Tag Archives: elastic coupling

China Standard CHINAMFG Lmpk Type Industrial Equipment Machinery Auto Elastic Elements Plum Spider Coupling

Product Description

LMPK Blossom Flexible Jaw Plum Coupling(Q/LZP03.01-2005)

Product Description

 

Product Description
HUADING LMPK type high-quality flexible jaw couplings typically consist of 2 hubs and an elastomer element, also known as a star or bumper. Flexible jaw couplings typically consist of 2 hubs and an elastomer element, also known as a star or bumper.

Flexible jaw couplings is used in power transmission of industrial equipment such as metallurgy, mining, lifting, transportation, petroleum, chemical industry, shipbuilding, textile, light industry, agricultural machinery and industrial equipment such as pumps, fans, compressors, machine tools, gearboxes, mixers, printing machines and conveyors.

Advantage

Run smoothly

Easy to install

Compensate displacement (axial, radial, angular)
♦Basic Parameter and Main Dimension

Other products

 

♦Other Products List

Transmission Machinery
Parts Name
Model
Universal Coupling WS,WSD,WSP
Cardan Shaft SWC,SWP,SWZ
Tooth Coupling CL,CLZ,GCLD,GIICL,
GICL,NGCL,GGCL,GCLK
Disc Coupling JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

 

Company Profile

 

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

 


 

Our service

 

♦Our Services
1. Design Services
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Services
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing→ Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.

5. Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.
 

FAQ

 

♦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: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have a very good price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

Q 7: Do you have inspection procedures for coupling?
A: 100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A: T/T.  
 

♦Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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spider coupling

What materials are typically used in manufacturing spider couplings and why?

Spider couplings are constructed using a combination of materials to achieve durability, flexibility, and efficient torque transmission. The choice of materials depends on factors such as application requirements, environmental conditions, and the desired balance between strength and flexibility. Common materials used in manufacturing spider couplings include:

  • Aluminum: Aluminum is lightweight and corrosion-resistant, making it suitable for applications where weight reduction is important. It offers good mechanical properties and can be used in various industries.
  • Steel: Steel provides excellent strength and durability. It’s often used in heavy-duty applications where high torque transmission is required. Surface treatments can enhance corrosion resistance.
  • Stainless Steel: Stainless steel offers corrosion resistance in aggressive environments. It’s commonly used in industries such as food processing, pharmaceuticals, and chemical processing.
  • Cast Iron: Cast iron is known for its high compressive strength and wear resistance. It’s suitable for applications requiring robust construction and can handle high torque loads.
  • Plastic/Polymer: Certain polymers and plastics, such as polyurethane or nylon, are used for the elastomeric spider element. These materials provide flexibility, vibration dampening, and misalignment compensation.

The choice of materials depends on the specific requirements of the application. For example, aluminum or stainless steel may be chosen for industries requiring corrosion resistance, while steel or cast iron may be selected for heavy-duty applications. The elastomeric spider is typically made from a durable polymer to ensure flexibility and effective torque transmission while accommodating misalignment. Overall, selecting the right materials ensures that spider couplings can withstand the demands of the intended application and provide reliable performance over their lifespan.

spider coupling

Can you explain the concept of torsional stiffness in relation to spider couplings?

Torsional stiffness is a crucial concept in the design and functionality of spider couplings. It refers to the ability of a coupling to resist rotational deformation (twisting) when subjected to a torque load. In other words, torsional stiffness measures how much a coupling can maintain its shape and transmit torque without excessive twisting or deformation.

In the context of spider couplings:

  • High Torsional Stiffness: A coupling with high torsional stiffness exhibits minimal angular deflection or twisting when torque is applied. This ensures accurate torque transmission and precise alignment between connected shafts. High torsional stiffness is especially important in applications that require accurate positioning and synchronization.
  • Low Torsional Stiffness: A coupling with low torsional stiffness allows for some degree of angular misalignment between shafts and can accommodate slight variations in torque load. This flexibility can be advantageous in applications where misalignment or shock absorption is necessary.

When selecting a spider coupling for a specific application, the torsional stiffness of the coupling needs to be considered based on the requirements of the machinery system. The choice between high and low torsional stiffness depends on factors such as the level of precision needed, the type of load, the degree of misalignment, and the overall performance objectives.

It’s important to note that while torsional stiffness is a key consideration, other factors like the material of the elastomeric spider, size of the coupling, and the type of spider profile also play a role in the coupling’s overall performance and behavior.

spider coupling

Are there different types of spider couplings available for various uses?

Yes, there are different types of spider couplings available to suit various industrial applications and requirements. These variations in design and material offer flexibility in choosing the right coupling for specific uses. Here are some common types of spider couplings:

  • Standard Jaw Couplings: These couplings feature a simple design with two hubs and an elastomeric spider. They are suitable for general-purpose applications that require misalignment compensation and torque transmission.
  • Curved Jaw Couplings: These couplings have curved lobes on the elastomeric spider, allowing for increased misalignment compensation and dampening of vibrations. They offer higher torque capacity and are commonly used in pumps, compressors, and conveyors.
  • Spider Couplings with Spacer: These couplings include a spacer between the hubs, allowing for greater axial misalignment compensation. They are used in applications with longer distances between shafts.
  • Lovejoy Couplings: Lovejoy couplings are a specific brand of spider couplings known for their high torque capacity, durability, and ease of installation. They come in various styles, including standard, curved jaw, and split type.
  • Bowex Couplings: Bowex couplings are designed for applications with high torque requirements and aggressive operating conditions. They offer excellent misalignment compensation and are used in heavy-duty machinery.
  • Insert Material Variations: Spider couplings come with elastomeric inserts made from various materials such as rubber, polyurethane, and thermoplastic. These materials offer different levels of flexibility, temperature resistance, and chemical resistance.
  • Electrically Insulating Spider Couplings: Some spider couplings are designed with electrically insulating materials to prevent electrical current transmission between shafts. These couplings are used in applications where electrical isolation is critical.

The choice of spider coupling type depends on factors such as torque requirements, misalignment compensation needed, operating conditions, and industry-specific requirements. Proper selection ensures optimal performance, extended equipment lifespan, and reduced maintenance needs.

China Standard CHINAMFG Lmpk Type Industrial Equipment Machinery Auto Elastic Elements Plum Spider Coupling  China Standard CHINAMFG Lmpk Type Industrial Equipment Machinery Auto Elastic Elements Plum Spider Coupling
editor by CX 2024-04-24

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling

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

1111

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

/* 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

spider coupling

What materials are typically used in manufacturing spider couplings and why?

Spider couplings are constructed using a combination of materials to achieve durability, flexibility, and efficient torque transmission. The choice of materials depends on factors such as application requirements, environmental conditions, and the desired balance between strength and flexibility. Common materials used in manufacturing spider couplings include:

  • Aluminum: Aluminum is lightweight and corrosion-resistant, making it suitable for applications where weight reduction is important. It offers good mechanical properties and can be used in various industries.
  • Steel: Steel provides excellent strength and durability. It’s often used in heavy-duty applications where high torque transmission is required. Surface treatments can enhance corrosion resistance.
  • Stainless Steel: Stainless steel offers corrosion resistance in aggressive environments. It’s commonly used in industries such as food processing, pharmaceuticals, and chemical processing.
  • Cast Iron: Cast iron is known for its high compressive strength and wear resistance. It’s suitable for applications requiring robust construction and can handle high torque loads.
  • Plastic/Polymer: Certain polymers and plastics, such as polyurethane or nylon, are used for the elastomeric spider element. These materials provide flexibility, vibration dampening, and misalignment compensation.

The choice of materials depends on the specific requirements of the application. For example, aluminum or stainless steel may be chosen for industries requiring corrosion resistance, while steel or cast iron may be selected for heavy-duty applications. The elastomeric spider is typically made from a durable polymer to ensure flexibility and effective torque transmission while accommodating misalignment. Overall, selecting the right materials ensures that spider couplings can withstand the demands of the intended application and provide reliable performance over their lifespan.

spider coupling

Are there any specific maintenance practices for ensuring the longevity of spider couplings?

