提高车轮锻轧模具使用寿命的研究  

Research on Improving Service Life of Wheel Forging Die

作　　者：刘华堂 周伟 Liu Huatang;Zhou Wei(Taiyuan Heavy Industry Rail Transit Equipment Co.,Ltd.,Taiyuan Shanxi 030032)

机构地区：[1]太原重工轨道交通设备有限公司,山西太原030032

出　　处：《山西冶金》2021年第3期66-69,共4页Shanxi Metallurgy

摘　　要：对车轮锻轧中不同模具的失效方式进行分类研究,从模具堆焊强化及修复、模具表面合金强化、优化模具设计、改善模具的使用条件及维护水平四个方面对提高车轮锻轧模具的寿命进行了研究。通过试验得出了最优的轧辊表面合金强化方案,设计了新的芯棒结构,降低了模具成本,建立了模具使用及维护制度,研究成果在生产中得到了应用,取得了良好的经济效益。This paper studies on the classification of the failure by different molds in the wheel forging process.Research has been carried out to improve the life of wheel forging molds from four aspects: strengthening and repairing of mold surfacing,alloy-strengthening of mold surface,optimizing mold design,improving mold using conditions and maintenance level.Through experiments,the optimal alloy-strengthening of roll surface scheme was obtained,a new mandrel structure was designed to reduce the mold cost,and the mold using and maintenance requirement system was established.The research results have been applied in production and achieved good economic benefits.

关 键 词：车轮锻轧 模具寿命 表面合金强化 模具使用维护 

分 类 号：TG335[金属学及工艺—金属压力加工]