CN116219562A - Wet spinning method and equipment for ultra-high molecular weight polyethylene fiber - Google Patents
Wet spinning method and equipment for ultra-high molecular weight polyethylene fiber Download PDFInfo
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- CN116219562A CN116219562A CN202211455932.6A CN202211455932A CN116219562A CN 116219562 A CN116219562 A CN 116219562A CN 202211455932 A CN202211455932 A CN 202211455932A CN 116219562 A CN116219562 A CN 116219562A
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- 239000000835 fiber Substances 0.000 title claims abstract description 46
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 title claims abstract description 43
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000002166 wet spinning Methods 0.000 title claims abstract description 34
- 238000009987 spinning Methods 0.000 claims abstract description 196
- 239000002994 raw material Substances 0.000 claims abstract description 87
- 238000004804 winding Methods 0.000 claims abstract description 86
- 238000005303 weighing Methods 0.000 claims abstract description 22
- 238000004090 dissolution Methods 0.000 claims abstract description 17
- 238000009960 carding Methods 0.000 claims abstract description 5
- 239000002904 solvent Substances 0.000 claims abstract description 4
- 238000005520 cutting process Methods 0.000 claims description 34
- 238000001914 filtration Methods 0.000 claims description 28
- 230000001112 coagulating effect Effects 0.000 claims description 22
- 238000003698 laser cutting Methods 0.000 claims description 16
- 229920003023 plastic Polymers 0.000 claims description 16
- 239000004033 plastic Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000002372 labelling Methods 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000004806 packaging method and process Methods 0.000 claims description 10
- 238000000465 moulding Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000012856 weighed raw material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000004065 semiconductor Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 abstract description 82
- 229920006395 saturated elastomer Polymers 0.000 abstract description 5
- 239000011550 stock solution Substances 0.000 abstract description 2
- 238000007711 solidification Methods 0.000 description 12
- 230000008023 solidification Effects 0.000 description 12
- 210000004712 air sac Anatomy 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 4
- -1 polyethylene Polymers 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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
- D01D5/06—Wet spinning methods
-
- 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
- D01D1/02—Preparation of spinning solutions
-
- 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
-
- 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
- D01D11/00—Other features of manufacture
- D01D11/04—Fixed guides
-
- 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
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
-
- 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
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/04—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
- D10B2321/0211—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene high-strength or high-molecular-weight polyethylene, e.g. ultra-high molecular weight polyethylene [UHMWPE]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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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)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The invention discloses a wet spinning method and equipment for ultra-high molecular weight polyethylene fibers, which relate to the technical field of wet spinning methods for ultra-high molecular weight polyethylene fibers and comprise the following steps: s1, obtaining spinning solution; s2, quantitatively introducing spinning solution; s3, conveying by a filter; s4, a spinning forming cavity; s5, spinning guiding/carding spinning; s6, spinning and winding, wherein the step of obtaining the spinning solution comprises the steps of crushing, weighing raw materials, and then introducing the raw materials into a solvent to dissolve the raw materials to obtain the spinning solution. According to the wet spinning method and the device for the ultra-high molecular weight polyethylene fiber and the using method thereof, raw materials can be crushed when spinning stock solution is taken, subsequent dissolution is facilitated, the raw materials can be fully dissolved, the amount of the crushed raw materials can be controlled by weighing the raw materials when the raw materials are crushed, and the situation that the crushed raw materials are more saturated when being put in during dissolution and the dissolution of the raw materials is influenced is avoided.
Description
Technical Field
The invention relates to the technical field of wet spinning methods of ultra-high molecular weight polyethylene fibers, in particular to a wet spinning method and equipment of ultra-high molecular weight polyethylene fibers.
