lock joint是什么意思

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Design and improvement on die of curling gland used for assembly;

轴承卷边防尘盖装配压入模改进

The processing procedures of blanking, drawing, forming, curling, etc.

通过介绍铝箔制品模具结构特点 ,即在1副立式级进模上、下模垂直方向上的不同位置分别完成落料、拉伸、成形、卷边等工序 ,解决了0。

On the basis of the deformation relations among various portions of the inverting tube and experiments,the control condition of the stable progressing of the inverting is obtained.

管材卷边是一种具有广阔应用前景的冲压成形方法。

In this paper,the equations of the plastic deformation and mechanics of the inverting process are derivde; From the equations, a numerical method based on the incremental strain theory for simulation of the process is given.

导出了薄壁管卷边成形过程的塑性变形力学方程,由此出发给出了基于增量理论的数值模拟方法,从而可以综合研究各种因素对管材卷边成形的影响。