IT1180008B - Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo - Google Patents

Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo

Info

Publication number
IT1180008B
IT1180008B IT67198/84A IT6719884A IT1180008B IT 1180008 B IT1180008 B IT 1180008B IT 67198/84 A IT67198/84 A IT 67198/84A IT 6719884 A IT6719884 A IT 6719884A IT 1180008 B IT1180008 B IT 1180008B
Authority
IT
Italy
Prior art keywords
analysis
control
generated during
welding processes
brightness generated
Prior art date
Application number
IT67198/84A
Other languages
English (en)
Other versions
IT8467198A1 (it
IT8467198A0 (it
Inventor
Giancarlo Alessandretti
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT67198/84A priority Critical patent/IT1180008B/it
Publication of IT8467198A0 publication Critical patent/IT8467198A0/it
Priority to DE19853507299 priority patent/DE3507299A1/de
Priority to FR8503115A priority patent/FR2560696A1/fr
Priority to GB08505538A priority patent/GB2155175A/en
Publication of IT8467198A1 publication Critical patent/IT8467198A1/it
Application granted granted Critical
Publication of IT1180008B publication Critical patent/IT1180008B/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
    • B23K15/00—Electron-beam welding or cutting
    • B23K15/0013—Positioning or observing workpieces, e.g. with respect to the impact; Aligning, aiming or focusing electronbeams
    • 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
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • 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
    • B23K9/095—Monitoring or automatic control of welding parameters
    • B23K9/0956—Monitoring or automatic control of welding parameters using sensing means, e.g. optical

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Laser Beam Processing (AREA)
  • Welding Or Cutting Using Electron Beams (AREA)
IT67198/84A 1984-03-02 1984-03-02 Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo IT1180008B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67198/84A IT1180008B (it) 1984-03-02 1984-03-02 Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo
DE19853507299 DE3507299A1 (de) 1984-03-02 1985-03-01 Verfahren und vorrichtung zur steuerung von schweissprozessen durch analyse der intensitaet des beim schweissen erzeugten lichtes
FR8503115A FR2560696A1 (fr) 1984-03-02 1985-03-04 Procede et dispositif de commande d'operations de soudage par analyse de l'intensite de la lumiere produite pendant le soudage.
GB08505538A GB2155175A (en) 1984-03-02 1985-03-04 Method and device for controlling welding processes by analysing the light generated during welding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67198/84A IT1180008B (it) 1984-03-02 1984-03-02 Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo

Publications (3)

Publication Number Publication Date
IT8467198A0 IT8467198A0 (it) 1984-03-02
IT8467198A1 IT8467198A1 (it) 1985-09-02
IT1180008B true IT1180008B (it) 1987-09-23

Family

ID=11300409

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67198/84A IT1180008B (it) 1984-03-02 1984-03-02 Metodo e dispositivo per il controllo dei processi di saldatura mediante l'analisi della luminosita generata durante il processo

Country Status (4)

Country Link
DE (1) DE3507299A1 (it)
FR (1) FR2560696A1 (it)
GB (1) GB2155175A (it)
IT (1) IT1180008B (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2587513B1 (fr) * 1985-09-16 1987-10-30 Commissariat Energie Atomique Dispositif de controle en temps reel d'un soudage a penetration totale, adapte a un joint inaccessible a l'observation directe
DE3844727C2 (de) * 1987-09-23 1995-12-07 Fraunhofer Ges Forschung Verfahren zum Fügen von Werkstücken
DE3733489A1 (de) * 1987-10-03 1989-04-20 Telemit Electronic Gmbh Verfahren und vorrichtung zur materialbearbeitung mit hilfe eines lasers
DE3907758A1 (de) * 1989-03-10 1990-09-20 Diehl Gmbh & Co Verfahren und vorrichtung zur tiefenbehandlung mittels laserstrahles
DE3908187A1 (de) * 1989-03-14 1990-09-20 Jurca Marius Christian Verfahren zur qualitaetssicherung beim laserstrahlschweissen und -schneiden
DE4002627A1 (de) * 1990-01-30 1991-08-08 Deutsche Forsch Luft Raumfahrt Schweissueberwachungseinrichtung
US5026979A (en) * 1990-03-05 1991-06-25 General Electric Company Method and apparatus for optically monitoring laser materials processing
DE4027714C2 (de) * 1990-09-01 1996-03-28 Fraunhofer Ges Forschung Verfahren und Vorrichtung zur Überwachung der Einschweißtiefe bei Überlapp-Schweißverbindungen
DE4124162C1 (en) * 1991-07-20 1992-12-03 Ludger Dipl.-Ing. Overmeyer Optimising laser beam process quality, esp. ceramic cutting - includes measuring the intensity of e.g. UV and comparing against threshold value, increasing threshold value and measuring again when penetration occurs
GB2260402A (en) * 1991-08-24 1993-04-14 Univ Liverpool Monitoring laser material processing
US5204517A (en) * 1991-12-24 1993-04-20 Maxwell Laboratories, Inc. Method and system for control of a material removal process using spectral emission discrimination
DE4313287A1 (de) * 1993-04-23 1994-10-27 Fraunhofer Ges Forschung Verfahren und Vorrichtung zur On-Line Kontrolle und -Regelung der Einschweißtiefe beim Laserstrahlschweißen
DE4401612A1 (de) * 1994-01-20 1995-07-27 Resma Gmbh Verfahren und Vorrichtung zur Erzeugung elektrisch leitender Bereiche auf Metallverbindungen enthaltenden isolierenden Keramikwerkstücken
DE102008054798A1 (de) * 2008-12-17 2010-06-24 Robert Bosch Gmbh Schweißanordnung sowie Schweißverfahren
DE102009016125A1 (de) * 2009-04-03 2010-10-14 Schott Ag Verfahren und Vorrichtung zur Bearbeitung, insbesondere zur Trennung, von Werkstücken

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526748A (en) * 1968-08-02 1970-09-01 Gen Dynamics Corp Optical monitoring of welding systems
GB1219865A (en) * 1969-03-13 1971-01-20 Jury Ivanovich Kazennov Method and apparatus for controlling a fusion welding process
LU61048A1 (it) * 1970-06-02 1971-08-13
GB1335657A (en) * 1970-11-19 1973-10-31 Dunford Hadfields Ltd Analysis of metals
JPS57159286A (en) * 1981-03-27 1982-10-01 Mitsubishi Electric Corp Laser working device
FR2538107A1 (fr) * 1982-12-17 1984-06-22 Commissariat Energie Atomique Procede et dispositif de controle en ligne de la profondeur d'une soudure par un faisceau d'impulsions
DE3406380A1 (de) * 1984-02-22 1985-01-17 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zum laser-schweissen

Also Published As

Publication number Publication date
DE3507299A1 (de) 1985-09-05
GB2155175A (en) 1985-09-18
IT8467198A1 (it) 1985-09-02
GB8505538D0 (en) 1985-04-03
FR2560696A1 (fr) 1985-09-06
IT8467198A0 (it) 1984-03-02

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