使用UV纳米秒脉冲激光切割无布的激光切割
Jiajun Fu1,2, Chao Liu1,2, Runhan Zhao1,2
1School of Mechanical Engineering, Southeast University, Nanjing 211189, China.
Micromachines
|November 27, 2024
概括
紫外线纳秒脉冲激光切割优化了无布生产. 最佳参数可以在最小的碳化和氧化条件下产生高质量的切割,从而增强织工业的应用.
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
- 织技术 织技术 织技术
背景情况:
- 激光切割为织行业的无布提供了高效率和高品质.
- 优化激光参数对于实现所需的切割质量和材料完整性至关重要.
研究的目的:
- 为了研究UV纳秒脉冲激光参数对非织造织物切割的影响.
- 为了确定最佳的加工参数,以实现高效和高质量的激光切割.
- 分析由此产生的沟宽度,表面形态和化学成分.
主要方法:
- 使用355nm紫外线纳秒脉冲激光,最大功率为6.5W.
- 在不同的扫描速度 (100700 mm/s) 和频率 (2070 kHz) 中切割0.15毫米厚的非织造布.
- 通过使用各种表征技术,分析了宽,表面形态和化学成分.
主要成果:
- 最佳切割参数被确定为500 mm/s扫描速度和30 kHz频率.
- 实现了0.214毫米的隙宽度,碳化和氧化水平较低.
- 激光切割的表面呈现出平坦的,类似于剪刀切割,具有复杂设计的潜力.
结论:
- 该研究成功地确定了最佳的UV纳秒脉冲激光参数,以实现高效的无布切割.
- 结果表明,高质量的切割具有最小的不良副作用,适用于织应用.
- 激光切割为生产无布复杂图案提供了一种多功能方法,促进了更广泛的采用.
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