EP3426507A1 - Unité de ressort pour suspension de roue d'un véhicule, ainsi que suspension de roue - Google Patents

Unité de ressort pour suspension de roue d'un véhicule, ainsi que suspension de roue

Info

Publication number
EP3426507A1
EP3426507A1 EP17703754.6A EP17703754A EP3426507A1 EP 3426507 A1 EP3426507 A1 EP 3426507A1 EP 17703754 A EP17703754 A EP 17703754A EP 3426507 A1 EP3426507 A1 EP 3426507A1
Authority
EP
European Patent Office
Prior art keywords
leaf spring
transverse leaf
vehicle
ball joint
spring
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Withdrawn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
EP17703754.6A
Other languages
German (de)
English (en)
Inventor
Andreas Hesler
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.)
ZF Friedrichshafen AG
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 EP3426507A1 publication Critical patent/EP3426507A1/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Withdrawn legal-status Critical Current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
    • B60G7/001—Suspension arms, e.g. constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
    • B60G11/02—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only
    • B60G11/08—Resilient suspensions characterised by arrangement, location or kind of springs having leaf springs only arranged substantially transverse to the longitudinal axis of the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G7/00—Pivoted suspension arms; Accessories thereof
    • B60G7/005—Ball joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/11—Leaf spring
    • B60G2202/114—Leaf spring transversally arranged
    • 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
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/12—Mounting of springs or dampers
    • B60G2204/121—Mounting of leaf springs
    • 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
    • B60G2204/416—Ball or spherical joints
    • 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
    • B60G2206/15—Constructional features of arms the arm being resilient
    • 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
    • B60G2206/7104—Thermoplastics
    • 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
    • B60G2206/80—Manufacturing procedures
    • B60G2206/81—Shaping
    • B60G2206/8101—Shaping by casting
    • B60G2206/81012—Shaping by casting by injection moulding

