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China Good quality Zs Factory Price High Precision Oldham Shaft Coupling for Automation Machinery oldham coupling

Product Description

Introduction 

  • Oldham couplings are a 3 piece design comprised of 2 aluminum hubs press fit CHINAMFG a center disk. Torque transmission is accomplished by mating the slots on the center disk to the drive tenons on the hubs. During operation the center disk slides on the tenons of each hub (which are orientated 90 apart) to transmit torque.
  • While the couplings accommodate a small amount of angular and axial misalignment, they are especially useful in applications with parallel misalignment.
  • We offers oldham couplings in set screw or clamp styles with bores ranging from 4mm to 35mm. Inch and metric hubs (set screw, clamp style, keyed, or keyless) are interchangeable and can be combined into a single coupling as long as they have the same outside diameter. Oldham coupling hubs are standard in black anodized aluminum for improved lubricity, increased life, and low inertia. Hubs are also available in stainless steel CHINAMFG request for increased corrosion resistance.

Application

  • Ideal for many light duty industrial and motion control applications, oldham couplings have the ability to protect more expensive machinery components.
  • For example the oldham coupling acts as a torque limiter during overload. When the disk fails, it breaks cleanly and does not allow any transmission of power.
  • Oldham couplings also have the advantage of electrical isolation due to the non-conductive nature of the center disk.
  • This prevents electrical currents from being passed to delicate instruments which can cause inaccurate data readings or damage.

Feature

  • High absorption capacity of radial misaligment
  • They do not produce kinematic errors in transmission
  • Elimination of loads on shaft
  • Mechanical protection against excessive torque
  • Replaceable disc

1. We have first-class testing equipment to detect linear guide various data parameters and control the quality of the linear guide.Whenever linear guides must first detected whether the quality is qualified and the unqualified linear guide will be eliminated directly.So we can get the trust of a large customer, and supply them for several years.

2. We have our own R & D capabilities, to help customers solve the problem of non-standard linear guides.We can also according to customer requirements change their own mark.

3. Price, our manufacture ensure that our prices across China are quite competitive.It is better for you to compare prices and quality among suppliers.But everyone knows you can not buy the highest quality products with the lowest price,but our product is the best quailty if you use equal price.

FAQ:

1. When can I get the quotation ?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price,please call us or tell us in your email so that we will regard your inquiry priority.

2. How can I get a sample to check your quality ? 
After price confirmed,sample order is available to check our quality.

3. What is your main products ? 
Linear motion systems,like lead screws, flexible coupling,Miniature linear guide rails,ball screws,linear rod shaft,ceramic bearings …etc. But also CNC machining centers and CNC machinable tooling boards.

4. Could you get a better price on your products ?
Yes,you can.We will give the best price on all of the products you need,which can help you to compete other companies in your markets.

5. What is the strength of your company ?
We have a engineer team,who have well experienced on product’s and machine designs.We can help you to solve the problems you meet. 

Welcome to inquiry US! 

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    oldham coupling

    How to Identify Signs of Wear or Damage in an Oldham Coupling?

    Regular inspection of Oldham couplings is essential to ensure their proper functioning and prevent unexpected failures. Here are some signs of wear or damage to look for during the inspection:

    1. Visible Cracks or Deformation: Check the center disc and the hubs for any visible cracks, tears, or deformation. These can be indicators of excessive stress or misalignment.

    2. Abnormal Vibrations: Excessive vibrations during operation may suggest that the coupling is not functioning correctly. It could be due to wear in the center disc or improper installation.

    3. Unusual Noise: Grinding, clicking, or banging noises during equipment operation may indicate that the Oldham coupling is experiencing excessive backlash or misalignment.

    4. Increased Backlash: If there is noticeable play or free movement between the coupling components, it may be a sign of wear in the center disc or worn hubs.

    5. Reduced Performance: A decrease in the performance of the machinery or unexpected issues with power transmission could be indicative of coupling problems.

    6. Abnormal Heating: If the coupling becomes unusually hot during operation, it may suggest friction or misalignment issues.

    7. Excessive Wear on Center Disc: Inspect the center disc for signs of wear, such as grooves, uneven surfaces, or material loss. This may occur over time due to the repeated flexing of the disc.

    8. Lubrication Issues: Improper or inadequate lubrication can lead to increased friction and wear in the coupling components.

    If any of these signs are observed during the inspection, it is essential to address the issue promptly. Depending on the severity of the wear or damage, the Oldham coupling may require replacement or repair. Regular maintenance and proper lubrication can help extend the life of the coupling and prevent unexpected failures, ensuring smooth and reliable operation in the machinery or equipment.

    oldham coupling

    Differences Between Oldham Couplings and Other Types of Flexible Couplings

    Oldham couplings are a type of flexible coupling used in mechanical systems to transmit torque between two shafts. Here are some key differences between Oldham couplings and other types of flexible couplings:

    • Mechanism of Torque Transmission: Oldham couplings use a sliding motion between the center disc and the hubs to transmit torque. The center disc has slots that engage with pins on the hubs, allowing for torque transmission while accommodating misalignment. In contrast, other flexible couplings, such as jaw couplings or beam couplings, typically use elastic materials or flexible elements like rubber or springs to transmit torque.
    • Misalignment Compensation: Oldham couplings are specifically designed to handle angular misalignment between shafts. They can accommodate parallel misalignment to a limited extent but are not well-suited for axial misalignment. Other flexible couplings like beam couplings or bellows couplings may offer more comprehensive misalignment compensation, including axial misalignment.
    • Backlash: Oldham couplings have a small amount of backlash due to the clearance between the center disc and the hubs. This backlash can be beneficial in some applications to reduce shock loads and vibrations. However, other flexible couplings like beam couplings or jaw couplings may have minimal or zero backlash.
    • Construction and Materials: Oldham couplings are typically made of materials like aluminum for the hubs and center disc, and acetal or other plastics for the center disc’s sliding parts. Other flexible couplings come in various materials, including aluminum, stainless steel, elastomers, and composite materials, depending on the application’s requirements.
    • Operating Speed: Oldham couplings are suitable for moderate to high rotational speeds, but their speed limitations depend on the material and design. Some other flexible couplings, such as bellows couplings, can handle even higher speeds due to their construction.
    • Applications: Oldham couplings are commonly used in applications that require moderate torque transmission and angular misalignment compensation, such as pumps, packaging machines, and automation equipment. Other flexible couplings are used in a wide range of applications, including motion control systems, robotics, aerospace, and automotive industries, where specific coupling characteristics are needed.

    Choosing the right flexible coupling depends on the specific requirements of the application, including torque, misalignment, speed, space constraints, and environmental conditions. Engineers and designers should carefully consider these factors to select the most appropriate coupling for their mechanical system.

    oldham coupling

    What is an Oldham Coupling and How Does It Function in Mechanical Systems?

    An Oldham coupling is a type of flexible coupling used in mechanical systems to transmit torque between two shafts that are misaligned. It consists of three main components: two hubs or discs and a middle block. The two hubs are connected to the respective shafts, and the middle block sits in between them.

    The key feature of the Oldham coupling is the middle block, which has slots on its opposite faces and is connected to the hubs using pins or keys. The slots in the middle block are oriented perpendicular to each other, allowing the middle block to move in a plane perpendicular to the axis of the shafts.

    When torque is applied to one shaft, it is transmitted to the middle block of the coupling. Due to the slots, the middle block can slide laterally as the shafts rotate, accommodating both angular and axial misalignments between the shafts. This sliding action helps to reduce the reaction forces and wear that would otherwise occur in rigid couplings when misalignment is present.

    Oldham couplings are known for their ability to provide constant velocity transmission even when misalignment exists. They do not have any backlash, which means there is minimal play between the coupling components during rotation. This feature makes them suitable for precision applications where accurate torque transmission and positioning are required.

    One of the main advantages of the Oldham coupling is that it effectively isolates the connected shafts from each other, which can help in reducing vibrations and noise. Additionally, it can compensate for parallel misalignment between the shafts, making it ideal for applications where parallel shafts need to be connected while allowing some degree of misalignment.

    Oldham couplings are commonly used in various industrial machinery and automation systems, including CNC machines, robotics, printing presses, and conveyor systems. They are particularly useful in applications where precise torque transmission, misalignment compensation, and low maintenance are essential.

    China Good quality Zs Factory Price High Precision Oldham Shaft Coupling for Automation Machinery  oldham couplingChina Good quality Zs Factory Price High Precision Oldham Shaft Coupling for Automation Machinery  oldham coupling
    editor by CX 2024-05-17

    China manufacturer Custom CNC Turning Machining Spline Shaft Couplings Steering Shaft Coupler Oldham Coupling oldham coupling

    Product Description

    Custom CNC Turning Machining  Spline Shaft Couplings Steering Shaft Coupler Oldham Coupling
     

    Product Description

     

    Coupling refers to a device that connects 2 shafts or shafts and rotating parts, rotates together during the transmission of motion and power, and does not disengage under normal conditions. Sometimes it is also used
    as a safety device to prevent the connected parts from bearing excessive load, which plays the role of overload protection.

    Couplings can be divided into rigid couplings and flexible couplings. Rigid couplings do not have buffering property and the ability to compensate the relative displacement of 2 axes. It is required that the 2 axes be strictly aligned. However, such couplings are simple in structure, low in manufacturing cost, convenient in assembly and disassembly, and maintenance, which can ensure that the 2 axes are relatively neutral, have large transmission torque, and are widely used. Commonly used are flange coupling, sleeve coupling and jacket coupling.

    Flexible coupling can also be divided into flexible coupling without elastic element and flexible coupling with elastic element. The former type only has the ability to compensate the relative displacement of 2 axes, but cannot cushion and reduce vibration. Common types include slider coupling, gear coupling, universal coupling and chain coupling; The latter type contains elastic elements. In addition to the ability to compensate the relative displacement of 2 axes, it also has the functions of buffering and vibration reduction. 

    Our leading mainly including universal couplings, drum gear couplings, elastic couplings etc.
    Main production equipments:
    Large lathe, surface grinder, milling machine, spline milling machine, horizontal broaching machine, gear hobbing machine, shaper, slotting machine, bench drilling machine, radial drilling machine, boring machine, band sawing machine, horizontal lathe, end milling machine, crankshaft grinder, CNC milling machine, etc.

