格子分析:增材制造格子结构的结构层可视化和检查
IEEE transactions on visualization and computer graphics
|August 6, 2025
概括
LatticeAnalytics为使用X射线计算机断层扫描数据检查增材制造格子结构中的缺陷提供了一个新的框架. 该工具增强了复杂部件的验证,加速了新材料和组件的开发.
科学领域:
- 材料科学与工程 材料科学与工程
- 增材制造 增材制造 增材制造
- 计量与检查与检查工作
背景情况:
- 增材制造 (AM) 能够为高性能零件提供复杂的几何形状,这在医学和国防方面至关重要.
- 内部格子结构优化了强度与重量比,但也带来了验证挑战.
- 目前的X射线计算机断层扫描 (XCT) 数据分析对于复杂的格子验证是很困难的,阻碍了材料科学家的创新.
研究的目的:
- 引入LatticeAnalytics,这是一个用于视觉检查AM格子结构缺陷的新框架.
- 为XCT数据管理,远程访问和新型可视化提供端到端解决方案.
- 通过解决验证瓶来促进新型AM部件的开发.
主要方法:
- 开发了一个XCT扫描数据管理和基于Web的远程访问的框架.
- 实施了使用VR进行初始注册的粗对齐,随后进行线下支架识别.
- 启用了在多个分辨率上对单个支架的子体积查询,以进行高效的分析.
- 引入了新的视觉编码:轮视图和粗度地图用于支架质量评估.
主要成果:
- LatticeAnalytics框架为AM格子中的缺陷检查提供了一个端到端的解决方案.
- 新的可视化 (轮视图,粗度图) 可以快速评估支架质量.
- 亚体积查询和并行化提高了对于特定的计量标准的计算效率.
- 专家采访证实了该框架在加强检查工作流程方面的实用性和有效性.
结论:
- LatticeAnalytics显著改善了复杂的AM格子结构的验证过程.
- 该框架解决了关键的瓶问题,使材料科学家能够创建具有先进性质的新型AM部件.
- 这项工作有助于更广泛地采用和推进高性能增材制造.
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