EP2289127B1 - Kraftfahrzeugleiteranschlusselement - Google Patents

Kraftfahrzeugleiteranschlusselement Download PDF

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Publication number
EP2289127B1
EP2289127B1 EP09779429.1A EP09779429A EP2289127B1 EP 2289127 B1 EP2289127 B1 EP 2289127B1 EP 09779429 A EP09779429 A EP 09779429A EP 2289127 B1 EP2289127 B1 EP 2289127B1
Authority
EP
European Patent Office
Prior art keywords
flat part
inlay
motor vehicle
insert
metal
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.)
Active
Application number
EP09779429.1A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2289127A1 (de
Inventor
Martin Schloms
Sebastian Martens
Franz-Josef Lietz
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.)
Auto Kabel Management GmbH
Original Assignee
Auto Kabel Management GmbH
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 Auto Kabel Management GmbH filed Critical Auto Kabel Management GmbH
Publication of EP2289127A1 publication Critical patent/EP2289127A1/de
Application granted granted Critical
Publication of EP2289127B1 publication Critical patent/EP2289127B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/03—Contact members characterised by the material, e.g. plating, or coating materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/12—End pieces terminating in an eye, hook, or fork
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
    • H01R4/62—Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
    • H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
    • H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49121—Beam lead frame or beam lead device
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49174—Assembling terminal to elongated conductor

