Storage system in the ceiling space and storage method for goods thereby

摘要

A storage system in a ceiling space includes overhead traveling vehicles and a traveling route for the same, a shuttle carriage configured to transport goods to and from processing devices and a traveling route for the same, an OHT port to and from which the overhead traveling vehicles and the shuttle carriage both transport goods, and buffers that are provided in the ceiling space above the processing device and are for the placement of goods by the shuttle carriage. The traveling route for the shuttle carriage enables delivery and reception of goods by the shuttle carriage between the load port of the processing devices, the buffers, and the OHT port.

主权项

1. A storage system in a ceiling space for using overhead traveling vehicles to transport goods to processing devices that have a load port, the system comprising:
a traveling route for the overhead traveling vehicles; a shuttle carriage configured to transport goods to and from the processing devices; a traveling route for the shuttle carriage that includes a first portion of the traveling route for the shuttle carriage and a second portion of the traveling route for the shuttle carriage that are connected via a connection portion such that the traveling route for the shuttle carriage is a U-shaped or substantially U-shaped traveling route; a first OHT port configured to enable the overhead traveling vehicles and the shuttle carriage to transport goods to and from the first OHT port; and buffers that are provided in a ceiling space directly above the processing devices in an up-down direction such that the buffers overlap the processing devices in the up-down direction, the buffers being configured to enable placement of goods by the shuttle carriage; wherein the second portion of the traveling route for the shuttle carriage is configured to enable delivery and reception of goods by the shuttle carriage between the load port of the processing devices, the buffers, and the first OHT port; the first portion of the traveling route for the shuttle carriage, the second portion of the traveling route for the shuttle carriage, and the traveling route for the overhead traveling vehicles are arranged parallel or substantially parallel to each other and a row of the processing devices; the buffers are arranged between the first portion of the traveling route for the shuttle carriage and the second portion of the traveling route for the shuttle carriage; the first OHT port is arranged in a ceiling space between the traveling route for the overhead traveling vehicles and the second portion of the traveling route for the shuttle carriage; and the second portion of the traveling route for the shuttle carriage is arranged between the first OHT port and the buffers.