     

    Product Name Custom CNC Turning Machining  Spline Shaft Couplings Steering Shaft Coupler Oldham Coupling
    Place of Origin China
    Certificates SGS, ISO9001:2008

    Coupling performance
    1) Mobility. The movability of the coupling refers to the ability to compensate the relative displacement of 2 rotating components. Factors such as manufacturing and installation errors between connected components, temperature changes during operation and deformation under load all put CHINAMFG requirements for mobility. The movable performance compensates or alleviates the additional load between shafts, bearings, couplings and other components caused by the relative displacement between rotating components.
    (2) Buffering. For the occasions where the load is often started or the working load changes, the coupling shall be equipped with elastic elements that play the role of cushioning and vibration reduction to protect the prime mover and the working machine from little or no damage.
    (3) Safe, reliable, with sufficient strength and service life.
    (4) Simple structure, easy to assemble, disassemble and maintain.

    Inspection equipment:
    Dynamic balance tester, high-speed intelligent carbon and sulfur analyzer, Blochon optical hardness tester, Leeb hardness tester, magnetic yoke flaw detector etc.
      
    It is widely used in metallurgical steel rolling, wind power, hydropower, mining, engineering machinery, petrochemical, lifting, paper making, rubber, rail transit, shipbuilding and marine engineering and other industries.

    How to select the appropriate coupling type
    The following items should be considered when selecting the coupling type.
    1. The size and nature of the required transmission torque, the requirements for buffering and damping functions, and whether resonance may occur.
    2. The relative displacement of the axes of the 2 shafts is caused by manufacturing and assembly errors, shaft load and thermal expansion deformation, and relative movement between components.
    3. Permissible overall dimensions and installation methods, and necessary operating space for assembly, adjustment and maintenance. For large couplings, they should be able to be disassembled without axial movement of the shaft.
    In addition, the working environment, service life, lubrication, sealing, economy and other conditions should also be considered, and a suitable coupling type should be selected by referring to the characteristics of various couplings.
    If you cannot determine the type, you can contact our professional engineer.
             

    FAQ

     

                   Q: Why choose Shengao product?
                   A: We have our own factory, therefore, we can surely promise the quality of product and provide 
                       you competitive price.

                   Q: Do you provide OEM Service?
                   A: Yes, we provide OEM Service.

                   Q: Do you provide customized machining parts?
                   A: Yes. Customers give us drawings and specifications, and we will produce accordingly.

                   Q: What is your payment term?
                   A: We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.

                   If there’s anything we can help, please feel free to contact with us.

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    oldham coupling

    What are the Potential Limitations or Drawbacks of Using an Oldham Coupling?

    While Oldham couplings offer numerous advantages, they also have some limitations and drawbacks that should be considered when selecting a coupling for a specific application:

    1. Limited Misalignment Capacity: Oldham couplings can only accommodate small amounts of angular and axial misalignment between the shafts. They are not suitable for applications with high levels of misalignment as excessive misalignment can lead to premature wear and failure of the center disc.

    2. Speed Limitations: Oldham couplings are generally not recommended for high-speed applications. The flexible center disc has a maximum speed limit, and exceeding this limit can cause the disc to fatigue and fail over time.

    3. Temperature Sensitivity: The performance of Oldham couplings can be affected by temperature fluctuations. Extreme temperatures can impact the flexibility and integrity of the center disc material, leading to reduced coupling performance.

    4. Backlash in High-Precision Systems: While Oldham couplings minimize backlash compared to some other couplings, they may still have some inherent clearance between the hubs and the center disc, leading to a slight amount of backlash. In ultra-high-precision systems, this slight backlash may be a concern.

    5. Material Compatibility: The material used for the center disc must be chosen carefully to ensure compatibility with the specific application’s environment and the media being conveyed. Some aggressive chemicals or harsh environments may degrade the material over time.

    6. Maintenance: Oldham couplings require periodic inspection and maintenance to ensure proper functioning. The center disc may wear out over time and need replacement, especially in applications with high torque or frequent start-stop cycles.

    Despite these limitations, Oldham couplings remain a popular choice in many applications due to their vibration reduction, backlash minimization, and moderate misalignment compensation capabilities. However, it is essential to carefully assess the specific requirements of the application and consider the potential drawbacks before selecting an Oldham coupling.

    oldham coupling

    Real-World Examples of Oldham Coupling Usage in Mechanical Engineering

    Oldham couplings are widely used in various mechanical engineering applications due to their ability to transmit torque while compensating for angular misalignment. Here are some real-world examples of Oldham coupling usage:

    • Packaging Machinery: Oldham couplings are commonly employed in packaging machines that require precise and continuous motion. These couplings help connect the motor shaft to various components in the packaging process, such as conveyor belts, rollers, and cutting blades.
    • Automated Assembly Lines: In automated assembly lines, Oldham couplings are utilized to transfer torque from the motor to the robotic arms or handling mechanisms. The couplings enable smooth and accurate movement, ensuring precise positioning of components during assembly.
    • Printing Equipment: Printing machines utilize Oldham couplings to transmit power from the motors to the printing cylinders and rollers. The couplings accommodate any misalignment between the shafts and minimize vibration, resulting in improved print quality.
    • Material Handling Systems: Material handling systems, such as conveyor systems, use Oldham couplings to connect drive motors to the conveyor belts. These couplings facilitate the efficient transfer of goods while compensating for any misalignment that may occur during operation.
    • Industrial Pumps: Oldham couplings are employed in industrial pumps to transfer power from the motor to the pump impeller. They aid in absorbing vibration and maintaining alignment, which is crucial for the pump’s optimal performance and longevity.
    • Medical Devices: Some medical devices, such as scanning equipment and diagnostic machines, incorporate Oldham couplings to ensure precise and reliable motion, contributing to accurate medical imaging and diagnosis.

    These examples demonstrate the versatility of Oldham couplings in various mechanical engineering applications. Their ability to handle misalignment, reduce vibration, and transmit torque makes them a valuable component in many industrial sectors.

    oldham coupling

    Advantages of Using an Oldham Coupling Compared to Other Types of Couplings

    An Oldham coupling offers several advantages over other types of couplings, making it a preferred choice in certain applications:

    • Misalignment Compensation: The Oldham coupling can handle both angular and axial misalignments between shafts. It allows for up to a few degrees of misalignment while transmitting torque smoothly, reducing the risk of premature wear and failure caused by misalignment.
    • No Backlash: Unlike some other flexible couplings, the Oldham coupling has minimal backlash. This means there is little to no play or clearance between the coupling components during rotation, ensuring precise torque transmission and positioning in high-precision applications.
    • Vibration and Noise Damping: The sliding action of the middle block in the coupling helps to isolate the shafts from each other, reducing vibrations and noise during operation. This feature is beneficial in applications where vibration dampening is critical to equipment performance and longevity.
    • High Torque Transmission: Oldham couplings can handle relatively high torque transmission, making them suitable for applications with moderate to high torque requirements.
    • Low Maintenance: Due to its design, the Oldham coupling experiences minimal wear during operation, leading to lower maintenance requirements and longer service life.
    • Easy Installation: Oldham couplings are relatively easy to install and remove, simplifying maintenance and replacement procedures.
    • Electrically Insulating: Some Oldham couplings are available with non-conductive materials, providing electrical isolation between shafts, which is essential in certain applications.
    • Cost-Effective: Compared to other high-performance couplings, Oldham couplings are often more cost-effective, providing reliable performance without breaking the budget.

    Overall, the Oldham coupling is an excellent choice in applications where misalignment compensation, precision torque transmission, vibration dampening, and low maintenance are critical factors for successful operation. Its unique design and features make it suitable for various industrial and automation systems, contributing to smoother and more efficient mechanical power transmission.

    China manufacturer Custom CNC Turning Machining Spline Shaft Couplings Steering Shaft Coupler Oldham Coupling  oldham couplingChina manufacturer Custom CNC Turning Machining Spline Shaft Couplings Steering Shaft Coupler Oldham Coupling  oldham coupling
    editor by CX 2024-05-16

    China Good quality Cardan Shaft Rigid Oldham Coupling with Cross-Shaped Slider (SL) oldham coupling

    Product Description

    Shaft Coupling with Cross-Shaped Slider (SL)

    SL cross-type Oldham coupling also known as metal slider coupling, 2 end surface is provided with middle slider radial grooves and half couplings are respectively provided with tenon which was perpendicular to the middle slider at both ends of the tenon are respectively inserted, then coupling groove 2.5, forming a moving pair, if the amount of axial misalignment or deflection, motion of the slider in the groove of the slide, so to add lubricating oil working face groove and the slider, if the 2 are not concentric, when the speed is high, due to the eccentric slider will produce large centrifugal force and wear, and to bring the shaft and the loading of Jose this only applies to low speed and large load transfer.

    Model  
    Tn(N·M)
     
    [n]r/min
     
    d
    D D1 L H  
    (kg.m 2 )
     
    (kg)
    SL70 120 250 15~18 70 32 42 14 0.5 0.002 1.5
    SL90 250 250 20~30 90 45 52 14 0.008 2.6
    SL100 500 250 36~40 100 60 70 19 0.026 5.5
    SL130 800 250 45~50 130 80 90 19 0.07 10
    SL150 1250 250 55~60 150 95 112 19 0.14 15.5
    SL170 2000 250 65~70 170 105 125 24 0.25 22.4
    SL190 3200 250 75~80 190 110 140 29 0.5 31.5
    SL210 5000 250 85~90 210 130 160 33 1.0 0.9 45
    SL240 8000 250 95~100 240 140 180 33 1.6 59.5
    SL260 9000 250 100~110 260 160 190 33 2 76
    SL280 10000 100 110~120 280 170 200 33 3 94.3
    SL300 13000 100 120~130 300 180 210 43 4.3 111
    SL320 16000 100 130~140 320 190 220 43 5.7 129
    SL340 20000 100 150 340 210 250 48 8.4 162
    SL360 32500 100 160 360 240 280 48 19.2 258
    SL400 38700 80 170 400 260 300 48 26.1 305
    SL460 63000 70 200 460 300 350 58 62.9 560

    Detailed Photos

    Company Profile

    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 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 new models when there are new cars in the market.

