CN106811845B - Spherical shape is to spurt brush type mass nano fibre yarn wire processing device and its application method - Google Patents
Spherical shape is to spurt brush type mass nano fibre yarn wire processing device and its application method Download PDFInfo
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- CN106811845B CN106811845B CN201710050666.1A CN201710050666A CN106811845B CN 106811845 B CN106811845 B CN 106811845B CN 201710050666 A CN201710050666 A CN 201710050666A CN 106811845 B CN106811845 B CN 106811845B
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- yarn
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- rosette
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
-
- 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
-
- 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
- D01D4/00—Spinnerette packs; Cleaning thereof
- D01D4/02—Spinnerettes
-
- 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
- D01D7/00—Collecting the newly-spun products
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
Abstract
The present invention relates to a kind of spherical shapes to spurt brush type mass nano fibre yarn wire processing device and its application method, including ontology and pedestal, the wedge groove of right-angled intersection is wherein equipped among the pedestal, the ontology is symmetricly set on the second wedge groove along the first wedge groove, the ontology includes liquid-supplying system, separate electrical field control system, spherical brush spinneret system, nano-fibre yams resultant yarn system and nano-fibre yams collection system, the liquid-supplying system includes gas cylinder, spinning solution reservoir, oil bath and catheter, in the oil bath that the spinning solution reservoir is arranged in, the spinning solution reservoir forms linker structure with catheter to brush liquid bath, the spinning solution reservoir is connect by tracheae with gas cylinder, on the tracheae, main valve and pressure reducing valve are successively arranged at gas cylinder.Of the invention can realize automatically supplying for high polymeric solution using pressure communication device liquid-supplying system, simple and easy, easy to operate.
Description
Technical field
The invention belongs to nano electrostatic spinning and technical field of textile machine, more particularly to a kind of spherical to spurt brush type batch
Change nano fibre yarn wire processing device and its application method.
Background technique
When polymer fiber diameter is down to submicron-scale or nanoscale from micro-meter scale, just will appear a series of
Surprised characteristic.Such as very big volumetric surface area, the volumetric surface area of nanofiber is substantially the 1000 of micrometer fibers
Times；It can neatly carry out surface-functionalized；Superior effect and mechanicalness are shown compared with other known materials forms
Can, such as surface and interfacial effect, small-size effect, quantum size effect and quantum tunneling effect and rigidity, tensile strength.This
A little outstanding performances make nanofiber become the preferred material of many important applications, pass in high efficiency filter, bio-medical, intelligence
The fields such as sense are with development potential.Comprehensively consider operation possibility, stably and controllable property (including fibre diameter and its distribution), processing
Material ranges, processing time-consuming etc., electrostatic spinning processing technology, which just becomes currently the only one kind, can manufacture continuous polymer nano
The method of rice fiber.With the rise and fast development of nanometer material science, using Advance in Manufacture of Nano-fibers by Electrospinning and
Nanofiber aggregate becomes the research hotspot of science of engineering materials circle.
Traditional single needle electrostatic spinning apparatus is relatively simple, is mainly by high voltage power supply, liquid-supplying system and collection
Three parts of uniting composition.Liquid-supplying system includes micro-injection pump, medical needle tubing and flat mouth metal needle, and high polymeric solution flow is by micro-
Syringe pump control is measured, the anode of high voltage power supply is connect with flat mouth metal needle, and collection system is metal plate and is grounded.High-voltage electricity
Source voltage is gradually increased, and the drop of metal needle gradually forms taylor cone, when high-voltage power voltage further increases, electric field force meeting
The effects of overcoming surface tension, the viscous force of high polymeric solution forms small straight jet then and will appear the dynamic phenomenon arrival of whip
Grounded metal collecting board, in this process, solvent volatilization, high polymer are formed by curing nanofibres deposit in metal collection plate
On.
It is to be deposited on gold in the form of rambling fibrofelt using nanofiber prepared by traditional electrospinning process
Belong on collecting board, the nanofiber mats of this No yield point significantly limit nanofiber and induce in tissue engineering bracket, cell
Grow the application of aspect.In addition, the nanofiber yield that traditional electrostatic spinning apparatus obtains is very low, it is difficult to meet nanofiber
The problem of demand when widely applying, single needle electrostatic spinning apparatus is easy blocking there is also syringe needle, this can be seriously affected
Nanofiber spinning process is gone on smoothly.
It is limited to bundles of nanofibers and nanometer yarn is difficult to structure control and mass production, bundles of nanofibers and Nanowire
The application study for tieing up yarn is still at an early stage at present, but existing application study shows bundles of nanofibers and nano-fibre yams
The great application prospect in terms of wound compress material, organizational project, fast-response probe, electronic device.
A large amount of nanofibers are generated using needle-free electrostatic spinning apparatus both at home and abroad at present to have no come the technology of boundling resultant yarn
Report, is primarily due to big current needle-free electrostatic spinning apparatus raw silk percentage of cocoon but fiber drop point and deposition radius are uncontrollable.
There are also reports both at home and abroad for current nanometer yarn mass preparation.Chinese patent 201610308336.3 discloses
A kind of high speed centrifugation one-step shaping nano fibre yarn line apparatus, the device pass through in the setting of rotating centrifugal column outer wall and centrifugal column
The connected multiple nozzles of chambers of the heart body collect highly oriented bundles of nanofibers in rotary course, then form nanometer yarn through twisting.
