JP3917992B2 - 車輪用軸受装置 - Google Patents
車輪用軸受装置 Download PDFInfo
- Publication number
- JP3917992B2 JP3917992B2 JP2004226282A JP2004226282A JP3917992B2 JP 3917992 B2 JP3917992 B2 JP 3917992B2 JP 2004226282 A JP2004226282 A JP 2004226282A JP 2004226282 A JP2004226282 A JP 2004226282A JP 3917992 B2 JP3917992 B2 JP 3917992B2
- Authority
- JP
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- Prior art keywords
- inner ring
- wheel
- diameter
- small
- hoop stress
- 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.)
- Expired - Lifetime
Links
- 238000005096 rolling process Methods 0.000 claims description 54
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 230000006698 induction Effects 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000005242 forging Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 229910000954 Medium-carbon steel Inorganic materials 0.000 claims description 6
- 238000012886 linear function Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 10
- 230000003111 delayed effect Effects 0.000 abstract description 4
- 238000005336 cracking Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 10
- 238000002788 crimping Methods 0.000 description 8
- 238000010791 quenching Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036316 preload Effects 0.000 description 2
- 102220097517 rs876659265 Human genes 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical group [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- -1 S53C Chemical compound 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- FXNGWBDIVIGISM-UHFFFAOYSA-N methylidynechromium Chemical group [Cr]#[C] FXNGWBDIVIGISM-UHFFFAOYSA-N 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Images
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
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/18—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls
- F16C19/181—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact
- F16C19/183—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles
- F16C19/184—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement
- F16C19/186—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with two or more rows of balls with angular contact with two rows at opposite angles in O-arrangement with three raceways provided integrally on parts other than race rings, e.g. third generation hubs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B27/00—Hubs
-
- 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
- F16C43/00—Assembling bearings
- F16C43/04—Assembling rolling-contact bearings
-
- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
図1は、本発明に係る車輪用軸受装置の一実施形態を示す縦断面図である。なお、以下の説明では、車両に組み付けた状態で車両の外側寄りとなる側をアウトボード側(図面左側)、中央寄り側をインボード側(図面右側)という。
2・・・・・・・・・ハブ輪
2a、3a・・・・・内側転走面
2b・・・・・・・・小径段部
