CN109371478A - Experiment 3D stack electrospinning fibre injection method and application - Google Patents
Experiment 3D stack electrospinning fibre injection method and application Download PDFInfo
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- CN109371478A CN109371478A CN201811259086.4A CN201811259086A CN109371478A CN 109371478 A CN109371478 A CN 109371478A CN 201811259086 A CN201811259086 A CN 201811259086A CN 109371478 A CN109371478 A CN 109371478A
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- pressure
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- electrospinning fibre
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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
- D01D5/0007—Electro-spinning
-
- 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
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
-
- 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
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0076—Electro-spinning characterised by the electro-spinning apparatus characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
Experiment 3D stack electrospinning fibre injection method and application, in order to solve the problems, such as to be formed multilayer electrospinning fibre layer, 3D stack electrospinning fibre jet shaper carries out customized injection to electrospinning fibre material and shape according to experiment demand, and effect is to realize fiber multilayer.
Description
Technical field
The invention belongs to electrospinning fields, are related to the injection and collection device and method of a kind of electrospinning fibre.
Background technique
Electrospun Nanofibrous Materials: An possesses the field of being widely applied and development prospect, various countries because of its brilliant Wuli-Shili-Renli system approach
All in the electrospinning fibre equipment for stepping up to improve existing electrospinning fibre technology or development of new.In electrospinning fibre production process,
By allowing the Polymer Solution for having charge to spray, stretch, cleave, solidification of volatilizing in high-voltage electrostatic field, fiber is ultimately formed
Shape speciality.With the progress of material synthesis technology and the continuous extension of electrospinning fibre application field, experiment and engineer application field
It needs more efficiently to test, study multiple layers of different materials in the superimposed physicochemical characteristics of electrospinning fibre.Due to electrospun solution
Proportion it is complicated, type is more, injecting time is long, environmental parameter is complicated, utilize manually realization multilayer electrospinning fibre 3D stacking
Experiment generally require to overcome many difficulties, such as layering injection, injection template definition, injecting time setting, spray angle measurement and
Jeting area control etc..And manually-operated randomness is big and experimental procedure is complicated, and experimental data often occurs largely
Deviation.
Summary of the invention
In order to solve the problems, such as to be formed multilayer electrospinning fibre layer, the following technical solutions are proposed by the present invention: 3D is used in a kind of experiment
Stack electrospinning fibre injection method, 3D stack electrospinning fibre jet shaper is according to experiment demand to electrospinning fibre material
And shape carries out customized injection.
Further, described device is incited somebody to action before use, according to the material of each layer electrospinning fibre requirement progress electrospun solution proportion
The electrospun solution of different ratio is respectively charged into electrospinning container, the rotation of turntable rotary drive motor, makes to spray syringe needle alignment rotation
The center of collection tray；Different templates is selected according to the shape need of the electrospinning fibre of each layer, is sequentially arranged at model turntable
Support arm, adjust model turntable strut height adjustment ring height, make model turntable apart from 2~5cm of rotating collection pallet；When
Model turret supports arm is located at initial position, and model turntable driving motor rotates in the forward direction, and rotates first planar support plate to rotation
Turn collection tray, and the center of planar support plate and rotating collection pallet and sprays 3 points of the center of syringe needle and be overlapped and vertical；It pushes
Motion platform is horizontal, longitudinal movement adjusts, so that pressure plare presses to rotating collection pallet, to positioned at rotating collection pallet
Electrospinning limits level pressure, fixed temperature heating；To single layer electrospinning fibre level pressure, fixed temperature heating, first two transverse movement driving motors are driven
Downward motion platform, is laterally moved to the top of rotating collection pallet by dynamic cross bar, and longitudinal movement driving motor drives vertical pole, makes
Applanation adjuster pushes, will by heating film by being connected to the pressure film level pressure of the pressure plare below pressure regulator
The fixed temperature heating of electrospinning fibre.
Further, pressure regulator is made of two support columns and several pressure adjustable columns, and support column rises in two sides
Supporting role, pressure adjustable column may be reversed centered on horizontal axis, and the pressure of multiple grades is adjusted by the quantity of support column work
Power, work are so that work column is in a vertical position.
Further, downward motion platform 33 is located at initial position, and it is suitable to be selected according to the type of the first electrospun solution
Pressure film material, pressure film is mounted on pressure plare, silicon rubber heats film and pressure film is heated to assigned temperature,
The pressure adjustable column for adjusting applanation adjuster is located at the quantity of vertical direction, so that pressure plare presses to rotating collection pallet
Pressure be consistent with plan.
