In the mill equipment, the production investment cost of Raymond mill is low. The three-dimensional structure saves the area of the production line. Similar to the design principle of vertical mill, Raymond mill can form an independent production system from rough processing of raw materials to conveying to powder making and post-packaging. The difficulty of manual work is low, and centralized control is adopted in electrical system to improve production efficiency. Do the following six aspects of Raymond grinding maintenance tips, can effectively extend the service life of equipment: (1) Start-up preparation should ensure that the cylinder pressure entering the mill is stable and maintain a certain load. (2) Appropriate adjustment of feed structure and adjustment of the position of limit screw according to actual production conditions are suggested to ensure the relative stability of mill workflow. (3) Ensure uniform feeding and avoid blocking. (4) Attention should be paid to wh...