Product Description
Best price LXZ/ HLL Type Elastic Pin Shaft Coupling with Brake Wheel
Description:
1. Operating temperature is -20 ~ +70 ºC; transmission nominal torque from 160 to 16N.m.Flexible pin coupling has a large structure,simple design, easy maintenance, 2 symmetrical couplingis interchangeable, long life, allowing a larger axial movement, shock absorption.Semi-coupling is made of precision casting, cast iron HT20-40, cast steel ZG35 Pin of elastic pin coupling is made of a number of non-metallic elastic material nylon as the pin, placedbetween the semi-half coupling flange, through the pin to achieve coupling the 2 halves,has highcoraverwearresfsadsralibaba. ComShaft hole type has cylindrical (Y), conical (Z) and short cylindrical (J). Shaft hole and keyway is appliedto the national standard GB/T3852-1997 The coupling structure is simple, easy to manufacture, convinent to replace the flexible componentswithout moving the 2 halves coupling.The material of the elastic lement (pin) is generally made of nylon, which has the ability to compensatefor the offset of the 2 axes.lt is only applicable to the medium speed transmission shaft.
Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.
FAQ:
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks in PDF or AI format.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
/* March 10, 2571 17:59:20 */!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: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Customization: |
Available
| Customized Request |
|---|


Can Pin Couplings Accommodate High Torque and High-Speed Applications?
Pin couplings are versatile and robust, making them suitable for a wide range of applications, including those involving high torque and high-speed requirements. However, the specific design and construction of the pin coupling will determine its capacity to handle such demanding conditions.
The ability of a pin coupling to accommodate high torque depends on factors such as the material used, the size and number of pins, and the overall design. High-quality pin couplings are often made from strong and durable materials like alloy steel, which allows them to withstand significant torque loads without failure or deformation.
Similarly, the capability of a pin coupling to handle high speeds depends on factors such as the balance of the coupling and the precise manufacturing of the pins and hubs. Properly balanced pin couplings can operate at higher speeds without generating excessive vibration or causing premature wear.
When selecting a pin coupling for high torque and high-speed applications, it is essential to consider the following:
- Design and Construction: Opt for pin couplings with a robust and well-engineered design to handle the expected torque and speed requirements.
- Material: Choose pin couplings made from high-quality materials known for their strength and fatigue resistance.
- Size: Select an appropriate size of pin coupling that can accommodate the torque and speed expected in the application.
- Manufacturer’s Ratings: Refer to the manufacturer’s specifications and torque-speed curves to ensure the coupling meets the desired performance criteria.
By carefully considering these factors and choosing a pin coupling designed for high torque and high-speed applications, you can ensure reliable and efficient power transmission in demanding industrial settings.

Impact of Pin Coupling on the Overall Reliability of Connected Equipment
A pin coupling plays a crucial role in enhancing the overall reliability and performance of connected equipment in various industrial applications. Its design and construction contribute to several factors that influence reliability:
1. Torque Transmission: Pin couplings efficiently transmit torque between the driving and driven shafts, ensuring smooth power transfer without slippage or loss. This consistent torque transmission helps maintain the stability and reliability of the system during operation.
2. Misalignment Compensation: Pin couplings are designed to accommodate small amounts of angular, parallel, and axial misalignment between shafts. By tolerating misalignment, the coupling reduces stress on connected equipment, bearings, and seals, thereby enhancing reliability and extending the service life of these components.
3. Shock and Vibration Absorption: In applications with dynamic loads, such as pumps, compressors, and heavy machinery, pin couplings help dampen shock and vibrations. By absorbing and reducing these impact forces, the coupling minimizes stress on the system and prevents premature component failure.
4. Simplified Maintenance: Pin couplings generally have a simple design, making them easy to install and maintain. The ease of maintenance ensures that the coupling can be regularly inspected, lubricated, and replaced when necessary, reducing downtime and increasing the overall reliability of the equipment.
5. Corrosion Resistance: Depending on the materials used, pin couplings can be highly resistant to corrosion, making them suitable for use in harsh or corrosive environments. This corrosion resistance prevents degradation of the coupling and its components, enhancing reliability and longevity.
6. Enhanced Durability: High-quality pin couplings are manufactured from robust materials and undergo precise machining processes. These attributes contribute to the coupling’s durability, allowing it to withstand heavy loads and harsh conditions over an extended period.
7. Balanced Design: The design of a pin coupling ensures that the load is evenly distributed between the driving and driven shafts. This balanced load distribution reduces stress concentrations, minimizes wear, and increases the reliability of connected equipment.
8. Compliance with Standards: Reputable pin coupling manufacturers ensure their products comply with industry standards and regulations. Meeting these standards ensures that the coupling is designed and manufactured to specific quality criteria, enhancing reliability and safety.
Overall, a well-selected and properly installed pin coupling can significantly improve the reliability and performance of connected equipment. It helps prevent unexpected failures, reduces downtime, and contributes to the overall efficiency of industrial processes.