Definitions

  • the invention relates to a spring unit for a suspension of a vehicle, comprising at least one transverse to a longitudinal direction of the vehicle extending transverse leaf spring and at least one ball joint designed as a bearing, wherein the transverse leaf spring is connectable via the ball joint with a wheel of the suspension.
  • the invention relates to a suspension for a vehicle
  • the spring unit has at least one transversely to a longitudinal direction of the vehicle extending transverse leaf spring and at least one ball joint formed as a bearing, wherein the transverse leaf spring is articulated via the ball joint to the wheel.
  • the assembly comprises a sliding bearing having a sliding cam fixed to one end of the transverse leaf spring and a sliding plate fixed to the wheel carrier, the sliding cam resting on the sliding plate.
  • the Gleitnocken is pressed by means of the spring force generated by the transverse leaf spring against the sliding plate to secure storage
  • Wheel carrier and the transverse leaf spring in a transverse direction of the motor vehicle and in the longitudinal direction of the motor vehicle.
  • a sealing sleeve such as a
  • Rubber sleeve Rubber sleeve, surrounded.
  • the wheel guide assembly includes a
  • Transverse leaf spring and two wheel carrier wherein at the lower end of each wheel carrier a ball joint is provided.
  • the ball joint has a ball head whose longitudinal central axis points substantially perpendicular to the bottom. Of the respective ball head engages in a spherical cap, which is provided in the respective end of the transverse leaf spring.
  • the transverse leaf spring is suspended via the ball joints on the stub axle carriers, so that the ball joints are subjected to tensile forces.
  • An object of the invention is to provide a more robust and durable bearing of at least one transverse leaf spring on a wheel support of a suspension.
  • a spring unit according to the invention for a wheel suspension of a vehicle comprises at least one transversal, in particular vertical, transverse to a longitudinal direction of the vehicle can be arranged transverse leaf spring and at least one as
  • the transverse leaf spring is connected via the ball joint with a wheel of the suspension.
  • the transverse leaf spring is supported by transmitting a compressive force to the ball joint on the wheel carrier.
  • the inventive use of a ball joint for connection or support of the transverse leaf spring on or on the wheel of the suspension this connection is less susceptible to contamination compared to the known from DE 10 2010 060 659 A1 connection.
  • the inventive storage of the transverse leaf spring on the wheel is, since it absorbs compressive forces during compression of the vehicle body, formed in comparison to the storage according to DE 10 2010 060 659 A1 robust and durable. In the prior art suspension namely act on compression of the vehicle body tensile forces on the storage that cause damage to this in the long run.
  • the transverse leaf spring may have a single transverse leaf or at least two interconnected transverse leaves.
  • the transverse leaf spring may be at least partially made of metal or a composite material.
  • the spring unit according to the invention may have two trained as ball joints bearing, wherein the transverse leaf spring is connectable via a respective ball joint, each with a wheel of the suspension.
  • the transverse leaf spring is articulated via the ball joint on the wheel carrier such that the wheel carrier is movable relative to the transverse leaf spring in a transverse direction of the vehicle and in the longitudinal direction of the vehicle and that a relative movement between the wheel carrier and the transverse leaf spring in the direction of a vertical axis of Vehicle is prevented.
  • the corresponding degrees of freedom allow pivoting movements between the respective end of the transverse leaf spring and the wheel carrier, while these, however, in the direction of the vertical axis, without allowing relative movements, are guided together.
  • the ball joint comprises a spherical shell connected to the transverse leaf spring made of plastic and connected to the wheel carrier ball pin made of metal. Out through the ball shell
  • a further advantageous embodiment provides that the ball socket is formed by a component which is sprayed onto an end portion of the transverse leaf spring.
  • the transverse leaf spring can be inserted, for example, in an injection mold and then partially with a
  • Injection molding material to be encapsulated This can be done at the respective
  • End portion recesses, projections or the like may be formed, which is a positive connection between the molded component and the transverse leaf spring allow, whereby the connection between the component and the transverse leaf spring is reinforced.
  • the ball joint has a housing which is connected to the transverse leaf spring and which receives the ball shell, wherein an interior of the housing is sealed by a rubber bellows or a sealing ring fixed thereto. This allows the ball joint as far as possible
  • the transverse leaf spring comprises at least one attachment portion for fixing this to a
  • the transverse leaf spring may be reinforced in the region of the fastening section.
  • the at least one comprises
  • Attachment portion a substantially horizontally extending bore for receiving a fastener.
  • the transverse leaf spring comprises two attachment portions spaced apart in the longitudinal direction of these. Each of these elements
  • Mounting portions may have a substantially horizontally extending bore for receiving a fastener.
  • a wheel suspension according to the invention for a vehicle comprises at least one wheel carrier and at least one spring unit, wherein the spring unit has at least one transverse leaf spring which can be arranged transversely to a longitudinal direction of the vehicle and at least one bearing designed as a ball joint, wherein the
  • Transverse leaf spring is articulated via the ball joint on the wheel carrier.
  • the spring unit according to one of the aforementioned embodiments or any combination of at least two of these embodiments is formed with each other.
  • the suspension can be used for a front axle and preferably for a rear axle of the vehicle.
  • Fig. 1 is a schematic and perspective view of a
  • Fig. 2 is a schematic representation of the spring unit shown in Fig. 1 in
  • Fig. 3 is a half section through a transverse leaf spring and a wheel carrier
  • Fig. 1 shows a schematic representation of an embodiment of a spring unit 1 according to the invention for a not further shown
  • the suspension can as
  • the Suspension can be used for a rear axle or a front axle of the vehicle.
  • the spring unit 1 comprises a transversely to a longitudinal direction of the vehicle extending transverse leaf spring 2.
  • the transverse leaf spring 2 comprises two in the longitudinal direction of the transverse leaf spring 2 mutually spaced mounting portion 3a and 3b for fixing the transverse leaf spring 2 to a not shown
  • Each attachment portion 3a or 3b comprises a substantially horizontally extending bore 4a and 4b for receiving a fastener, not shown, for example, one each
  • the spring unit 1 further comprises two each formed as a ball joint 5a and 5b bearing, which are each arranged at the end of the transverse leaf spring 2.
  • the transverse leaf spring 2 is about the respective ball joint 5a and 5b, each with a portion of a schematically indicated wheel carrier 6a and 6b of
  • the transverse leaf spring 2 is supported by transmitting a compressive force to the respective ball joint 5a and 5b on the respective wheel carrier 6a and 6b.
  • the transverse leaf spring 2 is articulated via the respective ball joint 5 a and 5 b on the respective wheel carrier 6 a and 6 b such that the respective wheel carrier 6 a and 6 b relative to the transverse leaf spring 2 in a transverse direction of the vehicle and in the
  • Longitudinal direction of the vehicle is movable and that a relative movement between the respective wheel carrier 6a and 6b and the transverse leaf spring 2 is prevented in the direction of a vertical axis of the vehicle.
  • Each ball joint 5a or 5b comprises a ball shell made of plastic, which is connected to the transverse leaf spring 2 and shown in FIG. 2, and a ball stud 7a or 7b made of metal connected to the respective wheel support 6a or 6b.
  • Each ball shell is formed by a member 8a and 8b, respectively, which is sprayed onto the respective end portion of the transverse leaf spring 2.
  • the respective ball joint 5a or 5b may have a connected to the transverse leaf spring 2, the ball socket receiving, not shown housing, wherein an interior of the housing may be sealed by a fixed thereto, rubber bellows, not shown.
  • FIG. 2 shows a schematic illustration of the spring unit 1 shown in FIG. 1 in a partial longitudinal section.
  • the respective ball joints 5a and 5b are provided.
  • each ball joint 5a and 5b has a spherical shell 9a and 9b, which consists at least partially of plastic and can be formed by the respective component 8a and 8b.
  • Fig. 3 shows a half section through a ball joint, for example, the ball joint 5a of Figures 1 and 2, which is connected to one end of the transverse leaf spring 2.
  • the transverse leaf spring 2 can be connected via the ball joint 5 a to a wheel carrier, not shown, of the wheel suspension.
  • the transverse leaf spring 2 is supported
  • the transverse leaf spring 2 is articulated via the ball joint 5 a on the wheel carrier such that the wheel carrier is movable relative to the transverse leaf spring 2 in a transverse direction of the vehicle and in the longitudinal direction of the vehicle in the context of a pivoting movement about the ball joint 5 a and that a relative movement between the wheel carrier and the transverse leaf spring 2 is prevented in the direction of a vertical axis of the vehicle.
  • the ball joint 5a comprises a connected to the transverse leaf spring 2 ball socket 9a made of plastic and connectable to the wheel carrier ball pin 7a made of metal.
  • the ball joint 5a also includes a with the transverse leaf spring. 2
  • the ball socket 9a receiving housing 10 wherein an interior of the housing 10 is sealed by a fixed thereto rubber bellows 11.
  • the ball joint 5b according to the figures 1 and 2 can also in this way be educated. It is also possible that the housing 10 is formed integrally with the respective sprayed onto the ends of the transverse leaf spring 2 component 8a and 8b.
  • the transverse leaf spring 2 comprises at least one fastening section, not shown, for fastening the transverse leaf spring to a vehicle body.
  • the at least one attachment portion may have a substantially horizontally extending bore for receiving a fastener.
  • the transverse leaf spring 2 may also have two longitudinally spaced apart mounting portions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Springs (AREA)

