The utility model relates to a drilling machine that can fix a position. It includes power car and chassis, is equipped with the fixed disk of outband tooth on the chassis, and fixed disk center department is equipped with the carousel, the carousel top has set firmly the rotation platform, and it has the drilling frame to hinge on the rotation platform, the drilling frame comprises the sliding tray of two parallels, is equipped with drilling auger, characterized by in the drilling frame: middle division of the extreme end of chassis is jagged, is equipped with the sliding plate in the breach, the fixed disk is fixed on the sliding plate, the chassis below is equipped with the release hydro -cylinder, it connects at the sliding plate lower surface to release the output of hydro -cylinder, it releases the control rod of hydro -cylinder to be equipped with control on the chassis, the extreme end of chassis is equipped with positioning camera. The utility model discloses owing to set up positioning camera, can make the accurate the drilling position of arrival of power car, and consequently the drilling auger can make the accurate the drilling position of alignment of drilling auger along with the sliding plate back -and -forth movement, has strengthened the accuracy.