DE3884457T2 - Gesteuerte Beschleunigungs- und Abbremsschaltung für optische Folger. - Google Patents

Gesteuerte Beschleunigungs- und Abbremsschaltung für optische Folger.

Info

Publication number
DE3884457T2
DE3884457T2 DE88102616T DE3884457T DE3884457T2 DE 3884457 T2 DE3884457 T2 DE 3884457T2 DE 88102616 T DE88102616 T DE 88102616T DE 3884457 T DE3884457 T DE 3884457T DE 3884457 T2 DE3884457 T2 DE 3884457T2
Authority
DE
Germany
Prior art keywords
followers
optical
braking circuit
controlled acceleration
acceleration
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
DE88102616T
Other languages
English (en)
Other versions
DE3884457D1 (de
Inventor
Vali Enn
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.)
Westinghouse Canada Inc
Original Assignee
Westinghouse Canada Inc
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 Westinghouse Canada Inc filed Critical Westinghouse Canada Inc
Application granted granted Critical
Publication of DE3884457D1 publication Critical patent/DE3884457D1/de
Publication of DE3884457T2 publication Critical patent/DE3884457T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B23Q35/00—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually
    • B23Q35/04—Control systems or devices for copying directly from a pattern or a master model; Devices for use in copying manually using a feeler or the like travelling along the outline of the pattern, model or drawing; Feelers, patterns, or models therefor
    • B23Q35/08—Means for transforming movement of the feeler or the like into feed movement of tool or work
    • B23Q35/12—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means
    • B23Q35/127—Means for transforming movement of the feeler or the like into feed movement of tool or work involving electrical means using non-mechanical sensing
    • B23Q35/128—Sensing by using optical means
    • 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—Programme-control systems
    • G05B19/02—Programme-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 programme data in numerical form
    • G05B19/416—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 programme data in numerical form characterised by control of velocity, acceleration or deceleration
    • 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
    • G05B2219/43—Speed, acceleration, deceleration control ADC
    • G05B2219/43048—Step change in reference, soft start, smoothing reference

Landscapes

  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Machine Tool Copy Controls (AREA)
  • Numerical Control (AREA)
DE88102616T 1987-06-04 1988-02-23 Gesteuerte Beschleunigungs- und Abbremsschaltung für optische Folger. Expired - Fee Related DE3884457T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000538841A CA1271245A (en) 1987-06-04 1987-06-04 Controlled acceleration deceleration circuit for optical tracers

Publications (2)

Publication Number Publication Date
DE3884457D1 DE3884457D1 (de) 1993-11-04
DE3884457T2 true DE3884457T2 (de) 1994-01-20

Family

ID=4135817

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88102616T Expired - Fee Related DE3884457T2 (de) 1987-06-04 1988-02-23 Gesteuerte Beschleunigungs- und Abbremsschaltung für optische Folger.

Country Status (6)

Country Link
US (1) US4853527A (de)
EP (1) EP0293554B1 (de)
JP (1) JP2975373B2 (de)
AU (1) AU600342B2 (de)
CA (1) CA1271245A (de)
DE (1) DE3884457T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000840A (en) * 1989-01-23 1991-03-19 Mobil Oil Corporation Catalytic dewaxing lubricating oil stock derived from oligomerized olefin
GB2270998B (en) * 1992-09-02 1995-08-23 Fuji Electric Co Ltd Positioning system
WO2012128560A2 (ko) * 2011-03-21 2012-09-27 Jun Chun Byung 안전삼각대를 구비한 라인트레이서

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA917773A (en) * 1969-10-20 1972-12-26 Canadian Westinghouse Company Limited Optical pattern tracer
US3832544A (en) * 1973-03-22 1974-08-27 Andrew Eng Co Line tracing apparatus
FR2229502B1 (de) * 1973-05-18 1979-02-16 Messer Griesheim Gmbh
US3883735A (en) * 1973-12-26 1975-05-13 Westinghouse Canada Ltd Line tracer
US4049962A (en) * 1976-07-29 1977-09-20 Union Carbide Corporation Line edge follower
CA1177142A (en) * 1983-08-26 1984-10-30 Robert E. Parker Dual scan optical pattern tracer
CA1247412A (en) * 1984-03-21 1988-12-28 Enn Vali Pattern tracer slowdown circuit

Also Published As

Publication number Publication date
EP0293554A3 (en) 1989-06-07
AU1237088A (en) 1988-12-08
US4853527A (en) 1989-08-01
AU600342B2 (en) 1990-08-09
JPS63312048A (ja) 1988-12-20
CA1271245A (en) 1990-07-03
JP2975373B2 (ja) 1999-11-10
DE3884457D1 (de) 1993-11-04
EP0293554B1 (de) 1993-09-29
EP0293554A2 (de) 1988-12-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee