Aviation structural part outer surface machining device

The utility model discloses an aeronautical structural member outer surface processing device which comprises a box body, a sliding rail and a base, the sliding rail is installed at the top of a grid plate, electric sliding blocks are installed on the periphery of the sliding rail, clamping frames are installed at the tops of the electric sliding blocks, and first motors are installed on the outer sides of the clamping frames. The inner sides of the first motors penetrate through the clamping frames to be provided with rotating rods, the inner sides of the rotating rods on the inner sides of the clamping frames are provided with clamping pieces, the top in the box body is provided with a second motor through an electric push rod, the bottom of the second motor is provided with a grinding disc, and the two sides in the box body are provided with spray heads through mounting frames. And a heating plate is mounted at the other end in the box body. The first motor drives the rotating rod to rotate after being ele