Yarn adjustable auxiliary tension device of sectional warping machine

The invention discloses a yarn adjustable auxiliary tension device of a sectional warping machine, and relates to the technical field of an adjustable auxiliary tension device of the sectional warping machine. The yarn adjustable auxiliary tension device of the sectional warping machine comprises a workbench, wherein supporting legs are fixedly installed at the four corners of the bottom face of the workbench, a T-shaped frame is fixedly installed on one side of the top face of the workbench, a motor is fixedly installed on the top face of the T-shaped frame, a rotating rod is fixedly installed on an output shaft of the motor and sleeved with a roller, telescopic rods are arranged on the two sides of the roller, and the fixed ends of the telescopic rods are hinged with rotating rods. According to the invention, non-wool yarns such as edge yarns and inserted yarns of a jacquard product are wound on two round rods by using the two round rods according to the principle of force application by holding, the tensio