Title:
スポット溶接継手の製造方法及びスポット溶接機
Document Type and Number:
Japanese Patent JP7364849
Kind Code:
B2
Abstract:
To provide a manufacturing method for a spot welded joint that can suppress occurrence of a failure caused by a coated film at a position where the coated film contacts an electrode.SOLUTION: The manufacturing method for a spot welded joint includes: an electrode friction step of causing friction between steel plates 1A and 1B by pressing two electrodes 100A and 100B against two or more piled-up steel plates 1A and 1B from both directions and driving at least one of the electrodes 100A and 100B; and an energization step of energizing the two electrodes 100A and 100B to weld the piled-up steel plates 1A and 1B to each other, in at least one of a state where the electrodes 100A and 100B are driven and a state where the driving is stopped.SELECTED DRAWING: Figure 1
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Inventors:
Toru Okada
Masanori Taizan
Masanori Taizan
Application Number:
JP2019064691A
Publication Date:
October 19, 2023
Filing Date:
March 28, 2019
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
B23K11/11; B23K11/16
Domestic Patent References:
| JP4100679A | ||||
| JP2015093568A1 | ||||
| JP2013158776A | ||||
| JP2006055898A | ||||
| JP9057460A | ||||
| JP2235581A |
Foreign References:
| KR1020090071193A |
Attorney, Agent or Firm:
Patent Attorney Corporation Taiyo International Patent Office