2c・・・・・・・・加締部
3・・・・・・・・・内輪
3b・・・・・・・・大端面
4・・・・・・・・・車輪取付フランジ
5・・・・・・・・・ハブボルト
6・・・・・・・・・転動体
7・・・・・・・・・保持器
8、9・・・・・・・シール
10・・・・・・・・外方部材
10a・・・・・・・外側転走面
10b・・・・・・・車体取付フランジ
11・・・・・・・・外径部
11a・・・・・・・嵌合部
11b・・・・・・・段付部
12・・・・・・・・端部
13・・・・・・・・凹所
51・・・・・・・・ハブ輪
51a、52a・・・内側転走面
51b・・・・・・・小径段部
51c・・・・・・・加締部
51d・・・・・・・段部
52・・・・・・・・内輪
53・・・・・・・・外輪
53a・・・・・・・外側転走面
53b・・・・・・・車体取付フランジ
54・・・・・・・・転動体
55・・・・・・・・車輪取付フランジ
56・・・・・・・・ハブボルト
57・・・・・・・・外径
e・・・・・・・・・内輪大端面からの距離
P・・・・・・・・・測定点
δ・・・・・・・・・膨張量
σ・・・・・・・・・フープ応力
Claims (4)
- 内周に複列の外側転走面が形成された外方部材と、
一端部に車輪取付フランジを一体に有し、この車輪取付フランジから軸方向に延びる小径段部が形成されたハブ輪、
およびこのハブ輪の小径段部に圧入された内輪とからなり、外周に前記複列の外側転走面に対向する複列の内側転走面が形成された内方部材と、
この内方部材と前記外方部材の両転走面間に保持器を介して転動自在に収容された複列の転動体とを備え、
前記小径段部の端部を径方向外方に塑性変形させて形成した加締部により前記内輪が軸方向に固定された車輪用軸受装置において、
前記塑性変形前後の前記内輪の外径が測定され、この内輪外径の膨張量を以って、予め求められた関係に基き当該内輪に発生するフープ応力が管理され、このフープ応力が所定値以下に規制されていると共に、
前記ハブ輪が、炭素0.40〜0.80重量%を含む中炭素鋼からなり、前記内側転走面から前記小径段部に亙り高周波焼入れによって表面硬さを58〜64HRCの範囲に硬化処理され、前記加締部が鍛造後の素材表面硬さ25HRC以下の未焼入れ部とされると共に、前記内輪が高炭素クロム軸受鋼からなり、ズブ焼入れにより芯部まで58〜64HRCの範囲で硬化処理されていることを特徴とする車輪用軸受装置。 - 内周に複列の外側転走面が形成された外方部材と、
一端部に車輪取付フランジを一体に有し、この車輪取付フランジから軸方向に延びる小径段部が形成されたハブ輪、
およびこのハブ輪の小径段部に圧入された内輪とからなり、外周に前記複列の外側転走面に対向する複列の内側転走面が形成された内方部材と、
この内方部材と前記外方部材の両転走面間に保持器を介して転動自在に収容された複列の転動体とを備え、
前記小径段部の端部を径方向外方に塑性変形させて形成した加締部により前記内輪が軸方向に固定された車輪用軸受装置において、
前記塑性変形前後の前記内輪の外径が測定され、この内輪外径の膨張量を以って、予め求められた関係に基き当該内輪に発生するフープ応力が管理され、このフープ応力が所定値以下に規制されていると共に、
前記加締前の小径段部の端部に、その外周のうち前記内輪のインボード側に相当する部位に環状の凹所が形成されていることを特徴とする車輪用軸受装置。 - 前記塑性変形による前記内輪外径の膨張量と前記内輪に発生するフープ応力との関係が所定の一次関数からなる比例関係に設定されている請求項1または2に記載の車輪用軸受装置。
- 前記内輪外径のインボード側に小径の段付部が形成されている請求項1乃至3いずれかに記載の車輪用軸受装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004226282A JP3917992B2 (ja) | 2004-08-03 | 2004-08-03 | 車輪用軸受装置 |
EP05016265A EP1624205B1 (en) | 2004-08-03 | 2005-07-27 | Bearing apparatus for a wheel of vehicle |
DE602005021434T DE602005021434D1 (de) | 2004-08-03 | 2005-07-27 | Lagervorrichtung für ein Fahrzeugrad |
US11/195,798 US7607838B2 (en) | 2004-08-03 | 2005-08-02 | Bearing apparatus for a wheel of vehicle |
CN200510089043.2A CN100480528C (zh) | 2004-08-03 | 2005-08-03 | 控制内部件中圆周应力制造车辆车轮用轴承装置的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004226282A JP3917992B2 (ja) | 2004-08-03 | 2004-08-03 | 車輪用軸受装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007004410A Division JP4573200B2 (ja) | 2007-01-12 | 2007-01-12 | 車輪用軸受装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006046434A JP2006046434A (ja) | 2006-02-16 |
JP2006046434A5 JP2006046434A5 (ja) | 2006-11-16 |
JP3917992B2 true JP3917992B2 (ja) | 2007-05-23 |
Family
ID=35219258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004226282A Expired - Lifetime JP3917992B2 (ja) | 2004-08-03 | 2004-08-03 | 車輪用軸受装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7607838B2 (ja) |
