Product Description
Product Description
Product Parameters
| product | Nm148 Elastic Shaft Torsional Rubber HRC Coupling for 3D printing equipment |
| material | stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc . |
| size | ISO standard ,customer requirements |
| BORE | Finished bore, Pilot Bore, Special request |
| surface treatment | Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering |
| Processing Method | Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc |
| Heat Treatment | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding…… |
| Package | Wooden Case/Container and pallet, or made-to-order |
| Certificate | ISO9001 ,SGS |
| Machining Process | Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping |
| Applications | Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc. |
| Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
workshop & equipment
Production process
Certifications
Our Advantages
1 . Prioritized Quality
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS
10 . Customization support
11 .Excellent after-sales service
shipping
sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season
large order leading time :
20-30 working days as usual
30-40 working days in busy season
FAQ
1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .
2 .Do you accept small order?
If your order bearings are our standard size, we accept even 1pcs.
3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.
/* 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(/(.*?):(.*)$/))&&1
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 8-24 |
| Torque: | >80N.M |
| Bore Diameter: | 14mm |
| Speed: | 4000r/M |
| Structure: | Rigid |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can flexible couplings accommodate high torque and high-speed applications?
Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.
High Torque Applications:
Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.
Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.
High-Speed Applications:
Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.
Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.
Considerations:
When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:
- The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
- The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
- Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
- In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.
In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.
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 2024-05-14
China Good quality Nm-148 Elastic Shaft Torsional Rubber HRC Coupling for High Precision CNC Machinery nm couplimg
Product Description
Product Description
Product Parameters
| product | Nm148 Elastic Shaft Torsional Rubber HRC Coupling for 3D printing equipment |
| material | stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc . |
| size | ISO standard ,customer requirements |
| BORE | Finished bore, Pilot Bore, Special request |
| surface treatment | Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering |
| Processing Method | Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc |
| Heat Treatment | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding…… |
| Package | Wooden Case/Container and pallet, or made-to-order |
| Certificate | ISO9001 ,SGS |
| Machining Process | Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping |
| Applications | Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc. |
| Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
workshop & equipment
Production process
Certifications
Our Advantages
1 . Prioritized Quality
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS
10 . Customization support
11 .Excellent after-sales service
shipping
sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season
large order leading time :
20-30 working days as usual
30-40 working days in busy season
FAQ
1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .
2 .Do you accept small order?
If your order bearings are our standard size, we accept even 1pcs.
3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.
/* 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(/(.*?):(.*)$/))&&1
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 8-24 |
| Torque: | >80N.M |
| Bore Diameter: | 14mm |
| Speed: | 4000r/M |
| Structure: | Rigid |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
What are the differences between elastomeric and metallic flexible coupling designs?
Elastomeric and metallic flexible couplings are two distinct designs used to transmit torque and accommodate misalignment in mechanical systems. Each type offers unique characteristics and advantages, making them suitable for different applications.
Elastomeric Flexible Couplings:
Elastomeric flexible couplings, also known as flexible or jaw couplings, employ an elastomeric material (rubber or similar) as the flexible element. The elastomer is typically molded between two hubs, and it acts as the connector between the driving and driven shafts. The key differences and characteristics of elastomeric couplings include:
- Misalignment Compensation: Elastomeric couplings are designed to handle moderate levels of angular, parallel, and axial misalignment. The elastomeric material flexes to accommodate the misalignment while transmitting torque between the shafts.
- Vibration Damping: The elastomeric material in these couplings offers excellent vibration dampening properties, reducing the transmission of vibrations from one shaft to another. This feature helps protect connected equipment from excessive vibrations and enhances system reliability.
- Shock Load Absorption: Elastomeric couplings can absorb and dampen shock loads, protecting the system from sudden impacts or overloads.
- Cost-Effective: Elastomeric couplings are generally more cost-effective compared to metallic couplings, making them a popular choice for various industrial applications.
- Simple Design and Installation: Elastomeric couplings often have a straightforward design, allowing for easy installation and maintenance.
- Lower Torque Capacity: These couplings have a lower torque capacity compared to metallic couplings, making them suitable for applications with moderate torque requirements.
- Common Applications: Elastomeric couplings are commonly used in pumps, compressors, fans, conveyors, and other applications that require moderate torque transmission and misalignment compensation.
Metallic Flexible Couplings:
Metallic flexible couplings use metal components (such as steel, stainless steel, or aluminum) to connect the driving and driven shafts. The metallic designs can vary significantly depending on the type of metallic coupling, but some general characteristics include:
- High Torque Capacity: Metallic couplings have higher torque transmission capabilities compared to elastomeric couplings. They are well-suited for applications requiring high torque handling.
- Misalignment Compensation: Depending on the design, some metallic couplings can accommodate minimal misalignment, but they are generally not as flexible as elastomeric couplings in this regard.
- Stiffer Construction: Metallic couplings are generally stiffer than elastomeric couplings, offering less vibration dampening but higher torsional stiffness.
- Compact Design: Metallic couplings can have a more compact design, making them suitable for applications with limited space.
