Surface rust removal device for sheet metal part machining

The invention discloses a surface rust removal device for sheet metal part machining, and belongs to the technical field of metal rust removal, the surface rust removal device comprises a shell and a clamping mechanism arranged at the top of the shell, the clamping mechanism comprises a working assembly and a clamping assembly, the working assembly comprises a first motor, and the first motor is arranged at the top of the shell; one end of the first motor is fixedly connected with a bearing plate, one end of the first motor is fixedly connected with a threaded shaft, the outer wall of the threaded shaft is rotatably connected with a limiting plate, the outer wall of the threaded shaft is spirally connected with a fixing block, the clamping assembly comprises a clamping plate, and the top end of the fixing block is fixedly connected with the clamping plate. A sliding block is fixedly connected to the bottom of the clamping plate, a first motor fixed to the outer wall of the bearing plate works to drive a threa