中国激光, 2020, 47 (3): 0302005, 网络出版: 2020-03-12
焊接速度对填材填充激光焊接熔池动态行为影响的数值模拟 下载: 1120次
Numerical Simulation of Influence of Welding Speed on Dynamic Behavior of Laser Welding Molten Pool with Filler Metal
图 & 表
图 1. 焊接速度为3.0 m·min-1时匙孔和熔池的形态。 (a)匙孔的三维形貌;(b)熔池纵截面的温度场
Fig. 1. Keyhole and molten pool shape when welding speed is 3.0 m·min-1.(a) Three-dimensional morphology of keyhole; (b) temperature field of molten pool longitudinal section
图 2. 焊接速度为6.0 m·min-1时匙孔和熔池的形态。 (a)匙孔的三维形貌;(b)熔池纵截面的温度场
Fig. 2. Keyhole and molten pool shape when welding speed is 6.0 m·min-1.(a) Three-dimensional morphology of keyhole; (b) temperature field of molten pool longitudinal section
图 3. 焊接速度为3.0 m·min-1时不同时刻的匙孔形态。(a) t+1 ms;(b) t+5 ms;(c) t+10 ms
Fig. 3. Keyhole shapes at different time when welding speed is 3.0 m·min-1. (a) t+1 ms; (b) t+5 ms; (c)t+10 ms
图 4. 焊接速度为6.0 m·min-1时不同时刻的匙孔形态。(a) t+1 ms;(b) t+5 ms;(c) t+10 ms
Fig. 4. Keyhole shapes at different time when welding speed is 6.0 m·min-1. (a) t+1 ms; (b) t+5 ms; (c) t+10 ms
图 6. 焊接速度为3.0 m·min-1时不同时刻的熔池流场。(a) t+1 ms;(b) t+5 ms;(c) t+10 ms
Fig. 6. Flow field images of molten pool at different time when welding speed is 3.0 m·min-1. (a) t+1 ms; (b) t+5 ms; (c) t+10 ms
图 7. 焊接速度为6.0 m·min-1时不同时刻的熔池流场。(a) t+1 ms;(b) t+5 ms;(c) t+10 ms
Fig. 7. Flow field images of molten pool at different time when welding speed is 6.0 m·min-1. (a) t+1 ms; (b) t+5 ms; (c) t+10 ms
彭进, 许红巧, 王星星, 杨嘉佳, 李宁宁, 张芙蓉. 焊接速度对填材填充激光焊接熔池动态行为影响的数值模拟[J]. 中国激光, 2020, 47(3): 0302005. Peng Jin, Xu Hongqiao, Wang Xingxing, Yang Jiajia, Li Ningning, Zhang Furong. Numerical Simulation of Influence of Welding Speed on Dynamic Behavior of Laser Welding Molten Pool with Filler Metal[J]. Chinese Journal of Lasers, 2020, 47(3): 0302005.