CN111910453A - Process for nano printing of cotton-like handfeel polyester fabric - Google Patents
Process for nano printing of cotton-like handfeel polyester fabric Download PDFInfo
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- CN111910453A CN111910453A CN202010746252.4A CN202010746252A CN111910453A CN 111910453 A CN111910453 A CN 111910453A CN 202010746252 A CN202010746252 A CN 202010746252A CN 111910453 A CN111910453 A CN 111910453A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000007639 printing Methods 0.000 title claims description 34
- 239000004744 fabric Substances 0.000 title claims description 28
- 229920000728 polyester Polymers 0.000 title claims description 23
- 230000008569 process Effects 0.000 title claims description 17
- 238000000227 grinding Methods 0.000 claims abstract description 167
- 239000011049 pearl Substances 0.000 claims abstract description 161
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 19
- 239000000725 suspension Substances 0.000 claims abstract description 11
- 241001648788 Margarodidae Species 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims abstract description 8
- 238000001035 drying Methods 0.000 claims abstract description 4
- 238000004108 freeze drying Methods 0.000 claims abstract description 4
- 239000012528 membrane Substances 0.000 claims abstract description 4
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000002390 rotary evaporation Methods 0.000 claims abstract description 4
- 238000010008 shearing Methods 0.000 claims abstract description 4
- 238000005406 washing Methods 0.000 claims abstract description 4
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 235000013547 stew Nutrition 0.000 claims description 4
- 230000000844 anti-bacterial effect Effects 0.000 claims description 3
- 239000003899 bactericide agent Substances 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 239000003906 humectant Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 81
- 230000000694 effects Effects 0.000 description 22
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- 230000008859 change Effects 0.000 description 3
- 238000004043 dyeing Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000010902 jet-milling Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
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Images
Classifications
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/02—Disintegrating by mills having rotary beater elements ; Hammer mills with horizontal rotor shaft
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/20—Disintegrating by mills having rotary beater elements ; Hammer mills with two or more co-operating rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/06—Jet mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C21/00—Disintegrating plant with or without drying of the material
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/445—Use of auxiliary substances before, during or after dyeing or printing
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/44—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders
- D06P1/673—Inorganic compounds
- D06P1/67333—Salts or hydroxides
- D06P1/6735—Salts or hydroxides of alkaline or alkaline-earth metals with anions different from those provided for in D06P1/67341
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/34—Material containing ester groups
- D06P3/52—Polyesters
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Crushing And Grinding (AREA)
Abstract
S1, washing and drying pearls as raw materials, adding the pearls into pearl grinding equipment, shearing the pearls by a crushing box, grinding and crushing the pearls, putting the crushed pearls into a grinding tank, adding water, grinding the pearls by a water-jet method, standing the ground pearls, taking the suspension of the lower layer, and filtering the suspension of the lower layer by a micro-nano membrane to obtain nano-scale pearl slurry; s2, carrying out vacuum rotary evaporation, concentration and freeze drying on the nano-scale pearl slurry obtained in the S1 to obtain nano-scale pearl powder. The pearl can be ground by a water-jet method under the impact of high-pressure water jet after being ground by the grinding box and the grinding tank, pearl particles are further subjected to ultrafine grinding, nanoscale pearl slurry meeting the requirements is conveniently prepared, the fineness of the subsequently prepared dye is reduced, the dye-uptake is improved, and the definition of patterns is improved.
Description
Technical Field
The invention relates to the technical field of textile printing and dyeing production, in particular to a process for nano printing of a cotton-like hand feeling polyester fabric.
Background
With the improvement of living standard and the development of science and technology, people have higher requirements on the appearance, the color and the performance of textiles. The fabric printing refers to the process of forming patterns on the fabric by dye or paint. Textile printing belongs to local dyeing and is one of important patterns and decorations.
The pearl has wide application and plays an important role in the fields of medicine, ornaments, beauty cosmetics and the like. The pearl contains calcium carbonate as main component, ten kinds of amino acids and several trace elements essential for human body, and has skin protecting and health protecting effects. At present, pearl is ground into powder by using a grinding device and then added into fiber to prepare the home textile fabric, and then printing is carried out on the home textile fabric, but the pearl powder is wrapped inside the yarn of the home textile fabric adopting the method, so that the health care function and the pearl gloss of a printing part are difficult to effectively exert, and in addition, the currently used pearl powder particles are generally large, so that the fineness of the dye is increased, the dye uptake rate is reduced, the definition of patterns is influenced, and the integral printing effect is further influenced.
The invention designs a process for nano printing of cotton-like hand feeling polyester fabric, which can crush pearls and then grind the crushed pearls by a water-jet method under high-pressure water jet impact through a crushing box and a grinding tank, so that pearl particles are further crushed into superfine powder, nano-scale pearl slurry meeting the requirements is conveniently prepared, the fineness of the subsequently prepared dye is reduced, the dye-uptake is improved, and the definition of patterns is improved.
