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EP2002135A1 - Articulation radiale et procédé de fabrication d'une articulation radiale de ce type pour un véhicule à moteur - Google Patents

Articulation radiale et procédé de fabrication d'une articulation radiale de ce type pour un véhicule à moteur

Info

Publication number
EP2002135A1
EP2002135A1 EP07722018A EP07722018A EP2002135A1 EP 2002135 A1 EP2002135 A1 EP 2002135A1 EP 07722018 A EP07722018 A EP 07722018A EP 07722018 A EP07722018 A EP 07722018A EP 2002135 A1 EP2002135 A1 EP 2002135A1
Authority
EP
European Patent Office
Prior art keywords
housing
joint
ball
opening
radial
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Withdrawn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
EP07722018A
Other languages
German (de)
English (en)
Inventor
Jürgen Schmitz
Christian Rziczny
Michael Heuer Gen. Hallman
Horst Pott
Benjamin Ziebart
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 EP2002135A1 publication Critical patent/EP2002135A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00Pivots; Pivotal connections
    • F16C11/04Pivotal connections
    • F16C11/06Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0619Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints the female part comprising a blind socket receiving the male part
    • F16C11/0623Construction or details of the socket member
    • F16C11/0628Construction or details of the socket member with linings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00Pivots; Pivotal connections
    • F16C11/04Pivotal connections
    • F16C11/06Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D7/00Steering linkage; Stub axles or their mountings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00Pivots; Pivotal connections
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00Pivots; Pivotal connections
    • F16C11/04Pivotal connections
    • F16C11/06Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
    • F16C11/0685Manufacture of ball-joints and parts thereof, e.g. assembly of ball-joints
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02Parts of sliding-contact bearings
    • F16C33/04Brasses; Bushes; Linings
    • F16C33/06Sliding surface mainly made of metal
    • F16C33/14Special methods of manufacture; Running-in
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16CSHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00Articles relating to transporting
    • F16C2326/20Land vehicles
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49636Process for making bearing or component thereof
    • Y10T29/49643Rotary bearing
    • Y10T29/49647Plain bearing
    • Y10T29/49648Self-adjusting or self-aligning, including ball and socket type, bearing and component making
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49636Process for making bearing or component thereof
    • Y10T29/49643Rotary bearing
    • Y10T29/49647Plain bearing
    • Y10T29/49648Self-adjusting or self-aligning, including ball and socket type, bearing and component making
    • Y10T29/4965Deforming socket to secure ball
    • Y10T29/49652Die-press shaping
    • Y10T29/49654Die-press shaping having liner
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00Metal working
    • Y10T29/49Method of mechanical manufacture
    • Y10T29/49826Assembling or joining
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00Joints and connections
    • Y10T403/32Articulated members
    • Y10T403/32606Pivoted
    • Y10T403/32631Universal ball and socket
    • Y10T403/32737Universal ball and socket including liner, shim, or discrete seat
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00Joints and connections
    • Y10T403/32Articulated members
    • Y10T403/32606Pivoted
    • Y10T403/32631Universal ball and socket
    • Y10T403/32737Universal ball and socket including liner, shim, or discrete seat
    • Y10T403/32778Completely spacing the members

