Yarn length measuring machine facilitating yarn taking

The utility model discloses a skein yarn length measuring machine convenient to take yarns, which relates to the technical field of yarn detection devices and comprises a skein yarn length measuring machine body, a control box is fixedly connected to the top of the skein yarn length measuring machine body, and an adjustable yarn frame is arranged on the outer side of the control box. The adjustable yarn frame is arranged to be of a structure with the adjustable diameter so that the yarn winding diameter can be conveniently adjusted, meanwhile, the yarn can be conveniently taken down, and a driving assembly is arranged in the control box. By arranging the adjustable screen frame, when the radius of the screen frame needs to be adjusted, the rotating handle is pulled, so that the first spring is extruded, the plug pin leaves the inserting groove, meanwhile, the spline shaft leaves the spline groove, then the rotating handle is rotated, the two-way lead screw rotates, and the sliding block can move under the lim