The utility model discloses a cave machine is made on cigarette ridge, including the frame, rotate in the frame and be connected with the axletree, install the road wheel on the axletree, around, crisscross main rolling disc, vice rolling disc relative about installing rotate in the frame, main rolling disc is connected with axletree power, the outward flange department of main rolling disc evenly encircles cloth has a plurality of main tributary braces, the outward flange department of vice rolling disc evenly encircle cloth have with the vice support arm of the same number of main tributary brace, main tributary brace and pair support arm one -to -one are equipped with dozen cave device between corresponding main tributary brace and pair support arm, the one end of beating the cave device hinges in the main tributary brace, the other end of beating the cave device hinges on vice support arm. The utility model discloses the fungible is artifical accomplishes the work of beating the cave in the cigarette ridge, more has the work efficiency height, a beneficial effect of the high quality of digging a pit, hole, etc..