WO2015111363A1 - 異種金属接合体及び異種金属接合体の製造方法 - Google Patents
異種金属接合体及び異種金属接合体の製造方法 Download PDFInfo
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- WO2015111363A1 WO2015111363A1 PCT/JP2014/084628 JP2014084628W WO2015111363A1 WO 2015111363 A1 WO2015111363 A1 WO 2015111363A1 JP 2014084628 W JP2014084628 W JP 2014084628W WO 2015111363 A1 WO2015111363 A1 WO 2015111363A1
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- metal member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/19—Soldering, e.g. brazing, or unsoldering taking account of the properties of the materials to be soldered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/006—Vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2103/00—Materials to be soldered, welded or cut
- B23K2103/18—Dissimilar materials
- B23K2103/20—Ferrous alloys and aluminium or alloys thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/32—Bonding taking account of the properties of the material involved
- B23K26/323—Bonding taking account of the properties of the material involved involving parts made of dissimilar metallic material
Definitions
- the present invention relates to a dissimilar metal joined body and a method for producing a dissimilar metal joined body. More specifically, the present invention relates to a technique for dissimilar metal joints used for automobile doors, fenders, roofs, and the like.
- Patent Document 1 discloses a technique using laser brazing not only for the same kind of joining of steel materials but also for joining different materials such as joining of an aluminum member and a steel material. Laser brazing of dissimilar material joining can be applied to various uses such as doors, panel members, and roofs.
- Patent Document 2 also discloses a technique in which an aluminum member and a steel member are arc-welded, a joint portion of the aluminum alloy member is melted, and a thin intermetallic compound is formed in the joint portion of the steel member. .
- the joint shapes of these welded joints include butt joints and lap joints.
- the joint shape includes a flare joint from the viewpoint of assembly of members.
- the appearance can be improved, so it may be useful to form the structural member with a flare joint instead of the roof rail system.
- fusion welding is generally used.
- laser brazing using a filler material such as a laser and a brazing material is performed in order to suppress thermal distortion during welding. Applicable technology is disclosed.
- a main object of the present invention is to provide a dissimilar metal joined body having a high joining strength in which a flare joint is formed and a method for manufacturing the same.
- the present invention has been completed as a result of intensive studies by the present inventors in order to solve the above-described problems, and has a first metal member having a curved surface portion and a melting point higher than that of the first metal member.
- a second metal member which is high and joined to the first metal member to form a flare joint; and a filler material disposed at a joint between the first metal member and the second metal member.
- Dissimilar metal joints are provided. Further, in the dissimilar metal joined body, in the direction perpendicular to the thickness forming direction of the intermetallic compound and in the direction in which the second metal member spreads in a flare shape, the second metal member and the joined metal portion The maximum length of the region to be joined may be 2 mm or more and 4 mm or less.
- the depth of the non-melting part may be 0.5 to 0.9 times.
- the first metal member may be a light alloy material
- the second metal member may be a steel material.
- the first metal member having a curved surface portion and the second metal having a melting point higher than that of the first metal member and joined to the first metal member to form a flare joint.
- the curved surface on which the maximum thickness of the intermetallic compound formed at the interface between the second metal member and the bonding metal portion is 3 ⁇ m or less, and the flare joint of the first metal member is formed.
- the part is provided with a method for manufacturing a dissimilar metal joined body in which a melted part and a non-melted part are formed in order from the side where the joined metal part is formed in the thickness direction.
- FIG. 1 is a cross-sectional photograph of a dissimilar metal joined body 1 of the present embodiment.
- FIG. 2 is a cross-sectional view of the dissimilar metal joined body 1 of the present embodiment.
- FIG. 3 is an enlarged cross-sectional photograph of the region indicated by the symbol (A) in FIG.
- the dissimilar metal joined body 1 of the present embodiment includes a first metal member 11 having a curved surface portion 15 and a second metal member in which a flare joint is formed by the first metal member 11. 12 (that is, the second metal member 12 that is joined to the first metal member 11 to form a flare joint) and the first metal member 11 and the second metal member 12 are disposed at the joint portion. And a bonding metal portion 13 formed by irradiating the first metal member 11 with a laser.
