The utility model relates to a processing machine tool for agricultural products, in particular to a drum stirring type cleaning machine which comprises a support and is provided with a plurality of groups of groove-shaped rolling wheels, wherein a cylinder body is mounted on the plurality of the groups of groove-shaped rolling wheels, an end plate is arranged at the right end of the cylinder body, a feed hopper is arranged on the end plate, a discharge port is arranged at the other end of the cylinder body, and a water spray pipe is arranged above the discharge port; a plurality of annular rolling paths are further arranged on the outer circumferential surface of the cylinder body, and a trunk annular rolling path is matched and mounted on the plurality of groups of groove-shaped rolling wheels; a plurality of slag holes are further arranged on the outer circumferential surface of the cylinder body, a gear ring is further arranged on the outer circumferential surface of the cylinder body, which is positioned on one side of the hopper, a transmission chain is mounted on the gear ring, and the other end of the transmission chain is connected with a speed adjusting motor; and the drum stirring type cleaning machine is characterized in that a plurality of friction piles and a plurality of spatulas are arranged on the inner circumferential surface of the cylinder body. The drum stirring type cleaning machine can solve the problems of weak friction force for rolling cleaning raw materials, poor cleaning quality and low working efficiency of a drum type cleaning machine, and is mainly used for transforming the processing machine tool for the agricultural products, such as sweet potatoes.