Log segmenting device

The utility model discloses a log sectioning device which comprises a machine frame and a lifting cutting device, a fixed clamping table is arranged at the front end of the machine frame, the lifting cutting device is arranged at the bottom of the fixed clamping table, a movable clamping table is arranged in the machine frame, and clamping mechanisms used for clamping the two ends of a log are arranged on the fixed clamping table and the movable clamping table respectively. A log guiding device is arranged on the rear side of the fixed clamping table, and a cutting receding groove allowing a cutting blade of the lifting cutting device to penetrate through is formed in the front side of the log guiding device. The fixed clamping table and the movable clamping table are arranged, the clamping mechanisms are arranged on the clamping tables, the movable clamping table can clamp and convey round logs, the round log guiding device can clamp, convey and guide the round logs, the movable clamping table and the fixed