Yes, implementing proper maintenance practices is crucial for ensuring the longevity and optimal performance of spider couplings. Here are some specific maintenance practices to consider:

  • Regular Inspections: Conduct routine visual inspections of the coupling to identify any signs of wear, damage, or misalignment. Regular inspections allow you to detect issues early and address them before they escalate.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant. Proper lubrication reduces friction, prevents excessive wear, and maintains coupling efficiency.
  • Alignment Checks: Ensure that the shafts connected by the coupling are properly aligned. Misalignment can accelerate wear and compromise coupling performance. Regular alignment checks are essential, especially after maintenance or changes in operating conditions.
  • Torque Checks: Periodically check the torque values of fasteners such as bolts, nuts, and screws that secure the coupling components. Proper torque ensures the coupling remains securely fastened.
  • Temperature Monitoring: Monitor the operating temperature of the coupling during normal operation. Abnormally high temperatures can indicate excessive friction and potential issues with the coupling.
  • Environmental Considerations: If the machinery is operating in harsh or corrosive environments, take appropriate measures to protect the coupling from contaminants, chemicals, and moisture.
  • Replacement of Elastomeric Spider: The elastomeric spider is a critical component of the coupling. Replace it if you notice signs of wear, cracks, tears, or deformation. Follow the manufacturer’s recommended replacement intervals.
  • Documentation: Maintain records of maintenance activities, inspections, and any repairs performed on the coupling. This documentation helps track the history of the coupling and informs future maintenance decisions.
  • Training and Education: Ensure that maintenance personnel are trained in proper coupling maintenance practices. This includes handling, installation, and lubrication procedures.

By adhering to these maintenance practices, you can extend the lifespan of spider couplings, reduce the likelihood of unexpected failures, and ensure the continued reliability of machinery systems.

spider coupling

Can you explain the role of the elastomeric spider in a spider coupling’s function?

The elastomeric spider plays a critical role in the function of a spider coupling by providing flexibility, misalignment compensation, and vibration dampening. It is the central component that connects the two hubs of the coupling and transmits torque between the shafts. The elastomeric spider is typically made from a durable and resilient elastomer material, such as rubber or polyurethane. Here’s how the elastomeric spider contributes to the spider coupling’s operation:

  • Flexibility: The elastomeric material of the spider allows it to flex and deform as torque is transmitted between the shafts. This flexibility accommodates misalignment between the shafts, including angular, radial, and axial misalignment.
  • Misalignment Compensation: The spider coupling’s design incorporates the elastomeric spider’s ability to stretch and compress. This allows it to absorb and compensate for minor misalignments that can occur due to manufacturing tolerances, thermal expansion, or external forces.
  • Vibration Dampening: The elastomeric material of the spider acts as a cushion, absorbing and dampening vibrations that may be generated during operation. This reduces the transmission of vibrations from one shaft to another and contributes to smoother machinery performance.
  • Torque Transmission: As the shafts rotate and torque is applied to one hub of the coupling, the elastomeric spider deforms to transmit the torque to the other hub and, subsequently, to the second shaft. The spider’s ability to deform under load ensures efficient power transmission.
  • Resilience: Elastomeric spiders are designed to withstand repeated cycles of deformation and load. Their resilience allows them to maintain their original shape and performance over time, contributing to the longevity of the coupling.
  • Reduced Maintenance: The presence of the elastomeric spider reduces the need for constant alignment adjustments and maintenance, as it compensates for misalignments and dampens vibrations that can cause wear and tear.

Overall, the elastomeric spider’s ability to provide flexibility, misalignment compensation, vibration dampening, and efficient torque transmission makes it a crucial component in spider couplings, enhancing their performance and reliability in various industrial applications.

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling  China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling
editor by CX 2024-04-17

China high quality High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump

Product Description

High Quality High Precision ml elastic Flexible curved jaw rubber spiders shaft coupling For Pump

Description:

A jaw coupling is a type of general purpose power transmission coupling that also can be used in motion control (servo) applications. It is designed to transmit torque (by connecting 2 shafts) while damping system vibrations and accommodating misalignment, which protects other components from damage. Jaw couplings are composed of 3 parts: 2 metallic hubs and an elastomer insert called an element, but commonly referred to as a “spider”. The 3 parts press fit together with a jaw from each hub fitted alternately with the lobes of the spider. Jaw coupling torque is transmitted through the elastomer lobes in compression.

The elastomer of the spider can be made in different materials and hardness, which allows the user to customize the coupling to best serve their application. Considerations for elastomer selection include ability to dampen vibration, ability to handle misalignment, operational temperature range, speed of equipment, and chemical conditions.

Features:
1.For heavy machinery;

2.Easy assblemly;

3.Cut off power when installation;

4.Can replace elastomer/spider withour moving driving and driven equipment.

Parameters:

Characteristics:
Flower-shaped elastic coupling has simple structure, small radial size, light weight and small moment of inertia. In medium and high speed applications, the plum-shaped elastic coupling works stably and reliably, and has good vibration damping, cushioning and electrical insulation properties. Plum-shaped elastic coupling has large axial, radial and angular compensation ability. High-strength polyurethane elastic components of plum-shaped elastic coupling are wear-resistant and oil-resistant, with large bearing capacity, long service life, safe and reliable, and coupling. No lubrication, no maintenance, continuous operation for a long time.

Plum-shaped flexible couplings are mainly suitable for starting, frequent reversing, medium and high speed, medium torque and high reliability requirements, such as metallurgy, mining, petroleum, chemical, lifting, transportation, light industry, textile, Pumps, fans, etc. Working environment temperature -35 ° C ~ +80 ° C, the transmission of nominal torque 25 ~ 12500Nm, the allowable speed of 1500 ~ 15300r / min.

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.
  /* 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

spider coupling

Could you provide examples of industries or applications where spider couplings are commonly used?

Spider couplings find application in a wide range of industries and mechanical systems where torque transmission, misalignment compensation, and vibration dampening are important. Here are some examples of industries and applications where spider couplings are commonly used:

  • Manufacturing: Spider couplings are used in various manufacturing equipment, including conveyor systems, packaging machinery, and CNC machines. They help transmit torque between motors and shafts while accommodating misalignment.
  • Agriculture: Agricultural equipment such as tractors, combines, and harvesters often use spider couplings to connect and transmit power between different components.
  • Automotive: Spider couplings can be found in automotive applications, including drive shaft connections and steering systems, where they help transfer torque and accommodate movement.
  • Pumps and Compressors: Spider couplings are used in pumps and compressors to connect motors to impellers or rotors, ensuring efficient torque transmission and vibration isolation.
  • Material Handling: Material handling systems, including conveyors, elevators, and cranes, use spider couplings to connect various components and transfer torque.
  • Printing and Packaging: Spider couplings are used in printing presses, packaging machines, and labeling systems to ensure precise torque transmission and compensate for misalignment.
  • Textile Machinery: Textile manufacturing equipment such as spinning machines and looms utilize spider couplings to connect drive components and transmit power efficiently.
  • Food and Beverage: Spider couplings are used in food processing equipment and beverage production lines, where they provide sanitary and reliable torque transmission.

These examples illustrate the versatility of spider couplings in various industries and applications. Their ability to handle torque transmission, misalignment compensation, and vibration reduction makes them a practical choice for a wide range of mechanical systems.

spider coupling

What are the symptoms of spider coupling wear or deterioration, and how can they be identified?

Spider couplings, like other mechanical components, can experience wear and deterioration over time due to factors such as torque, misalignment, and environmental conditions. Identifying the symptoms of wear is crucial for maintaining coupling performance and preventing unexpected failures. Here are some common symptoms of spider coupling wear and deterioration:

  • Vibration and Noise: Increased vibration or unusual noise during operation can indicate wear in the spider coupling. Excessive wear can lead to reduced dampening of vibrations and increased noise levels.
  • Reduced Torque Transmission: If the coupling is no longer transmitting torque efficiently, it may indicate wear or damage to the elastomeric spider. Reduced torque transmission can result in decreased equipment performance.
  • Visible Cracks or Tears: Inspect the elastomeric spider for visible cracks, tears, or signs of deformation. These issues can lead to uneven load distribution and compromised coupling function.
  • Uneven Shaft Movement: Misalignment caused by wear can lead to uneven movement of connected shafts. This can be observed through irregular motion or wobbling during operation.
  • Increased Heat Generation: If the coupling is generating more heat than usual, it may indicate excessive friction due to wear. Overheating can accelerate wear and affect coupling performance.
  • Irregular Performance: If machinery or equipment connected by the coupling experiences irregular or unpredictable behavior, it could be a sign of coupling wear affecting torque transmission.

