The operator of the calcite grinder milling plant shall regularly carry out preventive inspection on the transmission part.In the inspection process, it is particularly necessary to pay attention to the longitudinal and transverse clearance of the bearing to ensure that the spacing meets the requirements, and it is also necessary to add lubricating oil in time to avoid serious wear; Check the bearing support every week and add lubricating oil in time; Observe the operation of calcite grinder milling plant.If there are abnormal conditions, stop the operation and conduct system inspection to avoid greater accidents. Too high bearing temperature of calcite grinder milling plant is also a common fault of calcite grinder milling plant in use.