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EP1943108A1 - Moyeu de roue pourvu d'evidements axiaux formes entre les trous destines a des boulons de roue - Google Patents

Moyeu de roue pourvu d'evidements axiaux formes entre les trous destines a des boulons de roue

Info

Publication number
EP1943108A1
EP1943108A1 EP06828494A EP06828494A EP1943108A1 EP 1943108 A1 EP1943108 A1 EP 1943108A1 EP 06828494 A EP06828494 A EP 06828494A EP 06828494 A EP06828494 A EP 06828494A EP 1943108 A1 EP1943108 A1 EP 1943108A1
Authority
EP
European Patent Office
Prior art keywords
wheel hub
recesses
wheel
section
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Withdrawn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
EP06828494A
Other languages
German (de)
English (en)
Inventor
Heinrich Hofmann
Horst DÖPPLING
Peter Niebling
Robert Plank
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.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler KG
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 Schaeffler KG filed Critical Schaeffler KG
Publication of EP1943108A1 publication Critical patent/EP1943108A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs

Definitions

  • Wheel hub formed between the holes for wheel bolts axial recesses
  • the invention relates to a wheel hub having a central portion and a radial section radially adjacent thereto, having a bearing portion extending axially from the central portion for receiving a wheel bearing and having an axially opposite receiving portion for receiving a brake disk and a wheel rim, wherein in the radial portion holes for receiving wheel bolts are formed.
  • Wheel hubs for motor vehicles are known to those skilled in many design variants. They are used in the motor vehicle as a link between a drive shaft and a vehicle wheel.
  • a wheel hub usually has a central receiving portion with a spline into which the free end of the drive shaft can be inserted.
  • holes with screw threads are made on a radial section of the wheel hub. forms, in the interposition of a brake disc wheel bolts are screwed.
  • wheel hubs usually have an axial section for receiving and radially centering the wheel rim or the brake disk.
  • the object of the invention is to develop such a wheel hub in such a way that its dimensions are further reduced in the case of comparable dimensions with conventional wheel hubs.
  • the wheel hub should have a high tilting and warping rigidity and ensure precise guidance of the brake disk and the rim both with regard to the tightening torques of the wheel bolts and with respect to forces occurring during operation.
  • a wheel hub is proposed with a central section and an adjoining radial section, with a bearing section projecting axially from the central section for receiving a wheel bearing and with an axially opposing receiving section for receiving a wheel bearing.
  • a brake disc or wheel rim wherein in the radial portion holes for receiving wheel bolts are formed.
  • this wheel hub is also provided that at least between some holes in the radial portion recesses are formed, which completely penetrate the wall of the radial portion.
  • a wheel hub which has axially device components for connection to a vehicle drive shaft, for receiving a wheel bearing and for receiving a brake disc and a wheel rim.
  • this hub has a radial section which represents a lightweight construction through the holes for the wheel bolts and the continuous recesses to a high degree. According to the respective dimensions and / or mechanical requirements of the wheel hub, this may be constructed according to the following features.
  • the recesses are distributed over the circumference of the wheel hub equally distributed between each two holes of the radial section.
  • the recesses in the cross section to the radial plane of the radial section therefore favors a substantially trapezoidal, kidney-shaped or triangular-shaped geometry with preferably rounded corners.
  • the recesses in the direction of the bearing section have a first axial section, an adjoining second axial section and an adjoining third axial section. While the wall surfaces of the recesses in the first axial section extend substantially perpendicular to the radial plane of the radial section, ie parallel to the axis of rotation of the wheel hub, the wall surfaces of the last two sections of the recesses with different and axially smaller angles of less than 90 ° to the mentioned Radial level employed. As a result, the recesses have stepped widening openings.
  • the central portion is conical, wherein this central portion tapers axially in the direction of the bearing portion.
  • the recesses extend radially into the conical region of the central portion.
  • the short side has radially inwardly in the direction of the axis of rotation of the wheel hub, so that in the circumferentially longer portion of the radial portion of the wheel hub more material is removed than in the circumferentially shorter, radially inner portion of the same.
  • substantially triangular recesses are formed in the radial section of the wheel hub such that their triangular tip points radially inwards in the direction of the axis of rotation of the wheel hub.
