CN113802296A - Dyeing equipment and dyeing process for regenerated polyester yarn - Google Patents
Dyeing equipment and dyeing process for regenerated polyester yarn Download PDFInfo
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- CN113802296A CN113802296A CN202111083570.8A CN202111083570A CN113802296A CN 113802296 A CN113802296 A CN 113802296A CN 202111083570 A CN202111083570 A CN 202111083570A CN 113802296 A CN113802296 A CN 113802296A
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- 238000004043 dyeing Methods 0.000 title claims abstract description 118
- 229920000728 polyester Polymers 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 19
- 230000008569 process Effects 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000002844 melting Methods 0.000 claims abstract description 13
- 230000008018 melting Effects 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000003472 neutralizing effect Effects 0.000 claims description 3
- 238000007670 refining Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims 1
- 230000008929 regeneration Effects 0.000 claims 1
- 238000011069 regeneration method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 33
- 239000002245 particle Substances 0.000 abstract description 13
- 230000000630 rising effect Effects 0.000 abstract description 7
- 239000000975 dye Substances 0.000 description 135
- 238000003756 stirring Methods 0.000 description 8
- 238000002156 mixing Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000009981 jet dyeing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 238000009970 yarn dyeing Methods 0.000 description 1
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B3/00—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
- D06B3/04—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments
- D06B3/09—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of yarns, threads or filaments as packages, e.g. cheeses
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/04—Carriers or supports for textile materials to be treated
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B23/00—Component parts, details, or accessories of apparatus or machines, specially adapted for the treating of textile materials, not restricted to a particular kind of apparatus, provided for in groups D06B1/00 - D06B21/00
- D06B23/20—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration or distillation
- D06B23/205—Arrangements of apparatus for treating processing-liquids, -gases or -vapours, e.g. purification, filtration or distillation for adding or mixing constituents of the treating material
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention belongs to the technical field of polyester yarn processing, and particularly relates to dyeing equipment and a dyeing process for regenerated polyester yarns, which comprise a dyeing device, a feeding device, a material melting device and a controller; the dyeing device also comprises a cylinder body, a cylinder cover and a yarn cage assembly; the cylinder cover is hinged to the upper end of the cylinder body; the outer wall of the cylinder body is fixedly connected with a servo motor; the output end of the servo motor is fixedly connected with a hinge point of the cylinder cover and the cylinder body; the lower end of the cylinder body is provided with a feeding hole and a discharging hole; according to the invention, the spiral plate can rotate under the driving of the driving motor through the arrangement of the spiral plate, so that on one hand, the flow speed of the dye solution is increased, the dip dyeing speed of the dye on the yarn roll is increased, the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye solution are stirred and are diffused upwards, the rising dye concentration is improved, the dip dyeing effect of the dye on the yarn roll above is enhanced, the generation of color difference of the yarn roll above is reduced, and the product quality is improved.
Description
Technical Field
The invention belongs to the technical field of polyester yarn processing, and particularly relates to dyeing equipment and a dyeing process for regenerated polyester yarns.
Background
The regenerated polyester fiber is dyed by a bobbin dyeing machine which is commonly used in industry because the properties such as strength and the like of the regenerated polyester fiber are poor because the regenerated polyester fiber is produced by crushing and cleaning the waste bottle pieces, drying a mixture of various materials, melting and extruding, spinning, winding, bundling, drafting, curling, relaxing and heat setting and cutting the mixture into polyester fibers with different lengths.
For example, a Chinese patent with the application number of CN201821829553.8 discloses a cone yarn dyeing machine, which is environment-friendly and energy-saving through steam heating; the large-screen touch screen PLC is adopted for control, the system is operated flexibly and conveniently, the process parameters are set digitally, and the automation degree is high; the cover body of the material melting device is designed to avoid odor emission; the heat exchange device is independently designed, is convenient to maintain, has less heat loss, and has the advantages of saving energy, reducing emission, ensuring product quality, saving cost and improving production efficiency; however, the technical scheme does not completely solve the problem that the dye is continuously filled into the dyeing machine from the lower part of the dyeing machine, so that the dye is contacted with the yarn roll at the lower part and dyes the yarn roll at the lower part, the concentration of the dye is gradually reduced along with the rise of the dye, the dip-dyeing effect of the dye on the yarn roll at the upper part is weakened, the problem of chromatic aberration of the inner layer and the outer layer of the yarn roll at the upper part is solved, and the limitation of the technical scheme is further caused.
In view of the above, in order to overcome the above technical problems, the present invention provides a dyeing apparatus and a dyeing process for regenerated polyester yarn, which solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides dyeing equipment and a dyeing process for regenerated polyester yarns.
