Causes of rolling bearing heating and its elimination
(1) Reason: Low bearing accuracy
Method: Select the bearing with the specified accuracy level.
(2) Reason: The spindle is bent or the hole of the box is different.
Method: Repair the spindle or cabinet.
(3) Reason: the belt is too tight
Method: Adjust the belt to make it elastic.
(4) Reason: poor lubrication
Method: Select the lubricating material of the specified grade and clean it properly.
(5) Reason: low assembly quality
Method: Improve assembly quality.
(6) Reason: bearing inner casing running circle
Method: Replace the bearing and associated wear parts.
(7) The axial force is too large
Method: Clean and adjust the clearance of the seal ring between 0.2 and 0.3mm, correct the balance of the impeller and verify the static balance.
(8) Bearing damage
Method: Replace the bearing.
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