CN105525369A - System for producing fibers from bamboo charcoal micro powder and polylactic acid slices - Google Patents
System for producing fibers from bamboo charcoal micro powder and polylactic acid slices Download PDFInfo
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- CN105525369A CN105525369A CN201610062902.7A CN201610062902A CN105525369A CN 105525369 A CN105525369 A CN 105525369A CN 201610062902 A CN201610062902 A CN 201610062902A CN 105525369 A CN105525369 A CN 105525369A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
- D01D1/09—Control of pressure, temperature or feeding rate
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D01D1/106—Filtering
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Artificial Filaments (AREA)
Abstract
A system for producing fibers from bamboo charcoal micro powder and polylactic acid slices comprises a first material bin, a second material bin, a compressed air system, a spinning screw extruder and a spinning box, wherein a discharging port of the second material bin is connected with a feeding port of the spinning screw extruder through a main discharging pipe; an air pipe is obliquely arranged between an air outlet of the compressed air system and the main discharging pipe; a discharging port of the first material bin is connected with the air pipe through a mixing pipe; a toner meter is arranged on the mixing pipe; a discharging port of the spinning screw extruder is connected with the spinning box through a melt pipeline; a filtering and impurity removal device and a dynamic and static integrated pipeline type mixing device are sequentially arranged on the melt pipeline in the melt flowing direction. Polylactic acid is modified with nano bamboo charcoal micro powder, the initial modulus of the manufactured fibers is reduced, the moisture regain rate is increased, the wear resistance is improved, and the air breathability and the hand feeling of the fibers are remarkably improved.
Description
Technical field
The invention belongs to acid fiber by polylactic production technical field, be specifically related to a kind of bamboo charcoal micropowder polylactic acid slice producd fibers system.
Background technology
PLA (PLA) fiber is with amyloid agricultural product such as corn, wheat, beet, potato classes for raw material, and generate after lactic acid through fermentation, then make through polycondensation and melt spinning, acid fiber by polylactic raw material sources are extensive.It can be analyzed to carbon dioxide and water through microbial action in soil or seawater, during burning, can not distribute poison gas, can not pollute, and is a kind of ecological fiber of sustainable development.Its fabric panel feel, drapability are good, uvioresistant, have lower combustibility and excellent processing characteristics, are applicable to various fashionable dress, leisure wear, sports goods and amenities etc., have broad application prospects.
PLA (PLA) fiber has the plurality of advantages such as antibacterial, smooth, quick-drying, but it wears no resistance, and gets damp again lower, and the weaving face fabric using it to produce comparatively other chemical fibre textile fabric feel obviously hardens, and has a strong impact on result of use.In addition, because the conveyance conduit of PLA is longer, high polymer molten viscosity near tube wall is large especially, molecular weight of high polymer wider distribution (uneven) problem that polylactic acid melt causes because melt flow is uneven in course of conveying, impurity can not filter out effectively, thus has influence on spinning quality.
Summary of the invention
The present invention in order to solve weak point of the prior art, provide that a kind of structure is simple, automaticity is high, in course of conveying mixture homogeneity high, can by eliminating impurities in melt, the bamboo charcoal micropowder polylactic acid slice producd fibers system that acid fiber by polylactic ABRASION RESISTANCE is strong, regain is high produced.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: bamboo charcoal micropowder polylactic acid slice producd fibers system, comprise the first feed bin, second feed bin, compressed air system, spinning screw extruder and spinning manifold, the discharging opening of the second feed bin is connected with the charging aperture of spinning screw extruder by main tremie pipe, tilt to be provided with airduct between the air outlet of compressed air system and main tremie pipe, the position of airduct and compressed air system link is higher than the position of airduct and main tremie pipe link, airduct is provided with the adjusting air valve of contiguous compressed air system, the discharging opening of the first feed bin is connected with airduct by mix tube, mix tube is provided with toner meter, the discharging opening of spinning screw extruder is connected with spinning manifold by melt pipe, melt pipe flows to along melt and is provided with filtering and impurity removing device and sound integrated pipeline formula mixing device successively, spinning pump and filament spinning component is provided with in spinning manifold, the discharging opening of melt pipe to extend in spinning manifold and is connected with the charging aperture of spinning pump, spinning measuring delivery side of pump is connected with the import of filament spinning component,
