JP2020143707A - 保持器付きころおよびころ軸受 - Google Patents
保持器付きころおよびころ軸受 Download PDFInfo
- Publication number
- JP2020143707A JP2020143707A JP2019039296A JP2019039296A JP2020143707A JP 2020143707 A JP2020143707 A JP 2020143707A JP 2019039296 A JP2019039296 A JP 2019039296A JP 2019039296 A JP2019039296 A JP 2019039296A JP 2020143707 A JP2020143707 A JP 2020143707A
- Authority
- JP
- Japan
- Prior art keywords
- roller
- cage
- axial
- portions
- 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.)
- Granted
Links
- 230000013011 mating Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 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
- F16C19/22—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
- 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
- F16C19/44—Needle bearings
- F16C19/46—Needle bearings with one row or needles
-
- 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
-
- 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
- F16C33/46—Cages for rollers or needles
-
- 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
- F16C33/46—Cages for rollers or needles
- F16C33/54—Cages for rollers or needles made from wire, strips, or sheet metal
-
- 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
Abstract
【解決手段】保持器付きころ(1)は、ころ(2)と、保持器(3)とを備える。ころ(2)には、その軸方向両端部に面取り部(23)が形成されている。保持器(3)は、一対の環状部(30)と、複数の柱部(33)と、ころを収容するポケット部(40)とを有する。一対の環状部(30)は、径方向内方に延びる鍔部(31)を含む。軌道部材(50)への組付け時における、ころの軸方向端部(22)と鍔部(31)との接触箇所(C)から、ポケット部の軸方向端面(41)までの軸方向の寸法(L2)は、ころの面取り部(23)の軸方向の寸法(L1)よりも小さい、
【選択図】図7
Description
Claims (2)
- ころと、前記ころを保持する保持器と、を備え、前記ころが転動する軌道面を有する軌道部材を支持する保持器付きころにおいて、
前記ころには、その軸方向両端部に面取り部が形成されており、
前記保持器は、軸方向に互いに間隔をあけて設けられた一対の環状部と、軸方向に延びて一対の前記環状部を連結する複数の柱部と、隣り合う前記柱部の間に設けられて前記ころを収容するポケット部と、を有し、
前記一対の環状部は、径方向内方に延びる鍔部を含み、
前記軌道部材への組付け時における、前記ころの軸方向端部と前記鍔部との接触箇所から、前記ポケット部の軸方向端面までの軸方向の寸法は、前記ころの面取り部の軸方向の寸法よりも小さい、保持器付きころ。 - 外輪と、
請求項1に記載の保持器付きころと、を備える、ころ軸受。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019039296A JP7356233B2 (ja) | 2019-03-05 | 2019-03-05 | 保持器付きころおよびころ軸受 |
PCT/JP2020/007131 WO2020179511A1 (ja) | 2019-03-05 | 2020-02-21 | 保持器付きころおよびころ軸受 |
KR1020217027934A KR20210130733A (ko) | 2019-03-05 | 2020-02-21 | 유지기 장착 롤러 및 롤러 베어링 |
CN202080016337.5A CN113474566A (zh) | 2019-03-05 | 2020-02-21 | 带保持架的滚子及滚子轴承 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019039296A JP7356233B2 (ja) | 2019-03-05 | 2019-03-05 | 保持器付きころおよびころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020143707A true JP2020143707A (ja) | 2020-09-10 |
JP7356233B2 JP7356233B2 (ja) | 2023-10-04 |
Family
ID=72337917
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019039296A Active JP7356233B2 (ja) | 2019-03-05 | 2019-03-05 | 保持器付きころおよびころ軸受 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP7356233B2 (ja) |
KR (1) | KR20210130733A (ja) |
CN (1) | CN113474566A (ja) |
WO (1) | WO2020179511A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005214391A (ja) * | 2004-02-02 | 2005-08-11 | Nsk Ltd | ニードル軸受及び遊星歯車機構 |
JP2007187303A (ja) * | 2005-12-16 | 2007-07-26 | Ntn Corp | ころ軸受および風力発電機の主軸支持構造および間座 |
JP2009074587A (ja) * | 2007-09-19 | 2009-04-09 | Nsk Ltd | ケージアンドローラ及び転がり軸受 |
JP2011058516A (ja) * | 2009-09-07 | 2011-03-24 | Nsk Ltd | ラジアル針状ころ軸受及び軸受ユニット |
JP2016161037A (ja) * | 2015-03-02 | 2016-09-05 | Ntn株式会社 | 自動調心ころ軸受 |
JP2017058022A (ja) * | 2016-12-26 | 2017-03-23 | Ntn株式会社 | 遊星歯車の支持構造 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3537011B2 (ja) | 1995-11-29 | 2004-06-14 | Ntn株式会社 | 針状ころ用保持器 |
-
2019
- 2019-03-05 JP JP2019039296A patent/JP7356233B2/ja active Active
-
2020
- 2020-02-21 WO PCT/JP2020/007131 patent/WO2020179511A1/ja active Application Filing
- 2020-02-21 KR KR1020217027934A patent/KR20210130733A/ko unknown
- 2020-02-21 CN CN202080016337.5A patent/CN113474566A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005214391A (ja) * | 2004-02-02 | 2005-08-11 | Nsk Ltd | ニードル軸受及び遊星歯車機構 |
JP2007187303A (ja) * | 2005-12-16 | 2007-07-26 | Ntn Corp | ころ軸受および風力発電機の主軸支持構造および間座 |
JP2009074587A (ja) * | 2007-09-19 | 2009-04-09 | Nsk Ltd | ケージアンドローラ及び転がり軸受 |
JP2011058516A (ja) * | 2009-09-07 | 2011-03-24 | Nsk Ltd | ラジアル針状ころ軸受及び軸受ユニット |
JP2016161037A (ja) * | 2015-03-02 | 2016-09-05 | Ntn株式会社 | 自動調心ころ軸受 |
JP2017058022A (ja) * | 2016-12-26 | 2017-03-23 | Ntn株式会社 | 遊星歯車の支持構造 |
Also Published As
Publication number | Publication date |
---|---|
WO2020179511A1 (ja) | 2020-09-10 |
KR20210130733A (ko) | 2021-11-01 |
JP7356233B2 (ja) | 2023-10-04 |
CN113474566A (zh) | 2021-10-01 |
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