Can Pin Couplings Handle Misalignment Between Shafts?
Yes, pin couplings are designed to accommodate a certain degree of misalignment between shafts in rotating machinery. They are considered flexible couplings, which means they can provide some degree of angular, parallel, and axial misalignment capability.
Pin couplings typically consist of two hubs, each connected to a shaft, and a central sleeve with pins that transmit torque between the hubs. The pins allow for a limited range of movement, which helps to compensate for slight misalignments between the shafts.
The angular misalignment capacity of a pin coupling is achieved through the bending of the pins. When the shafts are misaligned at an angle, the pins on one side of the coupling experience bending while those on the opposite side are in tension. The pins are designed to withstand these bending and tension forces within their elastic limits, ensuring proper functioning and longevity of the coupling.
Similarly, the pins can accommodate parallel misalignment by sliding within the pin holes of the coupling’s central sleeve. This sliding action allows the hubs to move slightly relative to each other, compensating for any offset between the shafts.
However, it is essential to note that pin couplings have limitations in terms of the amount of misalignment they can handle. Excessive misalignment beyond their specified limits can lead to increased wear on the pins and other coupling components, reducing the coupling’s effectiveness and potentially causing premature failure.
While pin couplings are suitable for applications with moderate misalignment requirements, they may not be the best choice for applications with significant misalignment or where precise alignment is critical. In such cases, more flexible couplings like gear or elastomeric couplings may be more appropriate.
Overall, when considering the use of pin couplings, it is essential to carefully evaluate the specific misalignment requirements of the application and select a coupling that can adequately accommodate those misalignments while ensuring reliable and efficient power transmission.


editor by CX 2024-02-23
China OEM Best Price Lxz/ Hll Type Elastic Pin Shaft Coupling with Brake Wheel Steel Couplings
Product Description
Best price LXZ/ HLL Type Elastic Pin Shaft Coupling with Brake Wheel
Description:
1. Operating temperature is -20 ~ +70 ºC; transmission nominal torque from 160 to 16N.m.Flexible pin coupling has a large structure,simple design, easy maintenance, 2 symmetrical couplingis interchangeable, long life, allowing a larger axial movement, shock absorption.Semi-coupling is made of precision casting, cast iron HT20-40, cast steel ZG35 Pin of elastic pin coupling is made of a number of non-metallic elastic material nylon as the pin, placedbetween the semi-half coupling flange, through the pin to achieve coupling the 2 halves,has highcoraverwearresfsadsralibaba. ComShaft hole type has cylindrical (Y), conical (Z) and short cylindrical (J). Shaft hole and keyway is appliedto the national standard GB/T3852-1997 The coupling structure is simple, easy to manufacture, convinent to replace the flexible componentswithout moving the 2 halves coupling.The material of the elastic lement (pin) is generally made of nylon, which has the ability to compensatefor the offset of the 2 axes.lt is only applicable to the medium speed transmission shaft.
Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.
FAQ:
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks in PDF or AI format.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
/* March 10, 2571 17:59:20 */!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: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Customization: |
Available
| Customized Request |
|---|


