Zhuyue Li, Maosheng Hou, Zhichao Liu, Lijuan Li. Method for Compensating Thermal Deformation Error in Transfer Station of Variable Curvature Workpiece[J]. Chinese Journal of Lasers, 2021, 48(11): 1104003
- Chinese Journal of Lasers
- Vol. 48, Issue 11, 1104003 (2021)
Fig. 1. Experimental process of our method
Fig. 2. Schematic diagram of the thermal deformation
Fig. 3. Simulation model. (a) Number of reference point; (b) result of the simulation analysis
Fig. 4. Thermal deformation offsets of the reference point in different directions. (a) X-axis; (b) Y-axis; (c) Z-axis
Fig. 5. Physical image of the variable curvature workpiece
Fig. 6. Physical image of the FBG
Fig. 7. Offset of the reference point. (a) Offset in the X-axis direction; (b) simulation and measured offsets of the point D1
Fig. 8. Transfer errors of different stations. (a) Error of the direct transfer; (b) errors of different transfer methods
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Table 1. Physical parameters of the tested part
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Table 2. Transfer results after compensation by different methods
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Table 3. Date of the experimental measurement
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Table 4. Transition error of the non-uniform temperature field unit: μm
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