  • the radial section of the wheel hub in the region of the holes for the wheel bolts has an axial wall thickness D1 which is greater than the axial wall thickness D2 in the region of the first axial section of the recesses, it is achieved that a required component-related is required when forming and punching a wheel hub blank Accurate accuracy and have the respective manufacturing steps easily performed.
  • FIG. 1 shows a first embodiment of an inventively designed hub, seen from the drive side
  • FIG. 2 shows the wheel hub according to FIG. 1, shown from the opposite side
  • Fig. 3 shows a second embodiment of a wheel hub according to the invention, as seen from the drive side, and
  • FIG. 4 the hub of FIG. 3, shown from the opposite side. Detailed description of the drawings
  • a wheel hub 1 designed according to the invention initially comprises a central section 2, which is substantially perpendicular to the axis of rotation 21 of the wheel hub 1. From this central portion 2 extending coaxially to the axis of rotation 21, a bearing portion 4 for receiving a wheel bearing, not shown, and a stepped receiving portion 20 for holding and centering a brake disc, not shown here and also not shown wheel rim.
  • the bearing portion 4 is formed so that an inner ring of the wheel bearing can be fastened on its radial outer surface, while in its axial bore a spline 19 is formed for receiving an axially toothed pin of a drive shaft.
  • the free axial end of the bearing portion 4 is bounded by an annular bead 18.
  • the central portion 2 of the wheel hub 1 is formed in this embodiment conically to the rotation axis 21, wherein the diameter of this central portion 2 decreases from radially outward in the direction of the bearing portion 4.
  • the central portion 2 merges at its diameter-largest extent in a radial section 3, which serves for fastening the pushed onto the receiving portion 20 of the wheel hub 1 brake disc and wheel rim.
  • At least the wheel rim can be fastened by means of wheel bolts to the radial section 3 of the wheel hub 1.
  • the wheel bolts are screwed into the holes 5, 6, 7 and 8 provided with screw threads which are not shown.
  • the recesses 9, 10, 11, 12 and 13 have a substantially trapezoidal cross-sectional geometry in the radial plane.
  • the circumferentially longer side of the recesses radially outward and the circumferentially shorter side is formed radially inwardly on the radial section 3.
  • the recesses 9, 10, 11, 12 and 13 can extend radially into the conical center section 2.
  • the recesses 9, 10, 11, 12 and 13 each have three axial sections 14, 15 and 16 as seen in the direction of the bearing section 4, of which the first axial sections 14 are wall surfaces oriented substantially parallel to the axis of rotation 21 or perpendicular to the radial plane of the radial section 3 has, while the wall surfaces of the two adjoining axial sections 15 and 16 are employed with different and mutually axially decreasing angle of less than 90 ° to the radial plane.
  • the recesses 9, 10, 11, 12 and 13 have an arcuate course 17 on their radially inner side and / or have rounded corners overall.
  • the recesses 9, 10, 11, 12 and 13 have an approximately kidney-shaped geometry. Due to the described embodiment of the edges and the sides of the recesses 9, 10, 11, 12 and 13, a stress-relieved force course is realized within the wheel hub 1.
  • the wheel hub 1 has different wall thicknesses because of the stepped axial sections 13, 14, 15 of the recesses 9, 10, 11, 12 and 13 in their region and in the region of the holes 5, 6, 7, 8.
  • the wall thickness D1 in the region of the holes 5, 6, 7, 8 is greater than the wall thickness D2 in the region of the first axial section 13 of the recesses 9, 10, 11, 12 and 13.
  • the wall thickness D1 is preferably in the region of the holes 5 , 6, 7, 8 more than twice the wall thickness D2. Due to the wall thickness training in manufacturing production of the recesses 9, 10, 11, 12, 13 and the holes 5, 6, 7, 8, the workpiece integrity and high manufacturing accuracy is guaranteed.
  • the recesses 9, 10, 11, 12 and 13 are preferably produced by a forming process and the holes 5, 6, 7, 8 by drilling.
  • the recesses 9, 10, 11, 12, 13 are designed optimized in terms of their dimensions and their distance that the lightest possible wheel hub 1 can be produced, which can accommodate all operating loads acting on them without damage and forms a circumferentially not wavy bearing surface for a brake disc.
  • the recesses 9, 10, 11, 12, 13 are designed and spaced from one another such that the radially outer shortest distance Sa between two adjacent recesses is smaller than the distance Si between two points A and B, which are the lowest radial Mark the distance between the recesses 9, 10, 11, 12, 13 to the axis of rotation 21 of the wheel hub 1.
  • the recesses 9, 10, 11, 12, 13 can also be made substantially oval in their radially outer region and comparatively sharp in the region pointing radially to the axis of rotation 21.
  • the tip 22 of the respective recesses 9, 10, 11, 12, 13 extends radially in the direction of the rotation axis 21 of the wheel hub 1.
  • the points A and B of two adjacent recesses 9, 10, 11, 12, 13 are in this case the respective tip 22 defines, in particular Fig. 4 illustrates. reference numeral

