According to the manufacturing feature of extrusion die, the sweep surface is adopted to reconstruct surface which is formed by sweeping two cross-section curves along a profile curve.
根据异型材挤出模模腔制造特点,采用几何造型中的扫掠曲面造型技术。 通过两条横截面曲线沿一条导引线移动形成的扫掠曲面,对挤出模头模腔进行曲面重构。
参考来源 - 基于曲面重构技术的塑料异型材挤出模具制造技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
经测绘，得65型挤出机模头尺寸。
After surveying and mapping, have 65 type extruder die size.
为增大模头与铸件的距离，常用垫蜡块的方法。
To argue the distance between mold end and castings, the wax pattern block was set.
在一些基本假设下，对模头的几何设计作了一定的分析。
Basing on some basic assumption, the geometrical design was analysed mathematically.
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