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1)  semi-sphere part
半球形零件
1.
The paper analyzed the technology of forming semi-sphere part with polyurethane rubber die,explained the advantage of the polyurethane rubber,and introduced die′s structure parameter,process parameter and design idea.
探讨了使用聚氨酯橡胶模拉深半球形零件的方法;说明了聚氨脂橡胶的性能和优点;介绍了模具的结构和工艺参数,设计思路。
2)  spherical part
球形零件
1.
Non-innerwrinkling criteria for spherical part drawing wit h blank holder are set up by use of an amended innerwrinkling model,with geometric conditions and analysis of stress-strain taken into consideration.
本文利用修正了的内皱模型,结合拉深过程中的几何条件及应力应变分析,推导了在平面压边情况下球形零件拉深过程中不发生内皱的判据;进而求解出拉深过程中克服内皱的最小压边力。
3)  semi-spheroid
半球形件
1.
Finite element analysis on drawing process of FVS0812 aluminum alloy semi-spheroid;
FVS0812铝合金半球形件拉深成形的有限元分析
4)  thin-wall hemispherical part
薄壁半球零件
1.
The process flow such as MCP, tooling set-up, cutting tool selection and NC programming of thin-wall hemispherical part machining was introduced based on numerical processing of thin-wall hemispherical part of X rocket model.
通过对某型号火箭薄壁半球零件的加工,对该零件在数控加工时所需的工艺流程的安排、工装的设定、刀具的选用以及数控程序的编制作了阐述。
5)  hemisphere-shaped workpiece
半球面形件
1.
The forming process of drawing of stainless steel flanged hemisphere-shaped workpiece is numerically simulated and analyzed by using the FEM simulation software.
运用有限元模拟软件对不锈钢带凸缘半球面形件进行了拉延过程模拟。
2.
First,using the drawing method to form the hemisphere-shaped workpiece and paraboloid shaped workpiece.
Marc对不锈钢带凸缘半球面形件和抛物面形件进行了数值模拟研究。
3.
In this paper,the forming process of drawing of hemisphere-shaped workpiece is numerically simulated and analyzed by using the dynamic explicit simulation software ANSYS/LS-DYNA.
本文运用显式动力有限元模拟软件ANSYS/LS-DYNA对半球面形件进行了拉深过程模拟。
6)  The Stretching Model of Ball-shaped Parts
球形零件拉深模
补充资料:半球形封头
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性质:壳体轴向截面为半圆形。直径较小的半球形封头可整体压制成型,但直径较大的由于其深度较大,整体压制有困难,故需采用数块大小相同的梯形球瓣和顶部中心的一块圆形球面板(球冠)组焊而成,其结构见图。半球形封头与其他形式封头相比较,在直径和承压相同的条件下,所需厚度最小,封头容积相同时其表面积最小,用料最省。受力很均匀。但由于制造困难,一般除用于压力较高、直径较大的压力容器外,其他容器较少采用。

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