Research Article
Springback Study on Profile Flexible 3D Stretch-Bending Process Using the Neural Network
Table 4
Design and results of the orthogonal experiment.
| Number | A | B | C | D | E | Horizontal springback value δy (mm) | Vertical springback value δz (mm) | Total springback value δ (mm) |
| 1 | 6063 | 14 | 14 | 4 | 0.05 | 2.401 | 4.673 | 5.566 | 2 | 6063 | 18 | 18 | 6 | 0.1 | 3.185 | 4.711 | 5.933 | 3 | 6063 | 22 | 22 | 8 | 0.15 | 2.777 | 4.953 | 5.880 | 4 | 6063 | 26 | 26 | 10 | 0.2 | 3.529 | 5.289 | 6.438 | 5 | 6063 | 30 | 30 | 12 | 0.25 | 3.493 | 5.918 | 6.905 | 6 | 6005A | 14 | 18 | 8 | 0.2 | 4.133 | 6.793 | 8.840 | 7 | 6005A | 18 | 22 | 10 | 0.25 | 5.310 | 7.807 | 9.955 | 8 | 6005A | 22 | 26 | 12 | 0.05 | 5.112 | 7.345 | 9.433 | 9 | 6005A | 26 | 30 | 4 | 0.1 | 3.166 | 9.064 | 9.968 | 10 | 6005A | 30 | 14 | 6 | 0.15 | 5.144 | 8.727 | 10.41 | 11 | 5052 | 14 | 22 | 12 | 0.1 | 3.228 | 5.704 | 7.033 | 12 | 5052 | 18 | 26 | 4 | 0.15 | 1.896 | 6.395 | 7.118 | 13 | 5052 | 22 | 30 | 6 | 0.2 | 4.471 | 7.328 | 8.626 | 14 | 5052 | 26 | 14 | 8 | 0.25 | 3.958 | 5.657 | 7.211 | 15 | 5052 | 30 | 18 | 10 | 0.05 | 2.773 | 5.824 | 6.818 | 16 | 5083 | 14 | 26 | 6 | 0.25 | 4.097 | 6.420 | 7.864 | 17 | 5083 | 18 | 30 | 8 | 0.05 | 3.259 | 7.597 | 8.324 | 18 | 5083 | 22 | 14 | 10 | 0.1 | 2.924 | 5.318 | 6.718 | 19 | 5083 | 26 | 18 | 12 | 0.15 | 2.539 | 6.731 | 7.628 | 20 | 5083 | 30 | 22 | 4 | 0.2 | 1.471 | 6.735 | 7.791 | 21 | 6082 | 14 | 30 | 10 | 0.15 | 4.401 | 6.086 | 7.500 | 22 | 6082 | 18 | 14 | 12 | 0.2 | 7.764 | 7.705 | 10.94 | 23 | 6082 | 22 | 18 | 4 | 0.25 | 8.251 | 9.178 | 12.30 | 24 | 6082 | 26 | 22 | 6 | 0.05 | 7.289 | 9.630 | 12.09 | 25 | 6082 | 30 | 26 | 8 | 0.1 | 9.359 | 9.835 | 13.70 |
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