CN1421622A - 动压轴承装置及其制造方法 - Google Patents
动压轴承装置及其制造方法 Download PDFInfo
- Publication number
- CN1421622A CN1421622A CN02152641A CN02152641A CN1421622A CN 1421622 A CN1421622 A CN 1421622A CN 02152641 A CN02152641 A CN 02152641A CN 02152641 A CN02152641 A CN 02152641A CN 1421622 A CN1421622 A CN 1421622A
- Authority
- CN
- China
- Prior art keywords
- fluid
- lubricating fluid
- hydraulic bearing
- bearing member
- dynamic pressure
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000012530 fluid Substances 0.000 claims abstract description 112
- 230000000694 effects Effects 0.000 claims abstract description 12
- 238000005452 bending Methods 0.000 claims abstract description 11
- 230000001050 lubricating effect Effects 0.000 claims description 93
- 238000002347 injection Methods 0.000 claims description 34
- 239000007924 injection Substances 0.000 claims description 34
- 239000007788 liquid Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 abstract description 12
- 239000000314 lubricant Substances 0.000 abstract description 5
- 230000007423 decrease Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 39
- 239000002828 fuel tank Substances 0.000 description 12
- 230000001174 ascending effect Effects 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 239000002939 oilproofing Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000011553 magnetic fluid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- 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
- F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
-
- 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
- G11B19/2018—Incorporating means for passive damping of vibration, either in the turntable, motor or mounting
-
- 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)
- Sliding-Contact Bearings (AREA)
- Sealing Of Bearings (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001359880 | 2001-11-26 | ||
JP2001359880A JP3984462B2 (ja) | 2001-11-26 | 2001-11-26 | 動圧軸受装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1421622A true CN1421622A (zh) | 2003-06-04 |
CN100439732C CN100439732C (zh) | 2008-12-03 |
Family
ID=19170797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB021526419A Expired - Lifetime CN100439732C (zh) | 2001-11-26 | 2002-11-26 | 动压轴承装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6817766B2 (zh) |
JP (1) | JP3984462B2 (zh) |
CN (1) | CN100439732C (zh) |
SG (1) | SG109509A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1321277C (zh) * | 2003-07-02 | 2007-06-13 | 日本电产株式会社 | 制造流体动压轴承的方法 |
CN102377269A (zh) * | 2010-08-18 | 2012-03-14 | 三星电机株式会社 | 主轴电机及具有该主轴电机的盘驱动器 |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7134792B2 (en) * | 2002-11-05 | 2006-11-14 | Seagate Technology Llc | Single thrust-journal bearing cup fluid dynamic bearing motor |
JP4084843B2 (ja) | 2003-06-12 | 2008-04-30 | 日本電産株式会社 | 動圧軸受装置およびその製造方法 |
JP4566565B2 (ja) * | 2004-01-14 | 2010-10-20 | Ntn株式会社 | 動圧軸受装置 |
CN100335807C (zh) * | 2004-02-23 | 2007-09-05 | 日本电产株式会社 | 液体分配方法 |
US7650697B2 (en) | 2004-06-01 | 2010-01-26 | Nidec Corporation | Methods of manufacturing fluid-dynamic-pressure bearing and spindle motor incorporating the bearing, and spindle motor and recording-disk drive incorporating the bearing |
JP2006118531A (ja) * | 2004-10-19 | 2006-05-11 | Nippon Densan Corp | 動圧軸受装置及びそれを用いたモータ並びにディスク駆動装置 |
DE102007032673A1 (de) * | 2006-10-30 | 2008-05-08 | Minebea Co., Ltd., Miyota | Fluiddynamisches Lagersystem und Spindelmotor mit einem solchen Lagersystem |
DE102007001963B4 (de) * | 2007-01-13 | 2021-04-22 | Schaeffler Technologies AG & Co. KG | Wälzlager mit einer Vorrichtung zur Ableitung einer Flüssigkeit |
JP2008190620A (ja) * | 2007-02-05 | 2008-08-21 | Ntn Corp | 流体軸受装置 |
JP2009201309A (ja) | 2008-02-25 | 2009-09-03 | Nippon Densan Corp | モータおよび記録ディスク駆動装置 |
