Screening device for rice variety breeding

The utility model relates to the technical field of rice breeding, in particular to a screening device for rice variety breeding, which comprises an equipment box body, a screen plate is arranged inside the equipment box body, a screen mesh is fixedly connected inside the screen plate, rotating shafts are fixedly connected to the front side and the rear side of the screen plate, and a positioning plate is fixedly connected to the front side of the screen plate. A positioning sliding groove is formed in the positioning plate, a positioning sliding block is slidably connected to the interior of the positioning sliding groove, a rotating plate is fixedly connected to the outer side of the positioning sliding block, an equipment shell is fixedly connected to the front side of the equipment box body, and a servo motor is fixedly installed in the equipment shell. The rice seed screening device has the advantages of reducing impurities in the seeds and improving the quality of the seeds, and solves the problems that