Zengxin Qi, Xudong Ren, Yuyi Mao. Influence of Inclination Angle on Forming Precision of Internal Channel in Selective Laser Melted TC4 Component[J]. Laser & Optoelectronics Progress, 2021, 58(21): 2114002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 21, 2114002 (2021)
Fig. 1. Model and printed physical component of additive component. (a) Model size; (b) designed model; (c) printed physical component
Fig. 2. Scanning path diagram
Fig. 3. Equipments used in this paper. (a) SLM printer; (b) industrial CT; (c) scanning electron microscope
Fig. 4. VGStudio fitting model
Fig. 5. Measured slope top angle
Fig. 6. Statistical chart of slope top angle
Fig. 7. Schematic of subsidence of the suspension surface
Fig. 8. SEM morphologies of internal structures with different inclination angles. (a) 55°; (b) 50°; (c) 40°
Fig. 9. Fitting section of original model and scanning model obtained by PolyWorks. (a) Inclination angle is 40°; (b) inclination angle is 45°; (c) inclination angle is 50°; (d) inclination angle is 52.5°; (e) inclination angle is 55°
Fig. 10.
Fig. 11.
Fig. 12. Schematic of suspension error analysis of suspension surface when
Fig. 13. Schematic of suspension error analysis of suspension surface when
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Table 1. Chemical composition of TC4 powder
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Table 2. Measured deviation
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Table 3. Average value and standard deviation of measured data
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