Title:
異材接合方法、異材接合継手、異材接合用補助部材付き管状部材及びその製造方法
Document Type and Number:
Japanese Patent JP6993312
Kind Code:
B2
Abstract:
To provide a dissimilar material joining method, a dissimilar material joining joint, and a tubular member with a dissimilar material joining auxiliary member, which can simply and certainly join different metallic material at a low cost, has a joining portion with excellent durability, and can be adopted to fields in a wide ranges; and a method of manufacturing the same.SOLUTION: In a dissimilar material joining method of joining a tubular first member made from a first metallic material, and a second member 2 made from a second metallic material different from the first metallic material, includes: a step for disposing an outside member of one of a tubular third member 3 and the first member 1, around an inside member of the other of the third member 3 made from a third metallic material different from the first metallic material and the first member 1; a step for caulking the first member 1 and the auxiliary member 3 by expanding the inside member to bulge a part of a peripheral wall of the inside member outward in a diametrical direction; and a step for joining the first member 1 and the second member 2 through the auxiliary member 3 by welding the auxiliary member 3 and the second member 2.SELECTED DRAWING: Figure 2
Inventors:
Reiichi Suzuki
Application Number:
JP2018201198A
Publication Date:
January 13, 2022
Filing Date:
October 25, 2018
Export Citation:
Assignee:
KABUSHIKI KAISHA KOBE SEIKO SHO
International Classes:
B21D39/04; B21D39/14; B21D39/20; B21D51/16; F16B4/00; F16B7/04; F16B11/00
Domestic Patent References:
| JP2017177205A | ||||
| JP60151635U | ||||
| JP2000140965A | ||||
| JP2010051974A | ||||
| JP9182923A | ||||
| JP51086735U | ||||
| JP2008068849A | ||||
| JP2005313184A | ||||
| JP2018103241A |
Attorney, Agent or Firm:
Patent business corporation glory patent office