阅读说明：本技术 一种再生锦纶纱线的环保染色工艺 (Environment-friendly dyeing process of regenerated nylon yarn ) 是由 孙淑娟 郑贞宝 汪慧安 周丽红 周文军 李�浩 徐满容 叶存锋 于 2020-12-21 设计创作，主要内容包括：本发明提供了一种再生锦纶纱线的环保染色工艺,包括如下步骤：通过浸轧式纱线处理机对筒子纱线进行处理,具体包括：上轴,浸轧工作液,氧化固化,水洗,烘干,筒子下轴。(The invention provides an environment-friendly dyeing process of regenerated nylon yarns, which comprises the following steps: through the processing of padding formula yarn processor to the cheese yarn, specifically include: and (3) upper shaft, padding working solution, oxidizing and curing, washing, drying and bobbin lowering.)

1. An environment-friendly dyeing process of regenerated nylon yarns comprises the following steps: through the processing of padding formula yarn processor to the cheese yarn, specifically include: and (3) upper shaft, padding working solution, oxidizing and curing, washing, drying and bobbin lowering.

2. The environmentally friendly dyeing process of regenerated nylon yarn according to claim 1, characterized in that the padding liquor yield is 70%.

3. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 2, wherein the working solution comprises the following components: 5-6g/L of bio-based dye, 10-30g/L of sodium carbonate and 10-20g/L of fermentation sugar.

4. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 1, wherein the padding type yarn processor comprises a bottom plate, one end of the bottom plate is provided with a discharging frame, the discharging frame is horizontally and rotatably provided with a discharging roller, the other end of the bottom plate is provided with a receiving frame, the receiving frame is horizontally and rotatably provided with a receiving roller, and the middle part of the bottom plate is provided with an immersion processing mechanism, an oxidation curing processing mechanism, a water washing processing mechanism and a drying processing mechanism.

5. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 4, wherein the immersion processing mechanism comprises a processing tank, a mounting rack, a dipping roller, a press roller, a first linkage rack, a second linkage rack, a regulating gear, a servo motor, a first scraper and a second scraper, the processing tank is fixed on a bottom plate, the mounting rack is fixed on the bottom plate, the dipping roller and the press roller are horizontally and rotatably arranged on the mounting rack, the first linkage rack and the second linkage rack are both slidably connected on the mounting rack, the first scraper is connected with the first linkage rack, the first scraper abuts against one end of the dipping roller, the second scraper is connected with the second linkage rack, the second scraper abuts against the other end of the dipping roller, the servo motor is fixed in the middle of the mounting rack, the end of an output shaft of the servo motor is fixed on the end of the output shaft of the servo motor, the regulating gear is fixed on the end of the output shaft of the servo motor, and the regulating gear is meshed with the first linkage rack and the second linkage rack simultaneously.

6. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 5, wherein the first scraper and the second scraper are both arranged obliquely.

7. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 5, wherein the first scraper and the second scraper are respectively provided with an occupying box, a discharge port is formed in the occupying box, a positioning seat is installed at the discharge port, a floating rod is vertically and movably arranged on the positioning seat, a stirring blade is fixed at the lower end of the floating rod, a sealing disc capable of sealing the discharge port is fixed at the upper end of the floating rod, and a supporting spring is further arranged between the floating rod and the positioning seat.

8. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 4, wherein the oxidation curing treatment mechanism comprises a treatment box, an air blower, an air guide pipe and an electric heating element, the treatment box is fixed on the bottom plate through supporting legs, an input port is arranged at one end of the treatment box, an output port is arranged at the other end of the treatment box, the air blower is fixed on the supporting legs and communicated with the treatment box through the air guide pipe, the air guide pipe is close to the output port, and the electric heating element is arranged on the air guide pipe.

9. The environment-friendly dyeing process of the regenerated nylon yarn according to claim 4, characterized in that, the washing treatment mechanism comprises a bracket, a water supply tank and a water supply pump, the bracket is fixed on the bottom plate, a plurality of washing tanks are sequentially arranged on the bracket from top to bottom, the size of the cleaning tank is increased from top to bottom, a guide-in roller and a guide-out roller are horizontally arranged in the cleaning tank, a transition roller corresponding to the cleaning tank is horizontally arranged on the bracket, a discharge port is arranged at the side part of the cleaning tank, a plurality of auxiliary cylinders are horizontally and rotatably arranged in the cleaning tank, annular tooth parts are arranged on the auxiliary cylinders, and two adjacent tooth parts are meshed with each other, the auxiliary barrel at one end is also fixed with a linkage blade which is positioned below the corresponding discharge port, the water supply tank is fixed on the bracket and is communicated with the uppermost cleaning tank through a water pipe, and the water supply pump is arranged on the water pipe.

