系统地介绍了发电机定子线圈与并头板采用双头焊炬进行加热的火焰钎焊工艺方法,包括焊前清理防护、接头装配、火焰加热及钎焊、钎焊质量检查等,并分析了采用双头焊炬火焰钎焊较传统火焰钎焊的优越性。实践证明,采用双头焊炬火焰钎焊更为经济、高效,接头质量更为安全、可靠。 This paper systematically introduces the process of flame brazing with the stator torch and the head plate heated by the double head torch, including the cleaning before welding, the assembly of fittings, the heating and brazing of flame, the quality inspection of brazing, etc. The advantages of using double torch flame brazing than traditional flame brazing. Practice has proved that the use of double torch flame brazing more economical and efficient joint quality is more secure and reliable.