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WO2008072380A1 - Procédé et structure servant à relier des éléments - Google Patents

Procédé et structure servant à relier des éléments Download PDF

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Publication number
WO2008072380A1
WO2008072380A1 PCT/JP2007/001398 JP2007001398W WO2008072380A1 WO 2008072380 A1 WO2008072380 A1 WO 2008072380A1 JP 2007001398 W JP2007001398 W JP 2007001398W WO 2008072380 A1 WO2008072380 A1 WO 2008072380A1
Authority
WO
WIPO (PCT)
Prior art keywords
main
main member
auxiliary
hole
end portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2007/001398
Other languages
English (en)
Japanese (ja)
Inventor
Hiroshi Fukuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hino Motors Ltd
Original Assignee
Hino Motors Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2007016943A external-priority patent/JP4972417B2/ja
Application filed by Hino Motors Ltd filed Critical Hino Motors Ltd
Priority to US12/518,142 priority Critical patent/US7954692B2/en
Publication of WO2008072380A1 publication Critical patent/WO2008072380A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B23K20/12—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding
    • B23K20/122—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating the heat being generated by friction; Friction welding using a non-consumable tool, e.g. friction stir welding
    • B23K20/1225—Particular aspects of welding with a non-consumable tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J15/00—Riveting
    • B21J15/02—Riveting procedures
    • B21J15/027—Setting rivets by friction heating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/063—Friction heat forging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K25/00—Uniting components to form integral members, e.g. turbine wheels and shafts, caulks with inserts, with or without shaping of the components
    • B21K25/005—Uniting components to form integral members, e.g. turbine wheels and shafts, caulks with inserts, with or without shaping of the components by friction heat forging
    • 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
    • B23K2101/04—Tubular or hollow articles