10. The environment-friendly dyeing process of the regenerated nylon yarn as claimed in claim 4, wherein the drying treatment mechanism comprises an oven, the oven is fixed on the bottom plate, a drying channel for the yarn to pass through is formed in the oven, an electrostatic adsorption plate is further arranged at the bottom of the oven in a detachable mode, and an operating handle is arranged on the electrostatic adsorption plate.

Technical Field

The invention belongs to the technical field of yarns, relates to an environment-friendly dyeing process, and particularly relates to an environment-friendly dyeing process for regenerated nylon yarns.

Background

The environmental protection is the subject of the development of the times and the future development direction of the textile industry. The significance of the textile is expanded from cold dispelling and warm keeping to the aspects of beauty, fashion, health, environmental protection and the like.

The regenerated nylon yarn is prepared by recycling waste nylon fabric by using a chemical recycling and regenerating technology, decomposing the waste nylon fabric into nylon raw materials through chemical treatment and spinning. The plant dye has the characteristics of no toxicity, environmental protection and the like, is highly matched with the product performance of the regenerated fiber, adopts the plant dye to dye the regenerated nylon fiber, improves the added value of the product while ensuring the use performance of the yarn, endows the nylon fiber yarn with the characteristics of green, environment-friendly, sustainable and renewable products, and has no special dyeing process of the regenerated nylon yarn in the prior art, so that the design of the environment-friendly dyeing process of the regenerated nylon yarn is necessary.

Disclosure of Invention

The invention aims to provide an environment-friendly dyeing process of regenerated nylon yarns, aiming at the problems in the prior art.

The purpose of the invention can be realized by the following technical scheme: an environment-friendly dyeing process of regenerated nylon yarns is characterized by comprising the following steps: through the processing of padding formula yarn processor to the cheese yarn, specifically include: and (3) upper shaft, padding working solution, oxidizing and curing, washing, drying and lower shaft.

The padding liquid carrying rate is 70%.

The working solution comprises the following components: 5-6g/L of bio-based dye, 10-30g/L of sodium carbonate and 10-20g/L of fermentation sugar.

The padding type yarn processor comprises a bottom plate, wherein a feeding frame is installed at one end of the bottom plate, a feeding roller is horizontally and rotatably arranged on the feeding frame, a material receiving frame is installed at the other end of the bottom plate, a material receiving roller is horizontally and rotatably arranged on the material receiving frame, and an immersion liquid processing mechanism, an oxidation curing processing mechanism, a washing processing mechanism and a drying processing mechanism are arranged in the middle of the bottom plate.

By adopting the structure, the bobbin with the yarn is placed on the feeding roller and is processed by the immersion liquid processing mechanism, the oxidation curing processing mechanism, the water washing processing mechanism and the drying processing mechanism in sequence, and the processed regenerated nylon yarn is wound on the receiving roller, so that the continuous dyeing operation can be completed, and the dyeing is simple and convenient.

The immersion fluid processing mechanism includes the treatment trough, the mounting bracket, the immersing roller, the compression roller, first linkage rack, the second linkage rack, regulation and control gear, servo motor, first scraper and second scraper, the treatment trough is fixed on the bottom plate, the mounting bracket is fixed on the bottom plate, the equal level of immersing roller and compression roller rotates and sets up on the mounting bracket, the equal sliding connection of first linkage rack and second linkage rack is on the mounting bracket, first scraper and first linkage rack link to each other, and first scraper leans on with the counterbalance of immersing roller one end, second scraper and second linkage rack link to each other, and second scraper leans on with the counterbalance of immersing roller other end, servo motor fixes at the mounting bracket middle part, and servo motor's output shaft tip, the regulation and control gear is fixed at servo motor's output shaft tip, and the regulation and control gear meshes with first linkage rack, the second linkage rack simultaneously.