To identify these symptoms, regular visual inspections, vibration analysis, and performance monitoring are recommended. If any of these symptoms are observed, it’s advisable to replace the worn or damaged spider coupling with a new one. Routine maintenance and timely replacement can help ensure the continued reliability and performance of spider couplings in mechanical systems.

spider coupling

What is a spider coupling and how is it used in mechanical systems?

A spider coupling, also known as a jaw coupling or elastomeric coupling, is a type of flexible coupling used to connect two shafts while accommodating misalignment and transmitting torque between them. It consists of three main components: two hubs and an elastomeric spider or insert that fits between them.

The elastomeric spider is typically made of a flexible and durable material, such as rubber or polyurethane, with a series of lobes or fins that fit into matching grooves on the inner surfaces of the hubs. These lobes allow the spider to flex and absorb misalignments between the connected shafts while transmitting torque.

The spider coupling is used in mechanical systems to:

  • Transmit Torque: The primary function of a spider coupling is to transmit torque from one shaft to another. As the shafts rotate, the elastomeric spider deforms slightly, allowing the hubs to move relative to each other while maintaining torque transmission.
  • Accommodate Misalignment: Spider couplings can accommodate different types of misalignment, including angular, axial, and parallel misalignments, without causing excessive stress on the connected components. This flexibility helps prevent premature wear and failure.
  • Dampen Vibrations: The elastomeric material of the spider acts as a shock absorber, dampening vibrations and reducing the transmission of vibrations between the connected shafts. This can improve overall system performance and reduce wear on components.
  • Isolate Shock Loads: In applications with sudden changes in torque or shock loads, the spider coupling can absorb and dampen these shocks, protecting the connected components from damage.
  • Reduce Maintenance: Spider couplings require minimal maintenance due to their simple design and absence of lubrication points. This can lead to reduced downtime and maintenance costs in industrial machinery.
  • Provide Electric Insulation: Spider couplings can provide electrical isolation between the connected shafts, making them suitable for applications where electrical grounding needs to be minimized.

Spider couplings are commonly used in various machinery and equipment, such as pumps, compressors, conveyors, fans, and industrial machinery. They are particularly well-suited for applications that require flexibility, misalignment compensation, vibration reduction, and ease of maintenance.

China high quality High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump  China high quality High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump
editor by CX 2024-04-17

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling

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

1111

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

/* 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

spider coupling

Can a spider coupling handle high levels of torque and angular misalignment?

Yes, a spider coupling is designed to handle a range of torque levels and accommodate angular misalignment. The elastomeric spider element, which is a key component of the coupling, provides the flexibility needed to transmit torque and compensate for misalignment. Here’s how a spider coupling handles these factors:

  • High Torque: Spider couplings are engineered to transmit torque efficiently. The elastomeric spider deforms slightly under torque load, allowing it to transfer power between the shafts. The specific torque capacity depends on the design, materials, and size of the coupling. High-performance spider couplings can handle significant torque loads, making them suitable for various industrial applications.
  • Angular Misalignment: Spider couplings can accommodate angular misalignment between the connected shafts. The elastomeric spider can flex in different directions, allowing for a certain degree of angular deviation between the shafts. This flexibility helps prevent excessive stress on the shafts and components, enhancing the coupling’s lifespan and reliability.

However, it’s important to note that while spider couplings can handle a range of torque levels and angular misalignment, there are limitations to how much misalignment they can compensate for. Excessive misalignment can lead to premature wear and reduced coupling performance. It’s recommended to follow the manufacturer’s guidelines for allowable misalignment and torque capacity to ensure optimal coupling performance and longevity.

spider coupling

What are the symptoms of spider coupling wear or deterioration, and how can they be identified?

Spider couplings, like other mechanical components, can experience wear and deterioration over time due to factors such as torque, misalignment, and environmental conditions. Identifying the symptoms of wear is crucial for maintaining coupling performance and preventing unexpected failures. Here are some common symptoms of spider coupling wear and deterioration:

  • Vibration and Noise: Increased vibration or unusual noise during operation can indicate wear in the spider coupling. Excessive wear can lead to reduced dampening of vibrations and increased noise levels.
  • Reduced Torque Transmission: If the coupling is no longer transmitting torque efficiently, it may indicate wear or damage to the elastomeric spider. Reduced torque transmission can result in decreased equipment performance.
  • Visible Cracks or Tears: Inspect the elastomeric spider for visible cracks, tears, or signs of deformation. These issues can lead to uneven load distribution and compromised coupling function.
  • Uneven Shaft Movement: Misalignment caused by wear can lead to uneven movement of connected shafts. This can be observed through irregular motion or wobbling during operation.
  • Increased Heat Generation: If the coupling is generating more heat than usual, it may indicate excessive friction due to wear. Overheating can accelerate wear and affect coupling performance.
  • Irregular Performance: If machinery or equipment connected by the coupling experiences irregular or unpredictable behavior, it could be a sign of coupling wear affecting torque transmission.

To identify these symptoms, regular visual inspections, vibration analysis, and performance monitoring are recommended. If any of these symptoms are observed, it’s advisable to replace the worn or damaged spider coupling with a new one. Routine maintenance and timely replacement can help ensure the continued reliability and performance of spider couplings in mechanical systems.

spider coupling

What are the advantages of using a spider coupling in industrial applications?

Spider couplings offer several advantages that make them a popular choice for various industrial applications. Here are the key advantages:

  • Misalignment Compensation: Spider couplings can accommodate angular, axial, and parallel misalignments between connected shafts. This ability to compensate for misalignment reduces stress on components and extends equipment lifespan.
  • Flexibility: The elastomeric spider provides flexibility that allows for slight movements between the shafts. This flexibility helps prevent excessive wear, reduces vibration transmission, and minimizes the risk of component failure.
  • Vibration Dampening: The elastomeric material of the spider acts as a shock absorber, dampening vibrations generated by rotating machinery. This can lead to improved equipment performance, reduced noise, and enhanced operator comfort.
  • Easy Installation: Spider couplings have a simple design with minimal components, making them easy to install and replace. Their design eliminates the need for precise alignment during installation, saving time and effort.
  • Torque Transmission: Spider couplings efficiently transmit torque from one shaft to another, ensuring that power is effectively transferred between connected components.
  • Minimal Maintenance: Spider couplings require minimal maintenance due to their self-lubricating and wear-resistant elastomeric material. This reduces downtime and maintenance costs for industrial machinery.
  • Compact Design: Spider couplings have a compact and lightweight design, making them suitable for applications where space is limited. Their small size allows for easy integration into various systems.
  • Cost-Effective: Spider couplings are relatively inexpensive compared to other coupling types, making them a cost-effective solution for a wide range of industrial applications.
  • Electric Insulation: In applications where electrical isolation is important, spider couplings made from electrically insulating materials can prevent the transmission of electrical currents between shafts.
  • Wide Range of Sizes: Spider couplings are available in various sizes and configurations to accommodate different shaft diameters and torque requirements.

Due to these advantages, spider couplings are commonly used in industries such as manufacturing, automation, packaging, material handling, and more, where flexibility, misalignment compensation, and efficient torque transmission are essential for optimal equipment performance.

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling  China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling
editor by CX 2024-04-15

China Hot selling High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump

Product Description

High Quality High Precision ml elastic Flexible curved jaw rubber spiders shaft coupling For Pump

Description:

A jaw coupling is a type of general purpose power transmission coupling that also can be used in motion control (servo) applications. It is designed to transmit torque (by connecting 2 shafts) while damping system vibrations and accommodating misalignment, which protects other components from damage. Jaw couplings are composed of 3 parts: 2 metallic hubs and an elastomer insert called an element, but commonly referred to as a “spider”. The 3 parts press fit together with a jaw from each hub fitted alternately with the lobes of the spider. Jaw coupling torque is transmitted through the elastomer lobes in compression.

The elastomer of the spider can be made in different materials and hardness, which allows the user to customize the coupling to best serve their application. Considerations for elastomer selection include ability to dampen vibration, ability to handle misalignment, operational temperature range, speed of equipment, and chemical conditions.

Features:
1.For heavy machinery;

2.Easy assblemly;

3.Cut off power when installation;

4.Can replace elastomer/spider withour moving driving and driven equipment.

Parameters:

Characteristics:
Flower-shaped elastic coupling has simple structure, small radial size, light weight and small moment of inertia. In medium and high speed applications, the plum-shaped elastic coupling works stably and reliably, and has good vibration damping, cushioning and electrical insulation properties. Plum-shaped elastic coupling has large axial, radial and angular compensation ability. High-strength polyurethane elastic components of plum-shaped elastic coupling are wear-resistant and oil-resistant, with large bearing capacity, long service life, safe and reliable, and coupling. No lubrication, no maintenance, continuous operation for a long time.

