可调刀式镗杆,是一种适用于长孔多槽工件加工的工具。适于在镗床、钻床、车床上,对工件孔内表面的割槽加工,其效果可达到较高精度要求,操作时易于控制尺寸。可调刀式镗杆的结构及原理 (1)可调刀式镗杆结构由刀杆进刀螺丝、进刀圈、调节杆、刀壳等10件组成,如图所示; Adjustable knife boring bar, is a tool for long hole multi-slot workpiece processing. Suitable for boring machine, drilling machine, lathe, the inner surface of the workpiece hole cutting slot processing, the effect can reach higher accuracy requirements, easy to control the size of the operation. Structure and principle of adjustable knife boring bar (1) Adjustable knife boring bar structure is composed of 10 pieces, including knives, knives, adjusting rods and knife shells, as shown in the figure;