Rice polishing machine with pretreatment device

The utility model relates to the technical field of rice processing, and discloses a rice polishing machine with a pretreatment device. The cylindrical feeding hopper is fixedly connected with the polishing machine body and communicates with the polishing machine body; the cylindrical feeding hopper is sleeved with the dust collection fixing block; the fixed sleeve block is fixedly connected with the ash collecting fixed block and is fixedly connected with the cylindrical feeding hopper through a screw; and the ash discharging pipe is fixedly connected with the front side of the ash collecting fixing block and communicates with the ash collecting fixing block. According to the rice polishing machine with the pretreatment device, a transmission mechanism is powered on to work to drive a dust collection mechanism to rotate, suction force is generated in a dust collection fixing block at the moment, dust in a cylindrical feeding hopper is sucked into the dust collection fixing block and discharged through a dust