Title:
FRICTION STIR SPOT WELDING DEVICE AND METHOD FOR OPERATING SAME
Document Type and Number:
WIPO Patent Application WO/2020/138326
Kind Code:
A1
Abstract:
A friction stir spot welding device comprising a controller (51) that executes: (B) driving a rotary driver (57) and a forward/backward driver (53) such that an object to be bonded (60) is pressed, in a state in which a pin member (11) is rotated; (C) driving the rotary driver (57) and the forward/backward driver (53), after (B), so as to press the object to be bonded (60), in a state in which the pin member (11) and a shoulder member (12) have rotated; and (D) driving the rotary driver (57) and the forward/bacskward driver (53), after (C), such that the pin member (11) and/or the shoulder member (12), in a rotated state, are pressed inside the section to be bonded in the object to be bonded (60) and the section to be bonded is stirred and bonded.
Inventors:
HATANO RYOICHI
FUKADA SHINTARO
FUKADA SHINTARO
Application Number:
PCT/JP2019/051216
Publication Date:
July 02, 2020
Filing Date:
December 26, 2019
Export Citation:
Assignee:
KAWASAKI HEAVY IND LTD (JP)
International Classes:
B23K20/12
Domestic Patent References:
| WO2017159627A1 | 2017-09-21 | |||
| WO2012127832A1 | 2012-09-27 |
Foreign References:
| JP2006239720A | 2006-09-14 | |||
| US20080029581A1 | 2008-02-07 | |||
| JP6182280B2 | 2017-08-16 | |||
| JP2012196682A | 2012-10-18 |
Other References:
See also references of EP 3903986A4
Attorney, Agent or Firm:
PATENT CORPORATE BODY ARCO PATENT OFFICE (JP)
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