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Tyre Couplings

Rokee is a well-known high-quality supplier of Tyre Couplings and technical services in China, customize tyre couplings according to user drawings, alternatively, if the user provides tyre couplings parameters, we can select the model and design drawings for you, support wholesale and export.


Tyre Couplings

Tyre coupling is a high-performance coupling with elastic elements, named after its main structure resembling a tire. Since its emergence in the mid-20th century, this type of coupling has become an indispensable key component in modern mechanical transmission systems due to its unique performance advantages, and is widely used in various industrial fields.

The core structure of a tyre coupling consists of the following parts:

  • Tire body: usually made of high-strength rubber or polyurethane material, in the shape of a circular tire, and is the main elastic element

  • Metal flange: a metal component connected to both sides of the tire body, used to connect with the drive shaft and the driven shaft

  • Tightening bolt: a high-strength bolt component that securely connects a flange to a tire body

  • Protective cover: a protective device equipped on some models to prevent external foreign objects from damaging the tire body

The working principle is based on the principle of elastic deformation: when there is relative displacement between the two axes, the tire body absorbs vibration and compensates for deviation through its own elastic deformation, while transmitting torque and rotational motion.

Performance characteristics and advantages

  • Excellent vibration damping performance: capable of effectively absorbing and isolating mechanical vibrations, reducing system noise

  • Large angle compensation capability: can simultaneously compensate for axial, radial, and angular deviations, with a maximum compensation angle of 5-10 degrees

  • No lubrication design: No need to add lubricating oil regularly, easy to maintain

  • High elasticity memory: able to quickly restore its original state after withstanding impact loads

  • Insulation performance: Rubber material has electrical insulation properties, which can prevent current conduction

  • Lightweight design: significantly reduced weight compared to metal couplings

Main technical parameters

  • Torque range: typically ranging from a few Newton meters to tens of thousands of Newton meters

  • Speed range: up to 10000rpm (depending on the specific model)

  • Working temperature: -40 ℃ to+100 ℃ (special materials can reach higher temperatures)

  • Elastic hardness: usually adjustable between 50-90 Shore A

  • Service life: up to 5-10 years under normal operating conditions

Application field

  • Shipbuilding industry: ship propulsion system, servo system

  • Power generation equipment: diesel generator set, steam turbine generator set

  • Metallurgical machinery: rolling mill, continuous casting machine

  • Mining machinery: crushers, ball mills

  • Petrochemical industry: Compressor and pump equipment

  • Rail Transit: Locomotive Transmission System

The selection of a suitable tyre coupling should consider the following factors:

  • Transmitting torque: Calculate and determine the maximum torque required by the system

  • Speed requirement: Consider the working speed range

  • Deviation compensation requirement: Evaluate the possible types and quantities of deviations in the shaft system

  • Environmental conditions: temperature, humidity, corrosive media, etc

  • Space limitations: Install space size constraints

  • Dynamic characteristics: whether special vibration reduction requirements are needed

Installation points:

  • Ensure that the two axes are aligned within the allowable range

  • Tighten the bolts according to the specified torque value

  • Avoid using impact tools for installation

  • Check the gap between the coupling and adjacent components

Maintenance suggestion:

  • Regularly inspect the elastomer for cracks and signs of aging

  • Check the tightening status of bolts

  • Clean the surface of the coupling, remove oil stains and foreign objects

  • Record the operating status and establish maintenance records

As an efficient and reliable transmission component, tyre couplings will continue to evolve with the advancement of industrial technology and demonstrate their value in more fields, providing smoother and more reliable power transmission solutions for mechanical equipment.


« Tyre Couplings » Post Date: 2024/4/25 , https://www.rokeecoupling.net/tags/tyre-couplings.html

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