本文就双杯形件挤压成形工艺进行了研究。
The paper makes some studies on extrusion forming technology of two-cup part.
对一种底部带凸缘的深杯形件的正、反挤压工艺分别进行了试验研究。
The test and study respectively on the forward and backward extruding technology for deep-cup-typed component with flange on base were conducted.
以DF7C型内燃机车锻件中的杯形零件之一——气缸螺栓保护螺母为例，进行温挤压工艺研究，并据此设计出了成形模具。
Taking cylinder nut-protected bolt, one of the cup-shaped parts in the forging parts of DF7C gas engine, as an example, the warm extruding is researched, accordingly, the forming die is designed.
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