The reason for the heating of the moving bearing and…
The cause of heating of rolling bearing and its elimination method
(1) Reason: Low bearing accuracy
Method: Choose bearings with specified accuracy grades.
(2) Reason: The spindle is bent or the box hole is not concentric
Method: Repair the spindle or box.
(3) Reason: The belt is too tight
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Method: Adjust the belt to make it tight.
(4) Reason: Poor lubrication
Method: Choose lubricating materials of specified grades and clean them appropriately.
(5) Reason: Low assembly quality
Method: Improve assembly quality.
(6) Reason: the bearing inner and outer shell running circle
Method: Replace the bearing and related wear parts.
(7) The axial force is too large
Method: Clean and adjust the gap between the seal ring and the gap between 0.2～0.3mm, correct the diameter of the impeller balance hole and check the static balance value.