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

    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 customers with customized PDF or AI format artwork.

    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 an excellent 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 1pcs.

    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:1) T/T. 

    Contact Us

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

    /* 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

    oldham coupling

    Different Sizes and Configurations of Oldham Couplings

    Yes, Oldham couplings are available in various sizes and configurations to suit different applications and requirements. The sizes and configurations can vary based on factors such as torque capacity, shaft diameter, and overall dimensions. Some common variations include:

    1. Shaft Diameters: Oldham couplings come in a range of shaft diameter options to accommodate different motor and shaft sizes. They can be found in standard metric and imperial sizes, making them compatible with various equipment and machinery.

    2. Torque Capacity: Oldham couplings are designed to handle different torque capacities. The torque capacity of a coupling depends on its size, materials used, and overall construction. High-performance couplings can transmit higher torques, while smaller couplings may be suitable for lighter applications.

    3. Coupling Length: The length of the coupling can vary, and some designs allow for compact installations in confined spaces, while others may have longer lengths for specific applications.

    4. Materials: Oldham couplings are manufactured using various materials such as aluminum, stainless steel, and composite materials. The choice of material depends on factors like the operating environment, chemical resistance, and desired performance characteristics.

    5. Spacer Type: Oldham couplings may have different spacer designs, including straight-spacer and step-spacer configurations. The choice of spacer type can affect the overall stiffness and misalignment capabilities of the coupling.

    6. Hub Style: Oldham couplings come with different hub styles, such as set screw, clamp, or compression-style hubs, to accommodate various shaft attachment methods and ease of installation.

    7. Backlash: Couplings may have different backlash characteristics, allowing for minimal angular play between the hubs to reduce vibration and shock loads.

    Manufacturers of Oldham couplings typically provide detailed specifications and product catalogs that outline the available sizes and configurations. It’s essential to select the right coupling size and configuration that matches the requirements of the specific application to ensure optimal performance and longevity.

    oldham coupling

    Real-World Examples of Oldham Coupling Usage in Mechanical Engineering

    Oldham couplings are widely used in various mechanical engineering applications due to their ability to transmit torque while compensating for angular misalignment. Here are some real-world examples of Oldham coupling usage:

    • Packaging Machinery: Oldham couplings are commonly employed in packaging machines that require precise and continuous motion. These couplings help connect the motor shaft to various components in the packaging process, such as conveyor belts, rollers, and cutting blades.
    • Automated Assembly Lines: In automated assembly lines, Oldham couplings are utilized to transfer torque from the motor to the robotic arms or handling mechanisms. The couplings enable smooth and accurate movement, ensuring precise positioning of components during assembly.
    • Printing Equipment: Printing machines utilize Oldham couplings to transmit power from the motors to the printing cylinders and rollers. The couplings accommodate any misalignment between the shafts and minimize vibration, resulting in improved print quality.
    • Material Handling Systems: Material handling systems, such as conveyor systems, use Oldham couplings to connect drive motors to the conveyor belts. These couplings facilitate the efficient transfer of goods while compensating for any misalignment that may occur during operation.
    • Industrial Pumps: Oldham couplings are employed in industrial pumps to transfer power from the motor to the pump impeller. They aid in absorbing vibration and maintaining alignment, which is crucial for the pump’s optimal performance and longevity.
    • Medical Devices: Some medical devices, such as scanning equipment and diagnostic machines, incorporate Oldham couplings to ensure precise and reliable motion, contributing to accurate medical imaging and diagnosis.

    These examples demonstrate the versatility of Oldham couplings in various mechanical engineering applications. Their ability to handle misalignment, reduce vibration, and transmit torque makes them a valuable component in many industrial sectors.

    oldham coupling

    Advantages of Using an Oldham Coupling Compared to Other Types of Couplings

    An Oldham coupling offers several advantages over other types of couplings, making it a preferred choice in certain applications:

    • Misalignment Compensation: The Oldham coupling can handle both angular and axial misalignments between shafts. It allows for up to a few degrees of misalignment while transmitting torque smoothly, reducing the risk of premature wear and failure caused by misalignment.
    • No Backlash: Unlike some other flexible couplings, the Oldham coupling has minimal backlash. This means there is little to no play or clearance between the coupling components during rotation, ensuring precise torque transmission and positioning in high-precision applications.
    • Vibration and Noise Damping: The sliding action of the middle block in the coupling helps to isolate the shafts from each other, reducing vibrations and noise during operation. This feature is beneficial in applications where vibration dampening is critical to equipment performance and longevity.
    • High Torque Transmission: Oldham couplings can handle relatively high torque transmission, making them suitable for applications with moderate to high torque requirements.
    • Low Maintenance: Due to its design, the Oldham coupling experiences minimal wear during operation, leading to lower maintenance requirements and longer service life.
    • Easy Installation: Oldham couplings are relatively easy to install and remove, simplifying maintenance and replacement procedures.
    • Electrically Insulating: Some Oldham couplings are available with non-conductive materials, providing electrical isolation between shafts, which is essential in certain applications.
    • Cost-Effective: Compared to other high-performance couplings, Oldham couplings are often more cost-effective, providing reliable performance without breaking the budget.

    Overall, the Oldham coupling is an excellent choice in applications where misalignment compensation, precision torque transmission, vibration dampening, and low maintenance are critical factors for successful operation. Its unique design and features make it suitable for various industrial and automation systems, contributing to smoother and more efficient mechanical power transmission.

    China Good quality Cardan Shaft Rigid Oldham Coupling with Cross-Shaped Slider (SL)  oldham couplingChina Good quality Cardan Shaft Rigid Oldham Coupling with Cross-Shaped Slider (SL)  oldham coupling
    editor by CX 2024-05-16

    China wholesaler Oldham Type Coupling Rigid Coupling Ghc-32X33 oldham coupling

    Product Description

    GHC Oldham type coupling cross sliding clamp coupling


    Description of
     GHC Oldham type coupling cross sliding clamp coupling
    >The colloid material is imported PA66, which has good wear resistance, corrosion resistance and electrical insulation
    >Sliding design can compensate radial and angular deviation more effectively
    >Detachable design, easy to install
    >Fastening method of clamping screw

    Dimensions of GHC Oldham type coupling cross sliding clamp coupling

    model parameter common bore diameter d1,d2 ΦD L LF LP F M tightening screw torque
    (N.M)
    GHC-16X21 4,5,6,6.35 16 21 8.6 11.6 2.5 M2.5 1
    GHC-16X30 4,5,6,6.35 16 30 13.1 11.6 3 M2.5 1
    GHC-20X22 5,6,6.35,7,8 20 22 8.6 12.7 2.5 M2.5 1
    GHC-20×33 5,6,6.35,7,8 20 33 14.1 12.7 3 M2.5 1
    GHC-25×28 5,6,6.35,8,9,9.525,10,11,12 25 28 11.7 16.65 3 M3 1.5
    GHC-25X39 5,6,6.35,8,9,9.525,10,11,12 25 39 17.2 16.65 4.2 M3 1.5
    GHC-32X33 5,6,8,9,9.525,10,11,12.12.7,14,15,16 32 33 14 19.5 3 M4 2.5
    GHC-32X45 5,6,8,9,9.525,10,11,12,12.7,14,15,16 32 45 20 19.5 4.5 M4 2.5
    GHC-40X50 8,9,9.525,10,11,12,14,15,16,17,18,19 40 50 23 18.4 7 M5 7
    GHC-45X46 8,9,9.525,10,11,12,14,15,16,17,18,19,20,22 45 46 21 18.4 7 M5 7
    GHC-50X53 10,11,12.7,14,15,16,17,18,19,20,22,24 50 53 24 15 7.5 M6 12
    GHC-50X58 10,11,12.7,14,15,16,17,18,19,20,22,24 50 58 26.5 17.5 8 M6 12
    GHC-55X57 10,11,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32 55 57 26 17.5 7.8 M6 12
    GHC-63X71 14,15,16,17,18,19,20,22,24,25,28,30,32 63 71 33 24 10 M8 20
    GHC-70X77 14,15,16,17,18,19,20,22,24,25,28,30,32,35,38 70 77 29.5 25 12 M8 20

      

    model parameter Rated torque
    (N.M)*
    allowable eccentricity
    (mm)*
    allowable deflection angle
    (°)*
    allowable axial deviation
    (mm)*
    maximum speed
    rpm
    static torsional stiffness
    (N.M/rad)
    moment of inertia
    (Kg.M2)
    Material of shaft sleeve Material of shrapnel surface treatment weight
    (g)
    GHC-16X21 0.7 0.8 3 ±0.2 8500 30 5.5×10-7 High strength aluminum alloy P A 6 6 Anodizing treatment 8
    GHC-16X30 0.7 0.8 3 ±0.2 9000 30 5.9×10-7 12
    GHC-20X22 1.2 1.2 3 ±0.2 6500 58 1.3×10-6 13
    GHC-20×33 1.2 1.2 3 ±0.2 7000 58 1.5×10-6 19
    GHC-25X28 2 1.6 3 ±0.2 5500 130 4.0×10-6 24
    GHC-25X39 22 1.6 3 ±0.2 6000 130 4.5×10-6 35
    GHC-32X33 4.5 2 3 ±0.2 4500 270 1.3×10-5 48
    GHC-32X45 4.5 2 3 ±0.2 4800 270 1.5×10-5 67
    GHC-40X50 9 2.4 3 ±0.2 3600 520 4.2×10-5 114
    GHC-45X46 12 2.5 3 ±0.2 3500 800 4.5×10-5 140
    GHC-50X53 19 2.6 3 ±0.2 3000 800 1.0×10-4 190
    GHC-50X58 19 3 3 ±0.2 3000 800 1.1×10-4 215
    GHC-55X57 25 3.2 3 ±0.2 3000 900 1.3×10-5 260
    GHC-63X71 33 3 3 ±0.2 2550 1200 3.5×10-4 455
    GHC-70X77 56 3.5 3 ±0.2 2500 1260 4.1×10-5 520

     

    /* 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

    oldham coupling

    Can an Oldham Coupling Reduce Vibration and Backlash in Mechanical Systems?

