The utility model discloses a permanent magnetism driving syntropy meshing -type rotor banbury mixer mainly comprises power device, transmission, reinforced loading system, banburying device, intelligent control device, banbury mixer power device adopts the synchronous ac motor of the permanent magnetism that can realize the slow -speed of revolution, big moment of torsion, reinforced loading system adopts eccentric floating weight control feed inlet to eat the material difficulty with the solution, and the floating weight goes up and down, mixing chamber's die sinking compound die all adoptscylinder control, mixing chamber adopts the front and back combination to tear board -like structure open, the middle mobile refrigerated mode of drilling that adopts, the banburying device form by mixing chamber and synchronous syntropy meshing -type rotor, intelligent control device adopt PLC control, can realize intelligent sequencing automatic mixing with the mixing parallel operation of manually operation. The utility model discloses can increase substantially mixing efficiency and quality, reduce the hourglass material and the mixing inhomogeneous condition in the experiment, improve theelongational flow of sizing material.