CN106521722B - A kind of mixed fibre device - Google Patents
A kind of mixed fibre device Download PDFInfo
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- CN106521722B CN106521722B CN201510587586.0A CN201510587586A CN106521722B CN 106521722 B CN106521722 B CN 106521722B CN 201510587586 A CN201510587586 A CN 201510587586A CN 106521722 B CN106521722 B CN 106521722B
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- spinning
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- fine device
- storage bin
- spinning solution
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- 239000000835 fiber Substances 0.000 title abstract description 31
- 239000012783 reinforcing fiber Substances 0.000 claims abstract description 25
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 23
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 22
- 238000010041 electrostatic spinning Methods 0.000 claims abstract description 16
- 239000002121 nanofiber Substances 0.000 claims abstract description 11
- 238000009987 spinning Methods 0.000 claims description 52
- 238000003860 storage Methods 0.000 claims description 19
- 238000002156 mixing Methods 0.000 claims description 11
- 239000002131 composite material Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 238000010924 continuous production Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 3
- 230000005686 electrostatic field Effects 0.000 claims description 3
- 238000002074 melt spinning Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 230000003068 static effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 17
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical group OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 abstract 1
- 238000007598 dipping method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The application provides a kind of mixed fine device, which includes creel, parallel yarn device, electrostatic spinning system；It is theed improvement is that: mixed fibre process is completed by electrostatic spinning mode, realizes the mixed yarn of micron order reinforcing fiber and nanoscale thermoplastic fibre.Compared with the prior art, provided by the present application to mix fine device for reinforcing fiber and thermoplastic nanofibers fiber, structure is simple, convenient for operation, greatly improves the mixed fine efficiency of thermoplastic nanofibers fiber and reinforcing fiber.
Description
Technical field
The present invention relates to a kind of mixing arrangements, specifically, are related to a kind of mixed fibre device.
Background technique
Fiber reinforced thermolplastic composite material has many advantages, such as excellent tenacity, can be recycled, and receives significant attention.Thermoplastic
The melt viscosity of property resin is big, generally more than 100Pas, it is difficult to wetting fibre.Therefore, leaching of the resin matrix to fiber is solved
Profit is to expand the premise of thermoplastic composite application.
The mixed fiber yarn technology that thermoplastic fiber and reinforcing fiber are combineeed to dry-mixed pre-preg at present is to solve above-mentioned modeling
Expect a kind of effective way impregnated to reinforcing fiber.Application No. is 201310324483.6 applications for a patent for invention to disclose one kind
For the blended fabric and preparation method thereof of thermoplastic fibre enhancing composite material, this method utilizes existing textile technology, will
Matrix and reinforcing fiber are mixed to form yarn, then obtain the blended fabric comprising matrix and reinforcing material by weaving process, but
It is disadvantageous in that disclosed method is difficult to realize that the fiber of nanometer grade diameter mixes yarn；Application No. is 201310559548.5 hairs
A kind of method that bright patent application discloses reinforcing fiber and thermoplastic fiber shuffling prepares composite material, this method pass through
Its dipping between reinforcing fiber is realized in the melting of thermoplastic fiber in forming process, which has the disadvantage that system
Standby complex process, and thermoplastic fibre diameter range in the micron-scale, it is suitable with reinforcing fiber diameter, in the melting of thermoplastic fibre
In the process still not enough uniformly to the dipping of reinforcing fiber.
Accordingly, it is desirable to provide a kind of be directed to the insufficient improved technology scheme of the above-mentioned prior art.
Summary of the invention
The purpose of the present invention is overcoming the problems, such as above-mentioned prior art dipping unevenness, production technology complexity etc., one is proposed
Kind mix fine device, structure is simple, be convenient for operate, and can industrial applications, which is to draw electrostatic spinning apparatus
Enter to during mixed yarn, thermoplastic nanofibers fiber and reinforcing fiber mixed into yarn, thermoplastic nanofibers fiber in postorder forming process,
It can be melted in nano-scale range and reinforcing fiber is impregnated, dipping effect will be more efficient, greatly improves forming process
Effect of impregnation of the middle thermoplastic material to reinforcing fiber.
