| 电子束焊缝二次电子成像系统设计研究 |
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| 引用本文： | 常宏斌,薛兴. 电子束焊缝二次电子成像系统设计研究[J]. 机械与电子, 2007, 0(10): 23-25 |
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| 作者姓名： | 常宏斌 薛兴 |
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| 作者单位： | 桂林电子科技大学机电工程学院,广西,桂林,541004;桂林电子科技大学机电工程学院,广西,桂林,541004 |
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| 摘 要： | 在研究二次电子特性及成像机理的基础上,设计了二次电子成像系统.其原理是通过同步扫描系统使焊机与显像管中电子束同步光栅扫描,用采集板收集从工件上轰击出来的二次电子,此二次电子信号通过前置放大和视频放大,最后在显像管得到焊缝图像.并且该系统在实验中得到了初步预期的结果.
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| 关 键 词： | 电子束 焊缝 二次电子 图像 |
| 文章编号： | 1001-2257（2007）10-0023-03 |
| 修稿时间： | 2007-07-09 |
Design of Secondary Electron Images System for Electronic Beam Welding Seam |
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| CHANG Hong-bin,XUE Xing. Design of Secondary Electron Images System for Electronic Beam Welding Seam[J]. Machinery & Electronics, 2007, 0(10): 23-25 |
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| Authors: | CHANG Hong-bin XUE Xing |
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| Affiliation: | School of Mechatronics Engineering,Guilin University of Electronic Technology,Guilin 541004,China |
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| Abstract: | Based on the study of secondary electron image characteristics and mechanisms,a secondary electron image system is designed in the text.The electron beam between machine and kinescope is isochronous grating scanning by isochronous grating scanning system.Collect board collects secondary electron bombarded from workpiece.Welding seam image can be acquired from kinescope by preamplifier and videoamplifier.We receive prospective results in the experiment. |
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| Keywords: | electronic beam welding seam secondary electron image |
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