Definitions

  • the invention relates to a radial joint for a motor vehicle according to the preamble of claim 1 and a method for producing such a radial joint.
  • Ball joints distinguish between axial and radial joints. This distinction depends on the respective direction of engagement of the forces acting on the ball pin forces. As reference for this definition of the different ball joints, the position of the undeflected ball stud is used. Accordingly, the main load of an axial joint in the direction of the longitudinal center axis of the ball pin, while the main load acts at a radial joint transverse to the longitudinal center axis of the ball stud. Thus, these types of joints differ fundamentally from each other in terms of the loads acting on them and thus also in the structure. In particular, the housing design and usable for the housing material are different.
  • a special feature is to mount the ball pin with its ball joint in the housing such that it can not be released from the housing when loaded along its longitudinal center axis, ie in the axial direction.
  • This so-called pull-out force of the axial joint is a decisive factor and an essential quality criterion of an axial joint.
  • the axial joint consists of a one-piece, one-sided open metallic housing, through the opening of a ball pin is inserted into an interior of the housing, wherein the ball joint of the ball stud is pivotally and rotatably mounted in a storage area of the interior.
  • a connected to the ball joint pin portion of the ball pin protrudes through the opening of the housing out of the housing.
  • the fixing of the ball pin takes place within the housing by cold forming the edge region of the opening of the housing in the direction of the ball stud.
  • a bearing shell is arranged, which is preferably made of a plastic-metal composite material.
  • the bearing shell which has a circular-cylindrical opening cross section for the insertion of the joint ball before the housing is shaped, is shaped in such a way that this opening-side edge region of the bearing shell bears against the joint ball. Due to the simple housing design, it is possible to produce the housing for this axial joint in total by a cold forming process. As a result, this axial joint can be manufactured very inexpensively.
  • a radial joint which is produced in total by a cold forming process.
  • this radial joint has a housing open on both sides, so that a machining of the contact area of the lid is required.
  • the radial joint has a straight and very simply shaped shaft.
  • the cold forming method quickly reaches its limits.
  • the cold forming process requires a relatively soft material, which is why, for example, a Low-strength steel material such as G45 is used to make the housing from it. This lower strength of the housing material must be compensated constructively. However, this means an increased use of material and consequently also an increased weight of such joints.
  • radial joints For radial joints, a cold forming process can not be used if they have a very complicated housing geometry and due to the installation conditions in the motor vehicle a shaft with strong radii of curvature. For the above reason, such radial joints are previously produced by means of a hot forming process and are then laboriously machined to produce, for example, the interior for the introduction of the ball stud, the connection area for attaching the lid, which is needed to close the housing or a groove to mount a sealing bellows edge on the joint housing.
  • the invention has for its object to provide a radial joint and a method for producing such a radial joint, which has a simple structure and thus is inexpensive to produce.
  • a radial joint for a motor vehicle with a one-piece metallic housing, through the one-sided opening a ball pin is inserted into an interior of the housing, wherein the ball joint of the ball pin is pivotally and rotatably mounted in a storage area of the interior and connected to the ball joint pin portion of the ball pin the opening of the housing protrudes out of the housing is further developed according to the invention in that the housing in the region of its opening has a section produced by machining, which is deformable by a cold forming process.
  • the housing has only a portion in the region of the opening of the housing, which is changed once by a machining in its cross section such that a subsequent cold forming of this section can be done to complete the housing.
  • the radial joint is so easy and very inexpensive to produce.
  • the machining of the outer portion of the joint housing in a radial joint according to the invention also allows the attachment of the edge region of a sealing the Radialgelenk Dichtungsbalges, without requiring a further operation would be required.
  • the machining of the radial joint housing according to the invention can be done in total with only one cutting operation. A complex and expensive re-clamping of the workpiece is no longer necessary.
  • the previously required lid can be omitted, so that at least one additional component could be saved.
  • the radial joints according to the invention are suitable for use in the field of suspension of motor vehicles. However, a use as a radial joint for a tie rod is preferred.
  • a radial joint is further provided, which has a simple structure and can thus be manufactured and assembled inexpensively.
  • a major advantage of this radial joint is that the housing can be made entirely by a hot forming process. Thus, complicated housing geometries are no longer a problem.
