Zhou Yanfeng, Chen Weifang, Cao Xinhang, Pan Lijian. One-Plane Two-Hole Feature Positioning Method Based on Line Laser On-Machine Measurement[J]. Laser & Optoelectronics Progress, 2021, 58(1): 112004
- Laser & Optoelectronics Progress
- Vol. 58, Issue 1, 112004 (2021)
Fig. 1. Composition of line laser on-machine measurement system
Fig. 2. Coordinate system of line laser on-machine measurement system
Fig. 3. Mathematical model of line laser on-machine measurement system
Fig. 4. Principle of solving deflection angle
Fig. 5. Scanning reference hole surface by line laser
Fig. 6. Principle of fitting reference hole
Fig. 7. Test piece for workpiece positioning
Fig. 8. Size of test workpiece
Fig. 9. Line laser scanning datum plane
Fig. 10. Reference plane of test workpiece
Fig. 11. Angular deviation test of test workpiece
Fig. 12. Hole edge scan results. (a) Sensor point cloud map; (b) Imageware point cloud map
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Table 1. Inclination of test workpiece along XM direction
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Table 2. Inclination of test workpiece along YM direction
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Table 3. Fitting calculation results of test workpiece holes
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