OVERHEAD TRANSPORT VEHICLE

• Main Authors: SHIN TAKESHI, NAKAE TETSUJI
• Format: Patent
• Language: English; Korean
• Published: 20.07.2020
• Subjects: BASIC ELECTRIC ELEMENTS; CONVEYING; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; HANDLING THIN OR FILAMENTARY MATERIAL; PACKING; PERFORMING OPERATIONS; PNEUMATIC TUBE CONVEYORS; SEMICONDUCTOR DEVICES; SHOP CONVEYOR SYSTEMS; STORING; TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING; TRANSPORTING

In an overhead conveyance vehicle (10), which travels along a rail (20) serving as a conveyance track mounted on a ceiling and conveys a target housing (50) to be conveyed along the rail (20), when an elevating unit (16) holding the housing (50) is hoisted or lowered between a conveyance position (24) and a transfer position (34), a controller (15) for controlling the operation of the overhead conveyance vehicle (10) determines, based on an image captured by a camera (40), the presence or absence of an obstacle in an imaging range (42) captured by the camera (40). 천장에 배치된 반송 궤도로서의 레일(20)을 따라 주행하고, 반송 대상의 하우징(50)을 레일(20)을 따라 반송하는 천장 반송차(10)에 있어서, 천장 반송차(10)의 동작을 제어하는 제어기(15)는 하우징(50)을 유지하는 승강체(16)를 반송용 위치(24)와 이송용 위치(34) 사이에서 승강시킬 때에 카메라(40)가 촬상한 화상에 의거하여 카메라(40)에 의해 촬상된 촬상 범위(42) 내의 장해물의 유무를 판정한다.