Product Description
CE ISO Approved Cast Iron NM CHINAMFG Compressor Motor Hydraulic Pump Connector Flexible Jaw Elastomer HRC Spider Rubber Rigid Shaft Coupling with Flange
Product Description
NM flexible shaft coupling is a cylindrical pin made of some non-metallic materials, which is placed between the 2 sides of the coupling and the inner surface of the outer ring, and a device to transfer the torque through the column pin to realize the connection between 2 half couplings. NM flexible shaft coupling between the slider made of bakelite cloth or polyurethane, suitable for high speed, large torque, no sharp impact of the 2 connections.
Product brand: EVER-POWER
Name of transmission part: water pump coupling
Product structure: it is composed of 2 cast iron claws and a natural rubber inner ring
Suitable shaft diameter: 7mm-75mm
Suitable motor power: within 60hp / 45KW
Product features:
1. The maximum torque is 125kgm 2. Stable operation and low noise 3. The product is made of cast iron and cast by precision die casting, so it is not easy to cause fracture during operation
Product introduction
NM elastic claw coupling is also called claw coupling. The structure is similar to the elastic plum CHINAMFG coupling, which is made of specially designed synthetic rubber. The coupling consists of 2 cast iron (FC25 material) bodies and rubber. It is a connecting part between the pump and the motor, and is often used in general machinery.
Product features
It is economical, practical, quiet and stable, easy to assemble and maintain, and can provide high torque and intermittent operation for equipment. The coupling body is made of high-grade cast iron, and the rubber is made of NBR, which has excellent oil resistance, performance and TM; ACM is equivalent to fluororubber, and its working temperature is – 40~+120 ºC.
Product application
NM elastic coupling is widely used in supporting equipment of machinery industry, such as ceramic machinery, chemical machinery, woodworking machinery, plastic machinery, textile machinery, construction machinery, stainless steel machinery, auto parts industry, mechanical transmission, motor equipment, and paper products machinery industry.
Related products:
Company Profile
Ever power is a modern enterprise integrating research and development, design, manufacturing, sales and service. The company is a professional manufacturer of equipment integrating hydraulic transmission and mechanical transmission, providing multiple series of power transmission system solutions. The revolutionary innovation of our company – hub hydraulic connection technology is leading a product revolution that requires hub connection, such as expanding sleeve, coupling, bearing, etc., because of its compact structure, rapid installation, easy positioning, small runout, no damage to the joint surface and easy disassembly and assembly. The main products are hydraulic expansion sleeves, hydraulic coil spring couplings, hydraulic drum gear couplings, and various mechanical couplings. The company’s products are oriented to the global mining, chemical, steel, power, cement, metallurgy, port machinery, shipping, paper making, special pump industry and other fields. Adhering to the enterprise development concept of “people-oriented” and the quality policy of “excellence, endless, dedicated service and customer satisfaction”, the company is constantly moving towards the direction of globalization, modernization, youth and standardization of enterprise development!
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| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How Does an HRC Coupling Protect Connected Equipment from Shock Loads and Vibrations?
HRC (Highly Resilient Coupling) couplings are designed to protect connected equipment from shock loads and vibrations through their unique construction and material properties:
- Flexible Elastomeric Element: The key component of an HRC coupling is the flexible elastomeric element positioned between the two metal hubs. This elastomer acts as a mechanical buffer, capable of absorbing and dissipating shock loads and vibrations that may occur during operation.
- Damping of Vibrations: The elastomeric element’s flexibility allows it to dampen torsional vibrations and dampen the impact of sudden shock loads. This helps in reducing resonance effects and minimizing the transmission of vibrations to the connected equipment.
- High Resilience: HRC couplings are made from elastomers with high resilience, meaning they can deform under load and return to their original shape after the load is removed. This property enables them to absorb and dissipate energy, protecting the system from sudden shocks.
- Misalignment Compensation: In addition to shock and vibration absorption, HRC couplings can also compensate for small amounts of misalignment between shafts. This capability further enhances the protection of connected equipment by reducing the stress caused by misalignment.
When equipment experiences shock loads or vibrations, the elastomeric element flexes and compresses, acting as a shock absorber. This prevents the sudden transmission of high impact forces to the connected machinery, reducing the risk of damage and premature wear.
Moreover, by damping vibrations, HRC couplings improve the overall stability and smoothness of the power transmission system. This contributes to the longevity of connected equipment and reduces the likelihood of mechanical failures or downtime.
Overall, HRC couplings play a vital role in safeguarding connected equipment from shock loads and vibrations, promoting the reliability and performance of mechanical systems in various industrial applications.
