment: Proper alignment during installation is vital to prevent premature wear and excessive stress on the coupling. In heavy-duty applications, precision alignment using alignment tools or laser systems is recommended to maintain optimal performance and prevent premature failure.

Conclusion: In heavy-duty applications, selecting a clamp coupling with the right material, torsional rigidity, hub design, number of screws, and clamping force is critical to ensuring reliable and efficient power transmission. Proper installation, regular maintenance, and adherence to manufacturer’s guidelines will further enhance the performance and longevity of the clamp coupling in heavy-duty applications.

Industry Standards and Certifications for Clamp Couplings

There are several industry standards and certifications that may apply to clamp couplings, depending on their design, materials, and intended applications. These standards ensure that the clamp couplings meet specific requirements and quality benchmarks, providing confidence in their performance and reliability.

Some of the commonly recognized standards and certifications for clamp couplings include:

• ISO 9001: This is a quality management system standard that sets requirements for the design, development, production, and service of products. Manufacturers of clamp couplings may obtain ISO 9001 certification to demonstrate their commitment to quality and continuous improvement.
• ASME B29.1: This standard is specific to roller chain drives and includes guidelines for chain coupling dimensions and interchangeability.
• AGMA 9002-C16: This standard, developed by the American Gear Manufacturers Association, provides guidelines for inspection practices of flexible couplings, which may include clamp couplings.
• API 671: This standard is specific to couplings used in petroleum, chemical, and gas industry services. It sets requirements for special-purpose couplings, such as those used in compressors and pumps.
• DNV GL Type Approval: The Det Norske Veritas Germanischer Lloyd (DNV GL) provides type approval certification for couplings used in maritime and offshore applications. This certification ensures that the coupling meets specific quality and safety standards for marine use.
• ATEX: For couplings used in explosive atmospheres, the ATEX directive sets requirements to prevent ignition sources and ensure safety. ATEX compliance may be necessary in certain industrial settings.

It’s important to note that not all clamp couplings require certification under these standards, as the applicability depends on the specific industry and use case. Additionally, some manufacturers may adhere to their own internal quality control measures without seeking external certifications.

When selecting clamp couplings for particular applications, it’s essential to consider whether specific industry standards or certifications are necessary. Consulting with suppliers or coupling manufacturers can help ensure that the chosen clamp couplings meet the required quality and safety standards for their intended use.

editor by CX 2024-05-16