Automatic material cleaning device for inner wall of sintering mixer

The utility model relates to the technical field of sintering mixing machines, and discloses an automatic material cleaning device for the inner wall of a sintering mixing machine, which comprises a shaft, a cleaning rod is arranged on the outer wall of one side of the shaft and is used for loosening adhered materials on the inner wall of the mixing machine, a knocking rod is arranged outside the cleaning rod, and the knocking rod is used for knocking materials on the inner wall of the mixing machine. The knocking rod is used for loosening sticky materials on the inner wall of the mixing machine, a movable rod is installed on the inner wall of one side of the knocking rod, a sliding sleeve is installed on the outer wall of one side of the movable rod, and the inner wall of the sliding sleeve is connected with the outer wall of the sweeping rod, so that the sliding sleeve can obtain supporting force provided by the sweeping rod; the sliding sleeve is arranged on the outer wall of the sweeping rod in a sleeving