WO2009010053A1 - Bras de suspension hybride destiné à un véhicule - Google Patents

Bras de suspension hybride destiné à un véhicule Download PDF

Info

Publication number
WO2009010053A1
WO2009010053A1 PCT/DE2008/050014 DE2008050014W WO2009010053A1 WO 2009010053 A1 WO2009010053 A1 WO 2009010053A1 DE 2008050014 W DE2008050014 W DE 2008050014W WO 2009010053 A1 WO2009010053 A1 WO 2009010053A1
Authority
WO
WIPO (PCT)
Prior art keywords
passage
elastomeric
metal
elastomer
plastic
Prior art date
Application number
PCT/DE2008/050014
Other languages
German (de)
English (en)
Inventor
Metin Ersoy
Frank Nachbar
Original Assignee
Zf Friedrichshafen 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 Zf Friedrichshafen Ag filed Critical Zf Friedrichshafen Ag
Publication of WO2009010053A1 publication Critical patent/WO2009010053A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/001—Suspension arms, e.g. constructional features
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/36—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/38—Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers with a sleeve of elastic material between a rigid outer sleeve and a rigid inner sleeve or pin, i.e. bushing-type
    • F16F1/3842—Method of assembly, production or treatment; Mounting thereof
    • F16F1/3849—Mounting brackets therefor, e.g. stamped steel brackets; Restraining links
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/41—Elastic mounts, e.g. bushings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/10—Constructional features of arms
    • B60G2206/11—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2206/00—Indexing codes related to the manufacturing of suspensions: constructional features, the materials used, procedures or tools
    • B60G2206/01—Constructional features of suspension elements, e.g. arms, dampers, springs
    • B60G2206/70—Materials used in suspensions
    • B60G2206/71—Light weight materials
    • B60G2206/7101—Fiber-reinforced plastics [FRP]