  • the housing has a high strength, due on the one hand by the higher-strength material used and on the other hand by the process itself, since the microstructure of the steel changes during processing of the material ,
  • the hot forming process may be a forging process.
  • Radial joint housings of any cross-section and any desired configuration can be produced by means of this forging process, that is to say even complicated geometries can thus be realized.
  • the section which is reduced once in its cross section by a machining operation, is deformed by cold forming in the edge region of the opening of the housing.
  • the section has a circular cylindrical cross-section prior to its transformation.
  • the shape of the opening after forming can also have an oval geometry, so that different deflection angles can be achieved in different directions of deflection of the ball pivot.
  • the oval geometry can be achieved, for example, by material accumulations already being provided on the housing upper part in the region of the housing opening, which allow a non-round cross-section of the opening after forming.
  • the diameter of the ball joint after the hinge assembly has a larger amount than the diameter of the remaining opening of the housing.
  • the metallic overlap between the Outer diameter of the ball joint and the inner diameter of the opening of the housing provides a measure of the pull-out force of the ball stud to be reached.
  • a radial joint according to the invention in the interior of the housing has a bearing shell receiving the joint ball and movably supporting it.
  • the bearing shell may consist of different materials. The choice of the appropriate material depends on the intended property of the bearing of the ball stud.
  • the bearing shell for example, plastic, a plastic composite material, a multi-component material or at least partially made of a plastic-metal composite material.
  • the bearing shell has a support flange which is supported on an existing in the interior of the housing, corresponding to the support flange flange.
  • the forces acting on the housing or the pin bearing forces can be optimally supported.
  • the properties of the radial joint according to the invention can thus be optimized.
  • a housing for a radial joint produced by a hot forming method according to the invention can also have complicated geometries.
  • a shaft is formed on such a housing.
  • This shaft can according to one embodiment of the invention also have a crank or more cranks.
  • a bend is understood to mean a shape deviating from the straight longitudinal center axis of the shaft.
  • it is of manufacturing significance if the housing and the shank are produced together by means of a hot forming method, such as a forging method. This reduces the cost of generating a housing of a radial joint according to the invention considerably.
  • a hot forming method such as a forging method.
  • a cold extrusion process is used.
  • corresponding production facilities are available.
  • the inventive method for producing a radial joint of the embodiment described above comprises the following steps: manufacture of the housing blank, machining the portion near the opening of the housing, inserting the ball joint of the ball stud in the interior of the housing, cold forming the opening side portion of the housing, to between the ball joint and the housing is given a metallic overlap, which ensures sufficient for the joint to be generated pull-out strength and a positive connection between the contacting components is given.
  • the radial joint can be produced with only a few steps. It is essential that a controlled metallic overlap to achieve a predefined pull-out strength can be generated and a secure positive connection of the contacting components can be generated.
  • the quality of the radial joints produced by means of such a method is significantly improved over known designs from the prior art. The cost reductions already mentioned above are considerable.
  • To achieve the specified metallic coverage of the diameter of the ball joint should be greater than the remaining opening of the housing after joint assembly. This very easy to check quality criterion is measurable during the production process.
  • the deformation of the housing takes place under periodic or permanent force and / or pressure measurement. By means of this periodic or permanent force and / or pressure measurement, the parameters of the radial joint according to the invention can be precisely adjusted and permanently ensured. This results in low friction moments between the relatively movable components.
  • the joint ball can be used together with one of these receiving bearing shell in the interior of the housing.
  • the reshaping of the opening-side section of the housing in this case is accompanied by the deformation of the opening-side section of the bearing shell.
  • the opening-side region of the bearing shell has a predominantly circular-cylindrical geometry prior to its deformation. This can be achieved that the bearing shell during the closure of the housing optimally to the surface of the Joint ball applies. If this procedure is combined with the aforementioned measuring method, a radial joint manufactured in this way is optimized both with regard to its tolerances and with regard to the mobility of the components and satisfies the highest comfort standards, although it has been produced inexpensively by simple production.
  • Figure 1 A partial cross-section through an inventive
  • Figure 3 shows a cross section through a first embodiment of a housing for a radial joint according to the invention and Figure 4 shows a further embodiment of a housing for an inventive
