Air drying machine is suitable for the special equipment that can remove the residual water drop on the surface of the package after sterilization and can be packed directly. The equipment is simple to operate, convenient to use, small in volume, high in net removal rate, and there is no scale pollution on the surface of the package. After water removal, it can be packed directly. The air dryer can work continuously. Only the sterilized products need to be input into the conveyor belt, and then the equipment can be packed and put into storage by strong flow wind drying. The traditional production process is simplified. The production efficiency is improved and the labor intensity of personnel is reduced.