发明名称 |
APPARATUS AND METHOD FOR FRICTION STIR WELDING |
摘要 |
The apparatus includes a welding head having a welding tool to be pressed against workpieces and a rotation drive unit to drive the welding tool to be rotated; a head drive unit to drive the welding head to be displaced, the head drive unit including a cylinder actuator having a piston rod to which the welding head is attached; a first pressure unit to supply a pressure fluid into a first chamber of the cylinder actuator; a second pressure unit to supply a pressure fluid into a second chamber of the cylinder actuator; a control unit to control pressures of respective pressure fluids supplied by the first pressure unit and the second pressure unit. |
申请公布号 |
US2012006883(A1) |
申请公布日期 |
2012.01.12 |
申请号 |
US201013255741 |
申请日期 |
2010.02.26 |
申请人 |
NISHIDA HIDEHITO;FUJIMOTO MITSUO;KAMIOKA MITSUHIRO;OKADA HIDEKI;KAWASAKI JUKOGYO KABUSHIKI KAISHA |
发明人 |
NISHIDA HIDEHITO;FUJIMOTO MITSUO;KAMIOKA MITSUHIRO;OKADA HIDEKI |
分类号 |
B23K20/12;B23K37/00 |
主分类号 |
B23K20/12 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|