numerical simulation of punch forming 冲压成形数值模拟
forming punch [机] 成形冲头 ; 成形冲床
forming rubber-punch 橡胶冲成形
Firstly, simulated the punch forming of the billet with the FEM simulation method, analyzed the metal flow in the deformation process; obtained the formed punch unit pressure distribution situation and how the pressure change with stroke; analyzed the stress situation of the cavity die inwall in the deformation process detailed, and knew how the deformation band, friction condition, deformation degree and deformation material influence the cavity die inwall lateral pressure through changing deformation condition.
首先,采用有限元模拟方法对钢坯的冲压成型过程进行模拟,分析了变形过程中金属的流动变形情况;得到了冲头的单位压力分布及冲头压力随行程的变化情况;详细的分析了变形过程中冲孔模内壁的受力情况,并且通过改变变形条件的方法分别得出了变形区域、摩擦条件、变形程度及变形材料等参数对冲孔模内壁压力的影响。
参考来源 - 无缝钢管管坯冲孔机金属变形及模具受力分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The one-way punch forming process used for brass valve body was introduced, some instructive Suggestions for improving the process were put forward.
针对黄铜阀体单向冲压成形生产中存在的问题，提出了改进措施。
Solid granules medium forming new technology (SGMF) is a technology which USES solid granules medium instead of rigid punch (or elastomer, liquid) to achieve the sheet forming.
固体颗粒介质成形新工艺，是采用固体颗粒代替刚性凸模(或弹性体、液体)的作用，对金属板料成形的工艺。
Compression of square block with hemispheric punch and forming of crankshaft are simulated by this system, which indicates that the given methods and software are feasible.
并以球冲头压缩方坯和曲轴成形为例进行了模拟，计算结果表明所提出的算法和软件系统是可行的。
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