JP6934728B2 - 円すいころ軸受 - Google Patents

円すいころ軸受 Download PDF

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Publication number
JP6934728B2
JP6934728B2 JP2017029745A JP2017029745A JP6934728B2 JP 6934728 B2 JP6934728 B2 JP 6934728B2 JP 2017029745 A JP2017029745 A JP 2017029745A JP 2017029745 A JP2017029745 A JP 2017029745A JP 6934728 B2 JP6934728 B2 JP 6934728B2
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JP
Japan
Prior art keywords
roughness
generatrix
tapered roller
roller bearing
roughness curve
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 - Fee Related
Application number
JP2017029745A
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English (en)
Japanese (ja)
Other versions
JP2018135921A (ja
JP2018135921A5 (https=
Inventor
崇 川井
崇 川井
将也 ▲高▼岡
将也 ▲高▼岡
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.)
NTN Corp
Original Assignee
NTN Corp
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 Corp filed Critical NTN Corp
Priority to JP2017029745A priority Critical patent/JP6934728B2/ja
Priority to CN201880012353.XA priority patent/CN110312875A/zh
Priority to EP18757785.3A priority patent/EP3587847B1/en
Priority to PCT/JP2018/005397 priority patent/WO2018155320A1/ja
Priority to US16/486,886 priority patent/US10968947B2/en
Publication of JP2018135921A publication Critical patent/JP2018135921A/ja
Publication of JP2018135921A5 publication Critical patent/JP2018135921A5/ja
Application granted granted Critical
Publication of JP6934728B2 publication Critical patent/JP6934728B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F16C19/22—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
    • F16C19/36—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 a single row of rollers
    • F16C19/364—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 a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • 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
    • F16C33/34—Rollers; Needles
    • F16C33/36—Rollers; Needles with bearing-surfaces other than cylindrical, e.g. tapered; with grooves in the bearing surfaces
    • F16C33/366—Tapered rollers, i.e. rollers generally shaped as truncated cones
    • 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
    • F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the 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
    • F16C2240/54—Surface roughness

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolling Contact Bearings (AREA)
JP2017029745A 2017-02-21 2017-02-21 円すいころ軸受 Expired - Fee Related JP6934728B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2017029745A JP6934728B2 (ja) 2017-02-21 2017-02-21 円すいころ軸受
CN201880012353.XA CN110312875A (zh) 2017-02-21 2018-02-16 圆锥滚子轴承
EP18757785.3A EP3587847B1 (en) 2017-02-21 2018-02-16 Conical roller bearing
PCT/JP2018/005397 WO2018155320A1 (ja) 2017-02-21 2018-02-16 円すいころ軸受
US16/486,886 US10968947B2 (en) 2017-02-21 2018-02-16 Tapered roller bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017029745A JP6934728B2 (ja) 2017-02-21 2017-02-21 円すいころ軸受

Publications (3)

Publication Number Publication Date
JP2018135921A JP2018135921A (ja) 2018-08-30
JP2018135921A5 JP2018135921A5 (https=) 2020-03-12
JP6934728B2 true JP6934728B2 (ja) 2021-09-15

Family

ID=63253807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017029745A Expired - Fee Related JP6934728B2 (ja) 2017-02-21 2017-02-21 円すいころ軸受

Country Status (5)

Country Link
US (1) US10968947B2 (https=)
EP (1) EP3587847B1 (https=)
JP (1) JP6934728B2 (https=)
CN (1) CN110312875A (https=)
WO (1) WO2018155320A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017113701A1 (de) * 2017-06-21 2018-12-27 Schaeffler Technologies AG & Co. KG Geräusch- und verschleißoptimiertes Wälzlager zur Lagerung einer Welle
WO2019241073A1 (en) * 2018-06-11 2019-12-19 Icon Health & Fitness, Inc. Increased durability linear actuator
IT201900000238A1 (it) * 2019-01-09 2020-07-09 Skf Ab Rolling contact bearing with improved performances
CN111188832A (zh) * 2020-03-12 2020-05-22 洛阳Lyc轴承有限公司 一种能效型圆锥滚子轴承

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6328477B1 (en) 1998-11-27 2001-12-11 Ntn Corporation Tapered roller bearings and gear shaft support devices
JP2000170774A (ja) 1998-12-01 2000-06-20 Ntn Corp 円錐ころ軸受および車両用歯車軸支持装置
JP2002139055A (ja) * 2000-08-25 2002-05-17 Ntn Corp 円錐ころ軸受およびその予圧設定方法
JP4029574B2 (ja) * 2001-01-26 2008-01-09 株式会社ジェイテクト 円錐ころ軸受
DE60217941T2 (de) * 2001-05-16 2007-10-18 Jtekt Corp., Osaka Wälzlager mit strichförmigen Schleifspuren auf den Walzenendflächen und auf die Flanschfürungsfläche
JP2004324670A (ja) * 2003-04-21 2004-11-18 Fuji Heavy Ind Ltd ころ軸受
US20130170780A1 (en) * 2010-02-23 2013-07-04 Nsk Ltd. Roller Bearing and Method for Manufacturing the Same
JP2011196543A (ja) * 2010-02-23 2011-10-06 Nsk Ltd ころ軸受およびその製造方法
WO2012063499A1 (ja) * 2010-11-12 2012-05-18 日本精工株式会社 作動装置及びその製造方法
JP2012241805A (ja) * 2011-05-19 2012-12-10 Nsk Ltd 円すいころ軸受及びその製造方法
JP5927960B2 (ja) * 2011-05-30 2016-06-01 日本精工株式会社 ころ軸受
JP5831131B2 (ja) 2011-10-24 2015-12-09 日本精工株式会社 ころ軸受およびその製造方法
JP6492646B2 (ja) * 2014-12-26 2019-04-03 株式会社ジェイテクト 円すいころ軸受

Also Published As

Publication number Publication date
US10968947B2 (en) 2021-04-06
EP3587847B1 (en) 2021-11-10
CN110312875A (zh) 2019-10-08
EP3587847A1 (en) 2020-01-01
JP2018135921A (ja) 2018-08-30
EP3587847A4 (en) 2020-02-12
US20200011375A1 (en) 2020-01-09
WO2018155320A1 (ja) 2018-08-30

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