Aviation composite material flat plate forming tool

The utility model relates to the technical field of aviation composite material forming, and discloses an aviation composite material flat plate forming tool which comprises a base, a supporting frame is fixedly installed on the wall face of the top of the base, a positioning hole is formed in the wall face of the top of the base, an extrusion device is arranged in the supporting frame, a forming device is arranged in the positioning hole, and the extrusion device is connected with the forming device. And the extrusion device comprises a hydraulic rod, the hydraulic rod is fixedly installed on the top wall face in the supporting frame, a cover plate is fixedly installed on the bottom wall face of the hydraulic rod, a pressing plate is fixedly installed on the bottom wall face of the cover plate, the cover plate and the pressing plate are installed together to form a convex shape, and a heating device is fixedly installed on the top wall face of the pressing plate. According to the utility model, the cover pla