FR2326270B1 - - Google Patents

Info

Publication number
FR2326270B1
FR2326270B1 FR7530209A FR7530209A FR2326270B1 FR 2326270 B1 FR2326270 B1 FR 2326270B1 FR 7530209 A FR7530209 A FR 7530209A FR 7530209 A FR7530209 A FR 7530209A FR 2326270 B1 FR2326270 B1 FR 2326270B1
Authority
FR
France
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
Application number
FR7530209A
Other languages
French (fr)
Other versions
FR2326270A1 (en
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.)
Societe Europeenne de Propulsion SEP SA
Original Assignee
Societe Europeenne de Propulsion SEP SA
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 Societe Europeenne de Propulsion SEP SA filed Critical Societe Europeenne de Propulsion SEP SA
Priority to FR7530209A priority Critical patent/FR2326270A1/en
Priority to SE7610695A priority patent/SE413999B/en
Priority to IT6936976A priority patent/IT1070100B/en
Priority to DE19762644380 priority patent/DE2644380C2/en
Priority to JP11737976A priority patent/JPS5260492A/en
Priority to GB4108276A priority patent/GB1562799A/en
Publication of FR2326270A1 publication Critical patent/FR2326270A1/en
Priority to US05/883,213 priority patent/US4180946A/en
Application granted granted Critical
Publication of FR2326270B1 publication Critical patent/FR2326270B1/fr
Granted 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
    • 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
    • F16C32/0459—Details of the magnetic circuit
    • 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
    • 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
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/02—Driving main working members
    • B23Q5/04—Driving main working members rotary shafts, e.g. working-spindles
    • B23Q5/10—Driving main working members rotary shafts, e.g. working-spindles driven essentially by electrical means
    • 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
    • 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
    • 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
    • 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 build up of machine tools, e.g. spindles, slides, actuators
FR7530209A 1975-10-02 1975-10-02 TOOL HOLDER SPINDLE ASSEMBLY, ESPECIALLY FOR GRINDING MACHINE Granted FR2326270A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7530209A FR2326270A1 (en) 1975-10-02 1975-10-02 TOOL HOLDER SPINDLE ASSEMBLY, ESPECIALLY FOR GRINDING MACHINE
SE7610695A SE413999B (en) 1975-10-02 1976-09-28 TOOL-BEARING SPINDLE, IN PARTICULAR FOR A GRINDING MACHINE AND INCLUDING BODY FOR STORAGE OF THE SPINDLE SHAFT AND A DRIVE DEVICE, EXTRA AN ELECTRIC ENGINE
IT6936976A IT1070100B (en) 1975-10-02 1976-10-01 TOOL HOLDER SPINDLE GROUP .. PARTICULARLY FOR GRINDING MACHINES
DE19762644380 DE2644380C2 (en) 1975-10-02 1976-10-01 Machine tool spindle bearings, in particular for grinding machines
JP11737976A JPS5260492A (en) 1975-10-02 1976-10-01 Tool holding spindle device for use in grinding machine
GB4108276A GB1562799A (en) 1975-10-02 1976-10-04 Tool-holding spindle assembly particularly for a grinding machine
US05/883,213 US4180946A (en) 1975-10-02 1978-03-03 Tool holding spindle assembly particularly for a grinding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7530209A FR2326270A1 (en) 1975-10-02 1975-10-02 TOOL HOLDER SPINDLE ASSEMBLY, ESPECIALLY FOR GRINDING MACHINE

Publications (2)

Publication Number Publication Date
FR2326270A1 FR2326270A1 (en) 1977-04-29
FR2326270B1 true FR2326270B1 (en) 1978-08-18

Family

ID=9160745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7530209A Granted FR2326270A1 (en) 1975-10-02 1975-10-02 TOOL HOLDER SPINDLE ASSEMBLY, ESPECIALLY FOR GRINDING MACHINE

Country Status (6)

