WO2019072381A1 - Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation - Google Patents

Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation Download PDF

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Publication number
WO2019072381A1
WO2019072381A1 PCT/EP2017/075844 EP2017075844W WO2019072381A1 WO 2019072381 A1 WO2019072381 A1 WO 2019072381A1 EP 2017075844 W EP2017075844 W EP 2017075844W WO 2019072381 A1 WO2019072381 A1 WO 2019072381A1
Authority
WO
WIPO (PCT)
Prior art keywords
workpiece
metallic layer
thermal
joint connection
construction
Prior art date
Application number
PCT/EP2017/075844
Other languages
German (de)
English (en)
Inventor
Erwin Blumensaat
Peter Klauke
Oliver Kleinschmidt
Original Assignee
Thyssenkrupp Steel Europe Ag
Thyssenkrupp Ag
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
Application filed by Thyssenkrupp Steel Europe Ag, Thyssenkrupp Ag filed Critical Thyssenkrupp Steel Europe Ag
Priority to PCT/EP2017/075844 priority Critical patent/WO2019072381A1/fr
Priority to EP17783474.4A priority patent/EP3694683A1/fr
Publication of WO2019072381A1 publication Critical patent/WO2019072381A1/fr

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
    • B23K26/20—Bonding
    • B23K26/21—Bonding by welding
    • B23K26/24—Seam welding
    • B23K26/242—Fillet welding, i.e. involving a weld of substantially triangular cross section joining two parts
    • 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
    • B23K26/324—Bonding taking account of the properties of the material involved involving non-metallic parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/26—Frames
    • B63B3/28—Frames of transverse type; Stringers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00—Hulls characterised by their structure or component parts
    • B63B3/14—Hull parts
    • B63B3/68—Panellings; Linings, e.g. for insulating purposes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
    • B63B73/40—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by joining methods
    • B63B73/43—Welding, e.g. laser 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
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/16—Composite materials, e.g. fibre reinforced
    • B23K2103/166—Multilayered materials
    • B23K2103/172—Multilayered materials wherein at least one of the layers is non-metallic
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T70/00—Maritime or waterways transport
    • Y02T70/10—Measures concerning design or construction of watercraft hulls

