旋转方钻杆的一种机械装置。
钻杆由钻杆夹头夹持，由钻杆导向装置支撑引导，由车床大拖板带动实现进给运动。
The drilling bar is clamped by a holder, supported by a guiding unit, and the feeding motion is realized by the saddle of the lathe.
本实用新型涉及钻杆或导管接头的探伤检验组合输送装置，尤其涉及曲线式探伤检验组合输送装置。
The utility model relates to a combined flaw detection transporting device for a drill stem or a pipe joint, particularly a curved combined flaw detection transporting device.
本实用新型为一种多用途土壤样品采集装置，它包括钻杆、钻体、手柄。
The utility model relates to a multifunctional soil sample connecting device, which comprises a drill rod, a drill body, a handle and a collecting cylinder.
附设液压夹持器，并配以手动御扣装置，使拆御钻杆更方便。
Equipped with hydraulic holder and hand powered unscrewer, to untighen the drill rod easily.
附设液压夹持器，并配以手动御扣装置，使拆御钻杆更方便。
Equipped with hydraulic holder and hand powered unscrewer, to untighen the drill rod easily.
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