Definitions

  • the present invention relates to a member joining method and structure.
  • Friction stir welding is a method for connecting members to be joined together without melting them (see, for example, Patent Document 1).
  • an object to be bonded is placed on a support tool, which is a backing member, and pressed against the object to be bonded while rotating the bonding tool.
  • the bonding tool is moved away from the object to be bonded, and the part where the material is assimilated is cured.
  • the members to be joined are joined to each other.
  • the welding tool includes a cylindrical shoulder portion, and a short cylindrical shape that is coaxially connected to the shoulder portion and protrudes toward the tip of the tool, and has a smaller outer diameter than the shoulder portion.
  • Patent Document 1 Japanese Patent Laid-Open No. 2 0 0 4 _ 1 3 6 3 6 5
  • Patent Document 2 Japanese Patent Laid-Open No. 2 0 2 _ 1 3 7 0 7 1
  • the shape of the cross section that connects the two face plates with ribs is more rigid than the single piece due to the joint of the face plate and ribs, but sometimes it is necessary to locally increase the shape rigidity. Is done.
  • the present invention has been made in view of the above-described circumstances, and an object thereof is to provide a member joining method and structure suitable for reinforcing a shape member.
  • holes are formed so that holes are opposed to each of the first part of the main member and the second part facing the main part, and auxiliary members are provided in these holes. Insert the tip part into the hole in the second part of the main member and the base part into the hole in the first part of the main part, and press it against the tip of the auxiliary member while rotating the welding tool. The second part of the main member is sandwiched in the thickness direction of the auxiliary member material softened by frictional heat and plastic flow, and then the welding tool is pulled away from the main member to harden the plastic flow part of the auxiliary member.
  • the welding tool is pressed against the base end of the auxiliary member while rotating, and the first part of the main member is sandwiched in the member thickness direction with the material of the auxiliary member softened by frictional heat and plastic flow. Pull away from the main member to assist Harden the plastic flow part of the member.
  • a main member in which holes facing each of the first place and the second place are formed, and a distal end portion enters the hole in the second place of the main member and is the base end
  • An auxiliary member whose part is inserted into the hole at the first location of the main member, and both the distal end portion and the proximal end portion of the auxiliary member are connected to the first and second portions of the main member by frictional heat and plastic flow.
  • a configuration is adopted in which the portions are sandwiched in the thickness direction of the member.
  • a main member in which holes facing each of the first part and the second part are formed, and a distal end part enters the hole of the second part of the main member and a proximal end part Includes an auxiliary member that has entered the hole at the first location of the main member, and a flange that is provided at the proximal end portion of the auxiliary member so as to be able to engage with the first location.
  • Both the base end portions have a configuration in which the first and second portions of the main member are sandwiched in the member thickness direction by frictional heat and plastic flow.
  • a main member in which holes facing each of the first part and the second part are formed, and a distal end part enters the hole in the second part of the main member and a proximal end part Is the main
  • Both the front end portion and the base end portion of the member are formed so as to sandwich the first and second portions of the main member and the additional member in the member thickness direction by frictional heat and plastic flow.
  • a main member in which holes facing each of the first part and the second part are formed, and a distal end part enters the hole in the second part of the main member and a proximal end part Includes an auxiliary member that has entered the hole at the first location of the main member, and an additional member that is fitted on either the proximal end portion or the distal end portion of the auxiliary member and contacts the main member.
  • Both the front end and the base end of the auxiliary member are shaped so that the first and second portions of the main member are sandwiched in the member thickness direction by frictional heat and plastic flow, and are assimilated to the additional member. .
  • a main member in which holes facing each of the first part and the second part are formed, and a distal end part enters the hole in the second part of the main member and a proximal end part Is inserted into the hole at the first location of the main member, a first additional member that is fitted on the base end portion of the auxiliary member and is in contact with the main member, and is fitted on the distal end portion of the auxiliary member.
  • a second additional member abutting on the main member, and both the distal end portion and the proximal end portion of the auxiliary member are connected to the first, second, and second portions of the main member by frictional heat and plastic flow.
  • a main member in which holes facing each of the first part and the second part are formed, and a distal end part enters the hole in the second part of the main member and a proximal end part Is inserted into the hole at the first location of the main member, a first additional member that is fitted on the base end portion of the auxiliary member and is in contact with the main member, and is fitted on the distal end portion of the auxiliary member.
  • a second additional member that abuts the main member, and both the distal end portion and the proximal end portion of the auxiliary member are subjected to frictional heat and plastic flow so that the first and second portions of the main member are member thicknesses. It is shaped so as to be sandwiched in the direction, and it is assimilated to the first and second additional members.
  • FIG. 1 is a conceptual diagram showing a construction procedure of a first example of the member joining structure of the present invention.
  • FIG. 2 is a conceptual diagram showing a construction procedure of a second example of the member joining structure of the present invention.
  • FIG. 3 is a conceptual diagram showing a construction procedure of a third example of the member joining structure of the present invention.
  • FIG. 4 is a conceptual diagram showing a construction procedure of a fourth example of the member joining structure of the present invention.
  • FIG. 5 is a conceptual diagram showing a construction procedure of a fifth example of the member joining structure of the present invention.
  • FIG. 6 is a conceptual diagram showing a construction procedure of a sixth example of the member joining structure of the present invention.
  • FIG. 7 is a conceptual diagram showing another example of the construction procedure related to the member joining structure of the present invention.
  • FIG. 1 is a first example of a member joining structure according to the present invention, in which a backing member 2 having a recess 1 and a short cylindrical pin portion 3 are coaxial with a tip end surface of a cylindrical shoulder portion 4.
  • a round bar-shaped auxiliary member 7 is joined to a main member 6 which is a hollow member having a rectangular cross section, using a joining tool 5 connected to.
  • the auxiliary member 7 is made of an aluminum alloy, and the main member 6, the backing member 2, and the joining tool 5 are made of steel that is harder and higher in softening temperature than the aluminum alloy.
  • Holes 9a and 9b are formed in the first portion 8a of the main member 6 and the second portion 8b facing each other, and the base end of the auxiliary member 7 is formed in the concave portion 1 of the backing member 2.
  • the main member 6 so that the proximal end portion of the auxiliary member 7 enters the hole 9a of the first portion 8a and the distal end portion of the auxiliary member 7 enters the hole 9b of the second portion 8b.
  • the welding tool 5 is made to face the tip of the auxiliary member 7 (see FIG. 1 (a)).
  • the shape of the holes 9a, 9b may be a round hole drilled if the auxiliary member 7 is a round bar, and if the auxiliary member 7 is a square bar or plate, Matched holes 9 a and 9 b are drilled at the respective locations 8 a and 8 b by machining or the like.
