Air cooling device for columnar forge piece

The utility model relates to an air cooling device for a cylindrical forge piece, which comprises an air cooling mechanism for placing the cylindrical forge piece and an air blower for providing coldair for the cylindrical forge piece on the air cooling mechanism, and the air cooling mechanism comprises a support frame and an air cooling cylinder horizontally arranged on the support frame. One end of the air cooling cylinder is hinged to an end cover matched with an end opening of the air cooling cylinder, and the other end of the air cooling cylinder is provided with an air inlet blind window matched with the end opening. The air inlet shutter comprises a circular frame and a pull rod which are matched with the air cooling cylinder, a plurality of horizontally-arranged shutter shafts arefixed in the circular frame, shutters extending in the axial direction of the shutter shafts are installed on the shutter shafts, and the two ends of each shutter shaft are supported on side frames of the circular frame; the