Glass lifter

The window glass lifter comprises a sliding assembly, the sliding assembly comprises a guide rail, a sliding block and a driving assembly, the sliding block and the driving assembly are located on the guide rail, the driving assembly comprises a traction rope, a wire winding wheel and a wire winding box, the wire winding wheel is located in the wire winding box, openings are formed in the two sides of the wire winding box, and the wire winding box is located in the sliding assembly; the pulling rope is wound on the wire winding wheel, the two ends of the pulling rope penetrate through the openings to be connected with the two ends of the sliding block respectively, sleeves are arranged at the openings respectively, and buffer grooves are formed between the first end faces, close to the openings, of the sleeves and the openings. According to the glass lifter, the pulling rope can be prevented from being broken due to large-angle bending, and the service life of the pulling rope is prolonged; in addition, bendi