WO2010104134A1 - 金属接合体、金属接合方法、及び、金属接合装置 - Google Patents
金属接合体、金属接合方法、及び、金属接合装置 Download PDFInfo
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- WO2010104134A1 WO2010104134A1 PCT/JP2010/054055 JP2010054055W WO2010104134A1 WO 2010104134 A1 WO2010104134 A1 WO 2010104134A1 JP 2010054055 W JP2010054055 W JP 2010054055W WO 2010104134 A1 WO2010104134 A1 WO 2010104134A1
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- metal plate
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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
- B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
- B23K20/02—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating by means of a press ; Diffusion bonding
- B23K20/023—Thermo-compression bonding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/03—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of sheet metal otherwise than by folding
- B21D39/034—Joining superposed plates by piercing
-
- 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
- B23K2101/18—Sheet panels
-
- 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
- B23K2101/34—Coated articles, e.g. plated or painted; Surface treated articles
-
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12361—All metal or with adjacent metals having aperture or cut
Definitions
- the present invention relates to a metal bonded body, a metal bonding method, and a metal bonding apparatus, and more particularly, a metal bonded body in which three or more metal plates are bonded to each other, and a metal bonding method in which three or more metal plates are bonded to each other. And a metal bonding apparatus.
- the present invention provides a metal joined body in which three or more metal plates are joined to improve electrical characteristics and reliability, and a metal joining method and a metal joining apparatus for joining three or more metal plates together. Provide at low cost.
- the metal joined body of the present invention has a first metal plate, a second metal plate, a third metal plate, a first protrusion, a second protrusion, a first metal joint, and a second metal joint.
- the third metal plate is sandwiched between the first metal plate and the second metal plate.
- a first hole is formed in the first metal plate, a second hole is formed in the second metal plate, and a third hole is formed in the third metal plate.
- the first protrusion is provided integrally with the first metal plate, extends from a part of an end surface of the first metal plate that defines the first hole, and is bent toward the third metal plate. , And is fitted into the third hole.
- the second protrusion is provided integrally with the third metal plate, extends from a part of an end surface of the third metal plate that defines the third hole, and is bent toward the second metal plate.
- the second hole is fitted.
- the first metal joint portion is a portion where the first protrusion and the end surface of the third metal plate defining the third hole are joined.
- the second metal joint portion is a portion where the second protrusion and the end surface of the second metal plate defining the second hole are joined.
- the first metal plate, the second metal plate, and the third metal plate are laminated.
- the first protrusion has the same shape as the second protrusion.
- the first protrusion is stacked with the second protrusion.
- At least two of the first metal plate, the second metal plate, and the third metal plate may be made of different types of metals.
- At least one of the first metal plate, the second metal plate, and the third metal plate may be plated.
- the thicknesses of at least two of the first metal plate, the second metal plate, and the third metal plate may be different from each other.
- the width of the first projecting portion in the direction orthogonal to the extending direction becomes longer according to the extending direction, and the width of the second projecting portion in the direction perpendicular to the extending direction becomes longer according to the extending direction. May be.
- the fourth hole may be formed in the first metal plate, and the third protrusion may extend from a part of the end surface of the first metal plate that defines the fourth hole.
- the first protrusion and the third protrusion extend from a portion between the first hole and the fourth hole.
- the metal bonding method of the present invention includes a first metal plate including a first portion, a second metal plate including a second portion having the same shape as the first portion, and a third portion having the same shape as the second portion.
- a third metal plate wherein the third metal plate is disposed between the first metal plate and the second metal plate, and the first portion, the second portion, and the third portion overlap.
- laminating the first portion of the first metal plate a part of the outer periphery of the first portion is cut, the first portion is bent toward the third metal plate, A part of the outer periphery is cut and the third part is bent toward the second metal plate.
- a part of the outer periphery of the second part is cut and the second part is opposite to the second metal plate. Bending to the side, and pressing so that the first portion contacts the surface to be cut of the third metal plate and the third portion contacts the surface to be cut of the second metal plate.