The technical scheme adopted by the invention for solving the technical problems is as follows: the dyeing equipment for the regenerated polyester yarns comprises a dyeing device, a feeding device, a material melting device and a controller, wherein the dyeing device comprises a cylinder body, a cylinder cover and a yarn cage assembly; the cylinder cover is hinged to the upper end of the cylinder body; the outer wall of the cylinder body is fixedly connected with a servo motor; the output end of the servo motor is fixedly connected with a hinge point of the cylinder cover and the cylinder body; the lower end of the cylinder body is provided with a feeding hole and a discharging hole, and the inner wall of the cylinder body is in sliding contact with a spiral plate; one end of the spiral plate, which is far away from the discharge hole, is rotatably connected with a rotating rod through a first torsion spring; the upper end of the rotating rod is provided with a first groove; the section of the first groove is rectangular; the center of the cylinder cover is fixedly connected with a driving motor, and one end of the cylinder cover, which is close to the cylinder body, is provided with a pushing module; an output shaft of the driving motor is clamped in the first groove; the yarn cage assembly is in sliding contact with the inner wall of the spiral plate and comprises a bottom plate, a yarn cage pipe and a supporting rod; the bottom plate is contacted with the bottom end of the cylinder body, a through hole is formed in the lower end of the bottom plate, and a rectangular groove is formed in the side wall of the bottom plate; the yarn cage pipe is fixedly connected to the upper end of the bottom plate; the through hole is communicated with the yarn cage pipe; the supporting rod is fixedly connected to the center of the bottom plate; the controller is used for controlling the dyeing equipment to automatically operate;
in the prior art, dye is continuously filled into a dyeing machine from the lower part of the dyeing machine, so that the dye is contacted with a yarn roll at the lower part, and the yarn roll at the lower part is dyed, so that the concentration of the dye is gradually reduced along with the rise of the dye, the dip dyeing effect of the dye on the yarn roll at the upper part is weakened, and the problem of chromatic aberration of the inner layer and the outer layer of the yarn roll at the upper part is solved;
when the device works, a worker sleeves a yarn coil on the yarn cage pipe and puts the yarn cage assembly filled with the yarn coil into the cylinder body, so that the rectangular groove is opposite to the rotating rod; when the bottom plate is put into the cylinder body and is contacted with the cylinder bottom, the rotating rod penetrates through the rectangular groove and is positioned above the yarn cage assembly, the servo motor is controlled by the controller to drive the cylinder cover to rotate, so that the pushing module is firstly contacted with the rotating rod, the rotating rod is extruded to overcome the torsion of a torsion spring to rotate downwards until the rotating rod rotates to be parallel to the cylinder bottom, at the moment, the output shaft of the driving motor is opposite to the first groove and enters the first groove, then the feeding device is controlled by the controller to feed the dye in the material melting device into the cylinder body through the feeding hole, the driving motor is controlled by the controller to rotate so that the output end of the motor is tightly clamped with the first groove, the driving motor drives the rotating rod to drive the spiral plate to rotate, the spiral plate can stir the dye in the rotating process, on one hand, the flow rate of dye liquor is accelerated, the dip dyeing speed of the dye on a yarn roll is accelerated, so that the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye solution are uniformly diffused, so that when the dye is used for dip-dyeing the yarn package, the dye particles at the lower end can be lifted under the stirring of the spiral plate, the concentration of the particles in the lifted dye is improved, the dip-dyeing effect of the lifted dye on the yarn package is enhanced, and the phenomenon that the internal dip-dyeing effect of the upper yarn package is weakened and the color difference is caused due to the low concentration of the lifted dye is avoided;
according to the invention, the spiral plate can rotate under the driving of the driving motor through the arrangement of the spiral plate, so that on one hand, the flow speed of the dye solution is increased, the dip dyeing speed of the dye on the yarn roll is increased, the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye solution are stirred and are diffused upwards, the rising dye concentration is improved, the dip dyeing effect of the dye on the yarn roll above is enhanced, the generation of color difference of the yarn roll above is reduced, and the product quality is improved.
Preferably, the spiral plate is made of spring steel material; the upper end of the rotating rod is provided with a sliding chute; the sliding groove is communicated with the first groove; the pushing module comprises a push rod; the push rod is fixedly connected with the output end of the driving motor; when the automatic dyeing machine works, when the servo motor drives the cylinder cover to rotate, the cylinder cover drives the driving motor and the push rod to synchronously rotate towards the direction of the rotating rod, so that the push rod is contacted with the rotating rod and enters the chute on the rotating rod to slide; until the cylinder cover seals the cylinder body, the push rod just slides into the first groove, and when the drive motor drives the push rod to rotate, the push rod can drive the spiral plate to rotate through the rotating rod; according to the invention, through the matching of the push rod and the first groove, the push rod can compress the spiral plate, so that the pitch above the spiral plate is continuously reduced, the rotating speed of the upper spiral plate is accelerated, the rising speed of the dye liquor is accelerated, the dye liquor mixing efficiency is improved, and the practical application effect of the dye liquor mixing device is effectively improved.
