Tag Archives: lovejoy coupling

China high quality Lovejoy Standard L090 Jaw Spider Coupling

Product Description

SYPT L090 Jaw Type couplings are offered in the industry’s largest variety of stock bore/keyway combinations.

 

These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and internal combustion power transmission applications.

 

Now we provide 3 different kinds of the inserts,rubber,urethane and hytrel,color can be made to order..

For the hubs,commom material is GG25 and aluminum.

 

Please contact us to learn more.
ZheJiang shine transmission machinery Co., Ltd is specialized in manufacturing and selling transmission products. Our products are exported to the world famous machinery company in Europe, America, South Africa, Australia, southeast Asia etc. 

Our main products include: European pulley, American pulley, couplings, taper bushing, qd bush, lock element, adjustable motor base, motor rail, sprockets, chain, bolt on hubs, weld on hubs, jaw crusher equipment & spare parts and all kinds of non-standard Casting products etc. 

The good quality of our products is demonstrated in various machinery equipment. For example, mining equipment, grain equipment, fan, air compressor, vacuum pump, woodworking machinery, papermaking machinery, mixing equipment etc. 

Our slogan is”qualified products win customers, good service benefits customers”. By establishing a closer cooperation with old and new clients, We’ Ll be able to guarantee a CHINAMFG situation develop and progress together.

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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

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

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 high quality Lovejoy Standard L090 Jaw Spider Coupling  China high quality Lovejoy Standard L090 Jaw Spider Coupling
editor by CX 2024-04-25

China Best Sales Best Price Good Quality L035 L050 L070 L090 L095 L110 Lovejoy Spider Coupling Flexible Shaft Rubber Coupling for Motor Coupling

Product Description

Product Name Coupling Place of origin China
Brand Mighty  Material Steel /Cast Iron 

1. Engineering: machine tools, foundry equipments, conveyors, compressors, painting systems, etc.

2. Pharmaceuticals& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.

3. Agriculture Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.

4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.

5. Printing Machinery: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.

6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.

7. Building Construction Machinery: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.

8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.

9. Glass and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.

10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.

      

 

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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

What are the best practices for ensuring proper lubrication of spider couplings?

Proper lubrication is essential for maintaining the performance and lifespan of spider couplings. Here are some best practices to ensure proper lubrication:

  • Use the Right Lubricant: Select a lubricant that is recommended by the coupling manufacturer. The lubricant should be compatible with the elastomeric spider material and the operating conditions of the machinery.
  • Follow Manufacturer’s Guidelines: Adhere to the lubrication schedule and guidelines provided by the manufacturer. They will specify the appropriate lubrication intervals and the quantity of lubricant to be applied.
  • Clean the Components: Before applying lubricant, make sure the coupling components are clean and free of dirt, debris, and old lubricant residues. Cleaning the components prevents contamination of the new lubricant.
  • Apply Lubricant Evenly: Apply the lubricant evenly on all contact surfaces of the elastomeric spider and the coupling hub. Avoid over-lubrication, which can lead to excess buildup and potential slippage.
  • Use Lubrication Tools: Some couplings may have lubrication ports or fittings that facilitate the application of lubricant. If such features are present, use the appropriate lubrication tools to ensure thorough coverage.
  • Operate Coupling After Lubrication: After applying lubricant, operate the coupling for a short period to ensure that the lubricant is evenly distributed across the contact surfaces. This helps in preventing dry spots and optimizing lubrication effectiveness.
  • Monitor Lubricant Condition: Regularly inspect the condition of the lubricant during routine maintenance checks. If you notice signs of contamination, degradation, or insufficient lubrication, take corrective actions promptly.
  • Consider Operating Conditions: Environmental factors such as temperature, humidity, and exposure to chemicals can affect the performance of lubricants. Choose a lubricant that can withstand the specific operating conditions of the machinery.
  • Document Lubrication Activities: Keep a record of lubrication activities, including the type of lubricant used, lubrication intervals, and the results of lubrication checks. This documentation helps track the history of lubrication and informs future maintenance decisions.

By following these best practices for lubrication, you can ensure that the elastomeric spider remains properly lubricated, reducing friction, wear, and the potential for premature coupling failure.

