Knotting continuous dyeing equipment comprising an oxidizing device with variable and recoverable capacity

摘要

The present invention relates to a continuous dyeing plant for blasting, said dyeing plant comprising a plurality of dyeing / pressing groups arranged in a row, each dyeing / pressing group having a respective impregnation or dyeing tank / RTI The dyeing apparatus includes an oxidizing device comprising a support frame composed of a plurality of upper and lower return rollers, one or more upper struts and one or more lower struts configured to position the warp yarns on a plurality of parallel planar surfaces . A plurality of upper return rollers are mounted on the upper struts. Wherein at least one portion of the lower return rollers is rotatably mounted to at least one respective support device that can be moved vertically between a first operative position and a second operative position, Are arranged in close proximity to the lower struts to maintain the lower return rollers at a predetermined maximum distance from the corresponding upper return rollers, and in the second operating position, the movable support device is arranged in close proximity to the upper struts, The rollers are maintained at a predetermined minimum distance from corresponding upper return rollers.