The utility model belongs to the technical field of carbon forming kneading pots, and particularly relates to a fume exhausting system for a carbon forming kneading pot, which solves the problem that in the carbon production process in the prior art, the kneading pot has a poor fume exhausting effect and high energy consumption. The fume exhausting system comprises an axial flow blower arranged at the top of the body of a kneading pot, wherein the air inlet of the axial flow blower is connected with a supply air outlet arranged at the top of the pot body, the air outlet of the axial flow blower is connected with one end of a fume exhausting tube of the kneading pot, the other end of the fume exhausting tube is connected with a centrifugal blower I, and a vent hole is formed at the upper part of a slurry bucket of the kneading pot and is connected with a centrifugal blower II. The fume exhausting system provided by the utility model has the following benefits: the fume of the slurry kneading is collected and discharged through the reasonably designed fume exhausting system, so as to improve the quality of working environment and reduce the energy consumption of the equipment.