非球面透镜模压成型仿真技术  

Simulation technology of compression molding aspherical glass lens

作　　者：张小兵[1,2] 尹韶辉[1] 朱科军[1] 陈逢军[1] 余剑武[1] 

机构地区：[1]湖南大学国家高效磨削工程技术研究中心,长沙410082 [2]湖南工程学院,湖南湘潭411105

出　　处：《光学技术》2013年第3期204-211,共8页Optical Technique

基　　金：国家科技重大专项(2010ZX04001-151);国家自然科学基金(50975804);江苏省科技计划(BE2011053)资助

摘　　要：综述了目前光学玻璃模压成型技术状况,介绍了用于模压玻璃材料特点、材料参数的温度相关性及其在模压过程中所表现粘弹性力学特性,探讨了用于玻璃模压仿真中一些理论模型,包括力学模型、热传递、结构松弛模型及接触模型,并对模压仿真技术的应用情况进行了简要归纳与总结,并对未来发展方向进行了展望。Aspheric optical glass molding technology is introduced briefly. Glass material characteristics, glass mate- rial temperature correlation and performance characteristics of glass are introduced. Some theoretical models of compres- sion molding are discussed during simulation, such as heat conduction model, mechanical model, structure relaxation model and contact model. And application of simulation technology of compression molding glass lenses are reviewed, and the future research direction is prospected.

关 键 词：非球面 玻璃 模压成型 有限元 

分 类 号：TH128[机械工程—机械设计及理论]