Product Description
Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
Product Description
The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload
We can provide the following couplings.
Rigid coupling | Flange coupling | Oldham coupling |
Sleeve or muff coupling | Gear coupling | Bellow coupling |
Split muff coupling | Flexible coupling | Fluid coupling |
Clamp or split-muff or compression coupling | Universal coupling | Variable speed coupling |
Bushed pin-type coupling | Diaphragm coupling | Constant speed coupling |
Company Profile
We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!
How to use the coupling safely
The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.
Certifications
Packaging & Shipping
/* 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(/(.*?):(.*)$/))&&1
Standard Or Nonstandard: | Nonstandard |
---|---|
Shaft Hole: | 19-32 |
Torque: | <10N.M |
Bore Diameter: | 19mm |
Speed: | 8000r/M |
Structure: | Rigid |
Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
---|
How do flexible couplings compare to other types of couplings in terms of performance?
Flexible couplings offer distinct advantages and disadvantages compared to other types of couplings, making them suitable for specific applications. Here is a comparison of flexible couplings with other commonly used coupling types in terms of performance:
- Rigid Couplings:
Rigid couplings are simple in design and provide a solid connection between two shafts, allowing for precise torque transmission. They do not offer any flexibility and are unable to compensate for misalignment. As a result, rigid couplings require accurate shaft alignment during installation, and any misalignment can lead to premature wear and increased stress on connected equipment. Rigid couplings are best suited for applications where shaft alignment is precise, and misalignment is minimal, such as in well-aligned systems with short shaft spans.
- Flexible Couplings:
Flexible couplings, as discussed previously, excel at compensating for misalignment between shafts. They offer angular, parallel, and axial misalignment compensation, reducing stress on connected components and ensuring smooth power transmission. Flexible couplings are versatile and can handle various applications, from light-duty to heavy-duty, where misalignment, vibration damping, or shock absorption is a concern. They provide a cost-effective solution for many industrial, automotive, and machinery applications.
- Oldham Couplings:
Oldham couplings are effective at compensating for angular misalignment while maintaining constant velocity transmission. They offer low backlash and electrical isolation between shafts, making them suitable for precision motion control and applications where electrical interference must be minimized. However, Oldham couplings have limited capacity to handle parallel or axial misalignment, and they may not be suitable for applications with high torque requirements.
- Gear Couplings:
Gear couplings are robust and can handle high torque levels, making them suitable for heavy-duty applications such as mining and steel mills. They offer good misalignment compensation and have a compact design. However, gear couplings are relatively more expensive and complex than some other coupling types, and they may generate more noise during operation.
- Disc Couplings:
Disc couplings provide excellent misalignment compensation, including angular, parallel, and axial misalignment. They have high torsional stiffness, making them ideal for applications where accurate torque transmission is critical. Disc couplings offer low inertia and are suitable for high-speed applications. However, they may be more sensitive to shaft misalignment during installation, requiring precise alignment for optimal performance.
- Conclusion:
The choice of coupling type depends on the specific requirements of the application. Flexible couplings excel in compensating for misalignment and vibration damping, making them versatile and cost-effective solutions for many applications. However, in situations where high torque, precision, or specific electrical isolation is necessary, other coupling types such as gear couplings, disc couplings, or Oldham couplings may be more suitable. Proper selection, installation, and maintenance of the coupling are essential to ensure optimal performance and reliability in any mechanical system.
Can flexible couplings be used in corrosive or harsh environments?
Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.
Corrosion-Resistant Materials:
In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.
Special Coatings:
For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.
Sealed Designs:
In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.
High-Temperature Applications:
For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.
Chemical Resistance:
For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.
Specialized Designs:
In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.
Consultation with Manufacturers:
When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.
Summary:
Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.
What is a flexible coupling and how does it work?
A flexible coupling is a mechanical device used to connect two shafts while allowing for relative movement between them. It is designed to transmit torque from one shaft to another while compensating for misalignment, vibration, and shock. Flexible couplings are essential components in various rotating machinery and systems, as they help protect the connected equipment and enhance overall performance.
Types of Flexible Couplings:
There are several types of flexible couplings, each with its unique design and characteristics. Some common types include:
- Jaw Couplings: Jaw couplings feature elastomer spiders that fit between two hubs. They can accommodate angular and parallel misalignment while dampening vibrations.
- Disc Couplings: Disc couplings use thin metallic discs to connect the shafts. They are highly flexible and provide excellent misalignment compensation.
- Gear Couplings: Gear couplings use gear teeth to transmit torque. They offer high torque capacity and can handle moderate misalignment.
- Beam Couplings: Beam couplings use a single piece of flexible material, such as a metal beam, to transmit torque while compensating for misalignment.
- Bellows Couplings: Bellows couplings use a bellows-like structure to allow for axial, angular, and parallel misalignment compensation.
- Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot to allow for misalignment compensation.
How a Flexible Coupling Works:
The operation of a flexible coupling depends on its specific design, but the general principles are similar. Let’s take the example of a jaw coupling to explain how a flexible coupling works:
- Two shafts are connected to the coupling hubs on either side, with an elastomer spider placed between them.
- When torque is applied to one shaft, it causes the spider to compress and deform slightly, transmitting the torque to the other shaft.
- In case of misalignment between the shafts, the elastomer spider flexes and compensates for the misalignment, ensuring smooth torque transmission without imposing excessive loads on the shafts or connected equipment.
- The elastomer spider also acts as a damping element, absorbing vibrations and shocks during operation, which reduces wear on the equipment and enhances system stability.
Overall, the flexibility and ability to compensate for misalignment are the key features that allow a flexible coupling to function effectively. The choice of a specific flexible coupling type depends on the application’s requirements, such as torque capacity, misalignment compensation, and environmental conditions.
editor by CX 2024-05-09
China factory Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Product Description
Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
Product Description
The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload
We can provide the following couplings.
Rigid coupling | Flange coupling | Oldham coupling |
Sleeve or muff coupling | Gear coupling | Bellow coupling |
Split muff coupling | Flexible coupling | Fluid coupling |
Clamp or split-muff or compression coupling | Universal coupling | Variable speed coupling |
Bushed pin-type coupling | Diaphragm coupling | Constant speed coupling |
Company Profile
We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!
How to use the coupling safely
The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.
Certifications
Packaging & Shipping
/* 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(/(.*?):(.*)$/))&&1
Standard Or Nonstandard: | Nonstandard |
---|---|
Shaft Hole: | 19-32 |
Torque: | <10N.M |
Bore Diameter: | 19mm |
Speed: | 8000r/M |
Structure: | Rigid |
Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
---|
Can flexible couplings handle misalignment between shafts?
Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.
Flexible couplings offer the ability to compensate for different types of misalignment, including:
- Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
- Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
- Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.
The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.
It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.
In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.
Can flexible couplings be used for both motor-to-shaft and shaft-to-shaft connections?
Yes, flexible couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various applications. The versatility of flexible couplings allows them to adapt to different types of connections and meet the specific requirements of the system.
Motor-to-Shaft Connections:
When connecting a motor to a shaft, a flexible coupling serves as an intermediary component that joins the motor shaft and the driven shaft. Flexible couplings are commonly used in motor-driven systems to accommodate misalignment between the motor and the driven load. In motor applications, flexible couplings help reduce stress and wear on the motor bearings, thus extending the motor’s life and enhancing overall system reliability. They also act as vibration dampeners, minimizing vibrations transmitted from the motor to the driven shaft, and subsequently to connected equipment, ensuring smoother operation.
Shaft-to-Shaft Connections:
In many mechanical systems, such as those in the manufacturing, automation, and power transmission industries, shaft-to-shaft connections are required. A flexible coupling can bridge the gap between two shafts and transmit torque while accommodating misalignment. This type of coupling is commonly used to connect shafts that are not perfectly aligned due to factors like manufacturing tolerances, thermal expansion, or foundation settling. By allowing for misalignment, the flexible coupling protects the connected components from excessive stresses and ensures efficient power transmission.
Versatility and Advantages:
The ability of flexible couplings to handle both motor-to-shaft and shaft-to-shaft connections makes them versatile solutions for a wide range of industrial applications. Some of the advantages of using flexible couplings in these connections include:
- Minimizing stress and wear on connected components, such as bearings and seals.
- Compensating for misalignment, ensuring smooth power transmission.
- Damping vibrations and shock loads, reducing the risk of mechanical failures.
- Protecting equipment from excessive forces, enhancing system reliability.
- Simplifying installation and alignment procedures, reducing downtime.
- Improving overall system performance and operational efficiency.
Applications:
Flexible couplings find applications in a wide range of industries, including manufacturing, material handling, automotive, aerospace, robotics, and more. Whether connecting a motor to a shaft or joining two shafts directly, flexible couplings play a crucial role in enhancing the reliability and efficiency of rotating machinery and mechanical systems.
In conclusion, flexible couplings can effectively serve as connectors for both motor-to-shaft and shaft-to-shaft connections, providing essential misalignment compensation and protection for connected equipment in various industrial applications.