Plum-shaped flexible couplings are mainly suitable for starting, frequent reversing, medium and high speed, medium torque and high reliability requirements, such as metallurgy, mining, petroleum, chemical, lifting, transportation, light industry, textile, Pumps, fans, etc. Working environment temperature -35 ° C ~ +80 ° C, the transmission of nominal torque 25 ~ 12500Nm, the allowable speed of 1500 ~ 15300r / min.

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.
  /* 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

spider coupling

What are the common challenges associated with spider coupling misalignment and how can they be addressed?

Misalignment is a common challenge in spider couplings that can lead to reduced efficiency, increased wear, and potential coupling failure. Here are the common challenges associated with misalignment and how they can be addressed:

  • Reduced Torque Transmission: Misalignment can decrease the effective torque transmitted between the shafts, leading to inefficiency and potential overload. Regularly check and align the shafts according to the manufacturer’s recommendations to ensure proper torque transmission.
  • Vibration and Noise: Misalignment can cause excessive vibrations and noise in the machinery. Implement precision alignment techniques during installation to minimize misalignment-induced vibrations and noise.
  • Increased Wear: Misalignment results in uneven loading on the elastomeric spider, causing premature wear and potential failure. Regularly inspect the coupling for signs of wear and replace the elastomeric spider if necessary. Address misalignment promptly to prevent excessive wear.
  • Heat Generation: Misalignment can generate heat due to friction between the elastomeric spider and the hubs. This can lead to accelerated wear and reduced coupling lifespan. Proper alignment helps minimize heat generation and associated issues.
  • Shaft Fatigue: Severe misalignment can induce shaft fatigue and stress concentrations, leading to shaft failure over time. Avoid excessive misalignment and ensure that the coupling is properly aligned during installation.
  • Reduced Service Life: Misalignment puts additional stress on the elastomeric spider, reducing its service life. Proper alignment and maintenance practices can extend the service life of the coupling.
  • Performance Variations: Misalignment can lead to variations in performance and inconsistent operation of the machinery. Regularly monitor the coupling’s performance and address any issues promptly to ensure consistent operation.

To address these challenges, it’s crucial to prioritize precision alignment during the installation of the spider coupling. Follow the manufacturer’s guidelines for alignment tolerances and use alignment tools and techniques to achieve accurate alignment. Regular maintenance, including inspections and alignment checks, will help mitigate the negative effects of misalignment and ensure the reliable performance of spider couplings in industrial applications.

spider coupling

Are there any specific maintenance practices for ensuring the longevity of spider couplings?

Yes, implementing proper maintenance practices is crucial for ensuring the longevity and optimal performance of spider couplings. Here are some specific maintenance practices to consider:

  • Regular Inspections: Conduct routine visual inspections of the coupling to identify any signs of wear, damage, or misalignment. Regular inspections allow you to detect issues early and address them before they escalate.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant. Proper lubrication reduces friction, prevents excessive wear, and maintains coupling efficiency.
  • Alignment Checks: Ensure that the shafts connected by the coupling are properly aligned. Misalignment can accelerate wear and compromise coupling performance. Regular alignment checks are essential, especially after maintenance or changes in operating conditions.
  • Torque Checks: Periodically check the torque values of fasteners such as bolts, nuts, and screws that secure the coupling components. Proper torque ensures the coupling remains securely fastened.
  • Temperature Monitoring: Monitor the operating temperature of the coupling during normal operation. Abnormally high temperatures can indicate excessive friction and potential issues with the coupling.
  • Environmental Considerations: If the machinery is operating in harsh or corrosive environments, take appropriate measures to protect the coupling from contaminants, chemicals, and moisture.
  • Replacement of Elastomeric Spider: The elastomeric spider is a critical component of the coupling. Replace it if you notice signs of wear, cracks, tears, or deformation. Follow the manufacturer’s recommended replacement intervals.
  • Documentation: Maintain records of maintenance activities, inspections, and any repairs performed on the coupling. This documentation helps track the history of the coupling and informs future maintenance decisions.
  • Training and Education: Ensure that maintenance personnel are trained in proper coupling maintenance practices. This includes handling, installation, and lubrication procedures.

By adhering to these maintenance practices, you can extend the lifespan of spider couplings, reduce the likelihood of unexpected failures, and ensure the continued reliability of machinery systems.

spider coupling

How do you properly install and maintain a spider coupling in machinery?

Installation:

Proper installation of a spider coupling is essential to ensure its optimal performance and longevity. Here are the steps for installing a spider coupling:

  1. Ensure Safety: Before starting any installation, make sure the machinery is properly shut down and all energy sources are disconnected.
  2. Inspect Components: Check the hubs, elastomeric spider, and shafts for any damage or debris. Ensure that the components match the correct specifications.
  3. Align Shafts: Align the shafts to minimize initial misalignment before inserting the elastomeric spider.
  4. Insert Spider: Place the elastomeric spider into one of the hubs, ensuring that the lobes or fins are correctly aligned with the grooves in the hub.
  5. Align Second Hub: Carefully align the second hub with the first one, making sure the spider lobes fit into the grooves of both hubs.
  6. Press Hubs Together: Gently press the hubs together until they meet. Avoid using excessive force, as this could damage the elastomeric spider.
  7. Check Alignment: After installation, check the alignment of the shafts and the coupling. Misalignment should not exceed the manufacturer’s recommended limits.
  8. Tighten Fasteners: Tighten the fasteners on the hubs according to the manufacturer’s torque specifications. Use a torque wrench to ensure proper tightening.
  9. Verify Clearance: Check for proper clearance between the coupling and surrounding components to prevent interference during operation.
  10. Run System: Start the machinery and monitor the coupling for any unusual vibrations or noise. Make any necessary adjustments if issues are detected.

Maintenance:

Maintaining a spider coupling is important to ensure its continued performance and prevent premature failure. Here are some maintenance tips:

  • Regular Inspection: Periodically inspect the spider coupling for signs of wear, damage, or deterioration. Look for cracks, tears, or other abnormalities in the elastomeric spider.
  • Clean Environment: Keep the coupling and surrounding area clean from dirt, debris, and contaminants that could impact its performance.
  • Lubrication: Spider couplings are self-lubricating due to the elastomeric material. Avoid using additional lubricants, as they can deteriorate the elastomeric properties.
  • Temperature Consideration: Be aware of the temperature range specified by the manufacturer for the elastomeric material. Extreme temperatures can affect the performance and lifespan of the coupling.
  • Replace Worn Parts: If the elastomeric spider shows signs of wear, replace it with a new one from the manufacturer. Do not continue using a worn or damaged spider.
  • Monitor Vibrations: Regularly monitor the machinery for unusual vibrations or noise, as these can indicate issues with the coupling. Address any problems promptly.
  • Follow Manufacturer Guidelines: Adhere to the manufacturer’s recommended maintenance schedule and guidelines for the specific spider coupling model.

Proper installation and regular maintenance contribute to the reliable and efficient operation of a spider coupling in machinery.

China Hot selling High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump  China Hot selling High Quality High Precision Ml Elastic Flexible Curved Jaw Rubber Spiders Shaft Coupling for Pump
editor by CX 2024-04-13

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling

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

1111

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

/* 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

spider coupling

What materials are typically used in manufacturing spider couplings and why?

Spider couplings are constructed using a combination of materials to achieve durability, flexibility, and efficient torque transmission. The choice of materials depends on factors such as application requirements, environmental conditions, and the desired balance between strength and flexibility. Common materials used in manufacturing spider couplings include:

  • Aluminum: Aluminum is lightweight and corrosion-resistant, making it suitable for applications where weight reduction is important. It offers good mechanical properties and can be used in various industries.
  • Steel: Steel provides excellent strength and durability. It’s often used in heavy-duty applications where high torque transmission is required. Surface treatments can enhance corrosion resistance.
  • Stainless Steel: Stainless steel offers corrosion resistance in aggressive environments. It’s commonly used in industries such as food processing, pharmaceuticals, and chemical processing.
  • Cast Iron: Cast iron is known for its high compressive strength and wear resistance. It’s suitable for applications requiring robust construction and can handle high torque loads.
  • Plastic/Polymer: Certain polymers and plastics, such as polyurethane or nylon, are used for the elastomeric spider element. These materials provide flexibility, vibration dampening, and misalignment compensation.

