Mixing device for dry mixing production of compound omeprazole

The utility model discloses a mixing device for dry mixing production of compound omeprazole, which comprises a box body, a cavity I and a cavity II are sequentially arranged in the box body from top to bottom, a motor is fixedly connected to the inner side wall of the cavity II, the output end of the motor extends into the cavity I, a rotating rod is arranged in the cavity I, and the output end of the rotating rod extends into the cavity II. The bottom end of the rotating rod is fixedly connected with the output end of the motor, a transmission rod is arranged between every two sets of stirring supporting rods, the transmission rods are rotationally connected with the outer side walls of the two sets of stirring supporting rods, and a plurality of sets of square screening boxes are fixedly connected to the periphery of the outer side wall of each transmission rod. The stirring supporting rod is driven to rotate by starting the motor, and the square screening box is synchronously driven to turn over in the ro