Upper and lower die device of polyurethane casting machine

The utility model discloses an upper and lower die device of a polyurethane casting machine, which comprises a mounting frame, a hydraulic cylinder is fixedly connected to the top end of the mounting frame, an upper die body is arranged at the top end in the mounting frame, a lower die body is arranged at the bottom end in the mounting frame, and a mounting seat is fixedly connected to the bottom end in the mounting frame. According to the upper and lower die device of the polyurethane casting machine, by arranging limiting columns, limiting grooves, T-shaped side plates, an upper die body, a lower die body and through holes, when the device runs, a hydraulic cylinder at the top end of a mounting frame is started to drive the upper die body to move through a connecting plate, and the T-shaped side plates on the two sides are driven to move while the upper die body moves; through holes formed in the top ends of the T-shaped side plates are attached to the outer portions of the limiting columns, the upper die b