Sound integrated pipeline formula mixing device comprises fixed-piping and batch mixing unit, batch mixing unit comprises static batch mixing pipeline and the dynamic mixture pipeline of coaxial setting, the left end of dynamic mixture pipeline and the right-hand member Flange joint of static batch mixing pipeline, dynamic screw dividing plate is provided with in dynamic mixture pipeline, dynamic mixture pipe interior is in axial direction separated into the first semicircle helical duct and the second semicircle helical duct by dynamic screw dividing plate, dynamic screw dividing plate and dynamic mixture inner-walls of duct matched in clearance; Be provided with static ribbon dividing plate in static batch mixing pipeline, static batch mixing pipe interior is in axial direction separated into the 3rd semicircle helical duct and the 4th semicircle helical duct by static ribbon dividing plate, and static ribbon dividing plate is fixedly connected with static batch mixing inner-walls of duct;
The plane at the place, both ends of dynamic screw dividing plate and static ribbon dividing plate is all perpendicular to the central axis of dynamic mixture pipeline, center, dynamic screw dividing plate right part is provided with dynamic cone tank, center, dynamic screw dividing plate left part is provided with dynamically top, center, static ribbon dividing plate right part is provided with static cone tank, center, static ribbon dividing plate left part is provided with static top, and dynamic top left end withstands in static cone tank;
Fixed-piping left end and dynamic mixture pipeline right-hand member Flange joint, be provided with support in fixed-piping, support is provided with stationary center, and stationary center left end withstands in dynamic cone tank.
Filtering and impurity removing device comprises feedboard and is positioned at the reclaiming plate on front side of feedboard, the side of feedboard and reclaiming plate is connected through the hinge, the sunk screw that feedboard is arranged by front and back with reclaiming plate is fixedly connected with, on front side of feedboard and reclaiming plate on rear side of correspondence be provided with filter chamber, on rear side of feedboard, middle part is provided with the charging aperture be communicated with filter chamber, reclaiming plate lower front is provided with the discharging opening be communicated with filter chamber, the screen pack being positioned at filter chamber and the supporting network for supporting screen pack be positioned on front side of screen pack is provided with in reclaiming plate, the pressure sensor be positioned on rear side of screen pack is provided with in filter chamber, feedboard and reclaiming plate offer impurity outlet in the side relative to hinge, impurity outlet place is provided with the plate for opening and closing impurity outlet, the rotary drag for striking off screen pack trailing flank attachment impurity is provided with in the middle part of reclaiming plate.
The quantity of batch mixing unit is more than or equal to two groups, Flange joint between two adjacent groups batch mixing unit, and the top left end of static state of one group of batch mixing unit withstands in the dynamic cone tank of one group of adjacent batch mixing unit, and fixed-piping is connected with one group of batch mixing unit of low order end.
The length of static batch mixing pipeline is less than the length of dynamic mixture pipeline.
Adopt technique scheme, melt pipe arranges sound integrated pipeline formula mixing device, there is following beneficial effect: under the effect of spinning screw extruder, PLA bamboo charcoal melt after polymerization is entered by fixed-piping, when the melt of thickness under high pressure passes through dynamic mixture pipeline time, dynamic screw dividing plate starts to rotate under the promotion of melt, viscous melt on the inwall of dynamic mixture pipeline is scraped by the dynamic screw dividing plate rotated, rarer melt that obtains of the viscous melt scraped and dynamic mixture pipeline centre mixes, and mix in the 3rd semicircle helical duct of pushing ahead in static batch mixing pipeline and the 4th semicircle helical duct, enter into again after mixing in dynamic mixture pipeline and repeat above-mentioned batch mixing process, after some groups of batch mixing unit, melt enters in spinning manifold, spinning pump enters into filament spinning component by after the supercharging of PLA bamboo charcoal melt-stoichiometry, PLA bamboo charcoal melt is spun into bamboo charcoal acid fiber by polylactic by filament spinning component.Due to the first semicircle helical duct and the second semicircle helical duct longer and be that the hand of spiral is arranged all in the axial direction, like this will pressurized melt by time, drive dynamic screw dividing plate to rotate; The top form with the press-fit of cone tank top of the rotary material of dynamic screw dividing plate, be not only easy to manufacture and assembling, and frictional force is less in rotary course, thus improves the efficiency of dynamic screw dividing plate scraper.The length of static batch mixing pipeline is less than the length of dynamic mixture pipeline, and most of length of the pipeline of whole conveying PLA can be made so all king-sized for the viscosity that tube wall adheres to PLA to be wiped off, fully improves the uniformity of mixing.