Preferably, one end of the spiral plate, which is close to the feed inlet, is fixedly connected with a T-shaped pipe, a first cavity is formed in the spiral plate, and a through circular hole is formed in one end of the spiral plate, which faces the yarn cage pipe; the long end of the T-shaped pipe is communicated with the first cavity, and the other two ends of the T-shaped pipe are respectively and rotatably connected with the feed port and the supporting plate; a second cavity is formed in the supporting plate; the through hole is communicated with the T-shaped pipe through a second cavity; liquid outlet holes are formed in the surface of the yarn cage pipe; when the dyeing machine works, when the controller controls the feeding device to feed dyes in the material melting device into the feeding hole, the dyes enter the T-shaped pipe through the feeding hole, so that a part of the dyes enter the first cavity through the long end of the T-shaped pipe, the dyes in the first cavity are sprayed out through the round hole, the controller controls the driving motor to drive the spiral plate to rotate at the moment, the dyes are uniformly sprayed on a yarn roll along with the rotation of the spiral plate, the other part of the dyes enter the second cavity through the T-shaped pipe and enter the cage bobbin through the second cavity, the dyes entering the cage bobbin are sprayed on the yarn roll through the liquid outlet hole, and the dyes entering the feeding hole can dip-dye the yarn roll from the inside and the outside of the yarn roll; according to the invention, through the matching of the through hole and the liquid outlet hole, the dye entering through the feed inlet can dip-dye the yarn roll from the inside and the outside of the yarn roll simultaneously, so that the dip-dyeing effect of the dye on the inner layer and the outer layer of the yarn roll is ensured, the color difference between the inside and the outside of the yarn roll caused by the reduction of the concentration of the dye is prevented, and the dip-dyeing is synchronously performed on the inner layer and the outer layer of the yarn roll, so that the dip-dyeing speed of the yarn roll is improved, and the practical application effect of the invention is improved.
Preferably, the lower surface of the spiral plate is rotatably connected with a driving plate through a second torsion spring; the center of the driving plate facing the spiral plate is made of silicon rubber material; when the jet dyeing machine works, in the process that the bottom plate enters the cylinder body, the lower end of the bottom plate pushes the driving plate, and when the spiral plate is driven by the driving motor to rotate, the spiral plate drives the driving plate to rotate, so that one end, away from the spiral plate, of the driving plate is in contact with a yarn roll and is blocked by the yarn roll to deform, the elastic end of the driving plate can push the yarn roll to rotate along with the rotation of the spiral plate, the surface, back to the round hole, of the yarn roll faces the round hole under the pushing of the driving plate, and then the round hole sprays the back of the yarn roll, so that the jet dyeing effect of the yarn roll is improved; when the dye in the cylinder body overflows the driving plate, the driving plate can stir the dye in the cylinder body under the driving of the spiral plate, the uniformity of the dye in the cylinder body is improved, when the elastic end of the driving plate crosses a yarn roll and resets, the elastic end of the driving plate can flap the next yarn roll, so that the dye liquor immersed in the surface of the yarn roll is rapidly immersed in the yarn roll under the flap of the driving plate, and the yarn roll is flap by the driving plate, so that the yarn positioned on the outer layer of the yarn roll is loosened, the yarn on the outer layer becomes loose, the dye is conveniently immersed, the dip dyeing effect of the dye is improved, the generated color difference of the inner layer and the outer layer of the product is weakened, and the practical application effect of the dye-dip dyeing machine is improved.
Preferably, the driving plate is obliquely arranged and is tangent to the yarn cage pipe at the edge of the bottom plate; when the dyeing machine works, when the dye is sprayed out of the round holes, part of the dye sprayed out of the round holes is intercepted by the contact surface of the inclined driving plate and the yarn roll, so that when the driving plate is contacted with the yarn roll and the yarn roll is flapped, the dye on the surface of the driving plate can be immersed into the yarn roll, and when the driving plate is contacted with the yarn roll, the dye sprayed out of partial round holes can flow to the surface of the yarn roll along the driving plate, so that the inclined driving plate plays a role in guiding the dye sprayed out of partial round holes, thereby reducing the dye sprayed on the surface of the yarn roll and sputtered out, improving the dye absorption effect of the yarn roll, increasing the contact area of the driving plate and the surface of the yarn roll due to the inclined arrangement of the driving plate, thereby increasing the angle of the driving board for pushing the yarn roll to rotate, improving the dip dyeing area of the yarn roll, further improving the dip dyeing efficiency of the yarn roll and improving the practical application effect of the invention.