    Yes, an Oldham coupling can help reduce vibration and minimize backlash in mechanical systems, making it a popular choice for applications that require precise and smooth power transmission.

    Vibration Reduction: Oldham couplings are designed with a three-piece construction, comprising two hubs and a center disc. The center disc, also known as the spacer, is made of a flexible material such as acetal or nylon. When torque is transmitted through the coupling, the center disc flexes, absorbing any misalignment between the shafts. This flexing action helps dampen vibration and reduces resonance in the system, leading to smoother operation and less mechanical stress on connected components.

    Backlash Minimization: Backlash is the amount of play or free movement between the mating parts of a mechanical system. In traditional couplings like gear couplings, there can be significant backlash due to the nature of the gear teeth. However, Oldham couplings have a unique design that allows them to transmit torque with minimal backlash. The center disc provides a small amount of clearance between the hubs, enabling smooth rotation without backlash. This characteristic is especially beneficial in applications that require precise motion control, such as robotics and CNC machines.

    Overall, the flexible and backlash-free nature of Oldham couplings makes them well-suited for applications where vibration reduction and precise motion control are essential. By reducing vibration and backlash, Oldham couplings contribute to the overall efficiency, accuracy, and reliability of the mechanical system they are employed in.

    oldham coupling

    Real-World Examples of Oldham Coupling Usage in Mechanical Engineering

    Oldham couplings are widely used in various mechanical engineering applications due to their ability to transmit torque while compensating for angular misalignment. Here are some real-world examples of Oldham coupling usage:

    • Packaging Machinery: Oldham couplings are commonly employed in packaging machines that require precise and continuous motion. These couplings help connect the motor shaft to various components in the packaging process, such as conveyor belts, rollers, and cutting blades.
    • Automated Assembly Lines: In automated assembly lines, Oldham couplings are utilized to transfer torque from the motor to the robotic arms or handling mechanisms. The couplings enable smooth and accurate movement, ensuring precise positioning of components during assembly.
    • Printing Equipment: Printing machines utilize Oldham couplings to transmit power from the motors to the printing cylinders and rollers. The couplings accommodate any misalignment between the shafts and minimize vibration, resulting in improved print quality.
    • Material Handling Systems: Material handling systems, such as conveyor systems, use Oldham couplings to connect drive motors to the conveyor belts. These couplings facilitate the efficient transfer of goods while compensating for any misalignment that may occur during operation.
    • Industrial Pumps: Oldham couplings are employed in industrial pumps to transfer power from the motor to the pump impeller. They aid in absorbing vibration and maintaining alignment, which is crucial for the pump’s optimal performance and longevity.
    • Medical Devices: Some medical devices, such as scanning equipment and diagnostic machines, incorporate Oldham couplings to ensure precise and reliable motion, contributing to accurate medical imaging and diagnosis.

    These examples demonstrate the versatility of Oldham couplings in various mechanical engineering applications. Their ability to handle misalignment, reduce vibration, and transmit torque makes them a valuable component in many industrial sectors.

    oldham coupling

    Installation and Maintenance of Oldham Couplings

    Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:

    Installation:

    • 1. Inspect the Components: Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.
    • 2. Shaft Preparation: Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.
    • 3. Center Disc Alignment: Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.
    • 4. Secure the Hubs: Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.
    • 5. Tighten Fasteners: Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.
    • 6. Check Misalignment: Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.

    Maintenance:

    • 1. Regular Inspection: Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.
    • 2. Lubrication: Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.
    • 3. Replace Worn Components: If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).
    • 4. Alignment Check: Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.
    • 5. Environmental Considerations: Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.
    • 6. Follow Manufacturer Guidelines: Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.

    By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.

    China wholesaler Oldham Type Coupling Rigid Coupling Ghc-32X33  oldham couplingChina wholesaler Oldham Type Coupling Rigid Coupling Ghc-32X33  oldham coupling
    editor by CX 2024-05-15

    China Good quality Best Price Standard Flexible Oldham Coupling16*29 Clamp Type Torsionally Flexible Coupling oldham coupling

    Product Description

    Product Name Oldham coupling
    Material Aluminum 
    Type OC16-63
    Structure  Setscrew and Clamp
    Bore size  3-30mm
    Weight  7-450 g/pcs
    packing plastic bag +paper box +wooden box +wooden pallet

    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.

      

    /* 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

    oldham coupling

    Specific Safety Considerations for Using Oldham Couplings in High-Speed Applications

    When using Oldham couplings in high-speed applications, there are several safety considerations to keep in mind to ensure the safe and efficient operation of the machinery:

    1. Material Selection: Choose high-quality materials for the Oldham coupling components to withstand the stresses and forces experienced at high speeds.

    2. Proper Installation: Ensure the coupling is installed correctly and securely to prevent any chances of coupling failure or disengagement during high-speed operation.

    3. Balancing: Balance the coupling components accurately to minimize vibration and prevent excessive wear, which can be more pronounced at high speeds.

    4. Regular Inspections: Implement a regular inspection and maintenance schedule to identify any signs of wear, misalignment, or damage that may occur due to high-speed operation.

    5. Lubrication: Use appropriate lubrication to reduce friction and heat generation, which is crucial in high-speed applications.

    6. Temperature Consideration: Monitor the temperature of the coupling during operation as high speeds can result in increased heat generation.

    7. Avoid Overloading: Do not exceed the recommended torque and speed limits specified by the manufacturer to avoid overloading the coupling.

    8. Coupling Guards: Consider using coupling guards or covers to protect personnel from rotating or moving coupling components in high-speed systems.

    9. Emergency Shutdown: Install an emergency shutdown system to quickly stop the machinery in case of coupling failure or other emergencies.

    10. Compliance with Standards: Ensure that the Oldham coupling and its installation comply with industry standards and regulations for high-speed applications.

    By adhering to these safety considerations and implementing preventive measures, the risk of accidents, machinery damage, and downtime in high-speed applications can be significantly reduced. Always consult the coupling manufacturer’s guidelines and follow best practices for safe operation and maintenance.

    oldham coupling

    Can an Oldham Coupling be Used in Precision Motion Control Applications?

    Yes, an Oldham coupling can be used in precision motion control applications. Oldham couplings are known for their ability to provide constant velocity transmission while accommodating misalignment. These couplings offer low backlash and minimal hysteresis, making them suitable for precision motion control systems.

    Precision motion control applications require accurate and repeatable motion, which can be achieved by using an Oldham coupling. The coupling’s design allows it to handle angular misalignment without introducing significant axial or radial forces. This feature helps maintain the accuracy and integrity of the motion control system.

    Oldham couplings are often used in applications such as robotics, CNC machines, optical equipment, and other systems where precise positioning and smooth motion are essential. Their ability to reduce vibration and minimize backlash is particularly beneficial in these applications, as it enhances the system’s overall performance and accuracy.

    When selecting an Oldham coupling for precision motion control, it is essential to consider factors such as the required torque capacity, speed, and shaft sizes. Additionally, regular maintenance and proper alignment are crucial to ensure the coupling’s optimal performance in precision applications.

    oldham coupling

    Advantages of Using an Oldham Coupling Compared to Other Types of Couplings

    An Oldham coupling offers several advantages over other types of couplings, making it a preferred choice in certain applications:

    • Misalignment Compensation: The Oldham coupling can handle both angular and axial misalignments between shafts. It allows for up to a few degrees of misalignment while transmitting torque smoothly, reducing the risk of premature wear and failure caused by misalignment.
    • No Backlash: Unlike some other flexible couplings, the Oldham coupling has minimal backlash. This means there is little to no play or clearance between the coupling components during rotation, ensuring precise torque transmission and positioning in high-precision applications.
    • Vibration and Noise Damping: The sliding action of the middle block in the coupling helps to isolate the shafts from each other, reducing vibrations and noise during operation. This feature is beneficial in applications where vibration dampening is critical to equipment performance and longevity.
    • High Torque Transmission: Oldham couplings can handle relatively high torque transmission, making them suitable for applications with moderate to high torque requirements.
    • Low Maintenance: Due to its design, the Oldham coupling experiences minimal wear during operation, leading to lower maintenance requirements and longer service life.
    • Easy Installation: Oldham couplings are relatively easy to install and remove, simplifying maintenance and replacement procedures.
    • Electrically Insulating: Some Oldham couplings are available with non-conductive materials, providing electrical isolation between shafts, which is essential in certain applications.
    • Cost-Effective: Compared to other high-performance couplings, Oldham couplings are often more cost-effective, providing reliable performance without breaking the budget.

    Overall, the Oldham coupling is an excellent choice in applications where misalignment compensation, precision torque transmission, vibration dampening, and low maintenance are critical factors for successful operation. Its unique design and features make it suitable for various industrial and automation systems, contributing to smoother and more efficient mechanical power transmission.

    China Good quality Best Price Standard Flexible Oldham Coupling16*29 Clamp Type Torsionally Flexible Coupling  oldham couplingChina Good quality Best Price Standard Flexible Oldham Coupling16*29 Clamp Type Torsionally Flexible Coupling  oldham coupling
    editor by CX 2024-05-15

    China Best Sales SL Cross Bearing Oldham Coupling for Auto Parts oldham coupling

    Product Description

     

    Shaft Coupling with Cross-Shaped Slider (SL)
     

    Product Description

     

    SL cross-type Oldham coupling also known as metal slider coupling, 2 end surface is provided with middle slider radial grooves and half couplings are respectively supplied with tenon which was perpendicular to the middle slider at both ends of the tenon are respectively inserted, then coupling groove 2.5, forming a moving pair, if the amount of axial misalignment or deflection, motion of the slider in the groove of the slide, so to add lubricating oil working face groove and the slider, if the 2 are not concentric, when the speed is high, due to the eccentric slider will produce large centrifugal force and wear, and to bring the shaft and the loading of Jose this only applies to low speed and large load transfer.
     

