JP2007024168A - 円錐ころ軸受 - Google Patents
円錐ころ軸受 Download PDFInfo
- Publication number
- JP2007024168A JP2007024168A JP2005206692A JP2005206692A JP2007024168A JP 2007024168 A JP2007024168 A JP 2007024168A JP 2005206692 A JP2005206692 A JP 2005206692A JP 2005206692 A JP2005206692 A JP 2005206692A JP 2007024168 A JP2007024168 A JP 2007024168A
- Authority
- JP
- Japan
- Prior art keywords
- tapered roller
- roller bearing
- lubricating oil
- small
- inner ring
- 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
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000003746 surface roughness Effects 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 abstract description 62
- 230000000052 comparative effect Effects 0.000 description 11
- 239000003921 oil Substances 0.000 description 7
- 230000001603 reducing effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 1
- 230000000717 retained effect Effects 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
- 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
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
- F16C33/6674—Details of supply of the liquid to the bearing, e.g. passages or nozzles related to the amount supplied, e.g. gaps to restrict flow of the liquid
-
- 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
- F16C33/46—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
-
- 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
-
- 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
-
- 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
Abstract
【解決手段】保持器5の台形状ポケット9の狭幅側の柱部8に切欠き10aを設けることにより、保持器5の内径側から内輪側へ流入する潤滑油を、円錐ころ4の小径側を収納するポケット9の狭幅側で切欠き10aから外輪側へ速やかに逃がし、内輪の軌道面に沿って大鍔まで到る潤滑油の量を少なくして、軸受内部に滞留する潤滑油の量を減らし、潤滑油の流動抵抗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
2a 軌道面
2b 小鍔
2c 大鍔
3 外輪
3a 軌道面
4 円錐ころ
5 保持器
6 小環状部
7 大環状部
8 柱部
9 ポケット
10a、10b、10c 切欠き
11 鍔
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 (7)
- 外径面の軌道面の両側に小鍔と大鍔が設けられた内輪と、内径面に軌道面が設けられた外輪、前記内輪と外輪の軌道面間に配列された複数の円錐ころと、これらの円錐ころをポケットに収納して保持する保持器とからなり、前記保持器が、前記円錐ころの小径端面側で連なる小環状部と、円錐ころの大径端面側で連なる大環状部と、これらの環状部を連結する複数の柱部とからなり、前記ポケットが、前記円錐ころの小径側を収納する部分が狭幅側、大径側を収納する部分が広幅側となる台形状に形成された円錐ころ軸受において、前記保持器の台形状ポケットの狭幅側の柱部に切欠きを設けたことを特徴とする円錐ころ軸受。
- 前記台形状ポケットの狭幅側の小環状部にも切欠きを設けた請求項1に記載の円錐ころ軸受。
- 前記台形状ポケットの広幅側の少なくとも柱部に切欠きを設けた請求項1または2に記載の円錐ころ軸受。
- 前記台形状ポケットの狭幅側に設けた切欠きの合計面積を、前記台形状ポケットの広幅側に設けた切欠きの合計面積よりも広くした請求項3に記載の円錐ころ軸受。
- 前記保持器の小環状部の軸方向外側に、前記内輪の小鍔の外径面に対向させた径方向内向きの鍔を設け、この対向させた小環状部の鍔の内径面と前記内輪の小鍔の外径面との隙間を、前記内輪の小鍔の外径寸法の2.0%以下とした請求項1乃至4のいずれかに記載の円錐ころ軸受。
- 少なくとも前記円錐ころの表面に、微小凹形形状のくぼみをランダムに無数に設け、このくぼみを設けた表面の面粗さパラメータRyniを0.4μm≦Ryni≦1.0μmとし、かつ、Sk値を−1.6以下とした請求項1乃至5のいずれかに記載の円錐ころ軸受。
- 前記円錐ころ軸受が、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6のいずれかに記載の円錐ころ軸受。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005206692A JP4949652B2 (ja) | 2005-07-15 | 2005-07-15 | 円錐ころ軸受 |
US11/484,594 US7540665B2 (en) | 2005-07-15 | 2006-07-12 | Tapered roller bearing |
