WO2002016071A1 - Procede et installation de soudage hybride laser-arc utilisant un laser a diodes de puissance - Google Patents
Procede et installation de soudage hybride laser-arc utilisant un laser a diodes de puissance Download PDFInfo
- Publication number
- WO2002016071A1 WO2002016071A1 PCT/FR2001/002523 FR0102523W WO0216071A1 WO 2002016071 A1 WO2002016071 A1 WO 2002016071A1 FR 0102523 W FR0102523 W FR 0102523W WO 0216071 A1 WO0216071 A1 WO 0216071A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- welding
- laser beam
- laser
- welding method
- arc
- Prior art date
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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
- B23K26/123—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
-
- 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
- B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
- B23K26/123—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
- B23K26/125—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases of mixed gases
-
- 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
- B23K26/21—Bonding by welding
- B23K26/24—Seam welding
- B23K26/30—Seam welding of three-dimensional seams
- B23K26/302—Seam welding of three-dimensional seams of helicoidal seams
-
- 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
- B23K26/346—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding
- B23K26/348—Working by laser beam, e.g. welding, cutting or boring in combination with welding or cutting covered by groups B23K5/00 - B23K25/00, e.g. in combination with resistance welding in combination with arc heating, e.g. TIG [tungsten inert gas], MIG [metal inert gas] or plasma welding
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/18—Sheet panels
- B23K2101/185—Tailored blanks
-
- 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
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
-
- 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
- B23K2103/02—Iron or ferrous alloys
- B23K2103/04—Steel or steel alloys
- B23K2103/05—Stainless steel
-
- 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
- B23K2103/08—Non-ferrous metals or alloys
- B23K2103/10—Aluminium or alloys thereof
Definitions
- the present invention relates to a hybrid welding method and installation combining a laser beam and an electric arc, in particular a plasma arc, said laser beam being generated by a diode laser.
- a photonic flux such as welding with a CO 2 or YAG laser beam.
- Welding processes using an electric arc have the advantage of being inexpensive but lead to limited productivity: low welding speed, significant deformation of the parts to be assembled, especially for small thicknesses, etc.
- gaseous or solid lasers are high, in terms of electrical efficiency and various consumables, such as optics, the laser excitation system, etc.
- the hybrid welding processes are, by the performances which they make it possible to obtain, in particular in terms of welding speed, more and more used in the sectors of industry requiring mass productions of parts. , that is to say high production yields, for example the automobile industry.
- a plasma-laser welding process or more generally laser-arc welding, is a hybrid or mixed welding process which associates electric arc welding with a laser beam.
- the arc-laser method consists in generating an electric arc between an electrode, fusible or non-fusible, and the workpiece, and in focusing a power laser beam in the arc zone, i.e. at the level or in the joint plane obtained by edge-to-edge or lap joint of the parts to be welded together.
- a hybrid process makes it possible to considerably improve the welding speeds compared to laser welding alone or to arc or plasma welding alone, and also makes it possible to significantly increase the positioning tolerances.
- front edges welding as well as the tolerated play between the edges to be welded, in particular compared to welding by laser beam only which requires a high precision of positioning of the parts to be welded because of the small size of the focal point of the laser beam.
- the implementation of a plasma-laser process, and more generally of an arc-laser process requires the use of a welding head which makes it possible to combine in a reduced space the laser beam and its focusing device, as well as a suitable welding electrode.
- the laser beam and the electric or plasma arc jet can be delivered 'by a single welding head, that is to say, they exit through the same orifice, or else through two separate welding heads, one delivering the laser beam and the other the electric arc or the plasma jet, these are joining in the welding area.
- Hybrid arc-laser processes are known to be perfectly suited for welding tailored blanks for the automotive industry, as they allow a well-welded bead free from gutters, as recalled in EP- documents.
- A-782489 or Laser plus arc equals power, Industrial Laser Solutions, February 1999, p.28-30.
- an assist gas to assist the laser beam and protect the welding area from external aggressions and a gas for the electric arc, in particular a plasma gas used to create the arc plasma jet, in the case of an arc-plasma process.
- the object of the invention is then to propose a process and a hybrid welding installation whose cost is acceptable on an industrial level, without limiting performance too much compared to a conventional hybrid process combining an electric arc.
