Rolling roller carbonizing mechanism of casting rolling mill

The utility model discloses a rolling roller carbonizing mechanism of a casting rolling mill. The rolling roller carbonizing mechanism of the casting rolling mill comprises a machine frame, wherein an upper casting rolling roller and a lower casting rolling roller which cooperate with each other are rotationally installed on the machine frame; transverse sliding bars are fixedly arranged on the machine frame respectively in a manner of corresponding to the outer sides of the upper casting rolling roller and the lower casting rolling roller; the annular outer walls of the slide bars are provided with a wear-resisting layer respectively; slide blocks are matched onto the slide bars respectively in a sliding way; carbon powder ejectors are installed on the slide blocks respectively; threaded holes are formed in the lower parts of the slide blocks respectively; screw rods are rotationally installed on the machine frame respectively in a manner of corresponding to the lower sides of the two slide bars; the screw r