    Product Parameters

    Model Tn(N·M) [n]r/min d D D1 L H S (kg.m 2 ) (kg)
    SL70 120 250 15~18 70 32 42 14 0.5 0.002 1.5
    SL90 250 250 20~30 90 45 52 14 0.008 2.6
    SL100 500 250 36~40 100 60 70 19 0.026 5.5
    SL130 800 250 45~50 130 80 90 19 0.07 10
    SL150 1250 250 55~60 150 95 112 19 0.14 15.5
    SL170 2000 250 65~70 170 105 125 24 0.25 22.4
    SL190 3200 250 75~80 190 110 140 29 0.5 31.5
    SL210 5000 250 85~90 210 130 160 33 1.0 0.9 45
    SL240 8000 250 95~100 240 140 180 33 1.6 59.5
    SL260 9000 250 100~110 260 160 190 33 2 76
    SL280 10000 100 110~120 280 170 200 33 3 94.3
    SL300 13000 100 120~130 300 180 210 43 4.3 111
    SL320 16000 100 130~140 320 190 220 43 5.7 129
    SL340 20000 100 150 340 210 250 48 8.4 162
    SL360 32500 100 160 360 240 280 48 19.2 258
    SL400 38700 80 170 400 260 300 48 26.1 305
    SL460 63000 70 200 460 300 350 58 62.9 560

     

    Detailed Photos

    Company Profile

    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.

     

    After Sales Service

    1. Design Services
    Our design team has experience in the 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 new models when there are 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

    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 artwork 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 an excellent price principle, when you make the bulk order then the cost of the sample will be deducted.

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

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

    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:1) T/T

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

    oldham coupling

    Typical Applications of Oldham Couplings

    Oldham couplings find various applications in different industries due to their unique features and benefits. Some typical applications include:

    1. Industrial Machinery: Oldham couplings are commonly used in industrial machinery, such as conveyor systems, packaging machines, and assembly lines. They help transmit torque between shafts while accommodating misalignment, reducing vibration, and protecting sensitive components.

    2. Robotics and Automation: Oldham couplings are employed in robotics and automation systems to connect motor shafts and other mechanical components. Their ability to handle misalignment and their compact design make them suitable for precision movements and robotic applications.

    3. Printing and Labeling: In printing and labeling machines, Oldham couplings are utilized to connect rollers and drive shafts. They ensure accurate and reliable torque transmission while allowing for angular misalignment that may occur during operation.

    4. Medical Equipment: Oldham couplings are used in medical equipment, such as imaging devices and surgical instruments. Their low backlash and smooth operation are crucial for precise positioning and reducing wear on sensitive medical components.

    5. Automotive Industry: In automotive applications, Oldham couplings are used in various systems, including windshield wipers, power seat adjustments, and steering mechanisms. They aid in transferring torque smoothly and maintaining alignment even in dynamic conditions.

    6. Textile Machinery: Textile manufacturing equipment often incorporates Oldham couplings to connect spindles and other rotating components. These couplings allow for misalignment while delivering reliable power transmission in high-speed textile processes.

    7. Food and Beverage Processing: Oldham couplings are suitable for food and beverage processing machinery, where hygiene and precision are critical. They help connect drive shafts in mixers, conveyors, and packaging equipment.

    8. Aerospace and Defense: In aerospace and defense applications, Oldham couplings are used in systems that require reliable torque transmission while compensating for misalignment and vibration. They can be found in various aircraft and defense equipment.

    These are just a few examples of the many applications where Oldham couplings play a vital role in ensuring smooth and efficient power transmission and minimizing the wear and tear of mechanical systems.

    oldham coupling

    What are the Maintenance Requirements for Oldham Couplings to Ensure Their Longevity?

    Maintaining Oldham couplings is essential to ensure their longevity and optimal performance. Proper maintenance practices can prevent premature wear and damage, reducing the risk of unexpected failures and downtime. Here are some maintenance requirements to consider for Oldham couplings:

    • Regular Inspection: Perform regular visual inspections of the coupling to check for signs of wear, misalignment, or damage. Look for cracks, corrosion, or any unusual behavior during operation.
    • Lubrication: Oldham couplings may require periodic lubrication to reduce friction between moving parts and prevent excessive wear. Check the manufacturer’s guidelines for the appropriate lubrication schedule and type of lubricant to use.
    • Alignment: Proper alignment is crucial for Oldham couplings to function correctly. Ensure that the shafts and hubs are correctly aligned to avoid additional stress on the coupling components.
    • Torque Check: Periodically check the coupling’s torque to verify that it is within the recommended operating range. Over-torqueing or under-torqueing can lead to coupling failure.
    • Environmental Protection: In harsh environments or applications exposed to contaminants, consider using protective covers or enclosures to shield the coupling from debris, dirt, and moisture.
    • Replacement of Worn Parts: If any component of the Oldham coupling shows signs of wear or damage, promptly replace it with a new one from the manufacturer.
    • Proper Handling: During installation or maintenance, handle the coupling components with care to avoid any accidental damage.

    It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the Oldham coupling model being used. Proper maintenance practices will not only extend the coupling’s lifespan but also contribute to the overall reliability and efficiency of the mechanical system it is part of.

    oldham coupling

    How an Oldham Coupling Accommodates Misalignment Between Shafts

    An Oldham coupling accommodates misalignment between shafts through its unique design, which consists of three main components:

    1. Two Hubs: Each hub is attached to the shaft of the connected equipment. The hubs have a series of slots around their circumference.
    2. Middle Block: The middle block fits between the two hubs and has perpendicular slots on its inner diameter. It connects the two hubs while allowing relative movement between them.

    When the shafts experience angular or axial misalignment, the middle block slides within the slots of both hubs. The perpendicular slots on the middle block engage with the slots on the hubs, creating a parallelogram linkage.

    This parallelogram linkage allows the Oldham coupling to compensate for angular misalignment by enabling the hubs to rotate independently about their own axes. The sliding action of the middle block accommodates axial misalignment by allowing the hubs to move slightly closer or farther apart.

    The use of sliding contact instead of direct physical contact between the hubs minimizes friction, backlash, and wear, making the Oldham coupling an efficient and reliable method for transmitting torque while accommodating misalignment.

    Overall, the Oldham coupling’s ability to handle both angular and axial misalignment ensures smooth and precise torque transmission between shafts, reducing stress on connected equipment and extending the lifespan of mechanical components.

    China Best Sales SL Cross Bearing Oldham Coupling for Auto Parts  oldham couplingChina Best Sales SL Cross Bearing Oldham Coupling for Auto Parts  oldham coupling
    editor by CX 2024-05-14

    China Hot selling Ghc-50X58 Oldham Type Coupling Cross Sliding Clamp Coupling oldham coupling

    Product Description

    GHC Oldham type coupling cross sliding clamp coupling


    Description of
     GHC Oldham type coupling cross sliding clamp coupling
    >The colloid material is imported PA66, which has good wear resistance, corrosion resistance and electrical insulation
    >Sliding design can compensate radial and angular deviation more effectively
    >Detachable design, easy to install
    >Fastening method of clamping screw

    Dimensions of GHC Oldham type coupling cross sliding clamp coupling

    model parameter common bore diameter d1,d2 ΦD L LF LP F M tightening screw torque
    (N.M)
    GHC-16X21 4,5,6,6.35 16 21 8.6 11.6 2.5 M2.5 1
    GHC-16X30 4,5,6,6.35 16 30 13.1 11.6 3 M2.5 1
    GHC-20X22 5,6,6.35,7,8 20 22 8.6 12.7 2.5 M2.5 1
    GHC-20×33 5,6,6.35,7,8 20 33 14.1 12.7 3 M2.5 1
    GHC-25×28 5,6,6.35,8,9,9.525,10,11,12 25 28 11.7 16.65 3 M3 1.5
    GHC-25X39 5,6,6.35,8,9,9.525,10,11,12 25 39 17.2 16.65 4.2 M3 1.5
    GHC-32X33 5,6,8,9,9.525,10,11,12.12.7,14,15,16 32 33 14 19.5 3 M4 2.5
    GHC-32X45 5,6,8,9,9.525,10,11,12,12.7,14,15,16 32 45 20 19.5 4.5 M4 2.5
    GHC-40X50 8,9,9.525,10,11,12,14,15,16,17,18,19 40 50 23 18.4 7 M5 7
    GHC-45X46 8,9,9.525,10,11,12,14,15,16,17,18,19,20,22 45 46 21 18.4 7 M5 7
    GHC-50X53 10,11,12.7,14,15,16,17,18,19,20,22,24 50 53 24 15 7.5 M6 12
    GHC-50X58 10,11,12.7,14,15,16,17,18,19,20,22,24 50 58 26.5 17.5 8 M6 12
    GHC-55X57 10,11,12.7,14,15,16,17,18,19,20,22,24,25,28,30,32 55 57 26 17.5 7.8 M6 12
    GHC-63X71 14,15,16,17,18,19,20,22,24,25,28,30,32 63 71 33 24 10 M8 20
    GHC-70X77 14,15,16,17,18,19,20,22,24,25,28,30,32,35,38 70 77 29.5 25 12 M8 20

      

    model parameter Rated torque
    (N.M)*
    allowable eccentricity
    (mm)*
    allowable deflection angle
    (°)*
    allowable axial deviation
    (mm)*
    maximum speed
    rpm
    static torsional stiffness
    (N.M/rad)
    moment of inertia
    (Kg.M2)
    Material of shaft sleeve Material of shrapnel surface treatment weight
    (g)
    GHC-16X21 0.7 0.8 3 ±0.2 8500 30 5.5×10-7 High strength aluminum alloy P A 6 6 Anodizing treatment 8
    GHC-16X30 0.7 0.8 3 ±0.2 9000 30 5.9×10-7 12
    GHC-20X22 1.2 1.2 3 ±0.2 6500 58 1.3×10-6 13
    GHC-20×33 1.2 1.2 3 ±0.2 7000 58 1.5×10-6 19
    GHC-25X28 2 1.6 3 ±0.2 5500 130 4.0×10-6 24
    GHC-25X39 22 1.6 3 ±0.2 6000 130 4.5×10-6 35
    GHC-32X33 4.5 2 3 ±0.2 4500 270 1.3×10-5 48
    GHC-32X45 4.5 2 3 ±0.2 4800 270 1.5×10-5 67
    GHC-40X50 9 2.4 3 ±0.2 3600 520 4.2×10-5 114
    GHC-45X46 12 2.5 3 ±0.2 3500 800 4.5×10-5 140
    GHC-50X53 19 2.6 3 ±0.2 3000 800 1.0×10-4 190
    GHC-50X58 19 3 3 ±0.2 3000 800 1.1×10-4 215
    GHC-55X57 25 3.2 3 ±0.2 3000 900 1.3×10-5 260
    GHC-63X71 33 3 3 ±0.2 2550 1200 3.5×10-4 455
    GHC-70X77 56 3.5 3 ±0.2 2500 1260 4.1×10-5 520

     

    /* 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

    oldham coupling

    Different Sizes and Configurations of Oldham Couplings

    Yes, Oldham couplings are available in various sizes and configurations to suit different applications and requirements. The sizes and configurations can vary based on factors such as torque capacity, shaft diameter, and overall dimensions. Some common variations include:

    1. Shaft Diameters: Oldham couplings come in a range of shaft diameter options to accommodate different motor and shaft sizes. They can be found in standard metric and imperial sizes, making them compatible with various equipment and machinery.

