基于响应表面方法的AISI D2钢的球端硬的表面完整性优化
Weimin Huang1, Cong Wan1, Guijie Wang1
1College of Mechanical and Electronic Engineering, Shandong University of Science and Technology, Qingdao, China.
PloS one
|August 25, 2023
概括
这项研究揭示了切割参数如何影响AISI D2钢在球末削过程中的表面完整性. 最佳参数平衡模具和模具的表面粗度,磨损和耐疲劳性.
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
- 部落学 (tribology) 是一个学科.
背景情况:
- 表面完整性对于硬化钢构件,如模具和模具,至关重要.
- 球末削是工具制造中复杂几何形状的关键工艺.
- 了解切割参数效应对于优化性能和寿命至关重要.
研究的目的:
- 系统地调查切割参数在球末削过程中对AISI D2钢的表面完整性的影响.
- 为切割参数提出一个优化的方案,考虑表面完整性,耐磨性和耐疲劳性.
- 为模具制造行业的参数选择提供指导.
主要方法:
- 使用响应表面方法 (RSM) 来分析和优化切割参数.
- 系统的实验设计,以研究切割的辐射深度,线速度和每颗牙的料的影响.
- 评估表面粗度,工件硬化,残余应力,微硬度和耐磨性.
主要成果:
- 切割的辐射深度 (62.05%) 显著影响了表面粗度,其次是轮速度 (13.25%).
- 降低线速度和切割的辐射深度会增加工作硬化,并产生有益的压力余应力.
- 优化参数需要平衡耐磨性 (高线速度,低料/切割深度) 和耐疲劳性 (中等参数).
结论:
- 切割参数对AISI D2钢球端削的表面完整性,耐磨性和耐疲劳性具有重要影响.
- 建议使用特定的参数范围来实现所需的表面性能和加工效率.
- 这些发现为制造高性能模具和模具提供了实际指导.
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