Product Description

Stainless Steel Coupling Gear Rigid Roller Chain Fluid Tyre Grid Jaw Spider HRC Nm Motor Flange Gear Pump Rubber Spline Shaft Flexible Universal Joint Coupling

Product Description

Main products
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. However, due to the strength of elastic elements, the transmitted torque is generally inferior to that of flexible couplings without elastic elements. Common types include elastic sleeve pin couplings, elastic pin couplings, quincunx couplings, tire type couplings, serpentine spring couplings, spring couplings, 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.

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

Related products

Company Profile

Our Equipments

Main production equipment:
Large lathe, surface grinder, milling machine, gear shaper, 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, casting equipment, etc.
Inspection equipment:
Dynamic balance tester, high-speed intelligent carbon and sulfur analyzer, Blochon optical hardness tester, Leeb hardness tester, magnetic yoke flaw detector, special detection, modular fixture (self-made), etc.

Machining equipments
Heat equipment

Our Factory
Application – Photos from our partner customers

Company Profile
Our leading products are mechanical transmission basic parts – couplings, mainly including universal couplings, drum gear couplings, elastic couplings and other 3 categories of more than 30 series of varieties. 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.
Our factory takes the basic parts of national standards as the benchmark, has more than 40 years of coupling production experience, takes “scientific management, pioneering and innovation, ensuring quality and customer satisfaction” as the quality policy, and aims to continuously provide users with satisfactory products and services. The production is guided by reasonable process, and the ISO9001:2015 quality management system standard is strictly implemented. We adhere to the principle of continuous improvement and innovation of coupling products. In recent years, it has successfully developed 10 national patent products such as SWF cross shaft universal coupling, among which the double cross shaft universal joint has won the national invention patent, SWF cross shaft universal coupling has won the new product award of China’s general mechanical parts coupling industry and the ZHangZhoug Province new product science and technology project.
Our factory has strong technical force, excellent process equipment, complete professional production equipment, perfect detection means, excellent after-sales service, various products and complete specifications. At the same time, we can provide the design and manufacturing of special non-standard products according to the needs of users. Our products sell well at home and abroad, and are trusted by the majority of users. We sincerely welcome friends from all walks of life at home and abroad to visit and negotiate for common development.p

  /* 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

View More

Understanding the Torsional Flexibility of Tyre Couplings and Its Significance

Torsional flexibility is a fundamental characteristic of tyre couplings, and it plays a crucial role in their successful operation in various industrial applications. Torsional flexibility refers to the coupling’s ability to flex and twist along its axis, allowing it to accommodate misalignments and dampen torsional vibrations between the connected shafts.

The significance of torsional flexibility in tyre couplings can be understood through the following points:

• Misalignment Compensation: In real-world applications, it is challenging to achieve perfect alignment between the shafts of connected equipment. Misalignments can occur due to factors such as thermal expansion, manufacturing tolerances, and settling of the machinery. Tyre couplings excel in compensating for these misalignments, both angular and parallel, as they can twist and flex within their rubber tyre element. This capability reduces the forces exerted on the shafts and bearings, minimizing wear and extending the life of the machinery.
• Torsional Vibration Damping: During the operation of rotating equipment, torsional vibrations can be generated due to sudden changes in load or speed. These vibrations can negatively impact the performance of the machinery and cause fatigue failure in critical components. Tyre couplings act as a damping medium, absorbing and dissipating torsional vibrations, resulting in smoother operation and reduced stress on the connected equipment.
• Protection against Shock Loads: In industrial processes, equipment may encounter sudden shock loads due to various factors. Tyre couplings can handle these shock loads by flexing and absorbing the energy generated during the impact. This capability prevents damage to the machinery and safeguards the drivetrain components from sudden stress and failure.
• Reduced Vibrations: Torsional flexibility in tyre couplings significantly reduces vibration transmission between connected shafts. This is especially important in applications where vibrations can negatively affect precision processes or lead to discomfort for operators. By damping these vibrations, tyre couplings contribute to improved productivity and operator comfort.
• Enhanced Equipment Lifespan: The ability to accommodate misalignments and dampen vibrations ultimately leads to reduced wear and tear on machinery components. As a result, equipment using tyre couplings tends to have a longer service life, minimizing downtime and maintenance costs.

In summary, the torsional flexibility of tyre couplings is a critical feature that allows them to compensate for misalignments, dampen torsional vibrations, and protect connected equipment from shock loads. This characteristic significantly contributes to the efficient and reliable operation of industrial machinery, making tyre couplings a popular choice in a wide range of applications.

