Prozess- und Strahlüberwachung

Leistungsangebot Prozess- und Strahlüberwachung

  • Überwachung, Steuerung und Regelung von Laserfertigungsprozessen für viele Applikationen der Lasertechnik bei unterschiedlichsten Bearbeitungswellenlängen
  • Prozessüberwachung mit räumlich und zeitlich hochauflösenden Kamerasystemen und schneller hardwarebasierter Echtzeit Bildverarbeitung
  • Machbarkeitsstudien zur Realisierbarkeit von Prozessüberwachung und -regelung
  • Integration von Prozessüberwachung und -regelung in bestehende Fertigungseinrichtungen
  • Entwicklung von speziellen Sensoren z. B. für die Nahtfolge beim Laserstrahlschweißen oder die Positions- und Kinematikvermessung bei Remote- und Roboteranwendungen
  • Aufbau von vernetzten Multisensorsystemen z. B. zur Betriebsdatenerfassung oder Multiparameterregelung

Publikationen

Rodriguez-Araujo,J.,  Garcia-Diaz,A., Panadeiro,V.,Knaak, C. ,
Uncooled MWIR PbSe technology outperforms CMOS in RT closed-loop control and monitoring of laser processing.
Imaging and Applied Optics 2017 (3D, AIO, COSI, IS, MATH, pcAOP), 25 - 28 Jun 2018 Orlando, FL, United States, paper ATh2A.2., OSA TECHNICAL DIGEST, 1-3 (2017)

Özmert, A., Neisser-Deiters, P., Drenker, A.:
Detectability of penetration depth based on weld pool geometry and process emission spectrum in laser welding of copper
Proc. SPIE 9135, 91351W (7 S.) (2014)

Thombansen, U., Gatej, A., Pereira, M.:
Tracking the course of the manufacturing process in selective laser melting
Proc. SPIE 8963, 89630O (7 S.) (2014)

Thombansen, U., Hermanns, T.:
In-situ measurement of the focal position in one and ten micron laser cutting
Proceedings 33rd Int. Congress on Applications of Lasers & Electro-Optics (ICALEO), October 19-23, 2014, San Diego, USA,
Paper 179, ISBN 9781940168029 (4 S.) (2014)

Thombansen, U., Hermanns, T.: Molitor, T., Pereira, M., Schulz, W.:
Measurement of cut front properties in laser cutting
Physics Procedia  56, 885-891 (2014)

Thombansen, U., Hermanns, T., Stoyanov, S.:
Setup and maintenance of manufacturing quality in CO2 laser cutting
Procedia CIRP 20, 98 – 102 (2014)

Thombansen, U., Ungers, M.:
Illumination for process observation in laser material processing
Physics Procedia  56, 1286-1296 (2014)

Thombansen, U., Ungers, M.:
Cognition for robot scanner based remote welding
Proc. SPIE  8963, 89630N (8 S.) (2014)

Thombansen, U., Gatej, A., Pereira, M.:
Tracking the course of the manufacturing process in selective laser melting
Proc. SPIE 8963, 89630O (7 S.) (2014)

Oezmert, A., Drenker, A., Nazery, V.:
Detectability of penetration based on weld pool geometry and process emission spectrum in laser welding of copper
Physics Procedia  41, 502-507 (2013)

Thombansen, U., Purrio, M., Buchholz, G., Hermanns, T., Molitor, T., Willms, K., Schulz, W., Reisgen, U.:
Measurement of process variables in melt based manufacturing processes
In: ISMTII 2013 - The 11th International Symposium on Measurement Technology and Intelligent Instruments
Aachen /Braunschweig July 1st-5th 2013 (6 S.) (2013)

Thombansen, U., Beckers, M., Buchholz, G., Hermanns, T., Molitor, T.,
Willms, K., Reisgen, U., Schulz, W.:
Signal processing for self-optimising manufacturing systems in
laser-cutting and gas-metal-arc-welding

In: 1st Joint International Symposium on System-Integrated
Intelligence, 114-116, (2012)

Frank, S., Ungers, M., Rolser, R.:
Coaxial control of aluminium and steel laser brazing processes.
Phys. Proced. 12, Part A, 752-760, (2011)

Franz, C., Abels, P., Rolsner, R., Becker, M.:
Energy input per unit length - high accuracy kinematic metrology in laser material processing.
Phys. Proced. 12, Part B, 411-420, (2011)

Franz, C., Abels, P., Merz, M., Singpiel, H., Trein, J.:
Real-time process control by machine vision.
ICALEO 30. Int. Congr. on Applications of Lasers and Electro-Optics, October 23-27, 2011. Paper 205, 6 S., (2011)

Franz, C., Singpiel, H., Trein, J.:
Tracking the contour.
Laser Technik J. 8, Nr. 5, 41-44, (2011)

Gatej, A., Thombansen, U., Loosen, P.:
Kombinierte thermo-optische Simulation für optische Systeme .
DGaO-Proc. 112, 2 S., (2011)

Gatej, A., Thombansen, U., Loosen, P.:
Simulation des thermischen Linseneffekts in hochbelasteten Lasersystemen.
Photonik 5, 54-56, (2011)

Thombansen, U., Schüttler, J., Auerbach, T. [u.a.]:
Model-based self-optimization for manufacturing systems.
Proc. of the 2011 Int. Conf. on Concurrent Enterprising (ICE 2011). Eds.: K.-D. Thoben [u.a.] Piscataway, NJ : IEEE 2011. 9 S.

