WO2011085748A1 - Dispositif de retenue d'un disque de frein sur un moyeu de roue d'une voiture - Google Patents

Dispositif de retenue d'un disque de frein sur un moyeu de roue d'une voiture Download PDF

Info

Publication number
WO2011085748A1
WO2011085748A1 PCT/EP2010/007200 EP2010007200W WO2011085748A1 WO 2011085748 A1 WO2011085748 A1 WO 2011085748A1 EP 2010007200 W EP2010007200 W EP 2010007200W WO 2011085748 A1 WO2011085748 A1 WO 2011085748A1
Authority
WO
WIPO (PCT)
Prior art keywords
brake disk
wheel hub
axial direction
rim
holding
Prior art date
Application number
PCT/EP2010/007200
Other languages
German (de)
English (en)
Inventor
Ralph Mayer
Original Assignee
Daimler 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 Daimler Ag filed Critical Daimler Ag
Publication of WO2011085748A1 publication Critical patent/WO2011085748A1/fr

Links

Classifications

    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D65/12—Discs; Drums for disc brakes
    • F16D65/123—Discs; Drums for disc brakes comprising an annular disc secured to a hub member; Discs characterised by means for mounting
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1356—Connection interlocking
    • F16D2065/1364—Connection interlocking with relative movement axially
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/138—Connection to wheel
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/02—Braking members; Mounting thereof
    • F16D2065/13—Parts or details of discs or drums
    • F16D2065/134—Connection
    • F16D2065/1384—Connection to wheel hub

