手动按压部分由按压杆带动滑柱及按压头向下运动，并通过限位环来控制按压头的行程；
The manual pressing section makes the downward movement by a slide cylinder and a pressing head driven by a pressing rod, and the travel of the pressing head is controlled by a limited ring;
控制口12口或14口的压缩空气只需一个脉冲信号即可使滑柱移动，但12口和14口不能同时有信号。
Control port 12 or 14 of the compressed pulse can be only one column so that sliding movement, but the 12 and 14 can not both be a signal.
转动滑架为钻柱和钻头提供转动和垂直移动。
The rotary carriage provides rotary and vertical motion to the drill string and bit.
当再次按钮点动滑齿柱转齿环和滑齿套因弹簧上升复位。
When the button is pointed again the slide tooth column, the rotating tooth ring and the slide tooth sleeve return because of spring.
当再次按钮点动滑齿柱转齿环和滑齿套因弹簧上升复位。
When the button is pointed again the slide tooth column, the rotating tooth ring and the slide tooth sleeve return because of spring.
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