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提出了一种新刃形钻头 ,进行了标准麻花钻、基本型群钻和新刃形钻头加工表面粗造度的测量 ,分析了新刃形钻头减小钻孔粗糙度的原因 ,提出了一种提高孔加工表面质量的新方法。
A new razor bit was proposed to measure the surface roughness of standard twist drills, basic group drills and new razor bit. The reason of reducing the roughness of new drills was analyzed and a A New Method to Improve the Surface Quality of Hole Machining.