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 Best Sales Best Price Good Quality L035 L050 L070 L090 L095 L110 Lovejoy Spider Coupling Flexible Shaft Rubber Coupling for Motor Coupling  China Best Sales Best Price Good Quality L035 L050 L070 L090 L095 L110 Lovejoy Spider Coupling Flexible Shaft Rubber Coupling for Motor Coupling
editor by CX 2024-03-28

China Professional CHINAMFG Customized H Type Rubber Spider Coupling Lovejoy Jaw Couplings Spider Coupling HRC Flexible Couplings

Product Description

Densen customized H type rubber spider coupling lovejoy jaw couplings spider coupling hrc flexible couplings

Product Name H type rubber spider coupling lovejoy jaw couplings spider coupling hrc flexible couplings
DN mm 12~160mm
Rated Torque 25~25000 N·m
Allowable speed 15300~1500 N·m
Material 35CrMo/ZG270/45# steel/Aluminum alloy
Application Widely used in metallurgy, mining, engineering and other fields.

Product show


 

Company Information

HangZhou New CHINAMFG Casting and Forging Company is the sales company of HangZhou CHINAMFG Group of Companies. Features of New CHINAMFG simply summarized as below:

1. Trusted supplier of steel, iron & non-ferrous components;

2. Extensive documented quality program in place. 

3. Castings, forgings, stampings, machining, welding & fabrication services.

4. 9 related factories, over 50 joint-venture sub-contractors.

5. 25+ years of manufacturing experiences, 10+ years of exporting experience

6. 100% of products sold to overseas customers.

7. 50% of customer base is forturne 500 companies. 

 

 

 

Processing support

Casting Service:

Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. 

 New Densen offers multiple investment casting, sand casting, permanent casting, die casting, low pressure casting, ESR casting, lost foam casting, etc. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.01Kg to 150 tons separately. 

 

 

 Forging Service:

Forging is a manufacturing process involving the shaping of metal using localized compressive forces. New CHINAMFG offers open die forging, closed die forging and ring forging services. Material can be steel, iron and non-ferrous. Material can be handled include steel, iron, non-ferrous. Single component weight range is from 0.1Kg to 50,000Kgs.

 

Stamping Service:

Stamping (also known as punching) is the process of placing flat sheet metal in either blank or coil form into a stamping press where a tool and die surface forms the metal into a net shape.

 New Densen-XBL has more than 60 sets stamping equipments, is the designed supplier for several famous bands automotive companies, has the full ability to offer whole processes from blanking, stamping, welding, to electrostatic spraying for CHINAMFG customers.

 

Welding & Fabrication Service: 

Welding Frabrication is the fabrication process of metal structures by cutting, bending, then assembling the components together through welding 

 New CHINAMFG offers manual arc welding ,laser welding and robot welding etc. UT, MPT,RT,PT all are available used for inspection, WPS &PQR (Welding Process Specification& Procedure Qualification Records) before production is available under clients’ requirement.  

 

 Machining Service: 

Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process. 

New Densen-XBL has more than 60 sets precision machines incl. CNC center, boring, milling, lathing, etc., and more than 300 inspection instruments incl. 3 sets CMM with grade μm. Repeated tolerance can be maintained as 0.02mm. Meanwhile awarded by certificates ISO9001-2008; ISO/TS16949. New Densen-XBL specialized in high precise machining for small-middle-big metal components. 

 

3rd Party Inspection:

 

New Densen worked as 3rd party inspection center besides its sister factories or sub-contractors’ self inspection, Offers process inspection, random inspection and before delivedry inspection services for material, mechanical, inside defects, dimentional, pressure, load, balance, surface treatment,  visual inspection and test. Weekly project follow-up report together with pictures and videos, full quality inspection documentation available. 

New CHINAMFG also designed as 3rd party inspection representative for several customers when their products made by other suppliers. 

 

Application:

 

Contact us

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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

What are the best practices for ensuring proper lubrication of spider couplings?