Definitions

  • the present invention relates to a method for producing a permanent connection between a first workpiece and at least one second workpiece. Furthermore, the invention relates to a construction comprising a first workpiece with at least one non-detachably connected second workpiece and a use of the construction.
  • Sandwich panels can also have damping properties, in particular noise-damping properties, compared to monolithic materials.
  • Such sandwich panels have been available and established on the market for decades.
  • the sandwich panels produced and sold, for example, by the applicant under the trade name "bondal®” are characterized in that they consist of two cover plates with an intermediate viscoelastic core layer Applicant also goes back to the patent DE 10 2014 007 066 B3, in which a fusion-welded or solderable sandwich sheet is disclosed.
  • the invention is therefore based on the object to provide a method with which in particular existing, automated manufacturing processes can be maintained and with which a construction can be made with a resilient connection.
  • a method for producing a permanent connection between a first workpiece and at least one second workpiece wherein the first workpiece is a sandwich material comprising a first and at least one second metallic layer having at least one damping layer disposed between the first and second metallic layers the method comprising the following steps:
  • first and the second metallic layer of the first workpiece at least partially in an area adjacent to the contact region by means of thermal joining be connected together to produce a thermal joint connection.
  • the inventors have found that a particularly stable, permanent connection between a first workpiece consisting of a sandwich material and a second workpiece can be produced in such a way if, prior to the joining of the two workpieces, the first and the second metallic layer of the sandwich material or of the first workpiece at least in sections in a region adjacent to the contact region by means of thermal joining to produce a thermal joint connection are interconnected.
  • thermo joining connection between the two metallic layers Due to the thermal joining connection between the two metallic layers, a state and in particular properties on the sandwich material or on the first workpiece can be set at least in sections, which is comparable to a monolithic material having a thickness corresponding to the sum of the individual thicknesses of the metallic layers for the same material /are. It is advantageous to provide the thermal joining connection in a region which lies adjacent to the contact region between the first and second workpiece, so that a particularly stable connection between the two workpieces can be ensured at least in regions along the contact region when the joining connection is produced.
  • the region in which the thermal joining connection between the metallic layers of the first workpiece is converted has a longitudinal and transverse extent, which defines a plane which extends substantially parallel to the surface of the first workpiece.
  • the contact region can be understood more as a contact surface which extends substantially parallel to the surface of the first workpiece and parallel to the plane of the region with a longitudinal and transverse extension.
  • the area can essentially be congruent to the contact area between the first and the second workpiece, but also smaller and / or larger in its dimensioning to the longitudinal and / or transverse extent of the contact area.
  • the thermal joining connection between the first and the second metallic layer of the first workpiece can be implemented, for example, at the manufacturer of the sandwich material, so that the processor of the sandwich material does not need to change its production process and, as usual, can assemble the corresponding workpieces.
  • the processor can have an individual, prefabricated, adapted to his needs tes first workpiece with a predefined thermal joint connection between its metallic layers are provided.
  • thermal joint connection is not limited to a joint connection, but under thermal joint connection can also be understood several joints.
  • the thermal joining connection between the first and the second metallic layer is carried out as a thermal joining connection which does not completely penetrate the first workpiece in its thickness.
  • the damping layer can be removed in the region or in the regions in which or in which the thermal joining connection between the metallic layers is to be produced. As an alternative to removal, the damping layer can also not be selectively applied in the one or more areas.
  • a laser is used to produce the thermal joint connection and / or the joint connection.
  • the laser is advantageous because higher welding speeds compared to other joining methods are possible and that the penetration depth and thus the welding depth can be adjusted in a targeted manner, so that in particular a thermal joining connection that does not fully penetrate the first workpiece can be produced.
  • relatively narrow (thermal) joints can be produced (seams) and the set welding depth, the path energy and thus especially the thermal distortion can be kept as low as possible.
  • the cross section of the thermal joint or joint can be customized to the requirements of the construction.
  • the invention relates to a construction comprising a first workpiece having at least one non-detachably connected second workpiece, the first workpiece being a sandwich material having a first and at least one second metallic layer with at least one damping layer disposed between the first and second metallic layers comprising, at least in sections, a joining connection along its contact region, wherein the first and the second metallic layer are connected to one another at least in a region adjacent to the contact region by means of thermal joining connection.
  • a particularly stable connection between the two workpieces can be ensured.
  • the thermal joining connection between the first and the second metallic layer is designed as a thermal joining connection which does not completely penetrate the first workpiece in its thickness.
  • the thermal joining connection may in particular be formed at least punctiform, meandering, as a stitching and / or continuous seam, in particular along the longitudinal extension of the area, depending on the requirement for the connection or to corresponding operational strength specifications.
  • the area preferably has a plurality of stitched seams and / or a plurality of continuous seams, which in particular run at a defined distance from one another.