- the invention therefore relates to a hybrid welding process for one or more metal parts to be assembled by producing at least one solder joint on the said metal part or parts to be welded, said solder joint being obtained by using at least one laser beam and at least one electric arc, in which said laser beam is generated by means of a laser device of the power diode type.
- the method of the invention may include one or more of the following characteristics:
- the laser beam is conveyed to the welding head by at least one optical fiber.
- At least part of the welding zone is protected, comprising at least a part of said weld joint in progress with at least one protective atmosphere formed by a gas mixture consisting of argon and / or d in one grade greater than or equal to 70% by volume, and at least one additional compound chosen from H 2 , O 2 , C0 2 and N 2 in a content of 0 to 30% by volume.
- the part or parts to be welded are made of a metal or a metal alloy chosen from coated or uncoated steels, in particular structural steels, carbon steels, steels comprising on the surface a layer of zinc alloy, stainless steels, aluminum or aluminum alloys, and steels with high elastic limits.
- the electric arc is a plasma arc.
- the electrode is fusible or non-fusible.
- the electric arc is delivered by a plasma arc torch, the laser beam and said arc being delivered by a single welding head.
- the metal parts have different thicknesses, in particular the metal parts are butted sides.
- the metal parts to be assembled, intended in particular for the manufacture of butted flanks, are of the same or different thicknesses and / or chemical compositions and / or metallurgical grades.
- the parts to be welded are butted sides intended to constitute at least part of a vehicle body element.
- the two edges to be welded are the two longitudinal edges of a tube, the welding being axial or helical welding.
- the invention also relates to an installation for welding one or more metal parts to be assembled by producing at least one weld joint on said metal part or parts, said weld joint being obtained by using at least a laser beam and at least one electric arc, comprising at least one electrode for generating an electric arc and at least one laser device for generating a laser beam, characterized in that the laser device is of the power diode type.
- the electrode and the laser head are included in a single welding head delivering an electric arc and a laser beam through the same orifice.
- Solid-state diode laser sources are devices made up of a stack of diodes from semiconductor electronics.
- Each element or diode emits a beam with a maximum power of 20 to 50 Watts.
- the various beams coming from the stacking of the diodes are treated optically and combined to give a rectangular focal spot of a few millimeters.
- the energy densities achieved remain low compared to lasers of the C0 2 and Nd: YAG type, but are nevertheless sufficient for welding by conduction, that is to say by heat diffusion from the surface of the material. .
- the evolution of the powers of the elementary components, that is to say the diodes, as well as the reduction in the dimensions of the focal spot make it possible to obtain an intermediate fusion regime between the thermal conduction and a transfer mode.
- capillary type that is to say the creation of a capillary containing metal vapors and high temperature shielding gas thus transmitting energy in the thickness of the material.
- diode lasers have characteristics, in terms of welding speed and deformation of the workpieces, located between the arc welding processes and the C0 2 type lasers. and YAG.
- the extreme compactness of the diode lasers and their limited weight allow direct use of these diode lasers on a robot or any other automated welding system.
- the investment of diode lasers of the order of 2 kW is roughly equivalent to Tare welding sources and therefore much lower than the investment costs of C0 2 and YAG type laser sources.
- the combination of a high power diode laser with a source of arc welding of the TIG, MIG, MAG or plasma type, preferably plasma makes it possible to increase the productivity, in particular the welding speed and the range of weldable thicknesses, while limiting deformations, and this compared to arc or laser welding processes alone.
- the hybrid process of the invention is situated approximately between arc welding processes and laser welding processes.