The invention discloses a dyeing process of regenerated polyester yarns, which is suitable for the dyeing equipment of the regenerated polyester yarns and comprises the following steps:
s1: loading a cage: the working personnel sleeve the yarn roll wound with the yarn on the yarn cage pipe, cover the upper end of the yarn cage pipe fully sleeved with the yarn roll with a sealing sleeve, and insert the lifting hook of the crane into the ring buckle at the upper end of the supporting rod, so that the crane can conveniently lift the yarn cage assembly and place the yarn cage assembly into the cylinder body;
s2: pretreatment: before the yarn cage assembly is placed into the cylinder body, clear water is added into the cylinder body for cleaning, then the yarn cage assembly is placed into the cylinder body, the clear water and a refining agent are added, the temperature is controlled to be 80-100 ℃, the dyeing machine is started to operate for 1 hour, waste water is discharged, the clear water is used for pressurization cleaning for half an hour, water is discharged in a pressurization mode, water on a yarn roll is removed, and dyeing is carried out;
s3: dyeing: firstly, tightly covering a cylinder cover, controlling a driving motor to rotate through a controller so that the output end of the motor is tightly clamped with a first groove, driving a rotating rod to drive a spiral plate to rotate through the driving motor, controlling a feeding device through the controller to feed dye in a material melting device into the cylinder body through a feeding hole, raising the temperature to 70-100 ℃, dyeing for 20 minutes, then controlling the temperature to rise to 130 ℃, and preserving the temperature for 1-1.5 hours;
s4: and (3) post-treatment: and washing the dyed yarn roll with water, neutralizing the washed yarn roll with acetic acid, washing the neutralized yarn roll with water again, and finally dehydrating and drying to obtain the required yarn.
The invention has the following beneficial effects:
1. according to the dyeing device, the spiral plate can rotate under the driving of the driving motor through the arrangement of the spiral plate, so that on one hand, the flow speed of the dyeing liquid is increased, the dip dyeing speed of the dye on the yarn roll is increased, the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dyeing liquid are stirred and are diffused upwards, the rising dye concentration is improved, the dip dyeing effect of the dye on the yarn roll above is enhanced, the color difference of the yarn roll above is reduced, and the product quality is improved.
2. The dyeing device used in the invention enables the push rod to compress the spiral plate through the matching of the push rod and the first groove, so that the thread pitch above the spiral plate is continuously reduced, the rotating speed of the upper spiral plate is accelerated, the rising speed of the dye liquor is accelerated, the dye liquor mixing efficiency is improved, and the connection strength of the push rod and the rotating rod is improved through the matching of the threads in the first groove and the threads, so that the practical application effect of the dyeing device is effectively improved.
3. The dyeing device used in the invention can simultaneously dip-dye the yarn roll from the inside and the outside of the yarn roll by the dye entering from the feed port through the matching of the through hole and the liquid outlet hole, thereby ensuring the dip-dyeing effect of the dye on the inner layer and the outer layer of the yarn roll, preventing the color difference between the inside and the outside of the yarn roll caused by the reduction of the concentration of the dye, and synchronously dip-dyeing the inner layer and the outer layer of the yarn roll, improving the dip-dyeing speed of the yarn roll and improving the practical application effect of the invention.
Drawings
The invention is further described with reference to the following figures and embodiments.
FIG. 1 is a flow chart of a dyeing process of regenerated polyester yarn in the invention;
FIG. 2 is a perspective view of a dyeing apparatus used in the present invention;
FIG. 3 is a schematic view showing the construction of a dyeing apparatus used in the present invention;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is an enlarged view at B in FIG. 3;
in the figure: 1. a cylinder body; 11. a servo motor; 12. a feed inlet; 13. a discharge port; 2. a cylinder cover; 3. a yarn cage assembly; 31. a base plate; 311. a through hole; 312. a rectangular groove; 32. a yarn cage tube; 321. a liquid outlet hole; 33. a support bar; 4. a spiral plate; 41. a first torsion spring; 42. a rotating rod; 421. a first groove; 422. a chute; 43. a drive motor; 44. a T-shaped pipe; 45. a first cavity; 46. a circular hole; 47. a support plate; 471. a cavity II; 5. a push module; 51. a push rod; 6. a drive plate; 61. and a second torsion spring.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the dyeing equipment for the regenerated polyester yarn comprises a dyeing device, a feeding device, a material melting device and a controller, wherein the dyeing device comprises a cylinder body 1, a cylinder cover 2 and a yarn cage component 3; the cylinder cover 2 is hinged to the upper end of the cylinder body 1; the outer wall of the cylinder body 1 is fixedly connected with a servo motor 11; the output end of the servo motor 11 is fixedly connected with a hinged point of the cylinder cover 2 and the cylinder body 1; the lower end of the cylinder body 1 is provided with a feed inlet 12 and a discharge outlet 13, and the inner wall of the cylinder body 1 is in sliding contact with a spiral plate 4; one end of the spiral plate 4, which is far away from the discharge hole 13, is rotatably connected with a rotating rod 42 through a first torsion spring 41; the upper end of the rotating rod 42 is provided with a first groove 421; the cross section of the first groove 