The utility model discloses an automatic scraps of paper deviation correcting device of cartoning machine, including the frame, still including being used for carrying the conveying mechanism of the scraps of paper and the mechanism of rectifying, conveying mechanism and rectify the mechanism and all install in the frame, be equipped with a station that stops that is used for stopping the scraps of paper on conveying mechanism's the direction of delivery, it includes separation blade and actuating mechanism to rectify the mechanism, and the separation blade is located block the station, actuating mechanism is used for driving the separation blade and blocks the station motion towards being close to or keeping away from, the separation blade is used for blockking the scraps of paper when blockking the station towards being close to. The utility model discloses an automatic scraps of paper deviation correcting device of cartoning machine, the incline condition can not take place for itsscraps of paper that can make the transport, simultaneously still can make the scraps of paper export smoothly, the going on of the subsequent handling of being convenient for.