- Higher Precision: Metallic couplings often offer higher precision and concentricity, resulting in better shaft alignment.
- Higher Cost: Metallic couplings are typically more expensive than elastomeric couplings due to their construction and higher torque capacity.
- Common Applications: Metallic couplings are commonly used in high-speed machinery, precision equipment, robotics, and applications with high torque requirements.
Summary:
In summary, the main differences between elastomeric and metallic flexible coupling designs lie in their flexibility, torque capacity, vibration dampening, cost, and applications. Elastomeric couplings are suitable for applications with moderate torque, misalignment compensation, and vibration dampening requirements. On the other hand, metallic couplings are chosen for applications with higher torque and precision requirements, where flexibility and vibration dampening are less critical.
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 2024-05-03
China high quality Nm-148 Elastic Shaft Torsional Rubber HRC Coupling for High Precision CNC Machinery nm couplimg
Product Description
Product Description
Product Parameters
| product | Nm148 Elastic Shaft Torsional Rubber HRC Coupling for 3D printing equipment |
| material | stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc . |
| size | ISO standard ,customer requirements |
| BORE | Finished bore, Pilot Bore, Special request |
| surface treatment | Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering |
| Processing Method | Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc |
| Heat Treatment | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding…… |
| Package | Wooden Case/Container and pallet, or made-to-order |
| Certificate | ISO9001 ,SGS |
| Machining Process | Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping |
| Applications | Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc. |
| Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
workshop & equipment
Production process
Certifications
Our Advantages
1 . Prioritized Quality
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS
10 . Customization support
11 .Excellent after-sales service
shipping
sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season
large order leading time :
20-30 working days as usual
30-40 working days in busy season
FAQ
1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .
2 .Do you accept small order?
If your order bearings are our standard size, we accept even 1pcs.
3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.
/* 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(/(.*?):(.*)$/))&&1
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 8-24 |
| Torque: | >80N.M |
| Bore Diameter: | 14mm |
| Speed: | 4000r/M |
| Structure: | Rigid |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How does a flexible coupling protect connected equipment from shock loads and vibrations?
Flexible couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing damping and isolation capabilities. When machines or mechanical systems experience sudden shock loads or vibrations, the flexible coupling acts as a buffer, absorbing and dissipating the impact, thereby reducing the transmitted forces and protecting the equipment. Here’s how flexible couplings achieve this:
- Damping of Vibrations: Flexible couplings are often made from materials that exhibit damping properties. When vibrations are transmitted through the shafts, the flexible coupling’s material can absorb a portion of the vibrational energy, converting it into heat. This dissipation of energy helps reduce the amplitude of the vibrations and prevents them from propagating further into the connected equipment.
- Vibration Isolation: In addition to damping vibrations, flexible couplings also offer a degree of vibration isolation. They are designed to decouple the two shafts, which means that vibrations occurring on one shaft are not directly transmitted to the other shaft. This isolation effect prevents vibrations from propagating across the entire system and minimizes the impact on sensitive equipment or nearby components.
- Shock Absorption: When the connected machinery experiences sudden shock loads, such as during a startup or abrupt changes in load, the flexible coupling can act as a shock absorber. The coupling’s design allows it to deform slightly under the impact, absorbing and distributing the shock energy. This prevents the shock from being directly transferred to the connected equipment, reducing the risk of damage or premature wear.
- Misalignment Compensation: Flexible couplings are capable of compensating for misalignment between the shafts. Misalignment can lead to additional stresses and vibrations in the system. By allowing for some degree of angular, parallel, and axial misalignment, the flexible coupling reduces the forces transmitted to the connected equipment and the supporting structures.
- Reduction of Resonance Effects: Resonance is a phenomenon that occurs when the natural frequency of a system matches the frequency of external vibrations, leading to amplified vibrations. Flexible couplings can help avoid resonance effects by altering the system’s natural frequency and providing some level of flexibility that damps the resonance response.
By incorporating a flexible coupling into the drivetrain or power transmission system, equipment manufacturers and operators can significantly improve the reliability and longevity of connected machinery. The coupling’s ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more stable operation, reducing maintenance requirements and enhancing overall system performance.
In summary, flexible couplings act as protective elements, shielding connected equipment from shock loads and vibrations. Their ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more reliable operation of various mechanical systems.
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 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 2024-04-22
China supplier New Jaw Type Flexible Elastic Rubber Spider Star Jaw Shaft Coupling for CNC Machinery coupling constant
Product Description
| 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 |
1111111111111111
| 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 |
| Standard Or Nonstandard: | Nonstandard |
|---|---|
| Shaft Hole: | 2-45mm |
| Torque: | 1-860n.M |
| Bore Diameter: | 14-105mm |
| Speed: | 19000-5500rpm |
| Structure: | Rigid |
Types of Couplings
A coupling is a device that connects two shafts together. It transmits power from one end to another and is used for joining rotating equipment. A coupling is flexible and can accommodate a certain amount of end movement and misalignment. This allows for more flexibility in applications. Various types of couplings are available, and each one serves a specific purpose.