By adopting the structure, under the combined action of the padding roller and the compression roller, the working fluid in the treatment tank can be roll-coated on the regenerated nylon yarn, the regulation gear is driven by the servo motor to rotate, the regulation gear can drive the first linkage rack and the second linkage rack to move back and forth, so that the positions of the first scraper and the second scraper can be adjusted according to the reality, the working fluid at the end part of the padding roller can be scraped off by the first scraper and the second scraper, and the working fluid is prevented from being adhered to the end part of the padding roller after a long time.

The first scraping knife and the second scraping knife are obliquely arranged.

The material scraping device is characterized in that the first material scraping knife and the second material scraping knife are respectively provided with an occupying and storing box, a discharge port is formed in the occupying and storing box, a positioning seat is installed at the discharge port, a floating rod is vertically and movably arranged on the positioning seat, a stirring sheet is fixed at the lower end of the floating rod, a sealing disc capable of sealing the discharge port is fixed at the upper end of the floating rod, and a supporting spring is arranged between the floating rod and the positioning seat.

By adopting the structure, after more working fluid is contained in the storage box, the sealing disc can move downwards, the floating rod moves, the floating rod drives the stirring sheet to move, the stirring sheet can perform certain stirring operation on the working fluid in the treatment box, and the auxiliary effect is good.

The oxidation curing treatment mechanism comprises a treatment box, an air blower, an air guide pipe and an electric heating element, wherein the treatment box is fixed on the bottom plate through supporting legs, one end of the treatment box is provided with an input port, the other end of the treatment box is provided with an output port, the air blower is fixed on the supporting legs and communicated with the treatment box through the air guide pipe, the air guide pipe is close to the output port, and the electric heating element is arranged on the air guide pipe.

By adopting the structure, hot air obtained after being heated by the electric heating element is conveyed into the treatment box through the air blower, and the hot air can continuously blow to the regenerated nylon yarn in the treatment box, so that the working solution on the regenerated nylon yarn is oxidized and cured, and the regenerated nylon yarn is not easy to fade.

Washing processing mechanism includes the support, feed water tank and working shaft, the support is fixed on the bottom plate, a plurality of washing tanks have set gradually from top to bottom on the support, and the size of washing tank from top to bottom increases in proper order, the level is provided with leading-in roller and derivation roller in the washing tank, it is provided with the excessive roller corresponding with the washing tank to go back the level on the support, the washing tank lateral part has the discharge port, horizontal rotation is provided with a plurality of supplementary sections in the washing tank, it is annular tooth portion to have on the supplementary section of thick bamboo, and mesh mutually between the two adjacent tooth portions, wherein still be fixed with the linkage blade on the supplementary section of thick bamboo of one end, and the linkage blade is located corresponding discharge port in the below, the feed water tank is fixed on the support, the feed water tank is linked together through raceway.

Adopt this structure, regeneration polyamide fibre yarn is carried by lower supreme to cooperation a plurality of washing tanks makes regeneration polyamide fibre yarn wash more clean more, and because rivers can strike linkage blade under the effect of gravity, makes supplementary section of thick bamboo rotate, thereby can be with the thorough sanitization of regeneration polyamide fibre yarn, water resource make full use of.

The drying mechanism comprises an oven, the oven is fixed on the bottom plate, a drying channel for yarns to pass through is formed in the oven, an electrostatic adsorption plate is arranged at the bottom of the oven in a detachable mode, and an operating handle is arranged on the electrostatic adsorption plate.

By adopting the structure, the regenerated nylon yarns can be dried by the oven, and the waste fibers in the oven can be collected on the electrostatic adsorption plate.

Compared with the prior art, the environment-friendly dyeing process of the regenerated nylon yarn has the advantages that:

1. the regenerated nylon dyed yarn has good use performance, the color fastness meets the use requirement, and the plant dye is adopted for dyeing, so that the harm of chemicals to human bodies can be effectively reduced, and the consumption concept of health and environmental protection is met.

2. The improved dyeing process shortens the dyeing processing time, saves water consumption and energy consumption resources, reduces the production cost, and the regenerated nylon dyed yarns can be made into high-grade textiles such as blankets, scarves, hats, socks and the like, thereby having wide market prospect.

3. The raw materials are high-quality regenerated nylon yarns, plant dyes with high color fastness and environment-friendly ecological auxiliary agents, the selected plant dyes are mainly prepared by taking plant flowers, shells, fruits, leaves and the like as raw materials through special treatment, and the prepared dyed yarns have the advantages of environmental friendliness, good skin-friendly property, natural color and luster and the like, and are a good choice for preparing high-grade textiles.

