Twisting frame tightening device for non-knitting cotton twisting machine

The utility model discloses a twisting frame tightening device for a non-knitting cotton twisting machine. The twisting frame tightening device comprises a tightening frame, wherein the upper part of the tightening frame is provided with a square framework; the square framework is provided with two side rods, a front transverse rod and a back transverse rod; the two ends of the front transverse rod are connected with the side rods on both sides of the front transverse rod, and the front transverse rod can slide on the side rods; the back transverse rod is fixed on the side rods and cannot slide; the front transverse rod and the back transverse rod are provided with springs; the front transverse rod is provided with cotton thread rings; the lower parts of the side rods are provided with two vertical rods; the vertical rods are provided with tightening wheels; the lower parts of the vertical rods are provided with fixing frames; the cotton thread rings are provided with tightening nuts and handles.