Shaft couplings
There are many types of shaft couplings, and they are used in a wide range of applications. The type you need depends on the torque, speed, and horsepower you need, as well as the size of the shaft and its spatial limitations. You may also need to consider whether the coupling will accommodate misalignment.
Some shaft couplings are flexible, while others are rigid. Flexible couplings can accommodate up to two degrees of misalignment. They are available in different materials, including aluminum, stainless steel, and titanium. They can also be known by different names, depending on the industry. Some couplings can also be used in a single or multiple-shaft application.
The first type of shaft coupling is a rigid coupling, which consists of two parts that fit together tightly around the shafts. These couplings are designed to have more flexibility than sleeved models, and they can be used on fixed shafts as well. The flanged coupling, on the other hand, is designed for heavy loads and is made of two perpendicular flanges. The flanges are large enough to accommodate screws and are generally used with heavy-duty applications.
CZPT shaft couplings are a great choice if you’re looking for a shaft coupling that delivers high performance, durability, and low cost. These metal disc-style couplings provide low backlash and high torsional stiffness. Their high misalignment tolerance reduces reaction loads on connected components, which makes them ideal for high-speed precision applications. Available in single and double-disc models, they have torque ratings of up to 2,200 in-lbs. (250N) and are available in fourteen sizes.
When using shaft couplings, it is important to choose the right type for your application. Backlash can cause a shaft coupling to break or become unusable. In order to prevent this from happening, you should replace worn or loose parts, and ensure that the hub and key are evenly positioned with the shaft. If you’re using a shaft coupling in a motion-control system, it is important to keep the torque level consistent.
Flexible couplings
Flexible couplings are a type of coupling used to connect two shafts. They are made of rubber or plastic and allow for axial movement of the connected equipment. They do not require lubrication and are resistant to fatigue failure. Flexible couplings are useful for a number of applications. A common type of flexible coupling is the gear coupling, which has gear teeth inside its sleeve. Another type of flexible coupling is the metallic membrane coupling. A metallic membrane coupling is flexible due to flexing metallic discs.
One major disadvantage of flexible couplings is their inability to fit certain types of pipe. This is because most couplings need to be stretched to fit the pipe. This problem is often the result of a change in pipe technology. Traditionally, drain and soil pipe is made of ductile iron or cast iron. Today, most pipes are made of PVC, which has a larger outside diameter than either cast or ductile iron. Because of these changes in pipe technology, many coupling manufacturers have not updated their mold sizing.
Flexible couplings can be either metallic, elastomeric, or a combination of the three. While there are some common characteristics of each type, you should always consider the tradeoffs of each type before choosing one. Generally, the most important considerations when selecting a flexible coupling are torque, misalignment, and ease of assembly and maintenance.
Flexible couplings are used in a wide range of industries. They are useful for connecting two pipes to ensure torque transfer. Although the types available are different, these are the most adaptable couplings in the market. They can withstand movement, vibration, and bending without causing any damage to the piping.
Clutch couplings
A clutch coupling connects two rotating shafts by friction. The clutch engages power when the engine is running, disengaging power when the brake is applied. Clutch couplings are used in applications where the speed of a machine is variable or where continuous service is required. The clutch can transmit power, torque, and axial force.
Clutch couplings come in a variety of styles and configurations. Some couplings are flexible, while others are rigid. Flexible couplings are available in a variety of materials, including stainless steel and aluminum. Some couplings also have a non-backlash design, which helps compensate for misalignment.
Clutch couplings may be synchronous or asynchronous. Synchronous couplings engage and disengage automatically when the driven machine exceeds its output speed. These couplings are synchronized by a synchronizing mechanism. When the output speed is exceeded, the synchronizing mechanism initiates the engagement process. The synchronizing mechanism does not engage or disengage when the output speed drops.
High speed clutches are available from a variety of manufacturers. Some manufacturers offer OEM assembly, repair services, and third-party logistics. These manufacturers serve the automotive, chemical, food, and wood industries, as well as the oilfield and material handling industries. Custom clutches can be manufactured for specific applications and can be fitted with additional features, such as precision machined teeth or keyway slots and grooves.
Couplings are available in PCE, C/T, and metric bores. Typically, the size of the input and output shafts will determine which type of coupling is needed. In addition, clutches may be configured for intermediate or high speeds, depending on the required torque.
Clamped couplings
Clamped couplings are commonly used in a variety of industries. They can be used in medical equipment, dental equipment, military equipment, laboratory equipment, and in precision industrial controls. They are available in a wide variety of sizes and keyways. This type of coupling offers a number of advantages, including ease of installation and quick and easy replacement.
A clamp coupling connects two parts by compressing them together. The clamping elements can be formed in a variety of ways, but they all have a gap between their surfaces. This friction squeezes the two parts together, much like pulling two rubber gloves apart. This type of coupling is also useful for joining two hoses or piping units.
Clamped couplings are designed with a single or double clamping shaft. The clamping parts are mounted in two halves and are held together by eight socket head cap screws. They offer high torque capacity and require little installation space. Their high rigidity ensures good positioning accuracy, making them ideal for dynamic drives. In addition, they are wear-free and offer simple radial assembly.