Background
The ultra-high molecular weight polyethylene fiber (UHMWPE for short), also called as high-strength high-modulus polyethylene fiber, is the fiber with the highest specific strength and specific modulus in the world at present, and the polyethylene with the molecular weight of 100-500 ten thousand is spun into the fiber, because the polyethylene fiber has high specific strength and high specific modulus. The specific strength is more than ten times of that of the steel wire with the same section, the specific modulus is only inferior to that of special carbon fiber, the performance requirement of the strength tester is much higher than that of common fiber, and a plurality of ultra-high molecular weight polyethylene fiber industrialized production bases are formed in China. It is reported that 70% of ultra-high molecular weight polyethylene fibers in the united states are used in the military fields of body armor, bulletproof helmets, bulletproof armor for military facilities and equipment, aerospace, and the like, and wet spinning processes are used in the processing of ultra-high molecular weight polyethylene fibers.
The existing wet spinning method and equipment for ultra-high molecular weight polyethylene fiber are inconvenient to carry out route transformation on spinning to be wound, so that winding is interrupted and a new winding roller is replaced after one group of winding rollers are wound.
Accordingly, in view of the above, research and improvement on the conventional structure and defects have been made, and a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber have been proposed.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a wet spinning method and equipment for ultra-high molecular weight polyethylene fibers and a using method thereof, and solves the problems in the prior art.
In order to achieve the above object, the present invention is realized by the following technical scheme, which is a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber, comprising the following steps:
s1, obtaining a spinning solution, namely crushing and weighing raw materials, and then introducing the raw materials into a solvent to dissolve the raw materials to obtain the spinning solution;
s, quantitatively introducing the spinning solution, filtering the prepared spinning solution, and pushing the spinning solution by negative pressure with reference to scale marks after filtering to realize quantitative introduction;
s, conveying the filters, wherein two groups of filter pipelines are arranged for the introduced filtered spinning solution, and the two groups of filter pipelines are respectively connected with the two groups of filters, so that when one group of filters fails or needs to be cleaned, the other group of filters can be started for use;
s, a spinning forming cavity is formed in a coagulating solution placed in the forming cavity through a spinning nozzle, overflowed coagulating solution can be collected during spinning forming operation, and meanwhile, the collected coagulating solution is guided into the forming cavity through a circulating pump;
s, spinning guiding/carding spinning, wherein the spinning formed in the forming cavity is guided by guide rollers, the length of the guide wires is controlled by cutting, and the guide wires can be changed in spinning paths;
s, spinning winding, namely driving a winding roller to rotate by winding a guide wire through a motor after winding, and carrying out plastic packaging on the guide wire after winding is finished and meanwhile carrying out labeling classification according to winding types.
Further, the spinning solution is ultra-high molecular weight polyethylene fiber and a dissolving agent, and the dissolving agent is polyvinyl alcohol and water.
Further, the method comprises the steps of,
the raw material crushing module is used for crushing raw materials through a crusher;
the raw material weighing module is used for weighing the crushed raw materials through electronic weighing equipment;
the raw material introducing module is used for quantitatively conveying the raw material according to the required dissolution amount;
the raw material dissolving module is used for conveying the crushed and weighed raw materials into a dissolving agent;
the raw material filtering module is used for preliminarily filtering the spinning solution after dissolution;
the raw material quantitative module is used for quantitatively conveying the spinning solution through a metering pump;
the filter switch module is used for filtering the dissolved spinning solution through a candle-shaped filter, the candle-shaped filter is provided with two groups, the two groups of candle-shaped filters are provided with conveying pipes, and the two groups of conveying pipes are provided with valves, so that the spinning solution can be conveniently controlled to enter one group of candle-shaped filters for filtration through the valves;
the filter replacement module is used for replacing the candle filter with faults and keeping uninterrupted delivery of the spinning solution;
the forming cavity overflow module is used for collecting overflowed coagulating solution when the spinning dope spinneret forms in the coagulating solution placed in the forming cavity;
the molding cavity supplementing module is used for collecting overflowed coagulating solution and circularly conveying the coagulating solution after collection to the molding cavity by using a circulating pump;
and the cleaning module is used for preliminarily wiping the formed spinning line by cotton.
