JP5602803B2 - 円すいころ軸受 - Google Patents
円すいころ軸受 Download PDFInfo
- Publication number
- JP5602803B2 JP5602803B2 JP2012177158A JP2012177158A JP5602803B2 JP 5602803 B2 JP5602803 B2 JP 5602803B2 JP 2012177158 A JP2012177158 A JP 2012177158A JP 2012177158 A JP2012177158 A JP 2012177158A JP 5602803 B2 JP5602803 B2 JP 5602803B2
- Authority
- JP
- Japan
- Prior art keywords
- tapered roller
- inner ring
- cage
- roller bearing
- tapered
- 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
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Classifications
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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
- F16C19/38—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 two or more rows of rollers
- F16C19/383—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
- F16C19/385—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings
- F16C19/386—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 two or more rows of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone with two rows, i.e. double-row tapered roller bearings in O-arrangement
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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
- F16C33/4605—Details of interaction of cage and race, e.g. retention or centring
-
- 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
- F16C33/4617—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages
- F16C33/4623—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages
- F16C33/4635—Massive or moulded cages having cage pockets surrounding the rollers, e.g. machined window cages formed as one-piece cages, i.e. monoblock cages made from plastic, e.g. injection moulded window cages
-
- 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
Description
ここで、Z:ころ本数、DA:ころ平均径、PCD:ころピッチ円径
ここで、Z:ころ本数、DA:ころ平均径、PCD:ころピッチ円径
52 外輪
53 円すいころ
54 保持器
56 鍔部
61 大径側環状部
62 小径側環状部
63 柱部
65 引っ掛け部
70 外面
71 ガイド面部
71a テーパ面
Claims (6)
- 内輪と、外輪と、内輪と外輪との間に転動自在に配された複数の円すいころと、円すいころを円周所定間隔に保持する保持器とを備え、内輪の外径面の大径側にのみ前記円すいころを案内する鍔部を設けた円すいころ軸受であって、
前記保持器はエンジニアプラスチック又はスーパーエンジニアプラスチックからなる樹脂製であり、大径側環状部と、小径側環状部と、大径側環状部と小径側環状部とを連結する柱部とを備え、前記大径側環状部に前記内輪の鍔部に引っ掛かりが可能であって、軸受径方向内方へ延びる平板引っ掛け部を設け、平板引っ掛け部の外面の内径端部に内輪の組み込みをガイドするガイド面部を形成し、かつ、前記平板引っ掛け部は、内輪と円すいころと保持器が組立状態を保てるような引っ掛かりが内輪の鍔部に形成した切欠部に対してあり、前記切欠部の切欠寸法を、平板引っ掛け部の内径端である径方向内面と切欠部の底面との許容されるべき相対的接近量と、平板引っ掛け部の内面と切欠部の径方向切欠面との許容されるべき相互接近量とによって設定して、前記平板引っ掛け部は、保持器が軸中心に対し中立状態では鍔部に非接触であり、運転中には鍔部に非接触もしくは接触し、運転中において、鍔部に接触する場合は、平板引っ掛け部の径方向内面と鍔部の切欠部の底面が面接触状態となるように構成したことを特徴とする円すいころ軸受。 - 前記ガイド面部が軸方向内方に向かって縮径するテーパ面であることを特徴とする請求項1に記載の円すいころ軸受。
- 前記保持器に用いる樹脂はPPSであることを特徴とする請求項1又は請求項2に記載の円すいころ軸受。
- ころ係数γが0.94を越えることを特徴とする請求項1〜請求項3のいずれかに記載の円すいころ軸受。
- 保持器のポケットの窓角を55°以上80°以下にしたことを特徴とする請求項1〜請求項4のいずれかに記載の円すいころ軸受。
- 自走車両の動力伝達軸を支持することを特徴とする請求項1〜請求項5のいずれかに記載の円すいころ軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012177158A JP5602803B2 (ja) | 2012-08-09 | 2012-08-09 | 円すいころ軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012177158A JP5602803B2 (ja) | 2012-08-09 | 2012-08-09 | 円すいころ軸受 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007152789A Division JP2008304003A (ja) | 2007-06-08 | 2007-06-08 | 円すいころ軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012237455A JP2012237455A (ja) | 2012-12-06 |
JP5602803B2 true JP5602803B2 (ja) | 2014-10-08 |
Family
ID=47460511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012177158A Expired - Fee Related JP5602803B2 (ja) | 2012-08-09 | 2012-08-09 | 円すいころ軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5602803B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018181412A1 (ja) * | 2017-03-28 | 2018-10-04 | Ntn株式会社 | 円錐ころ軸受 |
JP6858050B2 (ja) * | 2017-03-28 | 2021-04-14 | Ntn株式会社 | 円錐ころ軸受 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS607423U (ja) * | 1983-06-28 | 1985-01-19 | 光洋精工株式会社 | 円すいころ軸受 |
JP2006022824A (ja) * | 2004-07-05 | 2006-01-26 | Ntn Corp | デファレンシャル用円すいころ軸受 |
-
2012
- 2012-08-09 JP JP2012177158A patent/JP5602803B2/ja not_active Expired - Fee Related
Also Published As
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JP2012237455A (ja) | 2012-12-06 |
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