JP2012092919A - 転がり軸受 - Google Patents
転がり軸受 Download PDFInfo
- Publication number
- JP2012092919A JP2012092919A JP2010241737A JP2010241737A JP2012092919A JP 2012092919 A JP2012092919 A JP 2012092919A JP 2010241737 A JP2010241737 A JP 2010241737A JP 2010241737 A JP2010241737 A JP 2010241737A JP 2012092919 A JP2012092919 A JP 2012092919A
- Authority
- JP
- Japan
- Prior art keywords
- rolling
- rolling bearing
- raceway surface
- ring raceway
- circumferential direction
- 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
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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
- 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
- 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
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/541—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing
- F16C19/542—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact
- F16C19/543—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact in O-arrangement
Abstract
【解決手段】転がり軸受10は、外周面に内輪軌道面11aを有する内輪11と、内周面に外輪軌道面12aを有する外輪12と、内輪軌道面11aと外輪軌道面12aとの間に転動自在に設けられた複数の転動体13と、円周方向の少なくとも一カ所に切断部14が形成され、複数の転動体13を円周方向に略等間隔で保持する合成樹脂製の保持器15と、を備える。そして、切断部14を挟む2つのポケットに挿入する玉13aの径寸法を、その他のポケットに挿入される玉13bの径寸法よりも大きくしている。
【選択図】図5
Description
O3 ,ZrO2など)を採用してもよい。
11a 内輪軌道面
11 内輪
12a 外輪軌道面
12 外輪
13 転動体
14 切断部
15 保持器
16 シール部材
17 リング部
18 柱部
19 ポケット部
Claims (5)
- 外周面に内輪軌道面を有する内輪と、内周面に外輪軌道面を有する外輪と、前記内輪軌道面と前記外輪軌道面との間に転動自在に設けられた複数の転動体と、円周方向の少なくとも一カ所に切断部が形成され、前記複数の転動体を円周方向に略等間隔で保持する合成樹脂製の保持器と、を備えた転がり軸受において、前記切断部を挟む2つのポケット部に挿入される転動体の径寸法を、その他のポケット部に挿入される転動体の径寸法よりも大きくしたことを特徴とする転がり軸受。
- 外周面に内輪軌道面を有する内輪と、内周面に外輪軌道面を有する外輪と、前記内輪軌道面と前記外輪軌道面との間に転動自在に設けられた複数の転動体と、円周方向の少なくとも一カ所に切断部が形成され、前記複数の転動体を円周方向に略等間隔で保持する合成樹脂製の保持器と、を備えた転がり軸受において、前記切断部を挟む2つのポケット部に挿入される転動体の縦弾性率を、その他のポケット部に挿入される転動体の縦弾性率よりも大きくしたことを特徴とする転がり軸受。
- 前記切断面の少なくとも一方に、潤滑剤を溜めるための凹溝部を設けたことを特徴とする請求項1又は2に記載の転がり軸受。
- 前記転動体が、玉であることを特徴とする請求項1乃至3に記載の転がり軸受。
- 前記転動体が、円筒ころであることを特徴とする請求項1乃至3に記載の転がり軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010241737A JP5556590B2 (ja) | 2010-10-28 | 2010-10-28 | 転がり軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010241737A JP5556590B2 (ja) | 2010-10-28 | 2010-10-28 | 転がり軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012092919A true JP2012092919A (ja) | 2012-05-17 |
JP5556590B2 JP5556590B2 (ja) | 2014-07-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010241737A Expired - Fee Related JP5556590B2 (ja) | 2010-10-28 | 2010-10-28 | 転がり軸受 |
Country Status (1)
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JP (1) | JP5556590B2 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003336640A (ja) * | 2002-05-16 | 2003-11-28 | Nsk Ltd | 多点接触玉軸受 |
JP2006226496A (ja) * | 2005-02-21 | 2006-08-31 | Ntn Corp | 転がり軸受および転がり軸受用樹脂製保持器 |
JP2007010115A (ja) * | 2005-07-04 | 2007-01-18 | Jtekt Corp | 転がり軸受用保持器および転がり軸受 |
JP2009168108A (ja) * | 2008-01-15 | 2009-07-30 | Nsk Ltd | 転がり軸受 |
JP2009228682A (ja) * | 2008-03-19 | 2009-10-08 | Ntn Corp | 転がり軸受用分割型保持器および分割型保持器付き転がり軸受 |
-
2010
- 2010-10-28 JP JP2010241737A patent/JP5556590B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003336640A (ja) * | 2002-05-16 | 2003-11-28 | Nsk Ltd | 多点接触玉軸受 |
JP2006226496A (ja) * | 2005-02-21 | 2006-08-31 | Ntn Corp | 転がり軸受および転がり軸受用樹脂製保持器 |
JP2007010115A (ja) * | 2005-07-04 | 2007-01-18 | Jtekt Corp | 転がり軸受用保持器および転がり軸受 |
JP2009168108A (ja) * | 2008-01-15 | 2009-07-30 | Nsk Ltd | 転がり軸受 |
JP2009228682A (ja) * | 2008-03-19 | 2009-10-08 | Ntn Corp | 転がり軸受用分割型保持器および分割型保持器付き転がり軸受 |
Also Published As
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JP5556590B2 (ja) | 2014-07-23 |
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