在CAD模型和实物上模拟和验证2D/3D激光线传感器测量算法
Rok Belšak1, Janez Gotlih1, Timi Karner1
1Laboratory for Robotisation, Faculty of Mechanical Engineering, University of Maribor, 2000 Maribor, Slovenia.
Sensors (Basel, Switzerland)
|November 27, 2024
概括
本研究介绍了一种新的MATLAB算法,用于模拟CAD模型上的2D/3D激光线传感器测量. 该工具提高了工业检查的准确性和效率,并支持使用合成数据进行人工智能培训.
科学领域:
- 工程 工程师 工程师 工程师
- 计算机科学 计算机科学
- 计量学 计量学 计量学
背景情况:
- 工业和研究应用越来越依赖2D/3D激光线传感器来完成关键任务.
- 准确和高效的模拟工具对于表面检查,维度验证和质量控制至关重要.
- 现有的模拟方法面临复杂的CAD模型和传感器特征的挑战.
研究的目的:
- 开发一种新的,高效的MATLAB算法,用于模拟STL CAD模型上的2D/3D激光线传感器测量.
- 解决当前模拟技术的局限性,包括处理复杂的几何形状和传感器分辨率.
- 提供一种工具,减少对物理原型的需求,并有助于生成用于AI培训的合成数据.
主要方法:
- 在MATLAB中实现了一个修改的快射线三角交叉算法.
- 该算法结合了传感器分辨率,并处理组装模型中的重叠三角形.
- 模拟结果与现实世界的测量进行了定量分析.
主要成果:
- 与现有方法相比,该算法显著减少了计算时间.
- 与实际测量相比,模拟实现了0.42毫米的平均偏差.
- 该方法有效地模拟了诸如孔和沟等复杂的特征,在各种坐标系中生成点云数据.
结论:
- 开发的算法为模拟2D/3D激光线传感器测量提供了准确和高效的解决方案.
- 这种模拟工具支持工业质量控制,减少物理原型,并促进AI模型培训.
- 未来的研究将专注于进一步优化速度,并纳入噪声建模以提高现实性.
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