4. Compared with the traditional dyeing process, the process route for dyeing the regenerated nylon yarn by using the vegetable dye has the advantages that the heavy metal pollution is reduced, the dyeing efficiency is improved, and the dyeing water and energy consumption resources are saved.

Drawings

Fig. 1 is a schematic plan view of a pad-type yarn processing machine.

Fig. 2 is a schematic plan view of a liquid immersion processing mechanism in a padding type yarn processing machine.

Fig. 3 is a schematic plan view of a housing box of a pad yarn processing machine.

Fig. 4 is a schematic plan view of the structure at the washing tank in the pad yarn processing machine.

In the figure, 1, a bottom plate; 2. a material placing frame; 3. a mounting frame; 4. a treatment tank; 5. supporting legs; 6. an air guide pipe; 7. an electric heating element; 8. a blower; 9. a support; 10. a cleaning tank; 10a, a discharge port; 11. a delivery roller; 12. a water supply tank; 13. a water delivery pipe; 14. a water supply pump; 15. an electrostatic adsorption plate; 16. a material receiving frame; 17. a material receiving roller; 18. an oven; 19. a lead-in roller; 20. a transition roller; 21. a treatment tank; 22. soaking and rolling the roller; 23. a compression roller; 24. a discharge roller; 25. a second scraper; 26. a second linkage rack; 27. regulating and controlling a gear; 28. a first linked rack; 29. a first scraper; 30. a holding box; 31. a servo motor; 32. a support spring; 33. a floating rod; 34. a stirring sheet; 35. a closing disk; 36. positioning seats; 37. an auxiliary cylinder; 37a, a tooth part; 37b, linking the blades.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in figures 1-4, the environment-friendly dyeing process of the regenerated nylon yarn comprises the following steps: through the processing of padding formula yarn processor to the cheese yarn, specifically include: and (3) upper shaft, padding working solution, oxidizing and curing, washing, drying and lower shaft.

The padding liquid carrying rate is 70%.

The working solution comprises the following components: 5-6g/L of bio-based dye, 10-30g/L of sodium carbonate and 10-20g/L of fermentation sugar, wherein in the embodiment, the fermentation sugar is a commercially available existing product.

The padding type yarn processor comprises a bottom plate 1, wherein one end of the bottom plate 1 is provided with a feeding frame 2, a feeding roller 24 is horizontally and rotatably arranged on the feeding frame 2, the other end of the bottom plate 1 is provided with a material receiving frame 16, the material receiving frame 16 is horizontally and rotatably provided with a material receiving roller 17, and the middle part of the bottom plate 1 is provided with an immersion processing mechanism, an oxidation curing processing mechanism, a water washing processing mechanism and a drying processing mechanism; by adopting the structure, the bobbin with the yarn is placed on the discharging roller 24 and is processed by the immersion liquid processing mechanism, the oxidation curing processing mechanism, the water washing processing mechanism and the drying processing mechanism in sequence, and the processed regenerated nylon yarn is wound on the receiving roller 17, so that the continuous dyeing operation can be completed, and the dyeing is simple and convenient.

The immersion processing mechanism comprises a processing tank 4, a mounting frame 3, a immersing roller 22, a press roller 23, a first linkage rack 28, a second linkage rack 26, a regulating gear 27, a servo motor 31, a first scraping knife 29 and a second scraping knife 25, wherein the processing tank 4 is fixed on the bottom plate 1, the mounting frame 3 is fixed on the bottom plate 1, the immersing roller 22 and the press roller 23 are horizontally and rotatably arranged on the mounting frame 3, the first linkage rack 28 and the second linkage rack 26 are both connected on the mounting frame 3 in a sliding manner, the first scraping knife 29 is connected with the first linkage rack 28, the first scraping knife 29 is abutted against one end of the immersing roller 22, the second scraping knife 25 is connected with the second linkage rack 26, the second scraping knife 25 is abutted against the other end of the immersing roller 22, the servo motor 31 is fixed in the middle of the mounting frame 3, the end part of an output shaft of the servo motor 31 is fixed at the end part of the output shaft of the servo motor 31, the regulating gear 27 is fixed at the, the regulating gear 27 is meshed with the first linkage rack 28 and the second linkage rack 26 simultaneously; by adopting the structure, under the combined action of the padding roller 22 and the compression roller 23, the working fluid in the treatment tank 4 can be roll-coated on the regenerated nylon yarn, the regulating gear 27 is driven to rotate through the servo motor 31, the regulating gear 27 can drive the first linkage rack 28 and the second linkage rack 26 to move back and forth, so that the positions of the first scraper 29 and the second scraper 25 can be adjusted according to the actual situation, the working fluid at the end part of the padding roller 22 can be scraped off by the first scraper 29 and the second scraper 25, and the working fluid is prevented from being adhered to the end part of the padding roller 22 after a long time.

