GB2391498B - Spindle unit - Google Patents

Spindle unit

Info

Publication number
GB2391498B
GB2391498B GB0318699A GB0318699A GB2391498B GB 2391498 B GB2391498 B GB 2391498B GB 0318699 A GB0318699 A GB 0318699A GB 0318699 A GB0318699 A GB 0318699A GB 2391498 B GB2391498 B GB 2391498B
Authority
GB
United Kingdom
Prior art keywords
spindle unit
spindle
unit
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
GB0318699A
Other versions
GB2391498A (en
GB0318699D0 (en
Inventor
Shinji Tanaka
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.)
Hitachi Via Mechanics Ltd
Original Assignee
Hitachi Via Mechanics 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 Hitachi Via Mechanics Ltd filed Critical Hitachi Via Mechanics Ltd
Publication of GB0318699D0 publication Critical patent/GB0318699D0/en
Publication of GB2391498A publication Critical patent/GB2391498A/en
Application granted granted Critical
Publication of GB2391498B publication Critical patent/GB2391498B/en
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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/064—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • 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
    • B23Q1/25—Movable or adjustable work or tool supports
    • B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
    • B23Q1/38—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members using fluid bearings or fluid cushion supports
    • 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
    • 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
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0681—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load
    • F16C32/0696—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load for both radial and axial load
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Turning (AREA)
GB0318699A 2002-08-09 2003-08-08 Spindle unit Expired - Fee Related GB2391498B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002234010 2002-08-09

Publications (3)

Publication Number Publication Date
GB0318699D0 GB0318699D0 (en) 2003-09-10
GB2391498A GB2391498A (en) 2004-02-11
GB2391498B true GB2391498B (en) 2005-06-08

Family

ID=28035981

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0318699A Expired - Fee Related GB2391498B (en) 2002-08-09 2003-08-08 Spindle unit

Country Status (3)

Country Link
CN (1) CN100482388C (en)
GB (1) GB2391498B (en)
TW (1) TW200402344A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005063326B4 (en) * 2005-02-24 2014-01-16 AeroLas GmbH Aerostatische Lager- Lasertechnik Aerostatic bearing with a bearing foot
JP5009588B2 (en) * 2006-10-26 2012-08-22 株式会社ツガミ Spindle device
DE102006056634B3 (en) * 2006-11-30 2008-03-06 Aerolas Gmbh, Aerostatische Lager- Lasertechnik High speed spindle, has spindle shaft, which has axial through-hole through which tool holder shaft passes and tool holder shaft is coupled with spindle shaft torque-proof but axially displayable relative to tool holder shaft
CN100427250C (en) * 2006-12-18 2008-10-22 广州市大族高精电机有限公司 Air floated high speed electric mandrel
SE533114C2 (en) * 2008-11-05 2010-06-29 Atlas Copco Tools Ab Spindle Unit
CN101774031B (en) * 2010-03-03 2011-11-30 湖南大学 Ultrahigh speed precise pneumatic micro spindle unit
CA2834615C (en) * 2013-08-28 2020-04-28 Gedex Inc. Single axis rotational gas bearing with feed-through
CN105825877A (en) * 2016-03-30 2016-08-03 朱光波 Data storing and reading method and apparatus

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213514A (en) * 1967-03-10 1970-11-25 Bobcock & Wilcox Company Improvements in or relating to bearing assemblies
US3669514A (en) * 1969-05-30 1972-06-13 Toyoda Machine Works Ltd Gaseous bearing with stabilizer
DE2225360A1 (en) * 1972-05-25 1973-12-06 Heinz Beisemann HYDROSTATIC BEARING
US4185878A (en) * 1977-05-13 1980-01-29 Regie Nationale Des Usines Renault Hydrostatic bearing for a rotating shaft
GB2035470A (en) * 1978-11-14 1980-06-18 Nissan Motor Floating bush and outer bearing structure
US4514099A (en) * 1982-08-21 1985-04-30 Zahnraderfabrik Renk Ag Hydrodynamic bearing assembly
DD222670A1 (en) * 1983-12-30 1985-05-22 Leipzig Werkstoffpruefmasch DEVICE FOR HYDROSTATIC STORAGE OF CYLINDRICAL KOERPERS
JPS6119502A (en) * 1985-06-19 1986-01-28 Matsushita Electric Ind Co Ltd Spindle device
DE3738305A1 (en) * 1987-11-11 1989-05-24 Stromag Maschf Device for the radial feed of hydraulic fluid and/or cooling fluid to hydraulically actuated switching elements
GB2235259A (en) * 1989-07-28 1991-02-27 Ntn Toyo Bearing Co Ltd Spindle assembly with externally pressurised gas bearing
EP0461733A2 (en) * 1986-04-18 1991-12-18 Cybernetics Products, Inc. High speed precision drilling system
US5193915A (en) * 1991-06-13 1993-03-16 Reinhold Leidenfrost Device for delivering pressurized fluid from a stationary part to a rotatable shaft
US5553948A (en) * 1994-02-03 1996-09-10 Ntn Corporation Static pressure gas bearing spindle assembly
JPH09257037A (en) * 1996-03-26 1997-09-30 Toshiba Mach Co Ltd Spindle head for machine tool
US5877408A (en) * 1996-04-23 1999-03-02 Toshiba Kikai Kabushiki Kaisha Main-shaft malfunction-state detector in an air bearing type machine tool
US5997223A (en) * 1998-09-22 1999-12-07 Electro Scientific Industries, Inc. High speed drilling spindle with reciprocating ceramic shaft and edoubl-gripping centrifugal chuck

