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通过集成的Taguchi DOE和CAE模拟来缓解厚壁热塑性组件中的沉降空隙

Feng Wang^1,2, Wenbo Luo³, Jiling Bu²

¹College of Mechanical Engineering and Mechanics, Xiangtan University, Xiangtan 411105, China.

|April 26, 2025

概括

这项研究优化了铁路尺寸板的注塑成型参数,显著减少了水槽空隙. 结构设计的更改进一步将缺陷降到最低,确保高质量,没有空隙的组件.

科学领域:

材料科学材料科学材料科学
制造业工程制造工程
聚合物工程聚合物工程

背景情况:

标尺板,复杂的厚壁注射成型部件用于高速铁路,容易陷入水槽空隙.
缺陷来自不均的冷却,材料收缩,纤维方向,喷泉流量和核心补偿问题.

研究的目的:

通过实验设计 (DOE) 和计算机辅助工程 (CAE) 分析注入参数对尺寸板体积收缩的影响.
确定最佳的注塑成型参数,并实施结构设计修改,以最大限度地减少水槽空隙.

主要方法:

利用Taguchi直角阵列 (L9) 在三个级别上改变四个注塑参数.
采用 MoldFlow 分析,根据优化参数检查水槽空隙原因.
实现了结构优化,以获得统一的墙壁厚度.

主要成果:

DOE和CAE的模拟确定了影响体积收缩的关键注入参数.
模具流分析证实,在标准设计中,水槽空洞的概率很高.
结构优化导致墙壁厚度均,有效地减少了水槽空隙.

结论:

优化的注入参数和结构设计成功地消除了仪表板中的水槽空隙.
改进的设计确保了铁路部件的质量始终符合工程规格.

关键词:

塔古奇技巧 - 塔古奇技巧冷层的分数是冷层的分数.测量仪板板块测量仪板板块洗手间的空虚的地方.温度分布的温度分布是什么容量收缩缩小的数量.

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