EP3307571A1 - Liaison articulée et système pour la suspension d'une roue - Google Patents

Liaison articulée et système pour la suspension d'une roue

Info

Publication number
EP3307571A1
EP3307571A1 EP16722896.4A EP16722896A EP3307571A1 EP 3307571 A1 EP3307571 A1 EP 3307571A1 EP 16722896 A EP16722896 A EP 16722896A EP 3307571 A1 EP3307571 A1 EP 3307571A1
Authority
EP
European Patent Office
Prior art keywords
joint
joint body
axis
link
wheel
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Withdrawn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
EP16722896.4A
Other languages
German (de)
English (en)
Inventor
Felix Haeusler
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 EP3307571A1 publication Critical patent/EP3307571A1/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Withdrawn legal-status Critical Current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
    • B60G7/006—Attaching arms to sprung or unsprung part of vehicle, characterised by comprising attachment means controlled by an external actuator, e.g. a fluid or electrical motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G3/00—Resilient suspensions for a single wheel
    • B60G3/18—Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram
    • B60G3/20—Resilient suspensions for a single wheel with two or more pivoted arms, e.g. parallelogram all arms being rigid
    • 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
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D17/00—Means on vehicles for adjusting camber, castor, or toe-in
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D7/00—Steering linkage; Stub axles or their mountings
    • B62D7/06—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins
    • B62D7/14—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering
    • B62D7/146—Steering linkage; Stub axles or their mountings for individually-pivoted wheels, e.g. on king-pins the pivotal axes being situated in more than one plane transverse to the longitudinal centre line of the vehicle, e.g. all-wheel steering characterised by comprising means for steering by acting on the suspension system, e.g. on the mountings of the suspension arms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/10—Independent suspensions
    • B60G2200/14—Independent suspensions with lateral arms
    • B60G2200/144—Independent suspensions with lateral arms with two lateral arms forming a parallelogram
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/40—Indexing codes relating to the wheels in the suspensions
    • B60G2200/462—Toe-in/out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/40—Indexing codes relating to the wheels in the suspensions
    • B60G2200/464—Caster angle
    • 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
    • B60G2204/14—Mounting of suspension arms
    • B60G2204/143—Mounting of suspension arms on the vehicle body or chassis
    • 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
    • B60G2204/14—Mounting of suspension arms
    • B60G2204/148—Mounting of suspension arms on the unsprung part of the vehicle, e.g. wheel knuckle or rigid axle
    • 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
    • B60G2204/4103—Elastic mounts, e.g. bushings having an eccentrically located inner sleeve
    • 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
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/418—Bearings, e.g. ball or roller bearings
    • 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
    • B60G2204/422—Links for mounting suspension elements
    • 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
    • B60G2204/422—Links for mounting suspension elements
    • B60G2204/4222—Links for mounting suspension elements for movement on predefined locus of, e.g. the wheel center
    • 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
    • B60G2206/111—Constructional features of arms the arm being a radius or track or torque or steering rod or stabiliser end link of adjustable length
    • B60G2206/1116—Actively adjustable during driving