Definitions

  • the subject matter relates to a motor vehicle connection element and a method for producing such a motor vehicle connection element.
  • terminal lugs are made of different metals are known.
  • an electrical contact element which serves for contacting Aluflachleitern with round conductors.
  • a first part of the contact element is formed of aluminum and a second part of copper.
  • the seam between the aluminum and the copper is protected against corrosion by overmoulding.
  • the production of such a contact element is expensive.
  • the application was the object of providing a contact element available, which has good electrical property and at the same time is inexpensive and easy to produce.
  • the conductor may for example be an energy conductor, which must have a high current carrying capacity and a cross section of more than 10mm 2 , preferably more than 100mm 2 have.
  • the conductor can also be used as a power conductor in electrical systems and serve as a signal conductor.
  • the coating can be carried out by means of galvanic processes. Also, more than one layer can be applied.
  • the insert is coated in the region of an interface with the flat part with the metal. If the insert is arranged flush in the flat part, an interface between the material of the insert and the material of the flat part is formed. This interface is susceptible to penetrating ambient moisture and thus to corrosion. To one To prevent ingress of ambient moisture, the seam is coated with the metal. The metal thus surrounds the flat part together with the seam and it remains part of the insert free of metallic coating.
  • the insert in a central region away from the seam with the flat part is free of the metallic coating.
  • an aluminum stranded conductor to the flat part when the insert is made of aluminum. Then, for example, be the flat part of copper. On the copper of the flat part can be easily connected to a copper line.
  • the flat part is essentially formed from aluminum.
  • the insert may be made of copper. A copper wire can then be attached to the insert.
  • the insert be formed from a nonferrous metal or alloys thereof, in particular copper, zinc, tin, bronze or brass.
  • the part of the insert that is free of the metallic coating can be used to make a contact with a copper conductor.
  • the insert is made of copper, if a contact with a conductor made of copper is to be produced.
  • the metallic coating can be formed of tin, nickel or similar metals. The application of the metallic coating can be carried out by means of galvanic processes.
  • a contacting of a copper flat part with an aluminum line can be produced.
  • the insert is made of aluminum or alloy thereof.
  • the part of the insert which is free of the metallic coating can be used, for example, to make contact with the aluminum conductor, for example a round conductor.
  • the flat part can be formed of copper and serve as a terminal lug for connection to another conductor, for example also made of copper.
  • the metallic coating may be formed of tin, nickel or similar metals. The application of the metallic coating can be carried out by means of galvanic processes.
  • a groove is arranged in the flat part.
  • the insert can be arranged cohesively and / or non-positively. It is possible to arrange the insert by means of a press fit in the groove of the flat part or to weld in the groove.
  • the insert is pressed or rolled in the flat part.
  • the insert is laid as a band on a slightly wider band from which the flat part is made, and is then pressed mechanically into the flat part.
  • the flat part is produced together with the insert from a longitudinally extending band with liner arranged in the longitudinal direction.
  • the flat part can be made of a band, for example an aluminum band or a copper band.
  • the tape can be 1 cm to 20 cm wide and unwound from a coil.
  • the insert for example, also as a band, placed and mechanically, physically or chemically connected in a final step with the flat part, that the surfaces of the insert and the flat part are flush.
  • the flat part can be at least partially cut out in a further step by means of stamping, which then serves as a motor vehicle conductor connection element.
  • stamping the band can serve as a carrying strap for the stamped parts.
  • the partially stamped parts can be supplied as strapped goods for further processing.
  • the flat part is punched out of the band together with the insert. By punching the flat conductor can be made together with the insert as bulk material.
  • the motor vehicle terminal element can be formed according to an advantageous embodiment of the flat part and the insert and serve as a connection lug.
  • the terminal lug may for example be shaped such that in the region of the insert by means of ultrasonic welding, soldering or other joining techniques for materially connecting a conductor, such as aluminum, is connected to the motor vehicle conductor connection element.
  • the terminal lug can serve to be connected to an electrical conductor also cohesively.
  • the flat part which is formed for example of copper, serve to be connected by means of ultrasonic welding, rotational friction welding, multi-purpose friction welding or other welding methods with a copper conductor. It is also possible to screw on a bolt, for example in a housing of a fuse box or distributor box.
  • the insert prefferably be made of copper and the flat part of aluminum.
  • a copper conductor can be connected to the insert and the flat part formed of aluminum can be connected by welding to an aluminum conductor.
  • the terminal lug has a connection for a bolt.
  • This can for example be a hole into which a bolt can be inserted or screwed.
  • the bolt can serve, for example, as a connection pin for a solder connection, or for a screw connection with a connection terminal.
  • a further subject matter is a method according to claim 13 for the production of a motor vehicle conductor connecting element.
  • a strip is fitted with an insert extending in the longitudinal direction of the strip.
  • the insert is thus connected to the band, that the surface of the insert is flush with a surface of the flat part.
  • the flat part can be metallically coated together with the insert, wherein a part of the insert is excluded from the coating process.
  • the band can then serve as a belt between individual flat parts.
  • the flat part can be detached from the band at least along three sides, and a predetermined breaking point can be pre-punched on a fourth side. At this predetermined breaking point, the flat part can then be released from the band in a further processing step. For further processing, however, the flat part is initially still attached to the band and can be further processed as a strapped product.
  • the insert be coated with the metal in the area of an interface with the flat part.
  • the insert be not coated with the metal in a central region, away from the seam with the flat part.
  • the insert may be formed of either copper or aluminum.
  • other non-ferrous metals besides copper, as well as aluminum alloys may be used.
  • the band, which is equipped with the insert is initially partially covered with a protective element and then the flat part is coated with the metal.
  • the protective element can be, for example, an adhesive film or another film-like coating which covers the insert in a central region.
  • the insert may be provided with a cover, a plug, e.g. made of rubber, or a coating coated / covered.
  • the protective element can likewise extend along the longitudinal axis of the strip during the production process and thus partially cover the insert in a continuous process.
