Polishing machine for removing oxide skin on surface of non-ferrous metal alloy

The utility model belongs to the field of non-ferrous metal alloy surface polishing, and particularly relates to a polishing machine for removing oxide skin on the non-ferrous metal alloy surface, which comprises a workbench, a second driving motor and a first driving motor, the output end of the first driving motor penetrates through the outer cover plate and is fixedly connected with a polishing roller, a plurality of auxiliary assemblies are fixedly connected to the lower portion of the rear plate wall of the outer cover plate, a polishing assembly is fixedly connected to the right portion of the front end of the outer cover plate, and an outlet and an inlet are formed in the lower portion of the left end and the lower portion of the right end of the outer cover plate correspondingly. The left end of the outer cover plate is fixedly connected with a control plate. According to the polishing machine for removing the oxide skin on the surface of the non-ferrous metal alloy, the polishing assembly is arranged