Pneumatic type film perforating device of laminating machine

The utility model discloses a pneumatic type film perforating device of laminating machine, including punching sword (1), slider (4), paper feed roller (9), left supporting seat (7) are equipped withto one side of slider, its opposite side is equipped with right supporting seat (11), the sword that punches dress on blade holder (2), the one end of this blade holder through lift cylinder (3) and left supporting seat link to each other, its other end dress links to each other on right supporting seat and with turning handle (6). The utility model discloses the interval of can automatically regulated punching sword and paper feed roller to accessible turning handle comes the punch contact force of sword and tectorial membrane paper of micro adjustment, and it is evenly unified to realize that the trace is torn to paper film after the suppression, is convenient for tear and draws, and adjust conveniently, can make it to match with the paper marginal facies according to the size of production paper adjust the slid