Abstract

L'invention concerne une unité de ressort (1) pour une suspension de roue d'un véhicule, présentant au moins un ressort à lames transversal (2) pouvant être disposé pour s'étendre de manière transversale par rapport à une direction longitudinale du véhicule et au moins un roulement formé comme un joint à rotule (5a, 5b), le ressort à lames transversal (2) pouvant être relié par l'intermédiaire du joint à rotule (5a, 5b) à un support de roue (6a, 6b) de la suspension de roue. Afin de fournir un placement plus robuste et plus durable d'au moins un ressort à lames transversal (2) sur un support de roue (6a, 6b) d'une suspension de roue, l'invention propose que le ressort à lames transversal (2) repose sur le support de roue (6a, 6b) par transmission d'une force de pression sur le joint à rotule (5a, 5b).
EP17703754.6A 2016-03-08 2017-02-08 Unité de ressort pour suspension de roue d'un véhicule, ainsi que suspension de roue Withdrawn EP3426507A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016203738.2A DE102016203738A1 (de) 2016-03-08 2016-03-08 Federeinheit für eine Radaufhängung eines Fahrzeugs sowie Radaufhängung
PCT/EP2017/052667 WO2017153107A1 (fr) 2016-03-08 2017-02-08 Unité de ressort pour suspension de roue d'un véhicule, ainsi que suspension de roue

