Impurity removing and screening equipment for rice seeds

The invention is suitable for the field of seed screening, and provides impurity removing and screening equipment for rice seeds, which comprises a box body, a vibration unit and an impurity removing and guiding unit, a feeding pipeline is arranged on one side of the box body, the vibration unit is arranged on one side of the feeding pipeline on the box body, the impurity removing and guiding unit is fixed to the vibration unit and is obliquely arranged, an opening water tank, a bent pipe fitting, a communicating pipe fitting and a drying and discharging unit are arranged in the box body, the opening water tank is fixed in the box body, a water supplementing pipe is arranged on the side wall of the box body, one end of the bent pipe fitting is connected to the bottom of the opening water tank, the other end of the bent pipe fitting communicates with the water supplementing pipe, the height of the joint of the bent pipe fitting and the water supplementing pipe is larger than that of the top of the open water t