• CN:11-2187/TH
  • ISSN:0577-6686

›› 2013, Vol. 49 ›› Issue (17): 1-9.

• 论文 •    下一篇

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光学零件可控柔体制造的理论基础与方法

李圣怡;彭小强   

  1. 国防科技大学机电工程与自动化学院
  • 发布日期:2013-09-05

Basic Theory and Method of Controllable Compliant Tools for Optic Elements Manufacturing

LI Shengyi;PENG Xiaoqiang   

  1. School of Mechatronic Engineering and Automation, National University of Defense Technology
  • Published:2013-09-05

摘要: 非球面光学零件利于获得高品质光学特性和高质量图像效果,并使镜组小型化设计成为可能,在航空、航天、国防以及高科技民用领域应用越来越广泛。传统光学制造技术已经远远不能适应非球面光学零件的广泛需求,光学制造已开始向现代先进光学制造方向转变。对先进光学制造技术体系与基础理论进行探讨,将引领该领域的科学研究向纵深发展。通过总结分析非球面光学制造的发展历程,提出可控柔体制造(Controllable compliant tools, CCT)的概念。其关键共性理论基础包含:去除函数的成因与数学模型、多参数控制策略、4D数控技术和误差演变理论与控制技术和装备技术等。以磁流变抛光(Magnetorheological finishing, MRF)和离子束抛光技术(Ion beam figuring, IBF)为例对该理论和试验进行初步探讨,说明了可控柔体制造这一概念可以作为一种新的分类方法用于定义非球镜第三代加工技术,并且可能成为光学制造领域一种新的研究体系。

关键词: Bayesian原理, 可控柔体制造, 研抛技术, 驻留时间计算, 最大熵原理

Abstract: Aspheric optics can attain excellent optical qualities and image effects, which makes it feasible to get miniaturized arrangements of multi-mirrors. Therefore they are more and more widely applied in fields like aviation, space, national defense and high-tech civilian industries. Conventional optic elements manufacturing technology is far less capable to meet extensive demands of aspheric optics, leading to the transformation to modern advanced optic manufacturing technologies. Herein researches on advanced optic manufacturing technology system and basic theory direct further development of this area. On the basis of reviewing the evolution of aspheric optic manufacturing, a basic idea of controllable compliant tools (CCT) is put forward. Key common theories are composed of the origin and mathematic model of removal function, multi-parameter control strategy, 4-dimension numerical control technology and error evolution theory as well as control method and equipments. It is a primary discussion of this theory on the foundation of experiments using magnetorheological finishing (MRF) and the ion beam figuring (IBF). Controllable compliant tools can be regarded as another innovative means to define the third generation of aspheric optics manufacturing, and maybe even become a creative research system in the field of optical manufacturing.

Key words: Bayesian principle, Calculation of dwell time, Controllable compliant tools, Lapping and polishing technologies, Maximum entropy principle

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