Hot rolling mill capable of switching rolling patterns on line

The invention relates to the technical field of fabric embossing processing, in particular to a hot rolling mill capable of switching rolling patterns on line, which comprises a support frame, a fabric conveyor and a switching rolling assembly, the switching rolling assembly comprises two screw machines, a support, a plurality of limiting units, a plurality of rollers, two mounting units, two first air cylinders and two clamping units, the two screw machines are sequentially arranged on the supporting frame, the support is matched with the output ends of the two screw machines, the rollers are sequentially arranged on the corresponding limiting units, and the two mounting units are arranged on the supporting frame. The first air cylinders drive the clamping units to clamp rollers and place the rollers on the mounting units for use, the positions of the supports are adjusted through the two screw machines, the positions of the multiple rollers are moved, the clamping units can conveniently take down different