Scanning Strategy to Improve the Overlapping Quality of Partition in Selective Laser Melting

Weihong Cen; Huiliang Tang; Jiangzhao Zhang; Guixin Yuan; Honghao Yan; Yu Long

doi:10.3788/CJL202148.1802018

[1] Mostafaei A, Toman J, Stevens E L et al. Microstructural evolution and mechanical properties of differently heat-treated binder jet printed samples from gas- and water-atomized alloy 625 powders[J]. Acta Materialia, 124, 280-289(2017).

[2] Prashanth K G, Shahabi H S, Attar H et al. Production of high strength Al85Nd8Ni5Co2 alloy by selective laser melting[J]. Additive Manufacturing, 6, 1-5(2015).

[3] Yin B Z, Qin Y, Wen P et al. Laser powder bed fusion for fabrication of metal orthopedic implants[J]. Chinese Journal of Lasers, 47, 1100001(2020).

[4] Gu D D, Zhang H M, Chen H Y et al. Laser additive manufacturing of high-performance metallic aerospace components[J]. Chinese Journal of Lasers, 47, 0500002(2020).

[5] Yang Y Q, Wu S B, Zhang Y et al. Application progress and prospect of fiber laser in metal additive manufacturing[J]. Chinese Journal of Lasers, 47, 0500012(2020).

[6] Suryawanshi J, Prashanth K G, Scudino S et al. Simultaneous enhancements of strength and toughness in an Al-12Si alloy synthesized using selective laser melting[J]. Acta Materialia, 115, 285-294(2016).

[7] Prashanth K G, Scudino S, Eckert J. Defining the tensile properties of Al-12Si parts produced by selective laser melting[J]. Acta Materialia, 126, 25-35(2017).

[8] Ren K, Chew Y, Fuh J Y H et al. Thermo-mechanical analyses for optimized path planning in laser aided additive manufacturing processes[J]. Materials & Design, 162, 80-93(2019).

[9] Matsumoto M, Shiomi M, Osakada K et al. Finite element analysis of single layer forming on metallic powder bed in rapid prototyping by selective laser processing[J]. International Journal of Machine Tools and Manufacture, 42, 61-67(2002).

[10] Thijs L, Verhaeghe F, Craeghs T et al. A study of the microstructural evolution during selective laser melting of Ti-6Al-4V[J]. Acta Materialia, 58, 3303-3312(2010).

[11] Wang Y C, Lei L M, Shi L et al. Scanning strategy dependent tensile properties of selective laser melted GH4169[J]. Materials Science and Engineering A, 788, 139616(2020).

[12] Ali H, Ghadbeigi H, Mumtaz K. Effect of scanning strategies on residual stress and mechanical properties of selective laser melted Ti6Al4V[J]. Materials Science and Engineering A, 712, 175-187(2018).

[13] Cheng B, Shrestha S, Chou K. Stress and deformation evaluations of scanning strategy effect in selective laser melting[J]. Additive Manufacturing, 12, 240-251(2016).

[14] Deng S S, Yang Y Q, Li Y et al. Planning of area-partition scanning path and its effect on residual stress of SLM molding parts[J]. Chinese Journal of Lasers, 43, 1202003(2016).

[15] Qian B, Shi Y S, Wei Q S et al. The helix scan strategy applied to the selective laser melting[J]. The International Journal of Advanced Manufacturing Technology, 63, 631-640(2012).

[16] Foroozmehr E, Kovacevic R. Effect of path planning on the laser powder deposition process: thermal and structural evaluation[J]. The International Journal of Advanced Manufacturing Technology, 51, 659-669(2010).

[17] Salman O O, Brenne F, Niendorf T et al. Impact of the scanning strategy on the mechanical behavior of 316L steel synthesized by selective laser melting[J]. Journal of Manufacturing Processes, 45, 255-261(2019).

[18] Zhang S Y, Wang M, Wang C et al. The effect of overlap methods on forming qualities of TC4 alloy fabricated by multi-beam selective laser melting technique[J]. Applied Laser, 39, 544-549(2019).

[19] Wang D, Wu S B, Yang Y Q et al. The effect of a scanning strategy on the residual stress of 316L steel parts fabricated by selective laser melting (SLM)[J]. Materials, 11, E1821(2018).

[20] Lu Y J, Wu S Q, Gan Y L et al. Study on the microstructure, mechanical property and residual stress of SLM Inconel-718 alloy manufactured by differing island scanning strategy[J]. Optics & Laser Technology, 75, 197-206(2015).

[21] Song X, Feih S, Zhai W et al. Advances in additive manufacturing process simulation: residual stresses and distortion predictions in complex metallic components[J]. Materials & Design, 193, 108779(2020).

[22] Robinson J, Ashton I, Fox P et al. Determination of the effect of scan strategy on residual stress in laser powder bed fusion additive manufacturing[J]. Additive Manufacturing, 23, 13-24(2018).

[23] Guo W Q, Sun Z, Yang Y et al. Study on the junction zone of NiTi shape memory alloy produced by selective laser melting via a stripe scanning strategy[J]. Intermetallics, 126, 106947(2020).

[24] Yu W H, Sing S L, Chua C K et al. Influence of re-melting on surface roughness and porosity of AlSi10Mg parts fabricated by selective laser melting[J]. Journal of Alloys and Compounds, 792, 574-581(2019).

[25] Sing S L, Wiria F E, Yeong W Y. Selective laser melting of titanium alloy with 50 wt% tantalum: effect of laser process parameters on part quality[J]. International Journal of Refractory Metals and Hard Materials, 77, 120-127(2018).

[26] Dursun G, Ibekwe S, Li G Q et al. Influence of laser processing parameters on the surface characteristics of 316L stainless steel manufactured by selective laser melting[J]. Materials Today: Proceedings, 26, 387-393(2020).

[27] Song Y N, Sun Q D, Guo K et al. Effect of scanning strategies on the microstructure and mechanical behavior of 316L stainless steel fabricated by selective laser melting[J]. Materials Science and Engineering A, 793, 139879(2020).