数控机床加工精度提高技术的进展及其存在的问题  

Improvement Technology and Research Contents of Machining Accuracy for CNC Machine Tools

作　　者：李小彭[1] 刘春时[1,2] 马晓波[2] 李晖[2] 

机构地区：[1]东北大学机械工程与自动化学院,沈阳110004 [2]沈阳机床股份有限公司,沈阳110142

出　　处：《组合机床与自动化加工技术》2010年第11期1-4,共4页Modular Machine Tool & Automatic Manufacturing Technique

基　　金：国家自然科学基金(50805020);中央高校基本科研业务费专项资金(N090403004)

摘　　要：数控技术和数控机床的诞生开创了控制和生产领域的新时代,给机械制造业带来了一次新的技术革命。数控机床技术的迅速进步大大推进了精密、超精密加工技术的发展,使加工精度提高到了一个新的台阶,提高数控机床精度的研究也得到了极大的重视。从误差防止和误差补偿两个方面,介绍了国内外关于提高数控机床精度的研究现状,指出了具有广泛应用前景的误差补偿这项实用技术之所以难以在国内数控机床行业普及和使用所存在的核心问题。最后根据企业实际情况提出开展误差补偿技术应用研究的必要性和主要研究内容。To bring a new technological revolution,CNC technology and machines give the birth of a new era of control and production.The rapid development of CNC has considerably advanced the precision and ultra-precision machining technology to improve a new level and great attention.From error prevention and compensation,researches of the CNC machines precision at home and abroad were introduced.Key reasons for error compensation hardly use in the domestic widely were pointed out.Finally,the necessity and main contents of error compensation technology were presented according to the actual situation of enterprises.

关 键 词：机床精度 几何误差 热误差 误差建模 误差补偿 

分 类 号：TH161.51[机械工程—机械制造及自动化]