逆向工程曲面模型辅助特征提取技术研究

Auxiliary feature extraction methodologies of surface model in reverse engineering system

作为逆向工程的关键步骤之一,曲面模型辅助特征提取有力地支持了产品创新再设计,以CATIA、Geomagic Qualify商业CAD软件为平台,并结合逆向工程中的相关理论,针对逆向工程曲面模型辅助特征提取,提出了一种新的对称面和拉伸方向提取方法,并通过实例证明方法的有效性。

As the one of key technology of reverse engineering, auxiliary feature extraction is benefit to support innovation redesign ,the commercial software of CATIA and Geomagic Qualify as the platform was used in reverse engineering system based on related theoreti- cal, aiming at the auxiliary feature extraction of surface model in reverse engineering system, proposed new methods on extraction of symmetric plane and extruding the feasibility and effectiveness of those extraction methods were proved by actual example.