WO2009020215A1 - ころ軸受 - Google Patents

ころ軸受 Download PDF

Info

Publication number
WO2009020215A1
WO2009020215A1 PCT/JP2008/064345 JP2008064345W WO2009020215A1 WO 2009020215 A1 WO2009020215 A1 WO 2009020215A1 JP 2008064345 W JP2008064345 W JP 2008064345W WO 2009020215 A1 WO2009020215 A1 WO 2009020215A1
Authority
WO
WIPO (PCT)
Prior art keywords
inner ring
roller bearing
out onto
raceway surface
oil holes
Prior art date
Application number
PCT/JP2008/064345
Other languages
English (en)
French (fr)
Inventor
Takeharu Uranishi
Original Assignee
Jtekt 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 Jtekt Corporation filed Critical Jtekt Corporation
Priority to US12/733,123 priority Critical patent/US8297849B2/en
Priority to CN200880102709.5A priority patent/CN101779049B/zh
Priority to EP08826994A priority patent/EP2177777B1/en
Publication of WO2009020215A1 publication Critical patent/WO2009020215A1/ja

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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F16C23/08—Ball or roller bearings self-adjusting
    • F16C23/082—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface
    • F16C23/084—Ball or roller bearings self-adjusting by means of at least one substantially spherical surface sliding on a complementary spherical surface
    • 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
    • F16C13/00—Rolls, drums, discs, or the like; Bearings or mountings therefor
    • F16C13/02—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
    • F16C33/583—Details of specific parts of races
    • F16C33/586—Details of specific parts of races outside the space between the races, e.g. end faces or bore of inner ring
    • 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
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6622—Details of supply and/or removal of the grease, e.g. purging grease
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/07—Adaptation of roll neck 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
    • 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
    • F16C19/24—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 radial load mainly
    • F16C19/26—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 radial load mainly with a single row of rollers
    • 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
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/70—Diameters; Radii
    • F16C2240/80—Pitch circle diameters [PCD]
    • F16C2240/82—Degree of filling, i.e. sum of diameters of rolling elements in relation to PCD
    • F16C2240/84—Degree of filling, i.e. sum of diameters of rolling elements in relation to PCD with full complement of balls or rollers, i.e. sum of clearances less than diameter of one rolling element
    • 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
    • F16C2322/00—Apparatus used in shaping articles

Landscapes

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

Abstract

　内輪に、内輪軌道面と内輪内周面との間を貫通して、内輪軌道面と外輪軌道面との間に供給されたグリースを、円筒ころの転走に伴う押圧作用によって内輪内周面に押し出すための油孔を形成した。前記内輪内周面に、前記油孔を通して内輪内周面に押し出されたグリースを、内輪内周面の軸方向の両端側へ導くための双脚状の傾斜溝を複数条形成した。
PCT/JP2008/064345 2007-08-09 2008-08-08 ころ軸受 WO2009020215A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/733,123 US8297849B2 (en) 2007-08-09 2008-08-08 Roller bearing
CN200880102709.5A CN101779049B (zh) 2007-08-09 2008-08-08 滚柱轴承
EP08826994A EP2177777B1 (en) 2007-08-09 2008-08-08 Roller bearing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007207399 2007-08-09
JP2007-207399 2007-08-09

Publications (1)

Publication Number Publication Date
WO2009020215A1 true WO2009020215A1 (ja) 2009-02-12

Family

ID=40341442

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/064345 WO2009020215A1 (ja) 2007-08-09 2008-08-08 ころ軸受

Country Status (5)

Country Link
US (1) US8297849B2 (ja)
EP (1) EP2177777B1 (ja)
JP (1) JP5315847B2 (ja)
CN (1) CN101779049B (ja)
WO (1) WO2009020215A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190285118A1 (en) * 2018-03-14 2019-09-19 Aktiebolaget Skf Bearing assembly

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0801845D0 (en) * 2008-02-01 2008-03-05 Cummins Turbo Tech Ltd A Shaft bearing assembly
JP5320281B2 (ja) * 2009-12-28 2013-10-23 株式会社ジェイテクト 転がり軸受
DE102010063391A1 (de) * 2010-12-17 2012-06-21 Schaeffler Technologies Gmbh & Co. Kg Lageranordnung für schnelldrehende Wellen von Maschinen
CN102518658A (zh) * 2011-12-22 2012-06-27 河南三维重工有限公司 一种新型辊压机用四列圆柱滚子轴承
US9435380B2 (en) 2012-10-12 2016-09-06 Jtekt Corporation Bearing device
US8616777B1 (en) * 2012-11-16 2013-12-31 Pratt & Whitney Canada Corp. Bearing assembly with inner ring
JP6606204B2 (ja) * 2018-02-01 2019-11-13 本田技研工業株式会社 車両用軸受装置
DE102019117071A1 (de) * 2019-06-25 2020-12-31 Schaeffler Technologies AG & Co. KG Ölgeräumte elektrische Maschine mit Wälzlager für ein Kraftfahrzeug
DE102020111272A1 (de) * 2020-04-24 2021-10-28 Conductix-Wampfler Gmbh Stromschiene für eine Schleifleitung
CN116592051B (zh) * 2023-07-17 2023-09-15 中达(河北)轴承制造有限公司 带座外球面轴承

