Movable platform, overhead traveling vehicle system, and method for vertically moving overhead traveling vehicle

摘要

A moving carriage that moves an overhead travelling vehicle that has been unloaded to the ground, includes a frame including travelling wheels, elevating mechanisms provided at a plurality of locations on the frame along a longitudinal direction of the frame, a track for an overhead travelling vehicle, the track being supported by the elevating mechanisms so as to be lifted and lowered and being configured to allow the overhead travelling vehicle to be transferred to and from another track, and a synchronizing mechanism that synchronizes the elevating mechanisms to lift and lower the track by the same or substantially the same amount.

主权项

1. A moving carriage for moving an overhead travelling vehicle lowered to the ground, the moving carriage comprising:
a frame including travelling wheels; a plurality of elevating mechanisms respectively provided at a plurality of locations on the frame along a longitudinal direction of the frame; a track for the overhead travelling vehicle, the track being supported by the plurality of elevating mechanisms so as to be lifted and lowered and being configured to allow the overhead travelling vehicle to be transferred to and from another track; and a synchronizing mechanism configured to synchronize the plurality of elevating mechanisms so as to lift and lower the track for an overhead travelling vehicle by a same amount or substantially a same amount; wherein the plurality of elevating mechanisms includes at least one front elevating mechanism located at a front of the frame and at least one rear elevating mechanism located at a rear of the frame, with respect to a traveling direction of the overhead travelling vehicle.