What are the advantages of using flexible couplings in mechanical systems?
Flexible couplings offer several advantages in mechanical systems, making them essential components in various applications. Here are the key advantages of using flexible couplings:
- Misalignment Compensation: One of the primary advantages of flexible couplings is their ability to compensate for shaft misalignment. In mechanical systems, misalignment can occur due to various factors such as installation errors, thermal expansion, or shaft deflection. Flexible couplings can accommodate angular, parallel, and axial misalignment, ensuring smooth power transmission and reducing stress on the connected equipment and shafts.
- Vibration Damping: Flexible couplings act as damping elements, absorbing and dissipating vibrations and shocks generated during operation. This feature helps to reduce noise, protect the equipment from excessive wear, and enhance overall system reliability and performance.
- Torsional Flexibility: Flexible couplings provide torsional flexibility, allowing them to handle slight angular and axial deflections. This capability protects the equipment from sudden torque fluctuations, shock loads, and torque spikes, ensuring smoother operation and preventing damage to the machinery.
- Overload Protection: In case of sudden overloads or torque spikes, flexible couplings can absorb and distribute the excess torque, protecting the connected equipment and drivetrain from damage. This overload protection feature prevents unexpected failures and reduces downtime in critical applications.
- Reduce Wear and Maintenance: By compensating for misalignment and damping vibrations, flexible couplings help reduce wear on the connected equipment, bearings, and seals. This results in extended component life and reduced maintenance requirements, leading to cost savings and improved system reliability.
- Compensation for Thermal Expansion: In systems exposed to temperature variations, flexible couplings can compensate for thermal expansion and contraction, maintaining proper alignment and preventing binding or excessive stress on the equipment during temperature changes.
- Electric Isolation: Some types of flexible couplings, such as disc couplings, offer electrical isolation between shafts. This feature is beneficial in applications where galvanic corrosion or electrical interference between connected components needs to be minimized.
- Space and Weight Savings: Flexible couplings often have compact designs and low inertia, which is advantageous in applications with space constraints and where minimizing weight is crucial for performance and efficiency.
- Cost-Effectiveness: Flexible couplings are generally cost-effective solutions for power transmission and motion control, especially when compared to more complex and expensive coupling types. Their relatively simple design and ease of installation contribute to cost savings.
In summary, flexible couplings play a vital role in mechanical systems by providing misalignment compensation, vibration damping, overload protection, and torsional flexibility. These advantages lead to improved system performance, reduced wear and maintenance, and enhanced equipment reliability, making flexible couplings a preferred choice in various industrial, automotive, marine, and aerospace applications.
editor by CX 2024-04-24
China OEM Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Product Description
Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
Product Description
The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload
We can provide the following couplings.
Rigid coupling | Flange coupling | Oldham coupling |
Sleeve or muff coupling | Gear coupling | Bellow coupling |
Split muff coupling | Flexible coupling | Fluid coupling |
Clamp or split-muff or compression coupling | Universal coupling | Variable speed coupling |
Bushed pin-type coupling | Diaphragm coupling | Constant speed coupling |
Company Profile
We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!
How to use the coupling safely
The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.
Certifications
Packaging & Shipping
/* 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(/(.*?):(.*)$/))&&1
Standard Or Nonstandard: | Nonstandard |
---|---|
Shaft Hole: | 19-32 |
Torque: | <10N.M |
Bore Diameter: | 19mm |
Speed: | 8000r/M |
Structure: | Rigid |
Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
---|
Are there any safety considerations when using flexible couplings in rotating machinery?
Yes, there are several safety considerations to keep in mind when using flexible couplings in rotating machinery. While flexible couplings offer numerous benefits in terms of misalignment compensation, vibration isolation, and shock absorption, improper use or maintenance can lead to safety hazards. Here are some important safety considerations:
- Proper Installation: Ensure that the flexible coupling is installed correctly and securely following the manufacturer’s guidelines. Improper installation can lead to coupling failure, unexpected disconnection, or ejection of coupling components, which may result in equipment damage or injury to personnel.
- Alignment: Proper shaft alignment is essential for the reliable and safe operation of flexible couplings. Misaligned shafts can cause excessive stress on the coupling and connected components, leading to premature wear and possible failure. Regularly check and maintain proper shaft alignment to prevent safety risks.
- Operating Conditions: Consider the environmental and operating conditions of the machinery when selecting a flexible coupling. Some couplings are designed for specific temperature ranges, hazardous environments, or corrosive atmospheres. Using a coupling that is not suitable for the operating conditions can compromise safety and performance.
- Torque and Speed Limits: Always operate the flexible coupling within its specified torque and speed limits. Exceeding these limits can cause coupling failure, leading to unexpected downtime, equipment damage, and potential safety hazards.
- Maintenance: Regularly inspect and maintain the flexible coupling to ensure its continued safe operation. Check for signs of wear, damage, or corrosion, and promptly replace any worn or damaged components with genuine parts from the manufacturer.
- Emergency Stop Mechanism: In applications where safety is critical, consider implementing an emergency stop mechanism to quickly halt machinery operation in case of coupling failure or other emergencies.
- Personal Protective Equipment (PPE): When working with rotating machinery or during maintenance tasks involving couplings, personnel should wear appropriate PPE, such as gloves, eye protection, and clothing that can resist entanglement hazards.
- Training and Awareness: Ensure that personnel working with the machinery understand the potential hazards associated with flexible couplings and receive proper training on safe handling, installation, and maintenance procedures.
By adhering to these safety considerations, operators and maintenance personnel can mitigate potential risks and ensure the safe and reliable operation of rotating machinery with flexible couplings. Additionally, it is essential to comply with relevant safety standards and regulations specific to the industry and application to ensure a safe working environment.
How does a flexible coupling impact the overall reliability of connected equipment?
A flexible coupling significantly impacts the overall reliability of connected equipment in several ways:
- Misalignment Compensation: Flexible couplings can accommodate both angular and parallel misalignment between connected shafts. By allowing for misalignment, the coupling reduces the stress and wear on bearings, seals, and other rotating components. This feature prevents premature failure of these components, contributing to improved reliability and extended equipment lifespan.
- Vibration Damping: Flexible couplings possess inherent damping properties due to their elastomeric or flexible elements. These elements absorb and dissipate vibrations generated during the operation of machinery. By dampening vibrations, the coupling protects the connected equipment from excessive oscillations, reducing fatigue and preventing mechanical failures. This enhanced vibration control increases the reliability of the system.
- Shock Load Absorption: In applications with sudden load variations or shock loads, such as in heavy machinery or high-speed equipment, a flexible coupling acts as a shock absorber. It can absorb and dissipate the impact energy, protecting the machinery from damage caused by sudden loads. The ability to absorb shock loads contributes to the overall reliability of the connected equipment.
- Reduced Wear and Tear: The flexibility of the coupling minimizes stress and wear on rotating equipment. It allows for slight movements and misalignments, reducing friction and stress on bearings and other critical components. This reduction in wear and tear lowers the frequency of maintenance and replacement, increasing the overall reliability of the equipment.
- Compensation for Thermal Expansion: Temperature changes in machinery can lead to thermal expansion or contraction of shafts. A flexible coupling can compensate for these thermal effects, ensuring that the machinery remains properly aligned even as temperature conditions fluctuate. This compensation prevents binding and misalignment, promoting reliable performance.
- Protection Against Overloads: Flexible couplings help protect connected equipment from overloads and torsional vibrations. They act as a mechanical fuse, disconnecting the driveline when an overload occurs, thus preventing damage to expensive machinery. This safety feature enhances the overall reliability and reduces the risk of catastrophic failures.
- Easy Maintenance and Alignment: Flexible couplings are designed for easy installation and alignment. This feature simplifies maintenance procedures, making it easier to inspect and replace couplings when necessary. Properly aligned couplings lead to improved equipment performance and longevity, enhancing overall reliability.
By compensating for misalignment, damping vibrations, absorbing shock loads, reducing wear and tear, and providing other protective features, a flexible coupling significantly improves the reliability of connected equipment. It extends the lifespan of critical components, minimizes downtime, and ensures smooth and efficient operation, making it a valuable component in various industrial applications.
Can you explain the different types of flexible coupling designs available?
There are several types of flexible coupling designs available, each with its unique construction and characteristics. These designs are tailored to meet specific application requirements and address different types of misalignment and torque transmission needs. Here are some of the most common types of flexible couplings:
- Jaw Couplings: Jaw couplings consist of two hubs with curved jaws and an elastomer spider placed between them. The spider acts as a flexible element and can compensate for angular and parallel misalignment. Jaw couplings are widely used in various industrial applications due to their simple design and effectiveness in handling misalignment and vibration damping.
- Disc Couplings: Disc couplings use thin metallic discs with a series of alternating slits and flanges to connect the shafts. The disc coupling design allows for excellent misalignment compensation, including angular, parallel, and axial misalignment. Disc couplings are known for their high torsional stiffness and precise torque transmission capabilities.