Are There Any Safety Considerations When Using Pin Couplings in Rotating Machinery?
Yes, there are several safety considerations to keep in mind when using pin couplings in rotating machinery. These considerations are essential to ensure the safe and efficient operation of the equipment and to protect personnel working in the vicinity. Here are some key safety points to consider:
- Guarding: When installing pin couplings, it is crucial to provide adequate guarding around the coupling area. This helps prevent accidental contact with the rotating coupling components, such as pins and hubs, which could cause severe injuries.
- Maintenance and Inspection: Regular maintenance and inspection of the pin coupling are vital to identify any signs of wear, misalignment, or damage. Any worn or damaged components should be replaced immediately to prevent coupling failure, which could lead to sudden equipment shutdown or safety hazards.
- Proper Alignment: Ensuring precise alignment of the connected shafts is crucial to the safe operation of the pin coupling. Misalignment can lead to increased stresses and premature wear on the coupling components, resulting in potential failures.
- Torque and Speed Limits: Adhering to the manufacturer’s recommended torque and speed limits for the pin coupling is essential for its safe operation. Exceeding these limits can lead to overloading and failure of the coupling.
- Environmental Considerations: Take into account the operating environment when selecting a pin coupling. Extreme temperatures, corrosive atmospheres, or harsh conditions may require special materials or coatings to ensure the coupling’s integrity and prevent premature failure.
- Training and Awareness: Operators and maintenance personnel should receive proper training on the safe handling, installation, and maintenance of pin couplings. Awareness of potential hazards and safety protocols is crucial for the safe use of rotating machinery.
- Emergency Shutdown: Install emergency shutdown systems that can quickly stop the rotating machinery in case of any safety concerns or abnormal conditions.
- Compliance with Regulations: Ensure that the use of pin couplings complies with all relevant safety and industry regulations and standards.
By taking these safety considerations into account and implementing proper safety measures, the use of pin couplings in rotating machinery can be done safely and effectively, mitigating potential risks and ensuring a safe working environment for personnel.

Usage of Pin Couplings in Applications with Varying Operating Temperatures
Pin couplings are versatile and can be used in a wide range of operating conditions, including applications with varying temperatures. The performance of pin couplings at different temperature levels depends on the materials used in their construction and the specific design features. Here’s how pin couplings handle varying operating temperatures:
1. Material Selection: Pin couplings can be manufactured using different materials, including steel, stainless steel, alloy steel, and various heat-treated materials. The choice of material depends on the application requirements and the temperature range the coupling will be subjected to. Some materials are suitable for high-temperature applications, while others are more suitable for low-temperature conditions.
2. Heat Dissipation: The simple and open design of pin couplings allows for efficient heat dissipation. As the coupling operates, any heat generated due to friction or other factors can easily dissipate into the surrounding environment. This helps in maintaining a stable operating temperature and prevents overheating of the coupling and connected equipment.
3. Lubrication: Proper lubrication is essential for the smooth operation of pin couplings, especially in applications with high temperatures. Lubricants help reduce friction and wear between the mating surfaces, ensuring that the coupling functions optimally even in elevated temperature conditions.
4. Thermal Expansion Considerations: Pin couplings must be designed with thermal expansion in mind. When the operating temperature increases, the materials may expand, and the coupling should have sufficient clearance or play to accommodate this expansion without causing binding or interference.
5. Temperature Limits: While pin couplings can handle a wide range of temperatures, there are limits to the extremes they can tolerate. Excessive heat can lead to degradation of the coupling material, premature wear, or reduced performance. It’s essential to choose a pin coupling that is rated for the specific temperature range of the application.
6. Insulation: In certain cases, pin couplings may need additional insulation to protect against extreme temperature variations or to prevent heat transfer to sensitive components nearby. Insulation can be achieved using materials with low thermal conductivity or by incorporating insulating coatings or barriers.
When selecting a pin coupling for an application with varying operating temperatures, it’s crucial to consider the specific temperature range, the type of materials used in the coupling’s construction, and any additional factors that may impact its performance. Following the manufacturer’s guidelines and ensuring proper maintenance will help ensure the pin coupling operates effectively and reliably across the expected temperature range.

