A portable and rotary type ultrasonicdrilling machine is developed and designed for drilling of carbon fibre composition components.
为碳纤维复合材料构件的钻孔，研制出一种便携式旋转超声钻。
2
Through analyzing the principle of vibratory cutting, the methods of choosing parameters for ultrasonicdrilling of deep holes are presented and proved by experimental method.
通过分析振动切削的机理，提出选择深孔超声振动切削参数的方法，并通过实验数据加以验证。
3
Our conclusion is that the ultrasonicdrilling or ultrasonic reaming is suitable for finish machining of holes and a promising process to be used in machining aluminum and car bon steels.