- the intermetallic compound 14 formed at the interface between the second metal member 12 and the bonding metal portion 13 has a thickness of 3 ⁇ m or less. Further, a melted portion 16 and a non-melted portion 17 are formed in the thickness direction from the side where the bonded metal portion 13 is formed on the curved surface portion 15 where the flare joint of the first metal member 11 is formed.
- the flare joint in the dissimilar metal joined body 1 of the present embodiment is a weld joint for welding a groove shape made of an arcuate curved surface and a flat surface in cross-sectional shape. It may also be a welded joint for welding a groove shape made of an arcuate curved surface and an arcuate curved surface. That is, the first metal member 11 and the second metal member 12 may have a step formed in the Z-axis direction in the drawing and extend in the X-axis direction, or the step may not be formed and the X-axis direction may be formed. It may extend to.
- the 1st metal member 11 has the curved surface part 15 and is comprised from a metal material
- it can be set as a light alloy material.
- the light alloy material include aluminum, aluminum alloys (JIS standards 2000 series, 3000 series, 4000 series such as A4043 and A4047, 5000 series, 6000 series or 7000 series), magnesium, magnesium alloys, and the like. It is done.
- the bending radius of the curved surface portion 15 of the first metal member 11 is not particularly limited, but is preferably 0.5 to 5 mm. By setting the bending radius of the curved surface portion 15 within this range, the bonding strength of the dissimilar metal bonded body 1 can be increased.
- the second metal member 12 is made of a metal material, has a melting point higher than that of the first metal member 11, and is not particularly limited as long as a flare joint is formed by the first metal member 11. It can be steel. Examples of steel materials include high-tensile steel materials, galvanized steel plates, and stainless steel.
- the bonding metal portion 13 is formed by irradiating the filler metal disposed at the bonding portion between the first metal member 11 and the second metal member 12 and the first metal member 11 in the vicinity thereof with laser irradiation. .
- the second metal member 12 and the bonding metal portion 13 are
- the maximum length (hereinafter also referred to as a joining length) l of the region to be joined is preferably 2 mm or more. Moreover, it is preferable that this joining length 1 is 4 mm or less. When the joining length l is within this range, the joining metal portion 13 and the second metal member 12 are joined with high joining strength.
- a filler material For example, a brazing material etc. are mentioned.
- a filler material when the first metal member 11 is an aluminum material and the second metal member 12 is a steel material, an aluminum alloy filler material (4043, 4047) may be used. it can.
- Si is 2.0% by mass
- Ti is 0.2% by mass
- the balance is inevitable impurities (Cr: 0.1% by mass or less, Zn: 0.1% by mass or less, B: 40 ppm)
- other elements 0.05 mass% or less, the total amount of inevitable impurities is 0.15 mass% or less
- the balance is substantially
- a flux-cored wire (FCW) filled with a KALF-based flux at a filling rate of 5% can be used with a filler metal having a wire diameter of 1.2 to 2 mm, thereby reducing the thickness of the intermetallic compound 14.
- FCW flux-cored wire
- the thickness of the intermetallic compound 14 formed at the interface between the second metal member 12 and the bonded metal portion 13 is 3 ⁇ m or less (see FIG. 3). More preferably, the thickness is 1.5 ⁇ m or less.
- the bonding metal portion 13 and the second metal member 12 are bonded with high bonding strength.
- the curved surface portion 15 of the flare joint of the first metal member 11 is sequentially formed in the thickness direction from the side where the joined metal portion 13 is formed.
- a melting part 16 and a non-melting part 17 are formed.
- the melting part 16 is formed by melting the filler material and the first metal member 11 by laser irradiation, and is also a part of the bonding metal part 13. Further, the non-melting portion 17 is not melted by the laser irradiation in the curved surface portion 15 of the first metal member 11.
- FIGS. 4A to 4C are views for explaining a cross section of the dissimilar metal joined body 1 of the present embodiment
- FIGS. 4B and 4C are views for explaining a cross section of the dissimilar metal joined bodies 100 and 200 of the related art, respectively. is there.
- the non-melting part is not formed on the curved surface part 115. That is, the bonding metal portion 113 is formed so as to penetrate from the outer side to the inner side of the curved surface portion 115.
- the mechanical strength of the bonding metal portion 113 is lower than the mechanical strength of the first metal member 111 that is the base material. Further, the mechanical strength of the first metal member 111 decreases due to softening due to the thermal effect of the laser during laser irradiation. Therefore, this dissimilar metal joined body 100 cannot obtain sufficient joining strength.