Disclosure of Invention
The invention provides a process for nano-printing of cotton-like handfeel polyester fabric, which aims to make up for the defects of the prior art and solve the problems that the fineness of dye is increased, the dye-uptake rate is reduced, the definition of patterns is influenced and the integral printing effect is influenced because the existing used pearl powder particles are generally large.
The technical scheme adopted by the invention for solving the technical problems is as follows: a process for nano printing of polyester fabric with cotton-like hand feeling comprises the following steps:
s1, washing and drying pearls serving as raw materials, adding the pearls into pearl grinding equipment, shearing the pearls through a grinding box, grinding and crushing the pearls, adding the crushed pearls into a grinding tank, adding water, grinding the pearls by a water-jet method, standing the ground pearls, taking the suspension of the lower layer, and filtering the suspension of the lower layer through a micro-nano membrane to obtain nano-scale pearl slurry;
s2, carrying out vacuum rotary evaporation, concentration and freeze drying on the nano-scale pearl slurry obtained in the step S1 to obtain nano-scale pearl powder;
s3, adding the coloring agent, the humectant, the bactericide, the surface tension regulator, the viscosity regulator and the pH value regulator into the solvent, and fully mixing at normal temperature to form a mixed dye;
s4, adding the nano-scale pearl powder in the S2 into the mixed dye in the S3 according to the proportion of adding 50 g of the nano-scale pearl powder into each liter of the mixed dye, and homogenizing and stirring at a high speed to obtain nano-scale pearl printing paste;
s5, placing the cotton-like handfeel polyester fabric on a printing machine and printing the polyester fabric through the nano-scale pearl printing paste in the S4;
the pearl grinding equipment comprises a grinding box and a grinding tank below the grinding box, wherein a feeding hole is formed in the upper end of the grinding box, and a discharging hole is formed in the lower end of the grinding box; two first rotating shafts which are arranged in parallel are arranged in the crushing box, crushing blades are arranged on the first rotating shafts in the crushing box, and a plurality of fins are uniformly distributed on the outer edges of the crushing blades; the end part of one first rotating shaft extends out of the crushing box and is in transmission connection with an external driving mechanism, the other first rotating shaft is in transmission connection with the first rotating shaft through a gear assembly, and the rotating directions of the two first rotating shafts are opposite; a blanking port, a grinding cavity, a first communicating channel and a standing cavity which are communicated in sequence are arranged in the grinding tank from top to bottom, and the blanking port is positioned under the discharge port; a filter cover is eccentrically arranged above the first communication channel in the grinding cavity, the filter cover is close to the inner wall of the front side of the grinding cavity, and a plurality of groups of filter gaps are arranged at intervals on the periphery of the filter cover; a plurality of injection pipes are arranged on the inner wall of the grinding cavity, the injection pipes extend out of the grinding tank and are communicated with a communicating pipe, and the communicating pipe is communicated with a circulating pump arranged at the upper part of the standing cavity through a circulating pipe; the lower part of the standing cavity is provided with a discharge pipe, and the discharge pipe extends out of the front end of the grinding tank.
When the pearl crusher is used, pearls are put into the crushing box from the feeding hole, the first rotating shaft is driven to rotate by the external driving mechanism, the other first rotating shaft is driven to rotate reversely through the gear assembly, and the pearls are sheared, rolled and impacted through the crushing blades, so that the aim of quickly crushing the pearls is fulfilled; the crushed pearl particles enter a blanking port of the grinding tank from a discharge port and fall into a grinding cavity, the pearl particles can only fall into an annular channel between the filter cover and the inner wall of the grinding tank due to the arrangement of the filter cover, high-pressure water is sprayed through the spraying pipe at the moment and is further crushed under the compression crushing action of high-pressure water jet impact, meanwhile, water flow can carry the further crushed pearl particles to rotate around the annular channel, and the pearl particles are ground with the outer wall of the filter cover, the inner wall of the grinding tank and the pearl particles, so that the pearl particles are further refined, and meanwhile, the agglomeration of the pearl particles can be avoided due to the severe turbulent flow, and the crushing and grading are facilitated; grinding under the condition of adding water can reduce the thermal change and oxidation generated during grinding of the pearl particles, ensure the quality of the pearl particles and prevent the powder from flying; pearl particles with small particle size enter the filter cover from the filter gap to complete primary screening, the screened pearl particles enter the standing cavity through the first communicating channel, suspension on the lower layer is obtained after standing, and clear liquid on the upper layer is pumped out through the circulating pump to continuously participate in subsequent water-jet milling.
