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ＺＤＦ－４１型真空计在电子束焊机上的应用韦寿祺（机械部桂林电器科学研究所桂林市５４１００４）１前言电子束焊接是一种高能量密度焊接技术。需要在真空条件下焊接。电子束焊机共有两套真空系统──电子枪室和焊接室。每套真空系统抽气工作由真空机械泵和扩散泵完成。...
Application of ZDF-41 Vacuum Gauge in Electron Beam Welder Wei Shouqi (Guilin Institute of Electric Apparatus, Guilin 541004, China) 1 Introduction Electron beam welding is a kind of high energy density welding technology. Requires welding under vacuum. Electron beam welding machine has two sets of vacuum systems ─ ─ gun chamber and welding chamber. Each vacuum system pumping work by the vacuum mechanical pump and diffusion pump to complete. ...