Rice stoning machine

The utility model discloses a rice stoning machine which comprises a shell, a feeding pipe is installed at one end of the top of the shell, an air outlet can be formed in the other end of the top of the shell, a discharging opening is formed in the other end of the bottom of the shell, a fish scale sieve plate is installed in the shell and connected with a vibrator, a stone outlet is formed in one end of the fish scale sieve plate, and the discharging opening is formed in the other end of the fish scale sieve plate. A rotating shaft penetrates through the feeding pipe, the rotating shaft is connected with a rotating device, a plurality of quantitative fan blades are evenly fixed to the rotating shaft in the circumferential direction, and a quantitative hopper is defined by the adjacent quantitative fan blades and the inner wall of the feeding pipe; an air amplifier is installed at the air outlet and connected with a dust collecting cloth bag through a communicating pipe. According to the feeding device, rice