Based on analyzing the demands of small-diameter deep-hole drill for vibration drilling, a new inner-chip removal drill was designed.

• 分析了小直径深孔振动钻削对钻头的要求;设计了一种新型内排屑深孔钻头;分析了该钻头的结构和刃磨特点,进行了振动钻削试验。