Using metal plasticity forming theory, by the technology calculation of sulfur hexafluoride breaker shell flanging, a technology calculation method was introduced about pre-punching flanging.
运用金属塑性成形原理，通过六氟化硫断路器壳体孔翻边的工艺计算，介绍了一种曲面孔翻边预冲孔的一种近似工艺计算方法。
It has been recommended a technology and die of bending ring with analysis of its forming process, using in that of bending ring in progressive forming die.
介绍一种卷圆工艺和模具，并对模具弯曲成形过程进行了分析，指出该方法可以用于级进模上成形。
A die with internal lining ceramics coat was made by using this technology. Then a semi-solid aluminum alloy forming experiment was made in the die.
应用自蔓延技术制备了带有陶瓷内衬涂层的模具，并应用该模具进行了简单的半固态铝合金加工实验。
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