Blind hole detection device

The invention discloses a blind hole detection device and belongs to the technical field of drilling detection equipment. The device is characterized in that the device comprises a lifting mechanism,mounting frames (8), a rotating mechanism and clamps (3); the plurality of mounting frames (8) are arranged around the lifting mechanism; the clamps are arranged at the lower sides of the mounting frames; the plurality of clamps are arranged around the rotating mechanism; each mounting frame (8) is provided with a plurality of drill rods; the drill rods are connected with translational movement mechanisms for driving the drill rods to perform translational movement; each mounting frame (8) is provided with a power device; each power device is simultaneously connected with the plurality of drill rods and drives the plurality of drill rods to rotate; the lower end of each drill rod is provided with a drill bit through a feeding mechanism; and a buffer spring is arranged between each drill rod and the corresponding d