Perforating machine

The perforating machine comprises a bottom sleeve, a base, a pressing device and a guiding rule, a small hole is formed in the bottom sleeve, an insertion hole is formed in the base, and the pressing device comprises a supporting seat, a pressure spring, a torsion spring, a linkage shaft, a pressing plate, a first clamping ring, a spring, a positioning pin, a buckle, a second clamping ring, a punching needle, a rivet and a bayonet. The guiding rule is provided with a protruding point, an elastic block and a pull ring. The packaging box has the beneficial effects that by arranging the buckles and the bayonets, when the pressing plate is pressed downwards, the pressing plate is locked between the two sets of supporting seats, and the position fixation between the pressing plate and the supporting seats can be effectively guaranteed, so that the overall height during packaging can be reduced, the height of the packaging box is correspondingly reduced, the paper consumption is reduced, the cost is reduced, and th