EP3487648A1 - Procédé d'insertion permanente d'éléments de liaison auxiliaires dans un composant, composant comportant des éléments de liaison auxiliaires et ensemble de composants - Google Patents

Procédé d'insertion permanente d'éléments de liaison auxiliaires dans un composant, composant comportant des éléments de liaison auxiliaires et ensemble de composants

Info

Publication number
EP3487648A1
EP3487648A1 EP17731121.4A EP17731121A EP3487648A1 EP 3487648 A1 EP3487648 A1 EP 3487648A1 EP 17731121 A EP17731121 A EP 17731121A EP 3487648 A1 EP3487648 A1 EP 3487648A1
Authority
EP
European Patent Office
Prior art keywords
component
joining auxiliary
joining
auxiliary element
press stroke
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.)
Withdrawn
Application number
EP17731121.4A
Other languages
German (de)
English (en)
Inventor
Martin Becker
Bernhard Glück
Christian HASLAUER
Peter Hirsch
Robert Kirschner
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke 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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Publication of EP3487648A1 publication Critical patent/EP3487648A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
    • F16B5/08—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of welds or the like
    • 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
    • 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
    • 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
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/10—Spot welding; Stitch welding
    • B23K11/11—Spot welding
    • B23K11/115—Spot welding by means of two electrodes placed opposite one another on both sides of the welded 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
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/16—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded
    • B23K11/20—Resistance welding; Severing by resistance heating taking account of the properties of the material to be welded of different metals
    • 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
    • B23K11/00—Resistance welding; Severing by resistance heating
    • B23K11/34—Preliminary treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
    • F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B17/00—Connecting constructional elements or machine parts by a part of or on one member entering a hole in the other and involving plastic deformation