To achieve the above object, the invention adopts the following technical scheme:
One kind mixing fine device, described including creel, the parallel yarn device and electrostatic spinning system that connect with the creel
Parallel yarn device is connect with earthing or grounding means a, the electrostatic spinning system include high-voltage DC power supply, spinning appts, negative plate,
Earthing or grounding means, wherein the high-voltage DC power supply and the spinning appts are connected as device A, the negative plate and the ground connection
Device is connected as device B, also, with described device B to be placed in the parallel yarn device continuous production respectively parallel by described device A
Arrange the two sides up and down of yarn.
Further, described device A includes high-voltage DC power supply positive and negative anodes, connect with the high-voltage DC power supply positive and negative anodes
Electric wire, screw rod, spinning head, spinning solution storage bin, wherein the screw rod is controlled by the screw stroke that is connected on the screw rod
Device speed control, spinning solution storage box body side offer spinning solution inlet, and the spinning solution stores box body bottom
Spinning head is provided on the outside of portion, spinning solution storage bin top of the box is provided with piston plate, also, the piston plate connects
It is connected to the screw rod and the spinning solution storage bin.
Further, the spinning head is made of stainless steel material, and aperture is in 0.5~1.2mm；The spinning solution storage
Case tank wall is made of one of aluminium alloy, polytetrafluoroethylene (PTFE) or ceramic material；The piston planar surface is high temperature resistant silicon rubber
Glue material.
Further, the spinning solution storage bin is built-in with heating device, and the heating device is according to specific spinning item
Part adjusts storage bin temperature, and temperature range is 30 DEG C~550 DEG C.
Further, the screw rod operational speed range 0.1cm/min~5cm/min.
Further, the voltage regulation limits of the high-voltage DC power supply are 5kv~30kv.
Further, fine device is mixed under high voltage electrostatic field, and spinning solution is sprayed by spinning head, forms polymer
Nanofiber.
Further, the quantity of the electrostatic spinning system is greater than 1, can carry out solution-polymerized SBR or melt spinning.
Further, the distance between spinning appts and the negative plate range are 10cm~60cm.
Further, the spinning appts are connected to high-voltage DC power supply anode.
Further, pultrusion speed 0.01m/min~1.5m/min of the mixed fine device to reinforcing fiber.
Further, the mixed fibre can be applied to the molding of thermoplastic composite with device.
Compared with the immediate prior art, technical solution provided by the invention has following excellent effect:
1, technical solution structure provided by the invention is simple, convenient for operation, greatly improves thermoplastic nanofibers fiber and company
The mixed yarn efficiency of continuous reinforcing fiber.
It 2, being capable of continuous production, easy to operate, practical, life on the production line of fiber reinforced thermolplastic composite material
It produces at low cost.
3, technical solution provided by the invention is realized with the method for electrostatic spinning that thermoplastic nanofibers fiber and enhancing is fine
Effective combination of dimension enables nanoscale thermoplastic fibre and the shuffling of micron order reinforcing fiber is efficient and convenient realizes.
4, multiple provided by the present invention for the mixed fiber yarn of the mixed fine device preparation of continuous reinforcing fiber and thermoplastic nanofibers fiber
Condensation material nanoscale molten thermoplastic fiber in forming process, it is easier to penetrate into the gap between reinforcing fiber, and in nanoscale
On reinforcing fiber is impregnated, generated dipping effect is more excellent.
Detailed description of the invention
In order to illustrate more clearly of the technical solution in the present invention, attached drawing needed in the embodiment will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, common for this field
For technical staff, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 mixes the structural schematic diagram of fine device；
Device A structure chart in Fig. 2 electrostatic spinning system；
In figure: 2, high-voltage DC power supply anode；3, screw rod；4, screw stroke controller；5, high-voltage DC power supply anode connects
Line；6, spinning head；7, spinning solution inlet；8, spinning solution storage bin；9, piston plate；10, high-voltage DC power supply negative terminal；
11, reinforcing fiber；12, creel；21, parallel yarn device；22, earthing or grounding means a；31, high-voltage DC power supply；32, spinning appts；
33, negative plate；34, earthing or grounding means.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained, belongs to protection of the present invention
Range.
