Automatic vertical drill rig hydraulic control system, the conveying device and control method

The present invention discloses an automatic vertical drill rig hydraulic control system comprises a PLC control module, relays, signal amplification plate, the pilot solenoid valve, pilot valve and a multiple sensor groups, the PLC control module through the intermediate relay, the signal complete control of the amplifier board common pilot solenoid valve, the pilot solenoid valve with the pilot multi-way valve connected to a pilot valve connected to multiple actuators, the sensor signals and transmits a signal to the set of acquisition actuators PLC control module. The present invention allows hydraulic drilling apparatus automatically steep vertical drill rod transporting function, without manually doing, reduce labor intensity, effectively increasing the speed of replacement of drill pipe.