IT8220520A1 - Impianto e procedimento di controllo per saldatura ad arco modulata con impulsi in corrente continua - Google Patents

Impianto e procedimento di controllo per saldatura ad arco modulata con impulsi in corrente continua

Info

Publication number
IT8220520A1
IT8220520A1 IT1982A20520A IT2052082A IT8220520A1 IT 8220520 A1 IT8220520 A1 IT 8220520A1 IT 1982A20520 A IT1982A20520 A IT 1982A20520A IT 2052082 A IT2052082 A IT 2052082A IT 8220520 A1 IT8220520 A1 IT 8220520A1
Authority
IT
Italy
Prior art keywords
procedure
control system
direct current
arc welding
current pulses
Prior art date
Application number
IT1982A20520A
Other languages
English (en)
Other versions
IT8220520A0 (it
IT1190752B (it
Original Assignee
Carrier 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
Priority claimed from US06/252,534 external-priority patent/US4384187A/en
Priority claimed from US06/252,564 external-priority patent/US4384188A/en
Priority claimed from US06/252,568 external-priority patent/US4403135A/en
Application filed by Carrier Corp filed Critical Carrier Corp
Publication of IT8220520A0 publication Critical patent/IT8220520A0/it
Publication of IT8220520A1 publication Critical patent/IT8220520A1/it
Application granted granted Critical
Publication of IT1190752B publication Critical patent/IT1190752B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
    • B23K9/091—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/067—Starting the arc
    • B23K9/0672—Starting the arc without direct contact between electrodes
    • B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
    • B23K9/091—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits
    • B23K9/092—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits characterised by the shape of the pulses produced
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/04—Tubular or hollow articles
    • B23K2101/06—Tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/04—Tubular or hollow articles
    • B23K2101/14—Heat exchangers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/08—Non-ferrous metals or alloys
    • B23K2103/10—Aluminium or alloys thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
  • Arc Welding In General (AREA)
  • Generation Of Surge Voltage And Current (AREA)
IT20520/82A 1981-04-09 1982-03-31 Impianto e procedimento di controllo per saldatura ad arco modulata con impulsi in correnti continua IT1190752B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/252,534 US4384187A (en) 1981-04-09 1981-04-09 Feedback control system for pulsed DC arc welding
US06/252,564 US4384188A (en) 1981-04-09 1981-04-09 Control system for pulsed DC arc welding power supply
US06/252,568 US4403135A (en) 1981-04-09 1981-04-09 Pulse width modulated pulsed DC arc welding

Publications (3)

Publication Number Publication Date
IT8220520A0 IT8220520A0 (it) 1982-03-31
IT8220520A1 true IT8220520A1 (it) 1983-10-01
IT1190752B IT1190752B (it) 1988-02-24

Family

ID=27400569

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20520/82A IT1190752B (it) 1981-04-09 1982-03-31 Impianto e procedimento di controllo per saldatura ad arco modulata con impulsi in correnti continua

Country Status (9)