Preferably, a grinding gap is formed by a gap between the filter cover and the inner wall of the front side of the grinding cavity, and the axis of the injection pipe at the grinding gap is converged to one point on the filter cover; the spraying pipes far away from the grinding gap are uniformly distributed on the inner wall of the grinding cavity and are obliquely arranged along the clockwise direction. The converged jet flow is jetted out through the jet pipe at the grinding gap to carry out convergent impact and large-angle hindered impact crushing on the pearl particles, so that the impact compression crushing effect and the friction crushing effect with the wall surface of the high-pressure water jet flow are enhanced, and meanwhile, the jet flow generates severe turbulence when converged, so that the pearl particles can be further cavitated, degraded and crushed to achieve the aim of ultrafine crushing; the injection pipe far away from the grinding gap can further accelerate water flow, pearl particles can do vortex motion along with the acceleration of the water flow while being further crushed, so the pearl particles with smaller particle sizes are closer to the filter cover and enter from the filtering gap under the action of centrifugal force, and the pearl particles with larger particle sizes are closer to one side of the inner wall of the grinding cavity and are remained in the annular channel to be continuously crushed until the particle sizes reach the size of the divided particle sizes, thereby achieving the purpose of centrifugal screening; because the filter cover is eccentrically arranged, the width of the annular channel close to the grinding gap is smaller, the grinding effect when pearl particles pass through is improved, and the width of the annular channel far away from the grinding gap is larger, so that the centrifugal screening effect is improved by enough space.
Preferably, a grinding column is arranged in the filter cover, and a plurality of grinding bulges are uniformly distributed outside the grinding column; the lower end of the grinding column is connected with a second rotating shaft; the grinding tank bottom is provided with lower extreme open-ended installation cavity, the fixed motor that is provided with in installation cavity top, the second pivot passes first intercommunication passageway in proper order and the chamber of stewing extends to the installation intracavity and is connected with motor drive. The second rotating shaft is driven to rotate through the motor so as to drive the grinding column and the grinding protrusion to rotate, pearl particles entering the filter cover can be further ground, ground pearl slurry enters the standing cavity from the first communicating channel to stand and stratify, so that the nano-scale pearl slurry meeting the requirements is prepared, the fineness of the subsequently prepared dye is reduced, the dye-uptake rate is improved, and the definition of patterns is improved.
Preferably, a flow blocking cylinder is arranged at the top end in the standing cavity, a communicating gap exists between the lower end of the flow blocking cylinder and the bottom of the standing cavity, the flow blocking cylinder divides the standing cavity into an inner cavity and an outer cavity, the upper end of the inner cavity is communicated with the first communicating channel, and the lower end of the inner cavity is communicated with the outer cavity through the communicating gap; the discharge pipe is arranged in the inner cavity, and the circulating pump is arranged in the outer cavity. Through keeping off a class section of thick bamboo and can be located the inner chamber with the liquid that just got into the chamber of stewing, and the layering back liquid of stewing is located the outer intracavity, avoids the circulating pump to directly take back the grinding chamber with the liquid that does not stratify and leads to the fact the condition of repeated grinding, improves grinding efficiency.
Preferably, a second communicating channel with the inner diameter larger than that of the first communicating channel is arranged at the upper end of the first communicating channel, a turbine separating head is arranged in the second communicating channel, the turbine separating head is sleeved outside the second rotating shaft, and the upper end of the turbine separating head is fixedly connected with the grinding column; the turbine separating head is formed by stacking a plurality of laminated turbines, each laminated turbine comprises a first annular block and a second annular block which are coaxially arranged, and shaft holes matched with the second rotating shaft are formed in the first annular block and the second annular block; the outer diameter of the first annular block is larger than that of the second annular block, a plurality of turbine guide ribs are arranged on one side, close to the second annular block, of the first annular block, and spaces between adjacent turbine guide ribs form turbine guide grooves; the first annular block and the second annular block are correspondingly provided with vertically through spiral holes, and the spiral holes are communicated with the inner side of the turbine guide groove. Because the pearl granule that gets into in the filter mantle is detained in terminal surface department under the spiral hole easily, lead to first intercommunication passageway to block up, consequently, through the setting of turbine separation head, can be under the centripetal suction effect of turbine guide way, make liquid can be inhaled in the turbine guide way and flow to the spiral hole easily, the spiral hole produces powerful axial thrust when the rotation of lamination turbine and pushes the thick liquids in the spiral hole to first intercommunication passageway, discharge smoothly at pearl thick liquids, make the flow increase by a wide margin under the prerequisite of avoiding blockking up, and the production efficiency is improved.
