Inner rim water cooling channel sealing structure of aluminum alloy hub mold

The utility model relates to an aluminum alloy hub die inner rim water-cooling channel sealing structure which comprises a lower die, an upper die is movably installed on the top of the lower die, a lower water-cooling channel is fixedly installed in the lower die, an upper water-cooling pipe movably connected with a lower water-cooling pipe is fixedly installed in the upper die, and a lower water-cooling channel is fixedly installed in the lower water-cooling pipe. A sealing mechanism movably connected with the lower water cooling pipe is fixedly installed at the bottom of the upper water cooling pipe and located at the bottom of the upper mold. According to the inner rim water cooling channel sealing structure of the aluminum alloy hub mold, the graphite gasket is arranged, the upper mold is placed on the top of the lower mold, the inner pipe enters the outer pipe along with the graphite gasket and is attached to the inner wall of the outer pipe, and meanwhile the fixing block enters the clamping groove in