Convenient-to-adjust string winder

The utility model provides a string winder convenient to adjust, which relates to the technical field of string winders and comprises a mounting plate and a string winding rod, a support plate is fixedly mounted on one side of the top end of the mounting plate, the string winding rod is rotatably connected with the support plate, and a reduction gear is fixedly mounted on the surface of the string winding rod close to the inside of the support plate. A small gear is arranged at the position, close to the reduction gear, in the supporting plate. According to the utility model, through the arrangement of the reduction gear, when the rotating handle A is rotated, the winding chord member can be driven to rotate by using a small force, so that the string is tightened, the tension adjustment of the string is more labor-saving, and through the arrangement of the fixing rod, the fixing hole and the spring, after the string is tightened by the winding chord member, the tension adjustment of the string is more labor-s