Country Link
JP (1) JPS5260492A (en)
DE (1) DE2644380C2 (en)
FR (1) FR2326270A1 (en)
GB (1) GB1562799A (en)
IT (1) IT1070100B (en)
SE (1) SE413999B (en)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5841296A (en) * 1981-09-04 1983-03-10 Seiko Instr & Electronics Ltd Small axial-flow molecular pump applying magnetic bearing
US4527661A (en) * 1981-10-29 1985-07-09 Kearney & Trecker Corporation Adaptive control system for machine tool or the like
US4514123A (en) * 1981-10-29 1985-04-30 Kearney & Trecker Corporation Adaptive control system for machine tool or the like
DE3202866A1 (en) * 1982-01-29 1983-08-11 Teldix Gmbh, 6900 Heidelberg Control loop
CH663644A5 (en) * 1982-02-22 1987-12-31 Bbc Brown Boveri & Cie TURBO COMPRESSORS.
FR2528127A1 (en) * 1982-06-04 1983-12-09 Creusot Loire HIGH-SPEED INTEGRATED ELECTRIC CENTRIFUGAL MOTORCYMO COMPRESSOR
JPH0646036B2 (en) * 1982-11-19 1994-06-15 セイコー電子工業株式会社 Axial flow molecular pump
JPS5999117A (en) * 1982-11-30 1984-06-07 Toshiba Corp High-speed rotational body device
FR2594364B1 (en) * 1986-02-18 1989-06-09 Forest Line Sa MONOBLOCK ROTARY TOOL HOLDER AND ELECTRIC MOTOR ASSEMBLY
JPS62224571A (en) * 1986-03-26 1987-10-02 Toyoda Mach Works Ltd Device for reciprocally moving rotary shaft
FR2604645B1 (en) * 1986-10-07 1991-08-16 Harmand Pierre TOOL HOLDER DEVICE FOR MACHINING MACHINE
FR2606690B1 (en) * 1986-11-13 1994-06-03 Europ Propulsion WORKPIECE SPINDLE WITH MAGNETIC BEARINGS AND IMPLEMENTING DEVICES THEREOF FOR VERY HIGH PRECISION MACHINE TOOLS
JP2516382B2 (en) * 1987-11-06 1996-07-24 セイコー精機株式会社 Machining equipment with magnetic bearing as main shaft
DE3744522A1 (en) * 1987-12-24 1989-07-06 Erwin Junker STORAGE FOR HIGH-SPEED SPINDLES OF MACHINE TOOLS
JP2657815B2 (en) * 1988-03-17 1997-09-30 セイコー精機株式会社 Grinder
JPH01316168A (en) * 1988-03-17 1989-12-21 Seiko Seiki Co Ltd Grinding machine
JPH01240268A (en) * 1988-03-17 1989-09-25 Seiko Seiki Co Ltd Dressing method for grinder
JP2852747B2 (en) * 1988-03-18 1999-02-03 セイコー精機株式会社 Internal grinding machine
DE3818556A1 (en) * 1988-06-01 1989-12-07 Pfeiffer Vakuumtechnik MAGNETIC BEARING FOR A FAST ROTATING VACUUM PUMP
GB2219358A (en) * 1988-06-02 1989-12-06 Glacier Metal Co Ltd Magnetic thrust bearings
DE3931430A1 (en) * 1989-09-21 1991-04-04 Asea Brown Boveri Spindle drive with spindle nut - is used to convert rotary into linear movement, and has magnetic bearing enclosing spindle thread
DE4227013A1 (en) * 1992-08-14 1994-02-17 Budig Peter Klaus Prof Dr Sc T Active magnetic axial bearing for rotors - has anti-magnetic bearing rings inserted in ring grooves of pole faces, extending out towards armature disc
US5310311A (en) * 1992-10-14 1994-05-10 Barber-Colman Company Air cycle machine with magnetic bearings
CA2114818A1 (en) * 1993-07-19 1995-01-20 David E. Beth Oscillating spindle sander
DE4427153A1 (en) * 1994-08-01 1996-02-08 Balzers Pfeiffer Gmbh Flooding device for magnetically mounted vacuum pumps
DE19532976A1 (en) * 1995-09-07 1997-03-13 Huber Gerhard Dr Ing Machine tool motor spindle drive
DE19606670C2 (en) * 1996-02-22 2001-05-31 Hans Lindemann Machine tool, such as peeling machine, polishing machine or the like, with a tool carrier rotating around an axis
DE19609259C2 (en) * 1996-02-28 1998-07-02 Mannesmann Ag Device for regrinding the rolls installed in hot strip mill stands
TW572802B (en) * 1999-08-25 2004-01-21 Sulzer Chemtech Ag Method for separating profiled foils
DE19942552A1 (en) * 1999-09-07 2001-03-15 Heidelberger Druckmasch Ag Deflection device for light beam in electronic reproduction device such as scanner or recording apparatus has deflector on motor-driven shaft held by magnetic bearings
WO2001098676A2 (en) * 2000-06-21 2001-12-27 Trinity Flywheel Power Magnetic bearing having features for low power consumption, reduced weight, and fault-tolerant operation
DE10353101B4 (en) * 2003-11-12 2005-12-15 Technische Universität Dresden Method for controlling three-phase electromagnetic bearings
DE102006042539C5 (en) † 2006-09-11 2016-10-20 Gottfried Wilhelm Leibniz Universität Hannover Work spindle and method for operating a work spindle
DE102006062420A1 (en) * 2006-12-27 2007-12-27 Siemens Ag Magnetic bearing controlling method for use in e.g. machine tool, involves controlling rotating element by controller acting on input of another controller such that constant part of control current is regulated to given value i.e. zero
JP5966651B2 (en) * 2012-06-19 2016-08-10 株式会社ジェイテクト Spindle device
CN109732476B (en) * 2019-03-01 2020-10-13 重庆大学 Variable-rigidity constant-force floating polishing grinding head

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4827292Y1 (en) * 1969-09-27 1973-08-11
DE2144707A1 (en) * 1971-09-07 1973-03-15 Erwin Junker AXIAL ADJUSTABLE SPINDLE BEARING FOR MACHINE TOOLS
FR2214890B1 (en) * 1973-01-18 1976-04-09 Europ Propulsion

Also Published As

Publication number Publication date
JPS6254623B2 (en) 1987-11-16
SE7610695L (en) 1977-04-03
FR2326270A1 (en) 1977-04-29
SE413999B (en) 1980-07-07
DE2644380A1 (en) 1977-04-14
JPS5260492A (en) 1977-05-18
GB1562799A (en) 1980-03-19
IT1070100B (en) 1985-03-25
DE2644380C2 (en) 1984-10-04

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