Impact of HRC Couplings on the Overall Reliability of Connected Equipment
HRC (Hytrel Rubber Compression) couplings play a crucial role in enhancing the overall reliability of connected equipment in mechanical power transmission systems. Here are some key ways in which HRC couplings contribute to improved reliability:
1. Shock Absorption: HRC couplings are designed with a flexible elastomeric element (made of Hytrel or similar material) that acts as a shock absorber. It helps dampen and absorb shocks and vibrations generated during the operation of rotating equipment. By reducing the impact of sudden loads and shocks, the coupling protects the connected components from potential damage or premature wear.
2. Misalignment Compensation: One of the primary functions of an HRC coupling is to accommodate misalignment between shafts. It can handle angular, parallel, and axial misalignment, which commonly occur in rotating machinery due to various factors like thermal expansion, manufacturing tolerances, and settling of foundations. By allowing for misalignment, the coupling prevents undue stress on the connected equipment and minimizes the risk of misalignment-related failures.
3. Vibration Damping: Vibrations in rotating equipment can lead to fatigue and wear in connected components. HRC couplings help dampen these vibrations, ensuring smoother operation and reducing the likelihood of resonance or vibration-related failures.
4. Maintenance-Free Options: Some HRC couplings are designed to be maintenance-free, eliminating the need for regular greasing or lubrication. This feature reduces the maintenance requirements of the coupling and, in turn, enhances the reliability of the entire system by minimizing downtime for maintenance activities.
5. High Torque Transmission: HRC couplings are capable of transmitting high torque loads between shafts. By efficiently transmitting power, the coupling ensures that the connected equipment can perform its intended functions reliably and without power-related disruptions.
6. Torsional Stiffness: HRC couplings provide a degree of torsional stiffness, which helps control angular deflection between shafts during operation. This stiffness contributes to the overall stability of the system and protects against excessive torsional vibrations that could lead to mechanical issues.
7. Durability and Longevity: The robust construction and high-quality materials used in HRC couplings contribute to their durability and longevity. They are engineered to withstand harsh operating conditions and resist wear, ensuring a longer service life for the coupling and the connected equipment.
8. Cost-Effectiveness: HRC couplings offer a cost-effective solution for power transmission applications. Their ability to protect connected equipment from shocks, vibrations, and misalignment helps prevent costly downtime and maintenance, making them a reliable and economical choice for various industries.
In summary, HRC couplings enhance the overall reliability of connected equipment by mitigating the adverse effects of shocks, vibrations, and misalignment. With their robust design and ability to accommodate various operating conditions, HRC couplings contribute to the smooth and efficient operation of mechanical systems, reducing the risk of unplanned downtime and extending the lifespan of the connected equipment.
Selection of HRC Coupling for Specific Applications
Choosing the appropriate HRC coupling for a specific application requires careful consideration of several factors. Here are the steps to select the right HRC coupling:
- Identify Application Requirements: Understand the specific requirements of your application, including torque and speed requirements, operating environment, shaft misalignment, and space limitations.
- Calculate Torque and Speed: Determine the torque and speed values required for your application. This information will help you select an HRC coupling that can handle the expected load and rotational speed.
- Consider Misalignment: Evaluate the type and magnitude of misalignment that the coupling needs to accommodate. HRC couplings can handle angular, parallel, and axial misalignment to varying degrees, so choose a design that meets your misalignment needs.
- Check Space Constraints: Consider the available space for the coupling. If space is limited, you may need a compact HRC design or consider other coupling types that require less space.
- Choose Hub Material: Select the hub material based on the application environment. Standard HRC hubs are usually made of cast iron, but stainless steel or other materials may be necessary for corrosive or specialized applications.
- Explore Design Variations: Evaluate the various HRC coupling designs available, such as standard, spacer, flywheel, taper lock, brake drum, etc. Choose a design that best suits your application’s needs.
- Consider Environmental Factors: If your application operates in harsh conditions, consider factors such as temperature, moisture, chemicals, and potential contamination when choosing the HRC coupling.
- Check Installation and Maintenance: Consider the ease of installation and maintenance requirements of the selected HRC coupling. Some designs, such as taper lock or pilot bore, offer easier installation and removal.
- Consult Manufacturer Recommendations: Consult with the coupling manufacturer or a knowledgeable supplier to ensure you select the right HRC coupling for your specific application. They can provide valuable insights and recommendations based on their expertise.
By carefully evaluating these factors and selecting the appropriate HRC coupling, you can ensure optimal performance, reliability, and longevity for your mechanical system.
editor by CX 2024-05-09
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