The choice of materials depends on the specific requirements of the application. For example, aluminum or stainless steel may be chosen for industries requiring corrosion resistance, while steel or cast iron may be selected for heavy-duty applications. The elastomeric spider is typically made from a durable polymer to ensure flexibility and effective torque transmission while accommodating misalignment. Overall, selecting the right materials ensures that spider couplings can withstand the demands of the intended application and provide reliable performance over their lifespan.

spider coupling

Can you explain the concept of torsional stiffness in relation to spider couplings?

Torsional stiffness is a crucial concept in the design and functionality of spider couplings. It refers to the ability of a coupling to resist rotational deformation (twisting) when subjected to a torque load. In other words, torsional stiffness measures how much a coupling can maintain its shape and transmit torque without excessive twisting or deformation.

In the context of spider couplings:

  • High Torsional Stiffness: A coupling with high torsional stiffness exhibits minimal angular deflection or twisting when torque is applied. This ensures accurate torque transmission and precise alignment between connected shafts. High torsional stiffness is especially important in applications that require accurate positioning and synchronization.
  • Low Torsional Stiffness: A coupling with low torsional stiffness allows for some degree of angular misalignment between shafts and can accommodate slight variations in torque load. This flexibility can be advantageous in applications where misalignment or shock absorption is necessary.

When selecting a spider coupling for a specific application, the torsional stiffness of the coupling needs to be considered based on the requirements of the machinery system. The choice between high and low torsional stiffness depends on factors such as the level of precision needed, the type of load, the degree of misalignment, and the overall performance objectives.

It’s important to note that while torsional stiffness is a key consideration, other factors like the material of the elastomeric spider, size of the coupling, and the type of spider profile also play a role in the coupling’s overall performance and behavior.

spider coupling

Can you explain the role of the elastomeric spider in a spider coupling’s function?

The elastomeric spider plays a critical role in the function of a spider coupling by providing flexibility, misalignment compensation, and vibration dampening. It is the central component that connects the two hubs of the coupling and transmits torque between the shafts. The elastomeric spider is typically made from a durable and resilient elastomer material, such as rubber or polyurethane. Here’s how the elastomeric spider contributes to the spider coupling’s operation:

  • Flexibility: The elastomeric material of the spider allows it to flex and deform as torque is transmitted between the shafts. This flexibility accommodates misalignment between the shafts, including angular, radial, and axial misalignment.
  • Misalignment Compensation: The spider coupling’s design incorporates the elastomeric spider’s ability to stretch and compress. This allows it to absorb and compensate for minor misalignments that can occur due to manufacturing tolerances, thermal expansion, or external forces.
  • Vibration Dampening: The elastomeric material of the spider acts as a cushion, absorbing and dampening vibrations that may be generated during operation. This reduces the transmission of vibrations from one shaft to another and contributes to smoother machinery performance.
  • Torque Transmission: As the shafts rotate and torque is applied to one hub of the coupling, the elastomeric spider deforms to transmit the torque to the other hub and, subsequently, to the second shaft. The spider’s ability to deform under load ensures efficient power transmission.
  • Resilience: Elastomeric spiders are designed to withstand repeated cycles of deformation and load. Their resilience allows them to maintain their original shape and performance over time, contributing to the longevity of the coupling.
  • Reduced Maintenance: The presence of the elastomeric spider reduces the need for constant alignment adjustments and maintenance, as it compensates for misalignments and dampens vibrations that can cause wear and tear.

Overall, the elastomeric spider’s ability to provide flexibility, misalignment compensation, vibration dampening, and efficient torque transmission makes it a crucial component in spider couplings, enhancing their performance and reliability in various industrial applications.

China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling  China factory Aluminum Clamp Style Standard Flexible Elastic Rubber Spider Star Jaw Type Flexible Coupling
editor by CX 2024-04-12

China Best Sales Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling

Product Description

Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling

Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.

A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.

 

Coupling is a jaw type coupling that works for a variety of light duty to heavy duty motors used in electric power transmission.

This is 1 of our safest types of products. The reason being that these couplings work even when the elastomer fails and there is no metal to metal contact.

They perform in well-standing oil, grease, moisture, sand, and dirt and nearly 850,000 bore combinations that can be customised as per the customer’s needs.

They are used in light-weight, medium, or heavy electrical motors and devices for power transmission through internal combustion.

Features

 

1. Hubs made of cast iron GG25.
2. Torsionally flexible, maintenance free, vibration-damping.
3. Axial plug-in, fail-safe.
4. Varying elastomer hardness of spiders.
5. Compact design with small flywheel effect.
6 Easy assembly / dis-assembly of the coupling hubs Short mounting length.

 

 

 

Production workshop:

Company information:

/* 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

spider coupling

Are there any industry standards or guidelines for designing and using spider couplings?

Yes, there are industry standards and guidelines that provide recommendations for designing, selecting, and using spider couplings in various mechanical systems. These standards help ensure the safe and reliable operation of spider couplings in industrial applications. Some of the relevant standards include:

  • AGMA 9002-B15: This American Gear Manufacturers Association (AGMA) standard provides guidelines for the selection and application of flexible couplings, including spider couplings. It covers topics such as coupling types, misalignment, torque capacity, and lubrication.
  • ISO 14691: This International Organization for Standardization (ISO) standard specifies methods for testing the torsional stiffness of flexible couplings, including spider couplings. It outlines procedures for determining the dynamic torsional stiffness and related parameters.
  • API 671: This American Petroleum Institute (API) standard provides guidelines for special-purpose couplings used in petroleum, chemical, and gas industry services. It covers design, manufacturing, inspection, and testing requirements for couplings, including those with elastomeric elements.

While these standards offer valuable insights, it’s important to note that specific industry requirements and applications may influence the design and selection of spider couplings. Manufacturers, engineers, and designers should also consider factors such as torque, misalignment compensation, environment, and system dynamics when applying these standards to their designs. Adhering to industry standards ensures that spider couplings are properly designed, installed, and used to meet the intended performance and safety criteria.

spider coupling

What are the symptoms of spider coupling wear or deterioration, and how can they be identified?

Spider couplings, like other mechanical components, can experience wear and deterioration over time due to factors such as torque, misalignment, and environmental conditions. Identifying the symptoms of wear is crucial for maintaining coupling performance and preventing unexpected failures. Here are some common symptoms of spider coupling wear and deterioration:

  • Vibration and Noise: Increased vibration or unusual noise during operation can indicate wear in the spider coupling. Excessive wear can lead to reduced dampening of vibrations and increased noise levels.
  • Reduced Torque Transmission: If the coupling is no longer transmitting torque efficiently, it may indicate wear or damage to the elastomeric spider. Reduced torque transmission can result in decreased equipment performance.
  • Visible Cracks or Tears: Inspect the elastomeric spider for visible cracks, tears, or signs of deformation. These issues can lead to uneven load distribution and compromised coupling function.
  • Uneven Shaft Movement: Misalignment caused by wear can lead to uneven movement of connected shafts. This can be observed through irregular motion or wobbling during operation.
  • Increased Heat Generation: If the coupling is generating more heat than usual, it may indicate excessive friction due to wear. Overheating can accelerate wear and affect coupling performance.
  • Irregular Performance: If machinery or equipment connected by the coupling experiences irregular or unpredictable behavior, it could be a sign of coupling wear affecting torque transmission.

To identify these symptoms, regular visual inspections, vibration analysis, and performance monitoring are recommended. If any of these symptoms are observed, it’s advisable to replace the worn or damaged spider coupling with a new one. Routine maintenance and timely replacement can help ensure the continued reliability and performance of spider couplings in mechanical systems.

spider coupling

Are there different types of spider couplings available for various uses?