    2. Torque Capacity: Oldham couplings are designed to handle different torque capacities. The torque capacity of a coupling depends on its size, materials used, and overall construction. High-performance couplings can transmit higher torques, while smaller couplings may be suitable for lighter applications.

    3. Coupling Length: The length of the coupling can vary, and some designs allow for compact installations in confined spaces, while others may have longer lengths for specific applications.

    4. Materials: Oldham couplings are manufactured using various materials such as aluminum, stainless steel, and composite materials. The choice of material depends on factors like the operating environment, chemical resistance, and desired performance characteristics.

    5. Spacer Type: Oldham couplings may have different spacer designs, including straight-spacer and step-spacer configurations. The choice of spacer type can affect the overall stiffness and misalignment capabilities of the coupling.

    6. Hub Style: Oldham couplings come with different hub styles, such as set screw, clamp, or compression-style hubs, to accommodate various shaft attachment methods and ease of installation.

    7. Backlash: Couplings may have different backlash characteristics, allowing for minimal angular play between the hubs to reduce vibration and shock loads.

    Manufacturers of Oldham couplings typically provide detailed specifications and product catalogs that outline the available sizes and configurations. It’s essential to select the right coupling size and configuration that matches the requirements of the specific application to ensure optimal performance and longevity.

    oldham coupling

    Differences Between Oldham Couplings and Other Types of Flexible Couplings

    Oldham couplings are a type of flexible coupling used in mechanical systems to transmit torque between two shafts. Here are some key differences between Oldham couplings and other types of flexible couplings:

    • Mechanism of Torque Transmission: Oldham couplings use a sliding motion between the center disc and the hubs to transmit torque. The center disc has slots that engage with pins on the hubs, allowing for torque transmission while accommodating misalignment. In contrast, other flexible couplings, such as jaw couplings or beam couplings, typically use elastic materials or flexible elements like rubber or springs to transmit torque.
    • Misalignment Compensation: Oldham couplings are specifically designed to handle angular misalignment between shafts. They can accommodate parallel misalignment to a limited extent but are not well-suited for axial misalignment. Other flexible couplings like beam couplings or bellows couplings may offer more comprehensive misalignment compensation, including axial misalignment.
    • Backlash: Oldham couplings have a small amount of backlash due to the clearance between the center disc and the hubs. This backlash can be beneficial in some applications to reduce shock loads and vibrations. However, other flexible couplings like beam couplings or jaw couplings may have minimal or zero backlash.
    • Construction and Materials: Oldham couplings are typically made of materials like aluminum for the hubs and center disc, and acetal or other plastics for the center disc’s sliding parts. Other flexible couplings come in various materials, including aluminum, stainless steel, elastomers, and composite materials, depending on the application’s requirements.
    • Operating Speed: Oldham couplings are suitable for moderate to high rotational speeds, but their speed limitations depend on the material and design. Some other flexible couplings, such as bellows couplings, can handle even higher speeds due to their construction.
    • Applications: Oldham couplings are commonly used in applications that require moderate torque transmission and angular misalignment compensation, such as pumps, packaging machines, and automation equipment. Other flexible couplings are used in a wide range of applications, including motion control systems, robotics, aerospace, and automotive industries, where specific coupling characteristics are needed.

    Choosing the right flexible coupling depends on the specific requirements of the application, including torque, misalignment, speed, space constraints, and environmental conditions. Engineers and designers should carefully consider these factors to select the most appropriate coupling for their mechanical system.

    oldham coupling

    How an Oldham Coupling Accommodates Misalignment Between Shafts

    An Oldham coupling accommodates misalignment between shafts through its unique design, which consists of three main components:

    1. Two Hubs: Each hub is attached to the shaft of the connected equipment. The hubs have a series of slots around their circumference.
    2. Middle Block: The middle block fits between the two hubs and has perpendicular slots on its inner diameter. It connects the two hubs while allowing relative movement between them.

    When the shafts experience angular or axial misalignment, the middle block slides within the slots of both hubs. The perpendicular slots on the middle block engage with the slots on the hubs, creating a parallelogram linkage.

    This parallelogram linkage allows the Oldham coupling to compensate for angular misalignment by enabling the hubs to rotate independently about their own axes. The sliding action of the middle block accommodates axial misalignment by allowing the hubs to move slightly closer or farther apart.

    The use of sliding contact instead of direct physical contact between the hubs minimizes friction, backlash, and wear, making the Oldham coupling an efficient and reliable method for transmitting torque while accommodating misalignment.

    Overall, the Oldham coupling’s ability to handle both angular and axial misalignment ensures smooth and precise torque transmission between shafts, reducing stress on connected equipment and extending the lifespan of mechanical components.

    China Hot selling Ghc-50X58 Oldham Type Coupling Cross Sliding Clamp Coupling  oldham couplingChina Hot selling Ghc-50X58 Oldham Type Coupling Cross Sliding Clamp Coupling  oldham coupling
    editor by CX 2024-05-14

    China Standard CNC Machining Clamping Type Flexible Disc Coupling Jaw Oldham for Metallurgy/Mining/Power/Pump oldham coupling

    Product Description

    OEM Precision CNC Machining Clamping Type Flexible Disc Coupling Jaw Coupling Oldham Coupling for Metallurgy/Mining/Power/Pump

    Product Description

    Coupling refers to a device that connects 2 shafts or shafts and rotating parts, rotates together during the transmission of motion and power, and does not disengage under normal conditions. Sometimes it is also used
    as a safety device to prevent the connected parts from bearing excessive load, which plays the role of overload protection.

    Couplings can be divided into rigid couplings and flexible couplings. Rigid couplings do not have buffering property and the ability to compensate the relative displacement of 2 axes. It is required that the 2 axes be strictly aligned. However, such couplings are simple in structure, low in manufacturing cost, convenient in assembly and disassembly, and maintenance, which can ensure that the 2 axes are relatively neutral, have large transmission torque, and are widely used. Commonly used are flange coupling, sleeve coupling and jacket coupling.
     

    Materials Aluminum, copper, brass, stainless steel, steel, iron, alloy, zinc etc.
    Other Special Materials:Lucite/Nylon/wood/titanium/etc
    Surface Treatment Anodizing,Brushing,Galvanized,laser engraving, Silk printing,polishing,Powder coating,etc
    Tolerance +/-0.01mm, 100% QC quality inspection before delivery, can provide quality inspection form
    Testing equipment CMM;Tool microscope;multi-joint arm;Automatic height gauge;Manual height gauge;Dial gauge;Marble platform;Roughness measurement
    Processing Broaching, DRILLING, Etching / Chemical Machining, Laser Machining, Milling, Other Machining Services, Turning, Wire EDM, Rapid
    Prototyping
    File Formats Solid Works,Pro/Engineer, AutoCAD(DXF,DWG), PDF,TIF etc.
    Service Project To provide production design, production and technical service, mould development and processing, etc

    Flexible coupling can also be divided into flexible coupling without elastic element and flexible coupling with elastic element. The former type only has the ability to compensate the relative displacement of 2 axes, but cannot cushion and reduce vibration. Common types include slider coupling, gear coupling, universal coupling and chain coupling; The latter type contains elastic elements. In addition to the ability to compensate the relative displacement of 2 axes, it also has the functions of buffering and vibration reduction. 

    Our leading mainly including universal couplings, drum gear couplings, elastic couplings etc.
    Main production equipments:
    Large lathe, surface grinder, milling machine, spline milling machine, horizontal broaching machine, gear hobbing machine, shaper, slotting machine, bench drilling machine, radial drilling machine, boring machine, band sawing machine, horizontal lathe, end milling machine, crankshaft grinder, CNC milling machine, etc.

    Coupling performance
    1) Mobility. The movability of the coupling refers to the ability to compensate the relative displacement of 2 rotating components. Factors such as manufacturing and installation errors between connected components, temperature changes during operation and deformation under load all put CHINAMFG requirements for mobility. The movable performance compensates or alleviates the additional load between shafts, bearings, couplings and other components caused by the relative displacement between rotating components.
    (2) Buffering. For the occasions where the load is often started or the working load changes, the coupling shall be equipped with elastic elements that play the role of cushioning and vibration reduction to protect the prime mover and the working machine from little or no damage.
    (3) Safe, reliable, with sufficient strength and service life.
    (4) Simple structure, easy to assemble, disassemble and maintain.

    Inspection equipment:
    Dynamic balance tester, high-speed intelligent carbon and sulfur analyzer, Blochon optical hardness tester, Leeb hardness tester, magnetic yoke flaw detector etc.
      
    It is widely used in metallurgical steel rolling, wind power, hydropower, mining, engineering machinery, petrochemical, lifting, paper making, rubber, rail transit, shipbuilding and marine engineering and other industries.

    How to select the appropriate coupling type
    The following items should be considered when selecting the coupling type.
    1. The size and nature of the required transmission torque, the requirements for buffering and damping functions, and whether resonance may occur.
    2. The relative displacement of the axes of the 2 shafts is caused by manufacturing and assembly errors, shaft load and thermal expansion deformation, and relative movement between components.
    3. Permissible overall dimensions and installation methods, and necessary operating space for assembly, adjustment and maintenance. For large couplings, they should be able to be disassembled without axial movement of the shaft.
    In addition, the working environment, service life, lubrication, sealing, economy and other conditions should also be considered, and a suitable coupling type should be selected by referring to the characteristics of various couplings.
    If you cannot determine the type, you can contact our professional engineer.
                

