DE4239555A1 - On=line monitoring the quality of laser cutting process - by recording the difference between temperature probe near cut and another probe distanced from the cut and setting off alarm when difference exceeds threshold value - Google Patents

On=line monitoring the quality of laser cutting process - by recording the difference between temperature probe near cut and another probe distanced from the cut and setting off alarm when difference exceeds threshold value

Info

Publication number
DE4239555A1
DE4239555A1 DE4239555A DE4239555A DE4239555A1 DE 4239555 A1 DE4239555 A1 DE 4239555A1 DE 4239555 A DE4239555 A DE 4239555A DE 4239555 A DE4239555 A DE 4239555A DE 4239555 A1 DE4239555 A1 DE 4239555A1
Authority
DE
Germany
Prior art keywords
cut
quality
cutting
difference
alarm
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.)
Withdrawn
Application number
DE4239555A
Other languages
German (de)
English (en)
Inventor
Paul Dipl Ing Novak
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE4239555A1 publication Critical patent/DE4239555A1/de
Withdrawn legal-status Critical Current

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
    • 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
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
    • B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
    • 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
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
    • 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
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • 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
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
    • 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
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • B23K26/1462—Nozzles; Features related to nozzles
    • B23K26/1464—Supply to, or discharge from, nozzles of media, e.g. gas, powder, wire
    • B23K26/1476—Features inside the nozzle for feeding the fluid stream through the nozzle
    • 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
    • B23K26/36—Removing material
    • B23K26/362—Laser etching
    • B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Laser Beam Processing (AREA)
DE4239555A 1991-11-28 1992-11-25 On=line monitoring the quality of laser cutting process - by recording the difference between temperature probe near cut and another probe distanced from the cut and setting off alarm when difference exceeds threshold value Withdrawn DE4239555A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0237291A AT401245B (de) 1991-11-28 1991-11-28 Verfahren und vorrichtung zum schneiden mittels eines laserstrahles

Publications (1)

Publication Number Publication Date
DE4239555A1 true DE4239555A1 (en) 1993-07-01

Family

ID=3533167

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4239555A Withdrawn DE4239555A1 (en) 1991-11-28 1992-11-25 On=line monitoring the quality of laser cutting process - by recording the difference between temperature probe near cut and another probe distanced from the cut and setting off alarm when difference exceeds threshold value
DE4239556A Ceased DE4239556A1 (enrdf_load_stackoverflow) 1991-11-28 1992-11-25

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE4239556A Ceased DE4239556A1 (enrdf_load_stackoverflow) 1991-11-28 1992-11-25

Country Status (2)

Country Link
AT (1) AT401245B (enrdf_load_stackoverflow)
DE (2) DE4239555A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2014404A3 (fr) * 2007-06-22 2010-01-27 L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Machine de coupage thermique avec surveillance automatique des fins cycles ou des arrêts intempestifs
CN103212814A (zh) * 2012-01-19 2013-07-24 昆山思拓机器有限公司 一种激光切割路径规划策略
US20220080528A1 (en) * 2020-09-16 2022-03-17 Kabushiki Kaisha Toshiba Optical machining apparatus
DE102021206302A1 (de) 2021-06-18 2022-12-22 Trumpf Laser- Und Systemtechnik Gmbh Verfahren zur Laserbearbeitung und Laserbearbeitungsanlage sowie Steuereinrichtung hierfür

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0723327D0 (en) 2007-11-29 2008-01-09 Rolls Royce Plc A shield
DE102008030374B4 (de) * 2008-06-26 2014-09-11 Trumpf Laser- Und Systemtechnik Gmbh Verfahren zum Laserschneiden und CO2-Laserschneidmaschine
DE102010009671A1 (de) 2010-02-27 2010-10-14 Daimler Ag Bearbeitungsvorrichtung und Verfahren zum Schnittbearbeiten eines Werkstücks aus einem Faserverbundkunststoff

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2900595A1 (de) * 1979-01-09 1980-07-17 Schmalbach Lubeca Vorrichtung zum herstellen von dosen
DD158622A1 (de) * 1981-04-28 1983-01-26 Hans Froehlich Verfahren zur strahlfokussierung fuer bearbeitungslaser
US4468534A (en) * 1982-09-30 1984-08-28 Boddicker Franc W Method and device for cutting glass
JPS59110487A (ja) * 1982-12-17 1984-06-26 Inoue Japax Res Inc レ−ザ加工装置
CH674954A5 (enrdf_load_stackoverflow) * 1988-02-02 1990-08-15 Graf & Co Ag

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2014404A3 (fr) * 2007-06-22 2010-01-27 L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Machine de coupage thermique avec surveillance automatique des fins cycles ou des arrêts intempestifs
CN103212814A (zh) * 2012-01-19 2013-07-24 昆山思拓机器有限公司 一种激光切割路径规划策略
US20220080528A1 (en) * 2020-09-16 2022-03-17 Kabushiki Kaisha Toshiba Optical machining apparatus
JP2022049044A (ja) * 2020-09-16 2022-03-29 株式会社東芝 光学加工装置
DE102021206302A1 (de) 2021-06-18 2022-12-22 Trumpf Laser- Und Systemtechnik Gmbh Verfahren zur Laserbearbeitung und Laserbearbeitungsanlage sowie Steuereinrichtung hierfür

Also Published As

Publication number Publication date
ATA237291A (de) 1995-12-15
DE4239556A1 (enrdf_load_stackoverflow) 1993-07-08
AT401245B (de) 1996-07-25

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Legal Events

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8139 Disposal/non-payment of the annual fee