Air atomizing nozzle for aluminum alloy forging

The invention discloses an air atomizing nozzle for aluminum alloy forging. The air atomizing nozzle is characterized by comprising a nozzle body, a nozzle base and an atomizing cover; a mounting cavity is formed in the nozzle base, the mounting part of the nozzle is fixedly mounted in the mounting cavity to form a liquid inlet cavity, a liquid inlet channel is formed in the nozzle base, and a liquid outlet of the liquid inlet channel is communicated with the liquid inlet cavity; the nozzle is provided with a vertically-through spraying channel, the inner diameter of a spraying section of the spraying channel is gradually reduced from top to bottom, a guide-in section of the spraying channel is communicated with the liquid inlet cavity, a plurality of rotary runners are arranged on the side portion of the spraying part at intervals, and the tops of the rotary runners are communicated with the spraying section; a mounting seat is arranged on the nozzle base, the atomizing cover sleeves the spraying part and is