Exploring the Design Features that Make Tyre Couplings Reliable and Durable

Tyre couplings are renowned for their reliability and durability in a wide range of industrial applications. Several design features contribute to their robustness and longevity. Here are the key design features that make tyre couplings reliable and durable:

• High-Quality Elastomeric Material: Tyre couplings are constructed using high-quality elastomeric materials, such as natural rubber, synthetic rubber, or polyurethane. These materials are chosen for their excellent resilience, high tensile strength, and resistance to wear and tear. The elastomeric tyre element provides the coupling with the necessary flexibility and damping properties to accommodate misalignments, shocks, and vibrations, ensuring smooth and efficient power transmission.
• Tight Fit Design: Tyre couplings have a tight fit design, where the rubber tyre is precisely molded or bonded to the coupling hubs. This tight fit minimizes any play or backlash between the tyre and the hubs, ensuring efficient torque transmission and reducing wear on the coupling components.
• High Torque Capacity: Tyre couplings are designed to handle high torque loads, making them suitable for heavy-duty industrial applications. The combination of the elastomeric material’s strength and the coupling’s robust construction allows it to withstand the stresses and forces encountered in demanding operating conditions.
• Wide Misalignment Tolerance: The torsional flexibility of tyre couplings gives them a significant advantage in accommodating misalignments between connected shafts. The design allows for both angular and parallel misalignments, reducing the load on bearings and minimizing wear on the machinery.
• Shock Absorption: Tyre couplings excel in shock absorption, which is critical in applications where sudden loads or impacts are common. The elastomeric material dampens the shock and prevents it from propagating through the connected equipment, safeguarding the machinery from damage and ensuring smooth operation.
• Temperature and Chemical Resistance: The choice of elastomeric material is tailored to specific application requirements. Tyre couplings can be manufactured with materials that exhibit excellent temperature resistance, making them suitable for both high and low-temperature environments. Additionally, certain materials are chemically resistant, enabling their use in applications involving corrosive substances.
• Simple and Compact Design: Tyre couplings have a relatively simple design, with fewer moving parts compared to some other coupling types. This simplicity and compactness make them easy to install, maintain, and replace, contributing to their overall reliability and cost-effectiveness.

Overall, tyre couplings are designed to endure harsh operating conditions, provide reliable power transmission, and minimize maintenance requirements. Their ability to accommodate misalignment, dampen vibrations, and absorb shocks ensures the smooth operation and longevity of connected equipment in various industrial settings.

Common Industries that Use Tyre Couplings in Their Machinery

Tyre couplings find widespread use in various industries due to their unique design features and performance advantages. Some of the common industries that extensively use tyre couplings in their machinery include:

• Manufacturing Industry: Tyre couplings are commonly employed in the manufacturing sector for various applications. They are used in conveyor systems to transfer materials along production lines. Additionally, tyre couplings play a vital role in powering pumps, compressors, fans, and other equipment used in different manufacturing processes.
• Chemical Industry: The chemical industry often requires machinery that can handle corrosive and aggressive environments. Tyre couplings are ideal for such conditions as they offer excellent resistance to corrosion and can operate smoothly in chemically challenging environments. They are used in chemical pumps, mixers, and agitators, among other equipment.
• Mining Industry: In the mining sector, machinery is subjected to heavy loads, shock loads, and harsh operating conditions. Tyre couplings provide the necessary shock load absorption and flexibility required to withstand the dynamic nature of mining equipment. They are used in conveyor systems, crushers, and ore processing machinery.
• Power Generation Industry: Power plants require reliable and efficient machinery to generate electricity. Tyre couplings are used in turbines, generators, and other power generation equipment to transmit torque and accommodate misalignments, ensuring smooth and uninterrupted power production.
• Pulp and Paper Industry: The pulp and paper industry involves a wide range of machinery for processing raw materials into paper products. Tyre couplings are used in paper machines, rollers, and other equipment involved in various stages of the papermaking process.
• Metal Processing Industry: Metal processing facilities use tyre couplings in rolling mills, extruders, and other equipment for metal forming and shaping processes. The couplings’ ability to dampen vibrations is particularly beneficial in metal processing applications.
• Marine Industry: Tyre couplings are commonly used in marine applications, such as propulsion systems for ships and boats. Their shock load absorption and misalignment tolerance make them suitable for marine environments, where the machinery may encounter rough seas and varying loads.
• Agricultural Industry: In the agricultural sector, tyre couplings are employed in various machinery used for crop harvesting, irrigation, and material handling. Their ability to withstand outdoor conditions and accommodate misalignments is valuable in agricultural equipment.
• Construction Industry: Construction equipment, such as concrete mixers, pumps, and cranes, often use tyre couplings to handle the heavy loads and dynamic operating conditions encountered in construction projects.

These are just a few examples of the diverse industries that benefit from using tyre couplings in their machinery. The flexibility, shock load absorption, and misalignment tolerance of tyre couplings make them a preferred choice in numerous applications across different sectors, contributing to the reliable and efficient operation of industrial equipment.

editor by CX 2024-05-15