421 is rectangular; the center of the cylinder cover 2 is fixedly connected with a driving motor 43, and one end of the cylinder cover 2 close to the cylinder body 1 is provided with a pushing module 5; the output shaft of the driving motor 43 is clamped in the first groove 421; the yarn cage component 3 is in sliding contact with the inner wall of the spiral plate 4, and the yarn cage component 3 comprises a bottom plate 31, a yarn cage pipe 32 and a support rod 33; the bottom plate 31 is contacted with the bottom end of the cylinder body 1, the lower end of the bottom plate 31 is provided with a through hole 311, and the side wall of the bottom plate 31 is provided with a rectangular groove 312; the yarn cage pipe 32 is fixedly connected to the upper end of the bottom plate 31; the through hole 311 is communicated with the yarn cage pipe 32; the supporting rod 33 is fixedly connected to the center of the bottom plate 31; the controller is used for controlling the dyeing equipment to automatically operate;
in the prior art, dye is continuously filled into a dyeing machine from the lower part of the dyeing machine, so that the dye is contacted with a yarn roll at the lower part, and the yarn roll at the lower part is dyed, so that the concentration of the dye is gradually reduced along with the rise of the dye, the dip dyeing effect of the dye on the yarn roll at the upper part is weakened, and the problem of chromatic aberration of the inner layer and the outer layer of the yarn roll at the upper part is solved;
when the cylinder works, a worker sleeves a yarn coil on the yarn cage pipe 32 and puts the yarn cage assembly 3 filled with the yarn coil into the cylinder body 1, so that the rectangular groove 312 is opposite to the rotating rod 42; when the bottom plate 31 is put into the cylinder body 1 and contacts with the cylinder bottom, the rotating rod 42 passes through the rectangular groove 312 and is positioned above the yarn cage assembly 3, the servo motor 11 is controlled by the controller to drive the cylinder cover 2 to rotate, so that the pushing module 5 contacts with the rotating rod 42 firstly, the rotating rod 42 is extruded to overcome the torsion of the first torsion spring 41 to rotate downwards until the rotating rod 42 rotates to be parallel to the cylinder bottom, at the moment, the output shaft of the driving motor 43 is opposite to the first groove 421 and enters the first groove 421, then the feeding device is controlled by the controller to feed the dye in the material melting device into the cylinder body 1 through the feeding port 12, the output end of the motor is tightly clamped with the first groove 421 by controlling the driving motor 43 to rotate, so that the driving motor 43 drives the rotating rod 42 to drive the spiral plate 4 to rotate, the spiral plate 4 can stir the dye in the rotating process, on the one hand, the flow rate of the dye solution is accelerated, the dip dyeing speed of the dye on the yarn roll is accelerated, so that the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye liquor are uniformly diffused, when the dye is used for dip dyeing the yarn roll, the dye particles at the lower end can be lifted under the stirring of the spiral plate 4, so that the particle concentration in the lifted dye is improved, the dip dyeing effect of the lifted dye on the yarn roll is enhanced, and the phenomenon that the internal dip dyeing effect of the upper yarn roll is weakened and the color difference is caused due to the low concentration of the lifted dye is avoided;
according to the invention, the spiral plate 4 is arranged, so that the spiral plate 4 can rotate under the driving of the driving motor 43, on one hand, the flow speed of the dye solution is accelerated, the dip dyeing speed of the dye on the yarn roll is accelerated, the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye solution are stirred and are diffused upwards, the rising dye concentration is improved, the dip dyeing effect of the dye on the yarn roll above is enhanced, the generation of color difference of the yarn roll above is reduced, and the product quality is improved.
As an embodiment of the present invention, the spiral plate 4 is made of a spring steel material; the upper end of the rotating rod 42 is provided with a sliding chute 422; the sliding groove 422 is communicated with the first groove 421; the push module 5 comprises a push rod 51; the push rod 51 is fixedly connected with the output end of the driving motor 43; when the automatic dyeing machine works, when the servo motor 11 drives the cylinder cover 2 to rotate, the cylinder cover 2 drives the driving motor 43 and the push rod 51 to synchronously rotate towards the direction of the rotating rod 42, so that the push rod 51 is contacted with the rotating rod 42 and enters the sliding groove 422 on the rotating rod 42 to slide, when the rotating rod 42 is parallel to the bottom plate 31, the rotating rod 42 compresses the spiral plate 4 under the pushing action of the push rod 51, the pitch of the spiral plate 4 is reduced, the gradient of the spiral plate 4 is reduced, the dye solution is convenient to rise along with the spiral plate 4, and the mixing efficiency of the dye solution above is improved; until the cylinder cover 2 seals the cylinder body 1, the push rod 51 just slides into the first groove 421, and when the drive motor 43 drives the push rod 51 to rotate, the push rod 51 can drive the spiral plate 4 to rotate through the rotating rod 42; according to the invention, through the matching of the push rod 51 and the first groove 421, the push rod 51 can compress the spiral plate 4, so that the pitch above the spiral plate 4 is continuously reduced, and the rotating speed of the upper spiral plate 4 is accelerated, thereby accelerating the rising speed of the dye liquor, improving the dye liquor mixing efficiency and effectively improving the practical application effect of the dye liquor mixer.