This method improves the yield of nanometer yarn to a certain extent, while having good orientation effect, but centrifugal force acts on being formed
The thicker wider distribution of nanofiber diameter；Chinese patent 201610455645.3 discloses a kind of nano-fibre yams processing dress
It sets and method, which passes through electrostatic spinning region for multi-filament to adsorb nanofiber, then long filament is impregnated and is dissolved, twisting
Nanofiber resultant yarn.The mass that nanofiber may be implemented in this method is continuously prepared, but complicated for operation, and raw material selection has
Limit；Chinese patent 201510149182.3 discloses a kind of change type electro-spun nanofiber yarn preparation facilities, and utilization is hollow
Annulus collects nanofiber and forms a continuous nano-fibre yarn, and the speed of production of this method is because of single nano-fibre yams
It is strongly lower and limited, it is difficult to mass production nano-fibre yams.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of spherical to the processing of spurt brush type mass nano-fibre yams
Device and its application method, solve current nano-fibre yams speed of production is lower, nano fibre yarn cable architecture it is non-adjustable control,
The lower, nano-fibre yams of nano-fibre yams strength easily break end the problems such as being difficult to continuous production.
The technical solution adopted by the present invention to solve the technical problems is: providing a kind of spherical to spurt brush type mass nanometer
Fiber yarn processing unit (plant), including ontology and pedestal, wherein being equipped with the wedge groove of right-angled intersection, the ontology among the pedestal
It is symmetricly set on the second wedge groove along the first wedge groove, the ontology includes liquid-supplying system, separation electrical field control system, ball
The brush spinneret system of shape, nano-fibre yams resultant yarn system and nano-fibre yams collection system, the liquid-supplying system include gas
Bottle, spinning solution reservoir, oil bath and catheter, in the oil bath that the spinning solution reservoir is arranged in, the spinning solution storage
Liquid bottle forms linker structure with catheter to brush liquid bath, and the spinning solution reservoir is connect by tracheae with gas cylinder, the gas
Guan Shang, it is successively arranged main valve and pressure reducing valve at gas cylinder, the separation electrical field control system includes high pressure generator, round metal
Ring, cylindrical seat and support, the second wedge groove of the pedestal are equipped with mounting base, and the mounting base is equipped with corresponding with brush liquid bath
For fluid passage, for across catheter, the support to be arranged in mounting base, on the cylindrical seat setting support, the metal
Annulus is sleeved on cylindrical seat, and the positive and negative anodes of the high pressure generator connect with the metal ring on pedestal on the ontology of two sides respectively
It connects, the brush spinneret system of spherical shape includes spherical spray head, lower ball base, upper ball base, transmission shaft and driving motor group, the lower ball
Seat setting is equipped with half ball groove that diameter is greater than spherical jet diameters, the upper ball among cylindrical seat upper end, the lower ball base
The upper plane of seat is equal with the spherical centre of sphere of spray head, and the upper ball base is mounted on lower ball base, and the spherical shape spray head is arranged upper
Brush liquid bath is formed between ball seat and lower ball base and between lower ball base, the driving motor group passes through transmission shaft and spherical spray head
Connection, and driving motor group drives spherical sprinkler rotation by transmission shaft, the nano-fibre yams resultant yarn system includes metal
Disc seat, resultant yarn triangle rosette draw yarn hole seat, horizontal movable base and yarn seat, the yarn seat is arranged on the first wedge groove,
Among two ontologies, the rosette seat is arranged on yarn seat by cushion block, and the resultant yarn triangle rosette passes through rotation
Axis is mounted on rosette seat, and rotary shaft is driven by belt and is rotated, and the horizontal movable base is arranged on yarn seat, described
Horizontal movable base upper end is equipped with vertically draws yarn hole seat, and the yarn hole seat side of drawing is equipped with draw corresponding with resultant yarn triangle rosette
Yarn hole, the nano-fibre yams collection system include roller and tube, and the roller and tube, which are successively set on, draws yarn hole seat
Outside, yarn seat upper end.
Further technical characteristic of the invention is the spinning solution reservoir, catheter, cylindrical seat, lower ball base, upper ball
Seat, transmission shaft and oil bath material are polytetrafluoroethylene material.
Further technical characteristic of the invention is that the oil bath is provided with silicone oil.
Further technical characteristic of the invention is that vertical plate, the vertical plate are equipped with inside the spinning solution reservoir
Piston is equipped between spinning solution reservoir side wall, the piston upper end is connect with tracheae.
Further technical characteristic of the invention is, the drain pipe diameter is 2mm-10mm, length 500mm-
1200mm, the catheter centre are equipped with switch, are flowed freely for controlling high polymeric solution from reservoir to brush liquid bath.
Further technical characteristic of the invention is that the metal ring material is metallic copper material, diameter 50mm-
300mm, and round metal ring set is 1mm-20mm, is highly 50mm-200mm in cylindrical seat part uniform wall thickness, the round metal
Ring is higher by the longitudinal section of cylindrical seat part of wall and is narrowed to vertex 0 on triangle for triangle, wall thickness from 1mm-20mm and has outward
0 ° -80 ° of inclination angle is highly 10mm-20mm.
Further technical characteristic of the invention is that the lower ball base is cylindric, upper surface profile is one and hollows out
Lower semisphere, the diameter of the lower semisphere are greater than spherical jet diameters 0.5mm-5mm, and the upper ball base is cylindric, lower surface wheel
Exterior feature is the episphere hollowed out, and the diameter of the episphere is slightly larger than the diameter 0.5mm-3mm of spherical spray head.
Further technical characteristic of the invention is that the spherical shape spray head material is metallic copper, glass or polytetrafluoroethylene (PTFE)
One of.
Further technical characteristic of the invention is that the resultant yarn triangle rosette is by driving motor group driving belt band
Dynamic rotation, and revolving speed speed adjustable range is 0r/min-150r/min.