Definitions

  • the invention relates to a hybrid handlebar for a vehicle, comprising a metal body, of which an elongated portion and at least one end portion is formed with a passage, an elastomeric bearing having an elastomeric bearing inner part and an elastomeric body surrounding the elastomeric bearing inner body, which sits in the passage, with a the plastic body firmly connected plastic body which forms a body together with the metal body and surrounding the passage, and a joint which is arranged at a distance from the elastomeric bearing and connected to the base body.
  • EP 0 851 131 A2 discloses a coupling rod with a core of sheet metal, which is encapsulated by plastic.
  • the coupling rod has two bearing eyes, which are formed by holes in the metal sheet and holes in the plastic. In each case an elastomeric bearing sits in the bearing eyes.
  • a bearing receptacle of a power connecting strut which has an elongate base body and a sleeve penetrating this body.
  • the sleeve has at least on one side a flange and is connected by molding at least at one of its ends with plastic with the base body having at least in the region of the bearing receiving a metal insert, which is also penetrated by the sleeve.
  • the bearing receiver is for recording formed of a molecular inventory.
  • the sleeve can have a radial constriction on the inside.
  • DE 101 53 799 A1 describes a force-connecting strut with an elongate base body and at least two terminal bearing receptacles for introducing and removing forces, the basic body having a composite of at least one flat metal insert and a plastic structure forming the remaining contour, which is formed by at least partially encapsulating the metal insert is formed.
  • At least one bearing receiver may have a metal sleeve and receive a molecular bearing.
  • at least one bearing receptacle can have an inner constriction.
  • the simplest two-point handlebars are used, for example, in multi-link axles and usually consist of two rubber bearings, which are pressed into holes in the handlebar ends.
  • the rubber bearings have an inner and an outer housing made of metal, with a rubber vulcanized between the housings. After vulcanization, a calibration is required to reduce the internal tension created during vulcanization.
  • the outer ring or the outer housing and the calibration cost money and increase the weight.
  • the handlebar itself is usually punched and pulled from a one-piece sheet, the sheet thicknesses of about 3 mm are relatively large and thus weight-intensive.
  • these handlebars are more expensive than the above-mentioned handlebars of one-piece sheet metal.
  • the present invention seeks to reduce the cost of a hybrid handlebar.
  • the hybrid handlebar according to the invention for a vehicle, in particular motor vehicle has a metal body, of which an elongated portion and at least one end portion is formed with a passage, an elastomeric bearing, which comprises an elastomeric bearing inner part and an elastomeric body surrounding the elastomeric bearing inner part, which sits in the passage, a with the metal body firmly connected plastic body which forms a body together with the metal body and surrounds the passage, and a joint which is spaced from the elastomeric bearing and connected to the base body, wherein between the outer circumferential surface of the elastomeric body and the inner circumferential surface of the passage no metal body surrounding the elastomeric body is arranged.
  • the passage of the metal body forms the outer ring or the outer housing of the elastomer bearing.
  • a separate metallic outer ring for the elastomeric bearing can be omitted, whereby the manufacturing costs for the hybrid link according to the invention are reduced.
  • the elastomeric bearing inner part, together with the elastomeric body surrounding it already forms a structural unit before insertion into the passage, the outer circumferential surface of which is in particular formed by the outer circumferential surface of the elastomeric body.
  • This structural unit is then inserted or pressed into the passage before the plastic body surrounding the passage is attached or molded onto the metal body.
  • plastic body in particular plastic is molded onto the metal body or the metal body is encapsulated in plastic.
  • the plastic coating offers the possibility to use any shape of the inserts and to map additional geometries (for example, fixing of cables, sensors, mudguards, etc.).
  • the passage preferably has a through hole in which the elastomeric body sits, which in particular is surrounded or surrounded by the passage. Furthermore, the passage is preferably a hollow cylindrical body.
  • a calibration of the elastomer bearing, in particular before the encapsulation, can be dispensed with, so that the associated production costs can be saved.
  • Calibration is to be understood here as meaning that the diameter of the passage is reduced and / or the diameter of the elastomer bearing inner part is increased, so that the elastomer body between the passage and the elastomeric bearing inner part is radially under tension or tensioned.
  • hybrid handlebar expresses that the main body of the handlebar consists of a composite of metal and plastic, in particular the handlebar is a 2-point handlebar.
  • the elastomeric body may be attached to the passage in different ways.
  • the elastomeric body is not materially connected to the passage, in particular not vulcanized to this.
  • the elastomeric body may, for example, be positively and / or positively seated in the passage.
  • the elastomeric body for example, axially secured to the body.
  • the plastic body preferably engages in a securing recess provided on the outer circumference of the elastomer body, which is thereby secured axially on the main body.
  • the term "axial" refers in particular to the direction of the longitudinal axis or axis of symmetry of the elastomer bearing
