Rotary multi-station aluminum alloy low-pressure casting equipment and metal casting method

The invention relates to the technical field of metal casting, in particular to rotary multi-station aluminum alloy low-pressure casting equipment and a metal casting method.The rotary multi-station aluminum alloy low-pressure casting equipment comprises a base, an electric furnace, a support and a mold frame, the electric furnace is arranged on the base, the support is arranged on the base, and the mold frame is arranged on the support; according to the aluminum alloy hot melting device, the two or more electric furnaces are arranged to conduct hot melting on aluminum alloy at the same time, and the two or more mold arms are arranged to be matched with the electric furnaces to work at the same time; the used electric furnace is subjected to raw material filling and heating deslagging and degassing at the same time, then after the other electric furnace is used, hot melt can be matched with the other mold arm for low-pressure casting, the casting equipment can continuously conduct casting by repeating the pro