Raymond mill grinding device

The utility model discloses a grinding device of a Raymond mill. Grinding box, the upper end of the grinding box is fixedly mounted on a pretreatment box; a hopper is arranged on the upper surface ofthe pretreatment box; a material collecting box is fixedly mounted at the lower end of the grinding box; a grinding wheel is arranged in the middle of the bottom end in the grinding box; a fixed millis fixedly mounted on the inner side wall of the grinding box; and a first belt wheel is fixedly mounted at the lower end of the grinding wheel through a rotating shaft, the first belt wheel is located in the material collecting box, a discharging hole is formed in the position, making contact with the material collecting box, of the grinding box, a bottom plate is fixedly mounted at the lower endof the material collecting box, and a second motor is arranged on the upper surface of the bottom plate. According to the grinding device of the Raymond mill, the grinding efficiency can be improved,the grinding effect can be