Further, the method comprises the steps of,
the spinning yarn guiding module is used for guiding the yarn after the cleaning module cleans the yarn through a guide roller;
the spinning cutting module is used for controlling the length of the guide wire, cutting the guide wire by using laser cutting equipment, and interrupting the spinning wire by cutting to control the length of the guide wire;
the spinning path conversion module is used for carrying out path conversion on spinning after the spinning wire is cut by the spinning cutting module;
the winding motor module is used for winding the spinning line clamped by the spinning path conversion module through a winding roller arranged at the output end of the motor, two groups of winding motor modules are arranged, and one group of winding motor modules is interrupted after winding is finished;
a plastic package module; the winding motor module is used for winding the spinning wire in the winding motor module;
a labeling module; and the plastic package packaging spinning wires are used for carrying out labeling classification on the plastic package module according to the winding diameter.
Further, the spinning cutting module comprises an overhead electric slide rail, a hydraulic cylinder and laser cutting equipment, wherein the hydraulic cylinder is connected inside the overhead electric slide rail through a sliding block and a mounting plate in a sliding manner, and the laser cutting equipment is mounted at the output end of the hydraulic cylinder.
Further, spinning route transform module includes accessory plate, vertical electronic slide rail, fixed plate, manipulator, air pump, slide, bellows, horizontal electronic slide rail and gasbag, the upper end surface mounting of accessory plate has vertical electronic slide rail, and inside the having horizontal electronic slide rail through slider slidable mounting of vertical electronic slide rail, the inside of horizontal electronic slide rail is provided with the manipulator through built-in slider slip, and the tip of manipulator is provided with pneumatic tongs, pneumatic tongs internal surface installs the gasbag, fixed plate bottom internal surface is provided with the slide, and the inside slidable mounting of slide has the air pump, the air pump keeps being connected with the gasbag through the bellows.
The invention provides a wet spinning method and equipment for ultra-high molecular weight polyethylene fibers, which have the following beneficial effects:
1. according to the wet spinning method and the device for the ultra-high molecular weight polyethylene fiber and the use method thereof, raw materials can be crushed when the spinning solution is taken, so that the raw materials can be dissolved fully in a subsequent dissolving way, the amount of the raw materials after being crushed can be controlled by weighing the raw materials, the raw materials are prevented from being saturated when being crushed, the raw materials are prevented from being dissolved due to the fact that the raw materials are more saturated when being put in the dissolving way, the spinning solution after being dissolved is designed through negative pressure and simultaneously pushed by referring to the parameter negative pressure in the accommodating cavity, the conveying of the spinning solution is realized, the conveying efficiency of the spinning solution can be improved, the filtering treatment can be carried out on the spinning solution through the filter, undissolved raw materials still exist in the spinning solution after being filtered, and during the filtering, two groups of filtering pipelines are respectively connected with two groups of filters, so that one group of filters breaks down or another group of filters is enabled to be used when cleaning is needed, and the spinning solution after being filtered is formed in a coagulating solution placed in a forming cavity through a spinneret;
2. according to the wet spinning method and the device for the ultra-high molecular weight polyethylene fiber and the using method thereof, overflowing solidification solution can be collected when spinning forming operation is carried out, meanwhile, collected solidification solution is guided into a forming cavity through a circulating pump, overflowing solidification solution can be collected, waste is reduced, recycling of overflowing solidification solution is facilitated, spinning is cut off according to the diameter of spinning after forming or after a group of spinning winding rollers are wound, spinning which is being conducted with a guide wire is facilitated to be interrupted through cutting off the spinning, replacement time of the winding rollers after spinning winding is completed is provided for a user, meanwhile, cutting of the interrupted spinning can be carried out by using a mechanical arm, winding paths are conveniently replaced for spinning which is cut off through clamping of the mechanical arm, the other end of the spinning is conveniently adhered to the outer surface of another group of winding rollers, winding of the spinning is conveniently driven by a servo motor of a winding motor module, packaging machine can be used for wrapping spinning after winding, sealing of an opening is achieved through heating, and label taking can be conveniently carried out according to the diameter of a label after sealing design is completed.
