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本文阐述了对电子束焊机电子枪中电子光学系统应用计算机计算的优点,对产生高压击穿的原因和影响电子束性能的因素进行了分析,并介绍了为提高电子枪工作可靠性和重复性所采取的措施。
In this paper, the advantages of computerized calculation of the electron optical system in electron beam welding electron gun are expounded. The causes of high voltage breakdown and the factors that affect the performance of electron beam are analyzed. In order to improve the reliability and repeatability of electron gun the measures taken.