IT7967439A0 - Circuito di acquisizione di altezza per l'esercizio di una torcia termica - Google Patents

Circuito di acquisizione di altezza per l'esercizio di una torcia termica

Info

Publication number
IT7967439A0
IT7967439A0 IT7967439A IT6743979A IT7967439A0 IT 7967439 A0 IT7967439 A0 IT 7967439A0 IT 7967439 A IT7967439 A IT 7967439A IT 6743979 A IT6743979 A IT 6743979A IT 7967439 A0 IT7967439 A0 IT 7967439A0
Authority
IT
Italy
Prior art keywords
acquisition circuit
height acquisition
thermal torch
torch
thermal
Prior art date
Application number
IT7967439A
Other languages
English (en)
Other versions
IT1164937B (it
Original Assignee
Thermal Dynamics 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 Thermal Dynamics Corp filed Critical Thermal Dynamics Corp
Publication of IT7967439A0 publication Critical patent/IT7967439A0/it
Application granted granted Critical
Publication of IT1164937B publication Critical patent/IT1164937B/it

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00Arc welding or cutting
    • B23K9/06Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/073Stabilising the arc
    • B23K9/0735Stabilising of the arc length
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K10/00Welding or cutting by means of a plasma

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding In General (AREA)
  • Arc Welding Control (AREA)
IT67439/79A 1978-05-19 1979-02-28 Circuito di acquisizione di altezza per l'esercizio di una torcia termica IT1164937B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/907,476 US4170727A (en) 1978-05-19 1978-05-19 Thermal torch height acquisition circuit

Publications (2)

Publication Number Publication Date
IT7967439A0 true IT7967439A0 (it) 1979-02-28
IT1164937B IT1164937B (it) 1987-04-15

Family

ID=25424158

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67439/79A IT1164937B (it) 1978-05-19 1979-02-28 Circuito di acquisizione di altezza per l'esercizio di una torcia termica

Country Status (12)

