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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Exploring the various materials used in manufacturing mechanical couplings.
Mechanical couplings are manufactured using a wide range of materials, each chosen based on specific application requirements. The choice of material impacts the coupling’s performance, durability, and suitability for different operating conditions. Here are some common materials used in manufacturing mechanical couplings:
1. Steel:
Steel is one of the most widely used materials for mechanical couplings due to its strength, durability, and cost-effectiveness. It is suitable for various applications, including high-torque and high-speed requirements. Stainless steel is often preferred for couplings in corrosive environments.
2. Aluminum:
Aluminum is known for its lightweight properties, making it suitable for applications where reducing weight is essential, such as in aerospace and automotive industries. However, aluminum couplings may have lower torque capacities compared to steel couplings.
3. Cast Iron:
Cast iron is used in couplings requiring high strength and wear resistance. It is commonly used in industrial machinery and heavy-duty applications.
4. Bronze:
Bronze is chosen for its excellent resistance to corrosion and its ability to handle high shock loads. Bronze couplings are often used in marine and hydraulics applications.
5. Brass:
Brass is used in couplings where electrical conductivity is required, such as in some electrical motor couplings.
6. Rubber and Elastomers:
Rubber and elastomers are used in flexible couplings to provide flexibility and vibration damping. They can absorb shocks and compensate for misalignments in various applications.
7. Polyurethane:
Polyurethane is commonly used in elastomeric couplings due to its excellent resilience, toughness, and resistance to wear.
8. Thermoplastics:
Thermoplastics like nylon and polyethylene are used in lightweight couplings with low torque requirements. They are known for their low friction and self-lubricating properties.
9. Composite Materials:
Composite materials, such as carbon fiber-reinforced polymers, are used in high-performance couplings where a balance of strength and weight is crucial.
10. Ceramic:
Ceramic couplings are used in extreme temperature and high-speed applications due to their excellent thermal and wear resistance properties.
The choice of material for a mechanical coupling depends on factors like the application’s operating conditions, load requirements, environmental factors, and cost considerations. Selecting the right material ensures that the coupling can perform reliably and efficiently in its intended application.
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What are the temperature and environmental limits for mechanical couplings?
Mechanical couplings are designed to operate within specific temperature and environmental limits to ensure their performance and longevity. These limits can vary depending on the coupling type, materials, and the specific application. Here are some general considerations regarding temperature and environmental limits for mechanical couplings:
Temperature Limits:
Mechanical couplings are typically rated to handle a specific temperature range. Extreme temperatures can affect the mechanical properties of the coupling’s materials and lead to premature wear or failure.
High-Temperature Applications: In high-temperature environments, couplings made from materials with high-temperature resistance, such as stainless steel or high-temperature alloys, are often used. These couplings can withstand elevated temperatures without experiencing significant degradation.
Low-Temperature Applications: In low-temperature environments, special consideration must be given to the materials’ brittleness and the potential for reduced flexibility. Some couplings may require low-temperature lubricants or preheating to ensure proper operation in cold conditions.
Environmental Limits:
Mechanical couplings can be exposed to various environmental factors that may impact their performance. Manufacturers specify the environmental limits for their couplings, and it is essential to adhere to these guidelines.
Corrosive Environments: In corrosive environments, such as those with exposure to chemicals or saltwater, couplings made from corrosion-resistant materials, like stainless steel or nickel alloys, are preferred. Proper seals and coatings may also be necessary to protect the coupling from corrosion.
High Humidity or Moisture: Excessive humidity or moisture can lead to rust and corrosion, especially in couplings made from ferrous materials. In such environments, using couplings with proper corrosion protection or moisture-resistant coatings is advisable.
Outdoor Exposure: Couplings used in outdoor applications should be designed to withstand exposure to weather elements, such as rain, UV radiation, and temperature fluctuations. Enclosures or protective covers may be necessary to shield the coupling from environmental factors.
Special Applications:
Certain industries, such as food and pharmaceutical, have strict hygiene requirements. In such cases, couplings made from food-grade or hygienic materials are utilized to prevent contamination and meet regulatory standards.
It is crucial to consult the coupling manufacturer’s specifications and guidelines to determine the appropriate temperature and environmental limits for a specific coupling. Adhering to these limits ensures the coupling’s proper operation and longevity in its intended application, reducing the risk of premature wear and failures caused by extreme conditions.
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Can a faulty mechanical coupling lead to equipment failure and downtime?
Yes, a faulty mechanical coupling can indeed lead to equipment failure and downtime in a mechanical system. The importance of well-maintained and properly functioning couplings cannot be overstated, and their failure can have significant consequences:
1. Loss of Torque Transmission:
A faulty coupling may not be able to effectively transmit torque from the motor to the driven load. This loss of torque transmission can result in reduced or erratic performance of the equipment.
2. Increased Wear and Damage:
When a coupling is not functioning correctly, it may introduce excessive play or misalignment between the connected components. This can lead to increased wear on bearings, shafts, gears, and other parts, accelerating their deterioration.
3. Vibrations and Resonance:
Faulty couplings can cause vibrations and resonance in the system, leading to stress and fatigue in the equipment. These vibrations can further propagate throughout the machinery, affecting nearby components and leading to potential failures.
4. Overloading and Overheating:
In some cases, a faulty coupling may not slip or disengage as intended when subjected to overload conditions. This can cause excessive stress on the equipment, leading to overheating and potential damage to the motor, gearbox, or other components.
5. System Downtime:
When a mechanical coupling fails, it often necessitates equipment shutdown for repairs or replacement. This unplanned downtime can lead to production halts, reduced efficiency, and financial losses for businesses.
6. Safety Risks:
A faulty coupling that fails to disconnect or slip during overloads can pose safety risks to personnel and equipment. It may lead to unexpected and potentially dangerous equipment behavior.
7. Costly Repairs and Replacements:
Fixing or replacing damaged components due to coupling failure can be costly. Additionally, if a faulty coupling causes damage to other parts of the system, the repair expenses can escalate.
Regular maintenance and inspections of mechanical couplings are crucial to detect early signs of wear or damage. Identifying and addressing issues promptly can help prevent equipment failure, reduce downtime, and ensure the smooth and efficient operation of mechanical systems.
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editor by CX 2024-05-03