Journal of Applied Optics, Volume. 44, Issue 3, 586(2023)
Strain detection of copper/aluminum clad material based on digital image correlation method
Figures & Tables(16)
Fig. 7. Displacement and strain curves of Cu plate, Al plate and Cu/Al clad plate in Y direction
Fig. 8. Strain curves of Cu plate, Al plate and Cu/Al clad plate obtained by tensile test and DIC method
Fig. 9. Strain distribution diagram of Cu plate, Al plate and Cu/Al clad plate samples
Fig. 10. Strain of Cu plate, Al plate and Cu/Al clad plate at yield, strengthening and fracture time
Fig. 11. Strain difference curves of Cu plate, Al plate and Cu/Al clad plate
Table 1. Chemical composition of T2 pure copper
View tableView in ArticleTable 1. Chemical composition of T2 pure copper
Fe Zn S P Si Ag Cu 0.012 0.008 0.007 0.009 0.006 0.009 余量
Table 2. Chemical composition of 1060 pure aluminum
View tableView in ArticleTable 2. Chemical composition of 1060 pure aluminum
Si Fe Mn Zn Cu Mg Al 0.25 0.35 0.03 0.05 0.05 0.03 余量
Table 3. Displacement and strain of Cu plate, Al plate and Cu/Al clad plate in different directions
View tableView in ArticleTable 3. Displacement and strain of Cu plate, Al plate and Cu/Al clad plate in different directions
试样 位移/mm 应变/% x方向 y方向 z方向 总位移 x方向 y方向 主应变 铜板 1.165 13.559 1.275 13.668 23.561 79.072 79.322 铝板 0.781 8.461 0.750 8.530 10.399 58.910 59.263 铜/铝 复层板 0.952 9.394 1.051 9.500 12.808 64.595 64.620
Table 4. Strain of Cu plate, Al plate and Cu/Al clad plate at different times
% View tableView in ArticleTable 4. Strain of Cu plate, Al plate and Cu/Al clad plate at different times
% 试样 屈服时刻 强化时刻 断裂时刻 DIC 方法 拉伸 试验 有限元 方法 DIC 方法 拉伸 试验 有限元 方法 DIC 方法 拉伸 试验 有限元 方法 铜板 12.283 12.566 14.422 65.692 66.219 63.125 79.072 80.032 77.898 铝板 7.746 7.891 9.045 55.444 56.098 54.905 58.910 59.748 58.232 铜/铝 复层板 10.009 9.930 11.265 57.385 57.788 56.130 64.595 65.304 64.191
Table 5. Strain differences of Cu plate, Al plate and Cu/Al clad plate at different times
% View tableView in ArticleTable 5. Strain differences of Cu plate, Al plate and Cu/Al clad plate at different times
% 试样 屈服时刻 强化时刻 断裂时刻 ΔεDIC ΔεFEM ΔεDIC ΔεFEM ΔεDIC ΔεFEM 铜板 −0.283 1.856 −0.527 −3.094 −0.960 −2.134 铝板 −0.145 1.154 −0.654 −1.193 −0.838 −1.516 铜/铝 复层板 0.079 1.335 −0.403 −1.658 −0.709 −1.113
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Yanqin LI, Zhaocan GUO, Dehai ZHANG. Strain detection of copper/aluminum clad material based on digital image correlation method[J]. Journal of Applied Optics, 2023, 44(3): 586
Paper Information
Category: Research Articles
Received: Jun. 20, 2022
Accepted: --
Published Online: Jun. 19, 2023
The Author Email: ZHANG Dehai (zhangdehai0318@163.com)
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