Yes, there are different types of spider couplings available to suit various industrial applications and requirements. These variations in design and material offer flexibility in choosing the right coupling for specific uses. Here are some common types of spider couplings:

  • Standard Jaw Couplings: These couplings feature a simple design with two hubs and an elastomeric spider. They are suitable for general-purpose applications that require misalignment compensation and torque transmission.
  • Curved Jaw Couplings: These couplings have curved lobes on the elastomeric spider, allowing for increased misalignment compensation and dampening of vibrations. They offer higher torque capacity and are commonly used in pumps, compressors, and conveyors.
  • Spider Couplings with Spacer: These couplings include a spacer between the hubs, allowing for greater axial misalignment compensation. They are used in applications with longer distances between shafts.
  • Lovejoy Couplings: Lovejoy couplings are a specific brand of spider couplings known for their high torque capacity, durability, and ease of installation. They come in various styles, including standard, curved jaw, and split type.
  • Bowex Couplings: Bowex couplings are designed for applications with high torque requirements and aggressive operating conditions. They offer excellent misalignment compensation and are used in heavy-duty machinery.
  • Insert Material Variations: Spider couplings come with elastomeric inserts made from various materials such as rubber, polyurethane, and thermoplastic. These materials offer different levels of flexibility, temperature resistance, and chemical resistance.
  • Electrically Insulating Spider Couplings: Some spider couplings are designed with electrically insulating materials to prevent electrical current transmission between shafts. These couplings are used in applications where electrical isolation is critical.

The choice of spider coupling type depends on factors such as torque requirements, misalignment compensation needed, operating conditions, and industry-specific requirements. Proper selection ensures optimal performance, extended equipment lifespan, and reduced maintenance needs.

China Best Sales Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling  China Best Sales Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling
editor by CX 2024-04-09

China manufacturer Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling

Product Description

Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling

Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.

A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.

 

Coupling is a jaw type coupling that works for a variety of light duty to heavy duty motors used in electric power transmission.

This is 1 of our safest types of products. The reason being that these couplings work even when the elastomer fails and there is no metal to metal contact.

They perform in well-standing oil, grease, moisture, sand, and dirt and nearly 850,000 bore combinations that can be customised as per the customer’s needs.

They are used in light-weight, medium, or heavy electrical motors and devices for power transmission through internal combustion.

Features

 

1. Hubs made of cast iron GG25.
2. Torsionally flexible, maintenance free, vibration-damping.
3. Axial plug-in, fail-safe.
4. Varying elastomer hardness of spiders.
5. Compact design with small flywheel effect.
6 Easy assembly / dis-assembly of the coupling hubs Short mounting length.

 

 

 

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

spider coupling

What are the common challenges associated with spider coupling misalignment and how can they be addressed?

Misalignment is a common challenge in spider couplings that can lead to reduced efficiency, increased wear, and potential coupling failure. Here are the common challenges associated with misalignment and how they can be addressed:

  • Reduced Torque Transmission: Misalignment can decrease the effective torque transmitted between the shafts, leading to inefficiency and potential overload. Regularly check and align the shafts according to the manufacturer’s recommendations to ensure proper torque transmission.
  • Vibration and Noise: Misalignment can cause excessive vibrations and noise in the machinery. Implement precision alignment techniques during installation to minimize misalignment-induced vibrations and noise.
  • Increased Wear: Misalignment results in uneven loading on the elastomeric spider, causing premature wear and potential failure. Regularly inspect the coupling for signs of wear and replace the elastomeric spider if necessary. Address misalignment promptly to prevent excessive wear.
  • Heat Generation: Misalignment can generate heat due to friction between the elastomeric spider and the hubs. This can lead to accelerated wear and reduced coupling lifespan. Proper alignment helps minimize heat generation and associated issues.
  • Shaft Fatigue: Severe misalignment can induce shaft fatigue and stress concentrations, leading to shaft failure over time. Avoid excessive misalignment and ensure that the coupling is properly aligned during installation.
  • Reduced Service Life: Misalignment puts additional stress on the elastomeric spider, reducing its service life. Proper alignment and maintenance practices can extend the service life of the coupling.
  • Performance Variations: Misalignment can lead to variations in performance and inconsistent operation of the machinery. Regularly monitor the coupling’s performance and address any issues promptly to ensure consistent operation.

To address these challenges, it’s crucial to prioritize precision alignment during the installation of the spider coupling. Follow the manufacturer’s guidelines for alignment tolerances and use alignment tools and techniques to achieve accurate alignment. Regular maintenance, including inspections and alignment checks, will help mitigate the negative effects of misalignment and ensure the reliable performance of spider couplings in industrial applications.

spider coupling

Are there any specific maintenance practices for ensuring the longevity of spider couplings?

Yes, implementing proper maintenance practices is crucial for ensuring the longevity and optimal performance of spider couplings. Here are some specific maintenance practices to consider:

  • Regular Inspections: Conduct routine visual inspections of the coupling to identify any signs of wear, damage, or misalignment. Regular inspections allow you to detect issues early and address them before they escalate.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant. Proper lubrication reduces friction, prevents excessive wear, and maintains coupling efficiency.
  • Alignment Checks: Ensure that the shafts connected by the coupling are properly aligned. Misalignment can accelerate wear and compromise coupling performance. Regular alignment checks are essential, especially after maintenance or changes in operating conditions.
  • Torque Checks: Periodically check the torque values of fasteners such as bolts, nuts, and screws that secure the coupling components. Proper torque ensures the coupling remains securely fastened.
  • Temperature Monitoring: Monitor the operating temperature of the coupling during normal operation. Abnormally high temperatures can indicate excessive friction and potential issues with the coupling.
  • Environmental Considerations: If the machinery is operating in harsh or corrosive environments, take appropriate measures to protect the coupling from contaminants, chemicals, and moisture.
  • Replacement of Elastomeric Spider: The elastomeric spider is a critical component of the coupling. Replace it if you notice signs of wear, cracks, tears, or deformation. Follow the manufacturer’s recommended replacement intervals.
  • Documentation: Maintain records of maintenance activities, inspections, and any repairs performed on the coupling. This documentation helps track the history of the coupling and informs future maintenance decisions.
  • Training and Education: Ensure that maintenance personnel are trained in proper coupling maintenance practices. This includes handling, installation, and lubrication procedures.

By adhering to these maintenance practices, you can extend the lifespan of spider couplings, reduce the likelihood of unexpected failures, and ensure the continued reliability of machinery systems.

spider coupling

How do you properly install and maintain a spider coupling in machinery?

Installation:

Proper installation of a spider coupling is essential to ensure its optimal performance and longevity. Here are the steps for installing a spider coupling:

  1. Ensure Safety: Before starting any installation, make sure the machinery is properly shut down and all energy sources are disconnected.
  2. Inspect Components: Check the hubs, elastomeric spider, and shafts for any damage or debris. Ensure that the components match the correct specifications.
  3. Align Shafts: Align the shafts to minimize initial misalignment before inserting the elastomeric spider.
  4. Insert Spider: Place the elastomeric spider into one of the hubs, ensuring that the lobes or fins are correctly aligned with the grooves in the hub.
  5. Align Second Hub: Carefully align the second hub with the first one, making sure the spider lobes fit into the grooves of both hubs.
  6. Press Hubs Together: Gently press the hubs together until they meet. Avoid using excessive force, as this could damage the elastomeric spider.
  7. Check Alignment: After installation, check the alignment of the shafts and the coupling. Misalignment should not exceed the manufacturer’s recommended limits.
  8. Tighten Fasteners: Tighten the fasteners on the hubs according to the manufacturer’s torque specifications. Use a torque wrench to ensure proper tightening.
  9. Verify Clearance: Check for proper clearance between the coupling and surrounding components to prevent interference during operation.
  10. Run System: Start the machinery and monitor the coupling for any unusual vibrations or noise. Make any necessary adjustments if issues are detected.

Maintenance:

Maintaining a spider coupling is important to ensure its continued performance and prevent premature failure. Here are some maintenance tips:

  • Regular Inspection: Periodically inspect the spider coupling for signs of wear, damage, or deterioration. Look for cracks, tears, or other abnormalities in the elastomeric spider.
  • Clean Environment: Keep the coupling and surrounding area clean from dirt, debris, and contaminants that could impact its performance.
  • Lubrication: Spider couplings are self-lubricating due to the elastomeric material. Avoid using additional lubricants, as they can deteriorate the elastomeric properties.
  • Temperature Consideration: Be aware of the temperature range specified by the manufacturer for the elastomeric material. Extreme temperatures can affect the performance and lifespan of the coupling.
  • Replace Worn Parts: If the elastomeric spider shows signs of wear, replace it with a new one from the manufacturer. Do not continue using a worn or damaged spider.
  • Monitor Vibrations: Regularly monitor the machinery for unusual vibrations or noise, as these can indicate issues with the coupling. Address any problems promptly.
  • Follow Manufacturer Guidelines: Adhere to the manufacturer’s recommended maintenance schedule and guidelines for the specific spider coupling model.

