JP4360394B2 - 自動平衡装置、回転装置、ディスク駆動装置、バランサ - Google Patents
自動平衡装置、回転装置、ディスク駆動装置、バランサ Download PDFInfo
- Publication number
- JP4360394B2 JP4360394B2 JP2006288375A JP2006288375A JP4360394B2 JP 4360394 B2 JP4360394 B2 JP 4360394B2 JP 2006288375 A JP2006288375 A JP 2006288375A JP 2006288375 A JP2006288375 A JP 2006288375A JP 4360394 B2 JP4360394 B2 JP 4360394B2
- Authority
- JP
- Japan
- Prior art keywords
- balancer
- housing
- automatic balancing
- magnet
- inner peripheral
- 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
Links
- 230000002093 peripheral effect Effects 0.000 claims description 56
- 239000011553 magnetic fluid Substances 0.000 claims description 31
- 238000007788 roughening Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000005415 magnetization Effects 0.000 description 6
- 239000012530 fluid Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 238000005304 joining Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B17/00—Guiding record carriers not specifically of filamentary or web form, or of supports therefor
- G11B17/02—Details
- G11B17/022—Positioning or locking of single discs
- G11B17/028—Positioning or locking of single discs of discs rotating during transducing operation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/16—Bushings; Mountings
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/32—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
- F16F15/34—Fastening arrangements therefor
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/32—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels
- F16F15/36—Correcting- or balancing-weights or equivalent means for balancing rotating bodies, e.g. vehicle wheels operating automatically, i.e. where, for a given amount of imbalance, there is movement of masses until balance is achieved
-
- 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
- G11B19/2027—Turntables or rotors incorporating balancing means; Means for detecting imbalance
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/08—Insulation or absorption of undesired vibrations or sounds
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
- F16F2224/045—Fluids magnetorheological
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T74/00—Machine element or mechanism
- Y10T74/21—Elements
- Y10T74/211—Eccentric
- Y10T74/2111—Plural, movable relative to each other [including ball[s]]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Rotational Drive Of Disk (AREA)
Description
2a…外周壁面
2f…内周壁面
5…ハウジング
9…磁性流体
10、20…自動平衡装置
11、21、42…バランサ
13、23、33、43、53、73…ヨーク
13e、23e、33e、43e、53e、73e…内周側(内周面)
13a、23a、53a…凸部
14…移動空間
17…マグネット
22f…内周壁面
25…凹凸部
33a、43a、73a…凹部
61…モータ
65…ターンテーブル
100…ディスク駆動装置
Claims (7)
- 回転可能なハウジングと、
前記ハウジングに収容された磁性流体と、
マグネットと、前記回転の内周側に設けられた凸部または凹部を有する前記マグネットに装着されたヨークとをそれぞれ有し、前記ハウジング内で移動可能な複数のバランサと
を具備することを特徴とする自動平衡装置。 - 請求項1に記載の自動平衡装置であって、
前記凸部または凹部は、前記バランサの中心に対して前記回転の周方向で対称形状であることを特徴とする自動平衡装置。 - 請求項1に記載の自動平衡装置であって、
前記凸部または凹部は、前記バランサの中心に対して前記回転の周方向で対称的に複数配置されていることを特徴とする自動平衡装置。 - 請求項1に記載の自動平衡装置であって、
前記凸部または凹部は、粗面加工により形成された部位であることを特徴とする自動平衡装置。 - ハウジングと、
前記ハウジングを回転駆動する駆動機構と、
前記ハウジングに収容された磁性流体と、
マグネットと、前記回転の内周側に設けられた凸部または凹部を有する前記マグネットに装着されたヨークとをそれぞれ有し、前記ハウジング内で移動可能な複数のバランサと
を具備することを特徴とする回転装置。 - ハウジングと、
信号を記録可能なディスク状の記録媒体を保持する保持部と、
前記保持部と前記ハウジングとを一体的に回転駆動する駆動機構と、
前記ハウジングに収容された磁性流体と、
マグネットと、前記回転の内周側に設けられた凸部または凹部を有する前記マグネットに装着されたヨークとをそれぞれ有し、前記ハウジング内で移動可能な複数のバランサと
を具備することを特徴とするディスク駆動装置。 - 回転可能なハウジングと、前記ハウジングに収容された磁性流体とを具備する自動平衡装置における前記ハウジング内に移動可能に複数収容されるバランサであって、
マグネットと、
前記回転の内周側に設けられた凸部または凹部を有し、前記マグネットに装着されたヨークと
を具備することを特徴とするバランサ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006288375A JP4360394B2 (ja) | 2006-10-24 | 2006-10-24 | 自動平衡装置、回転装置、ディスク駆動装置、バランサ |
TW096136794A TW200837721A (en) | 2006-10-24 | 2007-10-01 | Automatic balancing apparatus, rotating apparatus, disc drive apparatus, balancer, and housing |
KR1020070106550A KR20080036933A (ko) | 2006-10-24 | 2007-10-23 | 자동 평형 장치, 회전 장치, 디스크 구동 장치, 밸런서 및하우징 |