  • the pin 3 of the rotating welding tool 5 is attached to the tip of the round bar-shaped auxiliary member 7.
  • the auxiliary member 7 may turn in the circumferential direction at first.
  • the rotation of the auxiliary member 7 is accommodated with the softening of the material, but a method of suppressing the rotation of the auxiliary member 7 using mechanical means such as a clamp can also be adopted.
  • the buckling deformation does not occur at the third portion 8 c and the fourth portion 8 d between the first portion 8 a and the second portion 8 b of the main member 6.
  • the joining tool 5 is pulled away from the auxiliary member 7, and the plastic flow region of the auxiliary member 7 sandwiching the second portion 8b of the main member 6 around the hole 9b in the member thickness direction is determined. After curing, remove the base end portion of the auxiliary member 7 from the backing member 2, turn the main member 6 and the auxiliary member 7 in the opposite direction, and receive the tip deformation part of the auxiliary member 7 with the backing member (not shown). The welding tool 5 is made to face the proximal end portion of the auxiliary member 7.
  • the pressing force of the welding tool 5 is transmitted to the second location 8b via the auxiliary member 7, so that the first location 8a and the second location 8b of the main member 6 are located between the first location 8b and the second location 8b. No buckling deformation occurs at the third portion 8c or the fourth portion 8d.
  • the hole 12 in the tip portion and the hole 13 in the base end portion of the auxiliary member 7 formed after the pin portion 3 of the welding tool 5 is recessed are ported as separate members if female threads are processed. Can be used for fastening.
  • FIG. 2 shows a second example of the member joining structure of the present invention.
  • the parts denoted by the same reference numerals as those in FIG. 1 represent the same items.
  • the flat backing member 14 and the joining tool 5 described above are used to hit the first member 8a on the main member 6 which is a hollow member having a rectangular cross section.
  • a round bar-shaped auxiliary member 16 having a flange 15 to be in contact with the base end portion is joined.
  • the auxiliary member 16 is made of an aluminum alloy, and the backing member 14 is made of steel that is harder and higher in softening temperature than the aluminum alloy.
  • the backing member 1 4 receives the flange 15 of the auxiliary member 1 6 and the hole 9a of the first portion 8a receives the base end portion of the auxiliary member 16 and the hole of the second portion 8b.
  • 9 b Place the main member 6 so that the tip of the auxiliary member 1 6 enters the b, place the first part 8 a on the flange 15 and place the welding tool 5 relative to the tip of the auxiliary member 1 6 (Fig. 2 (See a).)
  • the auxiliary member 16 may initially rotate in the circumferential direction.
  • the rotation of the auxiliary member 16 may be suppressed by using a mechanical means such as a force clamp that is accommodated by the softening of the material.
  • a mechanical means such as a force clamp that is accommodated by the softening of the material.
  • the joining tool 5 is pulled away from the auxiliary member 16 and the plastic flow site of the auxiliary member 16 holding the second portion 8b of the main member 6 around the hole 9b in the member thickness direction.
  • the base member of the auxiliary member 7 is removed from the backing member 2, the main member 6 and the auxiliary member 16 are turned in the reverse direction, and the tip deformed portion of the auxiliary member 1 6 is the backing member. (Not shown) and place the welding tool 5 against the flange 15 of the auxiliary member 16.
  • the pressing force of the welding tool 5 is transmitted to the second location 8b via the auxiliary member 16 and therefore, the first force 8a and the second location 8b of the main member 6 are located between the first location 8b and the second location 8b. No buckling deformation occurs at the third portion 8c or the fourth portion 8d.
  • the joining tool 5 is pulled away from the auxiliary member 16 and the plastic flow site of the auxiliary member 16 holding the first portion 8a of the main member 6 around the hole 9a in the member thickness direction. Is cured (see Fig. 2 (d)).
  • the second portion 8b of the main member 6 is sandwiched between the distal end portion of the plastically flowable auxiliary member 16 and, similarly, the proximal end portion or flange of the plastic member 16 is plastically flowed.
  • the rigidity of the main member 6 is locally increased.
  • the auxiliary member 16 formed after the pin portion 3 of the welding tool 5 is indented, the hole 1 9 at the distal end portion and the hole 2 0 at the proximal end portion are ports of different members if female threads are processed. Can be used for fastening.
  • FIG. 3 shows a third example of the member joining structure according to the present invention.
  • the same reference numerals as those in FIG. 1 denote the same parts.
  • the additional member 24 is made of steel.
  • the joining tool 5 is pulled away from the auxiliary member 7, and the auxiliary member sandwiching the first portion 8a of the additional member 24 and the main member 6 in the member thickness direction around the hole 9a. 7 plastic flow sites are hardened (see Fig. 3 (b)).
  • the second portion 8b of the main member 6 is sandwiched between the distal end portion of the auxiliary member 7 plastically flowed, and the additional member 2 4 and the main member 6 are also formed at the proximal end portion of the auxiliary member 7 plastically flowed. Since the first portion 8a of the member 6 is sandwiched, the rigidity of the main member 6 is locally increased, and at the same time, the mounting of the additional member 24 is completed, so that the member assembling process is reduced.
  • FIG. 4 shows a fourth example of the member joining structure of the present invention.
  • the parts denoted by the same reference numerals as those in FIG. 1 represent the same items.
  • This additional member 21 is made of an aluminum alloy.
  • the joining tool 5 is pulled away from the auxiliary member 7 and the additional member 21 to harden the anabolic layer 22 which is a plastic flow site (see FIG. 4 (b)).
  • the member assembly process will be reduced.
  • the hole 1 2 and the hole 2 3 of the base end portion of the auxiliary member 7 formed after the pin portion 3 of the welding tool 5 is recessed are ported as separate members if female threads are processed. Can be used for fastening.
  • FIG. 5 shows a fifth example of the member joining structure of the present invention.
  • the parts denoted by the same reference numerals as those in FIG. 3 represent the same items.
  • the additional member 26 made of steel is externally fitted to the tip of the auxiliary member 7, and the additional member 26 is The second portion 8 b of the main member 6 is sandwiched between the auxiliary members 7 that have been plastically flowed.
  • the hole 2 7 in the distal end portion and the hole 2 5 in the proximal end portion of the auxiliary member 7 formed after the pin portion 3 of the welding tool 5 is indented can be formed as a separate member by applying female threads. Can be used for fastening.
  • FIG. 6 shows a sixth example of the member joining structure according to the present invention.
  • the portions denoted by the same reference numerals as those in FIG. 4 represent the same items.
  • the additional member 2 8 made of an aluminum alloy is externally fitted to the tip of the auxiliary member 7, and the main member 6
  • the second portion 8b is sandwiched between the assimilated layer 29 of the auxiliary member 7 and the additional member 21 that have been plastically flowed.
  • the hole 30 of the distal end portion and the hole 2 3 of the proximal end portion of the auxiliary member 7 formed after the pin portion 3 of the welding tool 5 is recessed are ported as separate members if female threads are processed. Can be used for fastening.
  • FIG. 7 is another example of the construction procedure related to the member joining structure of the present invention.
  • the same reference numerals as those in FIG. 1 denote the same parts.
  • the member joining method and structure of the present invention can be applied to various parts joining and assembling processes.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)