Drawings
FIG. 1 is a schematic diagram of the process flow of a wet spinning process and apparatus for ultra-high molecular weight polyethylene fibers according to the present invention;
FIG. 2 is a schematic diagram of a spinning dope obtaining module of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention;
FIG. 3 is a schematic drawing of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention, wherein the spinning dope is quantitatively introduced into the module;
FIG. 4 is a schematic diagram showing the structure of a filter conveying module of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention;
FIG. 5 is a schematic view of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber of the present invention;
FIG. 6 is a schematic drawing showing the structure of a spinning guide/carding spinning module of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention;
FIG. 7 is a schematic diagram of a spinning winding module structure of a wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention;
fig. 8 is a schematic structural diagram of a connection device of a spinning cutting module and a spinning path conversion module of the wet spinning method and apparatus for ultra-high molecular weight polyethylene fiber according to the present invention.
In the figure: 1. a raw material crushing module; 2. a raw material weighing module; 3. a raw material introducing module; 4. a raw material dissolving module; 5. a raw material filtering module; 6. a raw material quantifying module; 7. a filter switch module; 8. a filter replacement module; 9. a molding cavity overflow module; 10. a molding cavity supplementing module; 11. a cleaning module; 12. a spinning yarn guiding module; 13. a spinning cutting module; 14. a spinning path conversion module; 15. winding a motor module; 16. a plastic package module; 17. a labeling module; 18. an auxiliary plate; 19. a longitudinal electric slide rail; 20. a fixing plate; 21. a top-mounted electric sliding rail; 22. a hydraulic cylinder; 23. a mounting plate; 24. a laser cutting device; 25. a manipulator; 26. an air pump; 27. a slideway; 28. a bellows; 29. a transverse electric sliding rail; 30. an air bag.
Detailed Description
The following description of the embodiments of the present invention will clearly and fully describe the technical solutions of the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments.
A wet spinning method and equipment for ultra-high molecular weight polyethylene fiber comprises the following steps:
the method comprises the following steps:
s1, obtaining a spinning solution, namely crushing and weighing raw materials, then introducing the raw materials into a solvent to dissolve the raw materials to obtain the spinning solution, wherein the raw materials can be crushed when the spinning solution is taken, so that the raw materials can be fully dissolved by subsequent dissolution, the amount of the crushed raw materials can be controlled by weighing the raw materials when the raw materials are crushed, and the situation that the raw materials are saturated due to the fact that the crushed raw materials are more in dissolution and the dissolution of the raw materials is influenced is avoided;
s2, quantitatively introducing the spinning solution, filtering the prepared spinning solution, and pushing the spinning solution by negative pressure according to a scale mark after filtering, so that the dissolved spinning solution can be pushed by negative pressure according to parameters in the accommodating cavity at the same time by negative pressure design, the transportation of the spinning solution is realized, and the transportation efficiency of the spinning solution can be improved;
s3, conveying the filters, wherein two groups of filter pipelines are arranged for the introduced filtered spinning solution, and the two groups of filter pipelines are respectively connected with the two groups of filters, so that when one group of filters fails or needs to be cleaned, the other group of filters can be started for use, the filtering treatment can be carried out on the spinning solution through the filters, and undissolved raw materials in the filtered spinning solution are avoided;
s4, spinning a forming cavity, forming the filtered spinning solution in a coagulating solution placed in the forming cavity through a spinneret, collecting overflowed coagulating solution during spinning forming operation, and introducing the collected coagulating solution into the forming cavity through a circulating pump;
s5, spinning guiding/carding spinning, wherein the spinning formed in the forming cavity is guided by guide rollers, the length of the guide wires is controlled by cutting, and the guide wires can be changed in spinning paths;
s6, spinning winding, drive the wind-up roll through the motor winding after the seal wire rotates and winds the spinning, and carry out plastic packaging and paste mark classification according to winding model simultaneously after the winding is finished, can also carry out the cutting off treatment to the spinning of just seal wire after the diameter of spinning after the shaping or with one of them spinning wind-up roll winding is accomplished, be convenient for break the spinning that is utilizing the winding through cutting off to the spinning, the change time of wind-up roll after the spinning winding is accomplished is provided for the user, simultaneously the cutting spinning that breaks can utilize manipulator 25 to carry out the centre gripping, be convenient for clamp the spinning after cutting off to its change rolling route through manipulator 25, make the other end adhesion of spinning be convenient for drive the rotation design of wind-up roll through winding motor module 15 servo motor, realize wrapping up the spinning winding, simultaneously can utilize the polyethylene film to the spinning after the winding, seal to the opening part is realized through heating after the parcel, can utilize the design of labeler to paste mark treatment according to the spinning diameter after the encapsulation, the follow-up user takes the winding use of being convenient for.