The invention relates to a method and system for clamping pipes to a tank vessel. This invention also relates to a method of loading and unloading tank vessels. The method can be used in oil production platforms and other platforms. A single point mooring method is also used in oil production platforms.
Clamped couplings can also be flexible. They can join two shafts together while allowing a small amount of end movement and misalignment. These couplings may also be used in the assembly of motors and gearboxes.
CZPT’s coupling
CZPT couplings are designed to be flexible, allowing them to accommodate misaligned shafts and transmit torque in either direction. They are made with three discs, two hubs, and a center that are arranged with grooves and fins. These features allow for two degrees of freedom during assembly, and can accommodate misalignment of up to 5% of the shaft diameter.
CZPT couplings have many uses. For example, they can be used to join two parallel coaxial rotating shafts. Their ability to transmit torque at the same rotation mechanism and speed makes them ideal for applications where electrical currents may be a problem. Because the couplings are not made of metal, they are electrically isolated. Designers should test their couplings during the prototype stage to ensure they are working properly.
The CZPT coupling consists of two hubs with one slot on each. An intermediate disk is located between the two hubs. The discs are used to reduce or prevent wear on other machine parts. CZPT couplings are inexpensive and easy to replace. They also have electrical insulation, which makes them easy to repair or replace.
CZPT couplings are a popular choice for stepper motor-driven positioning stages. The plastic center disc offers electrical isolation and absorbs shocks from frequent start/stops. These couplings are available in through-hub and blind-bore styles and can be installed in many applications.
CZPT couplings also allow for small degrees of shaft misalignment. This allows them to function in systems where shaft access is limited. They are easily removed without tools.
editor by CX 2023-05-16
China Encoders Engraving all Kinds size Aluminum Alloy CNC Stepper Motor Flexible Winding Shaft Coupling D20L25 Shaft Coupler coupling bushing
Relevant Industries: Resorts, Garment Shops, Creating Materials Shops, Manufacturing Plant, Equipment Fix Stores, Food & Beverage Manufacturing unit, Farms, specialist personalized made kinds cardan shaft for agricultural device Restaurant, Residence Use, Retail, Foodstuff Shop, Printing Stores, Design works , Strength & Mining, TGL11 Drum condition gear coupling Factory Price tag Nylon sleeve 45# metal metal hubs substantial velocity coupling shaft connector Sizzling Sale Foods & Beverage Retailers, Promoting Firm
Composition: Jaw / Spider
Versatile or Rigid: Versatile
Normal or Nonstandard: Common
Content: Aluminium, Aluminum
Packaging Particulars: For sample order if ship by TNT, DHL, Fedex packing by paper carton for economic climate delivery. For bulk buy send by sea, packing by wooden carton. We sugguest customer’s settle for max size 3000mm for straightforward and secure transport.
Merchandise Description Specification If you have any queries and needs, you should feel totally free to get in touch with us. 7*24 ：)
What Is a Coupling?
A coupling is a device that connects two shafts together. It transmits power from one to the other and is used to join rotating equipment. It can also allow for some degree of misalignment and end movement. It is used in mechanical engineering and manufacturing. To learn more about couplings, read this article.
Mechanical connection between two objectsThe present invention relates to a method and assembly for forming a mechanical connection between two objects. The methods of this invention are suitable for connecting both solid and hollow objects. For example, the method can be used to make mechanical connections between two cylinders. This method is particularly useful for connecting two cylinders that are positioned near each other.
Absorbs vibration
A coupling insert is a part of a vehicle’s drivetrain that absorbs vibrations. These inserts are designed to prevent couplings from moving out of phase. However, the coupling inserts themselves can wear out and need to be replaced. Universal joints are an alternative if the coupling is out of phase by more than one degree. In addition, internal bearings in the coupling need to be lubricated and replaced when they begin to show signs of wear.
Another embodiment of the invention includes a flexible coupling 25 that includes rearwardly-extending lugs that extend toward the coupling member 23. These lugs interdigitate with corresponding lugs on the coupling member 23. They are spaced circumferentially. A first elastic member 28 is interposed between lugs 26 and 27, and is adapted to yield in a counterclockwise direction. As a result, it absorbs torsional vibrations.
Blocks heat transfer
Thermal coupling occurs when a solid block is thermally coupled to the air or fluid passing through it. The amount of heat transferred through a solid block depends on the heat transfer coefficients of the materials. This paper presents a numerical model to understand how heat transfers through different block materials. This work also describes the thermal resistance network for a one-dimensional block.
In some cases, thermal coupling increases the heat transfer mechanism. As illustrated in FIG. 1D, a heatpipe coupler 112 couples two heatpipes 110-1 and 110-2. This configuration allows the pipes to be coupled to the heat source and to the condenser. In addition, the heat pipe couplers may have bellows at the ends to help facilitate linear motion.
Thermal coupling is achieved by ensuring that at least one block is made of a material with a lower thermal expansion coefficient than the annulus. Ideally, the block’s mean thermal expansion coefficient is at least twenty percent lower than the annulus’s mean thermal expansion coefficient. This ensures that the thermal coupling between the two parts is as efficient as possible.
