JPH034987B2 - - Google Patents

Info

Publication number
JPH034987B2
JPH034987B2 JP23502782A JP23502782A JPH034987B2 JP H034987 B2 JPH034987 B2 JP H034987B2 JP 23502782 A JP23502782 A JP 23502782A JP 23502782 A JP23502782 A JP 23502782A JP H034987 B2 JPH034987 B2 JP H034987B2
Authority
JP
Japan
Prior art keywords
signal
head
positions
output
rest
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
Application number
JP23502782A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58121183A (ja
Inventor
Maatein Uoona Nikorasu
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.)
Unisys Corp
Original Assignee
Unisys Corp
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 Unisys Corp filed Critical Unisys Corp
Publication of JPS58121183A publication Critical patent/JPS58121183A/ja
Publication of JPH034987B2 publication Critical patent/JPH034987B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
    • G05B19/21—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device
    • G05B19/23—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device for point-to-point control
    • G05B19/231—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of program data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an incremental digital measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37296—Electronic graduation, scale expansion, interpolation
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/50—Machine tool, machine tool null till machine tool work handling
    • G05B2219/50139—Calibration, setting tool after measurement on tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Position Or Direction (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Moving Of The Head To Find And Align With The Track (AREA)
JP23502782A 1981-12-30 1982-12-29 位置決めサ−ボ機構 Granted JPS58121183A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8139043 1981-12-30
GB08139043A GB2112960B (en) 1981-12-30 1981-12-30 Improvements in and relating to positioning servomechanisms

Publications (2)

Publication Number Publication Date
JPS58121183A JPS58121183A (ja) 1983-07-19
JPH034987B2 true JPH034987B2 (OSRAM) 1991-01-24

Family

ID=10526877

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23502782A Granted JPS58121183A (ja) 1981-12-30 1982-12-29 位置決めサ−ボ機構

Country Status (4)

Country Link
EP (1) EP0083170B1 (OSRAM)
JP (1) JPS58121183A (OSRAM)
DE (1) DE3264691D1 (OSRAM)
GB (1) GB2112960B (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60128514A (ja) * 1983-12-16 1985-07-09 Shinko Electric Co Ltd 搬送装置における移動体の位置決め装置
KR910003458B1 (ko) * 1986-12-02 1991-05-31 미쓰비시뎅끼 가부시끼가이샤 광디스크의 구동장치
JPH05114259A (ja) * 1991-10-23 1993-05-07 Sony Corp 記録再生装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3633038A (en) * 1970-05-01 1972-01-04 Newell Ind Transducer-positioning system using radiation-sensitive means
US3811091A (en) * 1972-08-24 1974-05-14 Itel Corp Electronic tachometer
US4039826A (en) * 1976-03-26 1977-08-02 Dynamics Research Corporation Magnetic head locating system for disk storage system
GB2054135B (en) * 1979-07-19 1984-03-14 Burroughs Corp Photo-electric displacement transducer

Also Published As

Publication number Publication date
EP0083170B1 (en) 1985-07-10
DE3264691D1 (en) 1985-08-14
GB2112960B (en) 1985-09-18
GB2112960A (en) 1983-07-27
EP0083170A1 (en) 1983-07-06
JPS58121183A (ja) 1983-07-19

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