The spinning solution is ultra-high molecular weight polyethylene fiber and a dissolving agent, and the dissolving agent is polyvinyl alcohol and water.
A wet spinning device for ultra-high molecular weight polyethylene fiber comprises,
the raw material crushing module 1 is used for crushing raw materials through a crusher;
the raw material weighing module 2 is used for weighing the crushed raw materials through an electronic weighing device;
the raw material is led into the module 3 and quantitatively conveyed by the required dissolution amount;
the raw material dissolving module 4 is used for conveying the crushed and weighed raw materials into a dissolving agent;
a raw material filtering module 5 for preliminarily filtering the spinning solution after dissolution;
the raw material quantifying module 6 is used for quantitatively conveying the spinning solution through a metering pump;
the filter switch module 7 is used for filtering the dissolved spinning solution through a candle-shaped filter, wherein the candle-shaped filter is provided with two groups, the two groups of candle-shaped filters are provided with conveying pipes, and the two groups of conveying pipes are provided with valves, so that the spinning solution can be conveniently controlled to enter one group of candle-shaped filters for filtration through the valves;
the filter replacement module 8 is used for replacing the candle filter with faults and keeping uninterrupted delivery of the spinning solution;
the forming cavity overflow module 9 is used for collecting overflowed coagulating solution when the spinning dope spinneret forms in the coagulating solution placed in the forming cavity;
the molding cavity supplementing module 10 is used for collecting overflowed coagulating solution, and the coagulating solution after collection is circularly conveyed into the molding cavity by using a circulating pump;
the cleaning module 11 is used for primarily wiping the spinning line after forming by cotton.
The wet spinning equipment for the ultra-high molecular weight polyethylene fiber further comprises,
the spinning yarn guiding module 12 is used for guiding the spinning yarn cleaned by the cleaning module 11 through a guide roller;
the spinning cutting module 13 is used for controlling the length of a guide wire, realizing the interruption of the spinning wire through cutting, realizing the control of the length of the guide wire, wherein the spinning cutting module 13 comprises an overhead electric slide rail 21, a hydraulic cylinder 22, a mounting plate 23 and a laser cutting device 24, the hydraulic cylinder 22 is slidably connected inside the overhead electric slide rail 21 through a slide block and the mounting plate 23, the laser cutting device 24 is arranged at the output end of the hydraulic cylinder 22, the laser cutting device can be used for cutting, the interruption of the spinning wire is realized through cutting, the control of the length of the guide wire is realized, and in addition, the laser cutting device 24 can be used for adjusting the height and the horizontal position by utilizing the design of the overhead electric slide rail 21 and the hydraulic cylinder 22, so that the position of the laser cutting device 24 is convenient to adjust without generating motion interference;
the spinning path conversion module 14, after cutting the spinning thread through the spinning cutting module 13, carries out path conversion on spinning, the spinning path conversion module 14 comprises an auxiliary plate 18, a longitudinal electric sliding rail 19, a fixed plate 20, a manipulator 25, an air pump 26, a slideway 27, a corrugated pipe 28, a transverse electric sliding rail 29 and an air sac 30, wherein the longitudinal electric sliding rail 19 is installed on the outer surface of the upper end of the auxiliary plate 18, the transverse electric sliding rail 29 is installed inside the longitudinal electric sliding rail 19 through sliding blocks, the manipulator 25 is arranged inside the transverse electric sliding rail 29 through built-in sliding blocks, the end part of the manipulator 25 is provided with a pneumatic gripper, the air sac 30 is installed on the inner surface of the pneumatic gripper, the inner surface of the bottom of the fixed plate 20 is provided with a slideway 27, the air pump 26 is connected with the air sac 30 through the corrugated pipe 28, after the spinning cutting is finished, the position of the manipulator 25 is conveniently adjusted through the longitudinal electric sliding rail 19 and the transverse electric sliding rail 29, the auxiliary manipulator 25 is conveniently adjusted for the second time, after the end part of the manipulator 25 is used for carrying out pneumatic gripper clamping, the manipulator 25 is conveniently clamped by the manipulator, when the air sac 30 is used for carrying out the air sac 30 is designed to be conveniently and the air sac 30 is conveniently and is conveniently clamped into the air sac 30 when the air sac is used for carrying out the air-filled and is conveniently and expanded, and a proper amount of air path is conveniently is used for carrying out the air-filled and is conveniently and is used for carrying out air path conversion when the air spinning, and is conveniently realized;
