Impact tapping, as a novel technology of internal thread processing ,has some important effect and a good applied foreground in the machining of small diameter thread ,especially for thin board .

• 冲击攻丝作为一种新型的内螺纹加工技术,在解决小直径薄板内螺纹加工方面发挥着重要的作用,并具有良好的应用前景。