基于数值模拟的L50电机定子外壳冷锻成形工艺研究

Study on cold forging process of stator shell of L50 motor based on numerical simulation

在分析L50电机定子外壳结构的基础上,提出了一种适用于大批量生产的L50电机定子外壳冷锻成形工艺方案,并完成了相应的模具结构设计。基于DEFORM-3D软件,对L50电机定子外壳冷锻成形过程进行了数值模拟,掌握了零件成形过程中成形载荷、材料流动及应力应变场的变化规律,数值模拟结果表明:L50电机定子外壳成形过程中材料流动均匀、应力应变变化情况良好。经生产实际应用,L50电机定子外壳成形件满足精度要求,模具寿命符合预期,验证了L50电机定子外壳冷锻成形工艺方案的合理性。

Based on the analysis of stator shell structure of L50 motor,a cold forging forming process for stator shell of L50 motor suitable for mass production was proposed,and the corresponding die structure design was completed.Based on deform-3d software,the cold forging forming process of the stator shell of L50 motor was simulated numerically,and the variation law of forming load,material flow and stress-strain field was achieved.Through production and practical application,the forming parts of the stator shell of L50 motor meet the requirements of accuracy,and the mold life is in line with the expectation,which verifies the rationality of the cold forging forming process of the stator shell of L50 motor.