Negative pressure distributor of carton make -up machine

The utility model discloses a negative pressure distributor of carton make -up machine, include the frame and locate push paperboard and a plurality of suction nozzle in the frame, push paperboard can move in the frame, characterized by the last negative pressure distribution box that is equipped with of push paperboard, the die cavity has in the negative pressure distribution box, the suction nozzle through corresponding steel pipe with the die cavity intercommunication, just die cavity and negative pressure source intercommunication, the die cavity has a valve port be equipped with a carriage release lever that passes the die cavity in the die cavity be equipped with on the carriage release lever with the valve plug that the valve port corresponds, the carriage release lever passes tip behind the die cavity and is equipped with the spring, and be equipped with in the frame with the ejector pin that the carriage release lever corresponds. The utility model discloses the structure can realize various formula distribution of negative pressure, inhales paper and puts paper the suction nozzle and realized synchronism and uniformity, makes its structure when inhaling paper of this kind of carton make -up machine stable more and simple simultaneously.