- the gas mixtures are those which are obtained in the interaction zone between the or the sheets to be welded and the laser and the arc, regardless of how they were created.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
- Arc Welding In General (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002520983A JP2004525766A (ja) | 2000-08-21 | 2001-08-02 | レーザー/アーク混成溶接方法およびパワーダイオードレーザーを使用する装置 |
AU2001284097A AU2001284097A1 (en) | 2000-08-21 | 2001-08-02 | Method and installation for hybrid laser/arc welding using power-diode laser |
EP01963047A EP1313590A1 (fr) | 2000-08-21 | 2001-08-02 | Procede et installation de soudage hybride laser-arc utilisant un laser a diodes de puissance |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR00/10753 | 2000-08-21 | ||
FR0010753A FR2813031B1 (fr) | 2000-08-21 | 2000-08-21 | Procede et installation de soudage hybride laser-arc utilisant un laser a diodes de puissance |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2002016071A1 true WO2002016071A1 (fr) | 2002-02-28 |
Family
ID=8853610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/FR2001/002523 WO2002016071A1 (fr) | 2000-08-21 | 2001-08-02 | Procede et installation de soudage hybride laser-arc utilisant un laser a diodes de puissance |
Country Status (6)
Country | Link |
---|---|
US (1) | US20030173343A1 (fr) |
EP (1) | EP1313590A1 (fr) |
JP (1) | JP2004525766A (fr) |
AU (1) | AU2001284097A1 (fr) |
FR (1) | FR2813031B1 (fr) |
WO (1) | WO2002016071A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004002669A1 (fr) | 2002-06-27 | 2004-01-08 | Universidad De Vigo | Procede de soudage d'aciers au carbone durcissables par laser a diode de grande puissance |
EP1493528A1 (fr) * | 2003-07-02 | 2005-01-05 | Nippon Sanso Corporation | Methode de soudage laser de plaques d'aciers et matériau composite obtenu |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10062564A1 (de) * | 2000-12-15 | 2002-06-20 | Linde Ag | Schutzgas und Verfahren zum Lichtbogenschweißen |
FR2864917A1 (fr) * | 2004-01-14 | 2005-07-15 | Air Liquide | Procede de soudage hybride laser-arc d'aluminium |
AT413667B (de) * | 2004-05-10 | 2006-04-15 | Fronius Int Gmbh | Schweissverfahren und laser-hybrid-schweissbrenner |
FR2886562B1 (fr) * | 2005-06-02 | 2008-12-19 | Serimer Dasa Soc Par Actions S | Procede de soudage, en particulier de pieces tubulaires telles que des conduits metalliques mis bout a bout pour former des canalisations metalliques du type pipeline |
JP4828873B2 (ja) * | 2005-07-05 | 2011-11-30 | 株式会社東芝 | 超伝導コイルの製造方法、製造装置および超伝導コイル |
FR2893872B1 (fr) * | 2005-11-25 | 2008-10-17 | Air Liquide | Procede de coupage avec un laser a fibre d'acier c-mn |
FR2893873B1 (fr) * | 2005-11-25 | 2008-12-12 | Air Liquide | Procede de coupage avec un laser a fibre d'acier inoxydable |
US20100288738A1 (en) * | 2009-05-15 | 2010-11-18 | General Electric Company | Welding apparatus and method |
US20130309000A1 (en) * | 2012-05-21 | 2013-11-21 | General Electric Comapny | Hybrid laser arc welding process and apparatus |
US20210031297A1 (en) * | 2019-08-01 | 2021-02-04 | GM Global Technology Operations LLC | System and method for multi-task laser welding |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0976488A1 (fr) * | 1997-02-10 | 2000-02-02 | Mitsubishi Heavy Industries, Ltd. | Tête de travail au laser |
DE19849117A1 (de) * | 1998-10-24 | 2000-05-18 | Dilthey Ulrich | Verfahren und Vorrichtung zum gekoppelten Laser-MSG-Schweißen |
EP1020249A2 (fr) * | 1999-01-14 | 2000-07-19 | Mitsubishi Heavy Industries, Ltd. | Tête d'usinage au laser |
DE19944468A1 (de) * | 1999-09-16 | 2001-04-12 | Linde Gas Ag | Verfahren und Vorrichtung zum WIG/WP-Hybridschweißen |
Family Cites Families (18)
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US4167662A (en) * | 1978-03-27 | 1979-09-11 | National Research Development Corporation | Methods and apparatus for cutting and welding |