Another type of thermal coupling is achieved by using flexible elements. These are often washers or springs. These components allow the blocks to maintain physical contact with the post 55, which means that the heat transfer is more efficient even at higher temperatures. The flexibility of these elements also makes it possible to choose an element that will not impede assembly.
Protects rotating equipment
A reliable, long-lasting coupling system can reduce the risk of damage to rotating equipment. Designed to protect against torque overload and wear, Voith torque-limiting couplings provide outstanding safety and reliability. As a result, they can deliver maximum performance and minimize equipment downtime. In addition to their long-term benefits, these solutions are ideal for applications where safety and reliability are of paramount importance.
A good coupling provides many advantages, including the ability to transmit power, compensate for axial movement, and absorb shock. It is essential to choose the proper coupling for your application based on the basic conditions of your rotating equipment. For example, if you have two shafts with parallel rotation axes, you should choose a parallel coupling. Otherwise, you should use an angular coupling.
Torque-limiting couplings can also provide protection for rotating equipment by disengaging at a specific torque level. This protects the drive shaft from undergoing catastrophic failure. Torque limiters are particularly helpful for high-value equipment. By preventing catastrophic failure, you can avoid expensive repairs and minimize equipment downtime.
Coupling guards are easy to install and provide effective protection for rotating equipment. These covers are made of sheet metal bent to fit over the shaft. They are durable and easy to remove when necessary. This type of guard can prevent employees from catching their hands, tools, or loose clothing on motor coupling components.
editor by CX 2023-04-18
China Precision Standard CNC Turning Aluminum Shaft Collars Couplings Collars coupling brass
Solution Description
HangZhou QY PRECISION CO.,LTD
Precision Standard CNC Turning Aluminum Shaft Collars Couplings Collars
About US
QY Precision is situated in HangZhou China, close by HongKong. It is a CNC machining provider factory. Giving high quality customized machining parts, it wins higher popularity in the two domestic and oversea industry, recognized fantastic and lengthy-time period cooperation with a lot of enterprises from various industries. All the parts are manufactured in China and exported largely to Japan/Canada/US & European marketplaces.
Product Demonstrate
FAQ
one.How to get a quotation?
Kindly send us the drawing of your solution,make sure you. Such as details as below: a.Resources b. Floor End c. Tolerance d. Amount If you need to have options for your application, kindly deliver us your element needs, and we will have engineers to provider you.
two.How does the payment approach function?
Payment terms are versatile for us. We can accept different kind payment way:
three.How do I know about the manufacturing?
We will double affirm your specifications and ship you the sample just before the mass generation as you needed. For the duration of the mass creation,
four.How do I know about the shipping?
Prior to shipment we will verify with you about all the specifics like CI and other attention concerns. Following ship out, we will advise you of the tracking quantity and keep updating the latest transport info for you.
5.What will you do for following sales?
We will follow up and await your suggestions. Any question related to our metal components, our experienced engineers are prepared to help. And welcome to get in touch with for any supporting of your other application even if their is no relationship with our goods.
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US $0.26-2.87 / Piece | |
1 Piece (Min. Order) |
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| Type: | Fixed Collar |
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| Supply: | Drawing Design |
| Item: | Machining Part |
| Technics: | Machining |
| Unique: | China Gold Supplier |
| Dimensions: | OEM,as Your Design |
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| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
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| Customization: |
Available
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|
US $0.26-2.87 / Piece | |
1 Piece (Min. Order) |
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| Type: | Fixed Collar |
|---|---|
| Supply: | Drawing Design |
| Item: | Machining Part |
| Technics: | Machining |
| Unique: | China Gold Supplier |
| Dimensions: | OEM,as Your Design |
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| Samples: |
US$ 0/Piece
1 Piece(Min.Order) |
|---|
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| Customization: |
Available
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Types of Couplings
A coupling is a device used to join two shafts together and transmit power. Its purpose is to join rotating equipment while permitting a degree of end movement and misalignment. There are many types of couplings, and it is important to choose the right one for your application. Here are a few examples of couplings.
Mechanical
The mechanical coupling is an important component in power transmission systems. These couplings come in various forms and can be used in different types of applications. They can be flexible or rigid and operate in compression or shear. In some cases, they are permanently attached to the shaft, while in other cases, they are removable for service.
The simplest type of mechanical coupling is the sleeve coupling. It consists of a cylindrical sleeve with an internal diameter equal to the diameter of the shafts. The sleeve is connected to the shafts by a key that restricts their relative motion and prevents slippage. A few sleeve couplings also have threaded holes to prevent axial movement. This type of coupling is typically used for medium to light-duty torque.
Another type of mechanical coupling is a jaw coupling. It is used in motion control and general low-power transmission applications. This type of coupling does not require lubrication and is capable of accommodating angular misalignment. Unlike other types of couplings, the jaw coupling uses two hubs with intermeshing jaws. The jaw coupling’s spider is typically made of copper alloys. In addition, it is suitable for shock and vibration loads.
