Cause analysis:
1, gear wear is serious.
2, gear meshing gear, beating the large deviation.
3, gear processing accuracy does not meet the requirements.
4, the big gear fixed bolt or connection bolt loose.
5, bearing wear serious.
6, bearing seat connection bolt loose.
7, bearing installation is not.
ball mill.jpg
Treatment method:

Stop check, for the failure of the specific circumstances, take corresponding measures to be excluded, repair, adjust or replace the gear; repair, spotting bearing; adjustable bearing, tighten all the bolts.