  • FIG. 1 The representation of a partial cross section through an inventive radial joint shown in FIG. 1 has a housing 1 which, in the present case as a whole, ie together with the shaft 11, was produced by means of a hot forming process.
  • the housing has been produced by a forging process.
  • the cup-shaped housing is provided with a one-sided opening 2. On the opposite side of the opening 2, the housing is closed. Because in In this area no opening is provided, can be dispensed with the introduction of a costly to produce and mount lid on the opening 2 opposite side.
  • a ball stud 3 is inserted into the interior 4 of the housing. Between the wall of the inner space 4 and the ball joint 5 of the ball stud 3, a bearing shell 8 made of plastic is present.
  • This equipped with damping properties bearing shell 8 surrounds the ball joint 5 of the ball stud 3 almost completely. It also has in the region of the opening 2 of the housing 1 an opening through which the pin 6 of the ball stud 3 protrudes. The opening 2 of the housing 1 also determines the pivoting range of the ball stud 3, that is, the measure of the possible deflection of the ball stud 3 about the center of the ball joint 5.
  • An outside of the housing 1 existing section 7 was in preparation for carrying out the cold forming process in advance brought to the required level by machining. This circular cylindrical portion 7 of the housing 1 is deformed during the manufacturing process of the housing in the direction of the ball stud 3 before forming. The forming takes place by means of a cold forming process.
  • a sealing bellows 14 is arranged in the region of the section 7, in the housing-side edge region of a clamping ring 15 is vulcanized.
  • the elastomeric material, preferably made of rubber sealing bellows 14 lies with its other, the clamping ring 15 opposite end in the region of the pin 6 directly sealingly on the ball pin 3.
  • the ball stud 3 further has a pin neck 16 which is formed approximately in the region of the opening 2 of the housing.
  • the housing In the lower, the opening 2 of the housing 1 opposite region, the housing has a flange 10 which has an inclination to the longitudinal center axis of the non-deflected ball pin 3.
  • a support flange 9 of the bearing shell 8 At this flange 10 of the housing 1, a support flange 9 of the bearing shell 8 is supported.
  • FIG. 2 shows a flowchart intended to illustrate the manufacturing process for producing a radial joint according to the invention in a simplified manner.
  • a housing blank 1 is produced by means of a forging process.
  • This Housing blank 1 has an inner space 4 and an opening 2 and has tolerance-related oversizes, compared with the finished housing.
  • a section 7 is made by a one-time machining on the opening-side portion of the housing 1. It is possible to make a surface machining of the interior 4 of the housing 1 with this machining operation, but this operation is not mandatory.
  • the subsequent method step consists in that the bearing shell 8, which initially has a circular-cylindrical geometry on the opening side, is placed on the joint ball 5 of the ball stud 3.
  • the resulting assembly of ball stud 3 and bearing shell 8 is inserted through the opening 2 of the housing 1 in the interior 4.
  • the deformation of the edge region 7 of the housing 1 by a cold forming process is moved in the direction of the indicated in the figure 2 arrows A and B on the ball pin 3.
  • This cold forming process of the section 7 of the housing 1 a reshaping of the corresponding, opening-side section of the bearing shell 8 takes place at the same time, so that it bears against the joint ball 5.
  • This closing process of the housing is assisted by a measurement of the forces applied to the section 7 of the housing 1 during the forming process.
  • the moment required for the deflection of the ball pin 3 about the center of the ball joint 5 is periodically detected.
  • the predetermined joint parameters during the closure of the housing can be very accurately adapted to the demands placed on the joint.
  • the opening 2 of the housing 1 is closed by a sealing bellows 14, which in the present case only on one side in the region of the section 7 of the housing 1 has a vulcanized clamping ring 15.
  • the clamping ring 15 causes a pressing of the sealing bellows 14 to the housing 1, so that here an optimized seal is given.
  • the opposite end of the sealing bellows 14 bears sealingly against the ball stud 3.
  • the shaft 11 of the Housing 1 a crank 12. This offset is produced together with the housing blank by the hot forming process (forging process).
  • FIG. 3 shows a first embodiment variant for a housing 1 of a radial joint according to the invention in cross section. It can be seen therefrom of the integrally formed on the housing 1 shaft 11, which within the cup-shaped housing 1 existing interior 4 for later receiving the bearing shell 8 with the ball stud 3 and the space provided for this opening 2 of the housing 1. At the opening side outer surface of the housing 1 has this one machined portion 7, which is suitable as a result of the machining, to be deformed by a cold forming process, thus enabling the joint closure described above.
  • FIG. 4 also shows a further, very simple embodiment of a housing 1 for a radial joint according to the invention.
  • This housing 1 has a separate shaft 11 with a crank 12.
  • the connection between the housing 1 and the shaft 11 by means of a weld 17.
  • the flange 10 of the housing 1 can be seen, which serves to bear a corresponding support flange 9 of the bearing shell 8, not shown here.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Forging (AREA)

