Carton sealing machine

Carton sealing machine, the carton sealing machine comprises a conveying mechanism, a rack, an upper pressing assembly, a side pressing assembly and a carton sealing assembly. The conveying mechanismcomprises a sliding rail and a transmission roller. The rack is composed of a vertical frame and a transverse frame. The vertical frame is provided with a through groove in the vertical direction. Screw holes are formed in the transverse frame corresponding to the through grooves; the upper pressing assembly, the side pressing assembly and the box sealing assembly are installed on the transverse frame. The upper pressing assembly comprises two upper pressing rollers and a pressing plate, the box sealing assembly comprises a fixed base and a movable connecting rod, the fixed base is fixed abovethe transverse frame, the movable connecting rod is hinged to the transverse frame, the movable connecting rod and the transverse frame are further connected with the two ends of a spring respectively, and a baffle and a cutt