- Gear Couplings: Gear couplings consist of toothed hubs connected by an external sleeve with gear teeth. They are well-suited for applications with high torque and moderate misalignment. Gear couplings offer good misalignment compensation and high torque capacity, making them popular in heavy-duty industrial applications.
- Beam Couplings: Beam couplings use a single piece of flexible material, often a metal beam, to connect the shafts. The material’s flexibility allows for angular and axial misalignment compensation. Beam couplings are compact, lightweight, and provide low inertia, making them suitable for applications with high-speed requirements.
- Bellows Couplings: Bellows couplings consist of a bellows-like flexible structure that connects the two hubs. They can compensate for angular, parallel, and axial misalignment. Bellows couplings are known for their high torsional stiffness and ability to maintain constant velocity transmission.
- Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot. This design allows for angular misalignment compensation while transmitting torque between the hubs. Oldham couplings are often used when electrical isolation between shafts is required.
Each flexible coupling design has its strengths and limitations, and the choice depends on factors such as the application’s torque requirements, misalignment conditions, operating environment, and speed. Proper selection of the coupling type ensures optimal performance, efficiency, and reliability in various mechanical systems and rotating machinery.
editor by CX 2024-04-11
China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Product Description
Flexible flex Fluid Chain Jaw flange Gear Rigid Spacer PIN HRC MH NM universal Fenaflex Oldham spline clamp tyre grid hydraulic servo motor shaft Coupling
Product Description
The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload
We can provide the following couplings.
Rigid coupling | Flange coupling | Oldham coupling |
Sleeve or muff coupling | Gear coupling | Bellow coupling |
Split muff coupling | Flexible coupling | Fluid coupling |
Clamp or split-muff or compression coupling | Universal coupling | Variable speed coupling |
Bushed pin-type coupling | Diaphragm coupling | Constant speed coupling |
Company Profile
We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!
How to use the coupling safely
The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.
Certifications
Packaging & Shipping
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Standard Or Nonstandard: | Nonstandard |
---|---|
Shaft Hole: | 19-32 |
Torque: | <10N.M |
Bore Diameter: | 19mm |
Speed: | 8000r/M |
Structure: | Rigid |
Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
---|
Can flexible couplings be used in both horizontal and vertical shaft arrangements?
Yes, flexible couplings can be used in both horizontal and vertical shaft arrangements. The design of flexible couplings allows them to accommodate misalignment and compensate for angular, parallel, and axial displacements between the shafts, making them suitable for various shaft orientations.
Horizontal Shaft Arrangements:
In horizontal shaft arrangements, where the shafts are parallel to the ground or horizontal plane, flexible couplings are commonly used to connect two rotating shafts. These couplings help transmit torque from one shaft to another while accommodating any misalignment that may occur during operation. Horizontal shaft arrangements are common in applications such as pumps, compressors, conveyors, and industrial machinery.
Vertical Shaft Arrangements:
In vertical shaft arrangements, where the shafts are perpendicular to the ground or vertical plane, flexible couplings are also applicable. Vertical shafts often require couplings that can handle the additional weight and forces resulting from gravity. Flexible couplings designed for vertical applications can support the weight of the rotating equipment while allowing for some axial movement to accommodate thermal expansion or other displacements. Vertical shaft arrangements are commonly found in applications such as pumps, gearboxes, turbines, and some marine propulsion systems.
Considerations for Vertical Shaft Arrangements:
When using flexible couplings in vertical shaft arrangements, there are a few additional considerations to keep in mind:
- Thrust Load: Vertical shafts can generate thrust loads, especially in upward or downward direction. The flexible coupling should be selected based on its capacity to handle both radial and axial loads to accommodate these forces.
- Lubrication: Some vertical couplings may require additional lubrication to ensure smooth operation and reduce wear, particularly if they are exposed to high axial loads or extended vertical shafts.
- Support and Bearing: Proper support and bearing arrangements for the vertical shaft are essential to prevent excessive shaft deflection and ensure the flexible coupling functions correctly.
Overall, flexible couplings are versatile and adaptable to various shaft orientations, providing efficient power transmission and misalignment compensation. Whether in horizontal or vertical arrangements, using the appropriate flexible coupling design and considering the specific application requirements will help ensure reliable and efficient operation.
Can flexible couplings be used in corrosive or harsh environments?
Yes, flexible couplings can be designed and selected to be used in corrosive or harsh environments. The choice of materials and coatings plays a crucial role in ensuring the coupling’s durability and performance under challenging conditions.
Corrosion-Resistant Materials:
In corrosive environments, it is essential to use materials that can withstand chemical attacks and oxidation. Stainless steel, specifically grades like 316 or 17-4 PH, is commonly chosen for flexible couplings in such situations. Stainless steel offers excellent corrosion resistance, making it suitable for applications where the coupling may come into contact with corrosive substances or moisture.
Special Coatings:
For certain harsh environments, coupling manufacturers may apply special coatings to enhance the coupling’s corrosion resistance. Examples of coatings include zinc plating, nickel plating, or epoxy coatings. These coatings provide an additional layer of protection against corrosive agents and help extend the coupling’s lifespan.
Sealed Designs:
In environments where the coupling is exposed to contaminants like dust, dirt, or moisture, sealed designs are preferred. Sealed flexible couplings prevent these substances from entering the coupling’s internal components, thus reducing the risk of corrosion and wear. The sealed design also helps to maintain the coupling’s performance over time in challenging conditions.
High-Temperature Applications:
For harsh environments with high temperatures, flexible couplings made from high-temperature resistant materials, such as certain heat-resistant stainless steels or superalloys, can be used. These materials retain their mechanical properties and corrosion resistance even at elevated temperatures.
Chemical Resistance:
For applications where the coupling might encounter chemicals or solvents, it is essential to select a coupling material that is chemically resistant. This prevents degradation and ensures the coupling’s integrity in such environments.
Specialized Designs:
In some cases, where the environment is exceptionally harsh or unique, custom-designed flexible couplings may be necessary. Engineering a coupling to meet the specific demands of the environment ensures optimal performance and reliability.
Consultation with Manufacturers:
When considering flexible couplings for corrosive or harsh environments, it is advisable to consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommend suitable materials, coatings, and designs based on the specific operating conditions.
Summary:
Flexible couplings can indeed be used in corrosive or harsh environments, provided the appropriate materials, coatings, and designs are chosen. Stainless steel, sealed designs, and special coatings are some of the solutions that enhance the coupling’s corrosion resistance and performance. It is essential to consider the specific environment and application requirements when selecting a flexible coupling to ensure optimal functionality and durability in challenging conditions.
What materials are commonly used in manufacturing flexible couplings?
Flexible couplings are manufactured using a variety of materials, each offering different properties and characteristics suited for specific applications. The choice of material depends on factors such as the application’s requirements, environmental conditions, torque capacity, and desired flexibility. Here are some of the commonly used materials in manufacturing flexible couplings:
- Steel: Steel is a widely used material in flexible couplings due to its strength, durability, and excellent torque transmission capabilities. Steel couplings are suitable for heavy-duty industrial applications with high torque requirements and harsh operating conditions.
- Stainless Steel: Stainless steel is often used to manufacture flexible couplings in environments with high corrosion potential. Stainless steel couplings offer excellent resistance to rust and other corrosive elements, making them ideal for marine, food processing, and chemical industry applications.
- Aluminum: Aluminum couplings are lightweight, have low inertia, and provide excellent balance. They are commonly used in applications where reducing weight is critical, such as aerospace and robotics.
- Brass: Brass couplings are known for their electrical conductivity and are used in applications where electrical grounding or electrical isolation is required, such as in certain industrial machinery or electronics equipment.
- Cast Iron: Cast iron couplings offer good strength and durability and are often used in industrial applications where resistance to shock loads and vibrations is necessary.
- Plastic/Polymer: Some flexible couplings use high-performance polymers or plastics, such as polyurethane or nylon. These materials provide good flexibility, low friction, and resistance to chemicals. Plastic couplings are suitable for applications where corrosion resistance and lightweight are essential.
- Elastomers: Elastomers are used as the flexible elements in many flexible couplings. Materials like natural rubber, neoprene, or urethane are commonly used as elastomer spider elements, providing flexibility and vibration damping properties.
The selection of the coupling material depends on the specific needs of the application. For instance, high-performance and heavy-duty applications may require steel or stainless steel couplings for their robustness, while applications where weight reduction is crucial may benefit from aluminum or polymer couplings. Additionally, the choice of material is influenced by factors such as temperature range, chemical exposure, and electrical requirements in the application’s operating environment.
Manufacturers typically provide material specifications for their couplings, helping users make informed decisions based on the specific demands of their applications.
editor by CX 2024-02-07
China Good quality Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Product Description
Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Features
Material: cast iron GG25, GG20 steel: C45
Parts: 2 couplings and 1 tire body.
Size from F40-F250. and Type: “B”, “F”, “H”.
