The invention discloses a rapid stirring device for a dental cast raw material for the medical stomatology department. The structure of the device comprises a controller, a body, triangular fasteningblocks, hydraulic rods, a supporting seat, universal wheels, a connecting rod, a pedestal, a jack, a pushing hand rack, a supporting plate, a stirring blade, a stirring container, a stirring rod and afirst motor, the bottom surface of the body is fixedly connected with the top surface of the pedestal, the body and the pedestal form a U-shaped structure, a controller electrically connected with the body is arranged on one side surface of the body, and the first motor is vertically fixed on the top surface of the body. A positive and negative rotation mechanism is arranged in the body of the rapid stirring device for the dental cast raw material for the medical stomatology department, and has a positive and negative stirring function, so the dental cast raw material can be cyclically alternately stirred in a positive and negative direction in the stirring process to achieve a good stirring effect, thereby the raw material is fully stirred, and the quality of a dental cast is guaranteed.