Automatic carton carrying device of industrial robot

The automatic carton carrying device of the industrial robot comprises a shell and a robot base, the shell is fixedly installed at the top of the robot base, movable cavities are transversely formed in the bottoms of the two sides of the shell respectively, a cross rod is arranged between the sides of the interiors of the movable cavities, a lifting rod is arranged outside the cross rod, and the lifting rod is connected with the shell. A transverse groove is formed between the two sides of the bottom end of the rear portion of the shell, and a dust collecting box is fixedly installed at the top of the shell. According to the automatic carton carrying device of the industrial robot, two sets of limiting grooves are formed in the two sides of the shell correspondingly, pull rods are pulled along the limiting grooves, locking and fixing are conducted through first bolts after the positions of movable brush cylinders on the inner sides of the pull rods are adjusted, and after a carton is contained in the shell, t