  • the first and the second metallic layer of the first workpiece consist of a steel material.
  • a steel material Especially in shipbuilding steel is the most commonly used material, so that similar steel materials used as metallic layers and thereby, without having to operate a large effort, can be joined together conventionally.
  • Other metallic layers for example made of aluminum material or stainless steel are also usable.
  • the thickness of the respective layers, in particular of steel material can be between 0.5 and 10 mm, in particular between 1.0 and 8.0, preferably between 2.0 and 5.0 mm.
  • the metallic layers may each be the same thickness (symmetrical) or different you (asymmetric) as needed.
  • the second workpiece consists of a monolithic, metallic material, preferably steel material or aluminum material or stainless steel.
  • the second workpiece may be a stiffener for stiffening the first workpiece, passing over its face in T-joint on the surface of the first workpiece positioned and formed by the contact a contact area to the first workpiece.
  • the two workpieces are then connected to each other at least in sections undetachably along the contact area.
  • the contact area is many times smaller than the surface or the longitudinal and transverse extent of the first workpiece.
  • a plurality of contact areas are provided, so that according to a further embodiment of the construction a plurality of second workpieces are connected to the first workpiece, which in particular may extend with a defined distance from each other.
  • the damping layer of the first workpiece consists of a polymer material, preferably of a viscoelastic polymer material.
  • the thickness of the damping layer between the metallic layers is at least 0.005 mm, in particular at least 0.01 mm, preferably at least 0.02 mm.
  • the thickness is limited to a maximum of 0, 1 mm, in particular a maximum of 0.075 mm, in particular a maximum of 0.05 mm, as there are no (further) positive effects with increasing thickness and the corresponding thickness in particular not negative on the generation of the thermal joint between affects the two metallic layer.
  • the area or areas in which or in which the thermal joint connection between the metallic layers is to be generated be free, ie the areas have no damping position.
  • the invention relates to a use of the construction according to one of the aforementioned embodiments in shipbuilding.
  • the construction is used as a panel for the manufacture of a ship section.
  • Fig. 2 shows an embodiment of a first workpiece in a schematic plan view
  • Fig. 3 is a schematic sectional view of an embodiment of the construction according to the invention.
  • FIG. 1 shows a schematic process sequence according to an exemplary embodiment of the method according to the invention.
  • the exemplary embodiment shows a sequence for producing a permanent connection between a first workpiece 1 and at least one second workpiece 2.
  • steps I and II the first workpiece 1 and the second workpiece 2 are provided.
  • the workpieces 1, 2 are brought into contact in step III to form a contact region 6.
  • step IV the first workpiece 1 is connected to the second workpiece 2 by joining to produce a joint connection 5 at least partially along the contact region 6.
  • the first workpiece 1 is a sandwich material which comprises a first metallic layer 1.1 and at least one second metallic layer 1.2 with at least one damping layer 1.3 arranged between the first and second metallic layer 1.1, 1.2.
  • the first metallic layer 1.1 and the second metallic layer 1.2 consist of a steel material or aluminum material.
  • the thickness of the respective layers 1.1, 1.2 may be between 0.5 and 10 mm, in particular between 1.0 and 8.0, preferably between 2.0 and 5.0 mm.
  • the damping layer 1.3 consists of a polymer material, preferably of a viscoelastic polymer material.
  • the thickness of the damping layer 1.3 between the metallic layers 1.1, 1.2 is between 0.005 and 0.1 mm, in particular between 0.01 and 0.075 mm, preferably between 0.02 and 0.05 mm.
  • the first metallic layer 1.1 and the second metallic layer 1.2 of the first workpiece 1 at least in sections in a region 4 adjacent to the contact region 6 by means of thermal joining to produce a thermal joint 3 with each other connected.
  • no damping layer 1.3 is provided in the region 4.
  • a first workpiece is shown in a schematic plan view.
  • the dashed sections on the side / surface of the first metallic layer 1.1 of the first workpiece 1 reflect the regions 4 or the contact regions 6 lying on the side of the second metallic layer 1.2 facing away from the representation, which connect to the workpiece 1, for example, a plurality of second workpieces 2 to get prepared.
  • a thermal joining connection between the first metallic layer 1.1 and the second metallic layer 1.2 of the workpiece 1 in the region adjacent to the contact region 6 can be generated by thermal joining, preferably by laser welding, wherein the thermal joint 3 meandering, as a stitching, as a continuous seam or at least selectively, in particular along the longitudinal extent of the area 4 one or more rows (enlarged view in Fig. 2 from left to right).
  • the region 4 has a plurality of stitched seams or a plurality of continuous seams (multi-row), which in particular run at a defined distance from each other, wherein the seam width is, for example, 1 mm with a maximum spacing of 0.5 mm from each other. The distance between the seams may also be greater or zero.
  • the contact region or the contact regions 6 is / are smaller by a multiple than the surface or the longitudinal and transverse extent of the first workpiece 1. A correspondingly prefabricated first workpiece 1 is provided for further processing.
  • Fig. 3 is an embodiment of a construction 10 according to the invention is shown in a schematic sectional view.
  • the structure 10 may be embodied as a panel for making a ship section.
  • a plurality of second workpieces 2 running at defined distances from each other, for example as stiffeners and / or bulkheads, are connected in a particularly stable manner to the workpiece 1 at least in sections along the contact regions 6 via joint connections 5.
  • the workpiece 1 is formed, for example, as a belt and the or the workpieces 2 connected in the T-joint webs of a panel.
  • the invention is not limited to the embodiments shown, but the individual features can be combined with each other.
  • the construction is not limited to use in shipbuilding. Rather, other uses are conceivable in which particularly stable compounds, especially when using sandwich materials are required, for example in vehicle for the production of land or rail vehicles or aerospace. LIST OF REFERENCE NUMBERS