As shown in Figure 1 according to an embodiment of the invention, providing a kind of mixed fine device, including creel 12 and the yarn
The parallel yarn device 21 and electrostatic spinning system that frame 12 connects, the parallel yarn device 21 is connect with earthing or grounding means a22, described
Electrostatic spinning system includes high-voltage DC power supply 31, spinning appts 32, negative plate 33, earthing or grounding means 34, wherein the high straightening
Galvanic electricity source 31 and the spinning appts 32 are connected as device A, and the negative plate 33 is connected as device B with the earthing or grounding means 34,
Also, described device A and described device B are placed in up and down the two of the 21 continuous production parallel yarn of parallel yarn device respectively
Side.
In addition, in a specific embodiment, the quantity of the electrostatic spinning system is greater than 1, solution-polymerized SBR can be carried out
Or melt spinning, the distance between the spinning appts 32 and the negative plate 33 range are 10cm~60cm, the spinneret dress
Set 32 and be connected to the anode of high-voltage DC power supply 31, the mixed fine device to the pultrusion speed 0.01m/min of reinforcing fiber~
1.5m/min, the mixed fibre can be applied to the molding of thermoplastic composite with device.
Preferably, in another specific embodiment, the spinning head 6 is made of stainless steel material, aperture 0.5~
1.2mm；8 tank wall of spinning solution storage bin is made of one of aluminium alloy, polytetrafluoroethylene (PTFE) or ceramic material；The piston
9 surface of plate is high-temperature-resisting silicon rubber material.
Preferably, in another specific embodiment, the electrostatic spinning system working method is by polymer dope
It is added in spinning solution storage bin 8 by spinning solution inlet 7, spinning solution storage bin 8 is furnished with heating device, can be spun according to specific
Strand part adjusting storage bin temperature, 30 DEG C~550 DEG C of temperature range；High-voltage DC power supply negative terminal 10 is connected with ground line,
High-voltage DC power supply anode 2 is connected with high-voltage DC power supply positive terminal 5, opens high-voltage DC power supply 31, adjusts spinning voltage,
Voltage range 5kv~30kv；Unlatching screw stroke controller 4,3 speed of service of adjusting screw rod, velocity interval 0.1cm/min~
5cm/min；Under high voltage electrostatic field, spinning solution is sprayed by spinning head 6, forms polymer nanofiber.
In order to facilitate understand the present invention in above-mentioned technical proposal, below by way of in specifically used mode in the present invention
Above-mentioned technical proposal is described in detail.
In this specifically used device, process is as follows: firstly, opening electrostatic spinning system, adjusting high-voltage DC power supply 31
Voltage is 20kv, and thermoplastic-polymer solution is added in spinning appts 32, and will be between spinning appts 32 and negative plate 33
Distance be adjusted to 60cm；Secondly, reinforcing fiber 11 after 21 parallel arrangement of parallel yarn device by electrostatic spinning system by being filled
It sets, pultrusion speed 0.05m/min of the device to reinforcing fiber；Furthermore in mixed fibre device operational process, thermoplastic nanofibers are fine
Randomly-oriented shuffling is tieed up in reinforcing fiber yarn, forms nanoscale and micron-sized mixed fiber yarn.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Mind and principle within, any modification, equivalent replacement, improvement and so on, accompanying claims protection scope of the present invention it
It is interior.
Claims (13)
1. one kind mixes fine device, including creel (12), the parallel yarn device (21) and Static Spinning that connect with the creel (12)
Silk system, it is characterised in that the parallel yarn device (21) connect with earthing or grounding means a (22)；
The electrostatic spinning system includes device A and device B, wherein high-voltage DC power supply (31) is connect with spinning appts (32)
For described device A, negative plate (33) and earthing or grounding means (34) are connected as described device B；
The electricity that described device A includes high-voltage DC power supply (31) positive and negative anodes, is connect with the high-voltage DC power supply (31) positive and negative anodes
Line, screw rod (3), spinning head (6) and spinning solution storage bin (8)；
The screw rod (3) is by screw stroke controller (4) speed control for being connected on the screw rod (3)；
Spinning solution storage bin (8) the cabinet side offers spinning solution inlet (7), spinning solution storage bin (8) cabinet
Bottom outside is provided with spinning head (6), and spinning solution storage bin (8) top of the box is provided with piston plate (9)；
The piston plate (9) is connected with the screw rod (3) and the spinning solution storage bin (8)；
Piston plate (9) surface is high-temperature-resisting silicon rubber material.
