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FR2500776B1 - - Google Patents

Info

Publication number
FR2500776B1
FR2500776B1 FR8104094A FR8104094A FR2500776B1 FR 2500776 B1 FR2500776 B1 FR 2500776B1 FR 8104094 A FR8104094 A FR 8104094A FR 8104094 A FR8104094 A FR 8104094A FR 2500776 B1 FR2500776 B1 FR 2500776B1
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
FR8104094A
Other languages
French (fr)
Other versions
FR2500776A1 (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.)
TECH MECANIQUE INDLES
Original Assignee
TECH MECANIQUE INDLES
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 TECH MECANIQUE INDLES filed Critical TECH MECANIQUE INDLES
Priority to FR8104094A priority Critical patent/FR2500776A1/en
Publication of FR2500776A1 publication Critical patent/FR2500776A1/en
Application granted granted Critical
Publication of FR2500776B1 publication Critical patent/FR2500776B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
    • B23Q11/12—Arrangements for cooling or lubricating parts of the machine
    • B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
    • B23Q11/127—Arrangements for cooling or lubricating parts of the machine for cooling only for cooling motors or spindles
    • 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
    • H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Motor Or Generator Cooling System (AREA)
FR8104094A 1981-03-02 1981-03-02 Electric motor powered spindle with forced air cooling - uses an auxiliary asynchronous motor to drive fan forcing air through duct onto stator fins of the main motor Granted FR2500776A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8104094A FR2500776A1 (en) 1981-03-02 1981-03-02 Electric motor powered spindle with forced air cooling - uses an auxiliary asynchronous motor to drive fan forcing air through duct onto stator fins of the main motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8104094A FR2500776A1 (en) 1981-03-02 1981-03-02 Electric motor powered spindle with forced air cooling - uses an auxiliary asynchronous motor to drive fan forcing air through duct onto stator fins of the main motor

Publications (2)

Publication Number Publication Date
FR2500776A1 FR2500776A1 (en) 1982-09-03
FR2500776B1 true FR2500776B1 (en) 1984-12-07

Family

ID=9255758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8104094A Granted FR2500776A1 (en) 1981-03-02 1981-03-02 Electric motor powered spindle with forced air cooling - uses an auxiliary asynchronous motor to drive fan forcing air through duct onto stator fins of the main motor

Country Status (1)

Country Link
FR (1) FR2500776A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3274074D1 (en) * 1982-01-08 1986-12-11 Fanuc Ltd A spindle head unit
JPS58201559A (en) * 1982-05-17 1983-11-24 Fanuc Ltd Heat insulating device for spindle stock
JP2966799B2 (en) * 1996-11-07 1999-10-25 ファナック株式会社 Air-cooled motor
IT1309310B1 (en) 1999-06-30 2002-01-22 Hsd Srl ELECTRO.
EP1819613A4 (en) * 2004-12-08 2009-03-04 Portec Inc Motorized pulley
ITVI20070307A1 (en) 2007-11-27 2009-05-28 Veneta Elettromeccanica S R L SERVOVENTILATED ELECTRO-SPINDLE FOR PROCESSING MARBLE, GRANITE AND OTHER STONE MATERIALS
FR2934801B1 (en) 2008-08-06 2012-01-13 Forest Line Albert METHOD AND APPARATUS FOR ACCURATE ACCOMMODATION OF A WORKPIECE USED BY A ROTATING TOOL
FR3000628B1 (en) * 2012-12-27 2016-05-13 Technofan DEVICE FOR ELECTRICALLY DRIVING A LOAD
CN105108548A (en) * 2015-09-09 2015-12-02 江苏华雕机械有限公司 Pneumatic and manual double-purpose tool-changing oriented air-cooling electric spindle for composite carving and milling
CN106041635B (en) * 2016-07-22 2018-01-05 宁波海天精工股份有限公司 A kind of heat-insulated cooling body of electric mainshaft bearing seat
WO2019098915A1 (en) * 2017-11-16 2019-05-23 Novator Ab A drilling machine and a method of cooling a drilling machine
FR3108002B1 (en) * 2020-03-06 2023-04-21 Alstom Transp Tech Motor with built-in fan
CN113798553B (en) * 2021-09-06 2022-06-14 浙江闽立电动工具有限公司 High-efficient magnetism is inhaled and is bored
IT202100032816A1 (en) * 2021-12-28 2023-06-28 Scm Group Spa Improved electrospindle

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2323850A (en) * 1940-10-07 1943-07-06 Heald Machine Co Air cooled spindle mounting for machine tools and the like
US2343875A (en) * 1941-08-09 1944-03-14 Bell Aircraft Corp Machine tool
US3219855A (en) * 1963-08-07 1965-11-23 Gorton George Machine Co Compressed air cooled spindle unit
DE2248511A1 (en) * 1967-12-12 1973-09-13 Mladen Mazuranic-Jankovic MACHINE FOR GEARING IN THE ABROWING PROCESS
GB1388085A (en) * 1972-03-22 1975-03-19 Rockwell International Corp Power tools
DE2453504A1 (en) * 1974-11-12 1976-05-13 Fortuna Werke Maschf Ag Ventilator on tool spindle electric motor - has magnetic coupling part fitted to impeller, other part to spindle
FR2384585A1 (en) * 1977-03-25 1978-10-20 Meidensha Electric Mfg Co Ltd Motor driven milling head - has mandrel with tapped hole secured by component slid through hollow motor shaft

Also Published As

Publication number Publication date
FR2500776A1 (en) 1982-09-03

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Legal Events

Date Code Title Description
ST Notification of lapse