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce. L'invention concerne une structure présentant une première pièce dotée d'au moins une deuxième pièce assemblée de manière indétachable, ainsi qu'une utilisation de la structure.
PCT/EP2017/075844 2017-10-10 2017-10-10 Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation WO2019072381A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/EP2017/075844 WO2019072381A1 (fr) 2017-10-10 2017-10-10 Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation
EP17783474.4A EP3694683A1 (fr) 2017-10-10 2017-10-10 Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2017/075844 WO2019072381A1 (fr) 2017-10-10 2017-10-10 Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation

Publications (1)

Publication Number Publication Date
WO2019072381A1 true WO2019072381A1 (fr) 2019-04-18

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PCT/EP2017/075844 WO2019072381A1 (fr) 2017-10-10 2017-10-10 Procédé de fabrication d'un assemblage indétachable entre une première pièce et une deuxième pièce, structure et utilisation

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EP (1) EP3694683A1 (fr)
WO (1) WO2019072381A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021259822A1 (fr) 2020-06-25 2021-12-30 Gicon Grossmann Ingenieur Gonsult Gmbh Corps de flottabilité universel, procédé de fabrication d'un corps de flottabilité universel et son utilisation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0644015A1 (fr) * 1993-09-17 1995-03-22 Alusuisse-Lonza Services AG Plaques composites soudées
WO1998021029A1 (fr) * 1996-11-13 1998-05-22 Fern Investments Limited Systemes structuraux de plaques stratifiees composites acier-plastique
US20010035266A1 (en) * 1996-11-13 2001-11-01 Fern Investments Limited Composite steel structural plastic sandwich plate systems
US20100147818A1 (en) 2008-12-12 2010-06-17 Material Sciences Corporation Welded metal laminate structure and method for welding a metal laminate structure
DE102014007066B3 (de) 2014-05-15 2015-01-29 Thyssenkrupp Ag Bauelement und schmelzgeschweißte Konstruktion
WO2015047081A1 (fr) * 2013-09-26 2015-04-02 Isoleermaterialenindustrie Pull B.V. Procédé de fabrication d'un panneau de construction laminaire

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0644015A1 (fr) * 1993-09-17 1995-03-22 Alusuisse-Lonza Services AG Plaques composites soudées
WO1998021029A1 (fr) * 1996-11-13 1998-05-22 Fern Investments Limited Systemes structuraux de plaques stratifiees composites acier-plastique
US20010035266A1 (en) * 1996-11-13 2001-11-01 Fern Investments Limited Composite steel structural plastic sandwich plate systems
US20100147818A1 (en) 2008-12-12 2010-06-17 Material Sciences Corporation Welded metal laminate structure and method for welding a metal laminate structure
WO2015047081A1 (fr) * 2013-09-26 2015-04-02 Isoleermaterialenindustrie Pull B.V. Procédé de fabrication d'un panneau de construction laminaire
DE102014007066B3 (de) 2014-05-15 2015-01-29 Thyssenkrupp Ag Bauelement und schmelzgeschweißte Konstruktion

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021259822A1 (fr) 2020-06-25 2021-12-30 Gicon Grossmann Ingenieur Gonsult Gmbh Corps de flottabilité universel, procédé de fabrication d'un corps de flottabilité universel et son utilisation
DE102020116742A1 (de) 2020-06-25 2021-12-30 GICON-Großmann Ingenieur Consult GmbH Universalauftriebskörper, Verfahren zur Herstellung eines Universalauftriebskörpers und dessen Verwendung
DE102020116742B4 (de) 2020-06-25 2024-05-02 GICON-Großmann Ingenieur Consult GmbH Universalauftriebskörper, Verfahren zur Herstellung eines Universalauftriebskörpers und dessen Verwendung

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