Large composite material upper die split hot press molding mechanism

The utility model discloses a large composite material upper die split hot press forming mechanism which comprises a base and a lower beam installed on one side of the top end of the base, a lower die base plate is installed on the upper surface of the lower beam, four stand columns are fixed to the corner positions of the top end of the lower beam, and an upper beam is installed at the top ends of the four stand columns. Middle beams are installed on the surfaces of the stand columns below the upper beams in a sliding mode, hydraulic split mold closing mechanisms used for driving the middle beams to ascend and descend are installed at the top ends of the upper beams, supporting columns are installed at the corners of the bottom ends of the middle beams, and guide frames are installed at the bottom ends of the four middle beams. According to the utility model, the design of split and regional control is adopted, so that the forming quality and consistency of products can be better ensured, and the condition o