Definitions

  • the invention relates to a hinge connection for the articulated connection of a first and a second component according to the preamble of claim 1.
  • the invention also relates to an arrangement for suspending a wheel on a motor vehicle according to the preamble of claim 12.
  • Articulated joints are known in particular from the chassis construction for motor vehicles: for example, links of a wheel suspension are connected to one another or to other components of the chassis by means of joints.
  • Ball joints used in practice are in the specialist literature, for example in
  • the ball joint basically comprises a ball joint called a joint body and a housing with an optional ball socket, which receives the ball stud many turning or
  • Rubber mounts are also used in chassis construction for connecting suspension components, cf. Fahrtechnikhandbuch, Bernd H Corporationing et al., Pages 356 - 361. Rubber mounts have a variety of degrees of freedom, however, the displacement is connected by the rubber bearing
  • Swivel movements and rubber bearings allow rotational, swivel and translational movements, but overcoming shear or shear forces of the elastomer.
  • the Rotary axis of the joint body is arranged eccentrically with respect to its central axis or axis of symmetry.
  • the axis of rotation which may be formed as a hinge, is offset parallel to the central axis. This results in a rotation of the joint body about its axis of rotation an additional degree of freedom in the form of a translational movement.
  • Such an expansion of the degrees of freedom in a joint connection comes in different requirements in the
  • At least one fastening means is provided on the joint body at a distance from the axis of rotation, which serves for the introduction and reception of actuating or bearing forces.
  • a force, z. B. is applied by an actuator, results in a moment about the axis of rotation, which leads to a pivoting of the joint body about the eccentric axis of rotation and thus to a translational movement of the joint body.
  • the arrangement and design of the at least one fastening means results from the respective application.
  • the joint body is as
  • the articulation is a ball joint with a variety of rotational degrees of freedom. The by the
  • Articulated interconnected suspension components can thus be pivoted about a plurality of spatially arranged axes of rotation against each other.
  • the joint body is formed as a cylindrical body or pin, d. H. as a rotary or pivot joint, which has only one axis of rotation and thus only one rotational degree of freedom. Again, there is an advantage an additional translational degree of freedom.
  • Fastening means designed as a pin or bolt, preferably two on a common longitudinal axis arranged bolts are inserted into corresponding holes of the joint body.
  • An actuator can be articulated to these bolts, so that its actuating force can be transmitted to the joint body for generating a torque.
  • a bearing sleeve arranged coaxially to the axis of rotation is rotatably mounted in the joint body.
  • the bearing sleeve thus forms an eccentrically arranged in the joint body pivot, so that a pivoting of the joint body about the axis of rotation is possible.
  • plain bearings or rolling bearings are provided between the bearing sleeve and the joint body.
  • the friction is reduced during the rotational movement between the bearing sleeve and the joint body. Therefore, only small actuating forces are required for the adjustment.
  • the bearing sleeve is clamped by means of a tie bolt, which passes through the bearing sleeve, with the first component.
  • the bearing sleeve thus acts as an axis which is fixed relative to the first component and allows rotation of the joint body.
  • the first component as
  • Subframe of a suspension particularly preferably one
  • the subframe thus serves as a fixed point for the suspension.
  • the second component as a link, for example, as a wishbone or control arm of a suspension of a
  • Subframe and suspension serve.
  • an actuator can be connected to the joint body via the at least one fastening means. The actuating force of the actuator causes a rotational movement and thus a
  • Translational movement of the joint body This can be advantageous, for example, in the lane adjustment or steering movement on a rear axle steering.
  • the toe link of a suspension via the inventive joint on the one hand with the subframe and on the other hand connected to an actuator, wherein the attachment to the subframe via the rotary joint in the joint body.
  • the restoring forces of the actuator are z. B. initiated via bolts on the joint body, bringing about the toe link
  • Fig. 1 shows a hinge connection according to the invention with eccentric
  • FIG. 1 Axis of rotation 2a, the joint connection according to FIG. 1 in cross section in starting position, FIG.
  • FIG. 4a shows a hinge connection according to the invention for the connection of a
  • FIG. 4b the suspension of FIG. 4a with a view towards the inside of the wheel carrier.
