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1·Gun drilling is a high efficient and high precision hole processing method extensively adopted in foreign countries.

枪钻技术是一种高效率、高精度的孔加工方法，国外已广泛采用。

2·In order to extend this new technology, the article introduces the mechanism of gun drilling and gun driller, cutting data and tool material.

为扩大这一新技术的应用，本文就枪钻机床和枪钻的结构特点及其切削用量和刀具材料作了介绍。

3·Product use: machining deep hole gun is applicable to stainless steel, aluminum alloy, steel, cast iron and other materials of drilling, deep hole boring of workpiece.

产品用途：适用于普通碳钢、铸铁等各种材质工件深孔镗的钻孔，镗孔，刮削滚轧加工。

4·Drilling, gun-drilling, turning, milling of hardened steel, white cast iron, non-iron metals, plastics an synthetics.

对硬钢、白铸铁、非铁金属、塑料、合成材料等进行钻孔、深钻孔、车削、铣削等加工的牌号。

5·There are two kinds of gun drills, namely, the center-cut gun drill used for drilling blind holes and the trepanning drill.

深孔钻有两种类型，即用于钻盲孔的中心切削深孔钻和套孔钻。

6·According to the problems of blocked chips and hole qualities in the drilling of small caliber gun barrel, a installation of low-frequency vibration drilling is designed.

针对小口径火炮身管钻削加工时存在的切屑堵塞和内膛质量问题，设计了一套低频振动装置。

7·Hollow shaft type high pressure cooling system is used to solve the problem in deep drilling, as well as gun-drill with open groove, proper cutting consumption and single tool withdraw are applied.

笔者主要阐述了数控深孔钻床在使用枪钻进行深孔加工时工艺参数的选择，寻求最佳加工性能，以求达到快速加工、提高效率的目的。