Abstract

Procédé et structure servant à relier des éléments, appropriés pour renforcer un matériau profilé. Un élément (7) de renforcement est inséré dans des trous (9a, 9b), fourni sur une première place (8a) et sur une deuxième place (8b) d'un élément principal (6), de telle sorte que l'extrémité avant de l'élément (7) de renforcement pénètre à travers la deuxième place (8b) et l'extrémité de base de l'élément (7) de renforcement se projette vers l'extérieur depuis la première place (8a). Tout en étant pivoté, un outil (5) de liaison est pressé contre l'extrémité avant de l'élément (7) de renforcement pour le ramollir à l'aide de chauffage par friction et d'écoulement plastique. Ensuite, le matériau ramolli de l'élément (7) de renforcement est déformé et est entré de force depuis le trou (9b) dans le côté interne de l'élément principal (6), l'outil (5) de liaison est enlevé de l'élément principal (6), et on laisse la partie d'écoulement plastique de l'élément (7) de renforcement se solidifier. En variante, tout en étant pivoté, l'outil (5) de liaison est pressé contre l'extrémité avant de l'élément (7) de renforcement pour le ramollir à l'aide de chauffage par friction et d'écoulement plastique, le matériau ramolli de l'élément (7) de renforcement est entré de force depuis le trou (9b) dans le côté interne de l'élément principal (6) tout en laissant l'élément (7) de renforcement se déformer, l'outil (5) de liaison est enlevé de l'élément principal (6) et on laisse la partie d'écoulement plastique de l'élément (7) de renforcement se solidifier.
PCT/JP2007/001398 2006-12-15 2007-12-14 Procédé et structure servant à relier des éléments Ceased WO2008072380A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US12/518,142 US7954692B2 (en) 2006-12-15 2007-12-14 Structure and method for joining members of structure via friction stir processing

