JP6564797B2 - 車輪用軸受装置 - Google Patents
車輪用軸受装置 Download PDFInfo
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- JP6564797B2 JP6564797B2 JP2017035581A JP2017035581A JP6564797B2 JP 6564797 B2 JP6564797 B2 JP 6564797B2 JP 2017035581 A JP2017035581 A JP 2017035581A JP 2017035581 A JP2017035581 A JP 2017035581A JP 6564797 B2 JP6564797 B2 JP 6564797B2
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- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/02—Dead axles, i.e. not transmitting torque
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/14—Torque-transmitting axles composite or split, e.g. half- axles; Couplings between axle parts or sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/12—Torque-transmitting axles
- B60B35/18—Arrangement of 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
- F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of sealing lips
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
- F16C33/783—Details of the sealing or parts thereof, e.g. geometry, material of the mounting region
-
- 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
- F16C35/0635—Fixing them on the shaft the bore of the inner ring being of special non-cylindrical shape which co-operates with a complementary shape on the shaft, e.g. teeth, polygonal sections
-
- 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
-
- 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
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
- F16C33/7873—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section
- F16C33/7876—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a single sealing ring of generally L-shaped cross-section with sealing lips
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7869—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward
- F16C33/7879—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring
- F16C33/7883—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted with a cylindrical portion to the inner surface of the outer race and having a radial portion extending inward with a further sealing ring mounted to the inner race and of generally L-shape, the two sealing rings defining a sealing with box-shaped cross-section
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Description
内周に外側転走面が形成された外方部材と、
軸方向へ延びる小径段部が形成されたハブ輪および前記小径段部に嵌合される少なくとも一つの内輪からなり、外周に内側転走面が形成された内方部材と、
前記外方部材と前記内方部材の両転走面間に転動自在に介装される複数の転動体と、
前記外方部材と前記内方部材によって形成された環状空間の両側開口端を塞ぐシール部材と、を備え、
前記外方部材に車体取付フランジが形成されるとともに当該車体取付フランジに複数のボルト挿通穴が設けられて、それぞれの前記ボルト挿通穴にナックルボルトが挿通されており、
前記ハブ輪に車輪取付フランジが形成されるとともに当該車輪取付フランジの回転軸を中心とする同心円上に等間隔で複数のボルト圧入穴が設けられて、それぞれの前記ボルト圧入穴にハブボルトが圧入されている車輪用軸受装置において、
前記外方部材のアウター側外周に径方向外側へ突出する堰部を設け、
前記堰部には、前記ボルト挿通穴に挿通される前記ナックルボルトの締付工具を通すための切欠部が形成されている、ものである。
前記車輪取付フランジを回転させて前記ボルト挿通穴と前記ボルト圧入穴の位相を合わせた場合、
前記切欠部は、前記ボルト圧入穴を中心とする内接円の内側に前記ハブボルトの頭部が収まるように形成されている、ものである。
複数の前記切欠部が形成されており、
それぞれの前記切欠部は、前記ボルト圧入穴を中心とする内接円の内側に前記ハブボルトの頭部が収まるように形成されている、ものである。
前記堰部の外縁部分が弾性体で構成されており、
前記切欠部は、前記弾性体に形成されている、ものである。
前記回転軸を水平とした際の当該回転軸と交わる上下方向線を想定した場合、
前記切欠部は、前記上下方向線に交わらない位置に形成されている、ものである。
前記堰部に径方向内端から径方向外端までの寸法が大きい高堰部分を有しており、
前記高堰部分は、前記上下方向線に交わる位置に形成されている、ものである。
2 外方部材
2c 外側転走面
2d 外側転走面
2e 車体取付フランジ
2f ボルト挿通穴
3 内方部材
31 ハブ輪
32 内輪
33 ハブボルト
33h 頭部
34 ナックルボルト
34T 締付工具
3a 小径段部
3c 内側転走面
3d 内側転走面
3h 車輪取付フランジ
3i ボルト圧入穴
3j 工具挿通穴
4 転動体
5 シール部材(インナー側シール部材)
6 シール部材(アウター側シール部材)
7 堰部材(堰部)
71 弾性体
7a 嵌合部
7b 立板部
7c 切欠部
7d 高堰部分
A 回転軸
S 環状空間
V 内接円
Lv 上下方向線
Claims (5)
- 内周に外側転走面が形成された外方部材と、
軸方向へ延びる小径段部が形成されたハブ輪および前記小径段部に嵌合される少なくとも一つの内輪からなり、外周に内側転走面が形成された内方部材と、
前記外方部材と前記内方部材の両転走面間に転動自在に介装される複数の転動体と、
前記外方部材と前記内方部材によって形成された環状空間の両側開口端を塞ぐシール部材と、を備え、
前記外方部材に車体取付フランジが形成されるとともに当該車体取付フランジに複数のボルト挿通穴が設けられて、それぞれの前記ボルト挿通穴にナックルボルトが挿通されており、
