EP2923106A1 - Articulation, destinée en particulier à un véhicule à moteur - Google Patents

Articulation, destinée en particulier à un véhicule à moteur

Info

Publication number
EP2923106A1
EP2923106A1 EP13774450.4A EP13774450A EP2923106A1 EP 2923106 A1 EP2923106 A1 EP 2923106A1 EP 13774450 A EP13774450 A EP 13774450A EP 2923106 A1 EP2923106 A1 EP 2923106A1
Authority
EP
European Patent Office
Prior art keywords
joint
composite material
shell
fiber composite
joint according
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Withdrawn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
EP13774450.4A
Other languages
German (de)
English (en)
Inventor
David Keller
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 EP2923106A1 publication Critical patent/EP2923106A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/02—Attaching arms to sprung part of vehicle
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/12—Pivotal connections incorporating flexible connections, e.g. leaf springs
    • 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
    • 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]
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
    • F16C2208/04—Glass fibres
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/10—Elastomers; Rubbers
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/01—Parts of vehicles in general
    • F16C2326/05—Vehicle suspensions, e.g. bearings, pivots or connecting rods used therein

Definitions

  • the present invention relates to a joint, in particular for a motor vehicle, for the articulated connection of at least two components.
  • This object is achieved in a joint, in particular for a motor vehicle, for the articulated connection of at least two components, according to the invention in that the joint consists of a resilient fiber composite material.
  • the fiber composite material consists of endless fiber-reinforced plastics. This allows the To create joints with a widely adjustable and directional elastic identifier.
  • the fiber composite material consists of a combination of different plastics, eg. As a composite of glass and carbon fibers.
  • the fiber composite material passes continuously into the components to be joined. Due to the continuous transition (graduating), the joint according to the invention can be used directly in a composite structure of z. B. axle and handlebars are integrated.
  • the fiber composite material by braiding against overloading, z. B. protected in an accident so that a residual performance is maintained.
  • the joint is double-shelled with a first shell and a second shell.
  • the joint may also be formed with three shells with a first shell, a second shell and a third shell.
  • the shells form a gap in the joint area.
  • the gap may be either hollow or filled with a visco-elastic material to increase damping.
  • a stop member may be arranged to limit the range of movement on both sides of the joint.
  • FIG. 1 shows a longitudinal section through an embodiment of the joint according to the invention
  • FIG. 2 shows a longitudinal section through a further embodiment of the joint according to the invention
  • FIG. 3 shows a view of a further embodiment of the joint according to the invention
  • FIG. 4 shows a schematic illustration of a further embodiment of the joint according to the invention
  • Figure 5 shows a longitudinal section through a further embodiment of the joint according to the invention.
  • Figure 6 is a schematic representation of an axis system under
  • the joint 1 consists of a resilient elastic fiber composite material, for. Example of glass fibers, which at both ends in a rigid fiber composite material 2, z. Made of carbon fibers.
  • a first component 3, z. B. an axle, while at the other end (right in the figure), a second component 4, z. B. a handlebar is connected.
  • the fiber composite material passes continuously into the components 3, 4 to be joined.
  • the joint 1 can be provided in addition to the elastic functions with an integrated damping. This is achieved by introducing viscous materials into the laminate structure or joint 1. Corresponding embodiments are shown in FIGS. 2 and 3.
  • FIG. 2 shows a further embodiment of the joint 1 according to the invention.
  • the local joint 1 is designed as a two-shell joint with a first shell 1 a and a second shell 1 b, wherein between the two shells 1 a and 1 b, a gap 6 is formed.
  • the space 6 may be empty or filled with a visco-elastic material, which would increase the damping.
  • Figure 3 shows an embodiment in which the joint 1 according to the invention is formed with three shells three shells 1 a, 1 b and 1 c. Due to the geometric design of the shells 1 a, 1 b and 1 c, the course of the restoring forces and moments on the joint travel in all directions can be set in a wide range.
  • the gap 6 between the shells 1 a, 1 b and 1 c may be hollow or filled with a damping material.
  • FIG. 4 shows an embodiment in which the joint 1 according to the invention has an opening 7 in the depth direction.
  • the joint 1 according to the invention has a greatly restricted range of motion compared to conventional multi-part structures. This is given by the elastic stress limits of the materials used. In order to avoid joint damage by exceeding the range of motion or to influence the joint characteristic, additional stops may be provided. A corresponding embodiment is shown in FIG. There are provided on both sides of the joint 1 stop components 8, which limit the freedom of movement of the joint 1.
  • the joint 1 according to the invention can be used as a load-bearing structure in the chassis area, as a structure with kinematic functions in connection with wheel guidance, suspension and / or steering and in particular as a structure between body-fixed structures, such as axle beams, and wheel-guiding components, such as wheel carriers.
  • the components may be assembled individual components (screwed, glued or the like) or integrative components such as an axle system, eg. An axle carrier with integrated handlebars made of plastic.
  • the axle system consists of two triangular links 9, which are provided with two axle carrier shells 10 via resilient joints 1 designed according to the invention are connected and lead the wheel carrier with wheel bearing 1 1 in the height direction articulated.
  • the joint 1 according to the invention can furthermore be used in band or bar-like structures, preferably with flat cross sections within the joint axis and a simply curved course.
  • the joint 1 tapers in the region of the joint kinematics point.
  • the joint 1 is geometrically by thickness, choice of material, stiffening ribs u. ⁇ .
  • the joint area is performed curved, wherein the joint function is achieved by bending in the fiber composite material.
  • S-stroke suitable radius
  • the joint 1 has a rest position in the fully relaxed state. Deformations from this rest position cause elastic restoring forces and moments.
  • the height of these joint reactions, as well as their course over the Gelenkverstell Switzerland, can be influenced by the geometric design (in particular width, thickness and spatial curvature) in the different hinge directions. As a result, a desired gimbal hinge behavior, as today's rubber bearings have to be readjusted.
  • the fiber composite material can be made of continuous fiber reinforced plastics and a combination of different plastics, eg. As glass and carbon fibers exist.
  • the connection area is ideally formed as a rigid structure. This may, for example, be a sandwich structure consisting of core and cover layers, a monolithic fiber composite structure or a fin-reinforced SMC or injection-molded component.
  • the hinge region is ideally a monolithic laminate of continuous filament.
  • the function is mainly determined by the outer layers in thick joints.
  • the inner regions are represented, in particular in the thick-walled case, by a material and a fiber arrangement which has a low creep tendency.
  • a viscoelastic material can likewise be incorporated into the layer structure in the joint area. This can, for example, also replace the core area.
  • the transition region between resilient and rigid joint part is designed so that no jumps in stiffness occur because they can cause premature failure. This is achieved by a continuous transition between the regions, such as can be made, for example, by constraining the two adjacent laminates.
  • Possible core materials are plastics, likewise thermoplastics / thermosets, SMC, in particular fiber composite plastics as well as lightweight, shear-resistant foams, elastomers or other visco-elastic plastics.
  • Possible cover materials are continuous fiber reinforced plastics from z. As coal, glass, aramid, basalt fibers, which offer fracture-resistant and cost-effective glass fibers in the joint area. Furthermore, fiber webs or mats of random fiber, also recycled continuous fibers or combinations of the above materials can be used.
  • the compliant function is achieved by fracture-resistant continuous fibers. These are ideally arranged perpendicular to the hinge axis. This can be achieved by laminating from unidirectional patches.
  • additional layers with undulating fibers can be used. These can be incorporated into the layer structure or, especially in the case of braids, applied to the joint as an outer shell by a braiding process.
  • the delamination tendency can be reduced by local reinforcements in the thickness range. This can be made by sewing, tufting or other textile processes.
  • the joint 1 according to the invention thus enables the articulated connection of two components 3 and 4 solely by the use of differently rigid fiber composite materials.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vibration Prevention Devices (AREA)
  • Pivots And Pivotal Connections (AREA)