A kind of spherical application method to spurt brush type mass nano fibre yarn wire processing device, including following step
It is rapid:
(a) catheter is passed through and connects spinning solution reservoir for fluid passage by the high polymeric solution being added in spinning solution reservoir
Bottle and brush liquid bath；
(b) second wedge groove of the mounting base of the first wedge groove two sides ontology on nanometer yarn device pedestal is adjusted respectively
Position；
(c) height of the metal ring of the first wedge groove two sides ontology on cylindrical seat is adjusted respectively, makes its top and ball
The distance from top of shape spray head is fixed value；
(d) position of first wedge groove of the yarn seat on pedestal is adjusted；
(e) height for adjusting rosette seat adjusts the height for drawing yarn hole seat, meanwhile, horizontal movable base is adjusted, spherical shape is made
Spray head, rosette seat, to draw the triangular spatial position in yarn hole corresponding；
(f) silicone oil is added in oil bath, and is heated to the temperature of setting with thermal station；
(g) catheter intermediate switch is opened, the main valve of gas cylinder is opened, pressure reducing valve is adjusted and piston is pushed to make high polymeric solution
It is flowed slowly into brush liquid bath by catheter, so that high polymeric solution is present in brush liquid bath with a certain amount of；
(h) driving motor group is opened, spherical spray head rotation is driven by transmission shaft, keeps high polymeric solution equal with certain thickness
It is even to be covered in spherical nozzle surface；
(i) positive and negative electrode of high pressure generator is connect with the metal ring on the first wedge groove two sides ontology respectively；
(j) power supply for opening high pressure generator, adjusts voltage knob, and the cathode voltage of high pressure generator is respectively set and bears
Pole tension, after being slowly increased voltage to predetermined value, multiple jets will occur in the upper surface of two sides spherical shape spray head, and the jet stream of two sides exists
During flying to resultant yarn triangle rosette, jet stream is stretched, solvent volatilization, and high polymer solidification forms nanofibres deposit
On resultant yarn triangle rosette；
(k) the driving driving motor group for opening resultant yarn triangle rosette drives the rotation of resultant yarn triangle rosette；
(l) it is drawn from resultant yarn triangle rosette center by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn
Triangle rosette twists bundles of nanofibers, forms nano-fibre yams；
(m) nano-fibre yams of extraction are passed through and draws yarn hole, wound and collect through conveying roller to tube.
Beneficial effect
The beneficial effects of the present invention are:
1, automatically supplying for high polymeric solution can be realized using pressure communication device liquid-supplying system, it is simple and easy, easy to operate；
2, spherical brush spinneret system avoids general needle-free spray head because free surface goes out during electrostatic spinning greatly
The readily volatilized problem of existing solution solvent to be spun avoids needle-free spray head free surface spinning solution solvent and volatilizees and concentration wave
Dynamic problem, so that the influence that concentration of dope variation to be spun is wide to spun distribution of fiber diameters in spray head free surface is avoided,
Spinning quality is improved, while also improving the service efficiency of solution；
3, it is very thin that free surface is formed at the brush spinneret structure spherical surface spray head of ball shape rotary, the mistake of spinning solution on rotating brush
Cheng Zhong, solution i.e. for i.e. spin, can comprehensive placement spinning in three dimensions, be conducive to the controllable boundling of nanofiber and resultant yarn；
4, the drop point and deposition radius of nanofiber can be regulated and controled by separating electrical field control system, and then controllable nano is fine
Tie up boundling and resultant yarn；
5, two groups of spherical shape spray head placed opposites, it is very big that a large amount of nanofibres deposits form twist triangle zone on rosette
Ground improves the speed of production of nano-fibre yams, realizes the quick serialization preparation of nano-fibre yams.
Detailed description of the invention
Fig. 1 is feed flow of the present invention and electrostatic spinning partial schematic diagram.
Fig. 2 is electrostatic spinning of the present invention and nanofiber resultant yarn partial schematic diagram.
Fig. 3 is Fig. 2 main view.
Fig. 4 is Fig. 2 left view.
Fig. 5 is Fig. 2 top view.
Specific embodiment
Present invention will be further explained below with reference to specific examples.It should be understood that these embodiments are merely to illustrate the present invention
Rather than it limits the scope of the invention.In addition, it should also be understood that, after reading the content taught by the present invention, those skilled in the art
Member can make various changes or modifications the present invention, and such equivalent forms equally fall within the application the appended claims and limited
Range.
Embodiment 1
As shown in Figures 1 to 5, a kind of spherical shape is to spurt brush type mass nano fibre yarn wire processing device, including ontology 23
With pedestal 6, wherein being equipped with the wedge groove 1,5 of right-angled intersection among the pedestal 6, the ontology 23 is right along the first wedge groove 1
Claim to be arranged on the second wedge groove 5, the ontology 23 includes liquid-supplying system, separation electrical field control system, spherical brush spinneret system
System, nano-fibre yams resultant yarn system and nano-fibre yams collection system, the liquid-supplying system include gas cylinder 30, spinning solution storage
Liquid bottle 34, oil bath 36 and catheter 37, in the oil bath 36 that the spinning solution reservoir 34 is arranged in, the spinning solution reservoir
Bottle 34 forms linker structure with catheter 37 to brush liquid bath 21, and the spinning solution reservoir 34 is connected by tracheae 25 and gas cylinder 30
It connects, is successively arranged main valve 29 and pressure reducing valve 28 on the tracheae 25, at gas cylinder 30, the separation electrical field control system includes
The second wedge groove 5 of pedestal 6 is arranged in high pressure generator 4, metal ring 14, cylindrical seat 13 and support 39, the mounting base 7
On, the mounting base 7, for fluid passage 9, is used for across catheter 37, the setting of support 39 exists equipped with corresponding with brush liquid bath 21
In mounting base 7, the cylindrical seat 13 is arranged on support 39, and the metal ring 14 is sleeved on cylindrical seat 13, the high pressure
The positive and negative anodes of raw device 4 are connect with the metal ring 14 on two sides ontology 23 on pedestal 6 respectively, the brush spinneret system packet of spherical shape
Spherical spray head 12, lower ball base 26, upper ball base 27, transmission shaft 15 and driving motor group 20 are included, the lower ball base 26 is arranged in cylinder
13 upper ends of seat are equipped with half ball groove that diameter is greater than 12 diameter of spherical spray head among the lower ball base 26, the upper ball base 27
Upper plane is equal with the spherical centre of sphere of spray head 12, and the upper ball base 27 is mounted on lower ball base 26, and the spherical shape spray head 12 is arranged
Brush liquid bath 21 is formed between upper ball base 27 and lower ball base 26 and between lower ball base 26, the driving motor group 20 passes through biography
Moving axis 15 is connect with spherical spray head 12, and driving motor group 20 drives spherical spray head 12 to rotate by transmission shaft 15, the nanometer
Fiber yarn resultant yarn system includes rosette seat 19, resultant yarn triangle rosette 16, draws yarn hole seat 10,22 and of horizontal movable base
Yarn seat 8, the yarn seat 8 are arranged on the first wedge groove 1, among two ontologies 23, and the rosette seat 19 is set by cushion block
It sets on yarn seat 8, the resultant yarn triangle rosette 16 is mounted on rosette seat 19 by rotary shaft 17, and rotary shaft 17
It is driven and is rotated by belt, the horizontal movable base 22 is arranged on yarn seat 8, and 22 upper end of horizontal movable base is equipped with vertically draws
Yarn hole seat 10, it is described draw 10 side of yarn hole seat and be equipped with corresponding with resultant yarn triangle rosette 16 draw yarn hole 11, the Nanowire
Dimension yarn collection system includes roller 18 and tube 24, the roller 18 and tube 24 be successively set on draw 10 outside of yarn hole seat,
8 upper end of yarn seat.