Working temp: -20~80ºC
Transmission torque:10-20000N.M
Axial misalignment: D*2%
Radial deviation: D*1%
Angular misalignment:3°-6°
Application: tire couplings are usually used in wet, dusty, under attract, vibration, rotating, and complex working conditions. like: diesel pump
Installation: easy on, easy off.
Maintenance: no need for lubricating and durability.
Product Description
Size | Type | Bush No. | MaxBore | Type F&H | Type H | Serve over Key |
A | C | D | F | M | |||
mm | Inch | L | E | L | E | |||||||||
F40 | B | – | 32 | – | – | – | 33 | 22 | M5 | 104 | 82 | – | – | 11 |
F40 | F | 1008 | 25 | 1″ | 33 | 22 | – | – | – | 104 | 82 | – | – | 11 |
F40 | H | 1008 | 25 | 1″ | 33 | 22 | – | – | – | 104 | 82 | – | – | 11 |
F50 | B | – | 38 | – | – | – | 43 | 32 | M5 | 133 | 100 | 79 | – | 12.5 |
F50 | F | 1210 | 32 | 1 1/4″ | 38 | 25 | – | – | – | 133 | 100 | 79 | – | 12.5 |
F50 | H | 1210 | 32 | 1 1/4″ | 38 | 25 | – | – | – | 133 | 100 | 79 | – | 12.5 |
F80 | B | – | 45 | – | – | – | 55 | 33 | M6 | 165 | 125 | 70 | – | 16.5 |
F80 | F | 1610 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 165 | 125 | 103 | – | 16.5 |
F60 | H | 1610 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 165 | 125 | 103 | – | 16.6 |
F70 | B | – | 50 | – | – | – | 47 | 35 | M8 | 187 | 142 | 80 | 60 | 11.5 |
F70 | F | 2012 | 50 | 2″ | 44 | 32 | – | – | – | 187 | 142 | 80 | 50 | 11.5 |
F70 | H | 1810 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 187 | 142 | 80 | 50 | 11.5 |
F80 | B | – | 60 | – | – | – | 55 | 42 | M8 | 211 | 165 | 98 | 54 | 12.5 |
F80 | F | 2517 | 80 | 2 1/2″ | 58 | 45 | – | – | – | 211 | 165 | 98 | 54 | 12.5 |
F80 | H | 2012 | 50 | 2″ | 45 | 32 | – | – | – | 211 | 165 | 98 | 54 | 12.5 |
F90 | H | – | 70 | – | – | – | 63.5 | 49 | M10 | 235 | 188 | 108 | 62 | 13.5 |
F90 | F | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 108 | 62 | 13.5 |
F90 | H | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 108 | 62 | 13.5 |
F100 | H | – | 80 | – | – | – | 63.5 | 49 | M10 | 235 | 188 | 120 | 62 | 13.5 |
F100 | F | 3571 | 75 | 3″ | 64.5 | 51 | – | – | – | 235 | 188 | 125 | 62 | 13.5 |
F100 | H | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 113 | 62 | 13.5 |
F110 | B | – | 90 | – | – | – | 75.5 | 63 | M12 | 279 | 233 | 128 | 62 | 12.5 |
F110 | F | 3571 | 75 | 3″ | 63.5 | 51 | – | – | – | 279 | 233 | 134 | 62 | 12.5 |
F110 | H | 3571 | 75 | 3″ | 63.5 | 51 | – | – | – | 279 | 233 | 134 | 62 | 12.5 |
F120 | B | – | 100 | – | – | – | 84.5 | 70 | M12 | 314 | 264 | 140 | 67 | 14.5 |
F120 | F | 3525 | 100 | 4″ | 79.5 | 65 | – | – | – | 314 | 264 | 144 | 67 | 14.5 |
F120 | H | 3571 | 75 | 4″ | 85.5 | 51 | – | – | – | 314 | 264 | 144 | 67 | 14.5 |
F140 | B | – | 130 | – | – | – | 110.5 | 4 | M16 | 359 | 311 | 178 | 73 | 16 |
F140 | F | 3525 | 100 | 4″ | 81.5 | 65 | – | – | – | 359 | 311 | 178 | 73 | 16 |
F140 | H | 3525 | 100 | 4″ | 81.5 | 65 | – | – | – | 359 | 311 | 178 | 73 | 18 |
F160 | B | – | 140 | – | – | – | 117 | 102 | M20 | 402 | 345 | 187 | 78 | 16 |
F160 | F | 4030 | 115 | 4 1/2″ | 92 | 77 | – | – | – | 402 | 345 | 197 | 78 | 16 |
F160 | H | 4030 | 115 | 4 1/2″ | 92 | 77 | – | – | – | 402 | 345 | 197 | 78 | 16 |
F180 | B | – | 150 | – | – | – | 137 | 114 | M16 | 470 | 394 | 205 | 94 | 23 |
F180 | F | 4536 | 125 | 5″ | 112 | 89 | – | – | – | 470 | 394 | 205 | 94 | 23 |
F180 | H | 4535 | 125 | 5″ | 112 | 89 | – | – | – | 470 | 394 | 205 | 94 | 23 |
F200 | B | – | 150 | – | – | – | 138 | 114 | M20 | 508 | 429 | 205 | 103 | 24 |
F200 | F | 4535 | 125 | 5″ | 113 | 89 | – | – | – | 508 | 429 | 205 | 103 | 24 |
F200 | H | 4535 | 125 | 5″ | 113 | 89 | – | – | 508 | 429 | 205 | 103 | 24 | |
F220 | B | – | 160 | – | – | – | 154.5 | 127 | M20 | 562 | 474 | 223 | 118 | 27.5 |
F220 | F | 5571 | 125 | 5″ | 129.5 | 102 | – | – | – | 562 | 474 | 223 | 118 | 27.5 |
F220 | H | 5571 | 125 | 5″ | 129.5 | 102 | – | – | – | 562 | 474 | 223 | 118 | 27.5 |
F250 | H | – | 190 | – | – | 161.5 | 132 | M20 | 628 | 522 | 254 | 125 | 29.5 |
Related Products
Company Profile
FAQ
Q: How to ship to us?
A: It is available by air, sea, or train.
Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
---|
Standard Or Nonstandard: | Standard |
---|---|
Shaft Hole: | 25-190 |
Torque: | 10-30N.M |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
---|
Customization: |
Available
| Customized Request |
---|
Are there any safety considerations when using flexible couplings in rotating machinery?
Yes, there are several safety considerations to keep in mind when using flexible couplings in rotating machinery. While flexible couplings offer numerous benefits in terms of misalignment compensation, vibration isolation, and shock absorption, improper use or maintenance can lead to safety hazards. Here are some important safety considerations:
- Proper Installation: Ensure that the flexible coupling is installed correctly and securely following the manufacturer’s guidelines. Improper installation can lead to coupling failure, unexpected disconnection, or ejection of coupling components, which may result in equipment damage or injury to personnel.
- Alignment: Proper shaft alignment is essential for the reliable and safe operation of flexible couplings. Misaligned shafts can cause excessive stress on the coupling and connected components, leading to premature wear and possible failure. Regularly check and maintain proper shaft alignment to prevent safety risks.
- Operating Conditions: Consider the environmental and operating conditions of the machinery when selecting a flexible coupling. Some couplings are designed for specific temperature ranges, hazardous environments, or corrosive atmospheres. Using a coupling that is not suitable for the operating conditions can compromise safety and performance.
- Torque and Speed Limits: Always operate the flexible coupling within its specified torque and speed limits. Exceeding these limits can cause coupling failure, leading to unexpected downtime, equipment damage, and potential safety hazards.
- Maintenance: Regularly inspect and maintain the flexible coupling to ensure its continued safe operation. Check for signs of wear, damage, or corrosion, and promptly replace any worn or damaged components with genuine parts from the manufacturer.
- Emergency Stop Mechanism: In applications where safety is critical, consider implementing an emergency stop mechanism to quickly halt machinery operation in case of coupling failure or other emergencies.
- Personal Protective Equipment (PPE): When working with rotating machinery or during maintenance tasks involving couplings, personnel should wear appropriate PPE, such as gloves, eye protection, and clothing that can resist entanglement hazards.
- Training and Awareness: Ensure that personnel working with the machinery understand the potential hazards associated with flexible couplings and receive proper training on safe handling, installation, and maintenance procedures.
By adhering to these safety considerations, operators and maintenance personnel can mitigate potential risks and ensure the safe and reliable operation of rotating machinery with flexible couplings. Additionally, it is essential to comply with relevant safety standards and regulations specific to the industry and application to ensure a safe working environment.
How does a flexible coupling impact the overall reliability of connected equipment?
A flexible coupling significantly impacts the overall reliability of connected equipment in several ways:
- Misalignment Compensation: Flexible couplings can accommodate both angular and parallel misalignment between connected shafts. By allowing for misalignment, the coupling reduces the stress and wear on bearings, seals, and other rotating components. This feature prevents premature failure of these components, contributing to improved reliability and extended equipment lifespan.