  • the securing recess is preferably annular, for example designed as an annular groove Alternatively, however, the securing recess may also have a plurality of mutually spaced recesses into which the plastic body
  • the securing recess preferably adjoins an end of the passage in the axial direction, in particular, the securing recess being concave.
  • the elastomeric body preferably has a radial securing formation or a radial projection, wherein the passage in particular abuts or is supported axially on the securing formation, so that it axially secures the elastomeric body to the passage.
  • the passage is arranged axially between the securing recess and the securing formation, so that the elastomer body is fixed or secured axially in both directions on the passage.
  • the securing formation is in particular convex.
  • the joint is in particular firmly connected by the main body with the elastomeric bearing.
  • the joint may be, for example, a ball joint.
  • the joint is an elastomer bearing, wherein the two elastomeric bearings are constructed in particular similar.
  • the metal body has a second end portion in which the hinge or a part thereof sits.
  • the elongate section is arranged in particular between the two end sections and connects them to one another.
  • the second end portion is formed by the metal body.
  • the metal body consists for example of steel, aluminum, magnesium or titanium and is in particular formed as a metal sheet.
  • the metal body is in one piece, in particular a one-piece sheet metal.
  • the second end portion may be connected by means of a screw connection with the elongated portion or formed integrally therewith.
  • the elastomeric bearing inner part is preferably made of metal, in particular of steel or aluminum. Further, the elastomeric body can be integrally connected to the elastomeric bearing inner part, in particular vulcanized to this.
  • the plastic body is preferably made of polyamide (PA) or polyoxymethylene (POM). Furthermore, the plastic can be reinforced with fibers, in particular with glass fibers.
  • the elastomeric body can be arranged against rotation in the passage, in particular by means of a positive connection. Further, it is possible to provide a thin plastic layer between the elastomeric body and the passage.
  • the hybrid handlebar according to the invention is used in particular as Rad enclosureslenker, wherein a vehicle is articulated by means of the hybrid handlebar to a vehicle body of the vehicle.
  • FIG. 1 is a perspective view of a hybrid handlebar according to an embodiment of the invention
  • Fig. 2 is a sectional view through one of the elastomeric bearing of FIG. 1 prior to molding of the plastic body and
  • FIG. 3 shows a sectional view through one of the elastomeric bearings according to FIG. 1.
  • Fig. 1 is a perspective view of a formed as a hybrid handlebar steering arm 1 can be seen, which has an elongated and substantially straight body 2, at its opposite ends in each case an elastomeric bearing 3 and 4 is arranged.
  • the main body 2 has a one-piece metal body 5 made of sheet steel, on which a glass fiber reinforced plastic is molded, which forms a firmly connected to the metal body 5 plastic body 6 in the cured state.
  • the metal body 5 and the plastic body 6 together form the main body. 2
  • the elastomer bearing 3 has a formed as a metal sleeve elastomeric bearing inner part 7, which is surrounded by a vulcanized on this elastomeric body 8. Further, the metal body 5 has an annular end portion 9 with a through hole 10 (see Fig. 2) and a surrounding this passage 11 (see Fig. 2), in which or in the hole 10 of the elastomer body 8 is seated.
  • the elastomer bearing 4 comprises a formed as a metallic sleeve elastomeric bearing inner part 12 and a surrounding elastomeric body 13 which is vulcanized to the elastomeric bearing inner part 12.
  • the metal body 5 has an annular end portion 14 with a through hole and a surrounding this passage, in which the elastomer body 13 is seated.
  • the two elastomeric bearings 3 and 4 are particularly similar. Between the two end portions 9 and 14, an elongated portion 19 which connects the two end portions 9 and 14 with each other and is formed by the metal body 5 extends.
  • FIG. 2 is a sectional view through the elastomeric bearing 3 before the molding of the plastic body 6 can be seen.
  • the elastomer body 8 has an annular, radial formation (projection) 15, on which the metal body 5 abuts axially.
  • axial represents the direction of the longitudinal axis 16 of the elastomer bearing 3.
  • the metal body 5 lies axially against the projection 15 in the transition region between the passage 11 and the annular end section 9.
  • An annular end closes at the end of the passage 11 facing away from this transition region Groove 17, which is provided in the elastomeric body 8.
  • the elastomeric body 8 is in particular pressed into the passage 11 and is thus under radial tension, wherein the term "radially” in particular represents a direction perpendicular to the longitudinal axis 16.
  • the elastomeric bearing inner part 7 is formed as a hollow cylinder with a through hole 18.
  • plastic is formed on the metal body, which forms the plastic body 6 in the cured state (see Fig. 3).
  • the plastic is molded or injection-molded onto the metal body 5 by plastic injection molding.
  • the passage 11 is encapsulated with the plastic at the same time, which also flows into the groove 17 and enters.
  • FIG. 3 is a sectional view of the elastomeric bearing 3 of FIG. 1 can be seen, wherein the passage 11 surrounding the plastic body 6 engages in the annular groove 17. As a result, and by the projection 15 of the elastomer body 8 is axially secured in both directions to the passage 11.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Steering Devices For Bicycles And Motorcycles (AREA)