  • the flat part is separated from the band. This can be done for example by punching. In this case, the flat part is separated out of the band together with the insert and the protective element. A partial separation, as already explained above, is also possible. Subsequently, by means of a galvanic coating process or other coating processes such as dip coating, powder coating and the like, the stamped flat part be coated with the metal. The protective element prevents that part of the insert is provided with the metallic coating. In a final manufacturing process, the protective element can be removed from the insert, whereupon in the region of the protective element, the insert is freely accessible and in all other areas, the flat part or the insert is coated with the metal. As a result, all seams between the flat part and the insert are coated by metal and protected from corrosion.
  • Fig. 1 shows a motor vehicle connection element 2, which consists of a flat part 4 and an insert 6 is.
  • the motor vehicle connection element 2 is substantially coated with a metallic coating.
  • the motor vehicle terminal element 2 is coated with a metallic coating.
  • the motor vehicle terminal element 2 in the region of the flat part 4 has a bore 10 for receiving, for example, a screw or a bolt.
  • Fig. 2 shows a sectional view AA through the motor vehicle connection element 2. It can be seen that the insert 6 is arranged in the region of the upper surface of the flat part 4 flush with the flat part 4.
  • the insert 6 can be materially and / or positively and / or positively connected to the flat part 4.
  • the insert can have a thickness of a few microns to a few mm.
  • the flat part 4 is coated with a metallic coating 12 as well as in all other areas.
  • the insert 6 is only partially coated with the metallic coating 12, specifically in the region of the seam 8. In a central region, the insert 6 is uncoated.
  • the thickness of the coating 12 is only to be understood schematically.
  • a coating 12 is preferably applied by means of a galvanic coating process and is, for example, a few micrometers thick. Also, multiple layers of different materials can be applied.
  • the coating 12 protects the seam 8 between the insert 6 and the flat part 4 from environmental influences. Water can not penetrate into seam 8, making the seam less susceptible to weathering.
  • the flat part 4, as in FIG. 3 can be seen, which represents the section BB, also laterally coated with the metallic coating 12 in the region of the seam 8.
  • the motor vehicle connection element 2 is suitable for connecting a cable, for example made of aluminum, to a cable, for example of copper.
  • a cable for example made of aluminum
  • the aluminum cable can be connected to the insert 6 in the region of the insert 6, which is free of metallic coating, by means of suitable integral joining methods, such as ultrasonic welding, friction welding, rotational friction welding, multi-arm friction welding, soldering or the like.
  • a copper cable can also be connected to the flat part 4, which can likewise be made of aluminum, by means of material-locking connection methods.
  • a screwing or soldering of the copper cable which may be a flat cable, possible.
  • the insert is made of copper and the flat part of aluminum. In this case, the insert is used for contacting a copper cable, for example by means of cohesive bonding methods such as welding or soldering.
  • the flat aluminum part can be used for contacting with an aluminum flat conductor.
  • a simple production of a motor vehicle connection element 2, as shown in the Figures 1-3 is shown schematically in the FIG. 4 shown.
  • a belt 22 made of, for example, copper, brass, bronze or other non-ferrous metals or alloys thereof is rolled.
  • a slightly thinner material of insert material is unrolled from a coil 24 along the longitudinal axis of the belt 22 and positioned on the belt 22.
  • the belt 26 is connected to the belt 22 such that in the region of the surface, the two belts are flush.
  • other connection methods may be used.
  • the clad strip may be, for example, a copper strip with an aluminum cladding as an insert.
  • the protective element may, for example, be a foil-like element which is glued onto the band 30.
  • the protective element 32 does not necessarily have to be a film-like element, but may also be a plug, for example made of rubber, a paint finish or another cover. It is also possible that the cover is pressed onto the belt only during the subsequent coating process.
  • the resulting band 36 is partially covered with the protective element 32 in the region of the insert. Subsequently in a punching process 38, the band 36 is separated into individual motor vehicle conductor connection elements 2.
  • punching for example, the outer shape and a bore 10 can be provided.
  • punching 38 it is not absolutely necessary for the motor vehicle conductor connecting element 2 to be completely separated from the belt 36.
  • Automotive conductor terminal element 2 is separated along three sides of the belt 36 and is only partially separated along a fourth side, but a connecting web remains with the band. This connecting web, for example, have a predetermined breaking point.
  • the band 36 thus carries the substantially punched motor vehicle conductor connection elements 2 as a belt.
  • a portion of the sheet can be formed into an insulation crimp.
  • flags which are formed during punching from the band 36.
  • these flags can be bent out of the plane of the flat part. These flags can then serve as crimping elements, which can serve to crimp the insulation of the conductor connected to the insert.
  • the joining step 34 may also be done after punching 38 and molding the insulation crimps.
  • the bulk material or the belt which has been produced subsequent to the stamping process 28 can be coated in a galvanic coating process 40 by suitable methods with a metal, for example zinc, tin or alloys thereof.
  • the protective element 32 is still at this time on vehicle conductor connection elements 2. This prevents metallic coating of the covered area of the insert is coated metallically.
  • the resulting motor vehicle terminal connection elements 3 are thus completely coated with metal, wherein only a part of the insert is protected by the protective element 32 and is not metallically coated. Subsequently (not shown), the protective element can be removed, followed by a motor vehicle terminal element 2 is, as shown in the FIG. 1 is shown.
  • stamping processing step 28 it is possible to perform the stamping processing step 28 at the beginning of the processing.
  • the belt is connected as a belt to the motor vehicle terminal element 2 at least partially after punching.
  • a protective element On this strap of band and partially punched motor vehicle conductor connection elements 2 can then be applied in a step 34, a protective element.
  • the tape 36 may then be coated together with the protective element 32 in a coating process 40.
  • the band 36 can be separated from the protective element 32 in an endless process.
  • the motor vehicle terminal element 2 can be completely separated from the belt 36.
  • the step of rolling 28 as well as the application of the protective element 32 is in the FIG. 5 once again shown schematically.
  • the belt 22 is fed to a roller 28 together with the belt 26.
  • the result of the rolling process is a band 30 in which the insert 6 is substantially flush with the surface of the band 30 and extends in the longitudinal direction of the band 30.
  • a portion of the insert 6 by means of a protective element 32 are covered.
  • the protective element 23 prevents the metallic coating from coating the entire insert 6 in a subsequent electroplating process.
  • a region of the insert 6 is free of metallic coating and is suitable for electrical contacting, for example by means of material-locking connection technology.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Motor Or Generator Frames (AREA)
  • Processing Of Terminals (AREA)
EP09779429.1A 2008-08-01 2009-05-08 Kraftfahrzeugleiteranschlusselement Active EP2289127B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102008035863A DE102008035863B4 (de) 2008-08-01 2008-08-01 Kraftfahrzeugleiteranschlusselement
PCT/EP2009/055605 WO2010012515A1 (de) 2008-08-01 2009-05-08 Kraftfahrzeugleiteranschlusselement

