OHT system

Abstract

According to an aspect of the technology described in the present invention, provided is an OHT system comprising: a main body which travels along a rail; a storage located at the lower side of the main body and connected to a belt extending from the main body so as to provide a space in which a transported object is temporarily accommodated; and a station which receives and stores the transported object from the storage, and transfers the stored transported object to the storage, wherein the storage comprises a docking portion which has a height from the ground adjusted by moving vertically according to the length of the belt, transfers the transported object to the station located at the same height, and is selectively coupled to the station, wherein the docking portion comprises: a docking motor which provides a driving force; and a docking finger having one end connected to the rotary shaft of the docking motor so that the other end thereof protrudes out of the storage due to the rotation of the motor. The station comprises: a storage portion providing a space for loading / unloading the transported object; and a coupling portion provided at one side of the storage portion and provided with a docking hole. The docking finger is inserted into the docking hole and fixes the storage to the station.

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