Filter residue lifting device

The utility model relates to the technical field of lifting devices, and discloses a filter residue lifting device which comprises a base, the top of the base is fixedly connected with a supporting block, the interior of the supporting block is fixedly connected with a motor, the output end of the motor is fixedly connected with a threaded rod, and the outer side of the threaded rod is in threaded connection with a lifting block. A lifting block is fixedly connected to the top of the base, a filter screen is fixedly connected to the bottom of the lifting block, two bearing blocks are fixedly connected to the top of the base, rotating shafts are rotatably connected to the interiors of the two bearing blocks, and rolling wheels are fixedly connected to the outer sides of the rotating shafts. The filter residue lifting device has the advantages of being good in lifting effect and the like, and solves the problems that sewage generated by marble polishing contains marble chippings which can be used for synthesizi