As an embodiment of the invention, one end of the spiral plate 4 close to the feed inlet 12 is fixedly connected with a T-shaped pipe 44, a first cavity 45 is formed inside the spiral plate 4, and one end of the spiral plate 4 facing the yarn cage pipe 32 is provided with a through round hole 46; the long end of the T-shaped pipe 44 is communicated with the first cavity 45, and the other two ends of the T-shaped pipe are respectively and rotatably connected with the feed port 12 and the supporting plate 47; a second cavity 471 is formed in the supporting plate 47; the through hole 311 is communicated with the T-shaped pipe 44 through a second cavity 471; the surface of the yarn cage pipe 32 is provided with a liquid outlet hole 321; when the dyeing machine works, when the controller controls the feeding device to feed dyes in the material melting device into the feeding hole 12, the dyes enter the T-shaped pipe 44 through the feeding hole 12, so that a part of the dyes enter the first cavity 45 through the long end of the T-shaped pipe 44, the dyes in the first cavity 45 are sprayed out through the circular hole 46, the controller controls the driving motor 43 to drive the spiral plate 4 to rotate at the moment, the dyes are uniformly sprayed on a yarn roll along with the rotation of the spiral plate 4, the other part of the dyes enter the second cavity 471 through the T-shaped pipe 44 and enter the cage bobbin through the second cavity 471, the dyes entering the cage bobbin are sprayed on the yarn roll through the liquid outlet 321, and the dyes entering through the feeding hole 12 can dip-dye the yarn roll from the inside and the outside of the yarn roll; according to the invention, through the matching of the through hole 311 and the liquid outlet hole 321, the dye entering through the feed inlet 12 can dip-dye the yarn roll from the inside and the outside of the yarn roll simultaneously, so that the dip-dyeing effect of the dye on the inner layer and the outer layer of the yarn roll is ensured, the color difference generated inside and outside the yarn roll due to the reduction of the concentration of the dye is prevented, and the dip-dyeing is synchronously performed on the inner layer and the outer layer of the yarn roll, so that the dip-dyeing speed of the yarn roll is improved, and the practical application effect of the invention is improved.
As an embodiment of the invention, a driving plate 6 is rotatably connected to the lower surface of the spiral plate 4 through a second torsion spring 61; the driving plate 6 is made of silicon rubber materials towards the center of the spiral plate 4; when the spraying dyeing machine works, in the process that the bottom plate 31 enters the cylinder body 1, the lower end of the bottom plate 31 pushes the driving plate 6, when the spiral plate 4 is driven by the driving motor 43 to rotate, the spiral plate 4 drives the driving plate 6 to rotate, so that one end, away from the spiral plate 4, of the driving plate 6 is in contact with a yarn roll and is blocked by the yarn roll to deform, the elastic end of the driving plate 6 can push the yarn roll to rotate along with the rotation of the spiral plate 4, the surface, back to the round hole 46, of the yarn roll faces the round hole 46 under the pushing of the driving plate 6, and then the round hole 46 is used for spraying dyeing on the back of the yarn roll, so that the spraying dyeing effect of the yarn roll is improved; when the dye in the cylinder body 1 overflows the driving plate 6, the driving plate 6 can stir the dye in the cylinder body 1 under the driving of the spiral plate 4, the uniformity of the dye in the cylinder body 1 is improved, when the elastic end of the driving plate 6 crosses a yarn roll and resets, the elastic end of the driving plate 6 can flap the next yarn roll, so that the dye solution immersed into the surface of the yarn roll can be rapidly immersed into the yarn roll under the flapping of the driving plate 6, and the yarn roll is immersed into the driving plate 6, so that the yarn positioned on the outer layer of the yarn roll is loosened, the yarn on the outer layer becomes loose, the dye is conveniently immersed, the immersion effect of the dye is improved, the generated color difference of the inner layer and the outer layer of the product is weakened, and the practical application effect of the dye-dipping machine is improved.
As an embodiment of the present invention, the driving plate 6 is obliquely arranged, and the driving plate 6 is tangent to the yarn cage tube 32 at the edge of the bottom plate 31; when the dyeing machine works, when dye is sprayed out of the circular holes 46, part of the dye sprayed out of the circular holes 46 is intercepted by the contact surface of the inclined driving plate 6 and a yarn roll, so that the driving plate 6 is in contact with the yarn roll and beats the yarn roll, the dye on the surface of the driving plate 6 can be soaked into the yarn roll, and in the process of contact of the driving plate 6 and the yarn roll, part of the dye sprayed out of the circular holes 46 can flow to the surface of the yarn roll along the driving plate 6, so that the inclined driving plate 6 plays a role in guiding the dye sprayed out of the partial circular holes 46, the dye sprayed out of the surface of the yarn roll is reduced, the dye absorption effect of the yarn roll is improved, and the driving plate 6 is obliquely arranged, so that the contact area of the driving plate 6 and the surface of the yarn roll is increased, the rotating angle of the driving plate 6 for pushing the yarn roll is increased, the dip dyeing area of the yarn roll is improved, and the dip dyeing efficiency of the yarn roll is improved, the practical application effect of the invention is improved.