JP2012087861A (ja) | 2010-10-19 | 2012-05-10 | Nippon Densan Corp | 流体動圧軸受機構、スピンドルモータ、およびディスク駆動装置 |
KR20130027218A (ko) * | 2011-09-07 | 2013-03-15 | 삼성전기주식회사 | 스핀들 모터 |
JP2013204784A (ja) * | 2012-03-29 | 2013-10-07 | Nippon Densan Corp | 軸受装置および送風ファン |
JP6221035B2 (ja) * | 2013-07-05 | 2017-11-01 | 日本電産株式会社 | 軸受機構、モータおよび送風ファン |
WO2020027102A1 (ja) | 2018-08-01 | 2020-02-06 | イーグル工業株式会社 | 摺動部品 |
EP3842673A4 (en) | 2018-08-24 | 2022-05-04 | Eagle Industry Co., Ltd. | SLIDING ELEMENT |
JP7292811B2 (ja) | 2018-11-30 | 2023-06-19 | イーグル工業株式会社 | 摺動部品 |
KR102541901B1 (ko) | 2018-12-21 | 2023-06-13 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
WO2020162025A1 (ja) * | 2019-02-04 | 2020-08-13 | イーグル工業株式会社 | 摺動部品 |
CN113490796A (zh) | 2019-02-14 | 2021-10-08 | 伊格尔工业股份有限公司 | 滑动部件 |
JP7374573B2 (ja) | 2019-02-21 | 2023-11-07 | イーグル工業株式会社 | 摺動部品 |
CN113508238B (zh) * | 2019-03-22 | 2023-07-25 | 伊格尔工业股份有限公司 | 滑动部件 |
EP4345343A3 (en) | 2019-07-26 | 2024-06-19 | Eagle Industry Co., Ltd. | Sliding component |
CN112577315A (zh) * | 2020-12-28 | 2021-03-30 | 中冶焦耐(大连)工程技术有限公司 | 一种回转窑托轮轴承组用密封圈及使用方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2506836B2 (ja) * | 1987-11-02 | 1996-06-12 | 松下電器産業株式会社 | 動圧型流体軸受装置 |
JP3395524B2 (ja) * | 1996-06-10 | 2003-04-14 | 松下電器産業株式会社 | 縦型流体軸受装置 |
JPH10225052A (ja) * | 1997-02-07 | 1998-08-21 | Sankyo Seiki Mfg Co Ltd | 動圧軸受装置を備えたモータ |
SG92616A1 (en) * | 1997-09-12 | 2002-11-19 | Matsushita Electric Ind Co Ltd | Spindle device having a dynamic-pressure-fluid bearing |
US6456458B1 (en) * | 1998-08-08 | 2002-09-24 | Nidec Corporation | Disk-drive motor rotating on a magnetically counterbalanced single hydrodynamic thrust bearing |
JP3155529B2 (ja) * | 1998-08-08 | 2001-04-09 | 日本電産株式会社 | 流体動圧軸受を備えたモータ及びこのモータを備えた記録ディスク駆動装置 |
JP2000120691A (ja) * | 1998-10-16 | 2000-04-25 | Matsushita Electric Ind Co Ltd | 流体軸受けスピンドルモータ装置 |
JP2001027225A (ja) * | 1999-07-12 | 2001-01-30 | Seiko Instruments Inc | 樹脂製流体動圧軸受及びスピンドルモータ |
JP4693948B2 (ja) * | 1999-08-26 | 2011-06-01 | 日本電産株式会社 | 動圧軸受装置 |
JP2001182741A (ja) * | 1999-12-27 | 2001-07-06 | Sankyo Seiki Mfg Co Ltd | スラスト動圧軸受装置及びその製造方法 |
-
2001
- 2001-11-26 JP JP2001359880A patent/JP3984462B2/ja not_active Expired - Fee Related
-
2002
- 2002-11-25 US US10/304,458 patent/US6817766B2/en not_active Expired - Lifetime
- 2002-11-26 CN CNB021526419A patent/CN100439732C/zh not_active Expired - Lifetime
- 2002-11-26 SG SG200207100A patent/SG109509A1/en unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1321277C (zh) * | 2003-07-02 | 2007-06-13 | 日本电产株式会社 | 制造流体动压轴承的方法 |
CN102377269A (zh) * | 2010-08-18 | 2012-03-14 | 三星电机株式会社 | 主轴电机及具有该主轴电机的盘驱动器 |
Also Published As
Publication number | Publication date |
---|---|
JP2003161322A (ja) | 2003-06-06 |
CN100439732C (zh) | 2008-12-03 |
SG109509A1 (en) | 2005-03-30 |
US20030108257A1 (en) | 2003-06-12 |
JP3984462B2 (ja) | 2007-10-03 |
US6817766B2 (en) | 2004-11-16 |
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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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP03 | Change of name, title or address |
Address after: Nagano Patentee after: NIDEC SANKYO Corp. Address before: Nagano Patentee before: Kabushiki Kaisha SANKYO SEIKI SEISAKUSHO |
|
TR01 | Transfer of patent right |
Effective date of registration: 20081219 Address after: Kyoto Japan Patentee after: NIDEC Corp. Address before: Nagano Patentee before: NIDEC SANKYO Corp. |
|
ASS | Succession or assignment of patent right |
Owner name: NIDEC CORP. Free format text: FORMER OWNER: NIDEC SANKYO CORP. Effective date: 20081219 |
|
C56 | Change in the name or address of the patentee |
Owner name: NIDEC SANKYO CORP. Free format text: FORMER NAME: SANKYO SEIKI MFG. SEISAKUSHO K.K. |
|
CX01 | Expiry of patent term |
Granted publication date: 20081203 |
|
CX01 | Expiry of patent term |