KR920004741A - 회전장치 - Google Patents

회전장치 Download PDF

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Publication number
KR920004741A
KR920004741A KR1019910014833A KR910014833A KR920004741A KR 920004741 A KR920004741 A KR 920004741A KR 1019910014833 A KR1019910014833 A KR 1019910014833A KR 910014833 A KR910014833 A KR 910014833A KR 920004741 A KR920004741 A KR 920004741A
Authority
KR
South Korea
Prior art keywords
work
rotating
radial
working end
detecting
Prior art date
Application number
KR1019910014833A
Other languages
English (en)
Other versions
KR960004917B1 (ko
Inventor
아끼라 타까라
토오루 나카가와
Original Assignee
다니이 아끼오
마쯔시다덴기산교 가부시기가이샤
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 다니이 아끼오, 마쯔시다덴기산교 가부시기가이샤 filed Critical 다니이 아끼오
Publication of KR920004741A publication Critical patent/KR920004741A/ko
Application granted granted Critical
Publication of KR960004917B1 publication Critical patent/KR960004917B1/ko

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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
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
    • B23Q1/70—Stationary or movable members for carrying working-spindles for attachment of tools or work
    • 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
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/04—Headstocks; Working-spindles; Features relating thereto
    • B24B41/044—Grinding spindles with magnetic or electromagnetic bearings; Features related thereto
    • 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
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/02—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation according to the instantaneous size and required size of the workpiece acted upon, the measuring or gauging being continuous or intermittent
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • F16C32/0446—Determination of the actual position of the moving member, e.g. details of sensors
    • 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
    • H02K7/09—Structural association with bearings with magnetic bearings
    • 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
    • F16C2322/00—Apparatus used in shaping articles
    • F16C2322/39—General buildup of machine tools, e.g. spindles, slides, actuators
    • 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0474—Active magnetic bearings for rotary movement
    • F16C32/0489—Active magnetic bearings for rotary movement with active support of five degrees of freedom, e.g. two radial magnetic bearings combined with an axial bearing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
  • Machine Tool Sensing Apparatuses (AREA)

Abstract

내용 없음

Description

회전장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예의 종단 측면도,
제2도는 그정면도.

Claims (1)

  1. 셀로부터 외부로 돌출한 작업단부를 가지고 자기 부상상태에서 회전하는 회전스핀들과, 이 회전스핀들의 작업단부쪽부위의 레이디얼방향의 위치를 검출하는 작업단부쪽 레이디얼센서와, 상기 회전스핀들의 타단부쪽 부위의 레이디얼방향의 위치를 검출하는 타단부쪽 레이디얼센서를 구비하고, 상기 작업단부에 작업공구의 장착이 가능한 회전장치에 있어서,작업단부둘레의 원환형상 공간중의 절반 이하의 원호형상공간내에, 상기 작업단부쪽 레이디얼센서를 배설한 것을 특징으로 하는 회전장치.
    ※ 참고사항: 최초출원 내용에 의하여 공개하는 것임.
KR1019910014833A 1990-08-28 1991-08-27 회전장치 KR960004917B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2228562A JPH04107319A (ja) 1990-08-28 1990-08-28 回転装置
JP2-228562 1990-08-28
JP90-228562 1990-08-28

Publications (2)

Publication Number Publication Date
KR920004741A true KR920004741A (ko) 1992-03-28
KR960004917B1 KR960004917B1 (ko) 1996-04-17

Family

ID=16878315

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910014833A KR960004917B1 (ko) 1990-08-28 1991-08-27 회전장치

Country Status (3)

Country Link
US (1) US5205078A (ko)
JP (1) JPH04107319A (ko)
KR (1) KR960004917B1 (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06134654A (ja) * 1992-10-26 1994-05-17 Matsushita Electric Ind Co Ltd 回転・切り込み装置
US5443413A (en) * 1993-07-30 1995-08-22 Western Atlas Inc. Brushless spindle motor for a grinding machine including hydrostatic bearings
JPH07112366A (ja) * 1993-10-15 1995-05-02 Koyo Seiko Co Ltd 工作機械
US5739607A (en) * 1994-03-04 1998-04-14 Cincinnati Milacron Inc. Hybrid spindle bearing
DE19531506C1 (de) * 1995-08-26 1997-02-06 Naxos Union Schleifmittel Schleifmaschine, insbesondere Rundschleifmaschine
US5951368A (en) * 1996-05-29 1999-09-14 Ebara Corporation Polishing apparatus
EP0920364B1 (en) 1996-07-29 2001-02-07 Matsushita Electric Industrial Co., Ltd. Machine tool
SE511599C2 (sv) * 1997-07-04 1999-10-25 Lidkoeping Machine Tools Ab Invändigt abraderande maskin
SE513705C2 (sv) * 1998-12-30 2000-10-23 Lidkoeping Machine Tools Ab Abraderande maskin för bearbetning av mantelytan hos ett cylindriskt arbetsstycke
DE50004675D1 (de) * 1999-12-29 2004-01-15 Concast Standard Ag Verfahren und vorrichtung zum bearbeiten von hohlraumwänden von stranggiesskokillen
JP2008221433A (ja) * 2007-03-15 2008-09-25 Jtekt Corp 研削装置
CN105710768B (zh) * 2016-04-15 2018-11-16 广东赛因迪科技股份有限公司 一种用于瓷砖的抛光磨头

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180946A (en) * 1975-10-02 1980-01-01 Maurice Brunet Tool holding spindle assembly particularly for a grinding machine
FR2604645B1 (fr) * 1986-10-07 1991-08-16 Harmand Pierre Dispositif porte-outil pour machine d'usinage
JP2516382B2 (ja) * 1987-11-06 1996-07-24 セイコー精機株式会社 磁気軸受を主軸にもつ加工装置
JP2852747B2 (ja) * 1988-03-18 1999-02-03 セイコー精機株式会社 内面研削盤
DE68908327T2 (de) * 1988-10-04 1993-12-09 Seiko Seiki Kk Vorrichtung zum Gebrauch auf einer Schleif- oder Abrichtmaschine.

Also Published As

Publication number Publication date
US5205078A (en) 1993-04-27
JPH04107319A (ja) 1992-04-08
KR960004917B1 (ko) 1996-04-17

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