Dyeing-process preprocessing plaiting apparatus

The utility model relates to a dyeing-process preprocessing plaiting apparatus, which comprises a preprocessing device (1) and a folder (2), and is characterized by also comprising an upright post bracket (3), an air cylinder (4), a main drive shaft (5), a large-roll drive shaft (6), a strain bracket (7) and guide rolls (8), wherein the upright post bracket (3) and the folder (2) are arranged in parallel, a crossbeam is arranged between the upright post bracket (3) and the folder (2), the upright post bracket (3) is connected with the strain bracket (7) through the main drive shaft (5), an aircylinder (4) is arranged between the strain bracket (7) and the upright post bracket (3), the crossbeam, the upright post bracket (3) and the strain bracket (7) are respectively provided with the guide roll (8), and the end of the strain bracket (7) which is away from the main drive shaft (5) is connected with the large-roll drive shaft (6). By utilizing the telescopic air cylinder and the large-roll device to substitute