The invention discloses a dyeing process of regenerated polyester yarns, which is suitable for the dyeing equipment of the regenerated polyester yarns and comprises the following steps:
s1: loading a cage: a worker sleeves a yarn roll wound with yarn on the yarn cage tube 32, covers the upper end of the yarn cage tube 32 sleeved with the yarn roll with a sealing sleeve, and inserts the lifting hook of the crane into the ring buckle at the upper end of the supporting rod 33, so that the crane can conveniently lift the yarn cage assembly 3 and place the yarn cage assembly into the cylinder body 1;
s2: pretreatment: before the yarn cage assembly 3 is placed into the cylinder body 1, clear water is added into the cylinder body 1 for cleaning, then the yarn cage assembly 3 is placed into the cylinder body 1, the clear water and a refining agent are added, the temperature is controlled to be 80-100 ℃, the dyeing machine is started to operate for 1 hour, waste water is discharged, the yarn roll is pressurized and cleaned for half an hour by the clear water, water is discharged by pressurization, water on the yarn roll is removed, and dyeing is carried out;
s3: dyeing: firstly, tightly covering a cylinder cover 2, controlling a driving motor 43 to rotate through a controller so that the output end of the motor is tightly clamped with a first groove 421, driving a rotating rod 42 to drive a spiral plate 4 to rotate through the driving motor 43, controlling a feeding device through the controller to feed dye in a material melting device into a cylinder body 1 through a feeding hole 12, raising the temperature to 70-100 ℃, dyeing for 20 minutes, then controlling the temperature to rise to 130 ℃, and preserving the temperature for 1-1.5 hours;
s4: and (3) post-treatment: and washing the dyed yarn roll with water, neutralizing the washed yarn roll with acetic acid, washing the neutralized yarn roll with water again, and finally dehydrating and drying to obtain the required yarn.
The specific working process is as follows:
the worker sleeves the yarn coil on the yarn cage tube 32 and puts the yarn cage assembly 3 filled with the yarn coil into the cylinder body 1, so that the rectangular groove 312 is opposite to the rotating rod 42; when the bottom plate 31 is put into the cylinder body 1 and contacts with the cylinder bottom, the rotating rod 42 passes through the rectangular groove 312 and is positioned above the yarn cage assembly 3, the servo motor 11 is controlled by the controller to drive the cylinder cover 2 to rotate, so that the pushing module 5 contacts with the rotating rod 42 firstly, the rotating rod 42 is extruded to overcome the torsion of the first torsion spring 41 to rotate downwards until the rotating rod 42 rotates to be parallel to the cylinder bottom, at the moment, the output shaft of the driving motor 43 is opposite to the first groove 421 and enters the first groove 421, then the feeding device is controlled by the controller to feed the dye in the material melting device into the cylinder body 1 through the feeding port 12, the output end of the motor is tightly clamped with the first groove 421 by controlling the driving motor 43 to rotate, so that the driving motor 43 drives the rotating rod 42 to drive the spiral plate 4 to rotate, the spiral plate 4 can stir the dye in the rotating process, on the one hand, the flow rate of the dye solution is accelerated, the dip dyeing speed of the dye on the yarn roll is accelerated, so that the dip dyeing efficiency of the yarn roll is improved, on the other hand, dye particles in the dye liquor are uniformly diffused, when the dye is used for dip dyeing the yarn roll, the dye particles at the lower end can be lifted under the stirring of the spiral plate 4, so that the particle concentration in the lifted dye is improved, the dip dyeing effect of the lifted dye on the yarn roll is enhanced, and the phenomenon that the internal dip dyeing effect of the upper yarn roll is weakened and the color difference is caused due to the low concentration of the lifted dye is avoided; when the servo motor 11 drives the cylinder cover 2 to rotate, the cylinder cover 2 drives the driving motor 43 and the push rod 51 to synchronously rotate towards the direction of the rotating rod 42, so that the push rod 51 is contacted with the rotating rod 42 and enters the sliding groove 422 on the rotating rod 42 to slide, when the rotating rod 42 is parallel to the bottom plate 31, the rotating rod 42 compresses the spiral plate 4 under the pushing action of the push rod 51, the pitch of the spiral plate 4 is reduced, the gradient of the spiral plate 4 is reduced, the dye liquor is convenient to ascend along with the spiral plate 4, and the mixing efficiency of the dye liquor above is improved; until the cylinder cover 2 seals the cylinder body 1, the push rod 51 just slides into the first groove 421, and when the drive motor 43 drives the push rod 51 to rotate, the push rod 51 can drive the spiral plate 4 to rotate through the rotating rod 42.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a dyeing equipment of regeneration polyester silk, includes dyeing apparatus, material feeding unit, changes material device and controller, its characterized in that: the dyeing device comprises a cylinder body (1), a cylinder cover (2) and a yarn cage assembly (3); the cylinder cover (2) is hinged to the upper end of the cylinder body (1); the outer wall of the cylinder body (1) is fixedly connected with a servo motor (11); the output end of the servo motor (11) is fixedly connected with a hinged point of the cylinder cover (2) and the cylinder body (1); the lower end of the cylinder body (1) is provided with a feeding hole (12) and a discharging hole (13), and the inner wall of the cylinder body (1) is in sliding contact with a spiral plate (4); one end of the spiral plate (4) far away from the discharge hole (13) is rotatably connected with a rotating rod (42) through a first torsion spring (41); the upper end of the rotating rod (42) is provided with a first groove (421); the cross section of the first groove (421) is rectangular; the center of the cylinder cover (2) is fixedly connected with a driving motor (43), and one end of the cylinder cover (2) close to the cylinder body (1) is provided with a pushing module (5); an output shaft of the driving motor (43) is clamped in the first groove (421); the yarn cage component (3) is in sliding contact with the inner wall of the spiral plate (4), and the yarn cage component (3) comprises a bottom plate (31), a yarn cage pipe (32) and a supporting rod (33); the bottom plate (31) is in contact with the bottom end of the cylinder body (1), a through hole (311) is formed in the lower end of the bottom plate (31), and a rectangular groove (312) is formed in the side wall of the bottom plate (31); the yarn cage pipe (32) is fixedly connected to the upper end of the bottom plate (31); the through hole (311) is communicated with the yarn cage pipe (32); the supporting rod (33) is fixedly connected to the center of the bottom plate (31); the controller is used for controlling the dyeing equipment to automatically operate.