Preferably, an outer turbine is fixedly arranged on the outer side of the upper part of the turbine separating head, a gap between the lower end of the outer turbine and the bottom of the grinding cavity forms an overflowing gap, and an inclined hole communicated with the inner side and the outer side of the outer turbine is formed in the outer turbine. The grinding effect is further enhanced through the arrangement of the outer turbine, so that the particles of the pearl slurry are smaller, meanwhile, the inclined holes at the outer turbine can timely throw out part of the pearl slurry positioned in the inner layer of the inclined holes, and the blockage is further avoided.
The invention has the following beneficial effects:
1. according to the process for nano printing of the cotton-like hand feeling polyester fabric, the cotton-like hand feeling polyester fabric is dyed by adding the nano-scale pearl powder into the dye, compared with the cotton-like hand feeling polyester fabric made of the pearl fibers, pearl components are easier to absorb by a human body, local dyeing can be realized, and the cost is reduced.
2. According to the process for nano printing of the cotton-like hand feeling polyester fabric, pearls can be ground by a water-jet method under the impact of high-pressure water jet after being ground through the grinding box and the grinding tank, so that pearl particles are further ultrafine ground, nano-scale pearl slurry meeting the requirements is conveniently prepared, the fineness of a subsequently prepared dye is reduced, the dye uptake is improved, and the pattern definition is improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a perspective view of a pearl grinding apparatus used in the present invention;
fig. 3 is a perspective view of a pulverizing box in the pearl grinding apparatus used in the present invention;
FIG. 4 is a perspective view of a shredding blade in a shredding box used in the present invention;
FIG. 5 is a sectional view in a front view of a grinding pot in the pearl grinding apparatus used in the present invention;
fig. 6 is a cross-sectional view in a top view of a grinding pot in the pearl grinding apparatus used in the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 5 at A;
FIG. 8 is a schematic view of the construction of a lamination turbine in a grinding tank used in the present invention;
in the figure:
1. a feed inlet; 2. a crushing box; 21. a first rotating shaft; 22. a gear assembly; 23. crushing the leaves; 24. a fin; 3. a grinding tank; 31. a discharge pipe; 32. a blanking port; 33. a grinding chamber; 34. a standing cavity; 35. a first communicating passage; 36. a second communicating passage; 37. a mounting cavity; 38. a flow blocking cylinder; 4. a communicating pipe; 41. an injection pipe; 42. a circulation pipe; 43. a circulation pump; 5. a filter housing; 51. filtering the gap; 6. grinding the column; 61. grinding the bumps; 62. a second rotating shaft; 63. a motor; 7. a turbine disengaging head; 71. an outer turbine; 72. an inclined hole; 73. a laminated turbine; 731. a first ring block; 732. a turbine guide rib; 733. a turbine guide groove; 734. a second ring block; 735. a helical bore; 736. a shaft hole; 74. and an overcurrent gap.
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 8, a process for nano-printing of a cotton-like polyester fabric comprises the following steps:
s1, washing and drying pearls serving as raw materials, adding the pearls into pearl grinding equipment, shearing the pearls by a grinding box 2, grinding and crushing the pearls, adding the crushed pearls into a grinding tank 3, adding water, grinding the ground pearls by a water-jet method, standing the ground pearls, taking the suspension of the lower layer, and filtering the suspension of the lower layer by a micro-nano membrane to obtain nano-scale pearl slurry;
s2, carrying out vacuum rotary evaporation, concentration and freeze drying on the nano-scale pearl slurry obtained in the step S1 to obtain nano-scale pearl powder;
s3, adding the coloring agent, the humectant, the bactericide, the surface tension regulator, the viscosity regulator and the pH value regulator into the solvent, and fully mixing at normal temperature to form a mixed dye;
s4, adding the nano-scale pearl powder in the S2 into the mixed dye in the S3 according to the proportion of adding 50 g of the nano-scale pearl powder into each liter of the mixed dye, and homogenizing and stirring at a high speed to obtain nano-scale pearl printing paste;
s5, placing the cotton-like handfeel polyester fabric on a printing machine and printing the polyester fabric through the nano-scale pearl printing paste in the S4;
the pearl grinding equipment comprises a grinding box 2 and a grinding tank 3 below the grinding box, wherein a feeding hole 1 is formed in the upper end of the grinding box 2, and a discharging hole is formed in the lower end of the grinding box 2; two first rotating shafts 21 which are arranged in parallel are arranged in the crushing box 2, crushing blades 23 are arranged on the first rotating shafts 21 in the crushing box 2, and a plurality of fins 24 are uniformly distributed on the outer edges of the crushing blades 23; the end part of one first rotating shaft 21 extends out of the crushing box 2 and is in transmission connection with an external driving mechanism, the other first rotating shaft 21 is in transmission connection with the first rotating shaft 21 through a gear assembly 22, and the rotating directions of the two first rotating shafts 21 are opposite; a blanking port 32, a grinding cavity 33, a first communicating channel 35 and a standing cavity 34 which are sequentially communicated are arranged in the grinding tank 3 from top to bottom, and the blanking port 32 is positioned right below the discharge port; a filter cover 5 is eccentrically arranged above the first communication channel 35 in the grinding cavity 33, the filter cover 5 is close to the inner wall of the front side of the grinding cavity 33, and a plurality of groups of filter gaps 51 are arranged at intervals on the periphery of the filter cover 5; a plurality of injection pipes 41 are arranged on the inner wall of the grinding chamber 33, the injection pipes 41 extend out of the grinding tank 3 and are communicated with a communicating pipe 4, and the communicating pipe 4 is communicated with a circulating pump 43 arranged at the upper part of the standing chamber 34 through a circulating pipe 42; the lower part of the standing cavity 34 is provided with a discharge pipe 31, and the discharge pipe 31 extends out of the front end of the grinding tank 3.
When the pearl crusher is used, pearls are put into the crushing box 2 from the feeding hole 1, the first rotating shaft 21 is driven to rotate by the external driving mechanism, the other first rotating shaft 21 is driven to rotate reversely through the gear assembly 22, and the pearls are sheared, rolled and impacted through the crushing blades 23, so that the aim of quickly crushing the pearls is fulfilled; crushed pearl particles enter a blanking port 32 of the grinding tank 3 from a discharge port and fall into a grinding cavity 33, the pearl particles can only fall into an annular channel between the filter cover 5 and the inner wall of the grinding tank 3 due to the arrangement of the filter cover 5, high-pressure water is sprayed through the spraying pipe 41 at the moment, the pearl particles are further crushed under the compression crushing action of high-pressure water jet impact, meanwhile, the water flow can carry the further crushed pearl particles to rotate around the annular channel, and the pearl particles are ground with the outer wall of the filter cover 5 and the inner wall of the grinding tank 3 and with the pearl particles, so that the pearl particles are further refined, meanwhile, the agglomeration of the pearl particles can be avoided due to the violent turbulence effect, and the crushing and grading are facilitated; grinding under the condition of adding water can reduce the thermal change and oxidation generated during grinding of the pearl particles, ensure the quality of the pearl particles and prevent the powder from flying; the pearl particles with smaller particle size enter the filter cover 5 from the filter gap 51 to complete primary screening, the screened pearl particles enter the standing cavity 34 through the first communicating channel 35, suspension liquid at the lower layer is obtained after standing, and clear liquid at the upper layer is pumped out through the circulating pump 43 to continuously participate in subsequent water-in-flight grinding.
As an embodiment of the present invention, a gap between the filter cover 5 and the inner wall of the front side of the grinding chamber 33 constitutes a grinding gap, and the axis of the injection pipe 41 at the grinding gap converges to a point on the filter cover 5; the spraying pipes 41 far away from the grinding gap are uniformly distributed on the inner wall of the grinding cavity 33 and are obliquely arranged along the clockwise direction. The converged jet flow is jetted out through the jet pipe 41 at the grinding gap to carry out convergent impact and large-angle hindered impact crushing on the pearl particles, so that the impact compression crushing effect and the friction crushing effect with the wall surface of the high-pressure water jet flow are enhanced, and meanwhile, the jet flow generates severe turbulence when converged, so that the pearl particles can be further cavitated, degraded and crushed to achieve the purpose of ultrafine crushing; the injection pipe 41 far away from the grinding gap can further accelerate water flow, pearl particles can be made to do vortex motion along with the acceleration of the water flow while being further crushed, so the pearl particles with smaller particle size are closer to the filter cover 5 and enter from the filtering gap 51 under the action of centrifugal force, and the pearl particles with larger particle size are left in the annular channel to be continuously crushed on one side closer to the inner wall of the grinding cavity 33 until the particle size reaches the size of the divided particle size, thereby achieving the purpose of centrifugal screening; because the filter cover 5 is eccentrically arranged, the width of the annular channel close to the grinding gap is smaller, the grinding effect of pearl particles when passing through is improved, and the width of the annular channel far away from the grinding gap is larger, so that enough space is provided for improving the centrifugal screening effect.
In one embodiment of the present invention, a grinding column 6 is disposed in the filter housing 5, and a plurality of grinding protrusions 61 are uniformly distributed outside the grinding column 6; the lower end of the grinding column 6 is connected with a second rotating shaft 62; the bottom of grinding tank 3 is provided with lower extreme open-ended installation cavity 37, the fixed motor 63 that is provided with in installation cavity 37 top, second pivot 62 passes first intercommunication passageway 35 and the chamber 34 that stews in proper order and extends to in the installation cavity 37 with motor 63 transmission connection. The second rotating shaft 62 is driven by the motor 63 to rotate so as to drive the grinding column 6 and the grinding protrusion 61 to rotate, pearl particles entering the filter cover 5 can be further ground, ground pearl slurry enters the standing cavity 34 from the first communicating channel 35 to stand and layer, so that nanoscale pearl slurry meeting requirements is prepared, the fineness of subsequently prepared dye is reduced, the dye uptake is improved, and the definition of patterns is improved.
