The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
The parameters extraction of revolution surface in reverse engineering
Author(s): 
Pages: 178-181
Year: Issue:  1
Journal: JOURNAL OF PLASTICITY ENGINEERING

Keyword:  回转面点云特征提取极小惯量;
Abstract: 从某种意义上说,逆向工程是从已有实物的测量数据点中提取特征参数进行模型重建的过程.回转面是机械零件中常见的几何特征,文章首先介绍了任意位置回转面特征参数的提取原理,然后采用极小惯量法运用MAT-LAB语言求出截面点云数据的对称轴及其垂线,通过截面点云对称轴并以其垂线为法矢量构造平面,该平面与数据点云求交,即得到回转面的母线数据点,运用NURBS曲线拟合得到母线,再应用极小惯量法求出母线数据点云对称轴,即回转轴线,从而实现了回转面的构建,最后用实例验证了该方法的正确性.
Related Articles
No related articles found