    FAQ

    Q: What is the payment method?
    A: We accept TT (Bank Transfer), Western Union, L/C.
     1. For total amount under US$500, 100% in advance.
     2. For total amount above US$500, 30% in advance, the rest before shipment.
    Q: What is your MOQ?
    A: MOQ depends on our client’s needs, besides,we welcome trial order before mass-production.
    Q: What is the production cycle?
    A: It varies a lot depending on product dimension,technical requirements and quantity. We always 
    try to meet customers’ requirement by adjusting our workshop schedule.
    Q: What kind of payment terms do you accept?
    A: T/T, western union,  etc.
     
    Q: Is it possible to know how is my product going on without visiting your company?
     A: We will offer a detailed products schedule and send weekly reports with digital pictures and 
    videos which show the machining progress.
    Q: If you make poor quality goods,will you refund our fund?
     A: We make products according to drawings or samples strictly until them reach your 100% satisfaction.
    And actually we wont take a chance to do poor quality products.We are proud of keeping the spirit of good quality.

                   If there’s anything we can help, please feel free to contact with us.

      /* 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

    oldham coupling

    Can an Oldham Coupling Reduce Vibration and Backlash in Mechanical Systems?

    Yes, an Oldham coupling can help reduce vibration and minimize backlash in mechanical systems, making it a popular choice for applications that require precise and smooth power transmission.

    Vibration Reduction: Oldham couplings are designed with a three-piece construction, comprising two hubs and a center disc. The center disc, also known as the spacer, is made of a flexible material such as acetal or nylon. When torque is transmitted through the coupling, the center disc flexes, absorbing any misalignment between the shafts. This flexing action helps dampen vibration and reduces resonance in the system, leading to smoother operation and less mechanical stress on connected components.

    Backlash Minimization: Backlash is the amount of play or free movement between the mating parts of a mechanical system. In traditional couplings like gear couplings, there can be significant backlash due to the nature of the gear teeth. However, Oldham couplings have a unique design that allows them to transmit torque with minimal backlash. The center disc provides a small amount of clearance between the hubs, enabling smooth rotation without backlash. This characteristic is especially beneficial in applications that require precise motion control, such as robotics and CNC machines.

    Overall, the flexible and backlash-free nature of Oldham couplings makes them well-suited for applications where vibration reduction and precise motion control are essential. By reducing vibration and backlash, Oldham couplings contribute to the overall efficiency, accuracy, and reliability of the mechanical system they are employed in.

    oldham coupling

    Real-World Examples of Oldham Coupling Usage in Mechanical Engineering

    Oldham couplings are widely used in various mechanical engineering applications due to their ability to transmit torque while compensating for angular misalignment. Here are some real-world examples of Oldham coupling usage:

    • Packaging Machinery: Oldham couplings are commonly employed in packaging machines that require precise and continuous motion. These couplings help connect the motor shaft to various components in the packaging process, such as conveyor belts, rollers, and cutting blades.
    • Automated Assembly Lines: In automated assembly lines, Oldham couplings are utilized to transfer torque from the motor to the robotic arms or handling mechanisms. The couplings enable smooth and accurate movement, ensuring precise positioning of components during assembly.
    • Printing Equipment: Printing machines utilize Oldham couplings to transmit power from the motors to the printing cylinders and rollers. The couplings accommodate any misalignment between the shafts and minimize vibration, resulting in improved print quality.
    • Material Handling Systems: Material handling systems, such as conveyor systems, use Oldham couplings to connect drive motors to the conveyor belts. These couplings facilitate the efficient transfer of goods while compensating for any misalignment that may occur during operation.
    • Industrial Pumps: Oldham couplings are employed in industrial pumps to transfer power from the motor to the pump impeller. They aid in absorbing vibration and maintaining alignment, which is crucial for the pump’s optimal performance and longevity.
    • Medical Devices: Some medical devices, such as scanning equipment and diagnostic machines, incorporate Oldham couplings to ensure precise and reliable motion, contributing to accurate medical imaging and diagnosis.

    These examples demonstrate the versatility of Oldham couplings in various mechanical engineering applications. Their ability to handle misalignment, reduce vibration, and transmit torque makes them a valuable component in many industrial sectors.

    oldham coupling

    Installation and Maintenance of Oldham Couplings

    Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:

    Installation:

    • 1. Inspect the Components: Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.
    • 2. Shaft Preparation: Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.
    • 3. Center Disc Alignment: Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.
    • 4. Secure the Hubs: Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.
    • 5. Tighten Fasteners: Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.
    • 6. Check Misalignment: Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.

    Maintenance:

    • 1. Regular Inspection: Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.
    • 2. Lubrication: Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.
    • 3. Replace Worn Components: If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).
    • 4. Alignment Check: Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.
    • 5. Environmental Considerations: Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.
    • 6. Follow Manufacturer Guidelines: Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.

    By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.

    China Standard CNC Machining Clamping Type Flexible Disc Coupling Jaw Oldham for Metallurgy/Mining/Power/Pump  oldham couplingChina Standard CNC Machining Clamping Type Flexible Disc Coupling Jaw Oldham for Metallurgy/Mining/Power/Pump  oldham coupling
    editor by CX 2024-05-13

    China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling oldham coupling

    Product Description

    Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

    Description of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

    1.Zero rotation gap
    2. High torque rigidity
    3. Allow a large amount of deviation adjustment
    4. Vibration absorption
    5. Good electrical insulation
    6. Simple structure and easy installation
     

    Parameter of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

    Dimension

    Item Bore Size D L L1/L2 F G M Torque
    N.m
    d1 d2
    Min Max Min Max
    JH16 3 6.35 3 6.35 16 18 7 3.5 M3 0.7
    JH16C 4 6 4 6 29 12.5 3.5 M2.5 1.5
    JH20 4 8 4 8 20 23 9 4.5 M4 1.7
    JH20C 4 8 4 8 33 14 3.5 M3 1.5
    JH25 5 12 5 12 25 28 11 5.5 M5 4
    JH25C 5 12 5 12 39 16.5 3.5 M3 1.5
    JH32 5 16 5 16 32 33 13 6.5 M6 7
    JH32C 5 16 5 16 45 19 4.5 M4 2.5
    JH40 8 20 8 20 40 35 14 7 M6 7
    JH40C 8 20 8 20 50 23 7 M5 4
    JH50 12 24 12 24 50 38 17 8.5 M8 15
    JH50C 12 24 12 24 58 27 8 M6 8
    JH63 14 30 14 30 63 47 21 10.5 M10 8
    JH63C 14 30 14 30 71 33 10 M8 16

     Specification

    Item Rated Torque
    (Nm)
    Max. Torque
    (Nm)
    Allowable
    Speed
    (min-1)
    Torsional
    Stiffness
    N.m/rad
    Moment of
    Inertia
    10-6kgm2
    Iateral
    (mm)
    Angular
    (.)
    Net weight
    (g)
    JH16 0.7 1.4 12000 31 0.32 1 3 7
    JH16C 0.58 12
    JH20 1.2 2.4 10000 60 1 1.5 3 14
    JH20C 1.5 19
    JH25 2 4 8000 140 3 2 3 27
    JH25C 4.4 36
    JH32 4.5 9 7000 280 9.5 2.5 3 50
    JH32C 14 69
    JH40 9 18 4800 540 23 3 3 80
    JH40C 41 130
    JH50 18 36 3000 820 67 3.5 3 150
    JH50C 120 230
    JH63 36 72 2800 1900 220 4 3 300
    JH63C 370 450

    Order Example

    Item D C d1 d2
    JH 16 Clamp Type 3 3

                     

     

    /* 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

    oldham coupling

    What are the Potential Limitations or Drawbacks of Using an Oldham Coupling?

    While Oldham couplings offer numerous advantages, they also have some limitations and drawbacks that should be considered when selecting a coupling for a specific application:

    1. Limited Misalignment Capacity: Oldham couplings can only accommodate small amounts of angular and axial misalignment between the shafts. They are not suitable for applications with high levels of misalignment as excessive misalignment can lead to premature wear and failure of the center disc.

    2. Speed Limitations: Oldham couplings are generally not recommended for high-speed applications. The flexible center disc has a maximum speed limit, and exceeding this limit can cause the disc to fatigue and fail over time.

    3. Temperature Sensitivity: The performance of Oldham couplings can be affected by temperature fluctuations. Extreme temperatures can impact the flexibility and integrity of the center disc material, leading to reduced coupling performance.

    4. Backlash in High-Precision Systems: While Oldham couplings minimize backlash compared to some other couplings, they may still have some inherent clearance between the hubs and the center disc, leading to a slight amount of backlash. In ultra-high-precision systems, this slight backlash may be a concern.

    5. Material Compatibility: The material used for the center disc must be chosen carefully to ensure compatibility with the specific application’s environment and the media being conveyed. Some aggressive chemicals or harsh environments may degrade the material over time.

    6. Maintenance: Oldham couplings require periodic inspection and maintenance to ensure proper functioning. The center disc may wear out over time and need replacement, especially in applications with high torque or frequent start-stop cycles.

    Despite these limitations, Oldham couplings remain a popular choice in many applications due to their vibration reduction, backlash minimization, and moderate misalignment compensation capabilities. However, it is essential to carefully assess the specific requirements of the application and consider the potential drawbacks before selecting an Oldham coupling.

    oldham coupling

    Are there Industry Standards or Certifications for Oldham Couplings?

    Yes, there are industry standards and certifications that apply to Oldham couplings to ensure their quality, performance, and interchangeability. The most common standards and certifications related to couplings are set by organizations such as the American National Standards Institute (ANSI), the International Organization for Standardization (ISO), and the American Society of Mechanical Engineers (ASME). While these standards might not specifically focus on Oldham couplings, they often include requirements and guidelines that cover various types of flexible couplings, including Oldham couplings.

    For example, ANSI B11.20: Safety Requirements for Integrated Manufacturing Systems establishes safety requirements for the design, construction, installation, operation, and maintenance of integrated manufacturing systems. Although not specific to Oldham couplings, this standard may encompass certain aspects of coupling safety.

    Additionally, ISO 9001 certification is a widely recognized quality management system certification that many coupling manufacturers strive to achieve. This certification demonstrates a manufacturer’s commitment to producing high-quality products and adhering to rigorous quality control procedures.

