Numerical analysis for stress fields induced by laser trepanning of square-slotted blind holes with and without ultrasonic assistance
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DOI: 10.1016/j.optlastec.2019.106030
Abstract: Abstract The numerical simulation on laser trepanning of square-slotted hole and hole array in stainless steel sheets with and without ultrasonic assistance was reported for analyzing the stress fields on the workpieces trepanned. Based on… read more here.
Keywords: without ultrasonic; laser trepanning; ultrasonic assistance; stress ... See more keywords
Swirling Gas Jet-Assisted Laser Trepanning for a Galvanometer-Scanned CO2 Laser
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DOI: 10.3390/app7050502
Abstract: Laser-drilled hole arrays are part of an important field that aim to improve efficiency without affecting the quality of laser-drilled holes. In this paper, a swirling gas jet was implemented to assist with laser trepanning… read more here.
Keywords: swirling gas; jet; laser trepanning; gas jet ... See more keywords