WO2008102836A1 - 車輪用軸受装置 - Google Patents

車輪用軸受装置 Download PDF

Info

Publication number
WO2008102836A1
WO2008102836A1 PCT/JP2008/052933 JP2008052933W WO2008102836A1 WO 2008102836 A1 WO2008102836 A1 WO 2008102836A1 JP 2008052933 W JP2008052933 W JP 2008052933W WO 2008102836 A1 WO2008102836 A1 WO 2008102836A1
Authority
WO
WIPO (PCT)
Prior art keywords
hardened
section
bearing device
wheel
inner member
Prior art date
Application number
PCT/JP2008/052933
Other languages
English (en)
French (fr)
Inventor
Kikuo Maeda
Hisashi Ohtsuki
Original Assignee
Ntn Corporation
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 Ntn Corporation filed Critical Ntn Corporation
Priority to EP08711722.2A priority Critical patent/EP2116731B1/en
Publication of WO2008102836A1 publication Critical patent/WO2008102836A1/ja

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
    • B60B27/0078—Hubs characterised by the fixation of bearings
    • B60B27/0084—Hubs characterised by the fixation of bearings caulking to fix inner race
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs
    • B60B27/001—Hubs with roller-bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B27/00—Hubs
    • B60B27/0015—Hubs for driven wheels
    • B60B27/0021—Hubs for driven wheels characterised by torque transmission means from drive axle
    • B60B27/0026—Hubs for driven wheels characterised by torque transmission means from drive axle of the radial type, e.g. splined key
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
    • F16C19/383—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • F16C19/385—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
    • F16C19/386—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/063—Fixing them on the shaft
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2326/00—Articles relating to transporting
    • F16C2326/01—Parts of vehicles in general
    • F16C2326/02—Wheel hubs or castors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rolling Contact Bearings (AREA)
  • Mounting Of Bearings Or Others (AREA)

Abstract

　非硬化部の疲労強度を向上させた部品を備えることにより、高い耐久性が確保された車輪用軸受装置（１）は、外方部材（１０）と、内方部材（２０）と、ころ（５０）とを備えている。内方部材（２０）は、鋼からなり、車輪取り付けフランジ（３１）が形成されたハブ輪（３０）を含んでいる。ハブ輪（３０）は、焼入硬化されることにより、５０ＨＲＣ以上に硬化された硬化部（３９）と、硬化部（３９）以外の部位である非硬化部（３３）とを有している。そして、非硬化部（３３）を構成する鋼のフェライト面積率は、３％以下である。
PCT/JP2008/052933 2007-02-23 2008-02-21 車輪用軸受装置 WO2008102836A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP08711722.2A EP2116731B1 (en) 2007-02-23 2008-02-21 Bearing device for wheel

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007043758A JP5175055B2 (ja) 2007-02-23 2007-02-23 車輪用軸受装置
JP2007-043758 2007-02-23

Publications (1)

Publication Number Publication Date
WO2008102836A1 true WO2008102836A1 (ja) 2008-08-28

Family

ID=39710108

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/052933 WO2008102836A1 (ja) 2007-02-23 2008-02-21 車輪用軸受装置

Country Status (3)

Country Link
EP (1) EP2116731B1 (ja)
JP (1) JP5175055B2 (ja)
WO (1) WO2008102836A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6301125B2 (ja) * 2013-12-17 2018-03-28 Ntn株式会社 インホイールモータ駆動装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06256965A (ja) * 1993-03-01 1994-09-13 Kawasaki Steel Corp 高耐食性、高加工性超高張力冷延鋼板およびその製造方法
JP2002087008A (ja) 2000-09-20 2002-03-26 Ntn Corp 車輪軸受装置
JP2005003061A (ja) * 2003-06-11 2005-01-06 Ntn Corp 車輪用軸受装置
JP2006137297A (ja) * 2004-11-12 2006-06-01 Ntn Corp 車輪用軸受装置
JP2006291250A (ja) * 2005-04-06 2006-10-26 Nsk Ltd 車輪支持用転がり軸受ユニット

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69831515T2 (de) * 1997-01-17 2006-06-14 Nsk Ltd Lagereinheit für eine Fahrzeugradaufhängung
JP2005256897A (ja) * 2004-03-10 2005-09-22 Ntn Corp 機械要素およびその製造方法
JP2006168406A (ja) * 2004-12-13 2006-06-29 Jtekt Corp 車輪装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06256965A (ja) * 1993-03-01 1994-09-13 Kawasaki Steel Corp 高耐食性、高加工性超高張力冷延鋼板およびその製造方法
JP2002087008A (ja) 2000-09-20 2002-03-26 Ntn Corp 車輪軸受装置
JP2005003061A (ja) * 2003-06-11 2005-01-06 Ntn Corp 車輪用軸受装置
JP2006137297A (ja) * 2004-11-12 2006-06-01 Ntn Corp 車輪用軸受装置
JP2006291250A (ja) * 2005-04-06 2006-10-26 Nsk Ltd 車輪支持用転がり軸受ユニット

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2116731A4 *

Also Published As

Publication number Publication date
EP2116731A4 (en) 2011-03-02
JP5175055B2 (ja) 2013-04-03
EP2116731B1 (en) 2014-12-10
JP2008208857A (ja) 2008-09-11
EP2116731A1 (en) 2009-11-11

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