DE3111402A1 (de) * | 1980-03-25 | 1982-04-29 | Walter Winston Duley | "verfahren und vorrichtung zur laserstrahl-bearbeitung von werkstuecken" |
US4544823A (en) * | 1983-06-27 | 1985-10-01 | Northern Telecom Limited | Arc percussion welding a plated pin to a thin tab of dissimilar metal |
JPS60216989A (ja) * | 1984-04-10 | 1985-10-30 | Mitsubishi Electric Corp | レ−ザビ−ム加工装置 |
US4872177A (en) * | 1985-05-01 | 1989-10-03 | Spectra-Physics | Laser diode pumped solid state laser |
US5006688A (en) * | 1988-10-24 | 1991-04-09 | Westinghouse Electric Corp. | Laser-arc apparatus and method for controlling plasma cloud |
US5114179A (en) * | 1990-12-18 | 1992-05-19 | Trw Inc. | Safety apparatus |
JPH10505791A (ja) * | 1994-09-23 | 1998-06-09 | フラウンホーファー−ゲゼルシャフト ツル フェルデルング デル アンゲヴァンテン フォルシュング エー ファウ | 工作物を溶接する方法 |
GB9423771D0 (en) * | 1994-11-24 | 1995-01-11 | Univ Coventry | Enhanced laser beam welding |
DE4446560C1 (de) * | 1994-12-24 | 1996-08-01 | Fraunhofer Ges Forschung | Verfahren zum Schweißen von Werkstücken mit Laserstrahlung |
US5705785A (en) * | 1994-12-30 | 1998-01-06 | Plasma-Laser Technologies Ltd | Combined laser and plasma arc welding torch |
US5700989A (en) * | 1994-12-30 | 1997-12-23 | Dykhno; Igor S. | Combined laser and plasma arc welding torch |
US6011890A (en) * | 1997-08-06 | 2000-01-04 | Ceram Optec Industries, Inc. | High power, multi-diode laser system |
US6388227B1 (en) * | 1999-07-15 | 2002-05-14 | Plasma Laser Technologies Ltd. | Combined laser and plasma-arc processing torch and method |
DE19944466A1 (de) * | 1999-09-16 | 2001-03-22 | Linde Gas Ag | Verfahren und Vorrichtung zum Schutzgas-Hybridschweißen |
DE60140664D1 (de) * | 2000-04-10 | 2010-01-14 | Mitsubishi Heavy Ind Ltd | Schweisssystem |
FR2809646B1 (fr) * | 2000-05-31 | 2002-09-27 | Air Liquide | Procede et dispositif de soudage hybride laser-arc avec controle du positionnement des prises de masse |
FR2809648B1 (fr) * | 2000-05-31 | 2002-08-30 | Air Liquide | Procede et installation de soudage hybride par laser et arc electrique, notamment de pieces automobiles ou de tubes |
-
2000
- 2000-08-21 FR FR0010753A patent/FR2813031B1/fr not_active Expired - Fee Related
-
2001
- 2001-08-02 US US10/362,378 patent/US20030173343A1/en not_active Abandoned
- 2001-08-02 JP JP2002520983A patent/JP2004525766A/ja active Pending
- 2001-08-02 AU AU2001284097A patent/AU2001284097A1/en not_active Abandoned
- 2001-08-02 EP EP01963047A patent/EP1313590A1/fr not_active Withdrawn
- 2001-08-02 WO PCT/FR2001/002523 patent/WO2002016071A1/fr not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0976488A1 (fr) * | 1997-02-10 | 2000-02-02 | Mitsubishi Heavy Industries, Ltd. | Tête de travail au laser |
DE19849117A1 (de) * | 1998-10-24 | 2000-05-18 | Dilthey Ulrich | Verfahren und Vorrichtung zum gekoppelten Laser-MSG-Schweißen |
EP1020249A2 (fr) * | 1999-01-14 | 2000-07-19 | Mitsubishi Heavy Industries, Ltd. | Tête d'usinage au laser |
DE19944468A1 (de) * | 1999-09-16 | 2001-04-12 | Linde Gas Ag | Verfahren und Vorrichtung zum WIG/WP-Hybridschweißen |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004002669A1 (fr) | 2002-06-27 | 2004-01-08 | Universidad De Vigo | Procede de soudage d'aciers au carbone durcissables par laser a diode de grande puissance |
ES2203328A1 (es) * | 2002-06-27 | 2004-04-01 | Universidad De Vigo | Método para la soldadura de aceros al carbono endurecibles, por láser diodo de alta potencia. |
EP1493528A1 (fr) * | 2003-07-02 | 2005-01-05 | Nippon Sanso Corporation | Methode de soudage laser de plaques d'aciers et matériau composite obtenu |
Also Published As
Publication number | Publication date |
---|---|
JP2004525766A (ja) | 2004-08-26 |
FR2813031A1 (fr) | 2002-02-22 |
AU2001284097A1 (en) | 2002-03-04 |
EP1313590A1 (fr) | 2003-05-28 |
FR2813031B1 (fr) | 2003-01-24 |
US20030173343A1 (en) | 2003-09-18 |
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