JP2012052615A - 密封型転がり軸受 - Google Patents
密封型転がり軸受 Download PDFInfo
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- JP2012052615A JP2012052615A JP2010196344A JP2010196344A JP2012052615A JP 2012052615 A JP2012052615 A JP 2012052615A JP 2010196344 A JP2010196344 A JP 2010196344A JP 2010196344 A JP2010196344 A JP 2010196344A JP 2012052615 A JP2012052615 A JP 2012052615A
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- Prior art keywords
- rolling bearing
- sealed
- grease
- cage
- bearing according
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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
- F16C33/38—Ball cages
- F16C33/41—Ball cages comb-shaped
- F16C33/412—Massive or moulded comb cages, e.g. snap ball cages
- F16C33/414—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages
- F16C33/416—Massive or moulded comb cages, e.g. snap ball cages formed as one-piece cages, i.e. monoblock comb cages made from plastic, e.g. injection moulded comb cages
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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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
- F16C33/6607—Retaining the grease in or near the bearing
- F16C33/6614—Retaining the grease in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
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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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
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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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
- F16C19/163—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls with angular contact
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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
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/43—Clutches, e.g. disengaging bearing
-
- 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
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
- Mechanical Operated Clutches (AREA)
- Rolling Contact Bearings (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
【解決手段】密封型転がり軸受は、内輪1と、外輪2と、内輪1と外輪2との間に介装される転動体3と、転動体3を保持する保持器4とを備える。軸方向の両端開口部がシール部材5にてそれぞれ密封されて、軸受空間内にグリースが封入される。保持器4の外径面25に、グリース溜り溝26を設けた。
【選択図】図1
Description
2 外輪
3 ボール
4 保持器
5 シール部材
19 ポケット
25 外径面
26 グリース溜り溝
30、31 面取部
Claims (15)
- 内輪と、外輪と、内輪と外輪との間に介装される転動体と、転動体を保持する保持器とを備え、軸方向の両端開口部がシール部材にてそれぞれ密封されて、軸受空間内にグリースが封入された密封型転がり軸受であって、
保持器の外径面に、転走面へのグリース流動量減少用のグリース溜り溝を設けたことを特徴とする密封型転がり軸受。 - 内輪と、外輪と、内輪と外輪との間に介装される転動体と、転動体を保持する保持器とを備え、軸方向の両端開口部がシール部材にてそれぞれ密封されて、軸受空間内にグリースが封入された密封型転がり軸受であって、
ポケットの内径側及び外径側のエッジ部に、グリースの掻き取り抵抗減少用の面取部を形成したことを特徴とする密封型転がり軸受。 - グリース封入量を静止空間体積の65%以上80%以下としたことを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器は切削加工にて成形されてなることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器は射出成形にて成形されてなることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器の材料がポリアミド樹脂であることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器の材料がポリエーテルエーテルケトン樹脂であることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器の材料がポリフェニレンサルファイド樹脂であることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記保持器の材料がフェノール樹脂であることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記シール部材のシールゴム材がニトリルゴムであることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記シール部材のシールゴム材がアクリルゴムであることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- 前記シール部材のシールゴム材がフッ素ゴムであることを特徴とする請求項1又は請求項2に記載の密封型転がり軸受。
- クラッチレリーズに用いることを特徴とする請求項1〜請求項12のいずれか1項に記載の密封型転がり軸受。
- プーリに用いることを特徴とする請求項1〜請求項12のいずれか1項に記載の密封型転がり軸受。
- 電装補機に用いることを特徴とする請求項1〜請求項12のいずれか1項に記載の密封型転がり軸受。
Priority Applications (1)
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JP2010196344A JP5687012B2 (ja) | 2010-09-02 | 2010-09-02 | 密封型転がり軸受 |
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JP2010196344A JP5687012B2 (ja) | 2010-09-02 | 2010-09-02 | 密封型転がり軸受 |
Publications (2)
Publication Number | Publication Date |
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JP2012052615A true JP2012052615A (ja) | 2012-03-15 |
JP5687012B2 JP5687012B2 (ja) | 2015-03-18 |
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JP2010196344A Expired - Fee Related JP5687012B2 (ja) | 2010-09-02 | 2010-09-02 | 密封型転がり軸受 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3267059A1 (en) * | 2016-07-06 | 2018-01-10 | Regal Beloit America, Inc. | Bearing retainer, bearing and associated method |
WO2018235295A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
WO2018235296A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
WO2018235294A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08338434A (ja) * | 1995-04-10 | 1996-12-24 | Nippon Seiko Kk | 転がり軸受用保持器 |
JPH1113769A (ja) * | 1997-06-20 | 1999-01-22 | Nippon Seiko Kk | ハードディスクドライブ用転がり軸受 |
JPH11325080A (ja) * | 1998-05-20 | 1999-11-26 | Nippon Seiko Kk | ラジアル玉軸受用保持器 |
JP2004286060A (ja) * | 2003-03-19 | 2004-10-14 | Seiko Instruments Inc | 合成樹脂製冠型リテーナ、及び玉軸受 |
JP2008032153A (ja) * | 2006-07-31 | 2008-02-14 | Jtekt Corp | 冠型保持器 |
JP2008106884A (ja) * | 2006-10-26 | 2008-05-08 | Ntn Corp | オルタネータ用軸受 |
JP2009530554A (ja) * | 2006-03-22 | 2009-08-27 | パウル ミュラー ゲーエムベーハー ウント コンパニー カーゲー ウンターネーメンスベタイリグンゲン | 潤滑剤を受容するための多孔要素を有する軸受け |
JP2010025199A (ja) * | 2008-07-17 | 2010-02-04 | Jtekt Corp | 冠型保持器 |
JP2010038351A (ja) * | 2008-08-08 | 2010-02-18 | Jtekt Corp | 転がり軸受 |
-
2010
- 2010-09-02 JP JP2010196344A patent/JP5687012B2/ja not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08338434A (ja) * | 1995-04-10 | 1996-12-24 | Nippon Seiko Kk | 転がり軸受用保持器 |
JPH1113769A (ja) * | 1997-06-20 | 1999-01-22 | Nippon Seiko Kk | ハードディスクドライブ用転がり軸受 |
JPH11325080A (ja) * | 1998-05-20 | 1999-11-26 | Nippon Seiko Kk | ラジアル玉軸受用保持器 |
JP2004286060A (ja) * | 2003-03-19 | 2004-10-14 | Seiko Instruments Inc | 合成樹脂製冠型リテーナ、及び玉軸受 |
JP2009530554A (ja) * | 2006-03-22 | 2009-08-27 | パウル ミュラー ゲーエムベーハー ウント コンパニー カーゲー ウンターネーメンスベタイリグンゲン | 潤滑剤を受容するための多孔要素を有する軸受け |
JP2008032153A (ja) * | 2006-07-31 | 2008-02-14 | Jtekt Corp | 冠型保持器 |
JP2008106884A (ja) * | 2006-10-26 | 2008-05-08 | Ntn Corp | オルタネータ用軸受 |
JP2010025199A (ja) * | 2008-07-17 | 2010-02-04 | Jtekt Corp | 冠型保持器 |
JP2010038351A (ja) * | 2008-08-08 | 2010-02-18 | Jtekt Corp | 転がり軸受 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3267059A1 (en) * | 2016-07-06 | 2018-01-10 | Regal Beloit America, Inc. | Bearing retainer, bearing and associated method |
WO2018235295A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
WO2018235296A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
WO2018235294A1 (ja) * | 2017-06-23 | 2018-12-27 | マブチモーター株式会社 | 減速機付モータ |
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