基于Pro_E的螺旋桨曲面建模方法.pdf

制造业信总化—●——■■■■■—■■—■●■■■●■■●●■■—●■■●—●●一仿一,建一ICADICAMICAEICAPP皿墨墨盈西墨叠函西互盈叠盈基于Pro/E的螺旋桨曲面建模方法孙娜“z。阎长罡-,张铁成2 (,辽宁大连116028;,辽宁大连116622) ∥1一?‘??。”~??”””7—9”?7”””””鼍“”啊”~一”????””””璃摘要:结合螺旋桨结构特点及Pro/E功能特点,提出了一种螺旋桨桨叶建模的新方法。该方法采用Pro/E软件的曲线刨薏 i建、缠绕及曲面创建合并等工具,实现直观的建模,摒弃了传统繁琐的三维坐标变换,并在建模过程中对原始设计数据进§ ≯行检查,及时修正数据错误,可快速得到螺旋桨桨叶的三维实体模型。最后,实例验证了新方法的有效性和可行性。# ;关键词:螺旋桨;Pro,E软件;桨叶:曲面造型荛中图分类号:U664。33 文献标识码:^ 文章编号:1002—2333(201 0)07—0061一02 蠢? Modeling Method ofPropeller Blade Surface Based on Pro/E SUN Na‘2’YAN Chang-gan91,ZHANG Tie-chengz ( Mechanical Engineering,Dalian Jiaotong University,Dalian 16028,China; Mechanical Engineering, Dalian University,Dalian 16622,China) Abstract:According the characteristic of structure ofpropeller and function ofPro/E,a new approach modeling the propeller blade applying the Pro/E software tools curve establishment,winding,curve eatablishing and uniting,etc.,the visual modeling realized and the traditional 3D coordinate transformation the modeling,the origenal design data are checked and revised thedata error,then the 3D entity modeling ofpropeller blade can beestablished ,an example given to demonstrate the proposed approach both effective and feasible. Key words:propeller;,Pro/E;blade;surface modeling 螺旋桨是船用推进器申应用最广的一种,它主要由轮毂和叶片两部分组成,桨叶的叶面呈螺旋曲面形,叶片薄厚不均。其曲面形状通常由上百个用于控制其空间形状的型