- the metal bonding apparatus of the present invention has a first type and a second type.
- the height of the pressing direction at the first end in the first direction orthogonal to the pressing direction is higher than the height of the pressing direction at the second end opposite to the first end in the first direction.
- a press projection for pressing the metal plate is formed with a press hole having a shape corresponding to the press protrusion.
- the length of the first end in the second direction orthogonal to the pressing direction and the first direction may be longer than the length of the second end in the second direction.
- the first mold may have a second press protrusion.
- the second mold is formed with a second press hole having a shape corresponding to the second press protrusion.
- the height of the first end of the second press protrusion in the first direction in the pressing direction is higher than the height of the second end of the second press protrusion in the first direction in the pressing direction.
- the second end and the second end of the second press protrusion are disposed between the first end of the press protrusion and the first end of the second press protrusion.
- the cutting inner periphery of the hole of the metal plate stacked adjacent to the cutting outer peripheral surface of the protruding portion of the metal plate and the pressing direction side since friction is generated between the surface and a metal joint portion is obtained, the electrical characteristics and reliability can be improved.
- metal plates made of different metals can be joined together.
- the metal plate can be softened by plating at least one of the metal plates, the metal plate can be easily cut by applying a force exceeding the yield stress of the metal plate. Can do.
- metal plates having different plate thicknesses can be joined together.
- the projecting portion is pushed toward the shorter width of the hole, a normal load is generated on the cut surface, thereby promoting the joining of the metal joint portion.
- electrical characteristics and reliability can be improved.
- two metal joints can be obtained with one uncut line interposed therebetween, and the electrical characteristics and reliability can be further improved.
- FIG. 3 is a P1 arrow view of the metal joined body shown in FIG. 2.
- FIG. 3 is a P2 arrow view of the metal joined body shown in FIG. 2.
- FIG. 3 is a cross-sectional view of the metal joined body shown in FIG. 2 taken along the line II.
- FIG. 3 is a cross-sectional view of the metal joined body shown in FIG. 2 taken along the line II-II.
- It is a top view of the 1st type
- FIG. 9 is a cross-sectional view taken along the line III-III of the metal bonding apparatus shown in FIG. 8 in a state before pressing the metal bonded body.
- FIG. 9 is a cross-sectional view taken along the line III-III of the metal bonding apparatus shown in FIG. 8 in a state where the metal bonded body is pressed.
- the metal joined body 1 includes, for example, three metal plates 10, 11, and 12 made of the same metal. As shown in FIG. 5, the metal bonded body 1 includes projecting portions 13, 14, 15, holes 16, 17, 18, and a metal bonded portion 19 (FIG. 6).
- the protrusion 13 is provided on the metal plate 10.
- the protrusion 14 is provided on the metal plate 11.
- the protrusion 15 is provided on the metal plate 12.
- each of the protrusions 13 to 15 passes through the side away from the non-cutting line L1 from one end of the non-cutting line L1 in a state where the three metal plates 10 to 12 are overlapped.
- the three metal plates 10 to 12 are cut along the cutting line L2 extending to the other end of the metal plate, and at the same time, the portion surrounded by the cutting line L2 and the non-cutting line L1 of the two metal plates 10 to 12 is pressed (pressed). By doing so, it protrudes in the pressing direction Y1.
- two cutting lines L2 are provided across one non-cutting line L1.
- the hole 16 is formed by providing the protruding portion 13 on the metal plate 10.
- the hole 17 is formed by providing the protruding portion 14 on the metal plate 11.
- the hole 18 is formed by providing the protruding portion 15 on the metal plate 12.
- the protrusions 13 and 14 of the remaining metal plates 10 and 11 excluding the metal plate 12 on the most pressing direction Y1 side are respectively up to the holes 17 and 18 of the metal plates 11 and 12 stacked adjacent to the pressing direction Y1. It is pushed in. Thereby, the cut outer peripheral surface of the protrusion 13 is pushed in while being rubbed against the cut inner peripheral surface of the hole 17, and the cut outer peripheral surface of the protrusion 14 is pushed in while being rubbed against the cut inner peripheral surface of the hole 18.