- Vibration Damping: Flexible couplings possess inherent damping properties due to their elastomeric or flexible elements. These elements absorb and dissipate vibrations generated during the operation of machinery. By dampening vibrations, the coupling protects the connected equipment from excessive oscillations, reducing fatigue and preventing mechanical failures. This enhanced vibration control increases the reliability of the system.
- Shock Load Absorption: In applications with sudden load variations or shock loads, such as in heavy machinery or high-speed equipment, a flexible coupling acts as a shock absorber. It can absorb and dissipate the impact energy, protecting the machinery from damage caused by sudden loads. The ability to absorb shock loads contributes to the overall reliability of the connected equipment.
- Reduced Wear and Tear: The flexibility of the coupling minimizes stress and wear on rotating equipment. It allows for slight movements and misalignments, reducing friction and stress on bearings and other critical components. This reduction in wear and tear lowers the frequency of maintenance and replacement, increasing the overall reliability of the equipment.
- Compensation for Thermal Expansion: Temperature changes in machinery can lead to thermal expansion or contraction of shafts. A flexible coupling can compensate for these thermal effects, ensuring that the machinery remains properly aligned even as temperature conditions fluctuate. This compensation prevents binding and misalignment, promoting reliable performance.
- Protection Against Overloads: Flexible couplings help protect connected equipment from overloads and torsional vibrations. They act as a mechanical fuse, disconnecting the driveline when an overload occurs, thus preventing damage to expensive machinery. This safety feature enhances the overall reliability and reduces the risk of catastrophic failures.
- Easy Maintenance and Alignment: Flexible couplings are designed for easy installation and alignment. This feature simplifies maintenance procedures, making it easier to inspect and replace couplings when necessary. Properly aligned couplings lead to improved equipment performance and longevity, enhancing overall reliability.
By compensating for misalignment, damping vibrations, absorbing shock loads, reducing wear and tear, and providing other protective features, a flexible coupling significantly improves the reliability of connected equipment. It extends the lifespan of critical components, minimizes downtime, and ensures smooth and efficient operation, making it a valuable component in various industrial applications.
What materials are commonly used in manufacturing flexible couplings?
Flexible couplings are manufactured using a variety of materials, each offering different properties and characteristics suited for specific applications. The choice of material depends on factors such as the application’s requirements, environmental conditions, torque capacity, and desired flexibility. Here are some of the commonly used materials in manufacturing flexible couplings:
- Steel: Steel is a widely used material in flexible couplings due to its strength, durability, and excellent torque transmission capabilities. Steel couplings are suitable for heavy-duty industrial applications with high torque requirements and harsh operating conditions.
- Stainless Steel: Stainless steel is often used to manufacture flexible couplings in environments with high corrosion potential. Stainless steel couplings offer excellent resistance to rust and other corrosive elements, making them ideal for marine, food processing, and chemical industry applications.
- Aluminum: Aluminum couplings are lightweight, have low inertia, and provide excellent balance. They are commonly used in applications where reducing weight is critical, such as aerospace and robotics.
- Brass: Brass couplings are known for their electrical conductivity and are used in applications where electrical grounding or electrical isolation is required, such as in certain industrial machinery or electronics equipment.
- Cast Iron: Cast iron couplings offer good strength and durability and are often used in industrial applications where resistance to shock loads and vibrations is necessary.
- Plastic/Polymer: Some flexible couplings use high-performance polymers or plastics, such as polyurethane or nylon. These materials provide good flexibility, low friction, and resistance to chemicals. Plastic couplings are suitable for applications where corrosion resistance and lightweight are essential.
- Elastomers: Elastomers are used as the flexible elements in many flexible couplings. Materials like natural rubber, neoprene, or urethane are commonly used as elastomer spider elements, providing flexibility and vibration damping properties.
The selection of the coupling material depends on the specific needs of the application. For instance, high-performance and heavy-duty applications may require steel or stainless steel couplings for their robustness, while applications where weight reduction is crucial may benefit from aluminum or polymer couplings. Additionally, the choice of material is influenced by factors such as temperature range, chemical exposure, and electrical requirements in the application’s operating environment.
Manufacturers typically provide material specifications for their couplings, helping users make informed decisions based on the specific demands of their applications.
editor by CX 2023-09-27
China supplier Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Product Description
Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
Features
Material: cast iron GG25, GG20 steel: C45
Parts: 2 couplings and 1 tire body.
Size from F40-F250. and Type: “B”, “F”, “H”.
Working temp: -20~80ºC
Transmission torque:10-20000N.M
Axial misalignment: D*2%
Radial deviation: D*1%
Angular misalignment:3°-6°
Application: tire couplings are usually used in wet, dusty, under attract, vibration, rotating, and complex working conditions. like: diesel pump
Installation: easy on, easy off.
Maintenance: no need for lubricating and durability.
Product Description
Size | Type | Bush No. | MaxBore | Type F&H | Type H | Serve over Key |
A | C | D | F | M | |||
mm | Inch | L | E | L | E | |||||||||
F40 | B | – | 32 | – | – | – | 33 | 22 | M5 | 104 | 82 | – | – | 11 |
F40 | F | 1008 | 25 | 1″ | 33 | 22 | – | – | – | 104 | 82 | – | – | 11 |
F40 | H | 1008 | 25 | 1″ | 33 | 22 | – | – | – | 104 | 82 | – | – | 11 |
F50 | B | – | 38 | – | – | – | 43 | 32 | M5 | 133 | 100 | 79 | – | 12.5 |
F50 | F | 1210 | 32 | 1 1/4″ | 38 | 25 | – | – | – | 133 | 100 | 79 | – | 12.5 |
F50 | H | 1210 | 32 | 1 1/4″ | 38 | 25 | – | – | – | 133 | 100 | 79 | – | 12.5 |
F80 | B | – | 45 | – | – | – | 55 | 33 | M6 | 165 | 125 | 70 | – | 16.5 |
F80 | F | 1610 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 165 | 125 | 103 | – | 16.5 |
F60 | H | 1610 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 165 | 125 | 103 | – | 16.6 |
F70 | B | – | 50 | – | – | – | 47 | 35 | M8 | 187 | 142 | 80 | 60 | 11.5 |
F70 | F | 2012 | 50 | 2″ | 44 | 32 | – | – | – | 187 | 142 | 80 | 50 | 11.5 |
F70 | H | 1810 | 42 | 1 5/8″ | 42 | 25 | – | – | – | 187 | 142 | 80 | 50 | 11.5 |
F80 | B | – | 60 | – | – | – | 55 | 42 | M8 | 211 | 165 | 98 | 54 | 12.5 |
F80 | F | 2517 | 80 | 2 1/2″ | 58 | 45 | – | – | – | 211 | 165 | 98 | 54 | 12.5 |
F80 | H | 2012 | 50 | 2″ | 45 | 32 | – | – | – | 211 | 165 | 98 | 54 | 12.5 |
F90 | H | – | 70 | – | – | – | 63.5 | 49 | M10 | 235 | 188 | 108 | 62 | 13.5 |
F90 | F | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 108 | 62 | 13.5 |
F90 | H | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 108 | 62 | 13.5 |
F100 | H | – | 80 | – | – | – | 63.5 | 49 | M10 | 235 | 188 | 120 | 62 | 13.5 |
F100 | F | 3571 | 75 | 3″ | 64.5 | 51 | – | – | – | 235 | 188 | 125 | 62 | 13.5 |
F100 | H | 2517 | 60 | 2 1/2″ | 58.5 | 45 | – | – | – | 235 | 188 | 113 | 62 | 13.5 |
F110 | B | – | 90 | – | – | – | 75.5 | 63 | M12 | 279 | 233 | 128 | 62 | 12.5 |
F110 | F | 3571 | 75 | 3″ | 63.5 | 51 | – | – | – | 279 | 233 | 134 | 62 | 12.5 |
F110 | H | 3571 | 75 | 3″ | 63.5 | 51 | – | – | – | 279 | 233 | 134 | 62 | 12.5 |
F120 | B | – | 100 | – | – | – | 84.5 | 70 | M12 | 314 | 264 | 140 | 67 | 14.5 |
F120 | F | 3525 | 100 | 4″ | 79.5 | 65 | – | – | – | 314 | 264 | 144 | 67 | 14.5 |
F120 | H | 3571 | 75 | 4″ | 85.5 | 51 | – | – | – | 314 | 264 | 144 | 67 | 14.5 |
F140 | B | – | 130 | – | – | – | 110.5 | 4 | M16 | 359 | 311 | 178 | 73 | 16 |
F140 | F | 3525 | 100 | 4″ | 81.5 | 65 | – | – | – | 359 | 311 | 178 | 73 | 16 |
F140 | H | 3525 | 100 | 4″ | 81.5 | 65 | – | – | – | 359 | 311 | 178 | 73 | 18 |
F160 | B | – | 140 | – | – | – | 117 | 102 | M20 | 402 | 345 | 187 | 78 | 16 |
F160 | F | 4030 | 115 | 4 1/2″ | 92 | 77 | – | – | – | 402 | 345 | 197 | 78 | 16 |
F160 | H | 4030 | 115 | 4 1/2″ | 92 | 77 | – | – | – | 402 | 345 | 197 | 78 | 16 |
F180 | B | – | 150 | – | – | – | 137 | 114 | M16 | 470 | 394 | 205 | 94 | 23 |
F180 | F | 4536 | 125 | 5″ | 112 | 89 | – | – | – | 470 | 394 | 205 | 94 | 23 |
F180 | H | 4535 | 125 | 5″ | 112 | 89 | – | – | – | 470 | 394 | 205 | 94 | 23 |
F200 | B | – | 150 | – | – | – | 138 | 114 | M20 | 508 | 429 | 205 | 103 | 24 |
F200 | F | 4535 | 125 | 5″ | 113 | 89 | – | – | – | 508 | 429 | 205 | 103 | 24 |
F200 | H | 4535 | 125 | 5″ | 113 | 89 | – | – | 508 | 429 | 205 | 103 | 24 | |
F220 | B | – | 160 | – | – | – | 154.5 | 127 | M20 | 562 | 474 | 223 | 118 | 27.5 |
F220 | F | 5571 | 125 | 5″ | 129.5 | 102 | – | – | – | 562 | 474 | 223 | 118 | 27.5 |
F220 | H | 5571 | 125 | 5″ | 129.5 | 102 | – | – | – | 562 | 474 | 223 | 118 | 27.5 |
F250 | H | – | 190 | – | – | 161.5 | 132 | M20 | 628 | 522 | 254 | 125 | 29.5 |
Related Products
Company Profile
FAQ
Q: How to ship to us?