The first scraper knife 29 and the second scraper knife 25 are both arranged obliquely.

The first scraper knife 29 and the second scraper knife 25 are both provided with an occupying box 30, a discharge hole is formed in the occupying box 30, a positioning seat 36 is installed at the discharge hole, a floating rod 33 is vertically and movably arranged on the positioning seat 36, a stirring blade 34 is fixed at the lower end of the floating rod 33, a sealing disc 35 capable of sealing the discharge hole is fixed at the upper end of the floating rod 33, and a supporting spring 32 is arranged between the floating rod 33 and the positioning seat 36; by adopting the structure, after a large amount of working fluid is contained in the storage box 30, the sealing disc 35 can move downwards, the floating rod 33 moves, the floating rod 33 drives the stirring sheet 34 to move, the stirring sheet 34 can perform certain stirring operation on the working fluid in the treatment box 21, and the auxiliary effect is good.

The oxidation curing treatment mechanism comprises a treatment box 21, an air blower 8, an air guide pipe 6 and an electric heating element 7, wherein the treatment box 21 is fixed on the bottom plate 1 through supporting legs 5, one end of the treatment box 21 is provided with an input port, the other end of the treatment box 21 is provided with an output port, the air blower 8 is fixed on the supporting legs 5, the air blower 8 is communicated with the treatment box 21 through the air guide pipe 6, the air guide pipe 6 is close to the output port, and the electric heating element 7 is arranged on the air guide pipe 6; by adopting the structure, hot air obtained after being heated by the electric heating element 7 is conveyed into the treatment box 21 through the air blower 8, and the hot air can be continuously blown to the regenerated nylon yarn in the treatment box 21, so that the working solution on the regenerated nylon yarn is oxidized and cured, and the regenerated nylon yarn is ensured not to fade easily.

The water washing treatment mechanism comprises a bracket 9, a water supply tank 12 and a water supply pump 14, wherein the bracket 9 is fixed on the bottom plate 1, a plurality of washing tanks 10 are sequentially arranged on the bracket 9 from top to bottom, and in the embodiment, the number of the washing tanks 10 is four; the size of the cleaning tank 10 is increased from top to bottom, a guide-in roller 19 and a guide-out roller 11 are horizontally arranged in the cleaning tank 10, a transition roller 20 corresponding to the cleaning tank 10 is horizontally arranged on the bracket 9, a discharge port 10a is arranged at the side part of the cleaning tank 10, a plurality of auxiliary cylinders 37 are horizontally arranged in the cleaning tank 10 in a rotating manner, annular tooth parts 37a are arranged on the auxiliary cylinders 37, two adjacent tooth parts 37a are meshed with each other, a linkage blade 37b is also fixed on the auxiliary cylinder 37 at one end, the linkage blade 37b is positioned below the discharge port 10a, the water supply tank 12 is fixed on the bracket 9, the water supply tank 12 is communicated with the cleaning tank 10 at the top through a water conveying pipe 13, and the water supply pump 14 is arranged on the water conveying pipe 13; by adopting the structure, the regenerated nylon yarns are conveyed from bottom to top and are matched with the plurality of cleaning tanks 10, so that the regenerated nylon yarns are cleaned more and more, and the linkage blades 37b are impacted by water flow under the action of gravity, so that the auxiliary barrel 37 rotates, the regenerated nylon yarns can be thoroughly cleaned, and water resources are fully utilized.

The drying treatment mechanism comprises an oven 18, the oven 18 is fixed on the bottom plate 1, a drying channel for yarns to pass through is formed in the oven 18, an electrostatic adsorption plate 15 is further arranged at the bottom of the oven 18 in a detachable mode, and an operating handle is arranged on the electrostatic adsorption plate 15; by adopting the structure, the regenerated nylon yarns can be dried through the oven 18, and the waste fibers in the oven 18 can be collected on the electrostatic adsorption plate 15.

The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.