低比转速离心泵精确建模与装配  

3D modeling and assembly of low specific speed centrifugal pump

作　　者：张锦[1] 王术新[1] 吴小林 

机构地区：[1]镇江船艇学院 [2]65755部队

出　　处：《中国农机化学报》2015年第4期154-156,共3页Journal of Chinese Agricultural Mechanization

基　　金：江苏省博士后科研资助计划(1201045C);江苏省"333工程"科研资助计划(BRA2013314)

摘　　要：三维模型是进行流体仿真和数字化制造的基础,针对低比转速离心泵实物,采用反求技术,重点围绕叶轮、泵壳等具备复杂特征零件的三维建模,对该泵进行三维建模和装配的有关问题进行探讨。结果表明,采用6阶多项式对叶片进行拟合的残差平方和为0.027 262,能达到满意的精度。3D model is the basis of fluid simulation and digital manufacturing.In view of the low specific speed centrifugal pump material object,through the reverse technology,the 3Dmodeling of the impeller and pump case which have the complex features was set up,and the related problems of 3Dmodeling and assembly were discussed.The residual sum of squares of 6order polynomial fitting of the blade is 0.027262,which can achieve satisfactory accuracy.

关 键 词：离心泵 叶轮 PRO/E 三维模型 装配 

分 类 号：S237[农业科学—农业机械化工程] TP339[农业科学—农业工程]