the winding motor module 15 is used for winding the spinning line clamped by the spinning path conversion module 14 through a winding roller arranged at the output end of the motor, two groups of winding motor modules 15 are arranged, and one group of winding motor modules 15 after the winding is stopped;
a plastic package module 16; the winding motor module 15 is used for carrying out plastic packaging and packaging on the spinning wires after winding is finished;
a labeling module 17; the labeling and sorting device is used for labeling and sorting the plastic package spinning wires of the plastic package module 16 according to the winding diameter.
In summary, the wet spinning method and the device for the ultra-high molecular weight polyethylene fiber are characterized in that when the wet spinning method and the device are used, raw materials are crushed by a crusher of a raw material crushing module 1, the raw materials are ultra-high molecular weight polyethylene fiber, the crushed raw materials are weighed by an electronic weighing device in a raw material weighing module 2 after the ultra-high molecular weight polyethylene fiber is crushed, the raw materials can be crushed when spinning stock solution is taken, the raw materials can be fully dissolved conveniently after subsequent dissolution, the amount of the crushed raw materials can be controlled by weighing the raw materials, the crushed raw materials are prevented from being more saturated when the raw materials are crushed, the raw materials are prevented from being dissolved, the raw materials are conveyed by a raw material conveying module 3 after the weighing, the raw materials after the crushing and the weighing are conveyed into a dissolving agent by a raw material dissolving module 4, the dissolver is polyvinyl alcohol and water, can sufficiently dissolve the crushed raw materials, obtains spinning solution after dissolution, can realize the transportation of the spinning solution by negative pressure design and simultaneously referring to the parameter negative pressure pushing in the accommodating cavity after dissolution, can improve the transportation efficiency of the spinning solution, is used for primary filtration of the spinning solution after dissolution through the raw material filtering module 5, quantitatively transports the spinning solution through the metering pump in the raw material quantifying module 6 after filtration, is used for filtration of the spinning solution after dissolution through the candle filter through the filter switching module 7, the candle filter is provided with two groups, the candle filters of the two groups are all provided with transportation pipes, the two groups of transportation pipes are all provided with valves, so that the spinning solution is convenient to enter one group of candle filters for filtration through the valve control, in addition, the filter replacement module 8 is used for replacing a failed candle filter, uninterrupted delivery of the spinning solution is kept, the overflow of the solidification solution is collected when the spinning solution spinneret is used for forming in the solidification solution placed in the forming cavity through the forming cavity overflow module 9, and during the operation, the solidification solution overflows from the forming cavity, so that the overflow of the solidification solution is collected when the spinning solution spinneret is used for forming in the solidification solution placed in the forming cavity through the forming cavity overflow module 9, the overflow of the solidification solution is collected when the spinning solution spinneret is used for forming in the forming cavity, the overflow of the solidification solution is collected through the forming cavity replenishment module 10, and the collected solidification solution is circularly delivered into the forming cavity through the circulating pump, and in addition, when the spinning thread guide is used for cleaning cotton in the cleaning module 11 through the spinning thread guide after forming, when one group of winding rolls is finished, the spinning is cut off through the spinning cutting module 