Further, in electrospinning fibre course of injection, adjust four outlet air goes out gas bar width and direction, starts external permanent
Constant temperature and humidity gas source, four adjustable air outlets form the gas field of constant temperature and humidity, the first electrospinning in the surrounding of rotating collection pallet
Solution is ejected from syringe needle under the action of electric field and pressure, and by the shape of the first template on rotating collection pallet
Forming, model turntable driving motor rotates in the forward direction after the first electrospun solution injection specified time.
The invention further relates to a kind of electrospinning fibre jet shapers in various material and the multilayer electrospinning fibre shape of shape
Application in.
The utility model has the advantages that the present invention sprays turntable, model turntable in the form of rotating rotatable electrospinning, electricity is realized
The automatic alternate injection of Fiber Materials, shape is spun, and to realize its cross vertically movable to push motion platform for collection table, so that can
Compress electrospinning fibre layer by layer to wait when needed, formed 3D layered structure, and, the combination of above-mentioned means, realize unlike material,
The layered structure of the electrospinning fibre automatic alternate of shape.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present invention for spraying and forming device；
Fig. 2 is 3D stack electrospinning fibre jeting effect figure；
Fig. 3 is applanation controller structure schematic diagram.
10. model turntable, 11. driving motors, 12 support arms, 13. planar support plates, 14. struts, 15. strut height adjustments
Ring；
20. electrospinning sprays turntable, 21. driving motors, 22. support arms, 23. electrospinning containers, 24. injection syringe needles, 25. supports
Bar, 26. support rod height adjustment rings；
30. collection table, 31. adjustable air outlets, 32. rotating collection pallets, 33. downward motion platforms, 331. laterally transport
Dynamic driving motor, 332. support frames, 333. longitudinal movement driving motors, 334. support columns, 335. pressure adjustable columns, 336. is horizontal
Axis, 337. connectors, 34. applanation adjusters, 35. control handles, 36. pressure plares, 37. pressure films, 38. heating are thin
Film, 39. extraneous ports；
40. electrospinning fibre；
51. first layer electrospinning fibre, 52. second layer electrospinning fibres, 53. third layer electrospinning fibres, 54. the 4th layers of electrospinning fibre
Dimension
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to introduce in detail.
Embodiment 1: as shown in Figure 1, a kind of experiment 3D stack electrospinning fibre jet shaper, is turned by electrospinning injection
Platform, model turntable, collection table three parts composition, wherein electrospinning injection turntable includes injection turntable rotary drive motor 21, spray
Penetrate turret supports arm 22, electrospinning container 23, injection syringe needle 24, injection turret supports bar 25, injection turret supports bar height adjustment
Ring 26；Model turntable includes model turntable driving motor 11, model turret supports arm 12, planar support plate 13, model turntable strut
14, model turntable strut height adjustment ring 15；Collection table includes adjustable air outlet 31, rotating collection pallet 32, downward motion
Platform 33, applanation adjuster 34, control handle 35, pressure plare 36, pressure film 37, heating film 38, extraneous port
39.For the ease of it is intuitive, clearly indicate apparatus structure, the model revolving table position in schematic diagram is deliberately improved upwards, but practical
In use, model revolving table position is only higher by 2-5 centimetres of pallet.