As an embodiment of the present invention, a flow blocking cylinder 38 is disposed at the top end in the standing cavity 34, a communication gap exists between the lower end of the flow blocking cylinder 38 and the bottom of the standing cavity 34, the flow blocking cylinder 38 divides the standing cavity 34 into an inner cavity and an outer cavity, the upper end of the inner cavity is communicated with the first communication channel 35, and the lower end of the inner cavity is communicated with the outer cavity through the communication gap; the discharge pipe 31 is arranged in the inner cavity, and the circulating pump 43 is arranged in the outer cavity. Through keeping off a class section of thick bamboo 38 can be located the inner chamber with the liquid that just got into the chamber 34 that stews, and the liquid after the layering that stews is located the outer intracavity, avoids circulating pump 43 directly to take back grinding chamber 33 with the liquid that does not stratify and causes the condition of repeated grinding, improves grinding efficiency.
As an embodiment of the present invention, a second communication channel 36 having an inner diameter larger than that of the first communication channel 35 is disposed at the upper end of the first communication channel 35, a turbine separation head 7 is disposed in the second communication channel 36, the turbine separation head 7 is sleeved outside the second rotating shaft 62, and the upper end of the turbine separation head is fixedly connected to the grinding column 6; the turbine separating head 7 is formed by stacking a plurality of laminated turbines 73, each laminated turbine 73 comprises a first annular block 731 and a second annular block 734 which are coaxially arranged, and each of the first annular block 731 and the second annular block 734 is provided with a shaft hole 736 matched with the second rotating shaft 62; the outer diameter of the first annular block 731 is larger than that of the second annular block 734, a plurality of turbine guide ribs 732 are arranged on one side, close to the second annular block 734, of the first annular block 731, and spaces between adjacent turbine guide ribs 732 form a turbine guide groove 733; the first and second annular blocks 731 and 734 are provided with vertically penetrating screw holes 735, and the screw holes 735 communicate with the inside of the turbine guide groove 733. Because pearl particles entering the filter housing 5 are easy to be retained at the lower end face of the spiral hole 735 to cause the blockage of the first communicating channel 35, the arrangement of the turbine separating head 7 can enable liquid to be easily sucked into the turbine guide groove 733 and flow to the spiral hole 735 under the centripetal suction effect of the turbine guide groove 733, the spiral hole 735 generates a strong axial driving force to push slurry in the spiral hole 735 to the first communicating channel 35 when the laminated turbine 73 rotates, the pearl slurry is smoothly discharged, the flow is greatly increased on the premise of avoiding blockage, and the production efficiency is improved.
In one embodiment of the present invention, an outer turbine 71 is fixedly disposed on the outer side of the upper portion of the turbine separation head 7, a gap between the lower end of the outer turbine 71 and the bottom of the grinding chamber 33 forms a flow passing gap, and the outer turbine 71 is provided with an inclined hole 72 communicating the inner side and the outer side thereof. The grinding effect is further enhanced through the arrangement of the outer turbine 71, so that the particles of the pearl slurry are smaller, and meanwhile, part of the pearl slurry positioned in the inner layer can be timely thrown out of the inclined hole 72 at the outer turbine 71, so that the blockage is further avoided.