- the dissimilar metal joined body 200 shown in FIG. 4C no melted part is formed on the curved surface part 215. That is, in the dissimilar metal bonded body 200, only the filler material is substantially dissolved by laser irradiation in the bonded metal portion, and the first metal member 1 is not substantially dissolved by laser irradiation. Therefore, the bonding metal portion 213 is easily peeled off at the interface with the first metal member 211, and the dissimilar metal bonded body 200 cannot obtain sufficient bonding strength.
- the dissimilar metal joined body 1 of this embodiment shown in FIG. 4A the melted portion 16 and the non-melted portion 17 are formed on the curved surface portion 15 as described above. Therefore, it is difficult for the bonding metal portion 13 to be peeled off from the first metal member 11, and it is possible to prevent a decrease in mechanical strength due to heat of the first metal member 11. Therefore, the dissimilar metal joined body 1 can obtain high joint strength.
- the combined depth of the melting portion 16 and the non-melting portion 17 in the direction in which the melting portion 16 and the non-melting portion 17 of the first metal member 11 are formed in order, the combined depth of the melting portion 16 and the non-melting portion 17 ( The depth of the non-melting part 17 (refer to the symbol d1 in FIG. 2) is preferably 0.5 times or more of the reference d1 + d2 in FIG. Moreover, it is preferable that the depth (d1) of the non-melting part 17 is 0.9 times or less with respect to the combined depth (d1 + d2) of the melting part 16 and the non-melting part 17. Thereby, the dissimilar metal joined body 1 of this embodiment can obtain higher joint strength.
- FIG. 5 is a view for explaining a laser beam irradiation method for manufacturing the dissimilar metal joined body 1 of the present embodiment.
- the dissimilar metal joined body 1 is disposed while supplying a filler material to the overlapping portion (joined portion) of the joint of the first metal member 11 and the second metal member 12, and a laser beam.
- L1 By irradiating with L1, it is obtained by blazing joining in which a part of the first metal member 11 is melted.
- the laser beam L1 is irradiated at an irradiation angle of 15 ° or less (angle ⁇ in the figure) with respect to the joint surface (surface A) of the joint of the first metal member 11 and the second metal member 12. It is preferable. More preferably, the tilt angle ⁇ is 5 to 10 °.
- the laser beam is irradiated by being shifted (refer to the reference symbol L1 ⁇ L2 in the drawing) by being shifted by about 0.5 to 1.5 mm (see the reference symbol B in the drawing) from the position where the filler material is disposed.
- Heat from L2 is indirectly transmitted from the first metal member 11 to the joint portion. Therefore, the growth of the intermetallic compound 14 is suppressed, the thickness of the intermetallic compound 14 can be more accurately reduced to 3 ⁇ m or less, and the bonding strength of the dissimilar metal bonded body 1 can be improved. Further, sufficient penetration can be obtained by shifting the irradiation position of the laser beam to the aluminum side (first metal member 11).
- the laser various lasers such as a fiber laser, a disk laser, a YAG laser, and a semiconductor laser can be used.
- the beam diameter is preferably set to 0.1 mm to 3.0 mm in order to shift the irradiation position of the laser beam as described above and at the same time prevent the laser beam from directly hitting the steel sheet due to the positional relationship with the wire.
- the filler metal such as the brazing material and the first metal member 11 are melted, and the bonding metal portion 13 formed on the surface of the second metal member 12 becomes the first metal member. 11 and the second metal member 12.
- the melted portion 16 and the non-melted portion 17 are formed on the curved surface portion 15 of the first metal member 11, and the maximum of the intermetallic compound 14 formed at the interface between the second metal member 12 and the bonded metal portion 13.
- the dissimilar metal joined body 1 of the present embodiment having a thickness of 3 ⁇ m or less can be obtained.
