JP2010002017A - 転がり軸受 - Google Patents
転がり軸受 Download PDFInfo
- Publication number
- JP2010002017A JP2010002017A JP2008162703A JP2008162703A JP2010002017A JP 2010002017 A JP2010002017 A JP 2010002017A JP 2008162703 A JP2008162703 A JP 2008162703A JP 2008162703 A JP2008162703 A JP 2008162703A JP 2010002017 A JP2010002017 A JP 2010002017A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- inclined surface
- lip portion
- rolling bearing
- housing groove
- 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
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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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/784—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race
- F16C33/7843—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc
- F16C33/7846—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted to a groove in the inner surface of the outer race and extending toward the inner race with a single annular sealing disc with a gap between the annular disc and the inner race
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Abstract
【解決手段】 内輪2端部に設けられて非接触シール6の内径側縁部を収容するシール収容溝8の軸方向内側の側面8aが、径方向の内方にいくにしたがって軸方向の外方に傾斜する傾斜面とされている。非接触シール6に、シール収容溝8の傾斜面8aに対向してのびる傾斜面23bを有するリップ部23が設けられている。
【選択図】 図2
Description
(2) 内輪
(3) 外輪
(4) 玉(転動体)
(6) 非接触シール
(8) シール収容溝
(8a) 軸方向内側の側面
(23) リップ部
(23b) 内周側傾斜面
Claims (2)
- 内輪、外輪、両輪間に配置された複数の転動体および両輪端部間に配置された非接触シールを有している転がり軸受において、
内輪端部に設けられて非接触シールの内径側縁部を収容するシール収容溝の軸方向内側の側面が、径方向の内方にいくにしたがって軸方向の外方に傾斜する傾斜面とされるとともに、非接触シールに、シール収容溝の傾斜面に対向してのびる傾斜面を有するリップ部が設けられていることを特徴とする転がり軸受。 - リップ部の先端径は、内輪の外径よりも小さい径とされるとともに、リップ部先端とシール収容溝の傾斜面との間の隙間をC、リップ部径方向内方端とシール収容溝の傾斜面との間の隙間をBとして、C>Bとされていることを特徴とする請求項1の転がり軸受。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008162703A JP2010002017A (ja) | 2008-06-23 | 2008-06-23 | 転がり軸受 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008162703A JP2010002017A (ja) | 2008-06-23 | 2008-06-23 | 転がり軸受 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010002017A true JP2010002017A (ja) | 2010-01-07 |
JP2010002017A5 JP2010002017A5 (ja) | 2012-02-23 |
Family
ID=41583892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008162703A Pending JP2010002017A (ja) | 2008-06-23 | 2008-06-23 | 転がり軸受 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2010002017A (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012047248A (ja) * | 2010-08-26 | 2012-03-08 | Nsk Ltd | 転がり軸受 |
WO2015122099A1 (ja) * | 2014-02-17 | 2015-08-20 | 日本精工株式会社 | シール付き玉軸受 |
DE102015220137A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
DE102015220136A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
DE102015220138A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
WO2017069225A1 (ja) * | 2015-10-23 | 2017-04-27 | ジヤトコ株式会社 | シール付き転がり軸受及びベルト式無段変速機 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS538455U (ja) * | 1976-07-07 | 1978-01-24 | ||
JPS59180016U (ja) * | 1983-05-20 | 1984-12-01 | 日本精工株式会社 | 転がり軸受の密封装置 |
JPS6449730U (ja) * | 1987-09-22 | 1989-03-28 | ||
JP2005226675A (ja) * | 2004-02-10 | 2005-08-25 | Ntn Corp | 密封形転がり軸受 |
JP2005315313A (ja) * | 2004-04-28 | 2005-11-10 | Ntn Corp | 軸受のシール構造 |
JP2007232089A (ja) * | 2006-03-01 | 2007-09-13 | Ntn Corp | 転がり軸受のシール構造 |
-
2008
- 2008-06-23 JP JP2008162703A patent/JP2010002017A/ja active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS538455U (ja) * | 1976-07-07 | 1978-01-24 | ||
JPS59180016U (ja) * | 1983-05-20 | 1984-12-01 | 日本精工株式会社 | 転がり軸受の密封装置 |
JPS6449730U (ja) * | 1987-09-22 | 1989-03-28 | ||
JP2005226675A (ja) * | 2004-02-10 | 2005-08-25 | Ntn Corp | 密封形転がり軸受 |
JP2005315313A (ja) * | 2004-04-28 | 2005-11-10 | Ntn Corp | 軸受のシール構造 |
JP2007232089A (ja) * | 2006-03-01 | 2007-09-13 | Ntn Corp | 転がり軸受のシール構造 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012047248A (ja) * | 2010-08-26 | 2012-03-08 | Nsk Ltd | 転がり軸受 |
WO2015122099A1 (ja) * | 2014-02-17 | 2015-08-20 | 日本精工株式会社 | シール付き玉軸受 |
KR20160097280A (ko) * | 2014-02-17 | 2016-08-17 | 닛본 세이고 가부시끼가이샤 | 시일이 형성된 볼 베어링 |
CN106030135A (zh) * | 2014-02-17 | 2016-10-12 | 日本精工株式会社 | 带密封件的球轴承 |
JPWO2015122099A1 (ja) * | 2014-02-17 | 2017-03-30 | 日本精工株式会社 | シール付き玉軸受 |
DE102015220137A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
DE102015220136A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
DE102015220138A1 (de) * | 2015-10-16 | 2017-04-20 | Aktiebolaget Skf | Wälzlager |
WO2017069225A1 (ja) * | 2015-10-23 | 2017-04-27 | ジヤトコ株式会社 | シール付き転がり軸受及びベルト式無段変速機 |
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