Infrared and Laser Engineering, Volume. 51, Issue 7, 20210730(2022)
High-precision 3D reconstruction method for topography measurement of complex mechanical parts
Figures & Tables(11)
Fig. 3. Schematic diagram of multi-frequency heterodyne phase unwrapping
Fig. 4. Schematic diagram of the absolute phase curve after denoising
Fig. 6. Comparison of the effect of different area sizes in the area-by-area phase correction method
Fig. 7. Phase curve obtained by using different phase correction methods
Table 1. Influence of fitting times on proposed method
View tableView in ArticleTable 1. Influence of fitting times on proposed method
Fit times Number of points Standard deviation/mm 2 2128983 0.0950 3 2134854 0.0939 5 2134483 0.0945 7 2134191 0.0938
Table 2. Comparison of the results of reconstructing FSW inverter
View tableView in ArticleTable 2. Comparison of the results of reconstructing FSW inverter
Method Number of points Standard deviation/mm Point-based matching method 2144144 0.1148 Template -based matching method 2113931 0.1128 Proposed method 2134854 0.0939
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Suqin Wang, Taiqin Chen, Feng Zhang, Min Shi, Dengming Zhu. High-precision 3D reconstruction method for topography measurement of complex mechanical parts[J]. Infrared and Laser Engineering, 2022, 51(7): 20210730
Paper Information
Category: Photoelectric measurement
Received: Jan. 25, 2022
Accepted: --
Published Online: Dec. 20, 2022
The Author Email: Dengming Zhu (mdzhu@ict.ac.cn)
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