模具型腔是生产制造业的模具术语，即：构成产品空间的零件称为成型零件（即模具整体），成型产品外表面的（模具）零件称为型腔（Cavity）。
The strategy of mould cavity roughing oriented machining features and cutting tool life is also presented in this paper.
提出一种面向加工特征、考虑刀具寿命的模具型腔粗加工策略。
参考来源 - 模具型腔高效数控加工策略及参数优化研究A typical mold cavity 3D model was taken for example to explain the realization procedure and algorithm. A sample program of Java APPLET was developed to execute the mold parting line recognition and extraction.
文中以一副典型的模具型腔三维STEP数据作为实例，详细描述了该方案的实现过程及相关算法，并开发了Java APPLET样例程序。
参考来源 - 基于Web的模具动态联盟关键技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
介绍了精密塑料小模数直齿圆柱齿轮模具型腔尺寸计算方法及成型工艺。
The cavity dimension calculation of injection mold of plastic small-module precision cylindrical spur gear and its molding technology are introduced.
提出了模具型腔粗铣加工刀具组合方法，进行了粗铣加工走刀方式对比分析。
The paper offered the coarse milling machining combination methods of mold cavities, and contrasted and analyzed them.
因此，这里采用三次样条函数拟合曲线构造模具型腔廓线，其型值点由已有模具型腔测得。
So it adopt cubic spline function to structure die cavity outline in this article, the model points may be surveyed on die cavity surface.
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