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2006-339029 2006-12-15
JP2006339029 2006-12-15
JP2007016943A JP4972417B2 (ja) 2006-12-15 2007-01-26 部材接合方法及び構造
JP2007-016943 2007-01-26

Publications (1)

Publication Number Publication Date
WO2008072380A1 true WO2008072380A1 (fr) 2008-06-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/001398 Ceased WO2008072380A1 (fr) 2006-12-15 2007-12-14 Procédé et structure servant à relier des éléments

Country Status (1)

Country Link
WO (1) WO2008072380A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20080438A1 (it) * 2008-08-06 2010-02-07 Univ Bologna Alma Mater Sistema di giunzione di corpi mediante la tecnica di saldatura a frizione e rimescolamento (friction stir welding - fsw), elemento strutturale di giunzione di corpi e procedimento di giunzione relativo.
JP2017226012A (ja) * 2012-07-13 2017-12-28 ヘンロブ・リミテッド スポット接合装置及び方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52123358A (en) * 1976-04-09 1977-10-17 Shigeru Kimura Frictional welding method
JPH11179569A (ja) * 1997-12-19 1999-07-06 Nippon Light Metal Co Ltd サンドイッチパネル
JP2000141066A (ja) * 1998-11-02 2000-05-23 Unipres Corp 接合方法
JP2003266183A (ja) * 2002-03-12 2003-09-24 Denso Corp 摩擦撹拌接合法
JP2003266184A (ja) * 2002-03-15 2003-09-24 Shin Meiwa Ind Co Ltd 中空の組立構造物及び航空機の動翼
JP2004017084A (ja) * 2002-06-14 2004-01-22 Honda Motor Co Ltd リベット締結方法およびリベット締結装置
JP2004106037A (ja) * 2002-09-20 2004-04-08 Hitachi Ltd 金属材料の結合方法
JP2006136906A (ja) * 2004-11-10 2006-06-01 Honda Motor Co Ltd 積層部接合方法
JP2006289409A (ja) * 2005-04-08 2006-10-26 Honda Motor Co Ltd 積層部接合方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52123358A (en) * 1976-04-09 1977-10-17 Shigeru Kimura Frictional welding method
JPH11179569A (ja) * 1997-12-19 1999-07-06 Nippon Light Metal Co Ltd サンドイッチパネル
JP2000141066A (ja) * 1998-11-02 2000-05-23 Unipres Corp 接合方法
JP2003266183A (ja) * 2002-03-12 2003-09-24 Denso Corp 摩擦撹拌接合法
JP2003266184A (ja) * 2002-03-15 2003-09-24 Shin Meiwa Ind Co Ltd 中空の組立構造物及び航空機の動翼
JP2004017084A (ja) * 2002-06-14 2004-01-22 Honda Motor Co Ltd リベット締結方法およびリベット締結装置
JP2004106037A (ja) * 2002-09-20 2004-04-08 Hitachi Ltd 金属材料の結合方法
JP2006136906A (ja) * 2004-11-10 2006-06-01 Honda Motor Co Ltd 積層部接合方法
JP2006289409A (ja) * 2005-04-08 2006-10-26 Honda Motor Co Ltd 積層部接合方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20080438A1 (it) * 2008-08-06 2010-02-07 Univ Bologna Alma Mater Sistema di giunzione di corpi mediante la tecnica di saldatura a frizione e rimescolamento (friction stir welding - fsw), elemento strutturale di giunzione di corpi e procedimento di giunzione relativo.
JP2017226012A (ja) * 2012-07-13 2017-12-28 ヘンロブ・リミテッド スポット接合装置及び方法
US10464122B2 (en) 2012-07-13 2019-11-05 Atlas Copco Ias Uk Limited Spot-joining apparatus and methods
US10695822B2 (en) 2012-07-13 2020-06-30 Atlas Copco Ias Uk Limited Blind riveting apparatus and methods

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