利用可拓集合理论的材料切削性能评判方法_范传强.pdf

/ (M odernM anufacturing Engineering) 2011 1 ,, (, 710072) : , , , , : ;; : TG14 : A : 1671) 3133( 2011)01) 0067) 04 E valuation of m aterial m ach inab ility based exten sion set FA Chuan-qiang, T IA X-i tian, LIU Shu-nuan (M inistry of Education Key Lab ofContemporary Design and IntegratedM anufacturing T echnology, orthwestern PolytechnicalUniversity, X ipan 710072, China) A bstrac t: For fast, accurately identifyingmachinability ofmaterials, proposed evaluation ofmaterialmachinability based extension set1By using extension set, establishedmaterialpsmachinabilitymatter-elementmodelandmaterialsp classic fields and global field based on the analysis ofmaterialspmachinability influencing factors; used correlation function to calculate the smi ilarity bewt een material sample and classic fields further predictedmaterialspmachinability1 K ey w ord s: machinability; cutting parameters; extension set 0 (), , , , , , , , , , 1 , , , , [ 1] ; : M , M C, M C V, R = (M , ; C, V) n c ,