[1] [1] Wu Weihui, Yang Yongqiang, Wang Di, et al.. Research on variable density rapid manufacturing process based on selective laser melting technology [J]. Chinese J Lasers, 2010, 37(7): 1879-1884.

[2] [2] Wang Di, Yang Yongqiang, Wu Weihui. Process optimization for 316L stainless steel by fiber laser selective melting[J]. Chinese J Lasers, 2009, 36(12): 3233-3239.

[3] [3] Mavroidis C, DeLaurentis K J, Won J. Fabrication of non-assembly mechanisms and robotic system using rapid prototyping[J]. J Mechanical Design, 2001, 123(4): 516-524.

[4] [4] Lipson H, Moon F C, Hai J. 3-D printing the history of mechanisms[J]. J Mechanical Design, 2005, 127(5): 1029-1033.

[5] [5] Park K, Kim Y S, Kim C S. Integrated application of CAD/CAM/CAE and RP for rapid development of a humanoid biped robot[J]. J Mater Process Technol, 2007, 187-188: 609-613.

[6] [6] Chen Y H, Chen Z Z. Major factors in rapid prototyping of mechanisms[J]. Key Engineering Materials, 2010, 443: 516-521.

[7] [7] Su Xubin, Yang Yongqiang, Wang Di, et al.. Study on process of non-assembly mechanisms directly fabricated by selective laser melting[J]. Chinese J Lasers, 2011, 38(6): 0603021.

[8] [8] Mumtaz K, Hopkinson N. Top surface and side roughness of Inconel 625 parts processed using selective laser melting[J]. Rapid Prototyping Journal, 2009, 15(2): 96-103.

[9] [9] Song B, Dong S, Zhang B, et al.. Effects of processing parameters on microstructure and mechanical property of selective laser melted Ti6Al4V[J]. Materials & Design, 2012, 35: 120-125.

[10] [10] Yasa E, Kruth J. Application of laser re-melting on SLM parts[J]. Advances in Production Engineering & Management, 2011, 6(4): 259-270.

[11] [11] Yasa E, Kruth J, Deckers J. Manufacturing by combining selective laser melting and selective laser erosion/laser re-melting[J]. CIRP Annals-Manufacturing Technology, 2011, 60(1): 263-266.

[12] [12] Kruth J, Yasa E, Deckers J. Roughness improvement in selective laser melting[C]. Proceedings of the 3rd International Conference on Polymers and Moulds, Gent, September 17-19, 2008. Leuven: KU Leuven Publication, 2008. 170-183.

[13] [13] Yang Yongqiang, Wang Di, Wu Weihui. Research progress of direct manufacturing of metal parts by selective laser melting[J]. Chinese J Lasers, 2011, 38(6): 0601007.