Abstract

L'invention concerne une articulation radiale pour véhicule à moteur, comprenant un boîtier métallique (1) à l'intérieur (4) duquel un pivot sphérique (3) peut être placé à travers l'orifice (2) unilatéral du boîtier. La sphère d'articulation (5) du pivot sphérique (3) est logée orientable et pivotante dans une zone réceptrice à l'intérieur (4) du boîtier et une partie (6) du pivot sphérique (3) reliée à la sphère d'articulation (5) est en saillie hors de l'orifice (2) du boîtier (1). Selon l'invention, le boîtier (1) présente dans la zone de l'orifice (2) un segment (7) réalisé par enlèvement de copeaux et pouvant être façonné à froid. L'invention porte également sur un procédé de fabrication d'une articulation radiale selon les opérations suivantes: réaliser une ébauche de boîtier, façonner par enlèvement de copeaux le segment (7) proche de l'orifice (2) du boîtier (1), insérer la sphère d'articulation (5) du pivot sphérique (3) à l'intérieur (4) du boîtier (1), façonner à froid la partie périphérique côté orifice du boîtier (1) pour obtenir un recouvrement (13) de métal entre la sphère d'articulation (5) et le boîtier (1), ce recouvrement empêchant de manière suffisante la sphère de sortir de l'articulation et permettant de créer ainsi un assemblage par complémentarité de forme entre les éléments qui se trouvent en contact mutuel.
EP07722018A 2006-04-04 2007-03-12 Articulation radiale et procédé de fabrication d'une articulation radiale de ce type pour un véhicule à moteur Withdrawn EP2002135A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006016060A DE102006016060B4 (de) 2006-04-04 2006-04-04 Radialgelenk und Verfahren zur Herstellung eines derartigen Radialgelenkes für ein Kraftfahrzeug
PCT/DE2007/000443 WO2007115516A1 (fr) 2006-04-04 2007-03-12 Articulation radiale et procédé de fabrication d'une articulation radiale de ce type pour un véhicule à moteur

Publications (1)

Publication Number Publication Date
EP2002135A1 true EP2002135A1 (fr) 2008-12-17

Family

ID=38328220

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07722018A Withdrawn EP2002135A1 (fr) 2006-04-04 2007-03-12 Articulation radiale et procédé de fabrication d'une articulation radiale de ce type pour un véhicule à moteur

Country Status (11)

Country Link
US (2) US20090279944A1 (fr)
EP (1) EP2002135A1 (fr)
JP (1) JP2009532634A (fr)
KR (1) KR20080108275A (fr)
CN (1) CN101415960B (fr)
AU (1) AU2007236408A1 (fr)
BR (1) BRPI0709887A2 (fr)
DE (1) DE102006016060B4 (fr)
MX (1) MX2008012775A (fr)
RU (1) RU2415313C2 (fr)
WO (1) WO2007115516A1 (fr)

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DE102010043038A1 (de) * 2010-10-28 2012-05-03 Zf Friedrichshafen Ag Verfahren zur Herstellung eines Fahrwerkbauteils
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KR20080108275A (ko) 2008-12-12
MX2008012775A (es) 2008-10-14
US20120210582A1 (en) 2012-08-23
DE102006016060A1 (de) 2007-10-18
WO2007115516A1 (fr) 2007-10-18
CN101415960B (zh) 2013-03-13
JP2009532634A (ja) 2009-09-10
RU2415313C2 (ru) 2011-03-27
CN101415960A (zh) 2009-04-22
BRPI0709887A2 (pt) 2011-07-26
US20090279944A1 (en) 2009-11-12
RU2008143052A (ru) 2010-05-10
AU2007236408A1 (en) 2007-10-18
US8627569B2 (en) 2014-01-14
DE102006016060B4 (de) 2012-10-25

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