- FIGS. A metal joint 19 is obtained. It can be seen from FIG. 7 that the metals are joined together without any gaps. Further, the shape of the projecting portions 13 to 15 is deformed by pressing. As a result of this deformation, friction also occurs in the portion where the protrusions 13 and 14 overlap and the portion where the protrusions 14 and 15 overlap, and the metal joint 20 (FIG. 5) is obtained. By integrating the metals, it is possible to improve electrical resistance and bonding strength.
- the cutting outer peripheral surfaces of the protruding portions 13 and 14 of the metal plates 10 and 11 and the holes 17 and 18 of the metal plates 11 and 12 adjacent to the pressing direction Y1 are cut. Since friction is generated between the inner peripheral surface and the metal joint portion 19, the electrical characteristics and reliability can be improved.
- the metal joined body 1 described above since the three metal plates 10 to 12 can be joined to each other by a general pressing process, no special equipment for obtaining a metal bond is required. Cost up can be avoided.
- the cutting line L2 is provided so that the widths of the protrusions 13 to 15 and the holes 16 to 18 in the non-cutting line direction Y2 become shorter as they approach the non-cutting line L1. . That is, a portion surrounded by the non-cutting line L1 and the cutting line L2 is formed in a trapezoidal shape with the non-cutting line L1 as an upper side.
- two cutting lines L2 are provided with one non-cutting line L1 interposed therebetween.
- two metal joints 19 can be obtained with one non-cutting line L1 interposed therebetween, so that the electrical characteristics and the reliability can be further improved.
- the metal bonding apparatus 2 includes a first mold 22, a second mold 21, and a guide 23.
- the second die 21 is provided in a rectangular parallelepiped shape, for example, and two press holes 24 are provided on the upper surface thereof.
- Each of the press holes 24 is provided in the same trapezoidal shape as the portion surrounded by the non-cutting line L1 and the cutting line L2 of the metal plates 10 to 12, and the depth becomes shallower as it approaches the non-cutting line L1. Is provided.
- the depth of the portion corresponding to the non-cutting line L1 of the press hole 24 is set to 0 or a depth that does not cut the non-cutting line L1 of the metal plates 10 to 12.
- the opening ⁇ (FIG. 9) of the two press holes 24 needs to be increased. If this opening degree ⁇ is larger than 15 °, normal stress sufficient to cut three or more metal plates together by the second mold 21 and the first mold 22 described later can be applied.
- the first mold 22 is provided in a bar shape.
- the shape seen from the upper surface of the first mold 22 is formed in a bow tie shape in which the short sides of two trapezoids are connected to each other.
- Two press protrusions 25 are provided at the tip of the first die 22 in the pressing direction Y1.
- Each of the two press protrusions 25 is provided in a shape that fits into the two press holes 24.
- the two press protrusions 25 are also provided so that the protrusion height in the pressing direction Y1 becomes lower as it approaches the non-cutting line L1.
- the guide 23 is provided in a rectangular parallelepiped shape, for example, and a guide hole 26 penetrating in the pressing direction Y1 is provided.
- the guide hole 26 is provided in a bow tie shape so that the first mold 22 can be fitted therein, and guides the first mold 22 in the pressing direction Y1.
- the metal plates 10 to 12 are moved to the cutting line L2 by the edge along the cutting line L2 of the press protrusion 25 and the edge along the cutting line L2 of the press hole 24. Cut along.
- a portion surrounded by the cutting line L2 and the non-cutting line L1 of the metal plates 10 to 12 is pressed in the pressing direction Y1, and the protruding portion 13 of the metal plate 10 is pushed into the hole 17 of the metal plate 11, and the metal plate 11 protrusions 14 are pushed into the holes 18 of the metal plate 12, and the cut outer peripheral surfaces of the protrusions 13 and 14 and the cut inner peripheral surfaces of the holes 17 and 18 adhere to each other to obtain a metal joint 19.
