Casting and shaping slip form tool for curb backrest

The utility model provides a curb backrest pouring and shaping slip form tool, which relates to the technical field of slip form tools, and comprises a main body rod and a limiting part, and a limiting part is mounted on the main body rod. The two roller seats are symmetrically welded to the bottom end face of the main body rod, each roller seat is rotationally connected with one first roller, the two first rollers make contact with the ground, and the two first rollers make contact with the left side of the road edge stone, so that left-right limiting of the main body rod can be achieved, and front-back movement of the main body rod is facilitated; the problems that in road engineering construction, after curb construction is completed, a backrest needs to be poured on the side face of the curb, pouring construction is conducted in a formwork building mode in a traditional method, the curb backrest cannot be fixed in a split bolt mode due to the fact that the curb backrest generally has a certain gradient, a