Mechanical couplings can be made from a variety of materials. One popular choice is rubber. The material can be natural or chloroprene. These materials are flexible and can tolerate slight misalignment.
Electrical
Electrical coupling is the process in which a single electrical signal is transferred from a nerve cell to another. It occurs when electrical signals from two nerve cells interact with each other in a way similar to haptic transmission. This type of coupling can occur on its own or in combination with electrotonic coupling in gap junctions.
Electrical coupling is often associated with oscillatory behavior of neurons. The mechanism of electrical coupling is complex and is studied mathematically to understand its effect on oscillatory neuron networks. For example, electrical coupling can increase or decrease the frequency of an oscillator, depending on the state of the neuron coupled to it.
The site of coupling is usually the junction of opposing cell membranes. The cellular resistance and the coupling resistance are measured in voltage-clamp experiments. This type of coupling has a specific resistance of 100 O-cm. As a result, the coupling resistance varies with the frequency.
The authors of this study noted that electrotonic coupling depends on the ratio between the resistance of the nonjunctional membranes and the junctional membranes. The voltage attenuation technique helps reveal the differences in resistance and shunting through the intercellular medium. However, it is unclear whether electrotonic coupling is electrostatically mediated.
Electrical coupling has also been suggested to play a role in the intercellular transfer of information. There are many examples that support this theory. A message can be a distinct qualitative or quantitative signal, which results in a gradient in the cells. Although gap junctions are absent at many embryonic interaction sites, increasing evidence suggests a role in information transfer.
Flexible
When it comes to choosing the right Flexible Coupling, there are several factors that you should take into account. Among these factors is the backlash that can be caused by the movement of the coupling. The reason for this problem is the fact that couplings that do not have anti-fungal properties can be easily infected by mold. The best way to avoid this is to pay attention to the moisture content of the area where you are installing the coupling. By following these guidelines, you can ensure the best possible installation.
To ensure that you are getting the most out of your flexible couplings, you must consider their characteristics and how easy they are to install, assemble, and maintain. You should also look for elements that are field-replaceable. Another important factor is the coupling’s torsional rigidity. It should also be able to handle reactionary loads caused by misalignment.
Flexible couplings come in many different types. There are diaphragm and spiral couplings. These couplings allow for axial motion, angular misalignment, and parallel offset. They have one-piece construction and are made from stainless steel or aluminum. These couplings also offer high torsional stiffness, which is beneficial for applications requiring high torques.
Flexible couplings have several advantages over their rigid counterparts. They are designed to handle misalignments of up to seven degrees and 0.025 inches. These characteristics are important in motion control applications. Flexible couplings are also inexpensive, and they do not require maintenance.
Beam
A beam coupling is a type of mechanical coupling, usually one solid piece, that connects two mechanical parts. Its performance is largely determined by the material used. Typical materials include stainless steel, aluminum, Delrin, and titanium. The beam coupling is rated for different speeds and torques. The coupling should be selected according to the application. In addition to the material, the application should also consider the speed and torque of the system.
There are two main types of beam couplings. The first is the helical beam coupling, which has a continuous multi spiral cut. This type of coupling offers a high degree of flexibility and compensates for a high degree of misalignment. The second type of beam coupling is the helical shaft coupling, which has a low torsional stiffness, which makes it ideal for small torque applications.
Another type of beam coupling is the multiple beam design, which combines two beams. It allows for more tolerance in manufacturing and installation and protects expensive components from excessive bearing loads. It also helps keep beams shorter than a single beam coupling. This type of coupling also enables a higher torque capacity and torsional stiffness.
Beam couplings can be manufactured with different materials, including stainless steel and aluminum. The “A” series is available in aluminum and stainless steel and is ideal for general-purpose and light-duty applications. It is also economical and durable. This type of coupling can also be used with low torque pumps or encoder/resolver systems.
Pin & bush
The Pin & bush coupling is a versatile, general-purpose coupling with high tensile bolts and rubber bushes. It can tolerate a wide range of operating temperatures and is suitable for use in oil and water-resistance applications. Its unique design enables it to be used in either direction. In addition, it requires no lubrication.
The pin bush coupling is a fail-safe coupling with a long service life and is used for high-torque applications. It provides torsional flexibility and dampens shocks, making it a flexible coupling that protects equipment and reduces maintenance costs. Its hubs are forged from graded cast iron for strength and durability. Besides, the coupling’s elastomer elements reduce vibration and impact loads. It also accommodates a misalignment of up to 0.5 degrees.
Pin & bush couplings are a popular choice for a variety of different applications. This coupling features a protective flange design that protects the coupling flange from wear and tear. The coupling nut is secured to one flange, while a rubber or leather bush sits between the other flange. Its unique design makes it ideal for use in applications where misalignment is a small factor. The rubber bushing also helps absorb vibration and shock.
Mesh tooth
Mesh tooth couplings are used to transfer torque between two shafts and reduce backlash. However, mesh tooth couplings have some limitations. One disadvantage is the break-away friction factor in the axial direction. This problem is caused by the high contact force between the tooth and gear mesh. This can cause unpredictable forces on the shafts.
