Vertical mill device for cement processing

The utility model relates to the technical field of cement processing, in particular to a vertical mill device for cement processing, which comprises a vertical mill box, a screening mechanism is arranged above the center inside the vertical mill box, and a grinding mechanism is arranged inside the vertical mill box and below the screening mechanism; the screening mechanism comprises a connecting rod mounted on the inner wall of the vertical mill box, a fixing seat is mounted on the outer wall of the connecting rod, a rotating motor is mounted at the center of the bottom of the fixing seat, a rotating disc is mounted at the top end of an output shaft of the rotating motor and above the fixing seat, and a screening disc is movably connected to the interior of the rotating disc; by arranging the vertical mill box, the screening mechanism and the grinding mechanism, the problems that grinding is needed in cement processing at present, and due to the fact that large-size sundries such as stones are possibly conta