Definitions

  • the invention relates to a holding arrangement of a brake disc on a wheel hub of a motor vehicle specified in the preamble of claim 1.
  • EP 0 427 489 B1 discloses a wheel having a central hub and an outer rim interconnected by a wheel disc, a pair
  • each connection arrangement comprises a bolt attachable to the wheel block, the block between two on a back of the circular-disc provided annular surfaces, said surfaces extending substantially radially to the brake disc, and wherein the block arranged in one of the side surfaces of the block groove of predominant
  • said groove is of arcuate cross-sectional shape, in said groove and in a groove of predominant longitudinal extent and arcuate cross-sectional shape in one of the radially extending surfaces on the back of the brake disc a pin of predominant longitudinal extension is arranged, the said groove of predominant Longitudinal extent in the brake disc extends substantially radially to the brake disc on one side of an opening provided in the brake disc, the block is associated with said block, and wherein the opposite side surface of the block is held by the other said substantially radially extending surfaces is provided in a region of the brake disc on the opposite disc of said opening.
  • a brake disc for a disc brake which has a radially outer annular friction disc and an inner flange-shaped disc pot, which is connected via peripheral attachment means with the disc.
  • means of compensation are different
  • Providing free cut is provided, which produces an at least radial compliance between the disc pot and fastener or friction disc in the cut-free section.
  • Disc pot as a result of deviations in the tightening torque of the wheel bolts occur, which lead to deformations.
  • deformations are, for example, static disc geometry deviations, such as an out-of-roundness of an end face of the brake disc (SRO) and a resulting variation in the thickness of the friction disc (DTV - Disc Thickness
  • a holding arrangement according to the invention of a brake disk having a friction ring and a brake disk pot connected to the friction ring on a wheel hub of a motor vehicle, in particular a passenger car, in which the brake disk is held on the wheel hub via the brake disk chamber, is characterized in that the brake disk chamber at least one Has in the axial direction extending through opening for a retaining means of the wheel hub, wherein a rim of the motor vehicle in the axial direction directly on the holding means of the wheel hub can be supported.
  • the static brake disc geometry deviations mentioned at the beginning are due to stress gradients due to different tightening torques fasteners for fixing the rim, such as wheel bolts, avoided. This is accompanied by the avoidance of said effects such as an out-of-roundness of an end face of the brake disk and a variation of the thickness of the friction ring as a result of these static geometry deviations.
  • Brake disk pot must go, but can flow directly from the rim to the wheel hub, since now according to the invention, the rim directly to the wheel hub or at the wheel hub
  • Holding means is supportable.
  • the brake disk cup is still arranged in the axial direction between the rim and the wheel hub, wherein the brake disk hub is also supported in the axial direction via corresponding cooperating end faces on the wheel hub.
  • a decoupled connection concept of the brake disk hub is created on the wheel hub, so that a clear positioning and a clear voltage image regardless of the attachment of the rim, for example by the wheel bolts arises. Furthermore, a floating mounting of the brake disc is not required.
  • the holding means is formed, for example, as a raised by a base of the wheel hub heel, which passes through the through hole of the brake disk hub and the brake disk hub at least partially projects beyond in the axial direction.
  • the rim can be supported directly and directly in the axial direction on the holding means and thus on the wheel hub.
  • conventional rims on the market can be used in connection with the holding arrangement according to the invention. The rim is no longer under the mediation of the
  • a plurality of holding means are provided, the circumferential direction of the wheel hub are arranged uniformly distributed.
  • five holding means are provided which are arranged at respective intervals of 72 ° to each other in the circumferential direction of the wheel hub.
  • each holding means has a fastening means, in particular a screw thread into which a rim-side fastening means, for example a wheel bolt mentioned, can be screwed.
  • a fastening means in particular a screw thread into which a rim-side fastening means, for example a wheel bolt mentioned, can be screwed.
  • the brake disk cup is held in a form-fitting manner on the wheel hub via the at least one holding means of the wheel hub, at least in the circumferential direction of the brake disk cup.
  • the holding means thus has the shape of a driver, which passes through the passage opening and which transmits a rotational movement of the wheel hub on the brake disk hub, which in turn transmits this rotational movement on the associated with this friction ring.
  • Brake device can then brake the friction ring, for example by means of frictional engagement, whereupon this braking force in the reverse manner on the brake disk hub and finally on the wheel hub and thus on the rim attached to this is transferable to the braking of the motor vehicle.
