| 摘要 |
PURPOSE:To provide a countermeasure for a limited production of multiple products, and to enhance the efficiency of working, by providing such an arrangement that the position of a nut runner may be optionally moved in accordance with variations of workpieces. CONSTITUTION:A bolt fastening robot device 3 is composed of an X-axis mover 7 provided with an X-axis guide member 5 and a Z-axis guide member 6, A Z- axis drive means 10 for moving an X-axis drive means 8 and a Z-axis mover 9 in the Z-axis direction, a rotational drive means 12, etc. Further, the device 3 includes a pinion meshed with a pair of racks 14, 15, a pair of nut runners 21, 22 supported to the free ends of the racks 14, 15, movably in the direction Y and respectively having screwing sockets 19, 20 extending in the direction Y, and a pair of air-cylinders 23, 24 for moving the sockets 23, 24 in the direction Y. Thus, the device 3 is suitable for a limited production of multiple products, and may enhance the efficiency of working. |