The removal of impurities filtration operation process of melt is as follows: the macromolecule melt containing impurity and difficult plasticizing is pressed into filter chamber by extruder by charging aperture, melt after the filtration of filter screen by outside discharging opening discharge machine.In the process, the bulky grain thing of the impurity be blocked on screen pack rear surface and difficult plasticizing is wiped off and grinds, the filter area making screen pack remain larger by drive unit driven rotary formula scraper, ensures efficient filter effect.Along with the impurity in the filter chamber on rear side of screen pack increases, in filter chamber, pressure increase is to the monitor value of pressure sensor, extract plate out, under the acting in conjunction of filtering cavity pressure and rotary drag rotation, large granular impurity is discharged by impurity outlet, and along with the eliminating of impurity, in filter chamber, pressure recover is to normal value, by on inserting board, impurity outlet is closed.
Rotated by rotary drag and remove filtering the impurity adhered to and get rid of outside machine, screen pack can be avoided to block and extend the service life of screen pack.When screen pack changed by needs, back out sunk screw, due to the setting of hinge, rotatablely open feedboard or reclaiming plate can carry out replacing operation.
In sum, the present invention is reasonable in design, structure is simple, directly some groups of batch mixing unit are set in melt Conveying pipeline, eliminate, on conveyance conduit, mixing system is installed, saved cost, reach the object of melt even batch mixing when flowing through conveyance conduit, conveying and batch mixing efficiency improve greatly, and carry out automatic fitration removal of impurities to melt, fully improve product quality.Improve for making acid fiber by polylactic partial function and index, in poly-lactic acid material, add 0.5% ~ 15%(preferably 10%) the fragrant micropowder of nanoscale bamboo, modification is carried out to it, the fiber initial modulus making it make reduces, regain rises, ABRASION RESISTANCE improves, and the gas permeability of fiber and feel have and obviously improve.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of the present invention in Fig. 1 with one group of batch mixing unit;
Fig. 3 is the perspective view of dynamic screw dividing plate in Fig. 2;
Fig. 4 is the perspective view of static ribbon dividing plate in Fig. 2;
Fig. 5 is the structural representation of filtering and impurity removing device in Fig. 1.
Detailed description of the invention
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4 and Fig. 5, bamboo charcoal micropowder polylactic acid slice producd fibers system of the present invention, comprise the first feed bin 16, second feed bin 17, compressed air system 18, spinning screw extruder 19 and spinning manifold 20, the discharging opening of the second feed bin 17 is connected with the charging aperture of spinning screw extruder 19 by main tremie pipe 21, tilt to be provided with airduct 22 between the air outlet of compressed air system 18 and main tremie pipe 21, the position of airduct 22 and compressed air system 18 link is higher than the position of airduct 22 with main tremie pipe 21 link, airduct 22 is provided with the adjusting air valve 30 of contiguous compressed air system 18, the discharging opening of the first feed bin 16 is connected with airduct 22 by mix tube 23, mix tube 23 is provided with toner meter 24, the discharging opening of spinning screw extruder 19 is connected with spinning manifold 20 by melt pipe 25, melt pipe 25 flows to along melt and is provided with filtering and impurity removing device 26 and sound integrated pipeline formula mixing device 27 successively, spinning pump 28 and filament spinning component 29 is provided with in spinning manifold 20, the discharging opening of melt pipe 25 to extend in spinning manifold 20 and is connected with the charging aperture of spinning pump 28, the outlet of spinning pump 28 is connected with the import of filament spinning component 29.
Sound integrated pipeline formula mixing device 27 comprises fixed-piping 1 and batch mixing unit, batch mixing unit comprises static batch mixing pipeline 2 and the dynamic mixture pipeline 3 of coaxial setting, the left end of dynamic mixture pipeline 3 and the right-hand member Flange joint of static batch mixing pipeline 2, dynamic screw dividing plate 4 is provided with in dynamic mixture pipeline 3, dynamic mixture pipeline 3 inside is in axial direction separated into the first semicircle helical duct 5 and the second semicircle helical duct 6 by dynamic screw dividing plate 4, dynamic screw dividing plate 4 and dynamic mixture pipeline 3 inwall matched in clearance; Static ribbon dividing plate 7 is provided with in static batch mixing pipeline 2, static batch mixing pipeline 2 inside is in axial direction separated into the 3rd semicircle helical duct 8 and the 4th semicircle helical duct 9 by static ribbon dividing plate 7, and static ribbon dividing plate 7 is fixedly connected with static batch mixing pipeline 2 inwall.
