ES445385A1 - Sistema de servo-avance para aparato de mecanizacion por descargas electricas. - Google Patents

Sistema de servo-avance para aparato de mecanizacion por descargas electricas.

Info

Publication number
ES445385A1
ES445385A1 ES445385A ES445385A ES445385A1 ES 445385 A1 ES445385 A1 ES 445385A1 ES 445385 A ES445385 A ES 445385A ES 445385 A ES445385 A ES 445385A ES 445385 A1 ES445385 A1 ES 445385A1
Authority
ES
Spain
Prior art keywords
voltage
gap
short circuit
circuit condition
wire electrode
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
ES445385A
Other languages
English (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.)
Colt Industries Operating Corp
Original Assignee
Colt Industries Operating 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 Colt Industries Operating Corp filed Critical Colt Industries Operating Corp
Publication of ES445385A1 publication Critical patent/ES445385A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/02—Wire-cutting
    • B23H7/06—Control of the travel curve of the relative movement between electrode and workpiece
    • B23H7/065—Electric circuits specially adapted therefor
    • 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
    • G05B19/406—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 monitoring or safety
    • G05B19/4062—Monitoring servoloop, e.g. overload of servomotor, loss of feedback or reference
    • 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
    • G05B19/406—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 monitoring or safety
    • G05B19/4067—Restoring data or position after power failure or other interruption
    • 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
    • G05B2219/34465—Safety, control of correct operation, abnormal states
    • 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
    • G05B2219/41—Servomotor, servo controller till figures
    • G05B2219/41326—Step motor
    • 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
    • G05B2219/45—Nc applications
    • G05B2219/45221—Edm, electrical discharge machining, electroerosion, ecm, chemical
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00—Climate change mitigation technologies for sector-wide applications
    • Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
ES445385A 1975-02-21 1976-02-20 Sistema de servo-avance para aparato de mecanizacion por descargas electricas. Expired ES445385A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/551,957 US4002885A (en) 1975-02-21 1975-02-21 Servo feed system for a wire electrode type electrical discharge machining apparatus

Publications (1)

Publication Number Publication Date
ES445385A1 true ES445385A1 (es) 1977-06-01

Family

ID=24203365

Family Applications (1)

Application Number Title Priority Date Filing Date
ES445385A Expired ES445385A1 (es) 1975-02-21 1976-02-20 Sistema de servo-avance para aparato de mecanizacion por descargas electricas.

Country Status (7)

Country Link
US (1) US4002885A (es)
JP (1) JPS51109599A (es)
CA (1) CA1049621A (es)
CH (1) CH607821A5 (es)
DE (1) DE2607044A1 (es)
ES (1) ES445385A1 (es)
GB (1) GB1504262A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH590107A5 (es) * 1975-08-13 1977-07-29 Charmilles Sa Ateliers
JPS5841980B2 (ja) * 1976-02-25 1983-09-16 富士通フアナツク株式会社 数値制御ワイヤカツト放電加工機
US4510368A (en) * 1977-05-05 1985-04-09 Retech, Inc. High speed electric arc saw and method of operating same
CH641389A5 (en) * 1979-01-30 1984-02-29 Inst Cercetari Pentru Ind Method and apparatus for controlling the advance of a machine for electrical discharge machining
JPS5976720A (ja) * 1982-10-27 1984-05-01 Inoue Japax Res Inc 放電加工装置
CN107073614B (zh) * 2015-10-30 2019-01-04 三菱电机株式会社 线放电加工机、线放电加工机的控制装置的控制方法及定位方法
CN107186300A (zh) * 2017-07-03 2017-09-22 江苏冬庆数控机床有限公司 一种加工大型外齿轮的电火花线切割装置及加工方法
JP7173921B2 (ja) * 2019-05-10 2022-11-16 ファナック株式会社 ワイヤ放電加工機およびワイヤ放電加工方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3531615A (en) * 1966-09-08 1970-09-29 Lamb Co F Jos Electrical discharge machining with step driven electrode
CH464386A (de) * 1967-07-20 1968-10-31 Exnii Metallorezh Stankov Vorschub-Programmsteuerungseinrichtung für eine Elektrofunken-Abtragmaschine
US3525843A (en) * 1967-12-26 1970-08-25 Cincinnati Milling Machine Co Electrical discharge machining apparatus having electrode feedrate controlled by gap width
US3633013A (en) * 1969-03-26 1972-01-04 Allen Bradley Co Velocity control of a numerical control system
US3878761A (en) * 1971-03-03 1975-04-22 Schmermund Maschf Alfred Curve milling or curve grinding machines
US3825713A (en) * 1972-05-08 1974-07-23 Colt Ind Operating Corp Function control circuit for edm power supply
US3793511A (en) * 1972-07-03 1974-02-19 Itek Corp Digital motor control circuit
US3832511A (en) * 1973-06-25 1974-08-27 Colt Ind Operating Corp Short circuit protection system for electrical discharge machining apparatus
US3855443A (en) * 1973-06-25 1974-12-17 Colt Ind Operating Gap sensing circuit for electrical discharge machining apparatus

Also Published As

Publication number Publication date
CA1049621A (en) 1979-02-27
US4002885A (en) 1977-01-11
CH607821A5 (es) 1978-11-15
JPS51109599A (es) 1976-09-28
DE2607044A1 (de) 1976-09-02
GB1504262A (en) 1978-03-15

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