It sprays turntable rotary drive motor 21 and is responsible for driving injection turntable rotation, when certain layer needs to spray certain electrospun solution
When, injection turntable rotary drive motor can will corresponding solution rotating to right above jet model.It is negative to spray turret supports arm 22
Duty connection injection turntable rotary drive motor and electrospinning container play the role of supporting electrospinning container.Electrospinning container 23 is responsible for appearance
Receive various electrospun solutions.Syringe needle 24 is sprayed, electrospun solution sprays under the action of pressure and electric field from injection syringe needle, the syringe needle
Diameter can experimental demand and replace.It sprays turret supports bar 25 and is responsible for support injection turntable, one end of support rod is fixed
In the epitaxial surface on the right side of collection table, support rod can prolong collection table transverse shifting, to adjust the coordinate of injection syringe needle.Injection turns
Platform support rod height adjustment ring 26 is responsible for adjusting the height of injection turret supports bar, to match different injection experiment requirements.Turn
Platform driving motor 11 is responsible for the rotation of driving model turret supports arm, so that corresponding model is in the surface of collection tray.Mould
Type turret supports arm 12 is responsible for connection turntable driving motor and planar support plate, plays a supporting role to planar support plate.Planar support plate
13 is optional (intermediate hollow out is at circle, rectangle, semicircle, triangle etc.) there are many type, and before experiment, operator can basis
The demand of experiment is selected supporting plate and is separately fixed on model turret supports arm 12.Model turret supports bar 14 is responsible for bolster model
The bottom end of turntable, model turret supports bar is fixed in the epitaxial surface on the left of collection table, and support rod can prolong collection table and laterally move
It is dynamic, to adjust the coordinate at planar support plate center, so that the center and rotating collection pallet of planar support plate center and injection syringe needle
3 points of center is at vertical line.Model turntable strut height adjustment ring 15 is responsible for adjusting the height of model turntable strut, with control
The size of electrospinning fiber shape on rotating collection pallet 32.Adjustable air outlet 31, injection of the ambient temperature and humidity to electrospinning fibre
It is had a major impact with forming, stable ambient temperature and humidity is maintained to be conducive to the raising of experimental precision, 4 adjustable air outlets are vertical
Upward outlet air, wherein the size and Orientation of 4 air outlets is manually adjustable.Rotating collection pallet 32 can be used on pallet solid
Determine the groove of aluminium foil, pallet is used to collect the electrospinning fibre fallen from planar support plate, and pallet can be according to demand by the motor of lower section
At a slow speed forward or reverse, rotating collection pallet 32 can prolong x-axis and y-axis moves in collection table, with the position of adjusting tray for control.
Pressure plare 36 is responsible for one layer of electrospinning fibre material on compacting rotating collection pallet, and hollow out is mountable among pressure plare
The pressure film of unlike material.Pressure film 37 plays elastic compaction for totally 2 layers, is selected according to different electrospinning materials different
The pressure film of material, polypyromelliticimide film good heat conductivity, resistant to chemical etching, stretch-proof and insulation, common electrospinning
Upper and lower level of this material as pressure film may be selected in material.Wherein the side length of square pressure film is greater than the straight of pallet
Diameter completely covers pallet when ensuring that pressure film is fallen.Pressure film 37 can will be single/multiple on rotating collection pallet
Electrospinning fibre material flattens.Heating film 38 is located among 2 stressor layer films, is arranged using controllable silicon rubber heating film wave
It is distributed between two layers of pressure film 37, the temperature of silicon rubber heating film is adjusted by control handle 35.
Downward motion platform 33 is the transverse and longitudinal kinematic system that three motors and aluminium alloy strut form.Utilize pressure plare pair
Pressure effect level pressure, the fixed temperature of pallet heat the electrospinning fibre on pallet.Downward motion platform 33 is by 2 transverse movement driving electricity
Machine 331,332, longitudinal movement driving motors 333 of support frame, support column 334, pressure adjustable column 335, horizontal axis 336 and connection
Device 337 forms, and wherein support column 334, pressure adjustable column 335, horizontal axis 336 and connector 337 are adjusted with the use of pressure is played
The effect of device.When needing to carry out single layer electrospinning fibre level pressure, fixed temperature heating, 2 transverse movement driving motors 331 will first
Motion platform 33 is pushed into the top of rotating collection pallet 32, and the rotation of longitudinal movement driving motor 333 pushes pressure regulator, even
The pressure film 37 connect on the pressure plare 36 below pressure regulator heats electrospinning fibre.
Pressure regulator is made of 2 support column 334 and 5 pressure adjustable columns 335.Support column 334 plays support in 2 sides and makees
With, pressure adjustable column 335 centered on horizontal axis 336 can 360 degree of overturnings, 6 grades are adjusted by quantity that support column works
Pressure (because longitudinal movement driving motor 333 can push pressure regulator to designated position, if the pressure of work is adjusted
The quantity of column 335 mostly can generate bigger downward pressure).Shown in its structure and working principle Fig. 3, wherein there was only 3 in Fig. 3
The work of pressure adjustable column 335 (provides fourth speed pressure).
Control handle 35, right 6 control buttons composition, one are responsible for control injection turntable rotary drive motor 21；Secondly
It is responsible for control turntable driving motor 11；Thirdly being responsible for control 32 driving motor of rotating collection pallet；Four, five are responsible for control pushing
The horizontal and vertical movement of motion platform 33；The temperature of its six responsible control heating film.It is outer that extraneous port 39 is responsible for connection
The constant temperature and humidity gas source in portion is to provide the gas of constant temperature and humidity to 4 air outlets 31.