The plane at the place, both ends of dynamic screw dividing plate 4 and static ribbon dividing plate 7 is all perpendicular to the central axis of dynamic mixture pipeline 3, center, dynamic screw dividing plate 4 right part is provided with dynamic cone tank 10, center, dynamic screw dividing plate 4 left part is provided with dynamically top 11, center, static ribbon dividing plate 7 right part is provided with static cone tank 12, center, static ribbon dividing plate 7 left part is provided with static top 13, and dynamically top 11 left ends withstand in static cone tank 12.
Fixed-piping 1 left end and dynamic mixture pipeline 3 right-hand member Flange joint, be provided with support 14 in fixed-piping 1, support 14 is provided with stationary center 15, and stationary center 15 left end withstands in dynamic cone tank 10.
The quantity of batch mixing unit is more than or equal to two groups, Flange joint between two adjacent groups batch mixing unit, top 13 left ends of static state of one group of batch mixing unit withstand in the dynamic cone tank 10 of one group of adjacent batch mixing unit, and fixed-piping 1 is connected with one group of batch mixing unit of low order end.The length of static batch mixing pipeline 2 is less than the length of dynamic mixture pipeline 4.
The reclaiming plate 34 that filtering and impurity removing device 26 comprises feedboard 33 and is positioned on front side of feedboard 33, feedboard 33 is connected by hinge 35 with the side of reclaiming plate 34, the sunk screw 36 that feedboard 33 is arranged by front and back with reclaiming plate 34 is fixedly connected with, on front side of feedboard 33 and reclaiming plate 34 on rear side of correspondence be provided with filter chamber 37, on rear side of feedboard 33, middle part is provided with the charging aperture 38 be communicated with filter chamber 37, reclaiming plate 34 lower front is provided with the discharging opening 39 be communicated with filter chamber 37, the screen pack 40 being positioned at filter chamber 37 and the supporting network 41 for supporting screen pack 40 be positioned on front side of screen pack 40 is provided with in reclaiming plate 34, the pressure sensor be positioned on rear side of screen pack 40 is provided with in filter chamber 37, feedboard 33 and reclaiming plate 34 offer impurity outlet 42 in the side relative to hinge 35, impurity outlet 42 place is provided with the plate 43 for opening and closing impurity outlet 42, the rotary drag 44 for striking off screen pack 40 trailing flank attachment impurity is provided with in the middle part of reclaiming plate 34.In Fig. 5, arrow is the flow direction of melt.
Melt pipe 25 is arranging sound integrated pipeline formula mixing device 27, under the effect of spinning screw extruder 19, PLA after polymerization is entered by fixed-piping 1, when the melt of thickness under high pressure passes through dynamic mixture pipeline 3 time, dynamic screw dividing plate 4 starts to rotate under the promotion of melt, viscous melt on the inwall of dynamic mixture pipeline 3 is scraped by the dynamic screw dividing plate 4 rotated, rarer melt that obtains of the viscous melt scraped and dynamic mixture pipeline 3 centre mixes, and mix in the 3rd semicircle helical duct 8 of pushing ahead in static batch mixing pipeline 2 and the 4th semicircle helical duct 9, enter into again after mixing in dynamic mixture pipeline 3 and repeat above-mentioned batch mixing process, after some groups of batch mixing unit, melt enters in spinning manifold 20, spinning pump 28 enters into filament spinning component 29 by after the supercharging of PLA bamboo charcoal melt-stoichiometry, PLA bamboo charcoal melt is spun into bamboo charcoal acid fiber by polylactic by filament spinning component 29.Because logical 6 roads of the first semicircle helical duct 5 and the second semicircle spiral are longer and all in the axial direction for the hand of spiral is arranged, like this will pressurized melt by time, driving dynamic screw dividing plate 4 rotates; The top form with the press-fit of cone tank top of the rotary material of dynamic screw dividing plate 4, be not only easy to manufacture and assembling, and frictional force is less in rotary course, thus improves the efficiency of dynamic screw dividing plate 4 scraper.The length of static batch mixing pipeline 2 is less than the length of dynamic mixture pipeline 3, and most of length of the pipeline of whole conveying PLA can be made so all king-sized for the viscosity that tube wall adheres to PLA to be wiped off, fully improves the uniformity of mixing.