In this paper, we present a FEM model for mesh tooth coupling. We first validate the mesh density. To do so, we compute the bolt stress as a uniaxial tensile during the tightening process. We used different mesh sizes and mesh density to validate our results.
The mesh stiffness of gear pairs is influenced by lead crown relief and misalignment. For example, if one tooth is positioned too far in the axis, the mesh stiffness will be decreased. A misaligned gear pair will lose torque capacity. A mesh tooth coupling can be lubricated with oil.
An ideal mesh tooth coupling has no gaps between the teeth, which reduces the risk of uneven wear. The coupling’s quality exposed fasteners include SAE Grade 5 bolts. It also offers corrosion resistance. The couplings are compatible with industrial environments. They also eliminate the need for selective assembly in sleeve couplings.
editor by czh 2023-01-30
China Shaft Use High Rigidity CNC Machine Curved Jaw Type Coupling coupling pipe
Solution Description
| Item No. | φD | L | L1 | L2 | L3 | S | M | Tighten the energy(N.m) |
| SG7-ten-fourteen- | 15 | twenty | six | 6 | three | 1 | M3 | one |
| SG7-10-twenty five- | 26 | 26 | eight | 8 | four | one | M4 | 1.five |
| SG7-ten-thirty- | 32 | 32 | ten | nine | five | 1.5 | M4 | 1.seven |
| SG7-10-forty- | 40 | fifty | seventeen | 12 | 8.five | 2 | M5 | 4 |
| SG7-10-fifty five- | 56 | fifty eight | 20 | 14 | 10 | 2 | M5 | four |
| SG7-ten-65- | 66 | sixty two | 21 | 15 | ten.5 | 2.five | M8 | fifteen |
| SG7-10-eighty- | eighty two | 86 | 31 | eighteen | 15.5 | 3 | M8 | fifteen |
| SG7-ten-95- | 98 | 94 | 34 | 20 | seventeen | three | M8 | fifteen |
| SG7-ten-108- | 108 | 123 | forty six | 24 | 23 | 3.five | M8 | fifteen |
1111111111111111
| Merchandise No. | Rated torque | Greatest Torque | Max Velocity | Inertia Second | N.m rad | RRO | Tilting Tolerance | End-engage in | Bodyweight:(g) |
| SG7-ten-fourteen- | 1.1N.m | two.2N.m | 19000prm | 3.9×10-4kg.m² | 45N.m/rad | .02mm | one.0c | +.6mm | twenty |
| SG7-10-twenty five- | 6.0N.m | 12N.m | 16000prm | 6.8×10kg.m² | 56N.m/rad | .02mm | 1.0c | +.6mm | twenty five |
| SG7-ten-30- | six.5N.m | 13N.m | 15000prm | 8.3×10kg.m² | 70N.m/rad | .02mm | one.0c | +.6mm | 46 |
| SG7-10-40- | 32N.m | 64N.m | 13000prm | nine.3×10kg.m² | 490N.m/rad | .02mm | 1.0c | +.8mm | a hundred thirty five |
| SG7-10-55- | 46N.m | 92N.m | 10500prm | three.8×10-3kg.m² | 1470N.m/rad | .02mm | 1.0c | +.8mm | three hundred |
| SG7-10-65- | 109N.m | 218N.m | 8300prm | 8×10kg.m² | 2700N.m/rad | .02mm | one.0c | +.8mm | 570 |
| SG7-10-80- | 135N.m | 270N.m | 7000prm | 1.5×10-2kg.m² | 3100N.m/rad | .02mm | one.0c | +1.0mm | 910 |
| SG7-ten-95- | 260N.m | 520N.m | 6000prm | one.9×10kg.m² | 4400N.m/rad | .02mm | 1.0c | +1.0mm | 1530 |
| SG7-ten-108- | 430N.m | 860N.m | 5000prm | 3×10kg.m² | 5700N.m/rad | .02mm | 1.0c | +1.0mm | 2200 |
|
US $8-58 / Piece | |
1 Piece (Min. Order) |
###
| Standard Or Nonstandard: | Nonstandard |
|---|---|
| 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 |
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| 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 | |
1 Piece (Min. Order) |
###
| Standard Or Nonstandard: | Nonstandard |
|---|---|
| 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 |
Understanding the Different Types of Couplings
A coupling is a device that joins two rotating shafts together. It transmits power from one to the other and is designed to allow some amount of end-movement and misalignment. It is a simple mechanism that is extremely common in many industries. Learn more about couplings in this article.
Flexible coupling
When choosing the correct flexible coupling for your application, there are several factors to consider. One of the most important factors is backlash, which is the amount of rotational play introduced by moving parts. Other factors to consider include lubrication and accessibility for maintenance. Choosing the right flexible coupling can be challenging, but it is possible to find the right fit for your specific application.
A flexible coupling is an excellent choice for applications that require high alignment accuracy, which is essential for reliable system performance. These couplings can compensate for angular and parallel misalignment, ensuring proper positioning between the driving and driven shafts. In addition, flexible couplings are more affordable than most traditional couplings.
