Drawing tool

The utility model relates to the technical field of crushers, in particular to a drawing tool. The drawing tool is used for drawing a long shaft of the crusher and mainly comprises a first sleeve assembly, a movable assembly, a drawing assembly and a driving device. The end of the first sleeve assembly abuts against the plane where the end face of the long shaft is located, and a first inner cavity is formed in the first sleeve assembly. The movable assembly is arranged in the first inner cavity of the first sleeve assembly, at least part of the movable assembly abuts against the inner wall of the first inner cavity, and the movable assembly is sealed in the first inner cavity. One end of the drawing assembly sleeves the movable assembly, the other end of the drawing assembly is connected with the long shaft, the driving device communicates with the first inner cavity, and the driving device can apply pressure to the first inner cavity so as to drive the movable assembly to move in the direction away from the