- the metal plates 10 to 12 can be bonded to each other by a general pressing process, special equipment for obtaining metal bonding is unnecessary, and the cost of parts is increased. Can be avoided.
- the metal bonded body 1 is provided by bonding the three metal plates 10 to 12, but the present invention is not limited to this.
- the metal joined body 1 may be provided by joining three or more metal plates.
- the metal joined body 1 joins the metal plates 10 to 12 made of the same metal, but the present invention is not limited to this. If three or more metal plates can be pressed and cut, it was confirmed that different metals such as tin, zinc, gold and silver can be metal-bonded. That is, at least two of the three or more metal plates may be made of different types of different metals.
- At least one of the three or more metal plates may be plated with tin, zinc, gold, silver or the like. Since the metal plate can be softened by plating at least one of the metal plates in this way, the metal plate can be easily cut by applying a force exceeding the yield stress of the metal plate.
- the metal joined body 1 joins the metal plates 10 to 12 having the same thickness, but the present invention is not limited to this. If three or more metals can be pressed and cut, it has been confirmed that metal plates having different plate thicknesses can be joined together. That is, at least two of the three or more metal plates have different plate thicknesses.
- the cutting line L2 is provided such that the widths of the protruding portions 13 to 15 and the holes 16 to 18 in the non-cutting line direction Y2 become shorter as the width approaches the non-cutting line L1.
- the present invention is not limited to this.
- the widths of the protrusions 13 to 15 and the holes 16 to 18 in the non-cutting line direction Y2 may be set constant.
- the two cutting lines L2 are provided across the single non-cutting line L1, but the present invention is not limited to this.
- one cutting line L2 may be provided for one non-cutting line L1.
- the metal plates 10 to 12 are only cut and pressed.
- the metal plates 10 to 12 are cut, simultaneously with the pressing, or heated after the cutting and pressing.
- the mutual diffusion of the metal plates 10 to 12 may be aimed at. Thereby, the range of metal joining can be expanded and strong joining can be achieved.
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Abstract
Description
即ち、非切断線L1及び切断線L2で囲まれた部分が、非切断線L1を上辺とした台形状に形成されている。
同図に示すように、金属接合装置2は、第1の型22と、第2の型21と、ガイド23と、から構成されている。
その後、図11に示すように、第1の型22をガイド23のガイド穴26に沿って押圧方向Y1に移動させて、第2の型21と第1の型22との間に金属板10~12を挟む。
10 金属板
11 金属板
12 金属板
13 突出部
14 突出部
15 突出部
16 穴
17 穴
18 穴
19 金属接合部
21 第2の型
22 第1の型
24 プレス穴
25 プレス突起
L1 非切断線
L2 切断線
Y1 押圧方向
Y2 非切断方向
Claims (10)
- 金属接合体であって、
第1穴が形成された第1金属板と、
第2穴が形成された第2金属板と、
