Article transport facility

An article transport facility comprising:

• a traveling rail disposed on a ceiling;
• a plurality of loading platforms provided on a ground side along the traveling rail;
• an article transport vehicle that is suspended from the traveling rail, travels along a traveling path formed by the traveling rail, and transports an article from a loading platform that is a transport source to a loading platform that is a transport destination;
• a first area in which the article is transported by the article transport vehicle;
• a second area that is provided in a region different from the first area, and in which adjustment of the article transport vehicle is performed;
• an adjustment device disposed in the second area;
• a first control device that controls operations of the article transport vehicle in the first area;
• and
• a second control device that controls operations of the article transport vehicle in the second area,
• wherein:
• the traveling path includes a first path provided in the first area, and a second path that is provided in the second area and diverges from and merges with the first path,
• the article transport vehicle is provided with a communication control portion that can perform exclusive wireless communication with at least the first control device and the second control device, an operation control portion that causes the article transport vehicle to operate under autonomous control based on instructions from the first control device and the second control device, and a profile storage portion that stores transport profile information that includes at least position information for transferring the article at the loading platforms,
• the first control device gives the article transport vehicle an operation instruction for causing the article transport vehicle to operate,
• the operation instruction includes at least an article transport instruction for transporting the article, and a withdrawal instruction for causing the article transport vehicle to withdraw from the first area to the second area,
• the operation control portion of an adjustment target vehicle, which is the article transport vehicle that needs adjustment, causes the article transport vehicle to enter the second path based on the withdrawal instruction, and the communication control portion of the adjustment target vehicle changes a communication destination from the first control device to the second control device,
• in response to an adjustment instruction from the second control device, the operation control portion of the adjustment target vehicle performs adjustment with use of the adjustment device and updates the transport profile information, and
• the communication control portion of the adjustment target vehicle changes the communication destination from the second control device to the first control device after the transport profile information has been updated.