The experiment of the present embodiment 3D stack electrospinning fibre jet shaper, by succinct, practical mechanical structure,
The multilayer electrospinning fibre that the more materials of automatic 3D stack and shape that can customize are realized with lower cost successively sprays, and
Artificial interference is not needed, the efficiency of electrospinning fibre injection experiment and the stability of experiment are improved.Present apparatus occupied area is small, right
Use environment requires few；The electrospinning injection of the abundant achievable various shapes of device accessory and fastly quick-detach, combination, packaging, are convenient for
Transport；When device is run, being scattered without chapter for fiber impurity can be effectively controlled, ambient enviroment is not impacted.The device can be with
Lower cost realizes the automatic 3D stack multilayer electrospinning fibre injection that electrospinning fibre can customize, and device also has behaviour
Make the advantages that simple, stable.The units such as big-and-middle universities and colleges, institute are highly suitable for be promoted.
Embodiment 2: as shown in Figure 1, a kind of experiment 3D stack electrospinning fibre jet shaper, is turned by electrospinning injection
Platform, model turntable, collection table three parts composition, wherein electrospinning injection turntable includes injection turntable rotary drive motor 21, spray
Penetrate turret supports arm 22, electrospinning container 23, injection syringe needle 24, injection turret supports bar 25, injection turret supports bar height adjustment
Ring 26；Model turntable includes model turntable driving motor 11, model turret supports arm 12, planar support plate 13, model turntable strut
14, model turntable strut height adjustment ring 15；Collection table includes adjustable air outlet 31, rotating collection pallet 32, downward motion
Platform 33, applanation adjuster 34, control handle 35, pressure plare 36, pressure film 37, heating film 38, extraneous port
39。
3D stack electrospinning fibre jet shaper layer by layer can carry out certainly Electrospun Nanofibrous Materials: An according to experiment demand
Definition injection.Device requires to carry out electrospun solution proportion according to the material of each layer electrospinning fibre using preceding experimenter, then divides
It Zhuan Ru not be in electrospinning container 23.Turntable rotary drive motor 21, which is rotated by 90 °, makes to spray the alignment rotating collection pallet 32 of syringe needle 24
The height of turret supports bar height adjustment ring 26 is sprayed at center according to requirement of experiment, so that the lowermost end of injection syringe needle 24 and rotation
The distance for turning 32 center of collection tray conforms exactly to requirement of experiment.Difference is selected according to the shape need of the electrospinning fibre of each layer
Template, be sequentially arranged on model turret supports arm 12.Adjust model turntable strut height adjustment ring 15 height, make its away from
322-5 centimetres from rotating collection pallet.But in schematic diagram figure one, for the ease of it is intuitive, clearly indicate apparatus structure, illustrate
Model revolving table position in figure is deliberately improved upwards.After model turret supports arm 12 is located at initial position, the driving of model turntable
Motor 11, which rotates in the forward direction 90 degree, to be made in its first rotation to rotating collection pallet 32 of planar support plate 13, and in planar support plate 13
The heart and rotating collection pallet 32 and 3 points of center for spraying syringe needle 24 are overlapped and vertical.
Downward motion platform 33 is the transverse and longitudinal kinematic system that three motors and aluminium alloy strut form.Utilize pressure plare pair
Pressure effect level pressure, the fixed temperature of pallet heat the electrospinning fibre on pallet.When needing to carry out level pressure, fixed temperature to single layer electrospinning fibre
When heating, the top that motion platform 33 is pushed into rotating collection pallet 32 by 2 transverse movement driving motors 331 first, Zong Xiangyun
The dynamic rotation of driving motor 333 pushes pressure regulator, the pressure film being connected on the pressure plare 36 below pressure regulator
37 heat electrospinning fibre.
Pressure regulator is made of 2 support column 334 and 5 pressure adjustable columns 335.Support column 334 plays support in 2 sides and makees
With, pressure adjustable column 335 centered on horizontal axis 336 can 360 degree of overturnings, 6 grades are adjusted by quantity that support column works
Pressure (because longitudinal movement driving motor 333 can push pressure regulator to designated position, if the pressure adjustable column of work
335 quantity mostly can generate bigger downward pressure).Shown in its structure and working principle Fig. 3, wherein there was only 3 pressures in Fig. 3
The work of power adjustable column 335 (provides fourth speed pressure).
Downward motion platform 33 is located at initial position (right side), selects suitable pressure according to the type of the first electrospun solution
37 material of power film (it is viscous to guarantee that pressure film does not occur with the electrospinning fibre filament after injection, ordinary circumstance selects equal benzene-type
Kapton), pressure film 37 is mounted on pressure plare 36, pressure film 37 is heated to by silicon rubber heating film 38
Assigned temperature adjusts the quantity of pressure adjustable column 342 on applanation adjuster 34, so that pressure plare presses to rotating collection pallet
Pressure be consistent with planning of experiments.
