Rapid molding plastic part processing mold

The utility model discloses a machining mold for quickly forming a plastic part, and relates to the technical field of plastic part machining. A lower die is arranged at the top of the machining table, a heat dissipation cavity is formed in the bottom of the machining table below the lower die, heat conducting fins are fixed to the top of the heat dissipation cavity side by side, a mounting plate is fixed to the bottom of the machining table below the heat dissipation cavity through screws, and a heat dissipation fan is fixed to the mounting plate through screws. A fixing frame is fixed to the top of the machining table, an air cylinder is fixedly connected to the top of the fixing frame, an upper mold is fixedly connected to the telescopic end of the air cylinder, and cooling fins are fixed to the front face and the back face of the upper mold side by side. Heat dissipation of the lower mold can be accelerated through the arranged heat conducting fins, the heat dissipation cavity and the heat dissipation fan