Plastic bag sealing device for popcorn packaging production

The utility model discloses a plastic bag sealing device for popcorn packaging production, which belongs to the field of plastic bag packaging and comprises a rack, a conveying belt is rotatably mounted in the rack, a plurality of cantilevers are distributed on two sides in the conveying belt along a horizontal array, supporting wheels are rotatably mounted at the lower ends of the cantilevers, a belt is sleeved on the outer sides of the supporting wheels, and the conveying belt is connected with the conveying belt. An air suction mechanism is arranged on one side of the machine frame, sealing and pressing mechanisms are arranged on the two sides of the outer portion of the machine frame, the inner side of the conveying belt and the upper end of the cantilever are fixedly connected through bolts, a plurality of screw holes matched with the bolts are further formed in the inner side of the conveying belt, and the air suction mechanism comprises an air pump arranged on one side of the machine frame. An air suct