Air ring structure of degradable film blowing machine

The utility model discloses an air ring structure of a degradable film blowing machine, which comprises an air ring, an air bellow and a die bin, a fixing plate is in threaded connection with the center of the top of the air ring, a center stabilizing rod is fixed at the center of the fixing plate in a threaded manner, and a film outlet is preset on the outer side of the center stabilizing rod. An outer air outlet communicated with the air ring is pre-formed in the fixing plate on the outer side of the film outlet, six air inlet pipes are evenly fixed to the periphery of the air ring through bolts, the bottom of the air ring is connected with an air bellow through a mold bin, and the air inlet pipes are connected with the air bellow through connecting pipes at the same time. The air ring structure of the degradable film blowing machine is ingenious in structural arrangement and reasonable in arrangement, air enters the air box from the air inlet bin, is subjected to uniform pressure division in the air box, t