A: It is available by air, sea, or train.
Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
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Standard Or Nonstandard: | Standard |
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Shaft Hole: | 25-190 |
Torque: | 10-30N.M |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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Can flexible couplings handle misalignment between shafts?
Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.
Flexible couplings offer the ability to compensate for different types of misalignment, including:
- Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
- Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
- Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.
The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.
It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.
In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.
Can flexible couplings be used in applications with varying operating temperatures?
Yes, flexible couplings can be used in applications with varying operating temperatures. The suitability of a flexible coupling for a specific temperature range depends on its design and the materials used in its construction. Different types of flexible couplings are available to handle a wide range of temperature conditions, making them versatile for use in various industries and environments.
High-Temperature Applications:
For applications with high operating temperatures, such as those found in certain industrial processes, exhaust systems, or high-temperature machinery, flexible couplings made from materials with excellent heat resistance are used. These materials may include stainless steel alloys, heat-treated steels, or specialized high-temperature elastomers. High-temperature flexible couplings are designed to maintain their mechanical properties, including flexibility and torque transmission capabilities, even at elevated temperatures.
Low-Temperature Applications:
Conversely, for applications in extremely cold environments or cryogenic processes, flexible couplings constructed from materials with low-temperature resistance are employed. These couplings are designed to remain flexible and functional at very low temperatures without becoming brittle or losing their ability to handle misalignment. Some low-temperature couplings may use special polymers or elastomers with excellent cold-temperature performance.
Temperature Range Considerations:
When selecting a flexible coupling for applications with varying operating temperatures, it is essential to consider the specific temperature range in which the coupling will operate. Some flexible couplings have a wider temperature range, allowing them to function effectively in both high and low-temperature environments. However, in extreme temperature conditions, specialized couplings may be necessary to ensure reliable performance and prevent premature failure.
Manufacturer Guidelines:
Manufacturers of flexible couplings provide guidelines and specifications regarding the temperature range of their products. It is crucial to consult the manufacturer’s documentation to ensure that the chosen coupling is suitable for the intended operating temperature of the application. Using a coupling beyond its recommended temperature range can lead to performance issues, reduced efficiency, or even failure.
Applications:
Flexible couplings with varying temperature resistance find use in numerous industries, including aerospace, automotive, manufacturing, power generation, and more. Whether in high-temperature exhaust systems, low-temperature cryogenic processes, or regular industrial applications with temperature fluctuations, flexible couplings play a vital role in providing reliable power transmission and misalignment compensation.
In summary, flexible couplings can be effectively used in applications with varying operating temperatures, provided that the coupling’s design and material properties align with the specific temperature requirements of the application.
What is a flexible coupling and how does it work?
A flexible coupling is a mechanical device used to connect two shafts while allowing for relative movement between them. It is designed to transmit torque from one shaft to another while compensating for misalignment, vibration, and shock. Flexible couplings are essential components in various rotating machinery and systems, as they help protect the connected equipment and enhance overall performance.
Types of Flexible Couplings:
There are several types of flexible couplings, each with its unique design and characteristics. Some common types include:
- Jaw Couplings: Jaw couplings feature elastomer spiders that fit between two hubs. They can accommodate angular and parallel misalignment while dampening vibrations.
- Disc Couplings: Disc couplings use thin metallic discs to connect the shafts. They are highly flexible and provide excellent misalignment compensation.
- Gear Couplings: Gear couplings use gear teeth to transmit torque. They offer high torque capacity and can handle moderate misalignment.
- Beam Couplings: Beam couplings use a single piece of flexible material, such as a metal beam, to transmit torque while compensating for misalignment.
- Bellows Couplings: Bellows couplings use a bellows-like structure to allow for axial, angular, and parallel misalignment compensation.
- Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot to allow for misalignment compensation.
How a Flexible Coupling Works:
The operation of a flexible coupling depends on its specific design, but the general principles are similar. Let’s take the example of a jaw coupling to explain how a flexible coupling works:
- Two shafts are connected to the coupling hubs on either side, with an elastomer spider placed between them.
- When torque is applied to one shaft, it causes the spider to compress and deform slightly, transmitting the torque to the other shaft.
- In case of misalignment between the shafts, the elastomer spider flexes and compensates for the misalignment, ensuring smooth torque transmission without imposing excessive loads on the shafts or connected equipment.
- The elastomer spider also acts as a damping element, absorbing vibrations and shocks during operation, which reduces wear on the equipment and enhances system stability.
Overall, the flexibility and ability to compensate for misalignment are the key features that allow a flexible coupling to function effectively. The choice of a specific flexible coupling type depends on the application’s requirements, such as torque capacity, misalignment compensation, and environmental conditions.
editor by CX 2023-09-18
China Sanitary Stainless Steel Clamp Pipe Fitting Hose Coupling coupling energy
Merchandise Description
Q: Why would I choose you?
HangZhou QiMing Stainless Co., Ltd has been engaging in manufacturing sanitary valves, fittings, tank components and pumps for over 15 years, outstanding in production capacity, effective management, accurate lead time, on-time shipments and problems-solving rate after sales.
Q: May I have free samples before ordering?
Yes, our company is very pleased to send you free samples for quality test as long as freight cost being paid by buyers themselves.
Q: What’s the MOQ?
The majority of products are fully in stock, so we accept 1 piece as the minimum order quantity.
Q: Does your company have the export license?
Yes, we have more than 4 years export experience, we can do FOB, C&F, CIF, DDU and DDP (Russian Only).
Q: What’s the payment term?
ü For small testing orders, we accept Paypal, Western Union, T/T and Credit Card.
ü For mass orders, we accept T/T and L/C.
Q: How would you minimize damages during delivery?
ü Standard: mass orders will be packed by many carbon boxes and filled in plywood cases.
ü Available requirement: blister packing for every piece of product, plastic caps for clamp connected products.
Q: How would you choose the shipment way?
Fundamentally, we will select shipment ways based on four factors (order quantity, delivery time, costs and customs policy), then list couples of reasonable options with Pros and Cons to customers, letting them to decide
To Be Negotiated | 1 Piece (Min. Order) |
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Material: | Stainless Steel |
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Connection: | Clamp |
Standard: | SMS, DIN, Rjt, Idf |
Transport Package: | Bubble Pack and Carton |
Specification: | 1/4"-4" |
Trademark: | QM Stainless |
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Customization: |
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To Be Negotiated | 1 Piece (Min. Order) |
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Material: | Stainless Steel |
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Connection: | Clamp |
Standard: | SMS, DIN, Rjt, Idf |
Transport Package: | Bubble Pack and Carton |
Specification: | 1/4"-4" |
Trademark: | QM Stainless |
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Customization: |
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Programming With Couplings
A coupling is a mechanical device that connects two shafts together and transmits power. Its purpose is to join rotating equipment and allows some degree of end-movement or misalignment. There are many different types of couplings. It’s important to choose the right one for your application.
Mechanical connection between two shafts
There are many ways to achieve mechanical connection between two shafts, including the use of a coupling. One common type is the beam coupling, which is also known as a helical coupling. It is used for transmission of torque between two shafts. This type of connection accommodates axial, parallel and angular misalignments.
The hubs and shafts of a worm gear are connected together by a coupling. This mechanical connection allows one shaft to turn another without causing a mechanical failure. This type of coupling is made from sliding or rubbing parts to transfer torque. However, the coupling is not designed to withstand jerks, so it isn’t suitable for high-speed applications.
