2014年9月14日星期日

high speed bearing Judgment bearing will use again

Judgment bearing will use again, to high speed bearing damage degree, the machine performance, importance, operating conditions, crane bearing such as checking cycle later decided. Check the results, if it is found that the bearing damage and abnormal situation, hurt a section to find out the reason, countermeasures. In addition, the inspection results, if there are some defects in it, the bearing can not be used, need to replace new bearing.
A. inner and outer ring, rolling body cage, in which any cracks and debris.
B. inner and outer ring, Single Row Ball Slewing Bearing rolling body which any split.
C. raceway, rib, rolling card significantly hurt.
D. retainer wear or loosen rivets.
E. raceway surface, rolling rust and bruises.
F. surface of rolling, rolling a significant indentation and trace.
A creep of G. inner diameter of surface or outer diameter.
H. thermal slewing rings discoloration.
I. grease sealed bearings seals and shields to serious damage.

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