Roving tension adjusting device on roving frame

The utility model provides a roving tension adjusting device on a roving frame. The fixed frame is fixedly mounted at the tops of the bottom feet; the penetrating groove is formed in the bottom of the fixing frame, and limiting plates are fixedly mounted on the two sides of the inner side face of the penetrating groove; the supporting frame is fixedly installed at the bottoms of the bottom feet, a driving motor is fixedly installed at the bottom of the supporting frame, the output end of the driving motor penetrates through the bottom of the supporting frame and extends to the top of the supporting frame, and a threaded sleeve is fixedly installed at the output end of the driving motor. According to the roving tension adjusting device on the roving frame, the supporting frame, the driving motor, the threaded sleeve, the threaded rod, the limiting groove, the limiting plate, the bottom plate and other structures are matched with one another, when the roving tension adjusting device is used, the feeding idler w