Methods of bearing mounting

In this article, we will focus on the mounting of bearings and learn about the different methods of mounting bearings

What is mounting?

Mounting is the installation of a ball bearing into a shaft and housing.

Did you know? About 16% of all premature bearing failures are caused by a damaged fit. This is usually because maintenance technicians are not trained in the correct method or are unable to use the correct tools. Mounting methods can significantly affect bearing performance. Therefore, the process needs to be applied carefully to ensure they perform to their maximum potential.

Mounting Methods

1. Cold mounting

Machine's

Drive method

Oil injection method

2. Thermal inlay

Induction heater

Heating cabinets and electric heating plates

Before we delve into the bearing mounting process, it is important to understand a few basic terms.

interference fit: a fit in which the minimum diameter of the shaft should always be larger than the maximum size of the hole.

Bearing internal clearance: (radial and axial internal clearance) the distance that one bearing collar can move relative to another.

Before mounting

We recommend that you do some preparatory work before you start the mounting process. Here are the 2 steps you need to perform to make your job easier.

1. Before installation

Check the size and shape accuracy of the relevant components

Record the values in the report

2. Prepare the relevant components

Assemble all components needed for the installation

For a tight fit, apply a thin layer of light oil to the seat

For a loose fit, apply an anti-micro-movement agent to the bearing seats

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