The invention discloses a marine product extracting device comprising a main seat body, wherein the main seat body is provided with a stirring uniform cavity, the left and right sides of the stirringuniform cavity are rotatably cooperatively provided with the turntables, a first rotating pin roll is fixed at the center between the turntables at the left and right sides, a first stirring rod is fixed on the first rotating pin roll, a stirring shaft is mounted rotatably cooperatively on the first stirring rod, a plurality of sets of second stirring rods are fixedly disposed on the outer surfaceof the stirring shaft, the stirring shaft is respectively rotatably coupled with the turntables at the left and right sides, a first transmission cavity is arranged in the main seat body at the rightside of the stirring uniform cavity, an annular cavity is formed in communication between the first transmission cavity and the turntables, a toothed ring is fixed in the first transmission cavity, the stirring shaft and the annular cavity are in clearance fit, the stirring shaft extends into the first transmission cavity, and the end of the stirring shaft is fixedly provided with a rotating gear.