Xuecong Zhang, Jing Qian, Jun Liu, Quanzhong Zhao. Recent Process in Laser Processing of Fiber-Reinforced Composites[J]. Laser & Optoelectronics Progress, 2020, 57(11): 111432
- Laser & Optoelectronics Progress
- Vol. 57, Issue 11, 111432 (2020)
![Experimental and predicted results[27]](/richHtml/lop/2020/57/11/111432/img_1.jpg)
Fig. 1. Experimental and predicted results[27]
![Pictures of CFRP plate after fiber laser cutting[30]. (a) Surface 3D image: 0.8 m/s, 15 passes; (b) surface 3D image: 0.2 m/s, 4 passes; (c) X-CT image: 0.8 m/s, 15 passes; (d) X-CT image: 0.2 m/s, 4 passes](/richHtml/lop/2020/57/11/111432/img_2.jpg)
Fig. 2. Pictures of CFRP plate after fiber laser cutting[30]. (a) Surface 3D image: 0.8 m/s, 15 passes; (b) surface 3D image: 0.2 m/s, 4 passes; (c) X-CT image: 0.8 m/s, 15 passes; (d) X-CT image: 0.2 m/s, 4 passes
![Influence of scanning delay time on HAZ of the material[21]. (a) Without time interval; (b) time interval of 600 ms](/Images/icon/loading.gif){kind=icon}
Fig. 3. Influence of scanning delay time on HAZ of the material[21]. (a) Without time interval; (b) time interval of 600 ms
Fig. 4. Laser cutting CFRP with different moisture content[34]. (a) Surface pictures; (b) cross sections
Fig. 5. Factors affecting quality of laser-processed fiber-reinforced composites[36]
Fig. 6. Section morphologies of excimer laser and CO2 laser respectively cutting AFRP and CFRP[41]. (a) Excimer laser cutting AFRP; (b) CO2 laser cutting AFRP; (c) excimer laser cutting CFRP; (d) CO2 laser cutting CFRP
Fig. 7. Schematic of HAZ equivalent width[42]
Fig. 8. Cut kerf morphologies of laser incident side and exit side[24]. (a) Oxygen; (b) 12.5% oxygen mixed with 87.5% nitrogen; (c) nitrogen
Fig. 9. Schematic of laser multi-pass scanning[44]. (a) Laser scanning pattern; (b) Laser scanning pitch
Fig. 10. Schematic of material heat accumulation in CFRP during laser machining[45]. (a) Heat accumulation between holes; (b) laser scanning path
Fig. 11. CFRP aircraft parts processed by IR nanosecond laser [51]. (a) Aircraft part cutting by laser; (b)(c) SEM photos of CFRP edge with different magnifications
Fig. 12. “Heat accumulation” caused by laser pulses with different repetition frequencies[52]
Fig. 13. Taper elimination techniques [54]. (a) Sample tilting technique; (b) laser beam offsite technique
Fig. 14. Expected influences of material anisotropy on kerf width[56]. (a) Preferential reflection of laser;(b) anisotropic stretching; (c) kerf widening; (d) constant width of kerf
Fig. 15. Set-up of laser and powder supply[59]
Fig. 16. Laser cutting 3D CFRP sample[60]
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