Laser & Optoelectronics Progress, Volume. 60, Issue 13, 1314002(2023)
Analysis of Heat-Affected Zone and Optimization of Parameters for Laser-Cut Carbon Fiber Composites
Fig. 1. Diagram of laser cutting CFRP
Fig. 2. Laser cutting of CFRP morphology. (a) Global morphology; (b) bare fiber; (c) material layering
Fig. 3. Morphology of HAZ on the specimen surface under different powers. (a) 150 W; (b) 450 W; (c) 750 W
Fig. 4. Morphology of HAZ on the specimen surface at different scanning speeds. (a) 1.5 m/min; (b) 2.75m /min; (c) 4 m/min
Fig. 5. Relationship between focus and artifact position
Fig. 6. Morphology of HAZ on the specimen surface at different focal positions. (a)-2 mm; (b) 0 mm; (c) 2 mm
Fig. 7. Morphology of HAZ on the specimen surface under different air pressures. (a) 0 MPa; (b) 0.4 MPa; (c) 0.8 MPa
Fig. 8. Morphology of the heat-affected zone of specimen cross section. (a) HAZmax on the top; (b) HAZmax on the inside; (c) HAZmax at the bottom
Fig. 9. Morphology of HAZ of the specimen cut section. (a) Fiber pulling out; (b) holes and cracks; (c) fibrous adhesion
Fig. 10. Model summary
Fig. 11. Pareto diagram of the standardization effect
Fig. 12. Response surface diagram. (a) Effect of power and velocity interaction on HAZ; (b) effect of power and gas pressure interaction on HAZ; (c) effect of power and focus position interaction on HAZ; (d) effect of velocity and gas pressure interaction on HAZ; (e) effect of velocity and focus position interaction on HAZ; (f) effect of gas pressure and focus position interaction on HAZ
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Jianlin Chen, Xuyue Wang. Analysis of Heat-Affected Zone and Optimization of Parameters for Laser-Cut Carbon Fiber Composites[J]. Laser & Optoelectronics Progress, 2023, 60(13): 1314002
Category: Lasers and Laser Optics
Received: Feb. 6, 2023
Accepted: Apr. 7, 2023
Published Online: Jul. 14, 2023
The Author Email: Wang Xuyue (wbzzd@dlut.edu.cn)