弯曲半径 R 0.50.81 1.2 1.52 2.530.50.120.280.380.480.630.88 1.13 1.360.800.180.30.40.560.81 1.07 1.321-0.070.110.230.350.50.76 1.01 1.261.5-0.28-0.070.050.150.350.630.88 1.132-0.48-0.3-0.14-0.010.150.460.7512.5-0.7-0.5-0.35-0.23-0.020.280.570.813-0.9-0.7-0.57-0.45-0.210.090.390.694-1.34-1.12-0.96-0.82-0.62-0.270.050.355-1.75-1.57-1.38-1.25-1.02-0.68-0.35-0.026-2.2-1.96-1.82-1.67-1.47-1.1-0.75-0.48-3-2.8-2.66-2.52-2.3-1.93-1.6-1.2510-3.9-3.66-3.5-3.38-3.12-2.78-2.45-2.212-4.76-4.52-4.36-4.21-3.97-3.58-3.19-2.9113
-5.19
-4.95
-4.79
-4.64
-4.4
-4.01
-3.62-3.2215-6.05-5.81-5.65-5.5-5.26-4.87-4.47
-4.08
直角弯曲展开长度计算
折弯形状图
修正系数α值
修正系数α值
弯曲材料厚度T 2、例 对图一 A=26.5 B=23.5 T=1.5 R=6, 求其毛坯展开长度L.查表得 α=-1.47 L=26.5+23.5-1.47=48.53
4
56
8
1.83
2.31.79 2.261.77 2.241.64 2.18 2.651.51 2.07 2.54
3.541.39 1.91 2.41 3.451.25 1.77 2.29 3.30.92 1.55 1.99 3.060.57 1.16 1.67 2.750.220.8 1.38 2.450.540.10.59 1.84-1.36-0.7-0.11 1.08-2.2-1.48-0.860.35-2.63-1.94-1.280.01-3.45
-2.75
-2.07
-0.78
值
3.62值
T
10
4.434.370.43
3.823.552.852.31-1.51.14