Photosensitive drum with electromagnet

The utility model relates to the technical field of photosensitive drums, in particular to a photosensitive drum with an electromagnet, which adopts the technical scheme that the photosensitive drum comprises a photosensitive drum body, the electromagnet arranged in the photosensitive drum body, a gear arranged at one end of the photosensitive drum body, and a fixed ring fixedly arranged at one end, close to the gear, of the photosensitive drum body, square holes are evenly formed in the fixing ring in a communicating mode, square blocks are arranged in the square holes in a sliding mode, the square blocks are evenly distributed and fixedly installed on the side, close to the fixing ring, of the gear, limiting assemblies are evenly distributed and symmetrically arranged in the two ends of the square blocks in a sliding mode, and the ends, away from the centers of the square blocks, of the limiting assemblies are arranged in the fixing ring in a sliding mode; the elastic assembly is rotatably connected with th