  • this braking force in the reverse manner on the brake disk hub and finally on the wheel hub and thus on the rim attached to this is transferable to the braking of the motor vehicle.
  • another braking force in the reverse manner on the brake disk hub and finally on the wheel hub and thus on the rim attached to this is transferable to the braking of the motor vehicle.
  • Attachment such as a screw
  • the brake disc hub to the Wheel hub may be provided to ensure a force transmission between the wheel hub and the brake disk hub, for example, at least by a frictional engagement.
  • Fig. 1 is a perspective view of an embodiment of
  • FIG. 2 shows a further perspective view of the holding arrangement according to FIG. 1 in an exploded view
  • Fig. 3 shows a detail of a side view of the holding arrangement according to the
  • FIG. 4 is a perspective view of an embodiment of a
  • Fig. 5 shows a detail of a longitudinal sectional view of the holding arrangement according to the preceding Fig. With a rim which is held on a wheel hub of the holding arrangement.
  • FIG. 1 to 3 show a holding arrangement 10 of a brake disk 12, which comprises a friction ring 14 and a brake disk cup 16, wherein the brake disk cup 16 via a toothing 18 rotatably connected to the friction ring 14 is connected.
  • the brake disk cup 16 has five passage openings 24, 26, 28, 30 and 32 extending in the axial direction according to a directional arrow 22 for a respective holding means 34, 36, 38, 40 and 42 of the wheel hub 20, wherein a rim 68 (FIG ) of
  • the holding means 34, 36, 38, 40, 42 are formed integrally with the wheel hub 20 and pass through the respective through holes 24, 26, 28, 30, 32.
  • Fig. 3 can be seen, also project beyond the holding means 34, 36, 38, 40, 42, the brake disc hub 16 in the axial direction, whereby the direct and
  • Brake disk cup 16 would be supported on the hub in the axial direction.
  • the holding assembly 10 thus provides a significant increase in ride comfort, as the Bremsenrubbeln, local
  • the brake disk 14 is an internally ventilated, perforated brake disk 14, which ensures a very high braking power even under high load and high temperatures. It is also clear that previous, known fastening concepts for rims 68 and thus the construction of the known rims 68 can be maintained and readily be used in conjunction with the holding assembly 10. The rims 68 are no longer supported via the brake disk cup 16 but directly via the holding means 34, 36, 38, 40, 42 on the wheel hub 20 in the axial direction according to the directional arrow 22.
  • the brake disk cup 16 also has five projections 54, 56, 58, 60 and 62, which has a base surface 64, which also constitutes an end face of the
  • Brake disk cup 16 in which the through holes 24, 26, 28, 30, 32 are formed, at least partially projects in the axial direction according to the direction arrow 22. These projections are in their axial extent according to the
  • Directional arrow 22 formed so high that they in the axial direction according to the
  • the projections 54, 56, 58, 60, 62 are elastic, for example, they consist as well as the Brake disk pot 16 of a thin-walled sheet, which is fixed at mounted rim 68 of the brake disk hub 16 in the axial direction according to the direction arrow 22 on the hub 20, since he with a corresponding, the base 64th
  • the projections 54, 56, 58, 60, 62 are formed integrally with the brake disk cup 16.
  • the holding means 34, 36, 38, 40, 42 project beyond the brake disk cup 16 in axial
  • Elements such as spring elements to be arranged, which are supported on the one hand on the rim 68 and on the other hand on the brake disk pot 16.
  • elastic deformable elements may, for example, be brackets.
  • a spring ring for example a closed spring ring, between the brake disk cup 16 and the rim 68, which fulfills the described function.
  • Fig. 5 illustrates the operating principle of the holding assembly 10, wherein said rim 68 is shown, which is supported via the integrally formed with the wheel hub 20 holding means 34, 36, 38, 40 and 42 in the axial direction according to the directional arrow 22, wherein 5, only the holding means 34 can be seen.
  • the holding means 34 penetrates the corresponding passage opening 24, and this applies analogously to the remaining holding means 36, 38, 40 and 42, which penetrate the corresponding passage openings 26, 28, 30 and 32.
  • the holding means 34, 36, 38, 40 and 42 groove-like recesses are formed, in which the brake disk cup 16 engages, which is taken in the circumferential direction of the brake disk hub 16 via a positive connection. Therefore, the holding means 34, 36, 38, 40 and 42 may also be referred to as a driver.
  • the holder of the brake disk hub 16 on the wheel hub 20 via the projections 54, 56, 58, 60, 62, wherein the projection 60 is shown in Figure 5, allows a defined, geometric position and tension of the brake disk hub 16 relative to the hub 20 in the axial Direction according to the directional arrow 22, regardless of the attachment of the rim 68 to the hub 20, for example by the
  • the brake disk cup 16 is decoupled from the attachment of the rim 68, which avoids the described, different voltage gradients and allows the comfort increase.
  • the brake disk hub 16 may be formed from a steel sheet but also, for example, aluminum or other metals or materials such as light metals.
  • the friction ring 14 of the brake disc 12 may be formed, for example, as a cast component, in particular cast iron.
  • the formation of a composite material, a ceramic material, a light metal or the like is possible.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