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62147722U (ja) 1986-03-12 1987-09-18
JPS62194241U (ja) * 1986-05-29 1987-12-10
JPS63157522U (ja) * 1987-04-01 1988-10-17
JP2005076746A (ja) * 2003-08-29 2005-03-24 Ntn Corp 転がり軸受
DE102005029075A1 (de) * 2005-06-23 2006-12-28 Ab Skf Anordnung zur Lagerung eines Planetenrades eines Planetengetriebes

Family Cites Families (20)

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Publication number Priority date Publication date Assignee Title
US3350147A (en) * 1966-02-01 1967-10-31 Skf Ind Inc Rolling bearing assembly
US4194797A (en) * 1975-12-12 1980-03-25 Kugelfischer Georg Schafer & Co. Bearing-race ring with lubricant and cooling channels
JPS62147722A (ja) 1985-12-23 1987-07-01 Hitachi Ltd エピタキシヤル成長方法
JPS62194241A (ja) 1986-02-20 1987-08-26 Canon Inc カメラ用閃光発光装置
JPS63157522A (ja) 1986-12-22 1988-06-30 Yokogawa Electric Corp 直並列型ａ／ｄ変換器
US4974972A (en) * 1989-12-26 1990-12-04 Lucas Western, Inc. Crossed roller bearing
US5125756A (en) * 1989-12-26 1992-06-30 Lucas Western, Inc. Roller bearing with load-reacted cage
DE4142802A1 (de) * 1991-12-23 1993-07-01 Skf Gmbh Vierreihiges kegelrollenlager
FR2711403B1 (fr) * 1993-10-20 1995-11-24 Skf France Dispositif d'étanchéité pour passage de fluide à travers un roulement, et roulement équipé d'un tel dispositif.
DE29704386U1 (de) * 1997-03-11 1997-04-24 Skf Gmbh, 97421 Schweinfurt Vierreihiges Kegelrollenlager, insbesondere für Arbeitswalzen von Walzgerüsten
JPH11141555A (ja) * 1997-11-05 1999-05-25 Nippon Seiko Kk 油穴付き多列ころ軸受
JPH11257361A (ja) * 1998-01-08 1999-09-21 Nippon Seiko Kk 転がり軸受の密封装置
US6428212B1 (en) * 1999-07-16 2002-08-06 Nsk Ltd. Lubricating structure of bearing
JP2001200855A (ja) * 2000-01-18 2001-07-27 Nsk Ltd 転がり軸受
DE10107706A1 (de) * 2001-02-19 2002-10-02 Rexroth Star Gmbh Drehlager mit Schmierkanalanordnung Gewindetrieb mit drehgelagerter Gewindemutter
JP2002266877A (ja) * 2001-03-07 2002-09-18 Nsk Ltd スタータモータ用転がり軸受
US6511228B2 (en) * 2001-05-08 2003-01-28 Pratt & Whitney Canada Corp. Oil annulus to circumferentially equalize oil feed to inner race of a bearing
JP2004036757A (ja) * 2002-07-03 2004-02-05 Nsk Ltd 軸受装置
DE602005008450D1 (de) * 2005-11-17 2008-09-04 Skf Ab Dichteinrichtung für Lagerungen zum Zuführen von Druckluft in Fahrzeugreifen
JP2008240778A (ja) * 2007-03-26 2008-10-09 Nsk Ltd 自動調心ころ軸受

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62147722U (ja) 1986-03-12 1987-09-18
JPS62194241U (ja) * 1986-05-29 1987-12-10
JPS63157522U (ja) * 1987-04-01 1988-10-17
JP2005076746A (ja) * 2003-08-29 2005-03-24 Ntn Corp 転がり軸受
DE102005029075A1 (de) * 2005-06-23 2006-12-28 Ab Skf Anordnung zur Lagerung eines Planetenrades eines Planetengetriebes

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2177777A4

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190285118A1 (en) * 2018-03-14 2019-09-19 Aktiebolaget Skf Bearing assembly
US10808762B2 (en) * 2018-03-14 2020-10-20 Aktiebolaget Skf Bearing assembly

Also Published As

Publication number Publication date
US8297849B2 (en) 2012-10-30
JP5315847B2 (ja) 2013-10-16
EP2177777A4 (en) 2012-05-30
CN101779049B (zh) 2014-02-05
US20100158422A1 (en) 2010-06-24
EP2177777B1 (en) 2013-03-27
EP2177777A1 (en) 2010-04-21
JP2009063165A (ja) 2009-03-26
CN101779049A (zh) 2010-07-14

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