KR880005375A - 두개의 축방향으로 격리된 수력학적 베어링 사이에 활동 저장소를 갖는 베어링 시스템 - Google Patents
두개의 축방향으로 격리된 수력학적 베어링 사이에 활동 저장소를 갖는 베어링 시스템 Download PDFInfo
- Publication number
- KR880005375A KR880005375A KR870011301A KR870011301A KR880005375A KR 880005375 A KR880005375 A KR 880005375A KR 870011301 A KR870011301 A KR 870011301A KR 870011301 A KR870011301 A KR 870011301A KR 880005375 A KR880005375 A KR 880005375A
- Authority
- KR
- South Korea
- Prior art keywords
- bearing
- bearing system
- lubricant
- rotation
- hydraulic bearings
- Prior art date
Links
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
-
- 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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
-
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
-
- 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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/102—Construction relative to lubrication with grease as lubricant
-
- 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
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/107—Grooves for generating pressure
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/20—Driving; Starting; Stopping; Control thereof
- G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
-
- 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
- F16C2370/00—Apparatus relating to physics, e.g. instruments
- F16C2370/12—Hard disk drives or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Sliding-Contact Bearings (AREA)
- Motor Or Generator Frames (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 베어링 시스템의 실시예에서 실축척이 아닌 개략적 종단면도.
제2도는 제1도와 유사하며 단지 한 몸체가 제거된 단면도.
제3도의 III-III 선을 취한 단면도.
제4도는 제1도에서 도시한 실시예가 사용되는 전기 모터의 단면도.
Claims (3)
- 서로에 대해 상대적으로 회전축에 대해 회전하도록 지지되며 사이에 윤활유가 존재하는 협동하는 베어링 표면을 포함하는 두 몸체에 의해 두개의 축방향으로 간격진 수력학적 베어링을 포함하며 상기 각 베어링의 베어링면의 적어도 하나에는 나선홈의 내외부 패턴이 형성되어 있고 상기 홈의 두 패턴은 베어링 시스템이 계획하는 방향으로 베어링 시스템 회전중에 베어링면 사이의 윤활유에 압력을 형성하도록 양쪽방향으로 작용하며 상기 수력학적 베어링 사이에 위치되어 윤활유 추가량을 위한 저장소로서의 역할을 하고 상기 몸체의 두 원통형 벽부분에 의해 둘러싸인 실을 또 포함하는 베어링 시스템에 있어서, 실을 둘러싸는 두 벽부분은 시스템이 계획하는 방향으로 베어링 시스템이 회전하는 동안 실내의 윤활유에 압력이 발생하도록 서로 치우친것을 특징으로 하는 베어링 시스템.
- 제1항에 있어서, 몸체의 하나에는 회전중 압력이 형성되지 않는 원통형 벽부분 사이의 보다 큰 반경방향 간극을 갖는 구역의 실까지 연장된 구멍이 형성된 것을 특징으로 하는 베어링 시스템.
- 제1항 또는 제2항에 있어서, 베어링 시스템의 전기 기계의 베어링 부시와 이 베어링 부시에 결합하는 기계축을 포함하는 것을 특징으로 하는 베어링 시스템이 제공된 전기기계.※참고사항 : 최초출원 내용에의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8602565 | 1986-10-13 | ||
NL8602565A NL8602565A (nl) | 1986-10-13 | 1986-10-13 | Lagersysteem met een aktief reservoir tussen twee op axiale afstand van elkaar geplaatste hydrodynamische lagers. |
Publications (2)
Publication Number | Publication Date |
---|---|
KR880005375A true KR880005375A (ko) | 1988-06-29 |
KR960004309B1 KR960004309B1 (en) | 1996-03-30 |
Family
ID=19848665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR87011301A KR960004309B1 (en) | 1986-10-13 | 1987-10-13 | Bearing system with active reservoir between two axially spaced hydrodynamic bearings |
Country Status (6)
Country | Link |
---|---|
US (1) | US4798480A (ko) |
EP (1) | EP0265005B1 (ko) |
JP (1) | JP2512020B2 (ko) |
KR (1) | KR960004309B1 (ko) |
DE (1) | DE3763795D1 (ko) |
NL (1) | NL8602565A (ko) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5141338A (en) * | 1989-11-10 | 1992-08-25 | Matsushita Electric Industrial Co., Ltd. | Dynamic pressure type fluid bearing apparatus |
JP2538080B2 (ja) * | 1989-11-17 | 1996-09-25 | 松下電器産業株式会社 | 動圧型流体軸受装置 |
US5271677A (en) * | 1990-07-16 | 1993-12-21 | Lincoln Laser Company | Method for eliminating whirl instability in a gas supported bearing |
US5181783A (en) * | 1990-07-16 | 1993-01-26 | Lincoln Laser Co. | Apparatus for eliminating whirl instability in a gas supported bearing |