Country Link
KR (1) KR880002411B1 (it)
AU (1) AU550901B2 (it)
BR (1) BR8201941A (it)
CA (1) CA1184253A (it)
FR (1) FR2503602B1 (it)
GB (3) GB2096802B (it)
IT (1) IT1190752B (it)
MX (1) MX151773A (it)
MY (1) MY8700067A (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0131072B1 (en) * 1983-06-24 1988-09-07 Gordon L. Cann Micro-arc welding/brazing of metal to metal and metal to ceramic joints
US4866247A (en) * 1986-12-11 1989-09-12 The Lincoln Electric Company Apparatus and method of short circuiting arc welding
JP2809683B2 (ja) * 1989-04-10 1998-10-15 松下電器産業株式会社 パルスアーク溶接機
US5473139A (en) * 1993-01-18 1995-12-05 Toyota Jidosha Kabushiki Kaisha Pulsed arc welding apparatus having a consumable electrode wire
FR2765508A1 (fr) * 1997-07-04 1999-01-08 Air Liquide Procede et dispositif de soudage a l'arc electrique
EP3112778B1 (en) * 2015-06-29 2018-01-17 MAHLE International GmbH Condenser
IT201700106957A1 (it) * 2017-09-25 2019-03-25 Bcs Spa Motosaldatrice e metodo di controllo della stessa
US12128508B2 (en) * 2018-10-22 2024-10-29 Illinois Tool Works Inc. Systems and methods for controlling arc initiation and termination in a welding process
CN113630010B (zh) * 2020-05-06 2024-07-12 上海芯熠微电子有限公司 一种原边控制交流-直流变换器输出电流电压特性曲线的装置
KR102354448B1 (ko) 2020-08-18 2022-01-21 주식회사 포스코 용접장치
CN112894078B (zh) * 2021-01-15 2022-04-05 唐山松下产业机器有限公司 脉冲焊接控制方法及系统
US12519403B2 (en) 2022-03-07 2026-01-06 Esab Ab Variable PWM frequency responsive to power increase event in welding system
CN114789285B (zh) * 2022-04-22 2023-12-05 深圳市爱达思技术有限公司 焊接波形生成方法、装置、设备及存储介质
CN115609111B (zh) * 2022-12-19 2023-04-14 宁波芯合为一电子科技有限公司 脉冲焊接电源温度自适应调节的控制方法及脉冲焊接电源

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449543A (en) * 1966-04-11 1969-06-10 Welding Research Inc Tig spot welding by means of a pulsating unidirectional current
FR1525803A (fr) * 1966-06-08 1968-05-17 Exxon Research Engineering Co Procédé et appareil permettant d'engendrer un courant pratiquement constant avec une tension conditionnée dans une gamme convenant spécialement pour le soudage électrique à l'arc
GB1170113A (en) * 1967-01-18 1969-11-12 Superheater Co Ltd Fusion Welding Methods.
NL145160B (nl) * 1967-04-12 1975-03-17 Schelde Nl Werkwijze voor het met een niet-afsmeltbare elektrode gasbeschermd booglassen, alsmede werkstuk verkregen door toepassing van deze werkwijze.
US3781511A (en) * 1972-03-23 1973-12-25 H Rygiol Method of welding employing square wave current pulses and causing the molten metal to resonate
GB1492311A (en) * 1975-03-06 1977-11-16 Atomic Energy Authority Uk Electric arc-welding processes and apparatus therefor
GB1495321A (en) * 1975-04-16 1977-12-14 Inst Elektroswarki Patona Apparatus for pulsed arc welding and building-up of articles
SE7702147L (sv) * 1977-02-28 1978-08-29 Esab Ab Anordning for pulssvetsning
GB1591720A (en) * 1978-05-16 1981-06-24 Atomic Energy Authority Uk Electric arc-welding processes and apparatus therefor
US4273988A (en) * 1979-08-23 1981-06-16 Rockwell International Corporation Pulse welding process
DE3064946D1 (en) * 1979-09-11 1983-10-27 Commw Scient Ind Res Org A generator of high current pulses
US4301355A (en) * 1980-08-04 1981-11-17 Dimetrics, Inc. Gas metal arc welding system

Also Published As

Publication number Publication date
GB2144594A (en) 1985-03-06
KR880002411B1 (ko) 1988-11-08
GB2096802A (en) 1982-10-20
FR2503602B1 (fr) 1988-09-16
BR8201941A (pt) 1983-03-08
GB8418268D0 (en) 1984-08-22
MX151773A (es) 1985-03-07
KR830009883A (ko) 1983-12-24
AU550901B2 (en) 1986-04-10
GB2144595B (en) 1985-12-04
GB2096802B (en) 1986-01-02
GB2144594B (en) 1985-12-04
FR2503602A1 (fr) 1982-10-15
GB8418267D0 (en) 1984-08-22
CA1184253A (en) 1985-03-19
AU8248682A (en) 1983-04-21
MY8700067A (en) 1987-12-31
GB2144595A (en) 1985-03-06
IT8220520A0 (it) 1982-03-31
IT1190752B (it) 1988-02-24

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