US11/876,911 US7882512B2 (en) | 2006-10-24 | 2007-10-23 | Automatic balancing apparatus, rotating apparatus, disc drive apparatus, balancer, and housing |
CN2007101671431A CN101169952B (zh) | 2006-10-24 | 2007-10-24 | 自动平衡装置、旋转装置、盘驱动装置、平衡器和外壳 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006288375A JP4360394B2 (ja) | 2006-10-24 | 2006-10-24 | 自動平衡装置、回転装置、ディスク駆動装置、バランサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008106806A JP2008106806A (ja) | 2008-05-08 |
JP4360394B2 true JP4360394B2 (ja) | 2009-11-11 |
Family
ID=39317791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006288375A Expired - Fee Related JP4360394B2 (ja) | 2006-10-24 | 2006-10-24 | 自動平衡装置、回転装置、ディスク駆動装置、バランサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US7882512B2 (ja) |
JP (1) | JP4360394B2 (ja) |
KR (1) | KR20080036933A (ja) |
CN (1) | CN101169952B (ja) |
TW (1) | TW200837721A (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4522493B1 (ja) * | 2010-02-19 | 2010-08-11 | 博明 山本 | バランサー |
JP2012060780A (ja) * | 2010-09-09 | 2012-03-22 | Nippon Densan Corp | モータおよびディスク駆動装置 |
TWM445748U (zh) * | 2012-10-01 | 2013-01-21 | Kun-Ta Lee | 微型制振裝置 |
EP2826908B1 (en) * | 2013-06-19 | 2016-11-30 | Samsung Electronics Co., Ltd | Balancer and washing machine having the same |
CN105305670B (zh) * | 2015-10-09 | 2017-10-31 | 清华大学 | 一种用于降低极频和槽频径向电磁激振力的电机 |
CN107042476A (zh) * | 2017-05-09 | 2017-08-15 | 江苏邦富莱苏蒙新材料有限公司 | 一种减振型角磨片 |
CN108443412A (zh) * | 2017-12-13 | 2018-08-24 | 广州市昊志机电股份有限公司 | 一种动态自补偿平衡结构 |
IT201800003187A1 (it) * | 2018-03-01 | 2019-09-01 | Balance Systems Srl | Dispositivo di movimentazione di un oggetto, in particolare per un apparato di equilibratura |
CN109389895B (zh) * | 2018-10-31 | 2020-12-29 | 合肥磐石自动化科技有限公司 | 一种球体平衡装置及球体平衡方法 |
CN109772731A (zh) * | 2019-03-12 | 2019-05-21 | 哈工大机器人(山东)智能装备研究院 | 18650型锂电池分选磁流变液机扫码装置及工作方法 |
CN113217579A (zh) * | 2021-05-18 | 2021-08-06 | 徐州胜海机械制造科技有限公司 | 一种可移动式平衡重及其制造工艺 |
KR20240123391A (ko) * | 2022-01-31 | 2024-08-13 | 가부시키가이샤 도교 세이미쓰 | 오토 밸런서 |
CN114737362B (zh) * | 2022-04-29 | 2023-03-21 | 珠海格力电器股份有限公司 | 配重组件、滚筒组件及其平衡调控方法和滚筒式洗衣机 |
US20240265944A1 (en) * | 2023-02-03 | 2024-08-08 | Seagate Technology Llc | Hard disk drive having a motor assembly with a rotational balancing spring pin |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04312244A (ja) | 1991-04-05 | 1992-11-04 | Nobuaki Debari | 回転体のバランス修正方法 |
MY119086A (en) * | 1996-10-09 | 2005-03-31 | Samsung Electronics Co Ltd | Disk player, and turntable incorporating self-compensating dynamic balancer, clamper incorporating self-compensating dynamic balancer and spindle motor incorporating self-compensating dynamic balanceradopted for disk player |
US6219328B1 (en) * | 1997-10-31 | 2001-04-17 | Funai Electric Co., Ltd. | Disc rotating apparatus |
JP2000040280A (ja) * | 1998-07-17 | 2000-02-08 | Matsushita Electric Ind Co Ltd | ディスク装置 |
CN1307391A (zh) * | 2000-02-02 | 2001-08-08 | 株式会社三协精机制作所 | 自动平衡装置 |
US6606922B2 (en) * | 2000-04-28 | 2003-08-19 | Schmitt Measurement Systems, Inc. | Rotational imbalance compensator |
JP4254696B2 (ja) * | 2004-11-22 | 2009-04-15 | ソニー株式会社 | 自動平衡装置、回転駆動装置及びディスク駆動装置 |
JP2006283894A (ja) * | 2005-04-01 | 2006-10-19 | Sony Corp | 自動平衡装置、回転装置及びディスク駆動装置 |
JP4301243B2 (ja) | 2005-12-26 | 2009-07-22 | ソニー株式会社 | 自動平衡装置、回転装置及びディスク駆動装置 |
-
2006
- 2006-10-24 JP JP2006288375A patent/JP4360394B2/ja not_active Expired - Fee Related
-
2007
- 2007-10-01 TW TW096136794A patent/TW200837721A/zh unknown
- 2007-10-23 US US11/876,911 patent/US7882512B2/en not_active Expired - Fee Related
- 2007-10-23 KR KR1020070106550A patent/KR20080036933A/ko not_active Application Discontinuation
- 2007-10-24 CN CN2007101671431A patent/CN101169952B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR20080036933A (ko) | 2008-04-29 |
TW200837721A (en) | 2008-09-16 |
US20080095022A1 (en) | 2008-04-24 |
JP2008106806A (ja) | 2008-05-08 |
CN101169952B (zh) | 2011-12-14 |
US7882512B2 (en) | 2011-02-01 |
CN101169952A (zh) | 2008-04-30 |
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