Anti-falling type stacker crane

The invention relates to an anti-falling type stacking machine in the technical field of stacking equipment. In order to solve the problem that articles fall off in the carrying process, the invention provides the anti-falling type stacker crane. Comprising a mechanical arm, the mechanical arm is fixedly connected with a mounting block, the mounting block is fixedly connected with fixing blocks distributed in a mirror image mode, sliding grooves distributed in a mirror image mode are formed in the lower portion of the mounting block, first sliding rods distributed in a mirror image mode are slidably connected into the sliding grooves of the mounting block, and the fixing blocks are matched with the corresponding first sliding rods; the first sliding rods are connected with sliding frames in a sliding mode, and the opposite sides of the sliding frames distributed in a mirror image mode are provided with suction cups distributed in a mirror image mode. Cartons stacked through negative pressure adsorption are su