Workpiece's spring-back is considered in this paper, deformation's history is assured in the next pass, and then square rectangle tube in continue roll forming process lay a foundation.

文中考虑了轧件的弹复，保证了下一道次变形历史的延续，从而为真实模拟方矩形连续辊弯成形过程奠定基础。

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This paper presents the design method of, the roll contour of roll-forging dies for the parabolic variable section leaf spring, as well as the calculation verification.

介绍了抛物线形变截面板簧辊锻模辊形曲线的设计方法，并通过计算加以验证。

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