- the second metal member 12 and the joint metal part 13 are formed while the molten part 16 and the non-melt part 17 are formed in the first metal member 11. Since the maximum thickness of the intermetallic compound 14 formed at the interface is restricted to a range of 3 ⁇ m or less, the bonding strength can be increased. In particular, in the direction perpendicular to the thickness forming direction of the intermetallic compound 14 and the direction in which the second metal member 12 spreads in a flare shape, the maximum region where the second metal member 12 and the bonding metal portion 13 are bonded is the maximum. You may prescribe
- the depth of the non-melting portion 17 with respect to the combined depth of the melting portion 16 and the non-melting portion 17 in the direction in which the melting portion 16 and the non-melting portion 17 of the first metal member 11 are sequentially formed May be specified to be 0.5 times or more and 0.9 times or less.
- the bonding strength can be further increased.
- FIG. 6 is a schematic diagram for explaining a tensile test of a dissimilar metal joined body.
- the joining length l of the second metal member 12 and the joining metal part 13, the thickness t of the intermetallic compound 14, and the remaining base material (non-melting part) of the curved part of the first metal member 11 The tensile strength of the dissimilar metal joined body 1 by changing the depth d1) was measured, and the average was evaluated three times.
- the tensile test was performed by pulling the dissimilar metal joined body in the directions of arrows F1 and F2 using the spacer 50.
- the first metal member 11 an aluminum alloy 6022 was used, and as the second metal member 12, SPCC (bare steel plate) was used.
- the filler material Si: 2.0% by mass-Ti: 0.2% by mass and the balance being inevitable impurities (Cr: 0.1% by mass or less, Zn: 0.1% by mass or less, B: 40 ppm or less, Other elements: 0.05% by mass or less, the total amount of inevitable impurities is 0.15% by mass or less) and aluminum alloy made of aluminum as a skin material, cesium fluoride: 28% by mass, the balance is substantially Flux-cored wire (FCW) filled with KALF flux at a filling rate of 5% and FCW having a wire diameter of 1.8 mm was used.
- FCW Flux-cored wire
- the first metal member 11 was set to 1.2 mmt (d1 + d2), and the second metal member 12 was set to 0.7 mmt.
- the laser output was 2.8 to 3.8 kW.
- the spot diameter (mm) of the beam was set to 1.8 ⁇ or 3.0 ⁇ .
- the torch angle was 10 ° and the front receding angle was 0 °.
- the welding speed was 1 to 3 m / min.
- the wire supply rate was 4.0 to 8.0 m / min. Table 1 shows the tensile strength of different dissimilar metal joints.
- the thickness t of the intermetallic compound formed between the second metal member 12 and the bonding metal portion 13 is 3 ⁇ m or less, and the curved portion of the flare joint of the first metal member 11 The melted part and the non-melted part were formed in the thickness direction from the side where the bonded metal part 13 is formed. Therefore, it was found that a high tensile strength was obtained and the bonding strength was excellent.