DE102006032750.0A DE102006032750B4 (de) | 2005-07-15 | 2006-07-14 | Kegelrollenlager |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005206692A JP4949652B2 (ja) | 2005-07-15 | 2005-07-15 | 円錐ころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007024168A true JP2007024168A (ja) | 2007-02-01 |
JP4949652B2 JP4949652B2 (ja) | 2012-06-13 |
Family
ID=37563698
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005206692A Active JP4949652B2 (ja) | 2005-07-15 | 2005-07-15 | 円錐ころ軸受 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7540665B2 (ja) |
JP (1) | JP4949652B2 (ja) |
DE (1) | DE102006032750B4 (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007085526A (ja) * | 2005-09-26 | 2007-04-05 | Ntn Corp | 円すいころ軸受 |
JP2007120648A (ja) * | 2005-10-28 | 2007-05-17 | Ntn Corp | 円すいころ軸受 |
JP2008196594A (ja) * | 2007-02-13 | 2008-08-28 | Ntn Corp | 円すいころ軸受 |
WO2014199898A1 (ja) | 2013-06-10 | 2014-12-18 | Ntn株式会社 | 円錐ころ軸受 |
WO2020184291A1 (ja) | 2019-03-12 | 2020-09-17 | Ntn株式会社 | 円すいころ軸受 |
CN111757993A (zh) * | 2018-02-21 | 2020-10-09 | Ntn株式会社 | 圆锥滚子轴承用保持器和圆锥滚子轴承 |
US10890213B2 (en) | 2017-03-28 | 2021-01-12 | Ntn Corporation | Tapered roller bearing |
US11300155B2 (en) | 2018-02-21 | 2022-04-12 | Ntn Corporation | Cage for a tapered roller bearing and tapered roller bearing |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008038927A (ja) * | 2006-08-01 | 2008-02-21 | Ntn Corp | 円すいころ軸受 |
US9039288B2 (en) * | 2008-07-08 | 2015-05-26 | Nsk Ltd. | Tapered roller bearing resin cage and tapered roller bearing |
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 |
KR101884751B1 (ko) * | 2016-06-09 | 2018-08-02 | 한국철도공사 | 윤활성능을 고려한 도시철도차량 차축베어링용 케이지 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5593727A (en) * | 1978-12-29 | 1980-07-16 | Seiichi Tatsumi | Product sorting device |
JPH11201149A (ja) * | 1998-01-12 | 1999-07-27 | Koyo Seiko Co Ltd | 円錐ころ軸受 |
JP2002235752A (ja) * | 2001-02-07 | 2002-08-23 | Nsk Ltd | ころ軸受用保持器 |
Family Cites Families (21)
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US1572453A (en) * | 1926-02-09 | of canton | ||
US1230145A (en) * | 1917-04-06 | 1917-06-19 | Edward S Folk | Roller-bearing. |
US1404383A (en) * | 1919-11-13 | 1922-01-24 | Bock Bearing Company | Roller bearing |
DE451825C (de) * | 1926-05-29 | 1927-11-03 | Arthur Schultz | Kaefig fuer Rollenlager |
US1909617A (en) * | 1930-08-01 | 1933-05-16 | Timken Roller Bearing Co | Roller bearing and cage |
DE849500C (de) * | 1941-09-04 | 1952-09-15 | Ver Kugellagerfabriken Ag | Einteiliger Kaefig fuer Rollenlager |
US2611670A (en) * | 1949-03-21 | 1952-09-23 | Skf Ind Inc | Roller bearing cage with closed-in face slot |
DE1425039C3 (de) * | 1963-11-02 | 1980-01-31 | Industriewerk Schaeffler Ohg, 8522 Herzogenaurach | Käfig für zylindrische Wälzkörper |
US4541743A (en) * | 1983-07-20 | 1985-09-17 | Nippon Seiko Kabushiki Kaisha | Plastic retainer for roller bearing |
