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Journals >Infrared and Laser Engineering >Volume 52 >Issue 7 >Page 20220130 > Article

Infrared and Laser Engineering
Vol. 52, Issue 7, 20220130 (2023)

Effect of laser spot size on the behavior of molten pool and keyhole in laser welding

Jin Peng^1,2,3, Hongqiao Xu¹, Yongbiao Wang⁴, Xingxing Wang¹..., Yongzhen Zhang², Weimin Long³ and Dingyu Zhang¹|Show fewer author(s)

Author Affiliations

¹Henan International Joint Laboratory of High-efficiency Special Green Welding, Material College, North China University of Water Resources and Electric Power, Zhengzhou 450045, China

²National United Engineering Laboratory for Advanced Bearing Tribology, Henan University of Science and Technology, Luoyang 471023, China

³China Academy of Machinery Ningbo Academyof Intelligent Machine Tool Co., Ltd., Ningbo 315700, China

⁴Henan Key Laboratory of Mechanical Equipment Intelligent Manufacturing, Zhengzhou Light Industry University, Zhengzhou 450002, China

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DOI: 10.3788/IRLA20220130 Cite this Article

Jin Peng, Hongqiao Xu, Yongbiao Wang, Xingxing Wang, Yongzhen Zhang, Weimin Long, Dingyu Zhang. Effect of laser spot size on the behavior of molten pool and keyhole in laser welding[J]. Infrared and Laser Engineering, 2023, 52(7): 20220130 Copy Citation Text

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References

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[3] L Zhang, X C Xie, Y Wu, . Performance studies on laser absorbing coating. Chinese Optics, 14, 560-565(2021).

[4] Z Y Huang, C S Wang, S He, . Improvement of the ultrasonic testing accuracy of laser welding fusion width. Chinese Optics, 14, 652-660(2021).

[5] M Z Zhu, X Chen, X Liu, . Situation and key technology of tactical laser anti-UAV. Infrared and Laser Engineering, 50, 20200230(2021).

[6] G Y Chen, P X Zhong, S X Cheng. Coupling behavior between glass frit and plate during laser-assisted glass frit bonding. Chinese Journal of Lasers, 48, 1802005(2021).

[7] J Peng, X X Wang, H Q Xu, . Effect of droplet filling position on dynamic behavior of molten pool in laser welding. Infrared and Laser Engineering, 49, 20200025(2020).

[8] A Matsunawa. Problems and solutions in deep penetration laser welding. Science and Technology of Welding and Joining, 6, 351-354(2001).

[9] A Heider, J Sollinger, F Abt, et al. High-speed X-ray analysis of spatter formation in laser welding of copper. Physics Procedia, 41, 112-118(2013).

[10] M J Zhang, G Y Chen, Y Zhou, et al. Observation of spatter formation mechanisms in high-power fiber laser welding of thick plate. Applied Surface Science, 280, 868-875(2013).

[11] G L Zhang, H Kong, J L Zou, . Spatter characteristics of high-power fibre laser deep penetration weldingand effect of defocus on spatter. Chinese Journal of Lasers, 48, 2202008(2021).

[12] D S Wu, X M Hua, F Li, et al. Understanding of spatter formation in fiber laser welding of 5083 aluminum alloy. International Journal of Heat and Mass Transfer, 113, 730-740(2017).

[13] E H Amara, R Fabbro. Modelling of gas jet effect on the melt pool movements during deep penetration laser welding. Journal of Physics D: Applied Physics, 41, 055503(2008).

[14] S Chakroborty, P Dutta. A generalized formulation for evaluation of latent heat functions in enthalpy-based macroscopic model for convection diffusion phase change process. Metallurgical and Materials Transactions B, 32, 562-564(2001).

[15] J Peng, S M Hu, X X Wang, . Numerical simulation of effect of filler metal on three-dimensional transient behavior of keyhole and molten pool in laser welding. Chinese Journal of Lasers, 45, 0102003(2018).

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Jin Peng, Hongqiao Xu, Yongbiao Wang, Xingxing Wang, Yongzhen Zhang, Weimin Long, Dingyu Zhang. Effect of laser spot size on the behavior of molten pool and keyhole in laser welding[J]. Infrared and Laser Engineering, 2023, 52(7): 20220130

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