PURPOSE: To automatically input a part box to an inclined shelf by providing a moving body having the inclined shelf to guide the part box to a delivery port side and receiving and delivery means on an input port side of the inclined shelf and furnished with a carriage capable of vertically lifting up and down by way of loading the part box.

CONSTITUTION: When a stock state of a part box B in a storage part 11 becomes one piece, a shortage signal is output to a host computer HP from a box detection sensor installed on the storage part 11. Thereby, the host computer HP makes a display device display a data of the part box B and others to store in the storage part 11. A worker places the short part box B on a lifting carriage 21 of a stacker crane 17 through a station 28 and consecutively guides the lifting carriage 21 to the storage part 11 where a shortage of stock was claimed. Thereafter, the part box B is placed on a belt conveyor 22, and by driving the belt conveyor 22, the part box B is input to the target storage part 11.