  • the articulated connection 1 comprises a ball joint formed as a hinge body 4 with a symmetry or central axis m.
  • the joint body 4 has a
  • the spherical portion 4a is in a
  • Joint body 4 respectively ball studs thus forms with the housing 6 a
  • the rotary joint 7 comprises a bearing sleeve 8 and a sliding bearing 9, which is received in a coaxial with the axis of rotation a arranged bore 10 of the joint body 4.
  • the bearing sleeve 8 is penetrated by a tie bolt 1 1, which clamps the bearing sleeve 8 between the sub-frame 2 a, 2 b frontally and thus fixed in a form-fitting manner.
  • the ball pin 4 is due to the pivot bearing 7 in a position to perform a rotary or pivotal movement about the stationary axis of rotation a.
  • the joint body 4 further comprises two arranged on a common longitudinal axis b, as a bolt 12, 13 formed
  • the joint body 4, in particular the spherical portion 4a may be formed as a cylindrical body with the central axis m as a cylinder axis.
  • the ball joint so could also be a rotary joint with the axis of rotation m occur.
  • the component 2 may be formed as a handlebar and the component 3 as a subframe.
  • An actuator (not shown) could then be hinged directly to the component 2; the holes 14, 15 and the
  • Fixing means 12, 13 could be omitted or by appropriate
  • FIG. 2a and Fig. 2b show the hinge joint 1 of FIG. 1, shown in a cross section, in different positions.
  • the piercing point of the axis of rotation a (FIG. 1) through the plane of the drawing is designated A in FIG. 2 a and FIG. 2 b and is regarded as a fixed point, since the rotary joint 7 (FIG. 1) is fixed relative to the auxiliary frame 2 a, 2 b.
  • the piercing point of the central axis m (FIG. 1) through the plane of the drawing is denoted by M.
  • the housing 6, in which the spherical part 4 a of the joint body 4 is received, is surrounded by an annular eye 3 a of the link 3.
  • a force F of an actuator engages and causes - as shown in FIG. 2b - a pivoting of the joint body 4 about the fixed point A or the fixed axis of rotation a (FIG. 1).
  • the pivoting is recognizable by a beam S, which runs through the fixed point A and is shown in dashed lines, as well as by the displaced position of the bolt 12 '. Due to the pivoting results in a translational movement of the center M from the initial position in Fig. 2a in the direction of the center M 'in Fig. 2b. Simultaneously with the displacement of the center M results in a displacement of the arm 3 in the position 3 ', which is illustrated by the displacement x.
  • the articulated connection 1 in addition to the rotational degrees of freedom due to the ball joint 4a, 6, additionally comprises a translatory degree of freedom, which is made possible by the eccentrically arranged rotary joint 7. in the Difference to the initially acknowledged rubber bearings causes the rotary joint 7 only a minimal bearing friction, ie the required for the displacement x actuator force F is relatively low.
  • Fig. 3 shows a first application example of the invention for a suspension 16 of a rear axle steering of a motor vehicle.
  • the suspension 16 includes a wheel 17, which is pivotally connected to an upper, designed as a wishbone 18 wishbone and a lower, also designed as a wishbone control arm 19 is connected. Both wishbones 18, 19 are - which is not shown - connected to a subframe on the vehicle side.
  • a toe link 20 which vehicle side, d. H. is connected to the subframe, not shown on the articulated joint 21 according to the invention.
  • the articulated joint 21 according to the invention which is received by the vehicle-side end of the track link 20, has a
  • eccentric pivot 21 a and a pin 21 b for the articulation of an actuator 30 The hinge 21 a is fixedly connected to the subframe, not shown.
  • the bolt 21 b pivots about the pivot joint 21 a, so that the control arm 20 carries out a translational movement, which is transmitted to the wheel carrier 17 and this to a rotation about its vertical axis, d. H. causes a change in the toe angle.
  • FIGS. 4a and 4b show a further application example of the invention for a wheel suspension 22, which is shown in various isometric views.
  • a wheel carrier 23 is connected via an upper transverse link 24 and a lower, designed as a four-point or trapezoidal link 25 wishbone with a subframe, not shown. Further, on the wheel 23 engages a toe link
  • the four-point link 25 is connected via two joints with the wheel carrier 23, wherein one of the two joints as inventive
  • Articulated connection 27 is formed. It is eccentrically arranged
  • Swivel joint 27a connected to the wheel carrier 23. Due to the articulation
  • the four-point link 25 is capable of, in addition to the three
  • the suspension according to the invention 22nd corresponds to the known from the aforementioned prior art
  • Trapezoidal link suspension in which upper and lower wishbones by an additional link, also called integral link, are interconnected.
  • This known integral link designed as an intermediate coupling, is characterized by the

