Disassembling tool

The utility model relates to the technical field of cigarette packaging machine maintenance, in particular to a disassembling tool which comprises a shell, a fixing frame and a force application piece. The shell is provided with a space used for containing a to-be-disassembled piece, an opening is formed in the side, facing the to-be-disassembled piece, of the space, the opening is suitable for fixedly installing the shell and the to-be-disassembled piece in the radial direction of the to-be-disassembled piece, and a first through hole is formed in the position, corresponding to a pin shaft of the to-be-disassembled piece, of at least one axial end face of the shell. The fixing frame is arranged on the axial end face of the shell, and a second through hole is formed in the position, corresponding to the first through hole, of the fixing frame. The force applying piece sequentially penetrates through the second through hole and the first through hole to abut against the pin shaft and apply acting force enablin