Patent ID: 8317430
Filing Date: 2012-11-27
Classification: E21B,E21D

Abstract:
1. A crawler-type and height adjustable drilling machine for setting roof and/or side anchor bolts and anchor cables, comprising a crawler moving part ( 1 ), a temporary support, a cylinder for height adjusting ( 3 ), a cross beam ( 4 ), a hydraulic drill ( 5 ) for setting roof anchor bolts and anchor cables, a hydraulic drill ( 6 ) for setting side anchor bolts and anchor cables, a platform ( 7 ) for the drills, a hydraulic system and operation console ( 8 ), a crawler driving motor and slipways ( 10 ) for forward and backward movement of the drill for side anchor bolts and anchor cables, characterized in that a coal pushing shovel ( 2 ) is arranged in front of the crawler moving part and below the platform which supports at its front part the hydraulic drill for setting roof anchor bolts and anchor cables which can turn left or right; double columns ( 11 ) are provided on which a slipway ( 12 ) for left and right moving is mounted; the hydraulic drill for setting side anchor bolts and anchor cables is arranged at one side to of the central part of the platform for the drills and can turn toward one side; the platform for the drills is provided with the slipways ( 10 ) for moving forwardly and backwardly on which columns of the hydraulic drill ( 6 ) for setting side anchor bolts and anchor cables are arranged so that a cylinder mounted on the platform for the drills pushes the hydraulic drill ( 6 ) for setting side anchor bolts and anchor cables to move forward and backward.