Be used for as cast atmospheric pressure supercharging device of wheel hub

The utility model provides a be used for as cast atmospheric pressure supercharging device of wheel hub, include: air plenum branch road, air plenum branch road include gas holder, air plenum pipe andthe pressurization control unit that admits air, and the gas holder is used for storing and providing compressed gas, admit air the pressurization control unit connection on the air plenum pipe, fluid storing bucket, fluid storing bucket install on the last mould of casting mould, form wheel hub casting die cavity in the casting mould, form the metal liquid apotheca that is linked together with wheel hub casting die cavity between fluid storing bucket and the casting mould, metal liquid apotheca is connected through the air plenum pipe with the gas holder, exhaust pressure release branch road, exhaust pressure release branch road is close to fluid storing bucket's no. 1 and serves including exhaust pressure release pipe and exhaust pressure release the control unit, exhaust pressure release union coupling on the