...变换; 回弹误差; 回弹补偿; 多曲率件 [gap=1003]Key words:fast Fourier transform; springback error; springback compensation; multi-curvature ...
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Springback compensation algorithm 回弹补偿算法
non-linear springback compensation 非线性回弹补偿
springback inverse compensation 回弹逆向补偿
Shape of pre-bending was emphasized and the idea of pre-bending was brought forward in consideration of the springback compensation.
其中对预弯形状进行了重点分析，提出了考虑弹复补偿时预弯形状设计的思路。
Secondly, panel surface after springback compensation can be achieved by SGD algorithm the surface is smooth and can be used to NC machining.
然后提出型面修改的SGD算法并采用该算法能得到曲面光顺，可以直接用于NC加工的回弹补偿型面。
Analyzed factors affected springback in beam bending forming, elaborated how to springback compensation in die design process, introduced the die working process.
分析了横梁压弯成形过程中影响回弹的因素，阐述了在实际模具设计过程中如何进行回弹的补偿，介绍了模具的工作过程。
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