DD231100A1 (de) * | 1984-10-01 | 1985-12-18 | Waelzlager Normteile Veb | Kaefig fuer kegelrollenlager |
JPH0689781B2 (ja) * | 1989-06-28 | 1994-11-14 | エヌティエヌ株式会社 | 自動調心ころ軸受用の合成樹脂製保持器 |
US5586826A (en) * | 1994-12-19 | 1996-12-24 | Skf Sverige Ab | Roller bearing provided with roller skew control and long life characteristics |
JPH0932858A (ja) | 1995-07-18 | 1997-02-04 | Koyo Seiko Co Ltd | 円錐ころ軸受 |
JPH1089353A (ja) * | 1996-09-19 | 1998-04-07 | Koyo Seiko Co Ltd | 円すいころ軸受 |
JPH11108065A (ja) * | 1997-08-06 | 1999-04-20 | Ntn Corp | 針状ころ軸受 |
JP3794015B2 (ja) * | 2000-02-07 | 2006-07-05 | 株式会社ジェイテクト | 円すいころ軸受 |
JP2001323935A (ja) * | 2000-05-18 | 2001-11-22 | Ntn Corp | 保持器付きころおよびこれを用いた減速装置 |
DE60217941T2 (de) * | 2001-05-16 | 2007-10-18 | Jtekt Corp., Osaka | Wälzlager mit strichförmigen Schleifspuren auf den Walzenendflächen und auf die Flanschfürungsfläche |
JP2005076674A (ja) * | 2003-08-28 | 2005-03-24 | Ntn Corp | 自動車トランスミッション用円錐ころ軸受 |
JP2005076675A (ja) * | 2003-08-28 | 2005-03-24 | Ntn Corp | 自動車トランスミッション用円錐ころ軸受 |
US7144162B2 (en) * | 2004-09-15 | 2006-12-05 | Honeywell International, Inc. | High speed rolling element bearing anti-cavitation cage |
-
2005
- 2005-07-15 JP JP2005206692A patent/JP4949652B2/ja active Active
-
2006
- 2006-07-12 US US11/484,594 patent/US7540665B2/en active Active
- 2006-07-14 DE DE102006032750.0A patent/DE102006032750B4/de active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5593727A (en) * | 1978-12-29 | 1980-07-16 | Seiichi Tatsumi | Product sorting device |
JPH11201149A (ja) * | 1998-01-12 | 1999-07-27 | Koyo Seiko Co Ltd | 円錐ころ軸受 |
JP2002235752A (ja) * | 2001-02-07 | 2002-08-23 | Nsk Ltd | ころ軸受用保持器 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007085526A (ja) * | 2005-09-26 | 2007-04-05 | Ntn Corp | 円すいころ軸受 |
JP2007120648A (ja) * | 2005-10-28 | 2007-05-17 | Ntn Corp | 円すいころ軸受 |
JP2008196594A (ja) * | 2007-02-13 | 2008-08-28 | Ntn Corp | 円すいころ軸受 |
WO2014199898A1 (ja) | 2013-06-10 | 2014-12-18 | Ntn株式会社 | 円錐ころ軸受 |
JP2014238153A (ja) * | 2013-06-10 | 2014-12-18 | Ntn株式会社 | 円錐ころ軸受 |
US9816557B2 (en) | 2013-06-10 | 2017-11-14 | Ntn Corporation | Tapered roller bearing |
US10890213B2 (en) | 2017-03-28 | 2021-01-12 | Ntn Corporation | Tapered roller bearing |
CN111757993A (zh) * | 2018-02-21 | 2020-10-09 | Ntn株式会社 | 圆锥滚子轴承用保持器和圆锥滚子轴承 |
US11300155B2 (en) | 2018-02-21 | 2022-04-12 | Ntn Corporation | Cage for a tapered roller bearing and tapered roller bearing |
CN111757993B (zh) * | 2018-02-21 | 2022-09-20 | Ntn株式会社 | 圆锥滚子轴承用保持器和圆锥滚子轴承 |
WO2020184291A1 (ja) | 2019-03-12 | 2020-09-17 | Ntn株式会社 | 円すいころ軸受 |
US11781589B2 (en) | 2019-03-12 | 2023-10-10 | Ntn Corporation | Tapered roller bearing |
Also Published As
Publication number | Publication date |
---|---|
US7540665B2 (en) | 2009-06-02 |
US20070014501A1 (en) | 2007-01-18 |
DE102006032750B4 (de) | 2017-10-26 |
JP4949652B2 (ja) | 2012-06-13 |
DE102006032750A1 (de) | 2007-01-18 |
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