The invention discloses a cold bend forming method of an excircle sharp angle of cold bend section steel, belonging to the technical field of cold bend forming.
本发明的冷弯型钢外圆尖角的冷弯成型方法，属于冷弯成型技术领域。
Through the research of the simulation method of pipe bend forming in pipe-bender, it have important purpose for design and development of new products of pipe forming.
通过对管材弯曲成形过程的数值模拟方法的研究，对管材成型产品的设计和新产品的开发具有重要的意义。
A dynamic explicit finite element method is used to pipe bend forming processes on bender in this paper. The degenerated shell element and co-rotational coordinate system are employed.
采用拖带坐标系下的退化壳单元，以及动态显式有限元方法求解管材在弯管机上的弯曲成型问题。
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