The use of a coupling is common in machinery and equipment. It helps transmit power from one drive shaft to the other, while adding mechanical flexibility. It is also useful for reducing the impact and vibration caused by misalignment. It also protects the drive shaft components from wear and tear.
A double-hook coupling can be used to provide a uniform angular velocity at the driven shaft. Another example is a double-jointed coupling. A double-jointed coupling can be used to connect shafts that are not directly intersecting. The double-jointed yoke can be used for the same purpose.
A shaft coupling is a device that maintains a strong mechanical connection between two shafts. It transfers motion from one shaft to another, at all loads and misalignments. Unlike a conventional linkage, a shaft coupling isn’t designed to allow relative motion between the two shafts. Couplings often serve several purposes in a machine, but their primary use is torque and power transmission.
Functions that control the flow of another function
One of the simplest programming constructs is a function that controls the flow of another function. A function can take an argument and return a different value, but it must be ready to return before it can pass that value to another function. To do this, you can use the goto statement and the if statement. Another way to control flow is to use a conditional statement.
Criteria for selecting a coupling
There are several important factors to consider when choosing the right coupling. One of the most important factors is coupling stiffness, which depends on the material used and the shape. The stiffness of a coupling determines its ability to resist elastic deformation. A stiff coupling is desirable for certain types of applications, but it’s undesirable for others. Stiffness can reduce the performance of a system if there’s too much inertia. To avoid this, ensure that the coupling you choose is within the recommended limits.
The size of a coupling is also important. Different coupling types can accommodate different shaft sizes and shapes. Some couplings have special features, such as braking and shear pin protection. When choosing a coupling, you should also consider the type of driven equipment. If you need to connect a high-torque motor, for example, you’ll want to choose a gear coupling. Likewise, a high-speed machine may require a disc coupling.
Another factor to consider when selecting a coupling is the torque rating. Despite its importance, it’s often underestimated. The torque rating is defined as the torque of the coupling divided by its OD. In some cases, torque may fluctuate during a cycle, requiring a coupling with a higher torque rating.
Torsionally flexible couplings are also important to consider. Their design should be able to withstand the torque required during operation, as well as the required speed. The coupling should also have a high degree of torsional stiffness, as well as damping. Furthermore, a damping coupling can reduce the energy wasted through vibration.
The sizing of a coupling is also determined by the torque. Many engineers use torque to select the correct coupling size, but they also take into consideration torsional flexibility and torsional stiffness. For example, a shaft may be able to handle large torque without damaging the coupling, while a disk may be unable to handle large amounts of torque.
Besides torque, another important consideration in coupling selection is the cost. While a coupling may be cheaper, it may be less reliable or easier to maintain. Couplings that are difficult to service may not last as long. They may also require frequent maintenance. If that’s the case, consider purchasing a coupling with a low service factor.
There are many different types of couplings. Some require additional lubrication throughout their lifetime, while others are 100% lubrication-free. An example of a 100% lubrication-free coupling is the RBI flexible coupling from CZPT. This type of coupling can significantly reduce your total cost of ownership.
In addition to the above-mentioned benefits, elastomeric couplings are low-cost and need little maintenance. While they are often cheaper than metallic couplings, they also have excellent shock absorption and vibration dampening properties. However, they are susceptible to high temperatures. Also, they are difficult to balance as an assembly, and have limited overload torque capacity.
editor by CX 2023-03-27
China Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling coupling electrical
Merchandise Description
Product No. | φD | L | L1 | L2 | L3 | S | M | Tighten the strength(N.m) |
SG7-ten-14- | fifteen | 20 | 6 | six | three | 1 | M3 | one |
SG7-10-twenty five- | 26 | 26 | 8 | eight | four | 1 | M4 | 1.5 |
SG7-10-30- | 32 | 32 | ten | 9 | five | one.five | M4 | 1.7 |
SG7-ten-forty- | forty | fifty | 17 | 12 | eight.five | two | M5 | four |
SG7-ten-fifty five- | 56 | fifty eight | 20 | fourteen | 10 | 2 | M5 | four |
SG7-10-65- | sixty six | sixty two | 21 | fifteen | 10.five | two.5 | M8 | fifteen |
SG7-ten-80- | eighty two | 86 | 31 | 18 | fifteen.five | 3 | M8 | fifteen |
SG7-10-95- | ninety eight | 94 | 34 | 20 | 17 | three | M8 | 15 |
SG7-ten-108- | 108 | 123 | 46 | 24 | 23 | three.5 | M8 | fifteen |
1111111111111111
Merchandise No. | Rated torque | Maximum Torque | Max Speed | Inertia Instant | N.m rad | RRO | Tilting Tolerance | End-play | Bodyweight:(g) |
SG7-ten-fourteen- | one.1N.m | two.2N.m | 19000prm | 3.9×10-4kg.m² | 45N.m/rad | .02mm | 1.0c | +.6mm | twenty |
SG7-10-twenty five- | 6.0N.m | 12N.m | 16000prm | six.8×10kg.m² | 56N.m/rad | .02mm | 1.0c | +.6mm | twenty five |
SG7-10-thirty- | 6.5N.m | 13N.m | 15000prm | eight.3×10kg.m² | 70N.m/rad | .02mm | 1.0c | +.6mm | 46 |
SG7-ten-forty- | 32N.m | 64N.m | 13000prm | 9.3×10kg.m² | 490N.m/rad | .02mm | 1.0c | +.8mm | a hundred thirty five |
SG7-10-fifty five- | 46N.m | 92N.m | 10500prm | 3.8×10-3kg.m² | 1470N.m/rad | .02mm | one.0c | +.8mm | 300 |
SG7-ten-sixty five- | 109N.m | 218N.m | 8300prm | 8×10kg.m² | 2700N.m/rad | .02mm | one.0c | +.8mm | 570 |
SG7-10-80- | 135N.m | 270N.m | 7000prm | one.5×10-2kg.m² | 3100N.m/rad | .02mm | one.0c | +1.0mm | 910 |
SG7-ten-ninety five- | 260N.m | 520N.m | 6000prm | 1.9×10kg.m² | 4400N.m/rad | .02mm | 1.0c | +1.0mm | 1530 |
SG7-10-108- | 430N.m | 860N.m | 5000prm | 3×10kg.m² | 5700N.m/rad | .02mm | 1.0c | +1.0mm | 2200 |
US $8-58 / Piece | |
10 Pieces (Min. Order) |
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Standard Or Nonstandard: | Nonstandard |
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Shaft Hole: | 2-45mm |
Torque: | 1-860n.M |
Bore Diameter: | 14-105mm |
Speed: | 19000-5500rpm |
Structure: | Rigid |
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Item No. | φD | L | L1 | L2 | L3 | S | M | Tighten the strength(N.m) |
SG7-10-14- | 15 | 20 | 6 | 6 | 3 | 1 | M3 | 1 |
SG7-10-25- | 26 | 26 | 8 | 8 | 4 | 1 | M4 | 1.5 |
SG7-10-30- | 32 | 32 | 10 | 9 | 5 | 1.5 | M4 | 1.7 |
SG7-10-40- | 40 | 50 | 17 | 12 | 8.5 | 2 | M5 | 4 |
SG7-10-55- | 56 | 58 | 20 | 14 | 10 | 2 | M5 | 4 |
SG7-10-65- | 66 | 62 | 21 | 15 | 10.5 | 2.5 | M8 | 15 |
SG7-10-80- | 82 | 86 | 31 | 18 | 15.5 | 3 | M8 | 15 |
SG7-10-95- | 98 | 94 | 34 | 20 | 17 | 3 | M8 | 15 |
SG7-10-108- | 108 | 123 | 46 | 24 | 23 | 3.5 | M8 | 15 |
###
Item No. | Rated torque | Maximum Torque | Max Speed | Inertia Moment | N.m rad | RRO | Tilting Tolerance | End-play | Weight:(g) |
SG7-10-14- | 1.1N.m | 2.2N.m | 19000prm | 3.9×10-4kg.m² | 45N.m/rad | 0.02mm | 1.0c | +0.6mm | 20 |
SG7-10-25- | 6.0N.m | 12N.m | 16000prm | 6.8×10kg.m² | 56N.m/rad | 0.02mm | 1.0c | +0.6mm | 25 |
SG7-10-30- | 6.5N.m | 13N.m | 15000prm | 8.3×10kg.m² | 70N.m/rad | 0.02mm | 1.0c | +0.6mm | 46 |
SG7-10-40- | 32N.m | 64N.m | 13000prm | 9.3×10kg.m² | 490N.m/rad | 0.02mm | 1.0c | +0.8mm | 135 |
SG7-10-55- | 46N.m | 92N.m | 10500prm | 3.8×10-3kg.m² | 1470N.m/rad | 0.02mm | 1.0c | +0.8mm | 300 |
SG7-10-65- | 109N.m | 218N.m | 8300prm | 8×10kg.m² | 2700N.m/rad | 0.02mm | 1.0c | +0.8mm | 570 |
SG7-10-80- | 135N.m | 270N.m | 7000prm | 1.5×10-2kg.m² | 3100N.m/rad | 0.02mm | 1.0c | +1.0mm | 910 |
SG7-10-95- | 260N.m | 520N.m | 6000prm | 1.9×10kg.m² | 4400N.m/rad | 0.02mm | 1.0c | +1.0mm | 1530 |
SG7-10-108- | 430N.m | 860N.m | 5000prm | 3×10kg.m² | 5700N.m/rad | 0.02mm | 1.0c | +1.0mm | 2200 |
US $8-58 / Piece | |
10 Pieces (Min. Order) |
###
Standard Or Nonstandard: | Nonstandard |
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Shaft Hole: | 2-45mm |