Proper installation and regular maintenance contribute to the reliable and efficient operation of a spider coupling in machinery.

China manufacturer Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling  China manufacturer Power Transmission Abrasion-Resistant Elastic Curved Flexible CHINAMFG Star Drive Spider Plum PU Gasket Jaw Rubber Type Coupling
editor by CX 2024-02-13

China high quality Gr PU Rubber Elastic Spider / Shaft Rubber Flexible Coupling

Product Description

ABS PBT LCP Nylon PA66 GF30 Precision OEM Injection Molding CHINAMFG with Cheap Price

Product Description

1. Precision CNC machining parts strictly follow customers’ drawing, packing, and quality requirements.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers; 

Detailed Photos

 

Product Parameters

Our advantage of cnc machining:

Business Type Beyond the Manufacturer and strong organized ability in the industrial
Benefits 1. Deeper industrial experience at CNC machining parts service for more than 10-years,our customer’s requirement is our 1st priority.
2. 2D or 3D files is available;
3. We trust the quality priority and we insist the good quality should be based on the customers’ satisfied;
4. Without any MOQ requirement;
5.Faster delivery time;
6. Customized size and specification /OEM available
7. Near ZheJiang Port

The material

 
 Materials Accept
 
Stainless Steel SS201, SS303, SS304, SS316 etc.
Steel Q235, 20#, 45#,
Brass C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37) , C28000(CuZn40)
Iron 1213, 12L14,1215 etc.
Bronze C51000, C52100, C54400, etc.
Aluminum Al6061, Al6063,AL7075,AL5052 etc
Plastic ABS,POM,PC(Poly-Carbonate),PC+GF,PA(nylon),PA+GF,
PMMA(acrylic)PEEK,PEI etc)

Packaging & Shipping

 

  1. We prefer DHL or TNT express or other air freight between 1kg-100kg.
  2. we prefer sea freight more than 100kg or more than 1CBM
  3. As per customized specifications.

 

Company Profile

About us
HangZhou CHINAMFG Technology Co.,Ltd is located in HangZhou City, ZheJiang  Province, Which closed the ZheJiang .The Emitech Technology is mainly engaged in the CNC Machinery Industrial Service for 15 years. Our Parts are sold to Europe, America, Japan, South Korea and China in various kinds of industrial.At present, Our company has CNC Turning machines and CNC centers and equip with professional quality and testing instruments.We have full OEM Experience from worldwide, providing them with One-stop solutions for a broad range of applications.We look CHINAMFG to cooperating with you!
 

 

Our Advantages

1. Precision CNC machining parts strictly follow customer’s drawing,packing and quality requirement.
2. Tolerance: between+/-0.01mm;
3. The high-tech CMM inspector to ensure the quality;
4. Full-Experienced engineers and well professional trained workers;
5. Fast delivery time;
6. Professional advice for our customers; 

After Sales Service

Factory Supply High Demand aluminum machining parts factory
We usually provide 12 Months repair service. If our duty, we will respond to send the new parts.

Our Service

 

Our Processing CNC center, CNC milling, CNC turning, drilling, grinding, bending, stamping, tapping,
Surface finish Polishing, sandblasting, Zinc-plated, nickel-plated, chrome-plated, silver-plated, gold-plated, imitation gold-plated,
Tolerance 0.05mm~0.1mm
QC System 100% inspection before shipment
Drawing format CAD / PDF/ DWG/ IGS/ STEP
Packaging Plastic bag/Standard package / Carton or Pallet / As per customized specifications
Payment Terms 30 -50%T/T in advance, 70-50% balance before delivery; Pay Pal or Western Union is acceptable.
Trade terms EXW, FOB, CIF, As per the customer’s request
Shipment Terms

1)We prefer DHL or TNT express or other air freight between 1kg-100kg.

2) we prefer sea freight more than 100kg or more than 1CBM
3) As per customized specifications.

Note The CNC machining parts are usually custom-made based on the customer’s drawings and samples. So we need the Down Payment

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spider coupling

How does a spider coupling compare to other types of couplings, such as jaw couplings or gear couplings?

Spider couplings, jaw couplings, and gear couplings are all commonly used in mechanical systems for power transmission and misalignment compensation. Each type of coupling has its own unique characteristics and advantages. Here’s a comparison:

  • Spider Couplings: Spider couplings, also known as flexible couplings or jaw/spider couplings, use an elastomeric spider to transmit torque and accommodate misalignment. They are known for their flexibility, vibration dampening, and ability to handle angular, radial, and axial misalignment. Spider couplings are suitable for a wide range of applications and are cost-effective solutions for moderate torque requirements and misalignment compensation.
  • Jaw Couplings: Jaw couplings consist of two hubs with curved jaws that interlock and transmit torque. They are simple to install and provide a secure connection. However, jaw couplings are less effective in accommodating misalignment compared to spider couplings. They are suitable for applications with minimal misalignment and moderate torque transmission.
  • Gear Couplings: Gear couplings use toothed gears to transmit torque between shafts. They are robust and capable of transmitting high torque while accommodating some misalignment. Gear couplings are often used in heavy-duty applications that require precise torque transmission and can tolerate limited misalignment.

When comparing these couplings, spider couplings stand out for their versatility in handling various types of misalignment and providing vibration dampening. Jaw couplings are simpler and suitable for applications with minimal misalignment, while gear couplings excel in heavy-duty applications with high torque requirements. The choice between these couplings depends on the specific requirements of the application, including torque, misalignment compensation, space limitations, and cost considerations.

spider coupling

Can you explain the concept of torsional stiffness in relation to spider couplings?

Torsional stiffness is a crucial concept in the design and functionality of spider couplings. It refers to the ability of a coupling to resist rotational deformation (twisting) when subjected to a torque load. In other words, torsional stiffness measures how much a coupling can maintain its shape and transmit torque without excessive twisting or deformation.

In the context of spider couplings:

  • High Torsional Stiffness: A coupling with high torsional stiffness exhibits minimal angular deflection or twisting when torque is applied. This ensures accurate torque transmission and precise alignment between connected shafts. High torsional stiffness is especially important in applications that require accurate positioning and synchronization.
  • Low Torsional Stiffness: A coupling with low torsional stiffness allows for some degree of angular misalignment between shafts and can accommodate slight variations in torque load. This flexibility can be advantageous in applications where misalignment or shock absorption is necessary.

When selecting a spider coupling for a specific application, the torsional stiffness of the coupling needs to be considered based on the requirements of the machinery system. The choice between high and low torsional stiffness depends on factors such as the level of precision needed, the type of load, the degree of misalignment, and the overall performance objectives.

It’s important to note that while torsional stiffness is a key consideration, other factors like the material of the elastomeric spider, size of the coupling, and the type of spider profile also play a role in the coupling’s overall performance and behavior.

spider coupling

Are there different types of spider couplings available for various uses?

Yes, there are different types of spider couplings available to suit various industrial applications and requirements. These variations in design and material offer flexibility in choosing the right coupling for specific uses. Here are some common types of spider couplings:

  • Standard Jaw Couplings: These couplings feature a simple design with two hubs and an elastomeric spider. They are suitable for general-purpose applications that require misalignment compensation and torque transmission.
  • Curved Jaw Couplings: These couplings have curved lobes on the elastomeric spider, allowing for increased misalignment compensation and dampening of vibrations. They offer higher torque capacity and are commonly used in pumps, compressors, and conveyors.
  • Spider Couplings with Spacer: These couplings include a spacer between the hubs, allowing for greater axial misalignment compensation. They are used in applications with longer distances between shafts.
  • Lovejoy Couplings: Lovejoy couplings are a specific brand of spider couplings known for their high torque capacity, durability, and ease of installation. They come in various styles, including standard, curved jaw, and split type.
  • Bowex Couplings: Bowex couplings are designed for applications with high torque requirements and aggressive operating conditions. They offer excellent misalignment compensation and are used in heavy-duty machinery.
  • Insert Material Variations: Spider couplings come with elastomeric inserts made from various materials such as rubber, polyurethane, and thermoplastic. These materials offer different levels of flexibility, temperature resistance, and chemical resistance.
  • Electrically Insulating Spider Couplings: Some spider couplings are designed with electrically insulating materials to prevent electrical current transmission between shafts. These couplings are used in applications where electrical isolation is critical.

The choice of spider coupling type depends on factors such as torque requirements, misalignment compensation needed, operating conditions, and industry-specific requirements. Proper selection ensures optimal performance, extended equipment lifespan, and reduced maintenance needs.

