Automatic residue removal device for sewage

The utility model discloses an automatic deslagging device for sewage, which comprises a box body, the right side of the box body is fixedly connected with a shell, the left side of the inner cavity of the box body is fixedly connected with a filter frame, the right end of the filter frame penetrates to the inner cavity of the shell, and the left side of the box body is fixedly connected with a first motor; and the output end of the first motor is fixedly connected with a rotating shaft. Through cooperative use of the box body, the shell, the filter frame, the first motor, the rotating shaft, the spiral blade, a second motor, a transmission rod, a crushing cutter, a baffle block, a filter plate, a driving box, a third motor, a screw rod, a threaded sleeve, a supporting rod and an extrusion plate, the problem that in the prior art, in actual use, a sewage slag removal device can only simply filter slag materials, so that the slag materials cannot be easily filtered is solved. The problems that liquid in the sl