外部能场辅助搅拌摩擦焊接技术综述

Review of External Energy Field Assisted Friction Stir Welding

外部能场辅助搅拌摩擦焊接是一种改进型固相焊接方法,在航空航天、汽车制造、能源领域等方面得到了广泛应用,通过引入外部能场,可以改善焊接接头的组织和性能,提高焊接质量和效率。本文对外部能场辅助搅拌摩擦焊接技术进行了分类,综述了能场的选择和控制、工艺参数的优化等,阐述了外部能场对焊接温度、轴向载荷、接头组织性能的影响,最后总结了外部能场辅助搅拌摩擦焊接技术未来的发展趋势。

External energyfield assisted friction stir welding(FSW)is an improved solid-phase welding method that is widely used in aerospace,automotive manufacturing,and energy industries.By introducing external energy,the microstructure and properties of the joint can be improved,thereby enhancing the welding quality and efficiency.This article classifies external energy field-assisted FSW techniques,summarizes the selection and control of energy fields,optimization of process parameters,and summarizes the effects of external energyfields on welding temperature,axial load,and joint microstructure and properties.Finally,this article summarizes the future development trends of external energyfield-assisted FSW technology.