Mining machinery maintenance is an extremely important regular work, it should be in close coordination with the operation and maintenance of the machine should be full-time personnel on duty checks.

(1) bearing. Mining machinery bearing shoulder the entire load of the machine, so good lubrication of the bearing life a great relationship, and it has a direct impact on the life of the machine and the operating rate, thus requiring the injection of oil must be clean, the seal must be good.

(2) a new installation of the rim prone to loosening must be checked frequently.

(3) pay attention to check the various parts of the machine is working properly.

(4) pay attention to check the degree of wear of the wear parts, pay attention to the replacement of worn parts.

(5) put the active device chassis plane should remove dust and other objects can cause encounter material that can not be broken activities bearing can not be moving to the chassis, resulting in a serious accident.

(6) bearing oil temperature rise should be immediately stopped to check the reason to eliminate them.

(7) The transmission gear in operation if it has impact sound should immediately stop checks and eliminate it.