13, the spinning cutting module 13 is used for controlling the length of the guide wire, the laser cutting equipment can be used for cutting, the interruption of the spinning wire is realized through cutting, the control of the length of the guide wire is realized, in addition, the laser cutting equipment 24 can utilize the design of the overhead electric sliding rail 21 and the hydraulic cylinder 22 to adjust the height and the horizontal position, the position of the laser cutting equipment 24 is not required to be adjusted, the movement interference is avoided, the control of the length of the guide wire is realized, the replacement time of the winding roller after the completion of the spinning is provided for a user, the laser cutting equipment 24 is used for conveniently carrying out the longitudinal and transverse position movement of the manipulator 25 through the position adjustment of the longitudinal electric sliding rail 19 and the transverse electric sliding block 29, after the mechanical arm 25 is used for clamping spinning, a proper amount of gas can be filled into the air bag 30 through the design of the air pump 30 and the corrugated pipe 28, so that the air bag 30 is inflated to achieve secondary auxiliary limiting when the pneumatic arm clamps the spinning, the sliding problem of the spinning during clamping is avoided, the longitudinal electric sliding rail 19 and the transverse electric sliding rail 29 are convenient to conduct longitudinal and transverse conversion on the mechanical arm 25, the path of the spinning is convenient to adjust, the other end of the spinning is adhered to the outer surface of the other group of winding rollers, the winding motor module 15 is convenient to drive the winding rollers to rotate, namely, the winding motor module 15 is used for winding a spinning line clamped by the spinning path conversion module 14 through the winding rollers arranged at the output ends of the motor, the winding motor module 15 is provided with two groups, one group of winding motor modules 15 after the winding is interrupted, the continuous winding of the spinning after the winding is finished, and then the winding is used for carrying out storage and labeling operation on the spinning after the winding through the plastic sealing module 16 and the labeling module 17, the winding of the spinning after the winding can be wrapped through the polyethylene film, the winding can be conveniently wrapped, the winding can be achieved after the winding is finished, the winding can be sealed by the sealing after the opening is finished, and the sealing is achieved, and the diameter can be convenient to use after the winding and the labeling operation is achieved.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (6)
1. A wet spinning method of ultra-high molecular weight polyethylene fiber, which is characterized by comprising the following steps:
s1, obtaining a spinning solution, namely crushing and weighing raw materials, and then introducing the raw materials into a solvent to dissolve the raw materials to obtain the spinning solution;
s2, quantitatively introducing the spinning solution, filtering the prepared spinning solution, and pushing the spinning solution by negative pressure with reference to scale marks after filtering to realize quantitative introduction;
s3, conveying the filters, wherein two groups of filter pipelines are arranged for the introduced filtered spinning solution, and the two groups of filter pipelines are respectively connected with the two groups of filters, so that when one group of filters fails or needs to be cleaned, the other group of filters can be started for use;
s4, spinning a forming cavity, forming the filtered spinning solution in a coagulating solution placed in the forming cavity through a spinneret, collecting overflowed coagulating solution during spinning forming operation, and introducing the collected coagulating solution into the forming cavity through a circulating pump;
s5, spinning guiding/carding spinning, wherein the spinning formed in the forming cavity is guided by guide rollers, the length of the guide wires is controlled by cutting, and the guide wires can be changed in spinning paths;
s6, spinning winding, namely driving a winding roller to rotate by motor winding after yarn guiding, and carrying out plastic packaging on the yarn after winding is finished and meanwhile carrying out labeling classification according to winding types.
2. The method for wet spinning ultra-high molecular weight polyethylene fiber according to claim 1, wherein: the spinning solution is ultra-high molecular weight polyethylene fiber and a dissolving agent, and the dissolving agent is polyvinyl alcohol and water.
