在AZ91D合金精密削中分析材料去除过程
1Department of Production Engineering, Lublin University of Technology, 20-618 Lublin, Poland.
Micromachines
|November 27, 2025
概括
精密研磨AZ91D合金,发现末端机管的材料去除不均. 较高的料速度减少了形的形成,表明了塑料变形.
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
- 机械工程 机械工程
背景情况:
- 合金AZ91D在航空航天和汽车工业中至关重要.
- 精密削是这种合金的关键制造工艺.
- 了解材料去除机制对于优化加工至关重要.
研究的目的:
- 为了研究AZ91D合金在精密研磨过程中的材料去除过程.
- 分析芯片形成机制和笛子性能.
- 为了确定每颗牙的料对毛形成的影响.
主要方法:
- 使用高速摄像头对切割区域进行高频成像.
- 进行了精密磨砂实验,每颗牙的料不同.
- 在切割笛的不同阶段观察到芯片的形成.
主要成果:
- 观察到末端机的两个切削管之间不均的性能.
- 通过第一个笛子确定了主要的材料去除,从而产生更大的芯片.
- 由于塑性变形,在低料速率下证实了显著的形形成.
- 证明,增加每颗牙的料可以最大限度地减少毛的形成.
结论:
- 这项研究阐明了AZ91D合金削中复杂的芯片形成动态.
- 每颗牙的料是一个关键参数,影响材料去除均性和口生成.
- 优化料速率可以通过减少痕来提高加工效率和表面质量.
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