Soybean threshing and impurity removing equipment

The utility model discloses soybean threshing and impurity removing equipment, which relates to the technical field of soybean threshing and comprises a rack and a feed hopper, the feed hopper is arranged at the top end of the rack, a strip-shaped through hole is formed in the bottom end of the feed hopper, and a plurality of reinforcing plates with different heights are further arranged on the rack; the supporting frame is fixedly arranged at the bottom end of the rack; the air supply assembly is fixedly arranged on the inner side of the rack and is adjacent to the feeding hopper; the separating screen is movably arranged on the inner side of the rack and is positioned below the feeding hopper; the driving device is arranged on the supporting frame, the output end of the driving device is connected with the bottom end of the separating screen, and the driving device is used for achieving vibration of the separating screen; and the collecting box is placed on the inner side of the rack. According to the soybe