Method for sorting cargo using the automated guided vehicle

A method of sorting cargo using an automated guided vehicle having a plurality of carrier pockets, transporting a plurality of pieces of cargo loaded into the plurality of carrier pockets, and discharging the plurality of pieces of cargo to a plurality of destination chutes, the method comprising:

• recognizing the plurality of pieces of cargo by reading identifier information of the plurality of pieces of cargo supplied to the automated guided vehicle;
• assigning a location of a carrier pocket into which a recognized cargo is loaded among the plurality of carrier pockets in the automated guided vehicle and a location of the destination chute from which the carrier pocket discharges the cargo;
• loading the cargo into the location of the assigned carrier pocket;
• for consecutively supplied pieces of cargo thereafter, repeatedly performing identifier information recognition of the cargo, location assignment of the carrier pocket and the destination chute, and cargo loading sequentially;
• sequentially discharging the plurality of pieces of cargo to a plurality of locations of the assigned destination chutes by allowing the automated guided vehicle into which all pieces of cargo are loaded to start and move along a movement path;
• and
• returning the automated guided vehicle to a location where a cargo supply device supplying cargo to the automated guided vehicle is located after the automated guided vehicle has finished discharging.