Research Article

Study of the Effect of Process Parameters on Surface Profile Accuracy in Single-Point Incremental Sheet Forming of AA1050-H14 Aluminum Alloy

Table 2

DOE matrix and results.

Experiment no.dfstWaviness error (mm)Circularity error (mm)Roughness parameters (µm)Side angle error (°)
W1W2W3W4C1C2C3RaRt

1105000.510.810.420.330.173.983.803.931.415.750.05
2105000.510.780.410.330.204.174.043.801.4514.250.03
3105000.510.770.430.340.194.093.303.701.412.250.56
410500110.560.360.350.264.164.023.501.7515.6251.31
510500110.810.380.430.374.323.733.562.120.250.88
610500110.720.490.470.413.773.843.512.216.3750.44
71010000.510.370.180.340.483.623.743.602.319.8750.03
81010000.510.670.350.160.144.053.783.511.97518.8750.42
91010000.510.530.220.250.163.563.563.601.47516.750.27
10101000110.650.330.400.333.943.773.481.87516.6250.36
11101000110.880.390.650.433.773.553.342.02515.8750.09
12101000110.770.380.390.363.523.463.712.07515.750.34
13205000.510.670.380.240.274.103.653.500.43.750.47
14205000.510.560.300.250.274.323.973.930.5755.750.16
15205000.510.770.410.250.274.173.743.570.4755.3750.06
1620500110.760.350.490.364.163.883.690.43.6250.86
1720500110.560.270.430.353.833.823.790.43.8750.12
1820500110.710.390.330.303.783.683.840.4254.6250.27
192010000.510.680.400.260.274.213.363.500.42550.41
202010000.510.460.240.400.313.933.923.570.4254.50.16
212010000.510.590.280.420.304.223.453.650.42540.03
22201000110.600.291.480.353.783.343.690.4254.6250.68
23201000110.740.400.280.253.873.913.850.440.11
24201000110.560.270.430.353.993.653.680.454.1250.49
25105000.521.010.751.490.473.483.853.632.3519.3750.6
26105000.521.330.830.750.503.933.833.642.2520.250.78
27105000.520.990.680.590.554.223.453.651.8515.8750.3
2810500120.880.510.420.294.283.933.611.97518.8751.66
2910500120.890.651.460.393.773.503.462.07517.8750.38
3010500121.170.690.600.443.554.013.692.12519.8751.45
311010000.521.200.801.460.494.123.844.052.518.6250.4
321010000.521.380.950.900.663.533.763.552.116.750.32
331010000.521.270.750.700.444.213.483.561.82513.8750.49
34101000121.031.031.450.514.273.763.601.87514.751.17
35101000121.160.850.760.563.754.113.592.319.3751
36101000121.300.800.630.483.513.963.721.67519.750.82
37205000.520.960.580.400.214.243.263.720.557.3750.75
38205000.520.770.440.460.254.253.564.050.66.6250.96
39205000.520.810.450.340.194.123.924.070.7759.750.6
4020500121.260.730.580.354.133.843.590.912.1251
4120500121.331.330.630.383.573.963.770.6758.750.79
4220500121.130.631.490.363.693.823.450.78.750.71
432010000.520.840.480.490.274.113.793.820.5255.6250.93
442010000.520.950.550.670.274.043.923.760.555.250.61
452010000.521.000.540.540.264.083.723.850.4754.1251.05
46201000121.200.711.420.433.563.913.570.711.1251.13
47201000121.190.680.680.444.183.863.610.658.51.07
48201000121.270.740.690.444.053.813.600.5255.1251.14