- the joining length l is 2 mm or more and 4 mm or less
- d1 / (d1 + d2) is 0.5 or more and 0.9 or less, so that higher tensile strength can be obtained. It was found that the joint strength was particularly excellent.
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Abstract
Description
また、この異種金属接合体では、前記金属間化合物の厚み形成方向に垂直な方向であり、前記第2の金属部材がフレア状に広がる方向において、前記第2の金属部材と前記接合金属部とが接合する領域の最大長さが2mm以上4mm以下であってもよい。
更に、この異種金属接合体では、前記第1の金属部材の前記溶融部と前記非溶融部とが順に形成される方向において、前記溶融部と前記非溶融部とを合わせた深さに対し、前記非溶融部の深さが、0.5倍以上0.9倍以下であってもよい。
また、前記第1の金属部材は、軽合金材であり、前記第2の金属部材は、鋼材であってもよい。
まず、本発明の実施形態の異種金属接合体1について説明する。図1は、本実施形態の異種金属接合体1の断面写真である。図2は、本実施形態の異種金属接合体1の断面図である。また、図3は、図1中の符号(A)が示す領域を拡大した断面写真である。
第1の金属部材11は、曲面部15を有し、金属材料から構成されるのであれば特に限定されないが、例えば、軽合金材とすることができる。軽合金材としては、具体的には、アルミニウム、アルミニウム合金(JIS規格の2000系、3000系、A4043やA4047等の4000系、5000系、6000系又は7000系)、マグネシウム、マグネシウム合金等が挙げられる。
第2の金属部材12は、金属材料から構成され、第1の金属部材11よりも融点が高く、第1の金属部材11とによってフレア継手が形成されるのであれば特に限定されないが、例えば、鋼材とすることができる。鋼材としては、高張力鋼材、亜鉛めっき鋼板及びステンレス等が挙げられる。
接合金属部13は、第1の金属部材11と第2の金属部材12との接合部に配置された溶加材及びその周辺の第1の金属部材11がレーザ照射されることで形成される。金属間化合物14の厚み形成方向に垂直な方向であり、第2の金属部材12がフレア状に広がる方向(図中、Z軸方向)において、第2の金属部材12と接合金属部13とが接合する領域の最大長さ(以下、接合長さとも記す。)lは、2mm以上であることが好ましい。また、この接合長さlは、4mm以下であることが好ましい。接合長さlがこの範囲にあることで、接合金属部13と第2の金属部材12とは高い接合強度で接合される。
次に、図5を参照しながら、本実施形態の異種金属接合体1の製造方法について説明する。図5は、本実施形態の異種金属接合体1を製造するためのレーザビームの照射方法を説明するための図である。
また、第1の金属部材11を1.2mmtとして(d1+d2)、第2の金属部材12を0.7mmtとした。レーザの出力は、2.8~3.8kWとした。ビームのスポット径(mm)は1.8Φ又は3.0Φとした。トーチ角度は10°とし、前後退角は0°とした。溶接速度は1~3m/minとした。また、ワイヤの供給量は、4.0~8.0m/minとした。異なる異種金属接合体の引張り強度を表1に示す。
11 第1の金属部材
12 第2の金属部材
13 接合金属部
14 金属間化合物
15 曲面部
16 溶融部
17 非溶融部
Claims (9)
- 曲面部を有する第1の金属部材と、
前記第1の金属部材よりも融点が高く、前記第1の金属部材と接合してフレア継手を形成している第2の金属部材と、
前記第1の金属部材と前記第2の金属部材との接合部に配置された溶加材及び前記第1の金属部材にレーザ照射されることで形成された接合金属部と、
を有し、
前記第2の金属部材と前記接合金属部との界面に形成される金属間化合物の最大厚みが3μm以下であり、
前記第1の金属部材の前記フレア継手が形成される前記曲面部には、前記接合金属部が形成される側から厚み方向に、順に溶融部と非溶融部とが形成される異種金属接合体。 - 前記金属間化合物の厚み形成方向に垂直な方向であり、前記第2の金属部材がフレア状に広がる方向において、前記第2の金属部材と前記接合金属部とが接合する領域の最大長さが2mm以上4mm以下である請求項1に記載の異種金属接合体。
- 前記第1の金属部材の前記溶融部と前記非溶融部とが順に形成される方向において、前記溶融部と前記非溶融部とを合わせた深さに対し、前記非溶融部の深さが、0.5倍以上0.9倍以下である請求項1に記載の異種金属接合体。
- 前記第1の金属部材の前記溶融部と前記非溶融部とが順に形成される方向において、前記溶融部と前記非溶融部とを合わせた深さに対し、前記非溶融部の深さが、0.5倍以上0.9倍以下である請求項2に記載の異種金属接合体。
- 前記第1の金属部材は、軽合金材であり、
前記第2の金属部材は、鋼材である請求項1に記載の異種金属接合体。 - 前記第1の金属部材は、軽合金材であり、
前記第2の金属部材は、鋼材である請求項2に記載の異種金属接合体。 - 前記第1の金属部材は、軽合金材であり、
前記第2の金属部材は、鋼材である請求項3に記載の異種金属接合体。 - 前記第1の金属部材は、軽合金材であり、
前記第2の金属部材は、鋼材である請求項4に記載の異種金属接合体。 - 曲面部を有する第1の金属部材と、前記第1の金属部材よりも融点が高く、前記第1の金属部材と接合してフレア継手を形成している第2の金属部材との接合部に溶加材を配置する工程と、
前記第1の金属部材及び前記第2の金属部材の前記継手の接合面に対して照射角度を15°以下傾けてレーザ照射する工程と、を含み、
前記第2の金属部材と前記接合金属部との界面に形成される金属間化合物の最大厚みが3μm以下であり、
前記第1の金属部材の前記フレア継手が形成される前記曲面部には、前記接合金属部が形成される側から厚み方向に、順に溶融部と非溶融部とが形成される異種金属接合体の製造方法。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/036,246 US10076799B2 (en) | 2014-01-21 | 2014-12-26 | Joined body of dissimilar metals and method for producing joined body of dissimilar metals |
