According to numerical analysis, the proper blank shape, the design of bend die and finished die structure were designed.
通过数值模拟提出了合理的自由锻制坯形状，弯曲模具和终锻模具结构的设计。
A progressive die that adopting the lever mechanism to stamp upwards and bend the part and utilizing the movable punch to bend the part of close shape was introduced.
介绍了一种利用杠杆机构进行由下向上冲裁和弯曲，以及利用活动凸模进行封闭形状弯曲的级进模。
The forming defect of the bend forging and the influence of blank and die shape parameters are studied. All of these provide theoretical basis for practice.
分析了弯曲成形中出现的主要缺陷，提出了毛坯形状和尺寸、模具参数对成形质量的影响规律，为实际生产提供了理论依据。
We have analyzed the side bend bracket parts of the process and introduced the side bend bracket of multi-position progressive die for the overall structure, main parts and the layout scheme.
分析了侧弯支架零件的工艺性，介绍了侧弯支架多工位级进模的总体结构、主要零部件和排样方案。
The solid die can be replaced by multi-point die in the bend-stretch forming process of aluminum profiled material and these can save the cost and time of die fabrication for products.
铝合金型材的拉弯成形中，可以用多点模具代替实体模具，实现了一套模具成形多种零件的可能，节省大量的费用和时间。
The solid die can be replaced by multi-point die in the bend-stretch forming process of aluminum profiled material and these can save the cost and time of die fabrication for products.
铝合金型材的拉弯成形中，可以用多点模具代替实体模具，实现了一套模具成形多种零件的可能，节省大量的费用和时间。
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