Cable fixing device for electrical engineering

The utility model discloses a cable fixing device for electrical engineering, and relates to the technical field of cable fixation, the cable fixing device comprises a mounting plate and a servo motor, the inner wall of the mounting plate is provided with a screw rod, the outer surface of the screw rod is provided with two mounting cylinders, the top ends of the mounting cylinders are provided with threaded grooves, the inner walls of the threaded grooves are in threaded connection with adjusting screws, and the adjusting screws are in threaded connection with the servo motor. A wire through hole is formed in the top end of the adjusting screw, a limiting groove is formed in the bottom end of the adjusting screw, a through hole is formed in the bottom end of the mounting cylinder, a plurality of clamping blocks are arranged in the through hole, and a threaded lantern ring is fixedly connected to the outer surface of the mounting cylinder. A worker can directly screw the adjusting screw with hands, the clampin