Table 2 The iterative compensation process of curvature in V-free bending
From: An Iterative Compensation Algorithm for Springback Control in Plane Deformation and Its Application
\(\rho^{d}\) (mm) | \(K^{d}\) (10−5 mm−1) | No. | \(\rho\) (mm) | \(\rho_{p}\) (mm) | \(K\) (10−5 mm−1) | \(K_{p}\) (10−5 mm−1) | \(\left| {K_{p} - K_{d} } \right|\) (10−5 mm−1) | \(K_{next}\) (10−5 mm−1) | \(\rho_{next}\) (mm) |
|---|---|---|---|---|---|---|---|---|---|
70 | 1428.57 | 1 | 70.021 | 73.066 | 1428.14 | 1368.63 | 59.940 | 1488.08 | 67.200 |
2 | 67.252 | 70.179 | 1486.94 | 1424.93 | 3.644 | 1490.59 | 67.088 | ||
3 | 67.106 | 70.027 | 1490.18 | 1428.02 | 0.546 | ‒ | ‒ | ||
95 | 1052.63 | 1 | 95.023 | 99.124 | 1.05238 | 1008.83 | 43.80 | 1096.17 | 91.226 |
2 | 91.245 | 95.188 | 1.09595 | 1050.56 | 2.075 | 1098.03 | 91.073 | ||
3 | 91.089 | 95.025 | 1.09783 | 1052.35 | 0.278 | ‒ | ‒ |