Abstract
The present invention easily and quickly replaces a work unit for an automated guided vehicle. A work unit replacement system includes an automated guided vehicle and a work unit replacement station. This work unit replacement station includes: a first work unit fixing portion; a second work unit fixing portion; a first support portion that partially supports the first work unit fixing portion; a second support portion that partially supports the second work unit fixing portion; and a supporting portion that separately supports the first support portion and the second support portion in a vertically movable manner.