Abstract

L'invention concerne une articulation (1), destinée en particulier à un véhicule à moteur, servant à relier de manière articulée au moins deux composants (3, 4). L'objectif de l'invention est de créer une articulation présentant un poids faible, facile à monter et pouvant mieux s'adapter aux spécifications respectives. À cet effet, l'articulation (1) selon l'invention est constituée d'un matériau composite élastique renforcé par des fibres.
EP13774450.4A 2012-11-22 2013-10-11 Articulation, destinée en particulier à un véhicule à moteur Withdrawn EP2923106A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012221406.2A DE102012221406A1 (de) 2012-11-22 2012-11-22 Gelenk, insbesondere für ein Kraftfahrzeug
PCT/EP2013/071301 WO2014079627A1 (fr) 2012-11-22 2013-10-11 Articulation, destinée en particulier à un véhicule à moteur

Publications (1)

Publication Number Publication Date
EP2923106A1 true EP2923106A1 (fr) 2015-09-30

Family

ID=49326687

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13774450.4A Withdrawn EP2923106A1 (fr) 2012-11-22 2013-10-11 Articulation, destinée en particulier à un véhicule à moteur

Country Status (3)

Country Link
EP (1) EP2923106A1 (fr)
DE (1) DE102012221406A1 (fr)
WO (1) WO2014079627A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014217444A1 (de) 2014-09-01 2016-03-03 Bayerische Motoren Werke Aktiengesellschaft Fahrwerk eines Fahrzeugs mit einem in faserverstärktem Kunststoff ausgeführten Bauelement
DE102016119088A1 (de) 2016-10-07 2018-04-12 Ab Elektronik Gmbh Pedalvorrichtung mit Scharnierteil

