Composite container bottom plate preparation assembly mold with straw as core layer

The utility model relates to the technical field of composite structure plate processing, and provides a composite container bottom plate preparation assembly die with straw as a core layer, which comprises a concentric-square-shaped upper flat plate, a concentric-square-shaped lower flat plate, a movable baffle device and a lifting adjusting device, and a plate paving space is formed in the center of the concentric-square-shaped upper flat plate and the center of the concentric-square-shaped lower flat plate. The movable baffle devices are installed on the front portion, the rear portion, the left portion and the right portion of the plate paving space, and the lifting adjusting device is installed between the concentric-square-shaped upper flat plate and the concentric-square-shaped lower flat plate. The movable baffle device comprises a top positioning baffle, a top push rod, a top movable control assembly and a top support. The utility model has the advantages that the movable baffle plate device is used