Composite material thermal diaphragm forming tool and method

The invention discloses a composite material thermal diaphragm forming tool and method, and belongs to the field of aviation composite material forming. The core mold platform is located on the supporting frame, the left half mold and the right half mold are arranged on the core mold platform side by side in the left-right direction, a plurality of positioning blocks are arranged on the lower portion between the left half mold and the right half mold, the positioning blocks and the left half mold are positioned and detachably and fixedly connected, and the right half mold is positioned through the positioning blocks; the right half die is locked and positioned through a plurality of locking blocks of the core die platform, and the two pressurizing cover plates are placed on the left half die and the right half die respectively and detachably connected with the left half die and the right half die in a fastening mode. The method comprises the following steps: preparing before a thermal diaphragm; a laminated p