Definitions

  • the invention relates to a method for permanently inserting at least one joining auxiliary element into at least one component and to a component having at least one non-detachable joining auxiliary element and a component composite.
  • Non-ferrous material such as e.g. Aluminum or a fiber reinforced
  • Plastic with a second component, which is formed from a ferrous material, in particular a steel material. Direct welding or soldering of these components is often not possible. Nevertheless, to to enable resistance spot welding, it is known
  • the joining auxiliary elements are made of a material that is compatible with the
  • Material of the other component is welded.
  • the two components to be joined are positioned to each other and a joint, e.g. a welded joint is formed on the joining auxiliary elements.
  • each Joining auxiliary element is set individually, to which each setting point must be approached separately.
  • a tool is known from the document DE 10 2013 010 443 A1, with which several resistance welding elements can be punched into a workpiece at the same time without pre-holes.
  • the tool has a first and a second tool part, as well as several arranged in the first and in the second tool part setting heads. Due to the closing movement of the tool, the workpiece can be fixed in a defined position and in the course of the closing movement by the setting heads of both
  • Tool pages the resistance elements pressed into the workpiece.
  • Self-piercing or self-piercing joining auxiliary elements are known for pre-hole-free setting, the shank end of which is designed as a cutting edge or tip, such as, for example, known from the document DE 10 2004 025 4902 A1.
  • the disadvantage of these joining auxiliary elements is the elaborate
  • the object of the invention is to provide a method for introducing
  • the invention also extends to a manufactured according to the invention component with Joining and in the independent claim 11 to a composite component, wherein in at least one of the joined components with the
  • At least one joining auxiliary element is pressed in is.
  • Joining auxiliary elements in at least one joint of at least one component comprises the steps:
  • the press performs a linear closing movement of the tool with each press stroke.
  • different component processing can take place.
  • punching the component for example, a tool is used with e.g. one
  • Punching tools e.g. mechanically actuated punching cutters.
  • the at least one joint designates the location on the component (s) at which a joining auxiliary element is to be introduced.
  • Joining auxiliary element can be pressed into only one component.
  • several components e.g. two, three or more components are partially or completely overlapping, provided with one or more common pre-holes.
  • Joining auxiliary element introduced, which protrudes through the several components.
  • the pressing of the joining auxiliary element leads in this case to a substance, positive and / or non-positive connection between the plurality
  • a joint such as e.g. a
  • Resistance spot welding to be made with at least one other component.
  • the at least one component more than one joint, then preferably a pre-hole is formed at each of these joints.
  • the insertion of the joining auxiliary element can preferably take place automatically via corresponding feed devices provided in the tool.
  • feed devices are well known from conventional riveting pliers in which e.g. the supply of individual rivet elements by means of compressed air via supply lines.
  • Vorloch can also be manually, e.g. done by a worker.
  • the insertion of the joining auxiliary elements can be carried out in a separate second press stroke, which takes place after the first press stroke in which the pre-holes are formed and before the press stroke in which the joining auxiliary elements are pressed with the component.
  • the insertion of the joining auxiliary elements takes place before or during the same press stroke in which the joining auxiliary elements are pressed.
  • a tool may be used in the press, e.g. with corresponding riveting stamps
  • Joining elements but with only rigid tool components in the upper part and lower part (punch and die), which correspond to the shape of the component, if necessary, pressed. Similar to the formation of the pilot holes, the component with inserted Joining auxiliary elements, for example, between a Tool upper part and lower part are fixed.
  • connection is formed.
  • the permanently inserted into the component (s) or joining auxiliary elements can only be solved by damaging or deforming the component and / or the joining auxiliary elements.
  • the at least one component has a multiplicity of joints on which joining auxiliary elements are to be introduced. It can e.g. be provided two or three or more than three joints. Then, a plurality of pre-holes in the at least one component is formed, wherein at each joint a pre-hole is produced and in each pre-hole ever a Fügeangeselement is used. All joining sub-elements used in the pre-holes are pressed in a common press stroke with the at least one component.
  • Joining auxiliary elements can be shared or with two
  • the reaction of the component between the tools can be carried out in known manner e.g. carried out by robot-guided gripping device.
  • Joining auxiliary elements are integrated into existing, press-bound work steps during the production of the component.
  • a further component processing can be made, such as a reshaping or cutting machining of the component.
  • This can be the Tool be designed accordingly, eg with a drawing punch or drawing die, a cutting device or similar.
  • the pre-hole is preferably formed as a through hole with a hole wall, which is limited to the component surface in each case by a hole edge.
  • both hole edges are each provided with a chamfer. The chamfer removes any burrs that may be present. Furthermore, the chamfer simplifies the pressing in the
  • Joining auxiliary element in the manner of a Senkniets can form in the pre-hole and forms a bilateral undercut with the component.
  • Retrigger production can e.g. the punching or cutting tool, with which the pre-hole is formed, also be provided with corresponding, acting as an embossing punch sections and / or it can be provided separately operable dies in the press-bound tool, e.g. Slide.
  • Vorlochs allow the use of joining auxiliary elements with simple geometries, yet a high strength of the connection can be achieved.
  • Joining auxiliary element designed as a metal slug, which is understood by a headless and stockless metal part. Due to the simple geometry, such a metal slug can be produced very inexpensively, for example by punching out of a metal sheet or cutting off a wire.
  • the metal slug may in particular have a cylindrical, spherical, conical or frusto-conical shape.
  • the joining auxiliary element is in particular formed from a material which, with regard to the second component, with which the component provided with the joining auxiliary element is to be joined, has sufficient weldability or solderability.
  • the Joining auxiliary element is preferably made of a steel or
  • all the joining auxiliary elements to be introduced into the component or components can be introduced and pressed together.
  • the method according to the invention can be used in particular to produce a component with at least one permanently inserted joining auxiliary element.
