double-action hydraulic drawing press 双动薄板拉伸液压机
single-column hydraulic drawing press 单柱拉深液压机 ; 单柱拉伸液压机
action hydraulic drawing press 双动薄板拉伸液压机
double-process hydraulic drawing press 双动薄板拉伸液压机
hydraulic sheet metal drawing press 薄板拉伸液压机
In the die design, the use of spherical punch made the process of deep drawing and reverse redrawing achieved in one set of mold and common hydraulic press.
在进行模具设计时，采用半球形凸模等方式可以实现正、反拉深在一套模具，普通液压机上完成加工。
The article particularizes the theory, configuration and use ways of turnover drill press clamp under the control of PLC. And finally shows the trapezoid drawing of PLC and hydraulic pressure chart.
详细说明了基于P LC控制的自动翻转夹具的原理、结构和使用方法，并结合实例给出了PLC的梯形图和液压原理图。
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