Home > Research > Publications & Outputs > The effect of continuous and pulsed beam modes ...
View graph of relations

The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Published

Standard

The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass. / Nisar, Salman; Li, Lin; Sheikh, Mohammad A. et al.
In: International Journal of Advanced Manufacturing Technology, Vol. 49, No. 1-4, 2010, p. 167-175.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

Harvard

Nisar, S, Li, L, Sheikh, MA & Pinkerton, AJ 2010, 'The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass', International Journal of Advanced Manufacturing Technology, vol. 49, no. 1-4, pp. 167-175. https://doi.org/10.1007/s00170-009-2373-4

APA

Nisar, S., Li, L., Sheikh, M. A., & Pinkerton, A. J. (2010). The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass. International Journal of Advanced Manufacturing Technology, 49(1-4), 167-175. https://doi.org/10.1007/s00170-009-2373-4

Vancouver

Nisar S, Li L, Sheikh MA, Pinkerton AJ. The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass. International Journal of Advanced Manufacturing Technology. 2010;49(1-4):167-175. doi: 10.1007/s00170-009-2373-4

Author

Nisar, Salman ; Li, Lin ; Sheikh, Mohammad A. et al. / The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass. In: International Journal of Advanced Manufacturing Technology. 2010 ; Vol. 49, No. 1-4. pp. 167-175.

Bibtex

@article{d62a1dc5c12843b1bf21c4ef02d026ec,
title = "The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass",
abstract = "During laser cleaving of brittle materials, with the controlled fracture technique, thermal stresses are generated which induce the crack and extend it along the cutting path, subsequently causing material separation. One of the problems in laser cutting of glass with this technique is the cut path deviation at the leading and the trailing edges of the glass sheet. Previous work with a continuous beam diode laser has shown the deviation to be partly due the high magnitudes of thermal stresses generated near the edges of the sheet. This paper reports on the effects of using a pulsed diode laser to cut soda lime glass. The effect of pulse parameters and cutting speed on the quality output variables such as cut deviation angle and surface finish are studied. Finite element modelling is also used to simulate the effects of the moving beam on stress generations to facilitate the understanding of the process mechanisms, and the results are compared with the experimental data. This work shows how to minimise the cut path deviation at the edges by reducing thermal stresses using optimum pulsed diode laser parameters and providing additional flexibility to the process.",
keywords = "Laser cutting, Glass , Controlled fracture technique, Cut path deviation , Finite element method",
author = "Salman Nisar and Lin Li and Sheikh, {Mohammad A.} and Pinkerton, {Andrew J.}",
year = "2010",
doi = "10.1007/s00170-009-2373-4",
language = "English",
volume = "49",
pages = "167--175",
journal = "International Journal of Advanced Manufacturing Technology",
issn = "0268-3768",
publisher = "Springer London",
number = "1-4",

}

RIS

TY - JOUR

T1 - The effect of continuous and pulsed beam modes on cut path deviation in diode laser cutting of glass

AU - Nisar, Salman

AU - Li, Lin

AU - Sheikh, Mohammad A.

AU - Pinkerton, Andrew J.

PY - 2010

Y1 - 2010

N2 - During laser cleaving of brittle materials, with the controlled fracture technique, thermal stresses are generated which induce the crack and extend it along the cutting path, subsequently causing material separation. One of the problems in laser cutting of glass with this technique is the cut path deviation at the leading and the trailing edges of the glass sheet. Previous work with a continuous beam diode laser has shown the deviation to be partly due the high magnitudes of thermal stresses generated near the edges of the sheet. This paper reports on the effects of using a pulsed diode laser to cut soda lime glass. The effect of pulse parameters and cutting speed on the quality output variables such as cut deviation angle and surface finish are studied. Finite element modelling is also used to simulate the effects of the moving beam on stress generations to facilitate the understanding of the process mechanisms, and the results are compared with the experimental data. This work shows how to minimise the cut path deviation at the edges by reducing thermal stresses using optimum pulsed diode laser parameters and providing additional flexibility to the process.

AB - During laser cleaving of brittle materials, with the controlled fracture technique, thermal stresses are generated which induce the crack and extend it along the cutting path, subsequently causing material separation. One of the problems in laser cutting of glass with this technique is the cut path deviation at the leading and the trailing edges of the glass sheet. Previous work with a continuous beam diode laser has shown the deviation to be partly due the high magnitudes of thermal stresses generated near the edges of the sheet. This paper reports on the effects of using a pulsed diode laser to cut soda lime glass. The effect of pulse parameters and cutting speed on the quality output variables such as cut deviation angle and surface finish are studied. Finite element modelling is also used to simulate the effects of the moving beam on stress generations to facilitate the understanding of the process mechanisms, and the results are compared with the experimental data. This work shows how to minimise the cut path deviation at the edges by reducing thermal stresses using optimum pulsed diode laser parameters and providing additional flexibility to the process.

KW - Laser cutting

KW - Glass

KW - Controlled fracture technique

KW - Cut path deviation

KW - Finite element method

U2 - 10.1007/s00170-009-2373-4

DO - 10.1007/s00170-009-2373-4

M3 - Journal article

VL - 49

SP - 167

EP - 175

JO - International Journal of Advanced Manufacturing Technology

JF - International Journal of Advanced Manufacturing Technology

SN - 0268-3768

IS - 1-4

ER -