The spinning solution reservoir 34, catheter 37, cylindrical seat 13, lower ball base 26, upper ball base 27, transmission shaft 15 and oil bath
36 material of slot is polytetrafluoroethylene material, and the oil bath 36 is provided with silicone oil 32, is heated to required temperature by thermal station.
It is equipped with vertical plate inside the spinning solution reservoir 34, is set between 34 side wall of the vertical plate and spinning solution reservoir
There is piston 31,31 upper end of piston is connect with tracheae 25.
37 diameter of catheter is 2mm-10mm, length 500mm-1200mm, is equipped with and opens among the catheter 37
35 are closed, is flowed freely for controlling high polymeric solution 33 from spinning solution reservoir 34 to brush liquid bath.
14 material of metal ring is metallic copper material, diameter 50mm-300mm, and 14 sets of metal ring in cylinder
13 part uniform wall thickness are 1mm-20mm, are highly 50mm-200mm seat, and the metal ring 14 is higher by 13 part of wall of cylindrical seat
Longitudinal section be that triangle, wall thickness are narrowed to vertex 0 on triangle from 1mm-20mm and have 0 ° -80 ° of inclination angle, height outward
For 10mm-20mm.
The lower ball base 26 is that cylindric, upper surface profile is the lower semisphere hollowed out, and the diameter of the lower semisphere is big
In spherical 12 diameter 0.5mm-5mm of spray head, the upper ball base 27 is that cylindric, following table facial contour is the episphere hollowed out,
The diameter of the episphere is slightly larger than the diameter 0.5mm-3mm of spherical spray head.
Spherical shape 12 material of spray head is one of metallic copper, glass or polytetrafluoroethylene (PTFE), and the spherical shape spray head is ball
Body, diameter 10mm-300mm, the spherical shape spray head are processed using a variety of different roughness, and the revolving speed of the spherical shape spray head is by passing
Dynamic motor group 20 is adjusted, adjustable range 0r/min-200r/min.
The resultant yarn triangle rosette material is stainless steel, and cylindric, diameter 40mm-400mm is highly 5mm-
15mm, the resultant yarn triangle rosette 16 is driven by 20 driving belt of driving motor group to be rotated, and revolving speed speed adjustable range is 0r/
Min-150r/min, the resultant yarn triangle rosette are mounted on rosette seat, and the height of rosette seat is adjustable, described
Resultant yarn triangle rosette reply nanofiber pure yarn and nanofiber covering yarn are designed as two kinds of easily changeable disks, and one
It is non-porous among kind, another intermediate long hole for having 4mm-10mm.
The cylindrical seat diameter is 50mm-300mm, axially hollow, and hollow space diameter is 20mm-50mm, is highly
150mm-300mm, cylindrical seat top centre of sphere height distance range relatively is 0mm-100mm.
The yarn hole of drawing is hollow cylindrical, and diameter 4mm-10mm, wall thickness 4mm-6mm are highly 50mm-120mm, described
Draw yarn hole and be mounted on and draw in yarn hole seat, it is adjustable to draw yarn hole seat height.
The roller is the delivery roller of nano-fibre yams, and bottom roll is roller, and top roller is annular knurl roller, the gold
Belong to disc seat, draw yarn hole seat and be installed on yarn seat, resultant yarn triangle rosette and the position activity for drawing yarn hole, relative distance can
It adjusts.
Two groups of seat of the electrostatic spinning of spherical shape, is mounted on nanometer yarn device pedestal, and two groups of spray heads are opposite to be installed.It is spherical
Electrostatic spinning seat and pedestal have matched slot structure, and position movable can adjust and fix.
