口间距对Inconel 718合金零件质量的影响
Yuyi Mao1,2, Yintao Gao3, Juan Hu3
1College of Materials Science and Engineering, Nanjing Tech University, Nanjing 211816, China.
Materials (Basel, Switzerland)
|January 23, 2024
概括
在选择性激光化 (SLM) 中优化口间距对于材料性能至关重要. 一个0.06毫米的口间距证明了最佳的结果,部分形成,平衡透度和接强度.
科学领域:
- 材料科学 材料科学 材料科学
- 添加剂制造 添加剂制造 添加剂制造
- 机械工程 机械工程
背景情况:
- 选择性激光化 (SLM) 是一种关键的增材制造技术.
- 口间距是一个关键的过程参数,需要系统地调查其对SLM零件质量的影响.
研究的目的:
- 为了研究口间距和SLM部件的机械性能之间的关系.
- 为了确定最佳的口间距,以提高微硬度,耐磨性和减少多孔性.
主要方法:
- 在SLM过程中,口间距的系统变化.
- 机械性质的评估:微硬度和耐磨性.
- 孔隙密度和部分形态学的分析.
主要成果:
- 减少口间距增加了重叠率,导致池对流和孔隙形成的增加.
- 过大的口间距减少了重叠区域和接间强度,降低了零件质量.
- 0.06毫米的口间距被认为是最佳的部分形成,平衡这些影响.
结论:
- 口间距显著影响SLM部件的机械性能和缺陷形成.
- 门口间距为0.06毫米,为实现高质量的零件提供了有利的平衡.
- 对SLM参数进行进一步的系统研究对于流程优化至关重要.
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