China high quality Gr PU Rubber Elastic Spider / Shaft Rubber Flexible Coupling  China high quality Gr PU Rubber Elastic Spider / Shaft Rubber Flexible Coupling
editor by CX 2024-02-04

China factory CHINAMFG HRC Jaw Coupling Flexible Shaft Coupling Elastic Spider Type Coupling

Product Description

Rotex HRC Plum Coupling Flexible Shaft Coupling Elastic Spider Jaw type Coupling 
Material Cast Iron/Stainless Steel Flange,Rubber Spider
Model NO. HRC70 HRC90 HRC110 HRC130 HRC150 HRC180 HRC230 HRC280
Surface Treatment Phosphated
Bore Type Pilot Bore,Taper bore
Packing Carton Box,Plastic Bag,Wooden Case,Pallet

Features
1.Installation is quick and easy without special tools required, only a hexagonal wrench is needed.
2.Maintenance is virtually eliminated without lubrication required.
3.The electro metric element allows HRC to be suitable for use in most conditions.
4.In the unlikely event of the flexible element being destroyed, drive will be maintained by inner action of the integrally cast driving dogs.

Our Advantages
The HRC shaft couplings is widely used. Its characteristic is simple construction, safe and reliable in use and easy to install. Maintenance is virtually elimated and no lubricant is required in the running term. These couplings are made of GG25 high grade cast iron and phosphate for the surface to ensure strength for safe running under rated conditions.
A variety of HRC Drive Couplings and Jaw Couplings are currently available from MIGHTY. MIGHTY carries an assortment of high quality couplings, mainly HRC Drive Couplings and Jaw Couplings. If you are in need of a reliable coupling, our HRC Drive Couplings should serve your needs well. Composed of 2 halves with a star-shaped rubber unit in the centre, these couplings can fit whatever the situation calls for. They’re quite easy to use and install, shipped bored or custom bored when required. The HRC drive coupling that we carry also comes in 3 styles: F-type couplings where the taperlock bush can be inserted from the inside, H-type couplings where the taperlock bush can be inserted from the outside and B-type couplings which are pilot bored and ready to be machined to the required bore.

Packing&Shipping

Package  Standard suitable package / Pallet or container.
 Polybag inside export carton outside, blister and Tape and reel package available.
 If customers have specific requirements for the packaging, we will gladly accommodate.
Shipping

 10-20working days ofter payment receipt comfirmed (based on actual quantity).
 Packing standard export packing or according to customers demand.   

 Professional goods shipping forward.

About MIGHTY

ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing Mechanical Power Transmission Products.We Mighty is the division/branch of SCMC Group, which is a wholly state-owned company, established in 1980.
About Mighty:
-3 manufacturing factories, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in
time.
-Strick quality control are apply in the whole production. 
we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
-14 years of machining experience. Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export. MIGHTY’s products are mainly exported to Europe, America and the Middle East market. With the top-ranking management, professional technical support and abundant export experience, MIGHTY has established lasting and stable business partnership with many world famous companies and has got good reputation from CHINAMFG customers in international sales.

FAQ
Q: Are you trading company or manufacturer?

A: We are factory.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment=1000USD, 30% T/T in advance ,balance before shippment.

We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit. To supply customers excellent quality products with good price and punctual delivery time is our responsibility.
/* 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

spider coupling

Could you provide examples of industries or applications where spider couplings are commonly used?

Spider couplings find application in a wide range of industries and mechanical systems where torque transmission, misalignment compensation, and vibration dampening are important. Here are some examples of industries and applications where spider couplings are commonly used:

  • Manufacturing: Spider couplings are used in various manufacturing equipment, including conveyor systems, packaging machinery, and CNC machines. They help transmit torque between motors and shafts while accommodating misalignment.
  • Agriculture: Agricultural equipment such as tractors, combines, and harvesters often use spider couplings to connect and transmit power between different components.
  • Automotive: Spider couplings can be found in automotive applications, including drive shaft connections and steering systems, where they help transfer torque and accommodate movement.
  • Pumps and Compressors: Spider couplings are used in pumps and compressors to connect motors to impellers or rotors, ensuring efficient torque transmission and vibration isolation.
  • Material Handling: Material handling systems, including conveyors, elevators, and cranes, use spider couplings to connect various components and transfer torque.
  • Printing and Packaging: Spider couplings are used in printing presses, packaging machines, and labeling systems to ensure precise torque transmission and compensate for misalignment.
  • Textile Machinery: Textile manufacturing equipment such as spinning machines and looms utilize spider couplings to connect drive components and transmit power efficiently.
  • Food and Beverage: Spider couplings are used in food processing equipment and beverage production lines, where they provide sanitary and reliable torque transmission.

These examples illustrate the versatility of spider couplings in various industries and applications. Their ability to handle torque transmission, misalignment compensation, and vibration reduction makes them a practical choice for a wide range of mechanical systems.

spider coupling

Can you explain the concept of torsional stiffness in relation to spider couplings?

Torsional stiffness is a crucial concept in the design and functionality of spider couplings. It refers to the ability of a coupling to resist rotational deformation (twisting) when subjected to a torque load. In other words, torsional stiffness measures how much a coupling can maintain its shape and transmit torque without excessive twisting or deformation.

In the context of spider couplings:

  • High Torsional Stiffness: A coupling with high torsional stiffness exhibits minimal angular deflection or twisting when torque is applied. This ensures accurate torque transmission and precise alignment between connected shafts. High torsional stiffness is especially important in applications that require accurate positioning and synchronization.
  • Low Torsional Stiffness: A coupling with low torsional stiffness allows for some degree of angular misalignment between shafts and can accommodate slight variations in torque load. This flexibility can be advantageous in applications where misalignment or shock absorption is necessary.

When selecting a spider coupling for a specific application, the torsional stiffness of the coupling needs to be considered based on the requirements of the machinery system. The choice between high and low torsional stiffness depends on factors such as the level of precision needed, the type of load, the degree of misalignment, and the overall performance objectives.

It’s important to note that while torsional stiffness is a key consideration, other factors like the material of the elastomeric spider, size of the coupling, and the type of spider profile also play a role in the coupling’s overall performance and behavior.

spider coupling

What factors should be considered when selecting a spider coupling for a specific application?

Choosing the right spider coupling for a specific application requires careful consideration of various factors to ensure optimal performance and reliability. Here are the key factors to consider:

  • Torque Requirements: Determine the torque that the coupling needs to transmit between the shafts. Select a spider coupling that can handle the required torque without exceeding its limitations.
  • Misalignment Compensation: Assess the type and degree of misalignment that the coupling needs to accommodate. Different spider coupling designs offer varying levels of misalignment compensation.
  • Operating Conditions: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Choose a spider coupling with elastomeric material that can withstand these conditions.
  • Shaft Diameters: Measure the diameters of the connected shafts. Ensure that the selected spider coupling matches the shaft sizes to achieve a secure and reliable fit.
  • Space Limitations: Evaluate the available space for installing the coupling. Choose a compact spider coupling design that fits within the available dimensions.
  • Shaft Speed: Determine the rotational speed of the shafts. Ensure that the selected spider coupling can handle the speed range without causing excessive wear or vibrations.
  • Vibration Dampening: If vibration reduction is a priority, select a spider coupling with elastomeric material that offers effective vibration dampening properties.
  • Electrical Isolation: In applications where electrical isolation is necessary, choose a spider coupling with electrically insulating properties to prevent current transmission between shafts.
  • Chemical Compatibility: If the machinery operates with specific chemicals or fluids, ensure that the elastomeric material of the coupling is compatible with these substances.
  • Cost Consideration: Evaluate the budget available for the coupling. Consider both the upfront cost and the potential savings from reduced maintenance and downtime.
  • Manufacturer Reputation: Choose spider couplings from reputable manufacturers known for producing high-quality and reliable products.
  • Application Type: Different industries and applications have unique requirements. Consider the specific demands of the application, such as pumps, compressors, conveyors, etc.

By carefully evaluating these factors, you can select a spider coupling that best matches the requirements of your application, ensuring efficient power transmission, misalignment compensation, and overall system performance.

China factory CHINAMFG HRC Jaw Coupling Flexible Shaft Coupling Elastic Spider Type Coupling  China factory CHINAMFG HRC Jaw Coupling Flexible Shaft Coupling Elastic Spider Type Coupling
editor by CX 2024-01-25