  • the component preferably has more than one joining auxiliary element, and all joining auxiliary elements are introduced by the method according to the invention.
  • the joining auxiliary elements may have different dimensions or shapes, but are preferably all pressed together with the component in a common press stroke.
  • the component in which the joining or the auxiliary members are introduced may be made of a sheet material, such. hot-formed steels,
  • Aluminum or magnesium sheet or a sheet-like
  • Be formed fiber composite plastic e.g. as a carbon fiber reinforced (CFRP), glass fiber reinforced (GRP) or aramid fiber reinforced component.
  • CFRP carbon fiber reinforced
  • GRP glass fiber reinforced
  • aramid fiber reinforced component e.g. a carbon fiber reinforced (CFRP), glass fiber reinforced (GRP) or aramid fiber reinforced component.
  • the component may in particular be a sheet-metal shaped part, it also being possible to use cast components or profile parts which are designed to be sheet-like at the one or more joints.
  • the component may be a body component or body component, preferably for a car body.
  • the component produced by the method according to the invention can be further processed by known methods, for example to form a component composite with at least one second component, wherein the or the joining member pressed with the first component is welded, soldered and / or welded to the second component. or glued.
  • a component composite can be produced by the method according to the invention, in which the joint connection between the components is already produced by the pressing in of the joining auxiliary elements.
  • Such a component composite has at least one first and second component which are connected to one another by at least one joining auxiliary element.
  • the at least one joining auxiliary element protrudes through both components and connects them in the manner of a riveted joint.
  • the invention advantageously makes it possible to integrate the permanent insertion of the joining auxiliary elements into the component in an existing component manufacturing process, e.g. in the press shop, without the additional expense of an additional equipment or device such as e.g.
  • FIG. 1 is a flow chart illustrating the
  • Figure 2A is a plan view of a pre-punched component on a press-bound tool base
  • Figures 2B to 2D are sectional views of the component of Figure 2A
  • Figure 3 is a side view of an exemplary
  • FIG. 1 shows a flow chart for illustrating the
  • step A the at least one component is pre-punched by means of a press-bound tool. This step takes place in a first press stroke.
  • step B the at least one component is pre-punched by means of a press-bound tool. This step takes place in a first press stroke.
  • step C the joining auxiliary elements are permanently pressed against the at least one component and the at least one component can be supplied to a further processing in step D, which may be, for example, a resistance spot welding to connect the at least one component to the joining auxiliary elements with a further component cohesively.
  • step D preferably, pilot holes are formed for all joining auxiliary elements which are provided in the at least one component. The pre-holes are formed at the places where later
  • the at least one component is inserted into a press-bound tool, which comprises corresponding punching or cutting tools.
  • the punching or cutting tools are realized in a known manner and can be provided in the upper tool part and / or in the lower tool part.
  • FIG. 2A shows, by way of example, a perspective view of a component 10 in the form of a strike plate extension on a tool lower part 20, in which
  • the pilot holes 12A to 12E have a substantially circular cross section and extend through the component 10. At each of the two hole edges, a bevel 14 and 16 is impressed into the component 10, see FIG. 2B, in which a sectional view of the component 10 through the pre-hole 12A is shown.
  • cutting tools can act as stamping dies
  • Embossing stamp be provided in the press-bound tool.
  • the auxiliary holes 30 are supplied to the pre-holes.
  • the joining auxiliary elements are preferably metal slugs with a cylindrical shape with a smaller diameter than the inner diameter of the pilot hole, s.
  • Figure 2C A special
  • Fixing the metal slugs is not mandatory, as they are sufficiently positioned by the pre-hole and, for. rest on the lower tool.
  • the joining auxiliary elements 30 are then pressed by means of a press-bound tool with the component 10, for which the tool has, for example, corresponding riveting punches and counter holders or dies.
  • Joining auxiliary elements 30 dimensioned so that this completely fills the pre-hole after pressing and at least flush with a component surface, see the sectional view in Figure 2D, which shows a sectional view of a pressed together with the component 10 Joining auxiliary member 30A.
  • the exemplary joining auxiliary element 30 shown in FIG. 2C merely protrudes upward beyond the component 10. It is understood that the joining auxiliary element can also protrude only downwards or both upwards and downwards over the component.
  • the joining auxiliary element 30A preferably forms a double-sided undercut 32A and 32B during the pressing, whereby a positive connection between the joining auxiliary element 30 and the component 10 is formed in addition to a non-positive connection.
  • the feeding of the joining auxiliary elements 30 can be automated.
  • the riveting tool can be formed in a known manner
  • Feeders and supply lines have, with which the
  • Joining auxiliary elements can be spent on the pre-holes.
  • FIG. 3 shows a side view of an exemplary component composite for covering a longitudinal member of a motor vehicle, which comprises
  • Striker extension 10 from Figure 2A and a strike plate 40 Striker extension 10 from Figure 2A and a strike plate 40.
  • the strike plate 40 is a sheet steel molding
  • the strike plate extension 10 is formed of an aluminum sheet.
  • Joining members 30A to 30E were replaced by conventional ones
  • a maximum of three press strokes are required by the method in order to provide all the necessary joining auxiliary elements with the at least one To compress component.
  • the introduction of five identical pre-holes and five identical joining sub-elements 30 is shown by way of example. This number can, of course, be varied from just one hole or one joining auxiliary element to a plurality, eg several tens.
  • individual or all pre-holes or joining auxiliary elements can be dimensioned and / or shaped as well as the orientation of the hole axes of the further pre-holes or Joining auxiliary elements may be different.
  • joining auxiliary elements are shown in only one component. It is understood that the method can also be used to introduce joining auxiliary elements into two or more partially or completely overlapping components, wherein the components are fixed to one another and to each other by the or the pressed joining auxiliary elements in the manner of a riveted connection.
  • the plurality of components are preferably arranged one above the other and provided with one or more pre-holes in a common press stroke.
  • the press-bound tool can also be used as
  • Beads or depressions in the component can be formed.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Automatic Assembly (AREA)
  • Insertion Pins And Rivets (AREA)

