机车车辆用防松螺母研制

Research and Development of Locknut for Locomotive

文章从研制背景、研制过程、装车验证、研制结论、防松性能及依据、研制成果6个方面介绍了机车车辆用防松螺母的研制开发历程,对比分析了新旧防松螺母的防松性能,解决了机车车辆用防松螺母研制中出现的问题,实现了防松螺母在机车转向架和电气上的成功应用。

With the technology introduction of HXD2 locomotive, the research and development of parts and components is more and more important. This article described the research and development history of locknut for locomotive from research and development background and process, loading verification, research and development conclusion, anti loosening performance and basis, research and development results. The anti loosening performance of locknut is compared and the problems are solved. The successful application of locknut in locomotive is realized.