Categories and Maintenance of Shaft Couplings

A coupling is a very useful component in the industry. It is a device that is used to connect two shafts together at their ends with the aim of transmitting power. The positive coupling of the shafts can be used to transmit rotary power from one shaft to another, where both shafts turn about the same nominal centerline. The application of couplings mainly aims at joining two pieces of rotating equipment while permitting some degree of misalignment or end movement.




There are various categories of Shaft Couplings. All the different types have specific applications.

Rigid coupling: When there are requirements for precise shaft alignment, rigid coupling will be used. There are also many kinds of this coupling such as the flange coupling and the muff coupling.

Torque limiting coupling: Torque limiting coupling can protect systems against conditions of over-torque.

Flexible coupling: One important function of flexible coupling is the connection of a driving shaft or flange element with an adjacent in-line driven member. Besides, It must flex enough while rotating to accommodate, within limits, undesirable effects caused by axial misalignment, shaft end movement, and vibration between connected members. This kind of couplings can also be further divided into many other types. For instance, three are universal couplings, bellows couplings, disc couplings, jaw coupling, and gear couplings, etc. Taking the bellows coupling as a specific example, this coupling consists of a one-piece flexing element with end hubs which provides both the low windup and low side thrust. It has a wide range of usage which is from light industrial power transmission applications to instrumentation. When in the light industries, it can be applied to connect step motors and servo motors to encoders and tachometers.

Like many other mechanical components, different types of couplings all need maintenance. Generally, it is rather simple to maintain the coupling. You just need to do a regularly scheduled inspection of it. There are many aspects you can refer to. For example, you should clean them regularly. And if the coupling is lubricated, you have to check and change the lubricant regularly. Although you may do quite well on the maintenance of couplings, they can still fail sometimes. The failure may be coursed by improper installation, excessive misalignment, and poor coupling selection, and so on. In order to improve coupling service life, you should try your best to prevent it prior to its failure.

Sahara Engineers is leading Gear Coupling Manufacturer in Ahmedabad and Gear Couplings Supplier in India provides the Latest and Modern Engineering Machinery. For any queries & inquiries, Call +91-9825047355

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Location: Plot No 1512 Phase, 3, Phase I, GIDC Vatwa, Ahmedabad, Gujarat 382445, India

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