Country Link
US (1) US4170727A (it)
JP (1) JPS54152644A (it)
AU (1) AU529329B2 (it)
BE (1) BE868655A (it)
CA (1) CA1121466A (it)
DE (1) DE2906751A1 (it)
ES (1) ES477762A1 (it)
FR (1) FR2426385A1 (it)
GB (1) GB2021822B (it)
IT (1) IT1164937B (it)
MX (1) MX146646A (it)
ZA (1) ZA79583B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527427A (en) * 1978-08-15 1980-02-27 Kawasaki Heavy Ind Ltd Detecting method in arc welding and other
DE2848957C2 (de) * 1978-11-11 1985-08-29 Messer Griesheim Ltd., Whitley Bay, Tyne and Wear Verfahren und Vorrichtung zum automatischen Einstellen der Anfangshöhe eines Schneidbrenners von einem Werkstück
FR2447770A1 (fr) * 1979-02-01 1980-08-29 Air Liquide Procede et installation de demarrage automatique d'une torche de coupage plasma
WO1980002001A1 (en) * 1979-03-20 1980-10-02 Caterpillar Tractor Co Torch height sensing apparatus
US4328049A (en) * 1979-03-20 1982-05-04 Caterpillar Tractor Co. Torch height sensing apparatus
BR7908993A (pt) * 1979-03-20 1981-02-03 Caterpillar Tractor Co Dispositivo de controle da distancia de pelo menos um macarico de corte a um ponto de referencia
US4324971A (en) * 1980-07-09 1982-04-13 Thermal Dynamics Corporation Torch height acquisition using arc transfer
JPS584321A (ja) * 1981-06-25 1983-01-11 Mitsubishi Electric Corp 放電加工制御装置
FR2535992B1 (fr) * 1982-11-12 1985-10-11 Soudure Autogene Francaise Dispositif d'amorcage par haute frequence et electrode auxiliaire d'un arc electrique de soudage ou de coupage
US4559439A (en) * 1983-01-21 1985-12-17 Plasma Energy Corporation Field convertible plasma generator and its method of operation
DE3512033A1 (de) * 1985-04-02 1986-10-09 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zum automatischen einstellen der anfangshoehe eines brenners
US4663515A (en) * 1985-11-04 1987-05-05 Thermal Dynamics Corporation Plasma-arc torch interlock with flow sensing
US4780591A (en) * 1986-06-13 1988-10-25 The Perkin-Elmer Corporation Plasma gun with adjustable cathode
JPH0653317B2 (ja) * 1986-07-02 1994-07-20 オリジン電気株式会社 プラズマジエツト装置
US4795882A (en) * 1987-02-09 1989-01-03 Hardwick Steven F Torch positioning apparatus
US4766286A (en) * 1987-07-30 1988-08-23 United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Arc length control for plasma welding
JPH0818138B2 (ja) * 1990-04-17 1996-02-28 株式会社小松製作所 プラズマ加工機のスタンドオフ制御方法
JPH0818137B2 (ja) * 1990-04-17 1996-02-28 株式会社小松製作所 プラズマトーチのスタンドオフ制御装置
EP0795372A1 (en) * 1990-04-17 1997-09-17 Kabushiki Kaisha Komatsu Seisakusho Standoff control method and apparatus for plasma cutting machine
JP2641092B2 (ja) * 1995-07-31 1997-08-13 株式会社小松製作所 プラズマトーチのスタンドオフ制御装置
DE19713352A1 (de) * 1997-03-29 1998-10-01 Deutsch Zentr Luft & Raumfahrt Plasmabrennersystem
US6947802B2 (en) * 2000-04-10 2005-09-20 Hypertherm, Inc. Centralized control architecture for a laser materials processing system
US6622058B1 (en) 2000-04-10 2003-09-16 Tate S. Picard Centralized control architecture for a plasma arc system
US6772040B1 (en) * 2000-04-10 2004-08-03 Hypertherm, Inc. Centralized control architecture for a plasma arc system
US6359251B1 (en) 2000-04-10 2002-03-19 Hypertherm, Inc. Centralized control architecture for a plasma arc system
US7186947B2 (en) * 2003-03-31 2007-03-06 Hypertherm, Inc. Process monitor for laser and plasma materials processing of materials
US20060163220A1 (en) 2005-01-27 2006-07-27 Brandt Aaron D Automatic gas control for a plasma arc torch
US10067496B2 (en) * 2013-03-15 2018-09-04 The Esab Group, Inc. Work piece condition detection using flame electrical characteristics in oxy-fuel thermal processing equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832000A (en) * 1954-10-08 1958-04-22 Air Reduction Method and apparatus for electric arc welding
DE1913126A1 (de) * 1968-04-22 1969-11-06 Linde Ag Verfahren und Vorrichtung zur Fuehrung eines Objektes in einem konstanten Abstand zu und entlang einem vorgegebenen Weg
US3809308A (en) * 1969-08-16 1974-05-07 Messer Griesheim Gmbh Machine for maintaining constant the distance of a cutting or welding torch from the work piece
US3596050A (en) * 1970-05-05 1971-07-27 Union Carbide Corp Automatic torch height control
JPS5243780B2 (it) * 1972-09-19 1977-11-01
FR2223126B1 (it) * 1973-03-26 1978-07-28 Kobe Steel Ltd
JPS5138297B2 (it) * 1973-03-28 1976-10-21
US4017707A (en) * 1974-12-04 1977-04-12 Caterpillar Tractor Co. Method of and means for spacing control of plasma arc torch
JPS5170152A (ja) * 1974-12-16 1976-06-17 Mitsubishi Electric Corp Jidoaakuyosetsukyotoochinoichichoseisochi
DE2706232C3 (de) * 1977-02-15 1980-10-23 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren zur Konstanthaltung des Abstandes eines Werkzeuges von einem zu bearbeitenden Werkstück und Vorrichtung zu dessen Durchführung

Also Published As

Publication number Publication date
CA1121466A (en) 1982-04-06
GB2021822B (en) 1982-09-08
JPS54152644A (en) 1979-12-01
ES477762A1 (es) 1979-11-01
BE868655A (fr) 1978-10-16
US4170727A (en) 1979-10-09
MX146646A (es) 1982-07-21
ZA79583B (en) 1980-02-27
AU529329B2 (en) 1983-06-02
FR2426385A1 (fr) 1979-12-14
DE2906751A1 (de) 1979-11-22
GB2021822A (en) 1979-12-05
FR2426385B1 (it) 1985-04-26
AU4437679A (en) 1979-11-22
IT1164937B (it) 1987-04-15

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