Limitations and Disadvantages of Using Pin Couplings
While pin couplings offer various advantages and are suitable for many applications, they also have some limitations and disadvantages to consider:
- Misalignment Restrictions: Pin couplings can accommodate a certain degree of misalignment, but excessive misalignment can lead to increased wear and stress on the coupling components. They are not as effective at handling large angular or parallel misalignments compared to other flexible couplings like gear or elastomeric couplings.
- Less Damping Capacity: Pin couplings have limited damping capacity, which means they may not effectively absorb and reduce vibrations in the system. In applications where vibration damping is critical, elastomeric or flexible couplings may be more suitable.
- Noisy Operation: The rigid nature of pin couplings can lead to increased noise during operation, especially at high speeds or in applications with significant misalignment. This noise can be a concern in environments where noise levels need to be minimized.
- Higher Maintenance: Compared to maintenance-free couplings like certain types of elastomeric couplings, pin couplings may require more frequent inspection and maintenance. The pins and other components may experience wear over time and need replacement.
- Environmental Limitations: Some pin couplings may not be suitable for use in corrosive or high-temperature environments, depending on the materials used. Stainless steel or other corrosion-resistant materials can help mitigate this limitation.
- Size and Weight: In certain applications, the size and weight of pin couplings may be larger and heavier compared to other types of couplings. This can be a consideration in applications where weight is a concern or space is limited.
Despite these limitations, pin couplings remain a popular choice for many applications where their advantages, such as simplicity, durability, and cost-effectiveness, outweigh their disadvantages. It is crucial to carefully assess the specific requirements of the application and consider factors like misalignment, vibration, maintenance needs, and environmental conditions when selecting a coupling type.


editor by CX 2024-02-19
China Professional Hl Type Flexible Muff Flange Bush Flexible Elastic Sleeve Oldham Steel Disc Clamp Shaft Rigid FCL Pin Coupling with Brake Wheel
Product Description
Hl Type Flexible Muff Flange Bush Flexible Elastic Sleeve Oldham Steel Disc Clamp Shaft Rigid Fcl Pin Coupling With Brake WHEEL
The characteristics of FCL Flexible Pin & Bush Coupling
(1)Coupling is simple in structure, convenient installation, easy replacement, small size, light weight.
(2)If the installation adjustment can keep 2 relative displacement within the prescribed limits, then coupling will have satisfactory performance and long service life.
(3) It can be widely applied to all kinds of medium and small power transmission shafts, such as reducer, crane, compressor, conveyor, textile machine, hoist and ball mill, which are not loaded by motors.
(4)The allowable relative displacement of the elastic sleeve pin couplings:
Radial displacement: 0.2~0.6mm angular displacement: 0 ° 30 ‘~1° 30’
Related products:
Production workshop:
Company information:
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|


Can Pin Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?
Yes, pin couplings can be used in both horizontal and vertical shaft arrangements. These couplings are designed to accommodate angular misalignment, parallel misalignment, and axial movement, making them versatile for various shaft orientations.
In horizontal shaft arrangements, where the shafts are aligned on the same horizontal plane, pin couplings can efficiently transmit torque while allowing for flexibility to accommodate minor misalignments and shaft movements. The pins and flexible elements in the coupling enable angular displacement and radial flexibility, ensuring smooth power transmission even if the shafts are not perfectly aligned.
In vertical shaft arrangements, where the shafts are aligned on a vertical plane, pin couplings can also be used effectively. The coupling design allows for axial movement, which is crucial in vertical applications where the shafts may experience expansion or contraction due to thermal changes or other factors. The flexible nature of pin couplings allows them to handle these axial movements without compromising the coupling’s performance.
Whether in horizontal or vertical arrangements, pin couplings are commonly used in various industrial applications, including pumps, compressors, conveyors, and other rotating machinery. They are known for their simplicity, ease of installation, and ability to provide reliable power transmission while accommodating misalignment and shaft movement.
When using pin couplings in either arrangement, it is essential to ensure proper alignment and regular maintenance to maximize their performance and service life. Additionally, considering factors like torque requirements, operating conditions, and environmental considerations will help in selecting the appropriate pin coupling for a specific application.

