Tire screw quick assembling, disassembling and replacing device

The utility model relates to a replacing device, in particular to a quick assembling, disassembling and replacing device for a tire screw. The utility model provides a tire screw quick assembling, disassembling and replacing device which is time-saving, labor-saving and high in working efficiency. The tire screw quick assembling, disassembling and replacing device comprises a protective shell, a connecting plate is connected to the front portion of the inner side of the protective shell, five circular through holes are evenly formed in the connecting plate at intervals, and the five circular through holes are annularly distributed; the mounting plate is welded to the front portion of the inner side of the protective shell and located on the rear side of the connecting plate; the motor capable of serving as driving force is mounted in the middle of the mounting plate; the front end of the output shaft of the motor is connected with the rotating shaft through a coupler. A worker controls the protective shell to