The invention relates to the technical field of grain processing, and discloses a rice shelling device. The rice shelling device comprises a rack, a water tank and a cleaning box, wherein the cleaning box is fixedly mounted on the rack; a first electromagnet is fixed on the top of the inside of the cleaning box; a feeding opening is formed in the upper part of the cleaning box; a discharging opening is formed in the bottom of the cleaning box; the inside of the discharging opening is hinged to a second electromagnet; a pressure plate is mounted on the second electromagnet; a first switch is arranged on a side wall of the discharging opening; a vibrator is fixed below the cleaning box; the water tank is fixedly mounted on the rack and is positioned on one side of the cleaning box; a solenoid valve which communicates with the cleaning box and can be controlled by a first switch is arranged on the water tank; a water outlet of the solenoid valve faces the cleaning box; a water inlet of the solenoid valve faces the water tank; the cleaning box is provided with a float switch and a U-shaped tube; the float switch can control the solenoid valve; the upper end of the U-shaped tube and the float switch are positioned on the same horizontal plane; and an obstruction net is arranged at the lower end of the U-shaped tube. Rice shelling is facilitated, nutrient elements of rice cannot be damaged, and rice shells and scrap iron can be sieved out.