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1213514A (en) * 1967-03-10 1970-11-25 Bobcock & Wilcox Company Improvements in or relating to bearing assemblies
US3669514A (en) * 1969-05-30 1972-06-13 Toyoda Machine Works Ltd Gaseous bearing with stabilizer
DE2225360A1 (en) * 1972-05-25 1973-12-06 Heinz Beisemann HYDROSTATIC BEARING
US4185878A (en) * 1977-05-13 1980-01-29 Regie Nationale Des Usines Renault Hydrostatic bearing for a rotating shaft
GB2035470A (en) * 1978-11-14 1980-06-18 Nissan Motor Floating bush and outer bearing structure
US4514099A (en) * 1982-08-21 1985-04-30 Zahnraderfabrik Renk Ag Hydrodynamic bearing assembly
DD222670A1 (en) * 1983-12-30 1985-05-22 Leipzig Werkstoffpruefmasch DEVICE FOR HYDROSTATIC STORAGE OF CYLINDRICAL KOERPERS
JPS6119502A (en) * 1985-06-19 1986-01-28 Matsushita Electric Ind Co Ltd Spindle device
EP0461733A2 (en) * 1986-04-18 1991-12-18 Cybernetics Products, Inc. High speed precision drilling system
DE3738305A1 (en) * 1987-11-11 1989-05-24 Stromag Maschf Device for the radial feed of hydraulic fluid and/or cooling fluid to hydraulically actuated switching elements
GB2235259A (en) * 1989-07-28 1991-02-27 Ntn Toyo Bearing Co Ltd Spindle assembly with externally pressurised gas bearing
US5193915A (en) * 1991-06-13 1993-03-16 Reinhold Leidenfrost Device for delivering pressurized fluid from a stationary part to a rotatable shaft
US5553948A (en) * 1994-02-03 1996-09-10 Ntn Corporation Static pressure gas bearing spindle assembly
JPH09257037A (en) * 1996-03-26 1997-09-30 Toshiba Mach Co Ltd Spindle head for machine tool
US5877408A (en) * 1996-04-23 1999-03-02 Toshiba Kikai Kabushiki Kaisha Main-shaft malfunction-state detector in an air bearing type machine tool
US5997223A (en) * 1998-09-22 1999-12-07 Electro Scientific Industries, Inc. High speed drilling spindle with reciprocating ceramic shaft and edoubl-gripping centrifugal chuck

Also Published As

Publication number Publication date
CN1485172A (en) 2004-03-31
GB2391498A (en) 2004-02-11
CN100482388C (en) 2009-04-29
TW200402344A (en) 2004-02-16
GB0318699D0 (en) 2003-09-10
TWI301432B (en) 2008-10-01

Similar Documents

Publication Publication Date Title
DE50311874D1 (en) Spirocyclische cyclohexan-derivate
AU2003249738A8 (en) Ostoscope
AU2003297193A8 (en) Meta-web
EP1514544A4 (en) Antiallergic
AU2003252028A8 (en) Heterodiamondoids
AU2003279495A8 (en) Alert-modeling
GB0224292D0 (en) Construction unit
GB0213531D0 (en) Paper-to-computer interfaces
GB0317095D0 (en) Karabiners
AU2003283319A1 (en) Spindle unit
GB2391498B (en) Spindle unit
AU2003264900A8 (en) Cast-cutter
AU2002367810A8 (en) Bis-transition-metal-chelate-probes
GB0214255D0 (en) Spindle
AU2003262681A8 (en) Hemo-aide
AU2003253735A8 (en) Vacuolins
AU2002341221A8 (en) Honey-brandy
AU2003300664A8 (en) Kiosk
TW532247U (en) Front-removal type spindle removing mechanism
TW580190U (en) Spindle
GB0326355D0 (en) Spindle
TW560371U (en) Chuck
AU150566S (en) Cleaining unit
GB0311908D0 (en) Spindles
AU150313S (en) An arbor

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20140808