L'invention concerne un dispositif de retenue (10) d'un disque de frein (12) présentant une bague de frottement (14) et un pot de disque de frein (16) relié à la bague de frottement (14) sur un moyeu de roue (20) d'une voiture, sur lequel le disque de frein (12) est maintenu au moyen du pot de disque de frein (16) sur le moyeu de roue (20), le pot de disque de frein (16) présentant au moins une ouverture de passage (24, 26, 28, 30, 32) s'étendant dans le sens axial (22) pour un moyen de retenue (34, 36, 38, 40, 42) du moyeu de roue (20), une jante de la voiture pouvant être soutenue dans le sens axial (22) directement sur le moyen de retenue (34, 36, 38, 40, 42) du moyeu de roue (20).
PCT/EP2010/007200 2010-01-18 2010-11-27 Dispositif de retenue d'un disque de frein sur un moyeu de roue d'une voiture WO2011085748A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010004866A DE102010004866A1 (de) 2010-01-18 2010-01-18 Halteanordnung einer Bremsscheibe an einer Radnabe eines Kraftwagens
DE102010004866.6 2010-01-18

Publications (1)

Publication Number Publication Date
WO2011085748A1 true WO2011085748A1 (fr) 2011-07-21

Family

ID=43587660

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/007200 WO2011085748A1 (fr) 2010-01-18 2010-11-27 Dispositif de retenue d'un disque de frein sur un moyeu de roue d'une voiture

Country Status (2)

Country Link
DE (1) DE102010004866A1 (fr)
WO (1) WO2011085748A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013029745A1 (fr) * 2011-09-01 2013-03-07 Daimler Ag Dispositif de fixation pour moyeu de roue et disque de frein

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011108220A1 (de) * 2011-07-21 2013-01-24 Daimler Ag Bremsscheibentopf
ITUB20155735A1 (it) * 2015-11-19 2017-05-19 Freni Brembo Spa Campana di disco per freno a disco
US11353074B2 (en) 2020-07-14 2022-06-07 GM Global Technology Operations LLC Brake rotor for a braking system of a motor vehicle

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2198995A (en) * 1986-12-19 1988-06-29 Honda Motor Co Ltd Vehicle wheel assembly
EP0427489B1 (fr) 1989-11-07 1994-08-03 SAB WABCO Holdings B.V. Roues incorporant des disques de freinage
FR2723886A1 (fr) * 1994-08-23 1996-03-01 Peugeot Dispositif d'assemblage pour fixer coaxialement une roue de vehicule automobile et un disque de frein sur un moyeu
EP0860626A2 (fr) * 1997-02-21 1998-08-26 SKF INDUSTRIE S.p.A. Raccordement entre une unité moyeu de roue-palier et un rotor de frein
WO2004091938A1 (fr) * 2003-04-17 2004-10-28 Aktiebolaget Skf Unite comprenant un moyeu et un rotor de freinage
DE102007048648A1 (de) 2007-10-10 2009-04-16 Audi Ag Bremsscheibe für eine Scheibenbremse

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2919411A1 (de) * 1979-05-15 1980-11-27 Daimler Benz Ag Bremsscheibe fuer rad eines kraftfahrzeugs
IT1288720B1 (it) * 1996-10-01 1998-09-24 Skf Ind Spa Mozzo o gruppo mozzo ruota che permette un migliore montaggio e smontaggio di un organo frenante.
DE10250231A1 (de) * 2002-03-19 2003-10-02 Continental Teves Ag & Co Ohg Mehrteilige Bremsscheibe
US7610999B2 (en) * 2005-08-30 2009-11-03 Robert Bosch Gmbh Wheel hub
US20110127826A1 (en) * 2008-04-15 2011-06-02 The Timken Company Hub and brake assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2198995A (en) * 1986-12-19 1988-06-29 Honda Motor Co Ltd Vehicle wheel assembly
EP0427489B1 (fr) 1989-11-07 1994-08-03 SAB WABCO Holdings B.V. Roues incorporant des disques de freinage
FR2723886A1 (fr) * 1994-08-23 1996-03-01 Peugeot Dispositif d'assemblage pour fixer coaxialement une roue de vehicule automobile et un disque de frein sur un moyeu
EP0860626A2 (fr) * 1997-02-21 1998-08-26 SKF INDUSTRIE S.p.A. Raccordement entre une unité moyeu de roue-palier et un rotor de frein
WO2004091938A1 (fr) * 2003-04-17 2004-10-28 Aktiebolaget Skf Unite comprenant un moyeu et un rotor de freinage
DE102007048648A1 (de) 2007-10-10 2009-04-16 Audi Ag Bremsscheibe für eine Scheibenbremse

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013029745A1 (fr) * 2011-09-01 2013-03-07 Daimler Ag Dispositif de fixation pour moyeu de roue et disque de frein
DE102011112230A1 (de) * 2011-09-01 2013-03-07 Daimler Ag Halteanordnung für Radnabe und Bremsscheibe

Also Published As

Publication number Publication date
DE102010004866A1 (de) 2011-07-21

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