JP2007024170A - ころ軸受 - Google Patents
ころ軸受 Download PDFInfo
- Publication number
- JP2007024170A JP2007024170A JP2005206703A JP2005206703A JP2007024170A JP 2007024170 A JP2007024170 A JP 2007024170A JP 2005206703 A JP2005206703 A JP 2005206703A JP 2005206703 A JP2005206703 A JP 2005206703A JP 2007024170 A JP2007024170 A JP 2007024170A
- Authority
- JP
- Japan
- Prior art keywords
- roller bearing
- tapered
- roller
- lubricating oil
- rollers
- 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.)
- Pending
Links
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
- 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
- F16C33/467—Details of individual pockets, e.g. shape or roller retaining means
- F16C33/4676—Details of individual pockets, e.g. shape or roller retaining means of the stays separating adjacent cage pockets, e.g. guide means for the bearing-surface of the rollers
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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
- 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
- F16C33/542—Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal
- F16C33/543—Cages for rollers or needles made from wire, strips, or sheet metal made from sheet metal from a single part
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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
- 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
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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
- F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
- F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
- F16C2240/60—Thickness, e.g. thickness of coatings
-
- 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
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
【解決手段】円錐ころ4の外径面が摺接する保持器5の柱部8のテーパ面8aの幅方向の長さ寸法Lを、ころの平均直径Dの11%未満とすることにより、円錐ころ4の外径面とテーパ面8aとの間にあまり大きなくさび空間が形成されないようにして、くさび空間に入り込む潤滑油の量を少なくし、潤滑油の逃げ場がなくなることによるトルク損失を低減できるようにした。
【選択図】図2
Description
・アキシアル荷重:300kgf
・回転速度 :300〜2000rpm(100rpmピッチ)
・潤滑条件 :油浴潤滑(潤滑油:75W−90)
2 内輪
3 外輪
2a、3a 軌道面
4 円錐ころ
5 保持器
6、7 環状部
8 柱部
8a テーパ面
9 ポケット
21 デファレンシャルケース
22 ドライブピニオン
23 差動歯車ケース
24 リングギヤ
25 ピニオンギヤ
26 サイドギヤ
27a、27b、27c シール部材
Claims (4)
- 外径面に軌道面が設けられた内輪と、内径面に軌道面が設けられた外輪と、前記内輪と外輪の軌道面間に配列された複数のころと、これらのころをポケットに保持する保持器とからなり、前記保持器が、前記ころの両端側で連なる環状部と、これらの環状部を連結する複数の柱部とからなり、これらの柱部の内径面の両側に前記ころの外径面が摺接するテーパ面が設けられたころ軸受において、前記柱部のテーパ面の幅方向の長さ寸法を、前記ころの平均直径の5%以上で、11%未満としたことを特徴とするころ軸受。
- 前記柱部の厚さ寸法を、前記ころの平均直径の5%以上で、17%未満とした請求項1に記載のころ軸受。
- 前記ころ軸受が、前記ころを円錐ころとした円錐ころ軸受である請求項1または2に記載のころ軸受。
- 前記ころ軸受が、自走車両の動力伝達軸を支持するものである請求項1乃至3のいずれかに記載のころ軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005206703A JP2007024170A (ja) | 2005-07-15 | 2005-07-15 | ころ軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005206703A JP2007024170A (ja) | 2005-07-15 | 2005-07-15 | ころ軸受 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2007024170A true JP2007024170A (ja) | 2007-02-01 |
Family
ID=37785200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005206703A Pending JP2007024170A (ja) | 2005-07-15 | 2005-07-15 | ころ軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2007024170A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017033977A1 (ja) * | 2015-08-27 | 2017-03-02 | Ntn株式会社 | 保持器及び円すいころ軸受 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005147365A (ja) * | 2003-11-19 | 2005-06-09 | Nakanishi Metal Works Co Ltd | 円錐ころ軸受用保持器及び円錐ころ軸受の組立方法 |
JP2005188738A (ja) * | 2003-12-02 | 2005-07-14 | Ntn Corp | 円すいころ軸受 |
-
2005
- 2005-07-15 JP JP2005206703A patent/JP2007024170A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005147365A (ja) * | 2003-11-19 | 2005-06-09 | Nakanishi Metal Works Co Ltd | 円錐ころ軸受用保持器及び円錐ころ軸受の組立方法 |
JP2005188738A (ja) * | 2003-12-02 | 2005-07-14 | Ntn Corp | 円すいころ軸受 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017033977A1 (ja) * | 2015-08-27 | 2017-03-02 | Ntn株式会社 | 保持器及び円すいころ軸受 |
JP2017044281A (ja) * | 2015-08-27 | 2017-03-02 | Ntn株式会社 | 保持器及び円すいころ軸受 |
CN107923440A (zh) * | 2015-08-27 | 2018-04-17 | Ntn株式会社 | 保持器以及圆锥滚子轴承 |
US10330146B2 (en) | 2015-08-27 | 2019-06-25 | Ntn Corporation | Retainer and tapered roller bearing |
CN107923440B (zh) * | 2015-08-27 | 2020-06-26 | Ntn株式会社 | 保持器以及圆锥滚子轴承 |
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