全液压凿岩台车专用防卡杆阀的设计与应用

Design and Application of Special Valve for Preventing Rod from Jamming for Full Hydraulic Drilling Jumbo

根据全液压凿岩台车对防卡杆装置的要求，提出一种新型的防卡杆阀，详尽介绍了该阀的结构特点和动作机理，并给出了相关动作的传递函数及该阀的典型应用。

The paper puts forward a new valve for preventing the rod from jamming according to the demands for the device used for preventing the rod from jamming of full hydraulic drilling jumbo, introduces in detail the structure and operating principle of the valve, and gives the transmission function of related movements and typical application of the valve.