| KR1020187036219A KR20180136000A (ko) | 2014-01-21 | 2014-12-26 | 이종 금속 접합체 및 이종 금속 접합체의 제조 방법 |
| CN201480060995.9A CN105745047B (zh) | 2014-01-21 | 2014-12-26 | 异种金属接合体及异种金属接合体的制造方法 |
| EP14879337.5A EP3098013A4 (en) | 2014-01-21 | 2014-12-26 | Joined body of dissimilar metals, and method of manufacturing joined body of dissimilar metals |
| KR1020167018737A KR102101604B1 (ko) | 2014-01-21 | 2014-12-26 | 이종 금속 접합체 및 이종 금속 접합체의 제조 방법 |
Applications Claiming Priority (2)
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| JP2014-008818 | 2014-01-21 | ||
| JP2014008818A JP5847209B2 (ja) | 2014-01-21 | 2014-01-21 | 異種金属接合体及び異種金属接合体の製造方法 |
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| EP (1) | EP3098013A4 (ja) |
| JP (1) | JP5847209B2 (ja) |
| KR (2) | KR102101604B1 (ja) |
| CN (1) | CN105745047B (ja) |
| WO (1) | WO2015111363A1 (ja) |
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| US9889526B2 (en) * | 2015-07-03 | 2018-02-13 | Sungwoo Hitech Co., Ltd. | Laser welding method for welding dissimilar metal plates |
| JP2018051570A (ja) * | 2016-09-26 | 2018-04-05 | 株式会社神戸製鋼所 | 異材接合用スポット溶接法、接合補助部材、及び、異材溶接継手 |
| CN106270890B (zh) * | 2016-11-03 | 2018-10-30 | 华北水利水电大学 | 一种铝钢钎焊方法 |
| JP6465125B2 (ja) * | 2017-01-17 | 2019-02-06 | マツダ株式会社 | 異種金属部材の接合装置及び接合方法 |
| US20210291298A1 (en) * | 2018-07-19 | 2021-09-23 | Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | Method for manufacturing joined structure of dissimilar materials, and joined structure of dissimilar materials |
| JP7213070B2 (ja) * | 2018-11-19 | 2023-01-26 | 昭和電工株式会社 | 冷却装置 |
| EP3693124A1 (en) * | 2019-02-06 | 2020-08-12 | C.R.F. Società Consortile per Azioni | A method for providing a welded joint between dissimilar materials |
| CN113710402B (zh) * | 2019-04-19 | 2023-02-24 | 松下知识产权经营株式会社 | 接合结构 |
| DE102019217912A1 (de) * | 2019-11-20 | 2021-05-20 | Volkswagen Aktiengesellschaft | Verfahren zum Laserstrahllöten |
| JP2021122829A (ja) * | 2020-02-03 | 2021-08-30 | 日本電産株式会社 | レーザー接合方法及び接合構造体 |
| JP2021172138A (ja) * | 2020-04-20 | 2021-11-01 | 本田技研工業株式会社 | 車体パネルの接合構造および車体パネルの接合方法 |
| CN116547103B (zh) * | 2021-03-19 | 2024-02-02 | 三菱电机株式会社 | 层叠造形物及层叠造形物的制造方法 |
| FR3127145A1 (fr) * | 2021-09-21 | 2023-03-24 | Psa Automobiles Sa | Procédé de production d’un assemblage hétéro-métallique aluminium / acier et assemblage obtenu par un tel procédé. |
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Also Published As
| Publication number | Publication date |
|---|---|
| US10076799B2 (en) | 2018-09-18 |
| EP3098013A4 (en) | 2017-09-20 |
| JP2015136710A (ja) | 2015-07-30 |
| EP3098013A1 (en) | 2016-11-30 |
| CN105745047B (zh) | 2019-05-03 |
| KR102101604B1 (ko) | 2020-04-17 |
| JP5847209B2 (ja) | 2016-01-20 |
| KR20180136000A (ko) | 2018-12-21 |
| US20160297020A1 (en) | 2016-10-13 |
| KR20160096707A (ko) | 2016-08-16 |
| CN105745047A (zh) | 2016-07-06 |
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