Abstract

L'invention concerne un procédé d'insertion permanente d'un élément de liaison auxiliaire dans au moins un site de liaison d'au moins un composant. Le procédé comprend les étapes visant à : a) percer l'au moins un composant (10) au niveau de l'au moins un site de liaison dans une première course d'une presse, un pré-trou (12A, 12B, 12C, 12D, 12E) étant formé au niveau de l'au moins un site de liaison, b) insérer un élément de liaison auxiliaire (30) dans l'au moins pré-trou (12A), et c) presser au moins un élément de liaison auxiliaire (30) avec l'au moins un composant (10) dans une course ou étape de travail ultérieure pour former une liaison de matière, une liaison par complémentarité de forme et/ou une liaison à force entre l'au moins un composant (10) et l'au moins un élément de liaison auxiliaire (30) ainsi qu'un composant fabriqué par le procédé et un ensemble de composant.
EP17731121.4A 2016-07-25 2017-06-14 Procédé d'insertion permanente d'éléments de liaison auxiliaires dans un composant, composant comportant des éléments de liaison auxiliaires et ensemble de composants Withdrawn EP3487648A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016213578.3A DE102016213578A1 (de) 2016-07-25 2016-07-25 Verfahren zum unlösbaren Einbringen von Fügehilfselementen in ein Bauteil, Bauteil mit Fügehilfselementen und Bauteilverbund
PCT/EP2017/064472 WO2018019467A1 (fr) 2016-07-25 2017-06-14 Procédé d'insertion permanente d'éléments de liaison auxiliaires dans un composant, composant comportant des éléments de liaison auxiliaires et ensemble de composants

Publications (1)

Publication Number Publication Date
EP3487648A1 true EP3487648A1 (fr) 2019-05-29

Family

ID=59078053

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17731121.4A Withdrawn EP3487648A1 (fr) 2016-07-25 2017-06-14 Procédé d'insertion permanente d'éléments de liaison auxiliaires dans un composant, composant comportant des éléments de liaison auxiliaires et ensemble de composants

Country Status (5)

Country Link
US (1) US11111939B2 (fr)
EP (1) EP3487648A1 (fr)
CN (1) CN109195727A (fr)
DE (1) DE102016213578A1 (fr)
WO (1) WO2018019467A1 (fr)

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DE102018212030A1 (de) * 2018-07-19 2020-01-23 Bayerische Motoren Werke Aktiengesellschaft Verfahren zur Herstellung eines Fahrzeugbauteils mit Fügehilfselement
DE102020105090A1 (de) 2020-02-27 2021-09-02 Bayerische Motoren Werke Aktiengesellschaft Fügehilfsteil, faserverstärktes Kunststoffbauteil mit Fügehilfsteil, Bauteilanordnung sowie Verfahren zur Herstellung eines faserverstärkten Kunststoffbauteils
JP6799878B1 (ja) * 2020-06-16 2020-12-16 松本工業株式会社 接合部材の製造方法
DE102021113516A1 (de) 2021-05-26 2022-12-01 Bayerische Motoren Werke Aktiengesellschaft Kunststoffbauteil und Bauteilverbund

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JP6148136B2 (ja) * 2013-09-24 2017-06-14 株式会社神戸製鋼所 異材接合体の製造方法

Also Published As

Publication number Publication date
WO2018019467A1 (fr) 2018-02-01
US20190136888A1 (en) 2019-05-09
US11111939B2 (en) 2021-09-07
DE102016213578A1 (de) 2018-01-25
CN109195727A (zh) 2019-01-11

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