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3229209A1 (de) * 1982-08-05 1984-02-09 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Biegsame welle
DE3530353A1 (de) * 1985-08-24 1987-03-05 Opel Adam Ag Radaufhaengung fuer fahrzeuge
DE3908256A1 (de) * 1989-03-14 1990-09-20 Walter Dipl Ing Feilhauer Gelenk
DE4407303A1 (de) * 1994-03-04 1995-09-07 Spectral Ges Fuer Lichttechnik Federgelenke und Gelenkarmkonstruktion sowie ihre Verwendung
WO1996027507A1 (fr) * 1995-03-06 1996-09-12 Esoro Ag Suspension de roues avec amortisseur a ressort transversal a lame
DE19647302C2 (de) * 1996-11-15 1998-11-05 Daimler Benz Ag Gelenkelement oder -anordnung
US6149998A (en) * 1998-03-13 2000-11-21 Hettinga; Siebolt Heat laminated fabric hinge and method of making same
US20020153648A1 (en) * 2000-06-30 2002-10-24 Lawson Robert C. Manufacturing method for composite transverse leaf spring
DE20022701U1 (de) * 2000-08-20 2002-02-14 Berliner Elektronenspeicher Flexibles Gelenk hoher axialer Steifigkeit
DE10202439C1 (de) * 2002-01-22 2003-12-04 Eads Deutschland Gmbh Gelenk zur Verbindung von Bauteilen mit einander zugewandten Längsseiten sowie flexibles Band zur Verwendung für ein derartiges Gelenk
DE202006010886U1 (de) * 2005-03-15 2006-09-07 Henkel Kgaa Klebeband mit einem mehrschichtigen Aufbau
DE102011083226A1 (de) * 2011-09-22 2013-03-28 Zf Friedrichshafen Ag Gelenk für Fahrwerke aus Faserkunststoffverbund

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2014079627A1 *

Also Published As

Publication number Publication date
WO2014079627A1 (fr) 2014-05-30
DE102012221406A1 (de) 2014-05-22

Similar Documents

Publication Publication Date Title
EP2734390B1 (fr) Bras de suspension à quatre points
EP3017211B1 (fr) Ressort à lame et agencement de ressorts à lame
DE102011077336A1 (de) Radaufhängungselement, umfassend zumindest eine Tragstruktur und einen Lenker
EP3463938B1 (fr) Bras de suspension articulé en quatre points
EP2711214B1 (fr) Bras pour une suspension de roue d'un véhicule automobile
EP2879924B1 (fr) Pédale de véhicule
EP2535213B1 (fr) Composants de châssis de véhicule automobile
WO2011072652A1 (fr) Système de ressort à lames
DE102015215077A1 (de) Achsstrebe
EP1557342A3 (fr) Construction en coquille pour ensemble de carrosserie de véhicule automobile
DE102010053732A1 (de) Drehstabfeder oder Wankstabilisator für ein Kraftfahrzeug sowie Verfahren zu deren Herstellung
DE102010045301A1 (de) Stabilisator für ein Kraftfahrzeug und Verfahren zu seiner Herstellung
DE102017211625B4 (de) Verfahren zur Herstellung einer Lagerbuchse, Lagerbuchse sowie Lenker für eine Radaufhängung eines Kraftfahrzeuges
EP2923106A1 (fr) Articulation, destinée en particulier à un véhicule à moteur
DE102016223321B4 (de) Verfahren zur Herstellung eines Lenkers, sowie Lenker und Radaufhängung
EP3113962B1 (fr) Dispositif bras-ressort
DE102011079842B4 (de) Vorrichtung mit einem Torsionsabschnitt
DE102013111700A1 (de) Torsionsstab für einen Stabilisator eines Kraftfahrzeugs
EP2711213A2 (fr) Bras pour une suspension de roue dans un véhicule automobile
DE102016220376A1 (de) Radführungseinrichtung
DE102016210076B3 (de) Fahrzeugkomponente mit einem Anbindungsbereich zur elastischen Anbindung einer anderen Komponente
DE102014207773A1 (de) Vierpunktlenker
EP3077202A1 (fr) Pièce préformée plane porteuse en matériau composite renforcé par des fibres et stratifié, destinée notamment à une carrosserie de véhicule
DE202016103195U1 (de) Fahrzeugkomponente mit einem Anbindungsbereich zur elastischen Anbindung einer anderen Komponente
DE102015204523A1 (de) Verbundlenkerachse

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20150420

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20180524

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20180913