Thombansen, U., Auerbach, T.:
Der Weg zu Selbstoptimierenden Fertigungstechnologien.
In: Brecher, C. (Hrsg.): Integrative Produktionstechnik für Hochlohnländer, pp. 849-909, (2011)

Fiedler, W., Drenker, A., Kaierle, S.:
Process monitoring and control during hybrid laser-arc welding of medium section steel sheets
ICALEO 2010. 29th International Congress on Applications of Lasers & Electro Optics, Anaheim/Ca., Paper 205, 7 S., (2010)

Franz, C., Abels, P.:
Measuring welding velocity at tool center point
ICALEO 2010. 29th International Congress on Applications of Lasers & Electro Optics, Anaheim/Ca., Paper 1909, 8 S., (2010)

Kaierle, S., Kowalick, K., Regaard, B.:
Laser process monitoring: The next generation approach in industrial application.
PICALO 2010, March 23-25, 2010
4th Pacific International Conference on Applications of Lasers and Optics. Wuhan, Peoples Republic of China, Paper 405, (2010)

Kaierle, S., Ungers, M., Franz, C., Mann, S., Abels, P.:
Understanding the laser process
Laser Technik J. 7, Nr 2, 49-52, (2010)

N. Stache, J. Dieckelmann, R. Firnich, J. Gedicke, P. Abels, A. Olowinsky, T. Aach:
High speed video-based melt pool surveillance in laser spot welding
Proc. of the 27th Int. Congress on Applications of Lasers & Electro-Optics 2008, ICALEO, Temecula, CA, USA, October 20-23, (2008)

S. Kaierle, P. Abels, W. Fiedler, S. Mann, B. Regaard:
Online-Qualitätssicherung für das Laserstrahlschweissen
MB-Revue 132-135, (2008)

S. Kaierle:
Process monitoring and control of laser beam welding
Laser Technik J. 5, Nr. 3, 41-43, (2008)

P. Abels, A. Roesner, S. Kaierle, S. Mann, A. Olowinsky, N. Matsuo, A. Hino:
Various process monitoring approaches of transparent thermoplastics laser beam welding
Proc. of the 27th Int. Congress on Applications of Lasers & Electro-Optics 2008, ICALEO, Temecula, CA, USA, 99-104, (2008)

J. Gedicke, A. Olowinsky, U. Jansen, W. Schulz, A. Gillner:
Weld depth control in fiber laser welding of thin metal sheets
Proc. of the 27th Int. Congress on Applications of Lasers & Electro-Optics 2008, ICALEO, Temecula, CA, USA, October 20-23, (2008)

S.Kaierle, M. Dahmen, S. Mann, R. Poprawe:
Autonomous Production Cell for Laser Beam Welding
Proc. Int. Conf. on Competitive Manufacturing "COMA 07", Stellenbosch, Südafrika, 6 S., (2007)

C. Franz, S. Mann, S. Kaierle:
Comparison of process monitoring strategies for laser transmission welding of plastics
Proc. of ICALEO 2007, Orlando, Fl. 602-606, (2007)

M. Dahmen, W. Fiedler, B. Regaard, S. Kaierle:
Continuous process control during laser beam welding of small section Aluminium sheet
Proc. of WLT Conf. Lasers in Manufacturing, Munich, 5 S., (2007)

B. Regaard, W. Fiedler, S. Kaierle:
Error detection in lap welding applications using on-line melt pool contour analysis by coaxial process monitoring with external illumination
Proc. of WLT Conf. Lasers in Manufacturing, Munich, 5 S., (2007)

W. Fiedler, M. Dahmen, S. Kaierle:
Process control of laser beam welded small section aluminum sheets
Proc. of ICALEO 2007, Orlando, Fl., 271-276, (2007)

J. Gedicke, B. Regaard, K. Klages, A. Olowinsky, S. Kaierle:
Comparison of different process monitoring methods for laser beam micro welding
Proceedings of ICALEO 2006, 8 S., (2006)

J. Gedicke, B. Regaard, A. Gillner, S. Kaierle:
Kontrolle beim Mikroschweißen - Automatisierte Prozessüberwachung durch koaxiale Prozesskontrolle mit Fremdbeleuchtung
Laser Technik Journal 3, 33-37, (2006)

B. Regaard, S. Kaierle, R. Poprawe:
Self guided laser welding
Proceedings of ICALEO 2006, 7 S., (2006)