2013年9月4日星期三

In shutdown, how to check of rolling bearings



Periodically check the Backing bearings seal is a very important step. Optimal inspection time is arranged in a regular stop check period.
First, the importance of a clean bearings:
A check is required prior to clean the surface of the machine, and then remove the bearing surrounding parts.
2, the seal is very fragile parts, so need to be careful disassembly, do not use excessive force.
3, then carefully check the seal and the surrounding parts, if you have shown adverse symptoms, be sure to replace the lost, poor seal will lead to Tapered roller bearings damage and lead to equipment downtime.
Second, check the lubricant
Stained point lubricant friction between two fingers, if contaminants can feel it, or coated with a thin layer on the back of the hand lubricant and seal-ray.

using oil lubrication, especially the use of circulating oil lubrication, oil mist lubrication and injection lubrication, the lubricant inside the bearing can take away most of frictional heat, serve as an effective heat sink.

2 in the rolling surface contact with each other or the two form a film between the sliding surfaces of the second surface spaced from the contact surface to reduce friction and wear.


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