High-quality die for producing and machining high-precision roundness aluminum alloy hub

The invention relates to the technical field of hub dies, in particular to a high-quality die for producing and processing high-precision roundness aluminum alloy hubs, which comprises a die plate and an upper die plate, a lower male die and an upper male die are respectively arranged on the lower die plate and the upper die plate, and a lower gas collecting groove and an upper gas collecting groove are respectively formed in the lower male die and the upper male die; a first female die and a second female die are arranged on the two sides between the lower male die and the upper male die respectively, and a cavity of the die is jointly formed between the lower male die and the upper male die and between the first female die and the second female die and used for containing a hub product. The inner sides of the first female die and the second female die are in a semi-circular ring shape, and the first female die and the second female die are provided with side gas collecting grooves through the inner sides of