The deep well automatic vertical drilling tools positioning at thousands of meters, the hydraulic steering mechanism of them is demand of upper performances.

深井自动垂直钻井工具工作于数千米深的井下，对其上的液压导向机构的性能有较高的要求。

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In this paper, the controlling system to improve ordinary vertical drill to automatic drilling machine based on PLC is introduced, and the automatic drill is suitable for batch production.

本文给出了用可编程控制器(PLC)将普通立式钻床改造成可批量加工的专用自动钻床的控制方法。

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Automatic typesetting technology, automatic cutting, special-shaped cutting, vertical drilling technology, these functions will be integrated into the main function of our board type furniture CNC.

自动排版技术、板材自动下料、异形切割、垂直打孔技术，将这些功能综合起来就是我们的板式家具数控开料机的主要功能。

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