The removal of impurities filtration operation process of melt is as follows: the macromolecule melt containing impurity and difficult plasticizing is pressed into filter chamber 37 by extruder by charging aperture 38, and melt is discharged outside machine by discharging opening 39 after the filtration of filter screen 40.In the process, the bulky grain thing of the impurity be blocked on screen pack 40 rear surface and difficult plasticizing is wiped off and grinds, the filter area making screen pack 40 remain larger by drive unit driven rotary formula scraper 44, ensures efficient filter effect.Along with the impurity in the filter chamber 37 on rear side of screen pack 40 increases, in filter chamber 37, pressure increase is to the monitor value of pressure sensor, extract plate 43 out, under the acting in conjunction that pressure and rotary drag 44 rotate in filter chamber 37, large granular impurity is discharged by impurity outlet 42, and along with the eliminating of impurity, in filter chamber 37, pressure recover is to normal value, plugged by plate 43, impurity outlet 42 is closed.
Rotated by rotary drag 44 and remove filtering the impurity adhered to and get rid of outside machine, screen pack 40 can be avoided to block and extend the service life of screen pack 40.When screen pack 40 changed by needs, back out sunk screw 36, due to the setting of hinge 35, rotatablely open feedboard 33 or reclaiming plate 34 can carry out replacing operation.
The technique adopting the present invention to carry out procedure of fibre production comprises the following steps:
(1), by the bamboo charcoal micropowder of drying be stored in the first feed bin 16, PLA done section and be stored in the second feed bin 17, be connected with the charging aperture of spinning screw extruder 19 by main tremie pipe 21 bottom the second feed bin 17;
(2) bamboo charcoal micropowder, in the first feed bin 16 drops in toner meter 24 by gravity, and toner meter 24 pairs of bamboo charcoal micropowder are measured; While PLA in the second feed bin 17 is done and is cut into slices to fall in main tremie pipe 21 by gravity, compressed air system 18 is blown into dry compressed air in airduct 22, the bamboo charcoal micropowder of being measured by toner meter 24 is blown in main tremie pipe 21, adjusting air valve 30 can regulate wind speed size, do mixing of different proportion of cutting into slices to adapt to bamboo charcoal micropowder and PLA, bamboo charcoal micropowder in main tremie pipe 21 dry with PLA cut into slices mix after drop in spinning screw extruder 19;
(3), bamboo charcoal micropowder and PLA dry section heating are made bamboo charcoal polylactic acid melt by spinning screw extruder 19;
(4), under the discharge pressure of spinning screw extruder 19, filtering and impurity removing device 26 pairs of bamboo charcoal polylactic acid melts are used to filter;
(5), under the discharge pressure of spinning screw extruder 19, bamboo charcoal polylactic acid melt after filtration is fed in spinning manifold 20 by melt pipe 25, the further Homogeneous phase mixing bamboo charcoal polylactic acid melt of sound integrated pipeline formula mixing device 27 that melt pipe 25 is installed;
(6), be provided with spinning pump 28 and filament spinning component 29 in spinning manifold 20, spinning pump 28 enters into filament spinning component 29 by after bamboo charcoal polylactic acid melt metering supercharging, and bamboo charcoal polylactic acid melt is spun into bamboo charcoal acid fiber by polylactic by filament spinning component 29.