Torque: | 1-860n.M |
Bore Diameter: | 14-105mm |
Speed: | 19000-5500rpm |
Structure: | Rigid |
###
Item No. | φD | L | L1 | L2 | L3 | S | M | Tighten the strength(N.m) |
SG7-10-14- | 15 | 20 | 6 | 6 | 3 | 1 | M3 | 1 |
SG7-10-25- | 26 | 26 | 8 | 8 | 4 | 1 | M4 | 1.5 |
SG7-10-30- | 32 | 32 | 10 | 9 | 5 | 1.5 | M4 | 1.7 |
SG7-10-40- | 40 | 50 | 17 | 12 | 8.5 | 2 | M5 | 4 |
SG7-10-55- | 56 | 58 | 20 | 14 | 10 | 2 | M5 | 4 |
SG7-10-65- | 66 | 62 | 21 | 15 | 10.5 | 2.5 | M8 | 15 |
SG7-10-80- | 82 | 86 | 31 | 18 | 15.5 | 3 | M8 | 15 |
SG7-10-95- | 98 | 94 | 34 | 20 | 17 | 3 | M8 | 15 |
SG7-10-108- | 108 | 123 | 46 | 24 | 23 | 3.5 | M8 | 15 |
###
Item No. | Rated torque | Maximum Torque | Max Speed | Inertia Moment | N.m rad | RRO | Tilting Tolerance | End-play | Weight:(g) |
SG7-10-14- | 1.1N.m | 2.2N.m | 19000prm | 3.9×10-4kg.m² | 45N.m/rad | 0.02mm | 1.0c | +0.6mm | 20 |
SG7-10-25- | 6.0N.m | 12N.m | 16000prm | 6.8×10kg.m² | 56N.m/rad | 0.02mm | 1.0c | +0.6mm | 25 |
SG7-10-30- | 6.5N.m | 13N.m | 15000prm | 8.3×10kg.m² | 70N.m/rad | 0.02mm | 1.0c | +0.6mm | 46 |
SG7-10-40- | 32N.m | 64N.m | 13000prm | 9.3×10kg.m² | 490N.m/rad | 0.02mm | 1.0c | +0.8mm | 135 |
SG7-10-55- | 46N.m | 92N.m | 10500prm | 3.8×10-3kg.m² | 1470N.m/rad | 0.02mm | 1.0c | +0.8mm | 300 |
SG7-10-65- | 109N.m | 218N.m | 8300prm | 8×10kg.m² | 2700N.m/rad | 0.02mm | 1.0c | +0.8mm | 570 |
SG7-10-80- | 135N.m | 270N.m | 7000prm | 1.5×10-2kg.m² | 3100N.m/rad | 0.02mm | 1.0c | +1.0mm | 910 |
SG7-10-95- | 260N.m | 520N.m | 6000prm | 1.9×10kg.m² | 4400N.m/rad | 0.02mm | 1.0c | +1.0mm | 1530 |
SG7-10-108- | 430N.m | 860N.m | 5000prm | 3×10kg.m² | 5700N.m/rad | 0.02mm | 1.0c | +1.0mm | 2200 |
Functions and Modifications of Couplings
A coupling is a mechanical device that connects two shafts and transmits power. Its main purpose is to join two rotating pieces of equipment together, and it can also be used to allow some end movement or misalignment. There are many different types of couplings, each serving a specific purpose.
Functions
Functions of coupling are useful tools to study the dynamical interaction of systems. These functions have a wide range of applications, ranging from electrochemical processes to climate processes. The research being conducted on these functions is highly interdisciplinary, and experts from different fields are contributing to this issue. As such, this issue will be of interest to scientists and engineers in many fields, including electrical engineering, physics, and mathematics.
To ensure the proper coupling of data, coupling software must perform many essential functions. These include time interpolation and timing, and data exchange between the appropriate nodes. It should also guarantee that the time step of each model is divisible by the data exchange interval. This will ensure that the data exchange occurs at the proper times.
In addition to transferring power, couplings are also used in machinery. In general, couplings are used to join two rotating pieces. However, they can also have other functions, including compensating for misalignment, dampening axial motion, and absorbing shock. These functions determine the coupling type required.
The coupling strength can also be varied. For example, the strength of the coupling can change from negative to positive. This can affect the mode splitting width. Additionally, coupling strength is affected by fabrication imperfections. The strength of coupling can be controlled with laser non-thermal oxidation and water micro-infiltration, but these methods have limitations and are not reversible. Thus, the precise control of coupling strength remains a major challenge.
Applications
Couplings transmit power from a driver to the driven piece of equipment. The driver can be an electric motor, steam turbine, gearbox, fan, or pump. A coupling is often the weak link in a pump assembly, but replacing it is less expensive than replacing a sheared shaft.
Coupling functions have wide applications, including biomedical and electrical engineering. In this book, we review some of the most important developments and applications of coupling functions in these fields. We also discuss the future of the field and the implications of these discoveries. This is a comprehensive review of recent advances in coupling functions, and will help guide future research.
Adaptable couplings are another type of coupling. They are made up of a male and female spline in a polymeric material. They can be mounted using traditional keys, keyways, or taper bushings. For applications that require reversal, however, keyless couplings are preferable. Consider your process speed, maximum load capacity, and torque when choosing an adaptable coupling.
Coupling reactions are also used to make pharmaceutical products. These chemical reactions usually involve the joining of two chemical species. In most cases, a metal catalyst is used. The Ullmann reaction, for instance, is an important example of a hetero-coupling reaction. This reaction involves an organic halide with an organometallic compound. The result is a compound with the general formula R-M-R. Another important coupling reaction involves the Suzuki coupling, which unites two chemical species.
In engineering, couplings are mechanical devices that connect two shafts. Couplings are important because they enable the power to be transmitted from one end to the other without allowing a shaft to separate during operation. They also reduce maintenance time. Proper selection, installation, and maintenance, will reduce the amount of time needed to repair a coupling.
Maintenance
Maintenance of couplings is an important part of the lifecycle of your equipment. It’s important to ensure proper alignment and lubrication to keep them running smoothly. Inspecting your equipment for signs of wear can help you identify problems before they cause downtime. For instance, improper alignment can lead to uneven wear of the coupling’s hubs and grids. It can also cause the coupling to bind when you rotate the shaft manually. Proper maintenance will extend the life of your coupling.
Couplings should be inspected frequently and thoroughly. Inspections should go beyond alignment checks to identify problems and recommend appropriate repairs or replacements. Proper lubrication is important to protect the coupling from damage and can be easily identified using thermography or vibration analysis. In addition to lubrication, a coupling that lacks lubrication may require gaskets or sealing rings.
Proper maintenance of couplings will extend the life of the coupling by minimizing the likelihood of breakdowns. Proper maintenance will help you save money and time on repairs. A well-maintained coupling can be a valuable asset for your equipment and can increase productivity. By following the recommendations provided by your manufacturer, you can make sure your equipment is operating at peak performance.
Proper alignment and maintenance are critical for flexible couplings. Proper coupling alignment will maximize the life of your equipment. If you have a poorly aligned coupling, it may cause other components to fail. In some cases, this could result in costly downtime and increased costs for the company.
Proper maintenance of couplings should be done regularly to minimize costs and prevent downtime. Performing periodic inspections and lubrication will help you keep your equipment in top working order. In addition to the alignment and lubrication, you should also inspect the inside components for wear and alignment issues. If your coupling’s lubrication is not sufficient, it may lead to hardening and cracking. In addition, it’s possible to develop leaks that could cause damage.
Modifications
The aim of this paper is to investigate the effects of coupling modifications. It shows that such modifications can adversely affect the performance of the coupling mechanism. Moreover, the modifications can be predicted using chemical physics methods. The results presented here are not exhaustive and further research is needed to understand the effects of such coupling modifications.
The modifications to coupling involve nonlinear structural modifications. Four examples of such modifications are presented. Each is illustrated with example applications. Then, the results are verified through experimental and simulated case studies. The proposed methods are applicable to large and complex structures. They are applicable to a variety of engineering systems, including nonlinear systems.
editor by czh 2023-01-26