CVT 阶梯筒形件的精密冲压关键技术探讨  

Discussion on the Key Technology of Precision Stamping for CVT Stepped Cylindrical Parts

作　　者：彭宇明 吴有彬[2] 罗振 PENG Yuming;WU Youbin;LUO Zhen(Advanced Drive Energy Saving Technology Engineering Research Center of the Ministry of Education,Chengdu Sichuan 610000,China;Southwest Jiaotong University,Chengdu Sichuan 610000,China;Liuzhou Longjie Auto Parts Co.,Ltd.,Liuzhou Guangxi 545000,China)

机构地区：[1]先进驱动节能技术教育部工程研究中心,四川成都610000 [2]西南交通大学,四川成都610000 [3]柳州龙杰汽车配件有限公司,广西柳州545000

出　　处：《汽车零部件》2021年第9期41-45,共5页Automobile Parts

摘　　要：CVT主动轮与从动轮活塞套作为典型的阶梯筒形件,具有结构复杂、成型难度大的特点。采用CAE分析的方法研究了冲压成型过程中各个主要因素对结果的影响规律,通过正交试验优化的方法得出较为合适的冲压参数,并将仿真结果进行试模。结果表明:工件成型良好,与优化模拟相近,验证了正交优化方法的正确性,且通过精密冲压的方法提高了该零件的生产效率。As a typical stepped cylinder,the piston sleeve of CVT driving wheel and driven wheel has the characteristics of complex structure and difficult forming.CAE analysis method was used to study the influence of the main factors in the stamping process on the results,the more appropriate stamping parameters were obtained by orthogonal experiment optimization method,and the simulation results were tested.The result shows that the forming is good,which is close to the optimization simulation.The correctness of the orthogonal optimization method is verified,and the production efficiency of the part is improved by precision stamping.

关 键 词：阶梯筒形 CAE分析 冲压成型 正交试验 

分 类 号：U466[机械工程—车辆工程]