Mechanical design of the stressed- lap polishing tool | |
Wang lei; Zhu Yong-tian; Zhang Qing-feng | |
2006-01-25 | |
会议录名称 | Optical Devices and Instruments |
卷号 | 6024 |
期号 | 6024 |
页码 | Vol.6024 1-7 |
会议日期 | 2005-8-21 |
会议地点 | Changchun, China |
会议主办者 | The International Society for Optical Engineering |
出版者 | SPIE |
摘要 |
We present an overview of the engineering design of stressed lap developed at Nanjing Institute of Astronomical Optics & Technology. Stressed lap consists of two parts: active deformable lap, driving-adjusting mechanism. The finite element model for active deformable lap is constructed, and the performance of lap deforming is discussed. Descriptions about mechanical structure of driving-adjusting mechanism are given. Now, stressed-lap polishing tool has been used to accomplish a fast parabolic mirror in Nanjing. The φ910mm F/2 parabolic mirror has been figured to an accuracy of 22 nm . |
关键词 | Aspheric Mirror Polishing Stressed Lap Finite Element Analysis |
学科领域 | 天文镜面(材料、加工、检测) |
文献类型 | 会议论文 |
条目标识符 | http://ir.niaot.ac.cn/handle/114a32/416 |
专题 | 会议论文 |
推荐引用方式 GB/T 7714 | Wang lei,Zhu Yong-tian,Zhang Qing-feng. Mechanical design of the stressed- lap polishing tool[C]:SPIE,2006:Vol.6024 1-7. |
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