EP0510695B1 (en) * | 1991-04-26 | 1996-07-03 | Koyo Seiko Co., Ltd. | Bearing device |
JP3009766B2 (ja) * | 1991-08-09 | 2000-02-14 | トヨタ自動車株式会社 | 内燃機関用すべり軸受 |
USRE38414E1 (en) | 1991-08-09 | 2004-02-03 | Toyota Jidosha Kabushiki Kaisha | Sliding bearing for an internal combustion engine |
US5328270A (en) * | 1993-03-25 | 1994-07-12 | International Business Machines Corporation | Hydrodynamic pump |
JP3020789B2 (ja) * | 1993-12-27 | 2000-03-15 | 光洋精工株式会社 | 動圧軸受 |
ES2190919T3 (es) * | 1994-09-08 | 2003-09-01 | Kawasaki Heavy Ind Ltd | Cojinete contra-rotativo para contra-rotativo propulsor. |
US5579579A (en) * | 1994-12-08 | 1996-12-03 | Quantum Corporation | Method for making precision self-contained hydrodynamic bearing assembly |
DE19502207A1 (de) * | 1995-01-25 | 1996-08-01 | Philips Patentverwaltung | Drehanoden-Röntgenröhre mit einem Gleitlager |
JP3558768B2 (ja) * | 1995-12-26 | 2004-08-25 | 日本電産株式会社 | 動圧流体軸受を備えたモータ |
KR100196929B1 (ko) * | 1996-11-25 | 1999-06-15 | 윤종용 | 간극 편차 보정 유체베어링 장치 |
DE19754359A1 (de) * | 1997-12-08 | 1999-06-17 | Thyssen Henschel Gmbh | Getriebe, insbesondere für Doppelschnecken-Extruder |
EP1029181B1 (en) * | 1998-07-17 | 2005-04-06 | Koninklijke Philips Electronics N.V. | Dynamic groove bearing comprising a porous lubricant reservoir |
JP2000199520A (ja) * | 1999-01-06 | 2000-07-18 | Konica Corp | 回転装置 |
KR100431416B1 (ko) * | 2002-08-16 | 2004-05-13 | 삼성전기주식회사 | 동압 베어링이 적용된 모터의 실링 구조 |
DE102006048895A1 (de) * | 2006-10-17 | 2008-05-29 | Minebea Co., Ltd. | Fluiddynamisches Lagersystem |
CN101280805B (zh) * | 2007-04-06 | 2010-04-14 | 富准精密工业(深圳)有限公司 | 转动体 |
FR2916499B1 (fr) * | 2007-05-24 | 2009-12-25 | Flender Graffenstaden | Coussinet a coquille mince refroidie. |
KR20130123253A (ko) * | 2012-05-02 | 2013-11-12 | 삼성전기주식회사 | 동압 베어링 장치 및 이를 구비하는 스핀들 모터 |
JP6869485B2 (ja) * | 2017-05-08 | 2021-05-12 | 株式会社リコー | 流体動圧軸受装置、回転駆動装置、及び、画像形成装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1999266A (en) * | 1933-02-21 | 1935-04-30 | Warlop Pierre | System of lubrication |
DE824284C (de) * | 1949-09-25 | 1951-12-10 | Rudi Julius | Lager zum Austausch gegen Kugellager |
US3132906A (en) * | 1959-08-26 | 1964-05-12 | Gen Electric | Hydrodynamic devices |
US3112140A (en) * | 1962-02-26 | 1963-11-26 | Boeing Co | Fluid bearings |
FR1322032A (fr) * | 1962-05-16 | 1963-03-22 | Atomic Energy Authority Uk | Ensembles tourillon-palier |
GB1107752A (en) * | 1964-05-21 | 1968-03-27 | Wickman Scrivener Ltd | Fluid bearings |
US4222617A (en) * | 1964-09-03 | 1980-09-16 | Rockwell International Corporation | Self loading cylindrical autolubricated gas bearing |
JPS5218340U (ko) * | 1975-07-24 | 1977-02-09 | ||
JPS5945844B2 (ja) * | 1979-07-26 | 1984-11-09 | 松下電器産業株式会社 | 回転装置 |
JPS5850321A (ja) * | 1981-09-18 | 1983-03-24 | Matsushita Electric Ind Co Ltd | 軸受装置 |
NL8401864A (nl) * | 1984-06-13 | 1986-01-02 | Philips Nv | Lagersysteem omvattende twee tegenover elkaar opgestelde hydrodynamische lagers. |
-
1986
- 1986-10-13 NL NL8602565A patent/NL8602565A/nl not_active Application Discontinuation
-
1987
- 1987-10-09 DE DE8787201942T patent/DE3763795D1/de not_active Expired - Lifetime
- 1987-10-09 EP EP87201942A patent/EP0265005B1/en not_active Expired - Lifetime
- 1987-10-13 KR KR87011301A patent/KR960004309B1/ko not_active IP Right Cessation
- 1987-10-13 US US07/108,405 patent/US4798480A/en not_active Expired - Lifetime
- 1987-10-13 JP JP62256414A patent/JP2512020B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3763795D1 (de) | 1990-08-23 |
EP0265005A1 (en) | 1988-04-27 |
EP0265005B1 (en) | 1990-07-18 |
JP2512020B2 (ja) | 1996-07-03 |
JPS63106419A (ja) | 1988-05-11 |
US4798480A (en) | 1989-01-17 |
KR960004309B1 (en) | 1996-03-30 |
NL8602565A (nl) | 1988-05-02 |
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