EP (1) | EP1624205B1 (ja) |
JP (1) | JP3917992B2 (ja) |
CN (1) | CN100480528C (ja) |
DE (1) | DE602005021434D1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4562025B2 (ja) * | 2004-08-16 | 2010-10-13 | Ntn株式会社 | 車輪用軸受装置 |
JP2007239965A (ja) * | 2006-03-13 | 2007-09-20 | Ntn Corp | 車輪用軸受装置 |
WO2007125646A1 (ja) * | 2006-04-25 | 2007-11-08 | Ntn Corporation | 車輪用軸受装置 |
DE112008002291B4 (de) * | 2007-10-02 | 2021-07-22 | Nsk Ltd. | Verfahren zum Herstellen eines Lagerringglieds für eine Rolllagereinheit |
JP7290086B2 (ja) * | 2019-09-06 | 2023-06-13 | 日本精工株式会社 | ハブユニット軸受およびその製造方法 |
DE102019218794A1 (de) * | 2019-12-03 | 2021-06-10 | Thyssenkrupp Ag | Verfahren zur Erhöhung der Tragfähigkeit und Walzvorrichtung zum Hartwalzen einer randschichtgehärteten Wälzlagerlaufbahn |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3855315B2 (ja) * | 1996-09-25 | 2006-12-06 | 日本精工株式会社 | 車輪支持用転がり軸受ユニットの製造方法 |
JP3622458B2 (ja) | 1997-08-28 | 2005-02-23 | 日本精工株式会社 | 車輪支持用転がり軸受ユニット |
DE69819217T2 (de) * | 1997-01-17 | 2004-08-19 | Nsk Ltd. | Wälzlagereinheit für ein Fahrzeugrad |
US6363799B1 (en) * | 1999-08-06 | 2002-04-02 | Koyo Seiko Co., Ltd. | Bearing device and method for measuring axial force |
US6575637B1 (en) * | 1999-09-10 | 2003-06-10 | Ntn Corporation | Brake rotor and wheel bearing assembly |
EP1110756B1 (en) * | 1999-12-16 | 2008-02-20 | Nsk Ltd | Wheel-support rolling bearing unit and a method manufacturing the same |
EP1111257B1 (en) * | 1999-12-20 | 2003-09-10 | Nsk Ltd | Wheel-support rolling bearing unit and method of manufacturing the same |
US6702472B2 (en) * | 2000-08-24 | 2004-03-09 | Ntn Corporation | Wheel bearing device and method of crimping the same |
JP4543549B2 (ja) * | 2000-12-21 | 2010-09-15 | 日本精工株式会社 | 自動車用ハブユニットの組立方法 |
JP4710179B2 (ja) | 2001-07-03 | 2011-06-29 | 日本精工株式会社 | 車輪駆動輪用軸受ユニットの製造方法 |
JP4326184B2 (ja) * | 2002-03-27 | 2009-09-02 | 株式会社ジェイテクト | 転がり軸受装置の組立方法および組立装置 |
JP4278542B2 (ja) | 2004-03-12 | 2009-06-17 | 日本精工株式会社 | 車輪支持用ハブユニットの製造方法 |
-
2004
- 2004-08-03 JP JP2004226282A patent/JP3917992B2/ja not_active Expired - Lifetime
-
2005
- 2005-07-27 DE DE602005021434T patent/DE602005021434D1/de active Active
- 2005-07-27 EP EP05016265A patent/EP1624205B1/en active Active
- 2005-08-02 US US11/195,798 patent/US7607838B2/en active Active
- 2005-08-03 CN CN200510089043.2A patent/CN100480528C/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP1624205A3 (en) | 2006-09-27 |
JP2006046434A (ja) | 2006-02-16 |
CN100480528C (zh) | 2009-04-22 |
EP1624205B1 (en) | 2010-05-26 |
EP1624205A2 (en) | 2006-02-08 |
DE602005021434D1 (de) | 2010-07-08 |
US7607838B2 (en) | 2009-10-27 |
CN1734112A (zh) | 2006-02-15 |
US20060029316A1 (en) | 2006-02-09 |
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