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)
  • Rolling Contact Bearings (AREA)

Abstract

L'invention concerne un moyeu de roue (1) présentant une section centrale (2) et une section radiale (3) radialement adjacente à cette dernière, une section de roulement (4), s'étendant axialement de la section centrale (2) et destinée à recevoir un roulement de roue, ainsi qu'une section de réception (20) axialement opposée destinée à recevoir un disque de frein et une jante de roue, des trous (5, 6, 7, 8) prévus pour recevoir des boulons de roue étant formés dans la section radiale (3). L'objectif de cette invention est de réaliser un moyeu de roue particulièrement léger pouvant résister à toutes les contraintes de fonctionnement et offrant à un disque de frein une surface d'appui fiable dans toutes les conditions de fonctionnement. A cet effet, ledit moyeu de roue (1) présente, au moins entre quelques trous (5, 6, 7, 8), des évidements (9, 10, 11, 12, 13) traversant complètement la paroi de la section radiale (3) du moyeu de roue (1).
EP06828494A 2005-11-03 2006-11-02 Moyeu de roue pourvu d'evidements axiaux formes entre les trous destines a des boulons de roue Withdrawn EP1943108A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005052471A DE102005052471A1 (de) 2005-11-03 2005-11-03 Radnabe mit zwischen den Löchern für Radschrauben ausgebildeten axialen Ausnehmungen
PCT/DE2006/001916 WO2007051452A1 (fr) 2005-11-03 2006-11-02 Moyeu de roue pourvu d'evidements axiaux formes entre les trous destines a des boulons de roue

Publications (1)

Publication Number Publication Date
EP1943108A1 true EP1943108A1 (fr) 2008-07-16

Family

ID=37796852

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06828494A Withdrawn EP1943108A1 (fr) 2005-11-03 2006-11-02 Moyeu de roue pourvu d'evidements axiaux formes entre les trous destines a des boulons de roue

Country Status (7)

Country Link
US (1) US7631948B2 (fr)
EP (1) EP1943108A1 (fr)
JP (1) JP2009514719A (fr)
KR (1) KR20080065597A (fr)
CA (1) CA2636389A1 (fr)
DE (1) DE102005052471A1 (fr)
WO (1) WO2007051452A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005061389A1 (de) * 2005-12-22 2007-08-23 Schaeffler Kg Radnabe mit axialen Ausnehmungen zwischen den Löchern für Radschrauben
DE102010010145B4 (de) * 2010-03-04 2016-06-16 Daimler Ag Bremsscheibe
KR101959078B1 (ko) 2012-08-17 2019-03-15 삼성전자 주식회사 인휠 구동기 및 이를 포함하는 인휠 어셈블리
JP6082588B2 (ja) * 2012-12-20 2017-02-15 株式会社ジェイテクト 車両用軸受装置
BR102013017572A2 (pt) * 2013-07-09 2015-08-04 Suspensys Sist S Automotivos Ltda Cubo de roda nervurado para eixo veicular
DE102016226131B4 (de) * 2016-12-23 2024-05-16 Robert Bosch Gmbh Antriebsrad für eine Getriebe-Antriebseinrichtung und Getriebe-Antriebseinrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH666656A5 (de) * 1985-01-31 1988-08-15 Fischer Ag Georg Zentrieranordnung.
JP3526323B2 (ja) * 1994-05-20 2004-05-10 Ｎｔｎ株式会社 ハブユニット軸受外輪の製造方法
US6039407A (en) * 1996-02-21 2000-03-21 Kelsey-Hayes Company Hub extender with tool clearance passageways and drive nuts for hub and brake assembly
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.
GB2351950B (en) 1999-06-24 2002-11-27 Nsk Rhp Europe Technology Co Ltd A hub component for vehicle wheels
DE10027942C2 (de) * 2000-06-08 2003-10-23 Sauer Achsenfab Radnabenflansch
ATE287800T1 (de) * 2001-04-30 2005-02-15 Knorr Bremse Systeme Radnabe
JP5050306B2 (ja) 2001-09-26 2012-10-17 株式会社ジェイテクト 車軸用軸受装置
CN1576061A (zh) * 2003-07-25 2005-02-09 Ntn株式会社 车轮用轴承装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2007051452A1 *

Also Published As

Publication number Publication date
JP2009514719A (ja) 2009-04-09
WO2007051452A1 (fr) 2007-05-10
DE102005052471A1 (de) 2007-05-10
US7631948B2 (en) 2009-12-15
CA2636389A1 (fr) 2007-05-10
US20080265660A1 (en) 2008-10-30
KR20080065597A (ko) 2008-07-14

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