Lampshade base pressing die device with automatic cooling function

The utility model discloses a lampshade base pressing die device with an automatic cooling function, which comprises an air cavity and is characterized in that a cavity body is fixedly arranged at the lower end of the air cavity, air ports are arranged at the lower end of the air cavity, a plug body is movably connected in the cavity body, a supporting column is fixedly arranged at the lower end of the plug body, and a plurality of air holes are arranged at the lower end of the supporting column. A pressing head is fixedly installed at the lower end of the supporting column, a base is fixedly installed below the pressing head, a pressing groove and a starting air cavity are formed in the upper end of the base, a water pipe is fixedly installed at the lower end of the pressing groove, a water tank is fixedly installed at the end of the water pipe, and an air bag is fixedly installed on the lower side of the left end of the water tank. A dry ice groove is fixedly formed in the left end of the water tank, a push