Tension regulator for yarn feeder of circular loom

The utility model relates to a yarn feeding tension regulator for a circular weaving machine. A control plate and a relevant mechanism for adjusting the pushing positions of sinking pieces on the outer side of a triangle base are mainly arranged in the triangle base of the circular weaving machine, and the triangle base of the circular weaving machine is used for driving the sinking pieces. The arrangement range of the control plate comprises the forward movement stroke of a part of the sinking pieces so that the forward movement stroke of the sinking pieces is precisely adjusted by the outer side of the triangle base according to need, and accordingly, the tension of yarn feeding can be easily adjusted; the excellent weaving effect can be provided.