前記ハブ輪に車輪取付フランジが形成されるとともに当該車輪取付フランジの回転軸を中心とする同心円上に等間隔で複数のボルト圧入穴が設けられて、それぞれの前記ボルト圧入穴にハブボルトが圧入されている車輪用軸受装置において、
前記外方部材のアウター側外周に径方向外側へ突出する堰部を設け、
前記堰部には前記ボルト挿通穴に挿通される前記ナックルボルトの締付工具を通すための切欠部が形成されており、
前記車輪取付フランジを回転させて前記ボルト挿通穴の中心と前記ボルト圧入穴の中心が重なるように位相を合わせた場合、
前記切欠部は、軸方向から見て円弧形状となっており、その内接円の中心が前記ボルト圧入穴の中心に重なるとともに当該内接円の内側に前記ハブボルトの頭部が収まるように形成されている、ことを特徴とする車輪用軸受装置。 - 複数の前記切欠部が形成されており、
それぞれの前記切欠部は、軸方向から見て円弧形状となっており、その内接円の中心が前記ボルト圧入穴の中心に重なるとともに当該内接円の内側に前記ハブボルトの頭部が収まるように形成されている、ことを特徴とする請求項1に記載の車輪用軸受装置。 - 前記堰部の外縁部分が弾性体で構成されており、
前記切欠部は、前記弾性体に形成されている、ことを特徴とする請求項1又は請求項2に記載の車輪用軸受装置。 - 前記回転軸を水平とした際の当該回転軸と交わる上下方向線を想定した場合、
前記切欠部は、前記上下方向線に交わらない位置に形成されている、ことを特徴とする請求項1から請求項3のいずれか一項に記載の車輪用軸受装置。 - 前記堰部に径方向内端から径方向外端までの寸法が大きい高堰部分を有しており、
前記高堰部分は、前記上下方向線に交わる位置に形成されている、ことを特徴とする請求項4に記載の車輪用軸受装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017035581A JP6564797B2 (ja) | 2017-02-27 | 2017-02-27 | 車輪用軸受装置 |
PCT/JP2018/000820 WO2018154999A1 (ja) | 2017-02-27 | 2018-01-15 | 車輪用軸受装置 |
US16/488,791 US11125270B2 (en) | 2017-02-27 | 2018-01-15 | Bearing device for wheel |
DE112018001027.9T DE112018001027T5 (de) | 2017-02-27 | 2018-01-15 | Lagervorrichtung für ein rad |
CN201820267495.8U CN208634208U (zh) | 2017-02-27 | 2018-02-24 | 车轮用轴承装置 |
CN201810157263.1A CN108506337B (zh) | 2017-02-27 | 2018-02-24 | 车轮用轴承装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2017035581A JP6564797B2 (ja) | 2017-02-27 | 2017-02-27 | 車輪用軸受装置 |
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JP2019090989A Division JP2019163859A (ja) | 2019-05-13 | 2019-05-13 | 車輪用軸受装置 |
Publications (2)
Publication Number | Publication Date |
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JP2018140696A JP2018140696A (ja) | 2018-09-13 |
JP6564797B2 true JP6564797B2 (ja) | 2019-08-21 |
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US (1) | US11125270B2 (ja) |
JP (1) | JP6564797B2 (ja) |
CN (2) | CN208634208U (ja) |
DE (1) | DE112018001027T5 (ja) |
WO (1) | WO2018154999A1 (ja) |
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JP6564797B2 (ja) | 2017-02-27 | 2019-08-21 | Ntn株式会社 | 車輪用軸受装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5494358A (en) * | 1994-02-09 | 1996-02-27 | The Timken Company | Package bearing |
DE10359644A1 (de) * | 2003-12-18 | 2005-07-28 | Fag Kugelfischer Ag | Außenring eines Radlagers und axiale Sicherung des Außenringes |
JP4822537B2 (ja) * | 2004-07-16 | 2011-11-24 | Nok株式会社 | 密封装置 |
WO2007052805A1 (ja) | 2005-11-07 | 2007-05-10 | Ntn Corporation | 車輪用軸受装置 |
JP2007126087A (ja) * | 2005-11-07 | 2007-05-24 | Ntn Corp | 車輪用軸受装置 |
JP4298717B2 (ja) | 2006-04-12 | 2009-07-22 | Ntn株式会社 | 車輪用軸受装置 |
JP2008168817A (ja) * | 2007-01-12 | 2008-07-24 | Ntn Corp | 車輪用軸受装置 |
JP2011007272A (ja) * | 2009-06-26 | 2011-01-13 | Ntn Corp | 車輪用軸受装置 |
JP5547555B2 (ja) * | 2010-06-04 | 2014-07-16 | Ntn株式会社 | インホイールモータ駆動装置 |
JP5836584B2 (ja) * | 2010-11-02 | 2015-12-24 | Ntn株式会社 | 車輪用軸受装置 |
JP6106425B2 (ja) * | 2012-02-13 | 2017-03-29 | 光洋シーリングテクノ株式会社 | 密封装置 |
JP2013194908A (ja) * | 2012-03-23 | 2013-09-30 | Jtekt Corp | 車輪用転がり軸受装置 |
JP2015017674A (ja) | 2013-07-11 | 2015-01-29 | 日本精工株式会社 | シールリング付車輪支持用転がり軸受ユニット |
JP2015227673A (ja) * | 2014-05-30 | 2015-12-17 | Ntn株式会社 | 車輪用軸受装置 |
JP6449689B2 (ja) | 2015-03-11 | 2019-01-09 | Ntn株式会社 | 車輪用軸受装置 |
JP6564797B2 (ja) | 2017-02-27 | 2019-08-21 | Ntn株式会社 | 車輪用軸受装置 |
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US11125270B2 (en) | 2021-09-21 |
CN108506337B (zh) | 2022-01-11 |
JP2018140696A (ja) | 2018-09-13 |
WO2018154999A1 (ja) | 2018-08-30 |
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DE112018001027T5 (de) | 2019-12-05 |
CN108506337A (zh) | 2018-09-07 |
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