Road kerf positioning device

The utility model relates to the technical field of road joint cutting, in particular to a road joint cutting positioning device. Comprising a cutting machine roller positioning guide rail, the cutting machine roller positioning guide rail is composed of a positioning guide rail body and fixed socket sleeves, the fixed socket sleeves are arranged at the four corner points of the positioning guide rail body, the fixed socket sleeves are provided with adjustable positioning rods, and each adjustable positioning rod is composed of a socket assembly type positioning rod and a fine adjustment jacking. The socket assembly type positioning rod is arranged on the fixed socket sleeve, the fine adjustment jacking is arranged at the tail end of one side of the socket assembly type positioning rod, the number of the positioning rods can be selected according to the width of a road, and practicability is good; two groups of guide rails are manufactured, continuous turnover flow construction can be realized, and the constr