The inspection work before the debugging of the vertical roller mill is required to be meticulous and keep the equipment in good condition. The details are as follows: the sector block and bearing bush of the lower bearing seat should be aligned with the center line;

The large gear and the pinion should be aligned according to the instructions. The sector block of the lower bearing seat, the bottom plate of the pinion, the bottom frame of the main gear and the bottom frame of the motor are completely grouted, and the grouting strength meets the design strength requirements.

All anchor bolts, connecting bolts and main gear pressing bolts should be tightened. The fixing bolts of the large gear should be tightened according to the specified torque. The bearing bush should be installed on the fan-shaped block of the bearing seat according to the rotation direction of the vertical roller mill;

The bearing bush should be corrected according to the axial guide ring;

The bearing seat seal is installed correctly, and the joint point is sealed with sealant. All lubricating points of the vertical roller mill are given sufficient amount according to the lubrication requirements;