Publications (1)

Publication Number Publication Date
EP3426507A1 true EP3426507A1 (fr) 2019-01-16

Family

ID=57984953

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17703754.6A Withdrawn EP3426507A1 (fr) 2016-03-08 2017-02-08 Unité de ressort pour suspension de roue d'un véhicule, ainsi que suspension de roue

Country Status (6)

Country Link
EP (1) EP3426507A1 (fr)
JP (1) JP2019512648A (fr)
KR (1) KR20180120729A (fr)
CN (1) CN108698460A (fr)
DE (1) DE102016203738A1 (fr)
WO (1) WO2017153107A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109484118B (zh) * 2018-12-17 2020-12-01 安徽江淮汽车集团股份有限公司 复合材料弹簧ctba悬架系统
CN109484119B (zh) * 2018-12-17 2020-12-01 安徽江淮汽车集团股份有限公司 一种耦合式扭力梁桥式悬架系统
CN109484116B (zh) * 2018-12-17 2020-12-01 安徽江淮汽车集团股份有限公司 一种扭力梁车桥悬架总成
CN109484117B (zh) * 2018-12-17 2020-12-01 安徽江淮汽车集团股份有限公司 一种复合材料弹簧扭力梁车桥悬架总成
DE102019200242B3 (de) 2019-01-10 2020-06-04 Zf Friedrichshafen Ag Halterung für eine Blattfeder und Verfahren zum Herstellen einer solchen Halterung
DE102021106716A1 (de) 2021-03-18 2022-09-22 Rheinmetall Invent GmbH Blattfedervorrichtung, Fahrwerk und Fahrzeug
KR20230082424A (ko) 2021-12-01 2023-06-08 현대자동차주식회사 차량용 현가 스프링 장치 및 이를 구비하는 차량용 현가 시스템
KR20240003265A (ko) 2022-06-30 2024-01-08 현대자동차주식회사 차고 조절 장치

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1148699A (fr) * 1955-03-29 1957-12-12 Alford & Alder Engineers Ltd Perfectionnements aux suspensions de véhicules
DE1123218B (de) * 1958-10-31 1962-02-01 Ehrenreich & Cie A Einzelradaufhaengung der gelenkten Vorderraeder eines Kraftfahrzeuges
DE1146380B (de) * 1960-07-23 1963-03-28 Opel Adam Ag Federnde Aufhaengung der gelenkten Vorderraeder von Kraftfahrzeugen
NL286392A (fr) * 1961-12-07
FR2656838B1 (fr) 1990-01-05 1992-04-17 Renault Structure de guidage de roue.
US20030030241A1 (en) * 2001-08-13 2003-02-13 Lawson Robert Christian Intergrated cross-car suspension system with damper strut
EP1733861A3 (fr) * 2005-06-14 2007-11-28 Industria Auxiliar Alavesa, S.A. (Inauxa) Articulation à rotule, procédé de fabrication et outillage
DE102006015169A1 (de) * 2006-03-30 2007-10-11 Zf Friedrichshafen Ag Radführungslenker für aktives Fahrwerk
DE102010060659A1 (de) 2010-11-18 2012-05-24 Benteler Automobiltechnik Gmbh Anordnung einer Querblattfeder an einem Radträger einer Radaufhängung eines Kraftfahrzeugs
DE102011116034A1 (de) * 2011-10-17 2013-04-18 GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) Radaufhängungsvorrichtung für einKraftfahrzeug
FR2986727B1 (fr) * 2012-02-14 2014-11-28 Peugeot Citroen Automobiles Sa Outillage pour le montage d'une lame de ressort de suspension au chassis et aux supports de roues d'un train roulant d'un vehicule automobile et pour son demontage
DE102014214824A1 (de) * 2014-07-29 2016-02-04 Zf Friedrichshafen Ag Kugelgelenk für ein Fahrwerk

Also Published As

Publication number Publication date
WO2017153107A1 (fr) 2017-09-14
KR20180120729A (ko) 2018-11-06
CN108698460A (zh) 2018-10-23
JP2019512648A (ja) 2019-05-16
DE102016203738A1 (de) 2017-09-14

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