Box opening device for tobacco packaging

The utility model discloses a box opening device for tobacco packaging, which comprises an input shaft for receiving rotation; the at least one rotating cam is arranged on the input shaft in a sleeving manner and rotates along with the input shaft; one end of the driving mechanism is connected with the rotating cam, and the rotating cam rotates to drive the driving mechanism to do reciprocating motion; the suction cup mechanism is arranged at the other end of the driving mechanism and moves along with the driving mechanism to adsorb the tobacco packaging box and complete the box opening action, the driving mechanism is driven to periodically change through rotation of a rotating cam, then periodic rotation of the suction cup mechanism is achieved, the adsorption and uncovering actions are completed, and the suction cup mechanism is more attached to the box opening angle of the tobacco packaging box. And the refinement degree is high. 本实用新型公开了一种烟草包装用开盒装置，包括：输入轴，其用于接收旋转动；至少一个旋转凸轮，其套设在所述输入轴上，并随所述输入轴旋转；至少一个驱动机构，其