真空 ›› 2024, Vol. 61 ›› Issue (6): 54-60.doi: 10.13385/j.cnki.vacuum.2024.06.10
李立航, 付鹏飞, 唐振云, 毛智勇
LI Li-hang, FU Peng-fei, TANG Zhen-yun, MAO Zhi-yong
摘要： 真空电子束焊接在大型、大厚度结构的焊接连接上具有难以替代的作用,但受真空室尺寸的限制,其难以满足超大型结构的焊接需求,因此国内外开始进行局部真空电子束焊接技术的研究,仅通过较小的真空室局部覆盖焊接部位以完成超大型结构的电子束焊接。本文总结了近期国内外局部真空电子束焊接技术的发展概况和研究进展,介绍了不同形式、不同类型的局部真空电子束焊接设备,并对局部真空电子束焊接工艺、移动密封及焊缝跟踪等技术难题进行了探讨。
中图分类号: TG406
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