Above embodiment is the unrestricted technical scheme of the present invention in order to explanation only, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: still can modify to the present invention or equivalent replacement, and not departing from any modification or partial replacement of the spirit and scope of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (4)
1. bamboo charcoal micropowder polylactic acid slice producd fibers system, it is characterized in that: comprise the first feed bin, second feed bin, compressed air system, spinning screw extruder and spinning manifold, the discharging opening of the second feed bin is connected with the charging aperture of spinning screw extruder by main tremie pipe, tilt to be provided with airduct between the air outlet of compressed air system and main tremie pipe, the position of airduct and compressed air system link is higher than the position of airduct and main tremie pipe link, airduct is provided with the adjusting air valve of contiguous compressed air system, the discharging opening of the first feed bin is connected with airduct by mix tube, mix tube is provided with toner meter, the discharging opening of spinning screw extruder is connected with spinning manifold by melt pipe, melt pipe flows to along melt and is provided with filtering and impurity removing device and sound integrated pipeline formula mixing device successively, spinning pump and filament spinning component is provided with in spinning manifold, the discharging opening of melt pipe to extend in spinning manifold and is connected with the charging aperture of spinning pump, spinning measuring delivery side of pump is connected with the import of filament spinning component,
Sound integrated pipeline formula mixing device comprises fixed-piping and batch mixing unit, batch mixing unit comprises static batch mixing pipeline and the dynamic mixture pipeline of coaxial setting, the left end of dynamic mixture pipeline and the right-hand member Flange joint of static batch mixing pipeline, dynamic screw dividing plate is provided with in dynamic mixture pipeline, dynamic mixture pipe interior is in axial direction separated into the first semicircle helical duct and the second semicircle helical duct by dynamic screw dividing plate, dynamic screw dividing plate and dynamic mixture inner-walls of duct matched in clearance; Be provided with static ribbon dividing plate in static batch mixing pipeline, static batch mixing pipe interior is in axial direction separated into the 3rd semicircle helical duct and the 4th semicircle helical duct by static ribbon dividing plate, and static ribbon dividing plate is fixedly connected with static batch mixing inner-walls of duct;
The plane at the place, both ends of dynamic screw dividing plate and static ribbon dividing plate is all perpendicular to the central axis of dynamic mixture pipeline, center, dynamic screw dividing plate right part is provided with dynamic cone tank, center, dynamic screw dividing plate left part is provided with dynamically top, center, static ribbon dividing plate right part is provided with static cone tank, center, static ribbon dividing plate left part is provided with static top, and dynamic top left end withstands in static cone tank;
Fixed-piping left end and dynamic mixture pipeline right-hand member Flange joint, be provided with support in fixed-piping, support is provided with stationary center, and stationary center left end withstands in dynamic cone tank.
2. bamboo charcoal micropowder polylactic acid slice producd fibers system according to claim 1, it is characterized in that: filtering and impurity removing device comprises feedboard and is positioned at the reclaiming plate on front side of feedboard, the side of feedboard and reclaiming plate is connected through the hinge, the sunk screw that feedboard is arranged by front and back with reclaiming plate is fixedly connected with, on front side of feedboard and reclaiming plate on rear side of correspondence be provided with filter chamber, on rear side of feedboard, middle part is provided with the charging aperture be communicated with filter chamber, reclaiming plate lower front is provided with the discharging opening be communicated with filter chamber, the screen pack being positioned at filter chamber and the supporting network for supporting screen pack be positioned on front side of screen pack is provided with in reclaiming plate, the pressure sensor be positioned on rear side of screen pack is provided with in filter chamber, feedboard and reclaiming plate offer impurity outlet in the side relative to hinge, impurity outlet place is provided with the plate for opening and closing impurity outlet, the rotary drag for striking off screen pack trailing flank attachment impurity is provided with in the middle part of reclaiming plate.
3. bamboo charcoal micropowder polylactic acid slice producd fibers system according to claim 1 and 2, it is characterized in that: the quantity of batch mixing unit is more than or equal to two groups, Flange joint between two adjacent groups batch mixing unit, the top left end of static state of one group of batch mixing unit withstands in the dynamic cone tank of one group of adjacent batch mixing unit, and fixed-piping is connected with one group of batch mixing unit of low order end.
4. bamboo charcoal micropowder polylactic acid slice producd fibers system according to claim 1 and 2, is characterized in that: the length of static batch mixing pipeline is less than the length of dynamic mixture pipeline.
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| CN104562252A (en) * | 2015-01-21 | 2015-04-29 | 河南省龙都生物科技有限公司 | High-speed spinning and false twisting integrated system for polylactic acid fibers |
| CN205347640U (en) * | 2016-01-30 | 2016-06-29 | 河南省龙都生物科技有限公司 | Bamboo charcoal miropowder polylactic acid section producd fibers system |
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