The utility model provides a bear auger formula puncher, includes the frame, the rack -mount engine, the driving snake is connected to the power take off end of engine, the transfer line is connected to the lower extreme of driving snake, transfer line upper portion is equipped with horizontal handle, the one end of horizontal handle is equipped with throttle and flameout switch, transfer line middle part one side is equipped with the scale, sub -unit connection auger formula drill bit, auger formula drill bit upper portion is equipped with the connecting seat, connects into the jacket below the connecting seat, and shaping cover upper portion is the symmetry and is equipped with unearthed mouthful, become that the jacket is inside to be equipped with the drill bit, drill bit upper portion is connected with the transfer line, and whole drill bit periphery is equipped with the auger from bottom to top, the jacket slightly is good at into to the drill bit. Beneficial effect does: convenient operation, flexibility, the small light in weight of complete machine is fit for single bimanualness, and is more stable, adopts the auger formula drill bit that is equipped with into the jacket, better solution the great soil of silt content dig that the cave is irregular, the poor shortcoming of shaping.