Article storage system and maintenance method in article storage system

摘要

A traveling body of a stacker crane is separable into a lower traveling portion and an upper traveling portion by separating a post into a lower post portion and an upper post portion, in which the lower traveling portion in a separated state separated from the upper traveling portion and supporting a lift body is moved in a width direction with its traveling posture being maintained to be taken in or out between a moving space and a take-in/out space.

主权项

1. An article storage system comprising:
an article storage shelf including a plurality of storage portions arranged in a vertical direction and a width direction; a stacker crane moving and traveling between a moving space defined between a pair of the article storage shelves facing each other for transporting an article; and an attached apparatus provided at a predetermined level adjacent to one side of the moving space in the width direction, wherein the stacker crane includes a traveling body having a traveling carriage guided by a floor rail laid on a floor to move and travel along the width direction and a post mounted upright on the traveling carriage, and a lift body supported and guided by the post to be vertically movable along the post, the lift body is configured to support a transfer device for transferring the article relative to the storage portion, the post has a dividable structure that is separable into a lower post portion and an upper post portion and connectable to each other at a level lower than the predetermined level, the traveling body is separable into a lower traveling portion and an upper traveling portion by separating the post into the lower post portion and the upper post portion, and the lower traveling portion in a separated state separated from the upper traveling portion and supporting the lift body is moved in the width direction with its traveling posture being maintained to be taken in or out between the moving space and a take-in/out space adjacent to the one side of the moving space in the width direction.