Proper lubrication is essential for maintaining the performance and lifespan of spider couplings. Here are some best practices to ensure proper lubrication:

  • Use the Right Lubricant: Select a lubricant that is recommended by the coupling manufacturer. The lubricant should be compatible with the elastomeric spider material and the operating conditions of the machinery.
  • Follow Manufacturer’s Guidelines: Adhere to the lubrication schedule and guidelines provided by the manufacturer. They will specify the appropriate lubrication intervals and the quantity of lubricant to be applied.
  • Clean the Components: Before applying lubricant, make sure the coupling components are clean and free of dirt, debris, and old lubricant residues. Cleaning the components prevents contamination of the new lubricant.
  • Apply Lubricant Evenly: Apply the lubricant evenly on all contact surfaces of the elastomeric spider and the coupling hub. Avoid over-lubrication, which can lead to excess buildup and potential slippage.
  • Use Lubrication Tools: Some couplings may have lubrication ports or fittings that facilitate the application of lubricant. If such features are present, use the appropriate lubrication tools to ensure thorough coverage.
  • Operate Coupling After Lubrication: After applying lubricant, operate the coupling for a short period to ensure that the lubricant is evenly distributed across the contact surfaces. This helps in preventing dry spots and optimizing lubrication effectiveness.
  • Monitor Lubricant Condition: Regularly inspect the condition of the lubricant during routine maintenance checks. If you notice signs of contamination, degradation, or insufficient lubrication, take corrective actions promptly.
  • Consider Operating Conditions: Environmental factors such as temperature, humidity, and exposure to chemicals can affect the performance of lubricants. Choose a lubricant that can withstand the specific operating conditions of the machinery.
  • Document Lubrication Activities: Keep a record of lubrication activities, including the type of lubricant used, lubrication intervals, and the results of lubrication checks. This documentation helps track the history of lubrication and informs future maintenance decisions.

By following these best practices for lubrication, you can ensure that the elastomeric spider remains properly lubricated, reducing friction, wear, and the potential for premature coupling failure.

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 Professional CHINAMFG Customized H Type Rubber Spider Coupling Lovejoy Jaw Couplings Spider Coupling HRC Flexible Couplings  China Professional CHINAMFG Customized H Type Rubber Spider Coupling Lovejoy Jaw Couplings Spider Coupling HRC Flexible Couplings
editor by CX 2024-02-14

China manufacturer Lovejoy Standard L090 Jaw Spider Coupling

Product Description

SYPT L090 Jaw Type couplings are offered in the industry’s largest variety of stock bore/keyway combinations.

 

These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and internal combustion power transmission applications.

 

Now we provide 3 different kinds of the inserts,rubber,urethane and hytrel,color can be made to order..

For the hubs,commom material is GG25 and aluminum.

 

Please contact us to learn more.
ZheJiang shine transmission machinery Co., Ltd is specialized in manufacturing and selling transmission products. Our products are exported to the world famous machinery company in Europe, America, South Africa, Australia, southeast Asia etc. 

Our main products include: European pulley, American pulley, couplings, taper bushing, qd bush, lock element, adjustable motor base, motor rail, sprockets, chain, bolt on hubs, weld on hubs, jaw crusher equipment & spare parts and all kinds of non-standard Casting products etc. 

The good quality of our products is demonstrated in various machinery equipment. For example, mining equipment, grain equipment, fan, air compressor, vacuum pump, woodworking machinery, papermaking machinery, mixing equipment etc. 

Our slogan is”qualified products win customers, good service benefits customers”. By establishing a closer cooperation with old and new clients, We’ Ll be able to guarantee a CZPT situation develop and progress together.

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

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 manufacturer Lovejoy Standard L090 Jaw Spider Coupling  China manufacturer Lovejoy Standard L090 Jaw Spider Coupling
editor by CX 2023-08-17

China high quality L225 Lovejoy L Coupling coupling distance

Product Description

L225 Lovejoy L coupling
AVAILABLE SIZES: 35, 50, 70, 75, 90, 95, 99, 100, 110, 150, 190, 225 

 
L100 Lovejoy L coupling ,L COUPLING ,L TYPE FLEXIBLE JAW COUPLING
1. Material :Cast iron GG25 
2. Good stability 
3. Easy to maintain 
4.OEM
 