2. mixing fine device as described in claim 1, which is characterized in that described device A and described device B are placed in institute respectively
State the two sides up and down of parallel yarn device (21) continuous production parallel yarn.
3. mixing fine device as described in claim 1, which is characterized in that the spinning head (6) is made of stainless steel material,
0.5~1.2mm of aperture.
4. as described in claim 1 mix fine device, which is characterized in that spinning solution storage bin (8) tank wall by aluminium alloy,
One of polytetrafluoroethylene (PTFE) or ceramic material are made.
5. mixing fine device as described in claim 1, which is characterized in that the spinning solution storage bin (8) is built-in with and will add
Heating device of the hot temperature range control at 30 DEG C~550 DEG C.
6. as described in claim 1 mix fine device, which is characterized in that screw rod (3) speed of service for 0.1cm/min~
5cm/min。
7. mixing fine device as described in claim 1, which is characterized in that the voltage of the high-voltage DC power supply (31) is adjusted to
5kv~30kv.
8. mixing fine device as described in claim 1, which is characterized in that the quantity of the electrostatic spinning system is greater than 1, carries out
Solution-polymerized SBR or melt spinning.
9. mixing fine device as described in claim 1, which is characterized in that the spinning appts (32) and the negative plate (33)
The distance between be 10cm~60cm.
10. mixing fine device as described in claim 1, which is characterized in that the spinning appts (32) and the high voltage direct current
Power supply (31) anode connection.
11. mixing fine device as described in claim 1, which is characterized in that pultrusion of the mixed fine device to reinforcing fiber
Speed 0.01m/min~1.5m/min.
12. mixing fine device as described in claim 1, which is characterized in that the mixed fine device is made in high-voltage electrostatic field
Under, spinning solution is sprayed by spinning head (6), forms polymer nanofiber.
13. the mixed fine device as described in 1~12 any one of the claims, which is characterized in that the mixed fine dress
Set the molding applied to thermoplastic composite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587586.0A CN106521722B (en) | 2015-09-15 | 2015-09-15 | A kind of mixed fibre device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510587586.0A CN106521722B (en) | 2015-09-15 | 2015-09-15 | A kind of mixed fibre device |
Publications (2)
| Publication Number | Publication Date |
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| CN106521722A CN106521722A (en) | 2017-03-22 |
| CN106521722B true CN106521722B (en) | 2019-02-05 |
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Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5315814A (en) * | 1992-10-26 | 1994-05-31 | China Textile T&R Institute | Compound yarn production apparatus |
| CA2628012C (en) * | 2005-10-17 | 2015-02-03 | The University Of Akron | Hybrid manufacturing platform to produce multifunctional polymeric films |
| CN101312812A (en) * | 2005-10-17 | 2008-11-26 | 阿克伦大学 | Hybrid manufacturing platform to produce multifunctional polymeric films |
| CN101007443B (en) * | 2007-01-26 | 2010-09-01 | 北京化工大学 | Preparation method of nanofiber toughening carbon fiber reinforced composite |
| CN103724813B (en) * | 2012-10-16 | 2018-07-13 | 辽宁辽杰科技有限公司 | Continuous fiber reinforced thermoplastic flame-retardant and anti-static composite material and preparation method |
| CN104275883A (en) * | 2013-07-03 | 2015-01-14 | 合肥杰事杰新材料股份有限公司 | Nanofiber reinforced polylactic acid/polycaprolactone composite material and preparation method thereof |
| CN103341989B (en) * | 2013-07-08 | 2015-07-29 | 上海大学 | The comprehensive Regenerated Bone stent forming System and method for be shaped is printed based on 3D |
| KR101579933B1 (en) * | 2013-08-01 | 2015-12-28 | (주)에프티이앤이 | Melti-nanofiber filter using Electro-Spinning and Electro-blown and its manufacturing method |
| CN203888217U (en) * | 2014-05-12 | 2014-10-22 | 东华大学 | Preparation device of continuous functional carbon fiber reinforced thermoplastic resin matrix prepreg tape |
| CN104723582A (en) * | 2015-03-27 | 2015-06-24 | 解廷秀 | Manufacture equipment for continuous fiber reinforced thermoplastic composite material and application thereof |
| CN204982178U (en) * | 2015-09-15 | 2016-01-20 | 国网智能电网研究院 | Mix device for fibre |
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