A kind of spherical application method to spurt brush type mass nano fibre yarn wire processing device, including following step
It is rapid:
1, catheter 37 is passed through and connects spinning for fluid passage 9 by the high polymeric solution 33 being added in spinning solution reservoir 34
Liquid reservoir 34 and brush liquid bath 21；
2, second wedge of the mounting base 7 of 1 two sides ontology 23 of the first wedge groove on nanometer yarn device pedestal 6 is adjusted respectively
The position of shape slot 5；
3, height of the metal ring 14 of 1 two sides ontology 23 of the first wedge groove on cylindrical seat 13 is adjusted respectively, makes its top
The distance from top of portion and spherical spray head is fixed value；
4, the position of first wedge groove 1 of the yarn seat 8 on pedestal 6 is adjusted；
5, the height of rosette seat 19 is adjusted, the height for drawing yarn hole seat 10 is adjusted, meanwhile, horizontal movable base 22 is adjusted,
Make that spherical spray head 12, rosette seat 19, to draw the triangular spatial position in yarn hole 11 corresponding；
6, silicone oil 32 is added in oil bath 36, and is heated to the temperature of setting with thermal station；
7,37 intermediate switch 35 of catheter is opened, the main valve 29 of gas cylinder 30 is opened, pressure reducing valve 28 is adjusted and piston 31 is pushed to make
It obtains high polymeric solution 33 to flow slowly into brush liquid bath 21 by catheter 37, so that high polymeric solution 33 is present in brush with a certain amount of
In liquid bath 21；
8, driving motor group 20 is opened, drives spherical spray head 12 to rotate by transmission shaft 15, makes high polymeric solution with certain
Thickness uniform fold is in spherical nozzle surface；
9, the positive and negative electrode of high pressure generator 4 is connected with the metal ring 14 on 1 two sides ontology 23 of the first wedge groove respectively
It connects；
10, the power supply 2 of high pressure generator 4 is opened, voltage knob 3 is adjusted, the cathode voltage of high pressure generator 4 is respectively set
And cathode voltage, after being slowly increased voltage to predetermined value, multiple jets 38 will occur in the upper surface of two sides spherical shape spray head, two sides
During flying to resultant yarn triangle rosette 16, jet stream 38 is stretched jet stream 38, solvent volatilization, and high polymer solidification is formed
Nanofibres deposit is 16 on resultant yarn triangle rosette；
11, the driving driving motor group 20 of resultant yarn triangle rosette 16 is opened, resultant yarn triangle rosette 16 is driven to revolve
Turn；
12, it is drawn from 16 center of resultant yarn triangle rosette by bundles of nanofibers, forms the twist triangle zone of cone, at
Yarn triangle rosette 16 twists bundles of nanofibers, forms nano-fibre yams；
13, the nano-fibre yams of extraction are passed through and draws yarn hole 11, wound and collect through conveying roller 18 to tube 24.
Embodiment 1
Nanometer is prepared using polyacrylonitrile (PAN) and N-N dimethylformamide (DMF) prepared high polymeric solution below
Fiber.The mass fraction for preparing PAN high polymeric solution is 12%.Configured PAN/DMF high polymeric solution is infused in spinning
In liquid reservoir 34, is passed through with catheter 37 and connect reservoir 34 and brush liquid bath 21 for fluid passage 9；Two sides spherical brush is adjusted respectively
The mounting base 7 of formula device for spinning 23 position of second wedge groove 5 on nanometer yarn device pedestal 6 makes the distance of two mounting bases
For 20cm；Adjust respectively height of the metal ring 14 of two spherical device for spinning on cylindrical seat 13 make at the top of it with spherical spray head
12 distance from top is 40mm；Adjust the position of first wedge groove 1 on nanometer yarn device pedestal 6 of yarn seat 8；Adjust round metal
The height of disk seat 19 adjusts the height for drawing yarn hole seat 10, and yarn hole horizontal Mobile base 22 is drawn in adjusting, determines spherical shape spray head 12, resultant yarn
Triangle rosette 16 draws the triangular relative space position in yarn hole 11, so that resultant yarn triangle rosette, drawing the axle center in yarn hole
With spherical spray head spherical shape in same level；Silicone oil 32 is added in oil bath 36, and is heated to 30 DEG C with thermal station；Opening is led
37 intermediate switch 35 of liquid pipe opens the main valve 29 of gas cylinder 30, adjusts pressure reducing valve 28 and pushes piston 31 that high polymeric solution 33 is passed through
It crosses catheter 37 to flow slowly into brush liquid bath 21, so that high polymeric solution 33 is present in brush liquid bath 21 with a certain amount of；It opens and passes
Dynamic motor group 20 drives spherical spray head 12 to rotate with the revolving speed of 10r/min by transmission shaft 15.High polymeric solution 33 is with certain thick
Uniform fold is spent in spherical nozzle surface；Above step is respectively to the spherical shape of spherical brush rotation nano fibre yarn line apparatus two sides
Brush electrostatic spinning apparatus is operated.The metal ring of side spherical shape device for spinning is connected with 4 anode of high pressure generator, separately
The metal ring of side spherical shape device for spinning is connected with 4 cathode of high pressure generator.The power supply 2 of high pressure generator 4 is opened, electricity is adjusted
Knob 3 is pressed, the cathode voltage 30KV and cathode voltage -30KV of high pressure generator is respectively set.Voltage is slowly increased to setting value
Afterwards, multiple jets 38 will occur in the upper surface of two sides spherical shape spray head 12, and the jet stream 38 of two sides is flying to resultant yarn triangle rosette
During 16, jet stream 38 is stretched, solvent volatilization, and high polymer solidification forms nanofibres deposit in resultant yarn triangle round metal
On disk 16；The driving driving motor group 20 for opening resultant yarn triangle rosette 16 drives rotary shaft 17 with 30r/min by belt
Revolving speed rotation；It is drawn from disc centre by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn triangle rosette pair
Bundles of nanofibers is twisted, and nano-fibre yams are formed；The nano-fibre yams of extraction are passed through and draw yarn hole 11, through conveying sieve
It draws 39 to wind to tube 40 to collect.
