CN101403415B - End face throttling structure of high speed principal shaft liquid sliding bearing - Google Patents
End face throttling structure of high speed principal shaft liquid sliding bearing Download PDFInfo
- Publication number
- CN101403415B CN101403415B CN200810143491XA CN200810143491A CN101403415B CN 101403415 B CN101403415 B CN 101403415B CN 200810143491X A CN200810143491X A CN 200810143491XA CN 200810143491 A CN200810143491 A CN 200810143491A CN 101403415 B CN101403415 B CN 101403415B
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- China
- Prior art keywords
- bearing
- oil
- communicated
- throttle clearance
- main shaft
- 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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- Sliding-Contact Bearings (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810143491XA CN101403415B (en) | 2008-11-04 | 2008-11-04 | End face throttling structure of high speed principal shaft liquid sliding bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200810143491XA CN101403415B (en) | 2008-11-04 | 2008-11-04 | End face throttling structure of high speed principal shaft liquid sliding bearing |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101403415A CN101403415A (en) | 2009-04-08 |
CN101403415B true CN101403415B (en) | 2010-06-09 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200810143491XA Expired - Fee Related CN101403415B (en) | 2008-11-04 | 2008-11-04 | End face throttling structure of high speed principal shaft liquid sliding bearing |
Country Status (1)
Country | Link |
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CN (1) | CN101403415B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10054161B1 (en) | 2017-06-09 | 2018-08-21 | National Tsing Hua University | Membrane restrictor and hydrostatic bearing module |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101968080A (en) * | 2010-08-18 | 2011-02-09 | 江苏龙达传动有限公司 | Bearing seat with oil return groove |
CN102101180B (en) * | 2011-03-29 | 2012-08-29 | 湖南大学 | Liquid-gas suspension electric main shaft |
CN103291767B (en) * | 2013-05-21 | 2016-04-20 | 西安交通大学苏州研究院 | Cylinder annulus Throttling ratio adjustable choke |
CN104963853A (en) * | 2015-06-23 | 2015-10-07 | 苏州柏德纳科技有限公司 | Novel pump cover |
CN104963852A (en) * | 2015-06-23 | 2015-10-07 | 苏州柏德纳科技有限公司 | Pump cover |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4514099A (en) * | 1982-08-21 | 1985-04-30 | Zahnraderfabrik Renk Ag | Hydrodynamic bearing assembly |
CN1157377A (en) * | 1995-08-18 | 1997-08-20 | 株式会社三丰 | Hydrostatic bearing |
CN1375044A (en) * | 1999-09-14 | 2002-10-16 | 艾拉斯科普库空气动力股份有限公司 | Combined radial-axial slide bearing |
CN1597201A (en) * | 2004-08-09 | 2005-03-23 | 湖南大学 | Sliding bearing type electric main shaft |
CN2851705Y (en) * | 2005-11-25 | 2006-12-27 | 上海机床厂有限公司 | High-rigidity multi-chamber feedback static pressure bearing |
CN201293044Y (en) * | 2008-11-04 | 2009-08-19 | 湖南大学 | High speed principal axis liquid plain bearing end plane throttle structure |
-
2008
- 2008-11-04 CN CN200810143491XA patent/CN101403415B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4514099A (en) * | 1982-08-21 | 1985-04-30 | Zahnraderfabrik Renk Ag | Hydrodynamic bearing assembly |
CN1157377A (en) * | 1995-08-18 | 1997-08-20 | 株式会社三丰 | Hydrostatic bearing |
CN1375044A (en) * | 1999-09-14 | 2002-10-16 | 艾拉斯科普库空气动力股份有限公司 | Combined radial-axial slide bearing |
CN1597201A (en) * | 2004-08-09 | 2005-03-23 | 湖南大学 | Sliding bearing type electric main shaft |
CN2851705Y (en) * | 2005-11-25 | 2006-12-27 | 上海机床厂有限公司 | High-rigidity multi-chamber feedback static pressure bearing |
CN201293044Y (en) * | 2008-11-04 | 2009-08-19 | 湖南大学 | High speed principal axis liquid plain bearing end plane throttle structure |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10054161B1 (en) | 2017-06-09 | 2018-08-21 | National Tsing Hua University | Membrane restrictor and hydrostatic bearing module |
TWI641768B (en) * | 2017-06-09 | 2018-11-21 | 國立清華大學 | Membrane restrictor and hydrostatic bearing module |
Also Published As
Publication number | Publication date |
---|---|
CN101403415A (en) | 2009-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing pulaideer electrical and Mechanical Technology Co., Ltd. Assignor: Hunan University Contract record no.: 2010110000151 Denomination of invention: End face throttling structure of high speed principal shaft liquid sliding bearing Granted publication date: 20100609 License type: Exclusive License Open date: 20090408 Record date: 20100914 |
|
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Beijing pulaideer electrical and Mechanical Technology Co., Ltd. Assignor: Hunan University Contract record no.: 2010110000151 Date of cancellation: 20160310 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100609 Termination date: 20151104 |
|
EXPY | Termination of patent right or utility model |