CA961959A - Linear and circular interpolation contour control using repeated computation - Google Patents

Linear and circular interpolation contour control using repeated computation

Info

Publication number
CA961959A
CA961959A CA057,397A CA57397A CA961959A CA 961959 A CA961959 A CA 961959A CA 57397 A CA57397 A CA 57397A CA 961959 A CA961959 A CA 961959A
Authority
CA
Canada
Prior art keywords
linear
circular interpolation
contour control
repeated computation
interpolation contour
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
CA057,397A
Other languages
English (en)
Inventor
John K. Mcgee
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.)
Giddings and Lewis LLC
Original Assignee
Giddings and Lewis LLC
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 Giddings and Lewis LLC filed Critical Giddings and Lewis LLC
Application granted granted Critical
Publication of CA961959A publication Critical patent/CA961959A/en
Expired 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—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
    • G05B19/414—Structure of the control system, e.g. common controller or multiprocessor systems, interface to servo, programmable interface controller
    • 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
    • G05B19/19—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 programme 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
    • G05B19/33—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 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 analogue measuring device
    • G05B19/37—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 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 analogue measuring device for continuous-path control
    • G05B19/371—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 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 analogue measuring device for continuous-path control the positional error is used to control continuously the servomotor according to its magnitude
    • 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
    • G05B19/41—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 interpolation, e.g. the computation of intermediate points between programmed end points to define the path to be followed and the rate of travel along that path
    • G05B19/4103—Digital 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
    • G05B2219/34—Director, elements to supervisory
    • G05B2219/34132—Choosing largest, major coordinate axis
    • 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
    • G05B2219/34—Director, elements to supervisory
    • G05B2219/34167—Coarse fine, macro microinterpolation, preprocessor

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Numerical Control (AREA)
  • Feedback Control In General (AREA)
CA057,397A 1968-09-26 1969-07-18 Linear and circular interpolation contour control using repeated computation Expired CA961959A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76283568A 1968-09-26 1968-09-26

Publications (1)

Publication Number Publication Date
CA961959A true CA961959A (en) 1975-01-28

Family

ID=25066140

Family Applications (1)

Application Number Title Priority Date Filing Date
CA057,397A Expired CA961959A (en) 1968-09-26 1969-07-18 Linear and circular interpolation contour control using repeated computation

Country Status (5)

Country Link
US (1) US3656124A (enrdf_load_stackoverflow)
JP (1) JPS507222B1 (enrdf_load_stackoverflow)
CA (1) CA961959A (enrdf_load_stackoverflow)
DE (1) DE1948490C3 (enrdf_load_stackoverflow)
GB (1) GB1289504A (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT942654B (it) * 1971-09-30 1973-04-02 Olivetti & Co Spa Sistema di controllo numerico per il comando simultaneo di piu uten sili o assi di una o piu macchine utensili
BE790191A (fr) * 1971-12-01 1973-02-15 Gretsch Unitas Gmbh Assemblage de coin pour elements horizontal et vertical d'un chassis defenetre, de porte, ect.
US3909600A (en) * 1972-06-26 1975-09-30 Cincinnati Milacron Inc Method and apparatus for controlling an automation along a predetermined path
US3842330A (en) * 1972-08-09 1974-10-15 Giddings & Lewis Method and apparatus for numerical control of members independently movable along coincident axes
US4041287A (en) * 1976-09-08 1977-08-09 Giddings & Lewis, Inc. Final servo control in NC systems
US4509126A (en) * 1982-06-09 1985-04-02 Amca International Corporation Adaptive control for machine tools
EP0312635B1 (en) * 1987-10-22 1993-03-17 Mitsubishi Denki Kabushiki Kaisha Numerical control apparatus
US5520077A (en) * 1994-01-26 1996-05-28 Lindstrom; Conrad B. Numerically controlled contouring head having translation of axial spindle movement into radial cutting edge movement
US7145300B2 (en) * 2003-05-05 2006-12-05 International Rectifier Corporation Multi-axis AC servo control system and method
US7180253B2 (en) * 2003-09-30 2007-02-20 Rockwell Automation Technologies, Inc. Method and system for generating multi-dimensional motion profiles
GB0525306D0 (en) * 2005-12-13 2006-01-18 Renishaw Plc Method of machine tool calibration
US8024068B2 (en) * 2006-08-04 2011-09-20 Hurco Companies, Inc. Machine tool control system
US8725283B2 (en) * 2006-08-04 2014-05-13 Hurco Companies, Inc. Generalized kinematics system
US8773427B2 (en) 2010-12-22 2014-07-08 Sony Corporation Method and apparatus for multiview image generation using depth map information

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL215849A (enrdf_load_stackoverflow) * 1956-11-15 1900-01-01
NL291454A (enrdf_load_stackoverflow) * 1959-12-24
GB1011221A (en) * 1961-03-02 1965-11-24 Emi Ltd Improvements relating to automatic control mechanisms

Also Published As

Publication number Publication date
DE1948490A1 (de) 1970-04-02
US3656124A (en) 1972-04-11
DE1948490B2 (de) 1975-02-13
GB1289504A (enrdf_load_stackoverflow) 1972-09-20
DE1948490C3 (de) 1975-09-25
JPS507222B1 (enrdf_load_stackoverflow) 1975-03-24

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