Metal material polishing device for machining

The utility model relates to the technical field of metal material polishing devices for machining, and discloses a metal material polishing device for machining, which comprises an operation table, an air suction device, a polisher and fixators, a telescopic column A is arranged at the bottom of the operation table, and the fixators are arranged on the surface of the operation table close to the edges of the two sides. An air suction device is arranged at the position, close to the center, of the fixator. The polishing device is reasonable in structure, the air suction device, the polisher and the fixator are placed on the surface of the operating table through supporting of the operating table and the telescopic column A and matched together so that polishing can be conducted more easily and better, then the air suction device is opened, dust and metal chippings generated in the polishing process can be effectively sucked into the air suction device, and the polishing effect is better. The polishing environ