When the pearl crusher is used, pearls are put into the crushing box 2 from the feeding hole 1, the first rotating shaft 21 is driven to rotate by the external driving mechanism, the other first rotating shaft 21 is driven to rotate reversely through the gear assembly 22, and the pearls are sheared, rolled and impacted through the crushing blades 23, so that the aim of quickly crushing the pearls is fulfilled; crushed pearl particles enter a blanking port 32 of the grinding tank 3 from a discharge port and fall into a grinding cavity 33, the pearl particles can only fall into an annular channel between the filter cover 5 and the inner wall of the grinding tank 3 due to the arrangement of the filter cover 5, high-pressure water is sprayed through the spraying pipe 41 at the moment, the pearl particles are further crushed under the compression crushing action of high-pressure water jet impact, meanwhile, the water flow can carry the further crushed pearl particles to rotate around the annular channel, and the pearl particles are ground with the outer wall of the filter cover 5 and the inner wall of the grinding tank 3 and with the pearl particles, so that the pearl particles are further refined, meanwhile, the agglomeration of the pearl particles can be avoided due to the violent turbulence effect, and the crushing and grading are facilitated; grinding under the condition of adding water can reduce the thermal change and oxidation generated during grinding of the pearl particles, ensure the quality of the pearl particles and prevent the powder from flying; pearl particles with smaller particle size enter the filter cover 5 from the filter gap 51 to complete primary screening, the screened pearl particles enter the standing cavity 34 through the first communicating channel 35, suspension liquid at the lower layer is obtained after standing, and clear liquid at the upper layer is pumped out through the circulating pump 43 to continuously participate in subsequent water-jet milling; the converged jet flow is jetted out through the jet pipe 41 at the grinding gap to carry out convergent impact and large-angle hindered impact crushing on the pearl particles, so that the impact compression crushing effect and the friction crushing effect with the wall surface of the high-pressure water jet flow are enhanced, and meanwhile, the jet flow generates severe turbulence when converged, so that the pearl particles can be further cavitated, degraded and crushed to achieve the purpose of ultrafine crushing; the injection pipe 41 far away from the grinding gap can further accelerate water flow, pearl particles can be made to do vortex motion along with the acceleration of the water flow while being further crushed, so the pearl particles with smaller particle size are closer to the filter cover 5 and enter from the filtering gap 51 under the action of centrifugal force, and the pearl particles with larger particle size are left in the annular channel to be continuously crushed on one side closer to the inner wall of the grinding cavity 33 until the particle size reaches the size of the divided particle size, thereby achieving the purpose of centrifugal screening; because the filter cover 5 is eccentrically arranged, the width of the annular channel close to the grinding gap is smaller, the grinding effect of pearl particles when passing through is improved, and the width of the annular channel far away from the grinding gap is larger, so that enough space is provided for improving the centrifugal screening effect; the second rotating shaft 62 is driven by the motor 63 to rotate so as to drive the grinding column 6 and the grinding bulge 61 to rotate, pearl particles entering the filter cover 5 can be further ground, ground pearl slurry enters the standing cavity 34 from the first communicating channel 35 to stand and layer, so that nanoscale pearl slurry meeting the requirements is prepared, the fineness of the subsequently prepared dye is reduced, the dye uptake is improved, and the pattern definition is improved; the liquid which just enters the standing cavity 34 can be positioned in the inner cavity through the flow blocking cylinder 38, and the liquid which is subjected to standing and layering is positioned in the outer cavity, so that the situation that the circulating pump 43 directly pumps the liquid which is not layered back to the grinding cavity 33 to cause repeated grinding is avoided, and the grinding efficiency is improved; because pearl particles entering the filter housing 5 are easy to be retained at the lower end face of the spiral hole 735 to cause the blockage of the first communicating channel 35, the arrangement of the turbine separating head 7 can enable liquid to be easily sucked into the turbine guide groove 733 and flow to the spiral hole 735 under the action of centripetal suction force of the turbine guide groove 733, the spiral hole 735 generates strong axial driving force to push slurry in the spiral hole 735 to the first communicating channel 35 when the laminated turbine 73 rotates, the flow is greatly increased on the premise that the pearl slurry is smoothly discharged and the blockage is avoided, and the production efficiency is improved; the grinding effect is further enhanced through the arrangement of the outer turbine 71, so that the particles of the pearl slurry are smaller, and meanwhile, part of the pearl slurry positioned in the inner layer can be timely thrown out of the inclined hole 72 at the outer turbine 71, so that the blockage is further avoided.
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. A process for nano printing of polyester fabric with cotton-like hand feeling is characterized by comprising the following steps:
s1, washing and drying pearls serving as raw materials, adding the pearls into pearl grinding equipment, shearing the pearls through a grinding box (2), grinding and crushing the pearls, adding the crushed pearls into a grinding tank (3), adding water, grinding the pearls by a water-jet method, standing the ground pearls, taking lower-layer suspension, and filtering the lower-layer suspension through a micro-nano membrane to obtain nano-scale pearl slurry;
s2, carrying out vacuum rotary evaporation, concentration and freeze drying on the nano-scale pearl slurry obtained in the step S1 to obtain nano-scale pearl powder;
s3, adding the coloring agent, the humectant, the bactericide, the surface tension regulator, the viscosity regulator and the pH value regulator into the solvent, and fully mixing at normal temperature to form a mixed dye;
