Quick dismounting device for bulking cavity

The utility model relates to the technical field of feed production equipment, and discloses a quick dismounting device for a puffing cavity, which comprises a frame body, a jacking mechanism arranged on the frame body and used for jacking a screw of the puffing cavity, a connecting piece used for connecting a hoop on the puffing cavity, and a lifting piece used for adjusting the height of the jacking mechanism and the height of the connecting piece, the position of the connecting piece connected with the lifting piece can be adjusted left and right so as to meet the requirement that the connecting piece is connected with all hoops on the bulking cavity; and when the ejection mechanism ejects the bulking cavity screw, the connecting piece pulls the hoop on the bulking cavity, so that the hoop drives the bulking cavity to be separated from the bulking cavity screw. According to the utility model, not only can the dismounting requirements of bulking cavities with different heights be met, but also a plurality o