Light stacker crane

The utility model discloses a light stacker crane. Comprising a material suction rod, a stacking debugging mechanism for controlling the material suction rod to conduct position debugging, a material input mechanism for conveying materials, a box conveying mechanism for inputting and outputting boxes, a box lifting mechanism for conducting high-low transfer of the boxes during lifting, four material suction heads and a material suction debugging mechanism for controlling the material suction heads to conduct position debugging. According to the utility model, the suction rods and the stacking debugging mechanism which are arranged on the conveying line are matched to complete the suction and transfer of materials by the suction rods, and the box lifting mechanism is used for realizing the correspondence of the box and the input line or the output line; on the other hand, after cone cotton is cut into rectangular cotton pieces, the four suction heads are used for sucking the rectangular cotton pieces correspon