    When selecting an Oldham coupling, it is essential to check if the manufacturer complies with relevant industry standards and has obtained certifications that demonstrate their commitment to product quality and safety. It is also crucial to consider the specific requirements of your application and whether the chosen coupling meets those needs.

    oldham coupling

    Advantages of Using an Oldham Coupling Compared to Other Types of Couplings

    An Oldham coupling offers several advantages over other types of couplings, making it a preferred choice in certain applications:

    • Misalignment Compensation: The Oldham coupling can handle both angular and axial misalignments between shafts. It allows for up to a few degrees of misalignment while transmitting torque smoothly, reducing the risk of premature wear and failure caused by misalignment.
    • No Backlash: Unlike some other flexible couplings, the Oldham coupling has minimal backlash. This means there is little to no play or clearance between the coupling components during rotation, ensuring precise torque transmission and positioning in high-precision applications.
    • Vibration and Noise Damping: The sliding action of the middle block in the coupling helps to isolate the shafts from each other, reducing vibrations and noise during operation. This feature is beneficial in applications where vibration dampening is critical to equipment performance and longevity.
    • High Torque Transmission: Oldham couplings can handle relatively high torque transmission, making them suitable for applications with moderate to high torque requirements.
    • Low Maintenance: Due to its design, the Oldham coupling experiences minimal wear during operation, leading to lower maintenance requirements and longer service life.
    • Easy Installation: Oldham couplings are relatively easy to install and remove, simplifying maintenance and replacement procedures.
    • Electrically Insulating: Some Oldham couplings are available with non-conductive materials, providing electrical isolation between shafts, which is essential in certain applications.
    • Cost-Effective: Compared to other high-performance couplings, Oldham couplings are often more cost-effective, providing reliable performance without breaking the budget.

    Overall, the Oldham coupling is an excellent choice in applications where misalignment compensation, precision torque transmission, vibration dampening, and low maintenance are critical factors for successful operation. Its unique design and features make it suitable for various industrial and automation systems, contributing to smoother and more efficient mechanical power transmission.

    China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham couplingChina supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham coupling
    editor by CX 2024-05-13

    China Professional Custom Precision Clamping Type Flexible Disc Jaw Oldham Coupling oldham coupling

    Product Description

    Custom Precision Clamping Type Flexible Disc Coupling Jaw Coupling Oldham Coupling with CNC Machining

    Product Description

    Coupling refers to a device that connects 2 shafts or shafts and rotating parts, rotates together during the transmission of motion and power, and does not disengage under normal conditions. Sometimes it is also used

    as a safety device to prevent the connected parts from bearing excessive load, which plays the role of overload protection.

    Couplings can be divided into rigid couplings and flexible couplings. Rigid couplings do not have buffering property and the ability to compensate the relative displacement of 2 axes. It is required that the 2 axes be strictly aligned. However, such couplings are simple in structure, low in manufacturing cost, convenient in assembly and disassembly, and maintenance, which can ensure that the 2 axes are relatively neutral, have large transmission torque, and are widely used. Commonly used are flange coupling, sleeve coupling and jacket coupling.

    Flexible coupling can also be divided into flexible coupling without elastic element and flexible coupling with elastic element. The former type only has the ability to compensate the relative displacement of 2 axes, but cannot cushion and reduce vibration. Common types include slider coupling, gear coupling, universal coupling and chain coupling; The latter type contains elastic elements. In addition to the ability to compensate the relative displacement
    of 2 axes, it also has the functions of buffering and vibration reduction. 

    Our leading mainly including universal couplings, drum gear couplings, elastic couplings etc.
    Main production equipments:
    Large lathe, surface grinder, milling machine, spline milling machine, horizontal broaching machine, gear hobbing machine, shaper, slotting machine, bench drilling machine, radial drilling machine, boring machine, band sawing machine, horizontal lathe, end milling machine, crankshaft grinder, CNC milling machine, etc.

    Coupling performance
    1) Mobility. The movability of the coupling refers to the ability to compensate the relative displacement of 2 rotating components. Factors such as manufacturing and installation errors between connected components, temperature changes during operation and deformation under load all put CHINAMFG requirements for mobility. The movable performance compensates or alleviates the additional load between shafts, bearings, couplings and other components caused by the relative displacement between rotating components.
    (2) Buffering. For the occasions where the load is often started or the working load changes, the coupling shall be equipped with elastic elements that play the role of cushioning and vibration reduction to protect the prime mover and the working machine from little or no damage.
    (3) Safe, reliable, with sufficient strength and service life.
    (4) Simple structure, easy to assemble, disassemble and maintain.

     

    Inspection equipment:
    Dynamic balance tester, high-speed intelligent carbon and sulfur analyzer, Blochon optical hardness tester, Leeb hardness tester, magnetic yoke flaw detector etc.

      
    It is widely used in metallurgical steel rolling, wind power, hydropower, mining, engineering machinery, petrochemical, lifting, paper making, rubber, rail transit, shipbuilding and marine engineering and other industries.

    How to select the appropriate coupling type
    The following items should be considered when selecting the coupling type.
    1. The size and nature of the required transmission torque, the requirements for buffering and damping functions, and whether resonance may occur.
    2. The relative displacement of the axes of the 2 shafts is caused by manufacturing and assembly errors, shaft load and thermal expansion deformation, and relative movement between components.
    3. Permissible overall dimensions and installation methods, and necessary operating space for assembly, adjustment and maintenance. For large couplings, they should be able to be disassembled without axial movement of the shaft.
    In addition, the working environment, service life, lubrication, sealing, economy and other conditions should also be considered, and a suitable coupling type should be selected by referring to the characteristics of various couplings.
    If you cannot determine the type, you can contact our professional engineer.
                   Q: Why choose Shengao product?
                   A: We have our own factory, therefore, we can surely promise the quality of product and provide 
                       you competitive price.

                   Q: Do you provide OEM Service?
                   A: Yes, we provide OEM Service.

                   Q: Do you provide customized machining parts?
                   A: Yes. Customers give us drawings and specifications, and we will produce accordingly.

                   Q: What is your payment term?
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    oldham coupling

    Different Sizes and Configurations of Oldham Couplings

    Yes, Oldham couplings are available in various sizes and configurations to suit different applications and requirements. The sizes and configurations can vary based on factors such as torque capacity, shaft diameter, and overall dimensions. Some common variations include:

    1. Shaft Diameters: Oldham couplings come in a range of shaft diameter options to accommodate different motor and shaft sizes. They can be found in standard metric and imperial sizes, making them compatible with various equipment and machinery.

    2. Torque Capacity: Oldham couplings are designed to handle different torque capacities. The torque capacity of a coupling depends on its size, materials used, and overall construction. High-performance couplings can transmit higher torques, while smaller couplings may be suitable for lighter applications.

    3. Coupling Length: The length of the coupling can vary, and some designs allow for compact installations in confined spaces, while others may have longer lengths for specific applications.

    4. Materials: Oldham couplings are manufactured using various materials such as aluminum, stainless steel, and composite materials. The choice of material depends on factors like the operating environment, chemical resistance, and desired performance characteristics.

    5. Spacer Type: Oldham couplings may have different spacer designs, including straight-spacer and step-spacer configurations. The choice of spacer type can affect the overall stiffness and misalignment capabilities of the coupling.

    6. Hub Style: Oldham couplings come with different hub styles, such as set screw, clamp, or compression-style hubs, to accommodate various shaft attachment methods and ease of installation.

    7. Backlash: Couplings may have different backlash characteristics, allowing for minimal angular play between the hubs to reduce vibration and shock loads.

    Manufacturers of Oldham couplings typically provide detailed specifications and product catalogs that outline the available sizes and configurations. It’s essential to select the right coupling size and configuration that matches the requirements of the specific application to ensure optimal performance and longevity.

    oldham coupling

    How to Calculate the Required Size and Specifications for an Oldham Coupling

    Calculating the required size and specifications for an Oldham coupling involves considering several key factors. Here’s a step-by-step guide to help you with the calculations:

    1. Identify the Torque Requirements: Determine the maximum torque that the coupling needs to transmit between the two shafts. This can be done by analyzing the torque demands of the application and considering safety factors.
    2. Select the Coupling Material: Based on the operating conditions and the type of machinery, choose a suitable material for the Oldham coupling. Common materials include aluminum, stainless steel, and acetal.
    3. Calculate the Bore Diameter: Measure the diameters of the shafts that the coupling will connect. The bore diameter of the coupling should match the shaft diameters for a proper fit.
    4. Determine the Coupling Size: The coupling’s size is typically specified by its outside diameter and length. Ensure that the selected coupling size fits within the available space in the mechanical system.
    5. Consider Misalignment Compensation: Oldham couplings can accommodate angular misalignment. However, it’s essential to check the coupling’s rated misalignment capability to ensure it meets the application’s requirements.
    6. Check Operating Speed: Verify that the selected coupling can handle the rotational speed (RPM) of the application without exceeding its critical speed.
    7. Factor in Environmental Conditions: If the coupling will be exposed to harsh environmental conditions or corrosive substances, choose a material that can withstand these conditions.

    Once you have gathered all the necessary information and made the calculations, you can select the appropriate Oldham coupling that meets the requirements of your specific application. It’s important to consult with coupling manufacturers or engineering experts to ensure the coupling’s compatibility and reliability in your system.

    oldham coupling

    Installation and Maintenance of Oldham Couplings

    Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:

    Installation:

    • 1. Inspect the Components: Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.
    • 2. Shaft Preparation: Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.
    • 3. Center Disc Alignment: Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.
    • 4. Secure the Hubs: Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.
    • 5. Tighten Fasteners: Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.
    • 6. Check Misalignment: Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.

    Maintenance:

    • 1. Regular Inspection: Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.
    • 2. Lubrication: Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.
    • 3. Replace Worn Components: If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).
    • 4. Alignment Check: Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.
    • 5. Environmental Considerations: Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.
    • 6. Follow Manufacturer Guidelines: Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.

    By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.

    China Professional Custom Precision Clamping Type Flexible Disc Jaw Oldham Coupling  oldham couplingChina Professional Custom Precision Clamping Type Flexible Disc Jaw Oldham Coupling  oldham coupling
    editor by CX 2024-05-10