▎ 摘　　要

NOVELTY - The utility model relates to graphene radiating substrate preparation technology field, claims a cutting device for processing graphene radiating substrate, comprising a bottom plate, a side plate, a cross beam, a cylinder, a first cutter fixing seat, a second cutter fixing seat, a first cutter, a second cutter, a cylindrical electric heater, a power supply wire; a first tray and a second tray; the upper end of the first cutter fixing seat is fixedly connected with the cylinder rod of the cylinder; the second cutter fixing seat is parallel set below the first cutter fixing seat; the first cutter and the second cutter are respectively fixed on the lower end of the first cutter fixing seat and the upper end of the second cutter fixing seat; the cylindrical electric heater is respectively embedded in the first cutter fixing seat and the second cutter fixing seat. The technical solution of the utility model can realize the graphene radiating substrate fast cutting, improves the efficiency, reduces the labour intensity, and it has simple operation, convenient use and strong practicability.