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液力扭变器是自动变速车的关键部件，其中电子束焊接工艺难度很大。叙述了该焊接设备的设计思路、设备性能和特点以及最终的工艺效果。说明我国小功率电子束焊接设备的设计和制造技术有了新的发展，对我国中高档汽车、小型航空部件的国产化会有一定的促进作用。
Hydraulic torque converter is a key component of automatic transmission vehicles, including electron beam welding process is very difficult. Described the welding equipment design ideas, equipment performance and characteristics and the final process effect. This shows that there is a new development in the design and manufacture of low-power electron beam welding equipment in our country, which will promote the localization of middle and high-grade automobiles and small aviation components in our country.