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Vehicle Body Suspensions (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Support Of The Bearing (AREA)

Abstract

L'invention concerne une liaison articulée (1) pour lier de manière articulée un premier composant de châssis (2) avec un deuxième composant de châssis (3), qui comprend un corps d'articulation (4) ayant un axe central (m) et un axe rotatif (a), un boîtier (6) qui reçoit le corps d'articulation (4), le corps d'articulation (4) pouvant être fixé au premier composant de châssis (2) et le boîtier (6) pouvant être fixé au deuxième composant de châssis (3). Selon l'invention, l'axe rotatif (a) est disposé de manière excentrée par rapport à l'axe central (m).
EP16722896.4A 2015-06-15 2016-05-17 Liaison articulée et système pour la suspension d'une roue Withdrawn EP3307571A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015210917.8A DE102015210917A1 (de) 2015-06-15 2015-06-15 Gelenkverbindung und Anordnung zur Aufhängung eines Rades
PCT/EP2016/060960 WO2016202513A1 (fr) 2015-06-15 2016-05-17 Liaison articulée et système pour la suspension d'une roue

Publications (1)

Publication Number Publication Date
EP3307571A1 true EP3307571A1 (fr) 2018-04-18

Family

ID=55971012

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16722896.4A Withdrawn EP3307571A1 (fr) 2015-06-15 2016-05-17 Liaison articulée et système pour la suspension d'une roue

Country Status (6)

Country Link
US (1) US20180178607A1 (fr)
EP (1) EP3307571A1 (fr)
JP (1) JP2018519479A (fr)
CN (1) CN107810119A (fr)
DE (1) DE102015210917A1 (fr)
WO (1) WO2016202513A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015214721A1 (de) * 2015-08-03 2017-02-09 Schaeffler Technologies AG & Co. KG Exzenterverstelleinheit zur Verstellung eines Anbindungspunkts für einen Lenker einer Radaufhängung sowie Radaufhängung mit der Exzenterverstelleinheit
US10414434B2 (en) * 2017-04-03 2019-09-17 Robby Gordon Leading-edge steering assembly
JP7156637B2 (ja) * 2018-10-04 2022-10-19 マツダ株式会社 ブッシュ及び車両用サスペンション装置
EP4157653A4 (fr) * 2020-06-01 2024-03-06 Volvo Truck Corp Joint mécanique à cinq degrés de liberté

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3572677A (en) * 1968-12-11 1971-03-30 Ford Motor Co Resilient bushing
JPS6255204A (ja) * 1985-09-03 1987-03-10 Toyota Motor Corp ト−イン調整装置
FR2645637B1 (fr) * 1989-04-06 1991-06-07 Elf France Dispositif de reglage de la geometrie d'une roue de vehicule
DE10064585A1 (de) * 2000-12-22 2002-09-12 Woelk Adalbert Variable Radwinkelsteuerung
EP1630012A1 (fr) * 2004-08-23 2006-03-01 Ford Global Technologies, LLC, A subsidary of Ford Motor Company Palier avec logement excentrique
DE102005037974A1 (de) * 2005-08-11 2007-02-15 Schaeffler Kg Einrichtung zur Verstellung des Radsturzes
DE102006055293A1 (de) * 2006-11-23 2008-05-29 GM Global Technology Operations, Inc., Detroit Lagerbuchsenanordnung für Einzelradaufhängung mit Verstellmechanismus zur aktiven Spurverstellung
DE102012206755B4 (de) * 2012-04-25 2022-11-24 Zf Friedrichshafen Ag Steuerstangenanordnung
DE102013019789A1 (de) * 2013-11-27 2014-06-18 Daimler Ag Einzelradaufhängung mit aktiver Sturzverstellung
DE102014201876A1 (de) * 2014-02-03 2015-08-06 Schaeffler Technologies AG & Co. KG Vorrichtung zum Einstellen der Spur und/oder des Sturzes für ein Fahrwerk eines Kraftfahrzeugs
US9186945B2 (en) * 2014-02-07 2015-11-17 GM Global Technology Operations LLC Cam adjustable shim assembly

Also Published As

Publication number Publication date
WO2016202513A1 (fr) 2016-12-22
DE102015210917A1 (de) 2016-12-15
US20180178607A1 (en) 2018-06-28
JP2018519479A (ja) 2018-07-19
CN107810119A (zh) 2018-03-16

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