The most common flexible coupling is the elastomeric type, which uses a resilient material to transmit torque. These couplings can be made of plastic or rubber. In either case, they can be relatively lightweight compared to other types of couplings. Elastomeric couplings can also be used for high-speed applications.
Another important factor to consider when selecting the best Flexible Coupling is the pipe you’re connecting. Some couplings are easier to install than others, and some even have tapered edges to make them slide easily on the pipe. Regardless of the choice you make, it’s crucial to remember that proper installation is critical for reliability and safety.
CZPT coupling
An CZPT coupling is a flexible, mechanical coupling that features a high degree of angular misalignment and eccentricity. They are available in different lengths, with MOL being the longest. They are ideal for applications that involve high parallel misalignment, limited assembly access, electrical insulation, and other conditions.
CZPT couplings are a versatile type of coupling, and they are often used to connect parallel shafts. They work by transmitting torque from one to the other using the same speed and rotation mechanism. They are available in various materials, including aluminum, brass, and polymers. In addition, they can work under high temperatures.
One of the main benefits of using an CZPT coupling is the fact that it does not require the use of a gearbox. These couplings are flexible, and their design allows them to cope with misalignment problems that may occur in power transmission applications. They are also able to absorb shock.
Another advantage of CZPT couplings is that they are suitable for systems with low-to-medium amounts of shaft misalignment. Because their friction is limited to the surface of the hubs, they are able to accommodate low bearing loads. CZPT couplings can also be used in systems with limited shaft access, since the disks are easily removed.
Clamped coupling
Clamped couplings are designed to provide a high-strength connection between two objects. A standard coupling has two parts: a nipple and a clamp sleeve. Each part is designed in such a way as to cooperate with each other. The sleeve and clamp are made of rubber. A reinforcing braid is often used to protect the exposed steel braid from rusting.
PIC Design provides a wide variety of standard clamping couplings for many different industries. These include medical, dental, military, laboratory, and precision industrial control equipment. They have a simple design that makes them ideal for these applications. Clamped couplings are also available for custom manufacturing. These couplings are available in metric, inch, and Metric.
The most common type of clamp coupling is a hose clamp. This type of coupling is used to connect two hoses or piping units. It consists of two conical binding sleeves that fit into the ends of the two parts. The coupling is then tightened with a screwdriver. It’s a versatile coupling because it allows two piping units or hoses to be joined together.
Another type of clamp coupling is the two-piece clamp coupling. The two-piece design allows for a quick and easy installation. Unlike other types of couplings, the clamp coupling is not necessary to remove the bearings before installing it. Its keyway is designed with shims in place so that it fits over the shaft. These couplings are available in different sizes, and they are made of steel or dutile iron.
Helicoidal coupling
Helicoidal coupling is a form of nonlinear coupling between two molecules. It occurs when the molecules in a double helix are subjected to oscillations. These oscillations can occur either in the right or left-handed direction. These oscillations are called solitons. Helicoidal coupling can provide quantitative or qualitative support to a structure, such as an electron.
Split Muff coupling
The Split-Muff Coupling market report provides detailed market analysis and key insights. The study covers the market size, segmentation, growth and sales forecast. It also examines key factors driving the market growth and limiting its development. The report also covers current trends and vendor landscapes. Therefore, you can get a deep understanding of the Split-Muff Coupling industry and make the right business decisions.
The report also provides data on the competitive landscape and the latest product and technology innovations. It also provides information on market size, production and income. It also covers the impact of the COVID-19 regulations. The market report is a valuable resource for companies looking to expand their businesses, or to improve existing ones.
In terms of application, Split-Muff Couplings can be used in light to medium duty applications. They are shaped like a semi-cylindrical disc that fits over a shaft. Both parts are threaded for assembly and disassembly. It can be disassembled easily and quickly, and can be used for medium to heavy-duty applications with moderate speeds.
Split Muff couplings are the most popular type of couplings for transferring wet and abrasive materials. Their flanged end fits on most major brands of smooth material muff hoses. In addition, this type of coupling is corrosion-resistant and easy to install. It also does not require any adjustments to the drive shaft’s position.
Flexible beam coupling
The Flexible beam coupling is one of the most popular types of couplings in the industry. It is comprised of two sets of parallel coils separated by a solid member, and it offers a wide range of torsional stiffness. These couplings are made of aluminum alloy or stainless steel. They offer excellent flexibility and are less expensive than many other types of couplings. They also require zero maintenance and can tolerate shaft misalignment.
Beam couplings are categorized into two types: helical and axial. The former is characterized by a high degree of flexibility, while the latter is used to compensate for higher misalignment. Both types are suitable for small torque applications and are available in a wide range of shaft sizes.
Flexible beam couplings are available in metric and US sizes, and feature a variety of options. They feature stainless steel or aluminum materials and are highly durable and corrosion-resistant. They also offer high torque capacities and excellent fatigue resistance. Flexible beam couplings are available with a wide range of options to meet your unique application needs.
editor by czh 2022-11-28