2. The dyeing apparatus for regenerated polyester yarn according to claim 1, characterized in that: the spiral plate (4) is made of spring steel material; the upper end of the rotating rod (42) is provided with a sliding chute (422); the sliding groove (422) is communicated with the first groove (421); the push module (5) comprises a push rod (51); the push rod (51) is fixedly connected with the output end of the driving motor (43).
3. The dyeing apparatus for regenerated polyester yarn according to claim 2, characterized in that: a T-shaped pipe (44) is fixedly connected to one end, close to the feed inlet (12), of the spiral plate (4), a first cavity (45) is formed in the spiral plate (4), and a through circular hole (46) is formed in one end, facing the yarn cage pipe (32), of the spiral plate (4); the long end of the T-shaped pipe (44) is communicated with the first cavity (45), and the other two ends of the T-shaped pipe are respectively and rotatably connected with the feed port (12) and the supporting plate (47); a second cavity (471) is formed in the supporting plate (47); the through hole (311) is communicated with the T-shaped pipe (44) through a second cavity (471); liquid outlet holes (321) are formed in the surface of the yarn cage tube (32).
4. The dyeing apparatus for regenerated polyester yarn according to claim 3, characterized in that: the lower surface of the spiral plate (4) is rotatably connected with a driving plate (6) through a second torsion spring (61); the center of the driving plate (6) facing the spiral plate (4) is made of silicon rubber materials.
5. The dyeing apparatus for regenerated polyester yarn according to claim 4, characterized in that: the driving plate (6) is obliquely arranged, and the driving plate (6) is tangent to the yarn cage pipe (32) at the edge of the bottom plate (31).
6. A dyeing process of regenerated polyester yarn, which is applied to the dyeing equipment of regenerated polyester yarn according to any one of claims 1 to 5, characterized in that: the process comprises the following steps:
s1: loading a cage: a worker sleeves a yarn roll wound with yarn on a yarn cage pipe (32), covers the upper end of the yarn cage pipe (32) fully sleeved with the yarn roll with a sleeve, and inserts a lifting hook of a crane into a ring buckle at the upper end of a supporting rod (33), so that the crane can conveniently lift a yarn cage assembly (3) and place the yarn cage assembly into a cylinder body (1);
s2: pretreatment: before the yarn cage assembly (3) is placed into the cylinder body (1), adding clean water into the cylinder body (1) for cleaning, then placing the yarn cage assembly (3) into the cylinder body (1), adding clean water and a refining agent, controlling the temperature to be 80-100 ℃, starting a dyeing machine to run for 1 hour, discharging waste water, pressurizing and cleaning for half an hour by using the clean water, pressurizing and discharging water to remove water on a yarn roll, and then dyeing;
s3: dyeing: the cylinder cover (2) is covered tightly, the driving motor (43) is controlled by the controller to rotate, so that the output end of the motor is tightly clamped with the first groove (421), the driving motor (43) drives the rotating rod (42) to drive the spiral plate (4) to rotate, the controller controls the feeding device to feed dye in the material melting device into the cylinder body (1) through the feeding hole (12), the temperature is raised to 70-100 ℃, dyeing is carried out for 20 minutes, then the temperature is raised to 130 ℃, and heat preservation is carried out for 1-1.5 hours;
s4: and (3) post-treatment: and washing the dyed yarn roll with water, neutralizing the washed yarn roll with acetic acid, washing the neutralized yarn roll with water again, and finally dehydrating and drying to obtain the required yarn.
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Cited By (1)
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CN114457523A (en) * | 2022-01-27 | 2022-05-10 | 戴明珠 | Dyeing equipment for regenerated polyester yarn |
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