L   coupling   have below advantage :
 
1. It is easy to maintain ,no need the tool can install 
2. Can undertake high torque 
3. Have the good buffer .
 
Features:
Economical and practical using
Easy pulling out
Simple construction and light weight
NBR rubber with excellent resistance to oil and drugs
Minimum space
No lubrication
 
 L coupling parameters and data :
 
 

Coupling type Rated torque  HP-100PRM    
In-Lbs. Horsepower Capacity at Varying Speed(RPM) Max Bore
Rubber Hytrel Rubber Hytrel 300 1200 1800 3600  
L-035 3.5   0.0056   0.017 0.067 0.1 0.2  3/8
L-050 25.2   0.04   0.12 0.48 0.72 1.44  5/8
L-070 37.8   0.06   0.18 0.72 1.08 2.16  3/4
L-075 75.6   0.12   0.36 1.44 2.16 4.32  7/8
L-090 126   0.2   0.6 2.4 3.6 7.2  7/8
L-095 176   0.28   0.84 3.36 5.04 10.8  1-1/8
L-099 265   0.42   1.26 5.04 7.56 15.1  1-3/16
L-100 278   0.6   1.8 7.2 10.8 21.6  1-3/8
L-110 693 2079 1.1 3.3 3.3 13.2 19.8 39.6  1-5/8
L-150 1071 3213 1.7 5.1 5.1 20.4 30.6 61.2  1-7/8
 

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Material: Aluminium,Cast Iron
Surface Finishing: Blacken
Certification: ISO
Customization:
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Types of Coupling

A coupling is a device used to join two shafts together and transmit power. Its primary function is to join rotating equipment and allows for some end movement and misalignment. This article discusses different types of coupling, including Magnetic coupling and Shaft coupling. This article also includes information on Overload safety mechanical coupling.

Flexible beam coupling

Flexible beam couplings are universal joints that can deal with shafts that are offset or at an angle. They consist of a tube with couplings at both ends and a thin, flexible helix in the middle. This makes them suitable for use in a variety of applications, from motion control in robotics to attaching encoders to shafts.
These couplings are made of one-piece materials and are often made of stainless steel or aluminium alloy. However, they can also be made of acetal or titanium. While titanium and acetal are less common materials, they are still suitable for high-torque applications. For more information about beam couplings, contact CZPT Components.
Flexible beam couplings come in a variety of types and sizes. W series couplings are good for general purpose applications and are relatively economical. Stainless steel versions have increased torque capacity and torsional stiffness. Flexible beam couplings made of aluminum are ideal for servo and reverse motion. They are also available with metric dimensions.
Flexible beam couplings are made of aluminum alloy or stainless steel. Their patented slot pattern provides low bearing load and high torsional rigidity. They have a long operational life. They also require zero maintenance and can handle angular offset. Their advantages outweigh the disadvantages of traditional beam couplings.

Magnetic coupling

Magnetic coupling transfers torque from one shaft to another using a magnetic field. These couplings can be used on various types of machinery. These types of transmissions are very useful in many situations, especially when you need to move large amounts of weight. The magnetic field is also very effective at reducing friction between the two shafts, which can be extremely helpful if you’re moving heavy items or machinery.
Different magnetic couplings can transmit forces either linearly or rotated. Different magnetic couplings have different topologies and can be made to transmit force in various geometric configurations. Some of these types of couplings are based on different types of materials. For example, a ceramic magnetic material can be used for applications requiring high temperature resistance.
Hybrid couplings are also available. They have a hybrid design, which allows them to operate in either an asynchronous or synchronous mode. Hysterloy is an alloy that is easily magnetized and is used in synchronous couplings. A synchronous magnetic coupling produces a coupled magnetic circuit.
Magnetic coupling is a key factor in many physical processes. In a crystal, molecules exhibit different magnetic properties, depending on their atomic configuration. Consequently, different configurations produce different amounts of magnetic coupling. The type of magnetic coupling a molecule exhibits depends on the exchange parameter Kij. This exchange parameter is calculated by using quantum chemical methods.
Magnetic couplings are most commonly used in fluid transfer pump applications, where the drive shaft is hermetically separated from the fluid. Magnetic couplings also help prevent the transmission of vibration and axial or radial loads through the drive shaft. Moreover, they don’t require external power sources, since they use permanent magnets.

