When using the double cone mixer, the maintenance procedures should be formulated. In addition to the general equipment maintenance rules, the following items must be noted: 1. After the initial operation of the double cone mixer for 10 hours, it should be fully inspected. If necessary, the joints must be tightened once. 2. After the first operation of the double-cone mixer for 10 hours, check the tension of the V-belt. When tightening the V-belt evenly after adjusting the tightening screw, tighten the locking bolts of the motor seat plate to prevent loosening. 3. All parts of the double-cone mixer should be kept clean, especially the inner wall of the mixing container and the refueling hole in the discharge hole should be cleaned. The equipment should be coated with anti-rust grease for the inner wall and the discharge part for a long time. 4. The double cone mixer should be inspected frequently, and it should be repaired and replaced in time when the damaged parts are damaged. 5. The double cone mixer should be inspected regularly, especially the heater, and the damage should be replaced in time.