3. A wet spinning device for ultra-high molecular weight polyethylene fiber, which is characterized in that: comprising the steps of (a) a step of,
a raw material crushing module (1) for crushing raw materials by a crusher;
the raw material weighing module (2) is used for weighing the crushed raw materials through an electronic weighing device;
a raw material introducing module (3) for quantitatively conveying the raw material by the required dissolution amount;
a raw material dissolving module (4) for conveying the crushed and weighed raw materials into a dissolving agent;
a raw material filtering module (5) for preliminarily filtering the spinning solution after dissolution;
the raw material quantifying module (6) is used for quantitatively conveying the spinning solution through a metering pump;
the filter switch module (7) is used for filtering the dissolved spinning solution through a candle-shaped filter, wherein the candle-shaped filter is provided with two groups, the two groups of candle-shaped filters are provided with conveying pipes, and the two groups of conveying pipes are provided with valves, so that the spinning solution can be conveniently controlled to enter one group of candle-shaped filters for filtration through the valves;
a filter replacement module (8) for replacing the failed candle filter and keeping uninterrupted delivery of the spinning dope;
a forming cavity overflow module (9) for collecting overflowed coagulating solution when the spinning dope spinneret forms in the coagulating solution placed in the forming cavity;
the molding cavity supplementing module (10) is used for collecting overflowed coagulating solution and circularly conveying the coagulating solution after collection into the molding cavity by using a circulating pump;
and the cleaning module (11) is used for preliminarily wiping the spinning line after forming by cotton.
4. A wet spinning apparatus for ultra high molecular weight polyethylene fiber according to claim 3, wherein: also included is a method of manufacturing a semiconductor device,
the spinning yarn guiding module (12) is used for guiding yarns through guide rollers after the cleaning module (11) cleans the yarns;
the spinning cutting module (13) is used for controlling the length of the guide wire, cutting the guide wire by using laser cutting equipment, and interrupting the spinning wire by cutting to control the length of the guide wire;
a spinning path conversion module (14) for converting the spinning path after cutting the spinning thread by the spinning cutting module (13);
the winding motor module (15) is used for winding the spinning line clamped by the spinning path conversion module (14) through a winding roller arranged at the output end of the motor, the winding motor module (15) is provided with two groups, and one group of winding motor modules (15) after the winding is stopped;
a plastic package module (16); the winding motor module (15) is used for plastic packaging and packaging of the spinning wires after winding is finished;
a labeling module (17); the labeling and classifying device is used for labeling and classifying the plastic package packaging spinning wires of the plastic package module (16) according to the winding diameter.
5. A wet spinning apparatus for ultra high molecular weight polyethylene fiber according to claim 4, wherein: the spinning cutting module (13) comprises an overhead electric sliding rail (21), a hydraulic cylinder (22) and laser cutting equipment (24), wherein the hydraulic cylinder (22) is connected inside the overhead electric sliding rail (21) through a sliding block and a mounting plate (23) in a sliding manner, and the laser cutting equipment (24) is mounted at the output end of the hydraulic cylinder (22).
6. A wet spinning apparatus for ultra high molecular weight polyethylene fiber according to claim 4, wherein: spinning route transform module (14) are including accessory plate (18), vertical electronic slide rail (19), fixed plate (20), manipulator (25), air pump (26), slide (27), bellows (28), horizontal electronic slide rail (29) and air pump (30), the upper end surface mounting of accessory plate (18) has vertical electronic slide rail (19), and inside through slider slidable mounting horizontal electronic slide rail (29) of having of vertical electronic slide rail (19), the inside of horizontal electronic slide rail (29) is provided with manipulator (25) through built-in slider slip, and the tip of manipulator (25) is provided with pneumatic tongs, pneumatic tongs internal surface installs gasbag (30), fixed plate (20) bottom internal surface is provided with slide (27), and the inside slidable mounting of slide (27) has air pump (26), air pump (26) keep being connected through bellows (28) and gasbag (30).
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| CN116219562B (en) | 2024-01-19 |
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