Cloth traction mechanism

The main function of the pulling wheel is to pull the material forward through the reverse rotation of the two wheels. During this process, the cloth may not be pressed tightly. At this time, it is necessary to adjust the upper and lower positions of the pulling wheel to adjust. Open the pulling wheel: the circular surface of the rotating shaft is in contact with the lifting limit block, and the pulling wheel is opened. Adjusting the pulling wheel: Unscrew the adjusting screw and release the pressure spring. At this time, the slider can move up and down, thereby driving the pulling wheel to move up and down. After adjusting the position, tighten the adjusting screw, the pressure spring becomes tight, and the pressure of the pressure spring The slider is urged to move down, and the pulling wheel presses the lower roller.