The sizes of open-die cold extrusion of deep thin cone-hole were predicted,the curve form of the hole and the theoretical curve between the cone angle of the rough and the hole angle were gained.
对开式冷挤压深小锥孔的尺寸进行了预测,得到了内孔母线曲线形式及坯料外锥度与内锥孔锥角的理论关系曲线。
参考来源 - 开式冷挤压成形深小锥孔尺寸预测的理论研究·2,447,543篇论文数据，部分数据来源于NoteExpress
通过实验结果与预测结果的比较，二者吻合良好，为深入研究开式冷挤压工艺，建立开式冷挤压工艺设计专家系统提供了新的思路。
By comparing experimental results with prediction data, they fit well, which provides a new method to research open-die cold extrusion. and to create expert system of its technological design.
通过分析深小锥孔开式冷挤压成形特点 ，描述了其成形极限 ，建立了变形区非稳态连续速度场 ；利用上限原理得到了成形极限的理论模型。
The experiments to explore the rheologic properties of semisolid continuous casting billets of A356 alloy in the semisolid state have been carried out by means of the multifunctional rheometer.
针对敞开式压缩模在生产中出现的问题，对工件进行分析研究，提出新的工艺方法，以冷挤压工艺取代冷冲压工艺。
On the problem of open compression die emerged in production, the part is analyzed and a new processing method is put forward. Cold punching technology is replaced by cold extrusion technology.
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