The cause of rolling bearing heating and its elimination method
(1) reason: low bearing accuracy
Method: select the bearing with specified precision grade.
(2) reason: the spindle is bent or the box hole is different
Method: repair spindle or box.
(3) reason: the belt is too tight
Method: adjust the belt to fit properly.
(4) reason: poor lubrication
Method: select the specified lubrication material and clean it properly.
(5) reason: low assembly quality
Methods: to improve the assembly quality.
(6) reason: the inner shell of the bearing runs laps
Method: replace the bearing and related wear parts.
(7) too much axial force
Methods: clean and adjust the clearance of sealing ring between 0.2 and 0.3mm, correct the impeller balance hole diameter and verify the static balance value.
(8) bearing damage
Method: replace the bearing.