Embodiment 2
Nanometer is prepared using polyacrylonitrile (PAN) and N-N dimethylformamide (DMF) prepared high polymeric solution below
Fiber.The mass fraction for preparing PAN high polymeric solution is 10%.Configured PAN/DMF high polymeric solution is infused in reservoir
In bottle 34, is passed through with catheter 37 and connect reservoir 34 and brush liquid bath 21 for fluid passage 9；The spherical brush spinning in two sides is adjusted respectively
The mounting base 7 of device 23 position of second wedge groove 5 on nanometer yarn device pedestal 6 makes the distances of two mounting bases to be
20cm；Adjust respectively height of the metal ring 14 of two spherical device for spinning on cylindrical seat 13 make at the top of it with spherical spray head 12
Distance from top be 40mm；Adjust the position of first wedge groove 1 on nanometer yarn device pedestal 6 of yarn seat 8；Adjust rosette
The height of seat 19 adjusts the height for drawing yarn hole seat 10, and yarn hole horizontal Mobile base 22 is drawn in adjusting, determines spherical shape spray head 12, resultant yarn three
Angle rosette 16 draws the triangular relative space position in yarn hole 11 so that resultant yarn triangle rosette, draw the axle center in yarn hole with
Spherical spray head spherical shape is in same level；Silicone oil 32 is added in oil bath 36, and is heated to 40 DEG C with thermal station；Open drain
37 intermediate switch 35 of pipe opens the main valve 29 of gas cylinder 30, adjusts pressure reducing valve 28 and pushes piston 31 that high polymeric solution 33 is passed through
Catheter 37 flows slowly into brush liquid bath 21, so that high polymeric solution 33 is present in brush liquid bath 21 with a certain amount of；Open transmission
Motor group 20 drives spherical spray head 12 to rotate with the revolving speed of 10r/min by transmission shaft 15.High polymeric solution 33 is with certain thickness
Uniform fold is in spherical nozzle surface；Above step is respectively to the spherical brush of spherical brush rotation nano fibre yarn line apparatus two sides
Formula electrostatic spinning apparatus is operated.The metal ring of side spherical shape device for spinning is connected with 4 anode of high pressure generator, it is another
The metal ring of side spherical shape device for spinning is connected with 4 cathode of high pressure generator.The power supply 2 of high pressure generator 4 is opened, voltage is adjusted
The cathode voltage 30KV and cathode voltage -30KV of high pressure generator is respectively set in knob 3.After being slowly increased voltage to setting value,
Multiple jets 38 will occur in the upper surface of two sides spherical shape spray head 12, and the jet stream 38 of two sides is flying to resultant yarn triangle rosette 16
In the process, jet stream 38 is stretched, solvent volatilization, and high polymer solidification forms nanofibres deposit in resultant yarn triangle rosette 16
On；The driving driving motor group for opening resultant yarn triangle rosette 16 drives rotary shaft 17 with the rotation of 30r/min revolving speed by belt
Turn；It is drawn from disc centre by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn triangle rosette is to Nanowire
Shu Jinhang twisting is tieed up, nano-fibre yams are formed；By the nano-fibre yams of extraction pass through draw yarn hole 11, through conveying roller 39 to
The winding of tube 40 is collected.
Embodiment 3
Nanometer is prepared using polyacrylonitrile (PAN) and N-N dimethylformamide (DMF) prepared high polymeric solution below
Fiber.The mass fraction for preparing PAN high polymeric solution is 12%.Configured PAN/DMF high polymeric solution is infused in reservoir
In bottle 34, is passed through with catheter 37 and connect reservoir 34 and brush liquid bath 21 for fluid passage 9；The spherical brush spinning in two sides is adjusted respectively
The mounting base 7 of device 23 position of second wedge groove 5 on nanometer yarn device pedestal 6 makes the distances of two mounting bases to be
20cm；Adjust respectively height of the metal ring 14 of two spherical device for spinning on cylindrical seat 13 make at the top of it with spherical spray head 12
Distance from top be 40mm；Adjust the position of first wedge groove 1 on nanometer yarn device pedestal 6 of yarn seat 8；Adjust rosette
The height of seat 19 adjusts the height for drawing yarn hole seat 10, and yarn hole horizontal Mobile base 22 is drawn in adjusting, determines spherical shape spray head 12, resultant yarn three
Angle rosette 16 draws the triangular relative space position in yarn hole 11 so that resultant yarn triangle rosette, draw the axle center in yarn hole with
Spherical spray head spherical shape is in same level；Silicone oil 32 is added in oil bath 36, and is heated to 30 DEG C with thermal station；Open drain
37 intermediate switch 35 of pipe opens the main valve 29 of gas cylinder 30, adjusts pressure reducing valve 28 and pushes piston 31 that high polymeric solution 33 is passed through
Catheter 37 flows slowly into brush liquid bath 21, so that high polymeric solution 33 is present in brush liquid bath 21 with a certain amount of；Open transmission
Motor group 20 drives spherical spray head 12 to rotate with the revolving speed of 10r/min by transmission shaft 15.High polymeric solution 33 is with certain thickness
Uniform fold is in spherical nozzle surface；Above step is respectively to the spherical brush of spherical brush rotation nano fibre yarn line apparatus two sides
Formula electrostatic spinning apparatus is operated.The metal ring of side spherical shape device for spinning is connected with 4 anode of high pressure generator, it is another
The metal ring of side spherical shape device for spinning is connected with 4 cathode of high pressure generator.The power supply 2 of high pressure generator 4 is opened, voltage is adjusted
The cathode voltage 40KV and cathode voltage -40KV of high pressure generator is respectively set in knob 3.After being slowly increased voltage to setting value,
Multiple jets 38 will occur in the upper surface of two sides spherical shape spray head 12, and the jet stream 38 of two sides is flying to resultant yarn triangle rosette 16
In the process, jet stream 38 is stretched, solvent volatilization, and high polymer solidification forms nanofibres deposit in resultant yarn triangle rosette 16
On；The driving driving motor group for opening resultant yarn triangle rosette 16 drives rotary shaft 17 with the rotation of 30r/min revolving speed by belt
Turn；It is drawn from disc centre by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn triangle rosette is to Nanowire
Shu Jinhang twisting is tieed up, nano-fibre yams are formed；By the nano-fibre yams of extraction pass through draw yarn hole 11, through conveying roller 39 to
The winding of tube 40 is collected.