前記第1金属板と前記第2金属板との間に挟まれた、第3穴が形成された第3金属板と、
前記第1金属板と一体に設けられ、前記第1穴を画成する前記第1金属板の端面の一部から延出し、前記第3金属板の側へ屈曲され、前記第3穴に嵌合された、第1突出部と、
前記第3金属板と一体に設けられ、前記第3穴を画成する前記第3金属板の端面の一部から延出し、前記第2金属板の側へ屈曲され、前記第2穴に嵌合された、第2突出部と、
前記第1突出部と前記第3穴を画成する前記第3金属板の端面とが接合する第1金属接合部と、
前記第2突出部と前記第2穴を画成する前記第2金属板の端面とが接合する第2金属接合部と、
を具備して成り、
前記第1金属板、前記第2金属板、および前記第3金属板は、積層され、
前記第1突出部は前記第2突出部と同じ形状を有し、
前記第1突出部は前記第2突出部と積層される。 - 請求項1に記載された金属接合体であって、
前記第1金属板、前記第2金属板、および前記第3金属板のうち少なくとも2つは、互いに異なる種類の金属で構成される。 - 請求項1または2に記載された金属接合体であって、
前記第1金属板、前記第2金属板、および前記第3金属板のうち少なくとも1つは、メッキされている。 - 請求項1から3の何れかに記載された金属接合体であって、
前記第1金属板、前記第2金属板、および前記第3金属板のうち少なくとも2つの厚さは、互いに異なる。 - 請求項1から4のいずれかに記載された金属接合体であって、
前記第1突出部の延出方向と直交する方向の幅は、該延出方向に従って長くなり、
前記第2突出部の該延出方向と直角な方向の幅は、該延出方向に従って長くなる。 - 請求項1から5のいずれかに記載された金属接合体であって、
前記第1金属板に第4穴が形成され、
第3突出部が前記第4穴を画成する前記第1金属板の端面の一部から延出され、
前記第1突出部と前記第3突出部とは、前記第1穴と前記第4穴との間の部分から延出される。 - 金属接合方法であって、
第1部分を含む第1金属板、該第1部分と同形状の第2部分を含む第2金属板、および該第2部分と同形状の第3部分を含む第3金属板を、該第3金属板が該第1金属板と該第2金属板との間に配置され、該第1部分、該第2部分、および該第3部分が重なるように、積層し、
前記第1金属板の第1部分を、該第1部分の外周の一部が切断されて該第1部分が前記第3金属板の側へ屈曲され、該第3部分の外周の一部が切断されて該第3部分が前記第2金属板の側へ屈曲され、該第2部分の外周の一部が切断されて該第2部分が前記第2金属板と反対の側へ屈曲され、該第1部分が該第3金属板の被切断面と接触し、該第3部分が該第2金属板の被切断面と接触するように、押圧する。 - 金属接合装置であって、
押圧方向と直交する第1方向の第1端における該押圧方向の高さが、該第1方向において該第1端と反対の第2端における該押圧方向の高さより高い、金属板を押圧するプレス突起を有する、第1型と、
前記プレス突起に対応する形状を有するプレス穴が形成された、第2型と、
を具備して成る。 - 請求項8に記載された金属接合装置であって、
前記押圧方向と前記第1方向とに直交する第2方向における、前記第1端の長さは、該第2方向における前記第2端の長さより長い。 - 請求項8または9に記載された金属接合装置であって、
前記第1型は、第2プレス突起を有し、
前記第2型は、前記第2プレス突起に対応する形状を有する第2プレス穴が形成され、
前記第2プレス突起の前記第1方向における第1端の前記押圧方向の高さは、前記第2プレス突起の前記第1方向における第2端の前記押圧方向の高さより高く、
前記プレス突起の第2端と前記第2プレス突起の第2端とは、前記プレス突起の第1端と前記第2プレス突起の第1端との間に配置される。
Priority Applications (3)
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US13/255,552 US20110318598A1 (en) | 2009-03-10 | 2010-03-10 | Joined metal member, metal joining method and metal joining apparatus |
DE112010002347T DE112010002347T5 (de) | 2009-03-10 | 2010-03-10 | Metallverbundelement, Metallverbindungsverfahren und Metallverbindungsvorrichtung |
CN2010800118501A CN102348519A (zh) | 2009-03-10 | 2010-03-10 | 金属接合件、金属接合方法以及金属接合装置 |
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JP2009056309A JP5461853B2 (ja) | 2009-03-10 | 2009-03-10 | 金属接合体、金属接合方法、及び、金属接合装置 |
JP2009-056309 | 2009-03-10 |
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- 2010-03-10 US US13/255,552 patent/US20110318598A1/en not_active Abandoned
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- 2010-03-10 WO PCT/JP2010/054055 patent/WO2010104134A1/ja active Application Filing
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Also Published As
Publication number | Publication date |
---|---|
CN102348519A (zh) | 2012-02-08 |
JP5461853B2 (ja) | 2014-04-02 |
US20110318598A1 (en) | 2011-12-29 |
JP2010207852A (ja) | 2010-09-24 |
DE112010002347T5 (de) | 2012-07-05 |
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