DE60129077D1 - Spindelmotor und zugehöriges Herstellungsverfahren - Google Patents

Spindelmotor und zugehöriges Herstellungsverfahren

Info

Publication number
DE60129077D1
DE60129077D1 DE60129077T DE60129077T DE60129077D1 DE 60129077 D1 DE60129077 D1 DE 60129077D1 DE 60129077 T DE60129077 T DE 60129077T DE 60129077 T DE60129077 T DE 60129077T DE 60129077 D1 DE60129077 D1 DE 60129077D1
Authority
DE
Germany
Prior art keywords
manufacturing process
spindle motor
related manufacturing
spindle
motor
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
Application number
DE60129077T
Other languages
English (en)
Other versions
DE60129077T2 (de
Inventor
Rikuro Obara
Kenji Fukunaga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minebea Co Ltd
Original Assignee
Minebea Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minebea Co Ltd filed Critical Minebea Co Ltd
Publication of DE60129077D1 publication Critical patent/DE60129077D1/de
Application granted granted Critical
Publication of DE60129077T2 publication Critical patent/DE60129077T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/061—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing mounting a plurality of bearings side by side
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • 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
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/66—Special parts or details in view of lubrication
    • F16C33/6603—Special parts or details in view of lubrication with grease as lubricant
    • F16C33/6622—Details of supply and/or removal of the grease, e.g. purging grease
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1737—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
    • 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
    • F16C2235/00—Cleaning
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/497—Pre-usage process, e.g., preloading, aligning
    • 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
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/49702—Lubricating

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Frames (AREA)
  • Rolling Contact Bearings (AREA)
  • Manufacture Of Motors, Generators (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
DE2001629077 2000-07-21 2001-07-09 Spindelmotor und zugehöriges Herstellungsverfahren Expired - Fee Related DE60129077T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000220854A JP2002044903A (ja) 2000-07-21 2000-07-21 スピンドルモータ及びその製造方法
JP2000220854 2000-07-21

Publications (2)

Publication Number Publication Date
DE60129077D1 true DE60129077D1 (de) 2007-08-09
DE60129077T2 DE60129077T2 (de) 2007-10-18

Family

ID=18715386

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2001629077 Expired - Fee Related DE60129077T2 (de) 2000-07-21 2001-07-09 Spindelmotor und zugehöriges Herstellungsverfahren

Country Status (4)

Country Link
US (2) US20020047393A1 (de)
EP (1) EP1174983B1 (de)
JP (1) JP2002044903A (de)
DE (1) DE60129077T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4899320B2 (ja) * 2005-02-25 2012-03-21 日本電産株式会社 モータユニットおよび記録ディスク駆動装置
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
JP5520511B2 (ja) * 2009-04-07 2014-06-11 サムスン電機ジャパンアドバンスドテクノロジー株式会社 ディスク駆動装置の生産方法及びディスク駆動装置
CN110912329B (zh) * 2019-12-13 2021-08-27 歌尔股份有限公司 一种电机
JP7490434B2 (ja) * 2020-04-14 2024-05-27 株式会社エクセディ モータ

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557807A (en) * 1967-08-23 1971-01-26 Gen Motors Corp Method for cleaning ball bearings
US3507677A (en) * 1968-06-13 1970-04-21 Massachusetts Inst Technology Bearing pretreat process
US4018679A (en) * 1971-10-26 1977-04-19 Boelsing Friedrich Method of rendering waste substances harmless
US3903992A (en) * 1974-02-21 1975-09-09 Clarkson Ind Inc Device for regreasing bearings
US5132856A (en) * 1989-10-13 1992-07-21 Nippon Seiko Kabushiki Kaisha Motor spindle for hard disc device
JPH03261359A (ja) * 1990-03-08 1991-11-21 Oki Electric Ind Co Ltd ディスク駆動装置用モータ
JP2730319B2 (ja) * 1991-04-26 1998-03-25 日本ビクター株式会社 磁気ディスク装置
JP2527020Y2 (ja) * 1991-12-20 1997-02-26 ミネベア株式会社 スピンドルモ−タ
US5509198A (en) * 1992-02-24 1996-04-23 Nsk Ltd. Preloading method for preload-adjustable rolling bearing and manufacture of the same
US5547291A (en) * 1993-09-29 1996-08-20 Nsk, Ltd. Preloaded rolling bearing units
JPH08275433A (ja) * 1995-03-29 1996-10-18 Nippon Densan Corp スピンドルモータ
US5841210A (en) * 1995-08-09 1998-11-24 Minebea Kabushiki-Kaisha Electric drive motor with a compound bearing assembly
KR970076685A (ko) * 1996-05-29 1997-12-12 이형도 래버린스 실을 일체로 갖는 모터용 허브
JPH1023696A (ja) * 1996-07-01 1998-01-23 Sankyo Seiki Mfg Co Ltd スピンドルモータおよびその製造方法
US5714817A (en) * 1996-09-13 1998-02-03 Synektron Corporation Labyrinth seal system
JPH10143989A (ja) * 1996-11-13 1998-05-29 Hitachi Media Electron:Kk モータ
JP3713856B2 (ja) * 1996-12-16 2005-11-09 日本ビクター株式会社 スピンドルモータ及びその製造方法
JPH1151066A (ja) * 1997-07-30 1999-02-23 Nippon Seiko Kk 潤滑剤含有ポリマ充填転がり軸受及びその製造方法
US6194360B1 (en) * 1998-12-22 2001-02-27 International Business Machines Corporation Magnetic recording device

Also Published As

Publication number Publication date
US20050028349A1 (en) 2005-02-10
EP1174983A3 (de) 2004-06-16
EP1174983A2 (de) 2002-01-23
US20020047393A1 (en) 2002-04-25
EP1174983B1 (de) 2007-06-27
DE60129077T2 (de) 2007-10-18
JP2002044903A (ja) 2002-02-08
US7246440B2 (en) 2007-07-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee