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CN-121976368-A - Color fixing device, dyeing system and use method before spinning fiber strip

CN121976368ACN 121976368 ACN121976368 ACN 121976368ACN-121976368-A

Abstract

The invention relates to the technical field of dyeing, in particular to a color fixing device, a dyeing system and a using method for a color spinning fiber strip. The color fixing device before the color spinning fiber strips comprises a drying color fixing box, a steam generating assembly and a steam fixing device, wherein the drying color fixing box is provided with an accommodating space, the steam generating assembly is arranged in the accommodating space and comprises a water tank and a supporting plate, saturated steam is generated in the water tank, the supporting plate is connected with the water tank, a fiber net is arranged on the supporting plate, a plurality of ventilation holes are formed in the supporting plate, and dye to be fixed is adhered to the fiber net. The invention provides a color fixing device, a dyeing system and a using method before spinning fiber strips, which aim to solve the problems that dye liquor is attached to the surfaces of fibers, and insufficient reaction with the fibers is caused after the subsequent operation and drying of a fiber net, so that the utilization rate of dye is low, the prepared textile is light in color and low in color fastness, high dye uptake and high color fixing rate are realized, meanwhile, the process flow is shortened, and the consumption of water and chemical additives is reduced.

Inventors

  • ZHANG HONGXIA
  • YANG MINGCHAO
  • LIU YITANG
  • YUAN JIANHE
  • MENG XIAODI
  • Shen Baolei
  • Ge Huaifu
  • LV ZHIJIA
  • CHEN YANMIN
  • LI MENG
  • CHENG XIAOMING
  • REN CHANGYOU
  • ZHAO JINSHUAI

Assignees

  • 滨州魏桥国科高等技术研究院
  • 魏桥纺织股份有限公司
  • 山东魏桥特宽幅印染有限公司

Dates

Publication Date
20260505
Application Date
20260225

Claims (10)

  1. 1. Color fixing device before color spinning fibrids, characterized by comprising: The drying and fixing box (1), wherein the drying and fixing box (1) is provided with an accommodating space (102); The steam generating assembly (2), the steam generating assembly (2) is arranged in the accommodating space (102), the steam generating assembly (2) comprises a water tank (201) and a supporting plate (202), saturated steam is generated in the water tank (201), the supporting plate (202) is connected with the water tank (201), a fiber net (3) is arranged on the supporting plate (202), and a plurality of vent holes (2021) are formed in the supporting plate (202) and used for allowing the saturated steam to pass through and be attached to the fiber net (3) to fix color.
  2. 2. The color-spun fiber sliver pre-fixing device according to claim 1, characterized in that said support plate (202) covers an opening of said water tank (201), said support plate (202) comprises a ventilation portion (2022) and a drying portion (2023), said ventilation portion (2022) being provided with said ventilation hole (2021).
  3. 3. The color fixing device for color spun fiber sliver according to claim 2, wherein a superheated steam pipeline (203) is arranged in the water tank (201), superheated steam passes through the superheated steam pipeline (203), the height of the superheated steam pipeline (203) is lower than the liquid level of water in the water tank (201), and a plurality of ventilation holes are formed in the pipe wall of the superheated steam pipeline (203).
  4. 4. A color-spun fiber sliver pre-fixing device according to any one of claims 1-3, further comprising a conveying assembly (4), said conveying assembly (4) comprising an endless conveyor belt (401), said endless conveyor belt (401) being located above said support plate (202), said fiber web (3) being placed on said endless conveyor belt (401) to drive the fiber web (3) in a conveying direction.
  5. 5. The color fixing device for color spun fiber sliver according to claim 4, further comprising a partition plate, wherein the top surface of the partition plate is fixedly connected with the drying and fixing box (1), a gap is reserved between the bottom surface of the partition plate and the fiber web (3), and the partition plate partitions the accommodating space (102) into a drying space (1022) and a fixing space (1021).
  6. 6. The pre-color fixing device for color spun fiber sliver according to claim 5, wherein at least one drying rod (103) is provided in each of the color fixing space (1021) and the drying space (1022).
  7. 7. A dyeing system comprising a pre-color fixing device of the spun-dyed fiber sliver of any one of claims 1-6.
  8. 8. Dyeing system according to claim 7, characterized in that it further comprises a dyeing spray box (5), said dyeing spray box (5) being in communication with said drying and fixing box (1), a part of the endless conveyor belt (401) being located in said dyeing spray box (5) and another part of said endless conveyor belt (401) being located in the drying and fixing box (1).
  9. 9. Dyeing system according to claim 8, characterized in that the dyeing spray box (5) is also provided with a dyeing spray head (501), the dyeing spray head (501) being located above the endless conveyor belt (401).
  10. 10. A method for using a color fixing device before color spinning fiber strips, which is used for using the color spinning fiber strip front fixing device according to claim 1, and is characterized in that saturated steam generated in a water tank (201) enters into a containing space (102) through a vent hole (2021), and dye to be fixed and a fiber web (3) are combined in a high-temperature and high-humidity environment to perform a color fixing reaction.

Description

Color fixing device, dyeing system and use method before spinning fiber strip Technical Field The invention relates to the technical field of dyeing, in particular to a color fixing device, a dyeing system and a using method for a color spinning fiber strip. Background In the textile industry, the color of the color spun fiber material is lost, and the color fixation rate is low, which is a long-standing troublesome problem. The problem not only brings a plurality of troubles to the subsequent dyeing process, but also seriously affects the quality of textiles, so that the clothes are frequently discolored in the washing process, and the appearance and the service life are affected. In order to achieve ideal dyeing effect and color fastness, repeated dyeing and color fixing steps are often needed, the complexity and production period of the process are increased, a large amount of water resources and energy are consumed, the production cost of the product is increased, and environmental pollution is aggravated. Therefore, how to improve the reaction fixation rate between the dye and the fiber in the pre-spinning stage of the color spinning fiber material is an important strategy for solving the problems of low dye fixation rate, dye splashing and the like in the production process of the color spinning fiber material, improving the quality and the service life of the color spinning product, shortening the dyeing process and realizing energy conservation and environmental protection. The emerging spray dyeing technology is applied to a pre-spinning process, the running length of a fiber web is prolonged in a loose fiber carding stage, and a dye solution is embedded in situ into the carded fiber web by utilizing a large-scale multi-nozzle coordination control technology, so that dye and fiber materials are combined to manufacture colored fibers and the colored fibers are embedded in situ into the fiber web. The dyeing is realized by the reaction and fixation of dye particles on the surface of the trans-scale natural color fiber, and the uniform color effect is shown by the transfer arrangement of the colored fiber in the yarn forming process, so that the colored textile product can be obtained without a chemical dyeing process, the preparation process of the colored textile is greatly shortened, and meanwhile, the water consumption is reduced, and the advantages of emission reduction and pollution reduction are realized. However, at present, dye liquor is attached to the surface of the fiber, and after the fiber is dried by the follow-up operation of the fiber net, the dye is insufficiently reacted with the fiber, so that the utilization rate of the dye is low, the prepared textile is light in color and low in color fastness, and the requirements of consumers on the color fastness of the textile cannot be met. Disclosure of Invention In view of the above, the invention provides a color fixing device, a dyeing system and a using method before spinning fiber strips, which are used for solving the problems that dye liquor is attached to the surfaces of fibers, and after the fiber webs are dried by the follow-up operation, the dye is insufficient in reaction with the fibers, so that the utilization rate of the dye is low, and the prepared textile is light in color and low in color fastness. In a first aspect, the present invention provides a color fixing device before color spinning fiber strips, comprising: The drying fixation box is provided with an accommodating space; The steam generating assembly is arranged in the accommodating space and comprises a water tank and a supporting plate, saturated steam is generated in the water tank, the supporting plate is connected with the water tank, a fiber net is arranged on the supporting plate, a plurality of vent holes are formed in the supporting plate, and dye to be fixed is attached to the fiber net. Saturated steam enters the accommodating space through the vent hole to form a high-temperature and high-humidity environment, and the dye to be fixed is combined with the fiber web in the pre-spinning stage to perform fixation reaction, so that the fiber coloring of the fiber web in the spinning stage is realized, and the fiber web with high dye-uptake and fixation rate is obtained. In an alternative embodiment, the support plate covers the opening of the water tank, the support plate comprising a ventilation portion and a drying portion, the ventilation portion being provided with the ventilation aperture. In an alternative embodiment, a superheated steam pipeline is arranged in the water tank in a penetrating way, superheated steam is arranged in the superheated steam pipeline in a penetrating way, the height of the superheated steam pipeline is lower than the liquid level of water in the water tank, and a plurality of ventilation holes are formed in the pipe wall of the superheated steam pipeline. In an alternative embodiment, the device further comprises a conveyin