Publications (2)

Publication Number Publication Date
EP2289127A1 EP2289127A1 (de) 2011-03-02
EP2289127B1 true EP2289127B1 (de) 2013-10-16

Family

ID=40459500

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09779429.1A Active EP2289127B1 (de) 2008-08-01 2009-05-08 Kraftfahrzeugleiteranschlusselement

Country Status (6)

Country Link
US (1) US8658901B2 (zh)
EP (1) EP2289127B1 (zh)
CN (1) CN102113177B (zh)
DE (2) DE102008035863B4 (zh)
ES (1) ES2442723T3 (zh)
WO (1) WO2010012515A1 (zh)

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DE102009011934B4 (de) 2009-03-10 2018-09-20 Auto-Kabel Management Gmbh Verfahren zur Herstellung einer Batteriepolklemme und eine nach dem Verfahren hergestellte Batteriepolklemme
DE102011006899A1 (de) * 2011-04-06 2012-10-11 Tyco Electronics Amp Gmbh Verfahren zur Herstellung von Kontaktelementen durch mechanisches Aufbringen von Materialschicht mit hoher Auflösung sowie Kontaktelement
DE102012006641A1 (de) 2012-04-03 2013-10-10 Auto-Kabel Managementgesellschaft Mbh Kraftfahrzeugleiteranschlusselement
US9054435B2 (en) 2013-07-18 2015-06-09 GM Global Technology Operations LLC Conversion terminal device and method for coupling dissimilar metal electrical components
US9649717B2 (en) 2013-12-24 2017-05-16 Innovative Weld Solutions, Ltd. Welding assembly and method
US9937583B2 (en) 2013-12-24 2018-04-10 Innovative Weld Solutions Ltd. Welding assembly and method
JP6616058B2 (ja) * 2014-01-28 2019-12-04 住友電装株式会社 端子及び該端子のアルミ電線接続構造
DE102014011887A1 (de) 2014-08-13 2016-02-18 Auto-Kabel Management Gmbh Elektrisches Anschlusselement, Verfahren zur Herstellung eines elektrischen Anschlusselements sowie Verwendung eines elektrischen Anschlusselements
DE102014012489A1 (de) 2014-08-27 2016-03-03 Auto-Kabel Management Gmbh Anschlussteil für Aluminiumleitungen
DE102014017886A1 (de) * 2014-12-04 2016-06-09 Auto-Kabel Management Gmbh Verfahren zum Herstellen eines elektrischen Anschlussteils
DE102016100081B4 (de) * 2016-01-04 2017-07-27 Lisa Dräxlmaier GmbH Elektrische verbindung zwischen elektrisch leitenden bauteilen
DE102018215025A1 (de) * 2018-09-04 2020-03-05 Te Connectivity Germany Gmbh Elektrischer Kontakt zum Zusammenstecken mit einem Gegenkontakt
CN110098499A (zh) * 2019-04-25 2019-08-06 吉林省中赢高科技有限公司 一种导线连接端子及其制备方法
DE102019122591A1 (de) * 2019-08-22 2021-02-25 Auto-Kabel Management Gmbh Verbindung eines Crimpkontakts mit einem Leiter sowie Verfahren zur Herstellung eines Crimpkontaktes
DE102020106742A1 (de) * 2020-03-12 2021-09-16 Auto-Kabel Management Gmbh Elektrisches Kontaktteil sowie Verfahren zur Herstellung eines elektrischen Kontaktteils
DE102020120778B4 (de) 2020-08-06 2023-03-23 Lisa Dräxlmaier GmbH Stromschiene für ein kraftfahrzeug und verfahren zum herstellen einer stromschiene
JP7328201B2 (ja) * 2020-12-23 2023-08-16 矢崎総業株式会社 端子付き電線、コネクタ、及び、コネクタの製造方法

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Also Published As

Publication number Publication date
DE102008035863A1 (de) 2010-02-04
DE202008017220U1 (de) 2009-03-19
ES2442723T3 (es) 2014-02-13
US8658901B2 (en) 2014-02-25
WO2010012515A1 (de) 2010-02-04
CN102113177A (zh) 2011-06-29
US20110114363A1 (en) 2011-05-19
EP2289127A1 (de) 2011-03-02
CN102113177B (zh) 2014-04-16
DE102008035863B4 (de) 2013-08-08

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