Hang Yang, Ying Chen, Wen Huang, Ming Han, Xingxing Zhang, Yang Jia, Bin Li, Rong Jiang. Trajectory optimization method of variable pitch spiral matrix for intermediate frequency error[J]. Infrared and Laser Engineering, 2022, 51(3): 20210443
- Infrared and Laser Engineering
- Vol. 51, Issue 3, 20210443 (2022)
Fig. 1. Initial surface error distribution
Fig. 2. (a) 3D and (b) 2D shapes of magnetorheological finishing removing function
Fig. 3. Spiral trajectory
Fig. 4. Initial surface
Fig. 5. Spiral polishing rear shape
Fig. 6. PSD analysis of the (a) x direction and (b) y direction before and after the spiral polishing
Fig. 7. Grating trajectory
Fig. 8. Initial surface
Fig. 9. Raster line processing rear shape
Fig. 10. PSD analysis in the (a) x direction and (b) y direction before and after the grating line polishing
Fig. 11. (a) Before and (b) after polishing with raised spiral matrix trajectory processing
Fig. 12. PSD analysis of the width screw matrix trajectory (a) x direction (b) y direction PSD analysis
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Table 1. Comparison before and after PSD optimized
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