| 摘要 |
<p>The present apparatus comprises: a welding head (13) including a welding tool (14) that comes into contact with the members to be welded (P) and a driving means (15) for rotating the welding tool (14); a head driving means (16) for driving and displacing the welding head (13) which includes a hydraulic cylinder (16) having a piston rod (16A) to which the joining head (13) is connected; first pressurizing means (19,20) for supplying pressurized fluid to a first chamber (17) of the hydraulic cylinder (16); second pressurizing means (21,20) for supplying pressurized fluid to a second chamber (18) of the hydraulic cylinder (16); and control means (22,23,24) for controlling the pressure of the pressurized fluid supplied by the first (19,20) and the second pressurizing means (21,20).</p> |
