Kneading equipment and method for large-size graphite electrodes

The invention discloses kneading equipment for large-size graphite electrodes. The kneading equipment comprises landing legs and a kneading box fixedly mounted on upper ends of the landing legs; a sealing cover is fastened to the upper end of the kneading box in a sealing mode; a kneading motor and a feeding hopper for feeding materials into the kneading box are mounted in the middle part of the upper end of the sealing cover; a control valve is mounted on the feeding hopper; a kneading shaft is connected to the lower end of the kneading motor; a discharging hole is arranged in the bottom of the kneading box; a sealing insert block is mounted in the discharging hole in a rolling manner; and the lower end of the kneading shaft penetrates through the sealing cover and stretches into the kneading box and is fixedly connected with the sealing insert block. The kneading equipment for the large-size graphite electrodes disclosed by the invention has the beneficial effects that asphalt liquidcan be uniformly injecte