Must remember the key points of idler roller accessories installation. The idler roller accessories are effective in order to play its own value. Idler roller accessories SKF bearing during cooling in the width direction has also contracted, so the installation should apply some pressure to the inner shoulder pressing, and after cooling with thin feeler test for detection, whether there is a gap between the inner ring end face and bearing shoulder. Found to achieve the required heating temperature, it should be installed as soon as possible, so as to avoid cooling and installation difficulties. The heating temperature should be controlled, high temperature of SKF bearing damage, the temperature is too low then ring expansion is insufficient, the effect is not significant. The thermal expansion of the inner diameter of the inner diameter of the inner ring, which is obtained from the temperature in the small control, 1000 to 80 degrees Celsius, is sufficient for the SKF bearing with a general surplus amount.

The impact to the idler roller caused by external environment on accessories is great, according to the actual choice of the appropriate idler roller accessories; according to the production of idler roller to choose the appropriate idler roller accessories. Such as nylon idler roller, the application of what kind of accessories, as well as rubber idler roller should choose what kind of accessories; production process is the choice of accessories should be noted in a large area.