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阐述了深孔喷焊枪的类型、结构及设计要点;主要技术数据和使用性能;影响深孔喷焊枪稳定工作因素及有关的工艺措施。本研制的深孔喷焊枪,具有外形小、结构紧凑,承载能力适中、工作稳定可靠,能充分满足Dg20以上截止阀阀体、Dg80以上闸阀阀体深孔密封面的喷焊要求。
The type, structure and design points of the deep hole spray gun are expounded; the main technical data and the performance are discussed; the stable working factors of the deep hole spray gun and the related technological measures are also discussed. The developed deep hole spray gun has the advantages of small size, compact structure, moderate bearing capacity, stable and reliable work, and fully meets the requirements of the spray welding of the deep-hole sealing surface of the gate valve above Dg80 and the valve above Dg80.