WO2008081685A1 - ダイレクトドライブモータ - Google Patents

ダイレクトドライブモータ Download PDF

Info

Publication number
WO2008081685A1
WO2008081685A1 PCT/JP2007/073759 JP2007073759W WO2008081685A1 WO 2008081685 A1 WO2008081685 A1 WO 2008081685A1 JP 2007073759 W JP2007073759 W JP 2007073759W WO 2008081685 A1 WO2008081685 A1 WO 2008081685A1
Authority
WO
WIPO (PCT)
Prior art keywords
drive motor
direct drive
axis direction
atmosphere
resolvers
Prior art date
Application number
PCT/JP2007/073759
Other languages
English (en)
French (fr)
Inventor
Licheng Dong
Shigeru Endo
Original Assignee
Nsk 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 Nsk Ltd. filed Critical Nsk Ltd.
Publication of WO2008081685A1 publication Critical patent/WO2008081685A1/ja

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/12—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using detecting coils using the machine windings as detecting coil
    • 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
    • H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
    • H02K5/128—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas using air-gap sleeves or air-gap discs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K16/00—Machines with more than one rotor or stator
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/086—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly
    • H02K7/088—Structural association with bearings radially supporting the rotor around a fixed spindle; radially supporting the rotor directly radially supporting the rotor directly

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

Abstract

　雰囲気汚染を回避しながらも、コンパクトなダイレクトドライブモータを提供する。 　ステータ２９と、大気用軸受３３と、内側ロータ３０と、検出器であるレゾルバ（３４ａ、３４ｂ、３５，３６）が、ダイレクトドライブモータＤＤの軸線方向において互いに少なくとも一部が重合する位置に配置されているので、ダイレクトドライブモータＤＤの軸線方向長を小さく抑えることができる。
PCT/JP2007/073759 2006-12-28 2007-12-10 ダイレクトドライブモータ WO2008081685A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006-354520 2006-12-28
JP2006354520A JP4930050B2 (ja) 2006-12-28 2006-12-28 ダイレクトドライブモータ

Publications (1)

Publication Number Publication Date
WO2008081685A1 true WO2008081685A1 (ja) 2008-07-10

Family

ID=39588369

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/073759 WO2008081685A1 (ja) 2006-12-28 2007-12-10 ダイレクトドライブモータ

Country Status (3)

Country Link
JP (1) JP4930050B2 (ja)
TW (1) TW200838099A (ja)
WO (1) WO2008081685A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10807248B2 (en) 2014-01-31 2020-10-20 Systems, Machines, Automation Components Corporation Direct drive brushless motor for robotic finger

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10476354B2 (en) 2011-09-16 2019-11-12 Persimmon Technologies Corp. Robot drive with isolated optical encoder
JP5598563B1 (ja) 2013-03-27 2014-10-01 株式会社安川電機 ダイレクトドライブモータ
US9871435B2 (en) * 2014-01-31 2018-01-16 Systems, Machines, Automation Components Corporation Direct drive motor for robotic finger
CN113029213A (zh) * 2016-03-21 2021-06-25 柿子技术公司 具有隔离的光学编码器的机器人驱动器
CA3020654A1 (en) 2016-04-13 2017-10-19 James Brent Klassen Axial flux electric machine comprising a radially inner thrust bearing and a radially outer thrust bearing

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006109654A (ja) * 2004-10-07 2006-04-20 Nsk Ltd モータシステム
JP2006254604A (ja) * 2005-03-11 2006-09-21 Nsk Ltd モータシステム

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006109654A (ja) * 2004-10-07 2006-04-20 Nsk Ltd モータシステム
JP2006254604A (ja) * 2005-03-11 2006-09-21 Nsk Ltd モータシステム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10807248B2 (en) 2014-01-31 2020-10-20 Systems, Machines, Automation Components Corporation Direct drive brushless motor for robotic finger

Also Published As

Publication number Publication date
JP2008167589A (ja) 2008-07-17
TW200838099A (en) 2008-09-16
JP4930050B2 (ja) 2012-05-09

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