CN1340900A - 轴承部件及其制造方法和动压式轴承装置 - Google Patents
轴承部件及其制造方法和动压式轴承装置 Download PDFInfo
- Publication number
- CN1340900A CN1340900A CN01131274.2A CN01131274A CN1340900A CN 1340900 A CN1340900 A CN 1340900A CN 01131274 A CN01131274 A CN 01131274A CN 1340900 A CN1340900 A CN 1340900A
- Authority
- CN
- China
- Prior art keywords
- bta
- bearings
- parts
- structural member
- cylindrical structural
- 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 description 21
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 239000010949 copper Substances 0.000 claims description 54
- 239000012530 fluid Substances 0.000 claims description 50
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 49
- 229910052802 copper Inorganic materials 0.000 claims description 49
- 230000001050 lubricating effect Effects 0.000 claims description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 239000003599 detergent Substances 0.000 claims description 18
- 238000005406 washing Methods 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000005238 degreasing Methods 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 6
- 239000004094 surface-active agent Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000005555 metalworking Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 11
- 238000005260 corrosion Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 6
- 238000007747 plating Methods 0.000 abstract description 6
- 230000002265 prevention Effects 0.000 abstract description 4
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 abstract 2
- 230000002411 adverse Effects 0.000 abstract 1
- 238000002845 discoloration Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 229910000906 Bronze Inorganic materials 0.000 description 7
- 239000010974 bronze Substances 0.000 description 7
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 7
- 230000008034 disappearance Effects 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 238000009713 electroplating Methods 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 5
- 239000002173 cutting fluid Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910018104 Ni-P Inorganic materials 0.000 description 2
- 229910018536 Ni—P Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000012634 fragment Substances 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000784732 Lycaena phlaeas Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 238000012423 maintenance Methods 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
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Images
Classifications
-
- 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
- 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
-
- 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
- F16C33/1035—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing by a magnetic field acting on a magnetic 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
- 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
-
- 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
- F16C33/12—Structural composition; Use of special materials or surface treatments, e.g. for rust-proofing
-
- 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)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
Abstract
Description
No | 表面处理 | 24h | 48h | 100h | 150h | 200h | 判断 |
1 | 无 | 发生腐蚀 | NG | ||||
2 | 苯并三唑 | OK | OK | OK | OK | 稍有变色 | OK |
3 | Ni-P电镀(5μm) | OK | OK | OK | OK | OK | |
4 | Ni-P电镀(3μm) | OK | 发生腐蚀 | NG |
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP266077/2000 | 2000-09-01 | ||
JP2000266077A JP2002070867A (ja) | 2000-09-01 | 2000-09-01 | 軸受部材及びその製造方法、並びに動圧軸受装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1340900A true CN1340900A (zh) | 2002-03-20 |
CN1221742C CN1221742C (zh) | 2005-10-05 |
Family
ID=18753231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN01131274.2A Expired - Fee Related CN1221742C (zh) | 2000-09-01 | 2001-08-30 | 轴承部件及其动压式轴承装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6758597B2 (zh) |
JP (1) | JP2002070867A (zh) |
CN (1) | CN1221742C (zh) |
SG (1) | SG95669A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100406193C (zh) * | 2004-06-28 | 2008-07-30 | 日本电产株式会社 | 制造止推板和制造用于动压轴承的轴的方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3987745B2 (ja) * | 2002-03-26 | 2007-10-10 | 株式会社ソーデナガノ | スラストプレートの製造方法、動圧軸受用シャフトの製造方法、動圧軸受、スピンドルモータ、及び記録ディスク駆動装置 |
US6949852B2 (en) * | 2002-06-12 | 2005-09-27 | Seagate Technology Llc | Low profile thrust journal plate fluid dynamic bearing motor |
US20040119241A1 (en) * | 2002-11-21 | 2004-06-24 | Castleman Larry J. | Cartridge seal assembly |
JP2006314188A (ja) * | 2005-04-07 | 2006-11-16 | Nippon Densan Corp | モータ、該モータを用いたディスク装置、およびそれらの製造方法 |
US7535673B2 (en) * | 2006-01-23 | 2009-05-19 | Hitachi Global Storage Technologies Netherlands B.V. | Fluid dynamic bearing comprising a lubricating fluid having tolutriazole |
JP4941156B2 (ja) * | 2007-07-30 | 2012-05-30 | 日本電産株式会社 | 流体動圧軸受装置、スピンドルモータ、およびディスク駆動装置 |
JP2009264571A (ja) * | 2008-04-30 | 2009-11-12 | Nippon Densan Corp | 流体動圧軸受機構、モータおよび記録ディスク駆動装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4149969A (en) * | 1977-03-23 | 1979-04-17 | Amax Inc. | Process and composition for inhibiting corrosion of metal parts in water systems |
US4395294A (en) * | 1981-08-17 | 1983-07-26 | Bell Telephone Laboratories, Incorporated | Copper corrosion inhibitor |
GB2231372B (en) * | 1989-05-12 | 1993-07-21 | Bredport Limited | Self-acting air bearing spindle for disk drive |
US5316573A (en) * | 1992-03-12 | 1994-05-31 | International Business Machines Corporation | Corrosion inhibition with CU-BTA |
TW269709B (zh) * | 1992-07-08 | 1996-02-01 | Lubrizol Corp | |
US5670033A (en) * | 1993-04-19 | 1997-09-23 | Electrocopper Products Limited | Process for making copper metal powder, copper oxides and copper foil |
US5998898A (en) * | 1997-12-19 | 1999-12-07 | Matsushita Electric Industrial Co., Ltd. | Motor having hydrodynamic bearing |
US6143656A (en) * | 1998-10-22 | 2000-11-07 | Advanced Micro Devices, Inc. | Slurry for chemical mechanical polishing of copper |
US6436302B1 (en) * | 1999-08-23 | 2002-08-20 | Applied Materials, Inc. | Post CU CMP polishing for reduced defects |
US6432826B1 (en) * | 1999-11-29 | 2002-08-13 | Applied Materials, Inc. | Planarized Cu cleaning for reduced defects |
-
2000
- 2000-09-01 JP JP2000266077A patent/JP2002070867A/ja active Pending
-
2001
- 2001-08-15 US US09/931,651 patent/US6758597B2/en not_active Expired - Lifetime
- 2001-08-28 SG SG200105187A patent/SG95669A1/en unknown
- 2001-08-30 CN CN01131274.2A patent/CN1221742C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100406193C (zh) * | 2004-06-28 | 2008-07-30 | 日本电产株式会社 | 制造止推板和制造用于动压轴承的轴的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1221742C (zh) | 2005-10-05 |
JP2002070867A (ja) | 2002-03-08 |
US6758597B2 (en) | 2004-07-06 |
SG95669A1 (en) | 2003-04-23 |
US20020051587A1 (en) | 2002-05-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: NIDEC SANKYO CORP. Free format text: FORMER NAME OR ADDRESS: SANKYO SEIKI MFG. SEISAKUSHO K.K. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Nagano Patentee after: Sankyo Seiki Seisakusho KK Address before: Nagano Patentee before: Sankyo Seiki Manufacturing Co., Ltd. |
|
ASS | Succession or assignment of patent right |
Owner name: NIDEC CORP. Free format text: FORMER OWNER: NIDEC SANKYO CORP. Effective date: 20080912 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080912 Address after: Kyoto Japan Patentee after: Nippon Densan K. K. Address before: Nagano Patentee before: Sankyo Seiki Seisakusho KK |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051005 Termination date: 20190830 |
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CF01 | Termination of patent right due to non-payment of annual fee |