Embodiment 4
Nanometer is prepared using polyacrylonitrile (PAN) and N-N dimethylformamide (DMF) prepared high polymeric solution below
Fiber.The mass fraction for preparing PAN high polymeric solution is 12%.Configured PAN/DMF high polymeric solution is infused in reservoir
In bottle 34, is passed through with catheter 37 and connect reservoir 34 and brush liquid bath 21 for fluid passage 9；The spherical brush spinning in two sides is adjusted respectively
The mounting base 7 of device 23 position of second wedge groove 5 on nanometer yarn device pedestal 6 makes the distances of two mounting bases to be
20cm；Adjust respectively height of the metal ring 14 of two spherical device for spinning on cylindrical seat 13 make at the top of it with spherical spray head 12
Distance from top be 40mm；Adjust the position of first wedge groove 1 on nanometer yarn device pedestal 6 of yarn seat 8；Adjust rosette
The height of seat 19 adjusts the height for drawing yarn hole seat 10, and yarn hole horizontal Mobile base 22 is drawn in adjusting, determines spherical shape spray head 12, resultant yarn three
Angle rosette 16 draws the triangular relative space position in yarn hole 11 so that resultant yarn triangle rosette, draw the axle center in yarn hole with
Spherical spray head spherical shape is in same level；Silicone oil 32 is added in oil bath 36, and is heated to 40 DEG C with thermal station；Open drain
37 intermediate switch 35 of pipe opens the main valve 29 of gas cylinder 30, adjusts pressure reducing valve 28 and pushes piston 31 that high polymeric solution 33 is passed through
Catheter 37 flows slowly into brush liquid bath 21, so that high polymeric solution 33 is present in brush liquid bath 21 with a certain amount of；Open transmission
Motor group 20 drives spherical spray head 12 to rotate with the revolving speed of 15r/min by transmission shaft 15.High polymeric solution 33 is with certain thickness
Uniform fold is in spherical nozzle surface；Above step is respectively to the spherical brush of spherical brush rotation nano fibre yarn line apparatus two sides
Formula electrostatic spinning apparatus is operated.The metal ring of side spherical shape device for spinning is connected with 4 anode of high pressure generator, it is another
The metal ring of side spherical shape device for spinning is connected with 4 cathode of high pressure generator.The power supply 2 of high pressure generator 4 is opened, voltage is adjusted
The cathode voltage 30KV and cathode voltage -30KV of high pressure generator is respectively set in knob 3.After being slowly increased voltage to setting value,
Multiple jets 38 will occur in the upper surface of two sides spherical shape spray head 12, and the jet stream 38 of two sides is flying to resultant yarn triangle rosette 16
In the process, jet stream 38 is stretched, solvent volatilization, and high polymer solidification forms nanofibres deposit in resultant yarn triangle rosette 16
On；The driving driving motor group for opening resultant yarn triangle rosette 16 drives rotary shaft 17 with the rotation of 40r/min revolving speed by belt
Turn；It is drawn from disc centre by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn triangle rosette is to Nanowire
Shu Jinhang twisting is tieed up, nano-fibre yams are formed；By the nano-fibre yams of extraction pass through draw yarn hole 11, through conveying roller 39 to
The winding of tube 40 is collected.
Claims (10)
1. a kind of spherical shape is to spurt brush type mass nano fibre yarn wire processing device, including ontology (23) and pedestal (6), feature
It is: is equipped with the wedge groove (1,5) of right-angled intersection among the pedestal (6), the ontology (23) is right along the first wedge groove (1)
Claim to be arranged on the second wedge groove (5), the ontology (23) includes liquid-supplying system, separation electrical field control system, spherical brush spray
Silk system, nano-fibre yams resultant yarn system and nano-fibre yams collection system, the liquid-supplying system include gas cylinder (30), spin
Silk liquid reservoir (34), oil bath (36) and catheter (37), spinning solution reservoir (34) setting is interior in oil bath (36),
The spinning solution reservoir (34) and catheter (37) to brush liquid bath (21) form linker structure, the spinning solution reservoir
(34) it is connect by tracheae (25) with gas cylinder (30), is successively arranged main valve (29) on the tracheae (25), at gas cylinder (30)
With pressure reducing valve (28), the separation electrical field control system include high pressure generator (4), metal ring (14), cylindrical seat (13) and
The second wedge groove (5) of support (39), the pedestal (6) is equipped with mounting base (7), and the mounting base (7) is equipped with and brush liquid
Slot (21) is corresponding for fluid passage (9), for across catheter (37), the support (39) to be arranged on mounting base (7), the circle
Column base (13) is arranged on support (39), and the metal ring (14) is sleeved on cylindrical seat (13), the high pressure generator (4)
Positive and negative anodes connect respectively with the metal ring (14) on two sides ontology (23) on pedestal (6), the brush spinneret system of spherical shape
Including spherical spray head (12), lower ball base (26), upper ball base (27), transmission shaft (15) and driving motor group (20), the lower ball base
(26) setting is equipped with the hemisphere that diameter is greater than spherical spray head (12) diameter among cylindrical seat (13) upper end, the lower ball base (26)
Slot, the upper plane of the upper ball base (27) is equal with the centre of sphere of spherical spray head (12), and the upper ball base (27) is mounted on lower ball base
(26) on, the shape between upper ball base (27) and lower ball base (26) and between lower ball base (26) is arranged in the spherical shape spray head (12)
At brush liquid bath (21), the driving motor group (20) is connect by transmission shaft (15) with spherical spray head (12), and driving motor group
(20) spherical spray head (12) is driven to rotate by transmission shaft (15), the nano-fibre yams resultant yarn system includes rosette seat
(19), resultant yarn triangle rosette (16), draw yarn hole seat (10), horizontal movable base (22) and yarn seat (8), the yarn seat (8) sets
It sets on the first wedge groove (1), among two ontologies (23), the rosette seat (19) is arranged by cushion block in yarn seat (8)
On, the resultant yarn triangle rosette (16) is mounted on rosette seat (19) by rotary shaft (17), and rotary shaft (17)
It is driven and is rotated by belt, the horizontal movable base (22) is arranged on yarn seat (8), and horizontal movable base (22) upper end is vertical
Equipped with drawing yarn hole seat (10), it is described draw yarn hole seat (10) side and be equipped with corresponding with resultant yarn triangle rosette (16) draw yarn hole
(11), the nano-fibre yams collection system includes roller (18) and tube (24), the roller (18) and tube (24) according to
Yarn hole seat (10) outside, yarn seat (8) upper end are being drawn in secondary setting.
2. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: the spinning solution reservoir (34), catheter (37), cylindrical seat (13), lower ball base (26), upper ball base (27), transmission shaft
(15) and oil bath (36) material is polytetrafluoroethylene material.
3. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: the oil bath (36) is provided with silicone oil (32).
4. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: it is equipped with vertical plate inside the spinning solution reservoir (34), is set between the vertical plate and spinning solution reservoir (34) side wall
Have piston (31), piston (31) upper end is connect with tracheae (25).
5. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: catheter (37) diameter be 2mm-10mm, length 500mm-1200mm, be equipped with switch among the catheter (37)
(35), it is flowed freely for controlling high polymeric solution (33) from spinning solution reservoir (34) to brush liquid bath (21).
6. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: metal ring (14) material is metallic copper material, diameter 50mm-300mm, and metal ring (14) is covered in cylindrical seat
(13) part uniform wall thickness is 1mm-20mm, is highly 50mm-200mm, and the metal ring (14) is higher by cylindrical seat (13) portion
The longitudinal section of bulkhead be triangle, wall thickness be narrowed to vertex 0 on triangle from 1mm-20mm and have outward 0 ° -80 ° of inclination angle,
Height is 10mm-20mm.
7. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: the lower ball base (26) is that cylindric, upper surface profile is the lower semisphere hollowed out, and the diameter of the lower semisphere is greater than ball
Shape spray head (12) diameter 0.5mm-5mm, the upper ball base (27) are that cylindric, following table facial contour is the episphere hollowed out,
The diameter of the episphere is slightly larger than the diameter 0.5mm-3mm of spherical spray head.
8. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: spherical shape spray head (12) material is one of metallic copper, glass or polytetrafluoroethylene (PTFE).
9. a kind of spherical shape according to claim 1 is to spurt brush type mass nano fibre yarn wire processing device, feature exists
In: the resultant yarn triangle rosette (16) is driven by driving motor group (20) driving belt to rotate, and revolving speed speed adjustable range is
0r/min-150r/min。
10. a kind of a kind of spherical shape according to claim 1 makes spurt brush type mass nano fibre yarn wire processing device
With method, it is characterised in that: the following steps are included:
(a) catheter (37) are passed through and are connected for fluid passage (9) by the high polymeric solution (33) being added in spinning solution reservoir (34)
Spinning solution reservoir (34) and brush liquid bath (21)；
(b) second wedge groove (5) of the mounting base (7) of the first wedge groove (1) two sides ontology (23) on pedestal (6) is adjusted respectively
Position；
(c) height of the metal ring (14) of the first wedge groove (1) two sides ontology (23) on cylindrical seat (13) is adjusted respectively, is made
The distance from top of its top and spherical spray head is fixed value；
(d) position of the first wedge groove (1) of yarn seat (8) on pedestal (6) is adjusted；
(e) height for adjusting rosette seat (19) adjusts the height for drawing yarn hole seat (10), meanwhile, adjust horizontal movable base
(22), make that spherical spray head (12), rosette seat (19), to draw yarn hole (11) triangular spatial position corresponding；
(f) silicone oil (32) are added in oil bath (36), and are heated to the temperature of setting with thermal station；
(g) it opens and is set to the intermediate switch (35) of catheter (37), open the main valve (29) of gas cylinder (30), adjust pressure reducing valve
(28) push piston (31) that high polymeric solution (33) are flowed slowly into brush liquid bath (21) by catheter (37), so that high poly-
Object solution (33) is present in brush liquid bath (21) with a certain amount of；
(h) driving motor group (20) are opened, drives spherical spray head (12) to rotate by transmission shaft (15), makes high polymeric solution with one
Thickness uniform fold is determined in spherical nozzle surface；
(i) by the positive and negative electrode of high pressure generator (4) respectively with the metal ring on the first wedge groove (1) two sides ontology (23)
(14) it connects；
(j) power supply (2) for opening high pressure generator (4), adjusts voltage knob (3), the anode of high pressure generator (4) is respectively set
Voltage and cathode voltage, after being slowly increased voltage to predetermined value, multiple jets (38) will occur in the upper surface of two sides spherical shape spray head,
During flying to resultant yarn triangle rosette (16), jet stream (38) is stretched the jet stream (38) of two sides, solvent volatilization, Gao Ju
Object solidification forms nanofibres deposit on resultant yarn triangle rosette (16)；
(k) the driving driving motor group (20) for opening resultant yarn triangle rosette (16), drives resultant yarn triangle rosette (16)
Rotation；
(l) it is drawn from resultant yarn triangle rosette (16) center by bundles of nanofibers, forms the twist triangle zone of cone, resultant yarn
Triangle rosette (16) twists bundles of nanofibers, forms nano-fibre yams；
(m) nano-fibre yams of extraction are passed through and draws yarn hole (11), collected through conveying roller (18) to tube (24) winding.
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| CN108588859B (en) * | 2018-04-24 | 2020-12-18 | 东华大学 | Preparation device and method of self-supporting three-dimensional structure submicron fiber bead composite membrane |
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