The utility model discloses a step-by-step counterforce device of a shield. The step-by-step counterforce device of the shield comprises a blocky body of which the lower surface is a plane; an erection column is arranged below the blocky body, and is used for being inserted into a ground preformed hole; a circular arc-shaped gap of which the axis vertically extends is formed in the middle part of the right side wall of the blocky body, and is used as a location contact surface of a ground steel bar; a location pinhole of which the axis horizontally extends is formed in the circular arc-shaped gap, and is used for fixing the ground steel bar to the blocky body; the upper left part of the blocky body is provided with a groove which is used for the end of a shield jack to extend into. The upper left part of the blocky body is divided into a front erection support lug and a rear erection support lug by the groove, wherein the front erection support lug and the rear erection support lug are spaced; two circular holes vertically penetrating the two erection support lugs are also formed in the upper left part of the blocky body, and are used for the articulated shaft of the shield jack and the blocky body to pass through; the top part of the blocky body is provided with a lifting support lug. The step-by-step counterforce device of the shield is simple in structure, convenient to operate and carry and high in advance rate, and can be repeatedly used.