Shaft coupling

A shaft coupling is a mechanical device that connects two shafts. The coupling is designed to transmit full power from one shaft to the other, while keeping the shafts in perfect alignment. It should also reduce transmission of shock loads. Ideally, the coupling should be easy to connect and maintain alignment. It should also be free of projecting parts.
The shaft couplings that are used in machines are typically made of two types: universal coupling and CZPT coupling. CZPT couplings are designed to correct for lateral misalignment and are composed of two flanges with tongues and slots. They are usually fitted with pins. The T1 tongue is fitted into flange A, while the T2 tongue fits into flange B.
Another type of shaft coupling is known as a “sliced” coupling. This type of coupling compensates for inevitable shaft misalignments and provides high torque. Machined slits in the coupling’s outer shell help it achieve high torsional stiffness and excellent flexibility. The design allows for varying engagement angles, making it ideal for many different applications.
A shaft coupling is an important component of any machine. Proper alignment of the two shafts is vital to avoid machine breakdowns. If the shafts are misaligned, extra force can be placed on other parts of the machine, causing vibration, noise, and damage to the components. A good coupling should be easy to connect and should ensure precise alignment of the shaft. Ideally, it should also have no projecting parts.
Shaft couplings are designed to tolerate a certain amount of backlash, but it must be within a system’s threshold. Any angular movement of the shaft beyond this angle is considered excessive backlash. Excessive backlash results in excessive wear, stress, and breakage, and may also cause inaccurate alignment readings. It is therefore imperative to reduce backlash before the shaft alignment process.
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Overload safety mechanical coupling

Overload safety mechanical couplings are devices that automatically disengage when the torque applied to them exceeds a specified limit. They are an efficient way to protect machinery and reduce the downtime associated with repairing damaged machinery. The advantage of overload couplings is their fast reaction time and ease of installation.
Overload safety mechanical couplings can be used in a wide range of applications. Their automatic coupling mechanisms can be used on any face or edge. In addition, they can be genderless, incorporating both male and female coupling features into a single mechanism. This means that they are both safe and gender-neutral.
Overload safety couplings protect rotating power transmission components from overloads. Overload protection devices are installed on electric motors to cut off power if the current exceeds a certain limit. Likewise, fluid couplings in conveyors are equipped with melting plug elements that allow the fluid to escape when the system becomes too hot. Mechanical force transmission devices, such as shear bolts, are designed with overload protection in mind.
A common design of an overload safety mechanical coupling consists of two or more arms and hubs separated by a plastic spider. Each coupling body has a set torque threshold. Exceeding this threshold may damage the spider or damage the jaws. In addition, the spider tends to dampen vibration and absorb axial extension. This coupling style is nearly backlash free, electrically isolating, and can tolerate very little parallel misalignment.
A mechanical coupling may also be a universal joint or jaw-clutch coupling. Its basic function is to connect the driver and driven shafts, and limits torque transfer. These devices are typically used in heavy-duty industries, such as steel plants and rolling mills. They also work well with industrial conveyor systems.
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CZPT Pulley

The CZPT Pulley coupling family offers a comprehensive range of couplings for motors of all types. Not only does this range include standard motor couplings, but also servo couplings, which require ultra-precise control. CZPT Pulley couplings are also suitable for engine applications where high shocks and vibrations are encountered.
CZPT Pulley couplings have a “sliced” body structure, which allows for excellent torsional stiffness and strength. They are corrosion-resistant and can withstand high rotational speeds. The couplings’ design also ensures accurate shaft rotation while limiting shaft misalignment.
CZPT Pulley has introduced the CPU Pin Type couplings, which are effective at damping vibration and maintain zero backlash. They are also made from aluminum and are capable of absorbing heat. They come with recessed tightening screws. They can handle speeds up to 4,000 RPM, and are RoHS-compliant.
China high quality L225 Lovejoy L Coupling   coupling distanceChina high quality L225 Lovejoy L Coupling   coupling distance
editor by CX 2023-06-05