Abstract

La présente invention concerne un bras de suspension hybride destiné à un véhicule, comprenant : un corps métallique (5) qui forme une section allongée (19) et au moins une section d'extrémité (9) présentant un passage (11); un support élastomère (3) qui présente une partie intérieure élastomère (7) et un corps élastomère (8) entourant la partie intérieure élastomère (7) et résidant dans le passage (11); un corps en matière plastique (6) qui est relié fixement au corps métallique (5), forme un corps de base (2) avec le corps métallique (5) et entoure le passage (11); et une articulation (4) qui se trouve à distance du support élastomère (3) et est relié au corps de base (2), l'espace compris entre la surface périphérique extérieure du corps élastomère (8) et la surface périphérique intérieure du passage (11) ne comportant aucun corps métallique entourant le corps élastomère (8).
PCT/DE2008/050014 2007-07-18 2008-05-07 Bras de suspension hybride destiné à un véhicule WO2009010053A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007033763.0 2007-07-18
DE102007033763A DE102007033763A1 (de) 2007-07-18 2007-07-18 Hybridlenker für ein Fahrzeug

Publications (1)

Publication Number Publication Date
WO2009010053A1 true WO2009010053A1 (fr) 2009-01-22

Family

ID=39673155

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2008/050014 WO2009010053A1 (fr) 2007-07-18 2008-05-07 Bras de suspension hybride destiné à un véhicule

Country Status (2)

Country Link
DE (1) DE102007033763A1 (fr)
WO (1) WO2009010053A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8798591B2 (en) 2009-12-02 2014-08-05 Blackberry Limited System and method for centrally distributing mobile content
CN110696577A (zh) * 2018-07-10 2020-01-17 株式会社　F.泰克 金属/树脂复合部件

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009014194A1 (de) * 2009-03-20 2010-09-23 Daimler Ag Fahrwerksteil für einen Kraftwagen
DE102011003971A1 (de) * 2011-02-11 2012-08-16 Zf Friedrichshafen Ag Faserverbund-Hybridlenker
DE102011084164A1 (de) * 2011-10-07 2013-04-11 Zf Friedrichshafen Ag Verbindungsbauteil für ein Fahrzeug
DE102012213663A1 (de) * 2012-08-02 2014-02-06 Zf Friedrichshafen Ag Getriebeträger
DE102012018553A1 (de) 2012-09-20 2014-03-20 Audi Ag Lenker für eine Radaufhängung eines Kraftfahrzeugs
DE102012018554B3 (de) 2012-09-20 2014-02-13 Audi Ag Lenker für eine Radaufhängung eines Kraftfahrzeugs
DE102013004010B4 (de) 2013-03-08 2016-02-18 Audi Ag Achslenker für ein Kraftfahrzeug

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08210409A (ja) * 1995-01-31 1996-08-20 Tokai Rubber Ind Ltd 防振支持装置
DE29620812U1 (de) * 1996-11-29 1997-01-23 Pendelastica S.A., Martorell Pendelstütze
EP0851131A2 (fr) * 1996-12-26 1998-07-01 Tenneco Automotive Inc. Barre de torsion de polymère remplie renforcée par de l'acier
WO1999009563A1 (fr) * 1997-08-13 1999-02-25 Maclean-Fogg Company Element de liaison composite
DE10153799A1 (de) * 2001-11-05 2003-05-15 Zf Lemfoerder Metallwaren Ag Kraftverbindungsstrebe
EP1329343A2 (fr) * 2002-01-22 2003-07-23 REMPEL Stanztechnik GmbH & Co. KG Elément de construction, notammment pour la géométrie de la direction de véhicules routiers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10154210A1 (de) 2001-11-07 2003-05-15 Zf Lemfoerder Metallwaren Ag Lageraufnahme einer aus Verbundwerkstoffen hergestellten Kraftverbindungsstrebe

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08210409A (ja) * 1995-01-31 1996-08-20 Tokai Rubber Ind Ltd 防振支持装置
DE29620812U1 (de) * 1996-11-29 1997-01-23 Pendelastica S.A., Martorell Pendelstütze
EP0851131A2 (fr) * 1996-12-26 1998-07-01 Tenneco Automotive Inc. Barre de torsion de polymère remplie renforcée par de l'acier
WO1999009563A1 (fr) * 1997-08-13 1999-02-25 Maclean-Fogg Company Element de liaison composite
DE10153799A1 (de) * 2001-11-05 2003-05-15 Zf Lemfoerder Metallwaren Ag Kraftverbindungsstrebe
EP1329343A2 (fr) * 2002-01-22 2003-07-23 REMPEL Stanztechnik GmbH & Co. KG Elément de construction, notammment pour la géométrie de la direction de véhicules routiers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8798591B2 (en) 2009-12-02 2014-08-05 Blackberry Limited System and method for centrally distributing mobile content
CN110696577A (zh) * 2018-07-10 2020-01-17 株式会社　F.泰克 金属/树脂复合部件

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