Can Pin Couplings Be Used for Both Motor-to-Shaft and Shaft-to-Shaft Connections?
Yes, pin couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various mechanical systems. The versatile design of pin couplings allows them to connect two shafts with aligned or misaligned centers, making them suitable for a wide range of applications.
Motor-to-Shaft Connections: In motor-driven systems, pin couplings are commonly used to connect the motor shaft to the driven shaft of the equipment. The motor can be an electric motor, combustion engine, or any other type of power source. The pin coupling efficiently transfers torque from the motor shaft to the equipment’s driven shaft, enabling power transmission and mechanical motion.
Shaft-to-Shaft Connections: Pin couplings are also well-suited for shaft-to-shaft connections, where two separate shafts need to be joined together. This could be the case when extending the length of a shaft or connecting two separate pieces of rotating equipment. The pin coupling provides a secure and flexible connection between the two shafts, allowing torque to be transmitted between them while accommodating misalignment.
It is essential to consider the specific requirements of the application when selecting a pin coupling. Factors such as the amount of misalignment, torque capacity, operating conditions, and space constraints should be taken into account to ensure the coupling can effectively and reliably connect the motor and shafts.
Overall, the versatility and performance of pin couplings make them a popular choice for both motor-to-shaft and shaft-to-shaft connections in various industrial and mechanical systems.

Understanding Pin Couplings and Their Functionality
A pin coupling, also known as a shear pin coupling, is a type of mechanical coupling used to connect two rotating shafts in a mechanical system. It is designed to transmit torque while allowing for a limited amount of angular misalignment between the shafts. The primary function of a pin coupling is to protect the connected equipment from torque overload and prevent damage to the shafts and other components in case of sudden shock or overload.
How a Pin Coupling Works:
A typical pin coupling consists of two hubs, one on each shaft to be connected, and a series of pins that pass through the hubs to join them together. The pins are usually made of a softer material than the hubs, such as brass or aluminum, to act as sacrificial elements. The number and size of the pins depend on the coupling’s torque rating and the required angular misalignment capacity.
When the shafts are misaligned, the pins experience shear stress as they bend under the applied load. In normal operating conditions, the pins remain intact and allow the torque to transfer from one shaft to another. However, in the event of an overload or excessive misalignment, the pins will shear off, preventing the transmission of excessive torque and protecting the connected equipment from damage.
After shearing, the damaged pins can be easily replaced, and the coupling can be put back into service without major repairs to the equipment. This feature makes pin couplings particularly suitable for applications with varying operating conditions and environments where shock loads or sudden overloads may occur.
Advantages of Pin Couplings:
– Protection against Overload: The shear pins act as a safety feature, protecting the connected equipment from excessive torque and sudden shocks.
– Misalignment Tolerance: Pin couplings can accommodate a limited amount of angular misalignment between the shafts.
– Easy Replacement: After shearing, the damaged pins can be quickly replaced, reducing downtime and maintenance costs.
– Versatility: Suitable for a wide range of applications, including pumps, compressors, and other industrial machinery.
– Cost-Effective: The sacrificial pins are cost-effective components that can be easily replaced, avoiding costly repairs to the main equipment.
Limitations:
– Pin couplings have lower torque capacities compared to some other coupling types, such as gear couplings or rigid couplings.
– The need to replace the shear pins after each failure may lead to frequent maintenance requirements in applications with frequent overloads or misalignments.
In summary, pin couplings offer a reliable and cost-effective solution for torque transmission and protection against overloads in various mechanical systems. Their ability to accommodate misalignment and absorb shock loads makes them suitable for a wide range of industrial applications.


editor by CX 2024-01-03