Get core machine

The utility model discloses a get core machine, including frame, hoisting device and held coring device, hoisting device includes the hoisting frame, held coring device is including getting core sleeve and hydraulic power machine, be provided with on the hoisting frame and carry out the cooling water pipe of cooling down to getting the core sleeve, hoisting device include guide pillar, fixed blockand with fixed block thread connection's lead screw, lead screw and hoisting frame threaded connection, the value sleeve has been cup jointed on the lead screw, be provided with the scale on the value sleeve, telescopic top of value and fixed block rigid coupling. Lead screw on the rotation fixed block can drive the hoisting frame and reciprocate to the drive is got the core sleeve and is carriedout the up -and -down motion, it gets the rotation of core rotary drum to drive through the hydraulic power machine to rotation through the lead screw makes gets core sleeve up -and -down motion, isrotating the lead screw adj