3、型对于打印的成型质量具有指导和优化作用。最后，根据加工工艺与材料特征选择以打印沙盘地形作为此种材料的应用方向。本文从谷歌地球上抓取地图模型，通过Sketchup、Geomagic等相关三维软件进行特定处理后生成打印机支持的模型格式，打印成品质量和外观均能满足应用需求。关键词：3D打印技术；FDM；竹塑复合材料；熔体分析；地形导出与处理I摘要ABSTRACTScience and technology of 3D printing have been swept the world in recent two years. Fused depositi
4、on modeling receives much concern as one of the most common techniques, and its first problem is deletion of material type. Therefore, based on the background of fused deposition modeling, application direction of printing and geographical environment of my school, environmenta
5、l protection printing material, including polylactic acid with hot melt as base material, bamboo powder as filler were developed and application analyzed. Firstly, the material and forming principle are analyzed, and prepared methods with fractional bulk are determined, which a
6、re verified by practical production of industry in the paper. The effect of addition of different kinds of adding agents on material forming was researched, and determinethebestratio. The using method of the material is same as that of traditional polylactic acid, and its textu
7、re similar to grain is produced when printing. Secondly, according to the material properties requirements for the structure of nozzle and the fluidity of material, theoretical analysis are detailed in the paper,getcharacteristicsimageandclarifytheshapechangewhenmaterialflowint
