一种基于CAD绘图软件的涡旋压缩机型线方程反求方法  

An Inverse Method of Scroll Equations of Scroll Compressor Based on CAD Drawing Software

作　　者：郝胜利 马国远[1] 许树学[1] HAO Sheng-li;MA Guo-yuan;XU Shu-xue(College of Environmental and Energy Engineering,Beijing University of Technology,Beijing 100124,China)

机构地区：[1]北京工业大学环境与能源工程学院,北京100124

出　　处：《压缩机技术》2020年第6期1-5,共5页Compressor Technology

基　　金：国家自然科学基金项目(51776004);北京市教委科技计划项目(SQKM201810005011)。

摘　　要：提出了一种基于CAD绘图软件的涡旋压缩机型线方程反求方法。利用该方法,对于任意给定某涡旋压缩机涡旋盘的图形,即可求得其内外涡旋型线的数学表达式。该方法步骤简单,通用性强。反求出的型线方程,基圆半径误差为9.85046×10^-5 mm,发生角误差为-0.00038317 rad,可满足加工精度要求。An inverse method for the scroll equations of scroll compressor based on CAD drawing software is proposed in the paper.With this method,for any given scroll compressor profile,the mathematical expressions of the scroll profile inside and outside the scroll can be calculated.The method has simple steps and strong versatility.The final inverse solution of the scroll profile equation has a base circle radius error of 9.85046×10-5 mm and a starting involute angle error of-0.00038317 rad,which can meet the processing accuracy requirements.

关 键 词：基圆渐开线 逆向工程 涡旋压缩机 型线方程反求 

分 类 号：TH45[机械工程—机械制造及自动化]