s4, adding the nano-scale pearl powder in the S2 into the mixed dye in the S3 according to the proportion of adding 50 g of the nano-scale pearl powder into each liter of the mixed dye, and homogenizing and stirring at a high speed to obtain nano-scale pearl printing paste;
s5, placing the cotton-like handfeel polyester fabric on a printing machine and printing the polyester fabric through the nano-scale pearl printing paste in the S4;
the pearl grinding equipment comprises a grinding box (2) and a grinding tank (3) below the grinding box, wherein a feeding hole (1) is formed in the upper end of the grinding box (2), and a discharging hole is formed in the lower end of the grinding box (2); two first rotating shafts (21) which are arranged in parallel are arranged in the crushing box (2), crushing blades (23) are arranged on the first rotating shafts (21) which are positioned in the crushing box (2), and a plurality of fins (24) are uniformly distributed on the outer edges of the crushing blades (23); the end part of one first rotating shaft (21) extends to the outside of the crushing box (2) and is in transmission connection with an external driving mechanism, the other first rotating shaft (21) is in transmission connection with the first rotating shaft (21) through a gear assembly (22), and the rotating directions of the two first rotating shafts (21) are opposite; a blanking port (32), a grinding cavity (33), a first communicating channel (35) and a standing cavity (34) which are sequentially communicated are arranged in the grinding tank (3) from top to bottom, and the blanking port (32) is positioned right below the discharge port; a filter cover (5) is eccentrically arranged above the first communicating channel (35) in the grinding cavity (33), the filter cover (5) is close to the inner wall of the front side of the grinding cavity (33), and a plurality of groups of filter gaps (51) are arranged at the periphery of the filter cover (5) at intervals; a plurality of injection pipes (41) are arranged on the inner wall of the grinding cavity (33), the injection pipes (41) extend out of the grinding tank (3) and are communicated with a communicating pipe (4), and the communicating pipe (4) is communicated with a circulating pump (43) arranged on the upper part of the standing cavity (34) through a circulating pipe (42); and a discharge pipe (31) is arranged at the lower part of the standing cavity (34), and the discharge pipe (31) extends out of the front end of the grinding tank (3).
2. The process for nano printing of the cotton-like polyester fabric according to claim 1, wherein a grinding gap is formed between the filter mantle (5) and the inner wall of the front side of the grinding cavity (33), and the axis of the injection pipe (41) at the grinding gap converges to a point on the filter mantle (5); the jet pipes (41) far away from the grinding gap are uniformly distributed on the inner wall of the grinding cavity (33) and are obliquely arranged along the clockwise direction.
3. The process for nano printing of the cotton-like polyester fabric according to claim 2, wherein a grinding column (6) is arranged in the filter housing (5), and a plurality of grinding protrusions (61) are uniformly distributed outside the grinding column (6); the lower end of the grinding column (6) is connected with a second rotating shaft (62); grinding tank (3) bottom is provided with lower extreme open-ended installation cavity (37), fixed motor (63) that are provided with in installation cavity (37) top, second pivot (62) pass first intercommunication passageway (35) in proper order and the chamber (34) that stews extend to in installation cavity (37) with motor (63) transmission connection.
4. The process for nano printing of the cotton-like polyester fabric according to claim 3, wherein a flow blocking cylinder (38) is arranged at the top end in the standing cavity (34), a communicating gap exists between the lower end of the flow blocking cylinder (38) and the bottom of the standing cavity (34), the flow blocking cylinder (38) divides the standing cavity (34) into an inner cavity and an outer cavity, the upper end of the inner cavity is communicated with the first communicating channel (35), and the lower end of the inner cavity is communicated with the outer cavity through the communicating gap; the discharge pipe (31) is arranged in the inner cavity, and the circulating pump (43) is arranged in the outer cavity.
5. The process for nano printing of the cotton-like polyester fabric according to claim 4, wherein a second communicating channel (36) with an inner diameter larger than that of the first communicating channel (35) is arranged at the upper end of the first communicating channel (35), a turbine separating head (7) is arranged in the second communicating channel (36), the turbine separating head (7) is sleeved outside a second rotating shaft (62), and the upper end of the turbine separating head is fixedly connected with the grinding column (6); the turbine separating head (7) is formed by stacking a plurality of laminated turbines (73), each laminated turbine (73) comprises a first annular block (731) and a second annular block (734) which are coaxially arranged, and each of the first annular block (731) and the second annular block (734) is provided with a shaft hole (736) matched with the second rotating shaft (62); the outer diameter of the first annular block (731) is larger than that of the second annular block (734), a plurality of turbine guide ribs (732) are arranged on one side, close to the second annular block (734), of the first annular block (731), and spaces between adjacent turbine guide ribs (732) form turbine guide grooves (733); the first annular block (731) and the second annular block (734) are correspondingly provided with a vertically through spiral hole (735), and the spiral hole (735) is communicated with the inner side of the turbine guide groove (733).
6. The process for nano printing of the cotton-like polyester fabric according to claim 5, wherein an outer turbine (71) is fixedly arranged on the outer side of the upper portion of the turbine separation head (7), an overflowing gap is formed between the lower end of the outer turbine (71) and the bottom of the grinding cavity (33), and an inclined hole (72) communicated with the inner side and the outer side of the outer turbine (71) is formed in the outer turbine (71).
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