in order to apply this technology in practice, special development of cad ( computer aided design ) for the blade precision forging die is systematically studied on the basis of ugii ( v . 14 ) in this thesis 本文針對這一迫切需要,利用ugii(14版)軟件作為二次開發(fā)平臺,對葉片精鍛模cad二次開發(fā)作了系統(tǒng)的研究。