Vertical roller mill

The utility model discloses a vertical roller mill. A feeding hole allowing materials to enter is formed in the side part of the shell; a discharge hole for discharging ground materials is formed in the top of the shell; a first pivot shaft of the first transmission device is embedded into the bottom of the shell; a millstone supporting plate in the shell is driven to rotate; the top of the millstone supporting plate is connected with a millstone for bearing materials; the end of a second pivot shaft of the second transmission device sequentially penetrates through the grinding disc supportingplate and a through hole in the center of the grinding disc in the vertical direction. The rotating disc is driven to rotate, the edge of the rotating disc is connected with a plurality of grinding rollers; the multiple grinding rollers are arranged in the vertical direction. The second pivot shafts are distributed at equal angles by taking the second pivot shafts as rotating centers; an air guide device is arranged in t