Sanding structure of aluminum material

The utility model discloses a sanding structure of an aluminum material. The sanding device comprises a mechanical arm, clamping plates and sanding cutters, the mechanical arm and the sanding cuttersare both arranged between the two clamping plates, the mechanical arm is fixedly connected with the clamping plates, a rotating shaft is arranged at one end of each sanding cutter, a bearing seat usedfor installing the rotating shaft is arranged on each clamping plate, and the bearing seat is provided with a bearing seat used for installing the rotating shaft. Wherein the sanding knife is arranged on the clamping plate through the matching of the rotating shaft and the bearing seat, the other end of the sanding knife is provided with a knife head, and the knife head is provided with a sandingroller. The sanding device has the beneficial effects that the existing surface treatment is replaced by the point treatment of the tool bit, so that the sanding device can meet the curved surface sanding operation of the alum