提高DD13板材的深度绘图质量:使用盒式设计优化工艺参数
Ilhan Celik1, Abdullah Tahir Şensoy2,3, Gokhan Seven4,5
1Department of Mechanical Engineering, Faculty of Engineering and Natural Sciences, Samsun University, Samsun 55420, Türkiye.
Materials (Basel, Switzerland)
|April 24, 2025
概括
这项研究优化了DD13板材的深度绘制参数,显著降低了削减和稀释比率. 按压速度和压力等关键变量被调整为更好的制造结果.
科学领域:
- 材料科学与工程 材料科学与工程
- 制造过程 制造过程 制造过程
- 板块金属成型加工 板块金属成型加工
背景情况:
- 深度绘制是一种至关重要的金属成型工艺,具有固有的挑战,如削耳和稀释.
- 控制工艺参数对于优化产品质量和最大限度地减少深度绘图中的缺陷至关重要.
研究的目的:
- 为了全面分析压力下降速度,空白持有压力和冲压压力对DD13金属板的削减和稀释比率的影响.
- 确定最佳的工艺参数,以最大限度地减少深度绘制中的耳孔和薄化,特别是高深度绘制比率 (> 2).
主要方法:
- 使用Box-Behnken设计 (BBD) 来建立过程参数和响应变量 (和稀释比率) 之间的关系.
- 采用差异分析 (ANOVA) 来验证开发的回归模型,实现高R平方值 (0.98用于耳朵,0.97用于薄化).
- 通过回归分析确定了最佳参数设置,用于最小化耳边比率和均壁厚.
主要成果:
- 开发了可靠的预测模型,以高准确度 (R2 > 0.97) 测试耳朵和薄化比率.
- 确定了最佳参数值:压力下降速度 (27.38),空白持有压力 (10) 和冲压压力 (22) 以最大限度地减少听力损伤.
- 在压力下降速度 (26.55),空白持有压力 (10) 和冲压压力 (22) 时实现了对均壁厚的最佳设置.
- 在实验运行中,报告的最终削减和稀释比分分别为3.79和21.19,在实验运行中.
结论:
- 优化压力下降速度,空白持有压力和冲压压力有效地减轻了DD13板材深度绘制中的耳孔和稀薄缺陷.
- 已建立的模型为预测和控制高比例深度绘图应用中的产品质量提供了可靠的框架.
- 这些发现表明,战略参数调整可以显著克服深度绘制制造工艺固有的局限性.
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