43D,“”,、,、、、,。3D(3Dprinting)3,,、、、、、,,[1,2]。3D,、、,,。3D3D,。,3D、、,,。,3D。3D姚妮娜1,彭雄厚2(1.;2.,610081):3D打印技术是一种新型的打印技术,其突出优点在于无需机械加工或任何模具,就能直接从计算机图形数据中生成任何形状的零件,从而极大地缩短产品的研制周期,提高生产率和降低生产成本。3D打印金属粉末作为金属零件3D打印最重要的原材料,其制备方法备受人们关注。本文主要介绍了目前国内外3D打印金属粉末的制备工艺,气雾化技术的最新进展,并对3D打印金属粉末制备技术的现状进行分析,提出建设性意见。:3D打印;金属粉末;制备方法;雾化法:TP39:AThePreparationMethodofMetalPowderfor3DPrintingYAONina1,PENGXionghou2(1.SichuanNon-FerrousTechnologyGroupCo.,Ltd,SichuanNon-FerrousJinyuanPowderMetallurgymaterialCo.,Ltd.2.JinheIrradiationTechnologyCo.,Ltd.Chengdu610081,China)Abstract:3Dprintingisanewtypeofprintingtechnology.Itsoutstandingadvantageisthatwithoutanymoldingormechanicalprocessing,wecouldgenerateinanyshapeofpartsdirectlyfromthecomputergraphicsdata,whichgreatlyshortenedtheproductiondevelopingcycle,improvedtheproductiveeffectandreducedtheproductioncost.Asmetalpartsin3Dprinting,printingmetalpowderwasthemostimportantrawmaterials,whosepreparingmethodsattractedpeople'sattention.Inthispaperthepreparationmethodsofprintingmetalpowderathomeandabroad,newdevelopmentsofaerosoltechniqueweremainlyintroduced,andthepresentsituationof3Dprintingmetalpowderpreparationtechnologywasalsoanalyzed,someforwardconstructivesuggestionsweregiven.Keywords:3Dprinting;metalpowder;preparationmethod;atomizationmethod:(1987-),,。内蒙古孟营子银多金属矿成矿条件及找矿前景分析我国环境影响评价的研究进展及存在问题201312四川有色金属SichuanNonferrousMetals:1006-4079(2013)04-0048-04·48·413D3D3D,。“20133D”[3],3D3D,1mm。、。,3D、、、、。3D,、、、。3D。(SLS),。、、、。。,。1,,,11.2~63.6μm。2,,,。13DFig.1MicrostructureofGermanstainlesssteelpowderfor3Dprinting,3D、、、。,3D,。2,:、、、、[4-9]。,、。,。,,,[10]。3D。150μm[11]。,、、、[12,13]。,。、、,。2.1,。,。,、、、、。,,,。,,,。、[14]。23DFig.2Microstructureofdomesticstainlesssteelpowderfor3Dprinting3D打印金属粉末的制备方法·49·4,[15],,。,。2.2。。、、、,[16]。,,,,,[17]。,。2.2.1Nanoval,。3。,,106~107K/s。2.0MPa,ArN2、、316L,10μm。,,。,,(1kg/min),。Nanoval。2.2.2PSI。,,。4-Unal。,20μm,1.5μm。,。,,,、、、、、。4Fig.4Structureoftypicalclosecoupledatomizationnozzle2.2.3,PSIHJF。HJF1.72MPa,200~400℃,。,,,,。,,。2.33D,3D。、、3Fig.3Structureoflaminarflowatomizationnozzles3D打印金属粉末的制备方法·50·43D打印金属粉末的制备方法。。2.3.1,,,。,。,。,。2.3.2。5(a),5(b)。,,,。,。,、。5Fig.5Thestructureofnozzlesforhighpressureatomization3,3D,。2090,、、、、、,3D,,。3D。,、、,3D。,,3D4:、、、。,,,,,,,,,,。,3D,。3D“”,、,。:[1],,.3D[J].2013,42(4):1-7.[2]AlanFaulkner-Jones.Developmentofavalve-basedcellprinterfortheformationofhumanembryonicstemcellspheroidaggregates[J].Biofabrication,2013(1):1-12.[3].3DDIY—20133D.2013.[4],,.[J].,2011(10).[5],,,.[J].,2009(3).[6],,.-[J].,2004(4).[7],,,.[J].,2007(5).[8],,,.[J].,2006(4).[9],.、[J].,2010(6).[10],,,.[J].,2003(11).[11],,,.[J].,2008(1).[12],,,.[J].,2006(3).[13],,.[J].,2004(2).[14].[D].,2009.[15],.[P].CN201210191380,2012.[16],,,.[J].,2006,25(5),9-12.[17],,.3D[J].,2013,1:90-93.·51·