Adjust 4 air outlets 31 goes out gas bar width and direction, starts external constant temperature and humidity gas source, 4 adjustable outlet air
Mouth 31 forms the gas field of constant temperature and humidity in the surrounding of rotating collection pallet 32.Effect of the first electrospun solution in electric field and pressure
Under ejected from syringe needle, and shaped on rotating collection pallet 32 by the shape of the first template, the first electrospun solution
Model turntable driving motor 11 rotates in the forward direction 45 degree after injection specified time.
2 transverse movement driving motors 331 driving platform on downward motion platform 33 moves right, longitudinal movement driving
333 driving pressure adjuster of motor drive pressure film 37 be completely covered rotating collection pallet 32 and be compacted (size of pressure by
The control of applanation adjuster, film temperature are controlled by heating film 38, and pressing time is adjusted by control handle 35), then indulge
Pressure regulator is withdrawn to movement driving motor driving, transverse movement driving motor 331 drives downward motion platform to return to initially
Position.So far the injection forming and temperature control compacting of first layer electrospinning material are completed.Spray the rotation of turntable rotary drive motor 21 90
Second of electrospinning container 23 is directed at the center of rotating collection pallet 32 by degree, and model turntable driving motor 11 is rotated by 90 ° second
Kind planar support plate 13 is placed in the top of rotating collection pallet 32 and starts the forming injection of second layer electrospinning fibre material.Similarly,
The primary injection of each layer electrospinning fibre is completed by planning of experiments, is stacked, and final effect picture is as shown in Fig. 2, 51 be first layer
Electrospinning fibre, 52 second layer electrospinning fibres, 53 third layer electrospinning fibres, 54 the 4th layers of electrospinning fibre.
Embodiment 3: it is a kind of experiment use 3D stack electrospinning fibre jet shaper, mainly by electrospinning injection turntable 20,
Model turntable 10, collection table 30 form, and electrospinning fibre is collected in the layering of collection table 30, and electrospinning sprays turntable 20 with multiple rotatable
Electrospinning container 23, model turntable 10 has multiple planar support plates 13, the electrospinning fibre of certain layer of collection table 30 is to have corresponding class
The electrospinning container 23 of type electrospinning fibre solution turns to the top corresponding position injection of respective planes supporting plate 13 and is formed, the phase
It answers planar support plate 13 be form the electrospinning fibre of this certain layer demand shape and turns to the top corresponding position of collection table 30.
It includes rotary drive motor 21, support arm 22, electrospinning container 23, injection syringe needle 24, support that electrospinning, which sprays turntable 20,
Bar 25；Support rod 25 is mounted on one end of fixed support base, its top of support rod 25 has shaft, and the rotation drives electricity
The rotation of machine drive shaft, the shaft are multiple with support rod 25 is center of rotation and is rotatably connected on the top of support rod 25
Supporting walls are connected to shaft with servo-actuated shaft rotation, and the terminal of supporting walls connects electrospinning container 23, and electrospinning container 23 has thereon
Spray syringe needle 24.Electrospinning injection turntable 20 further includes the support rod height adjustment ring 26 for the height adjustment to support rod 25,
The support rod height adjustment ring 26 is mounted on support rod 25.
Model turntable 10 includes driving motor 11, support arm 12, planar support plate 13, strut 14；Strut 14 is mounted on fixation
One end of support base, and to spray opposite one end of turntable 20 with electrospinning, its top of strut 14 has shaft, the drive
Dynamic motor-driven rotatable shaft rotation, the shaft are multiple with strut 14 is center of rotation and is rotatably connected on the top of strut 14
Supporting walls are connected to shaft with servo-actuated shaft rotation, and the terminal of supporting walls connects planar support plate 13, the planar support plate 13 its
On be provided be used to form different shape electrospinning limit shape different shape opening.
Collection table 30 include rotating collection pallet 32, pressure plare 36, downward motion platform 33, applanation adjuster 337,
Connector 337 and pressure plare 36；The rotation rotating collection pallet 32 is located at collection table 30 close to 10 strut 14 of model turntable
Side, the pressure plare 36 be located at collection table 30 close electrospinning injection turntable 20 side, 32 institute of rotating collection pallet
Place position is eject position, is the stall position to form the planar support plate 13 of respective shapes, the plane bracket above the position
The top of plate 13 is the stall position to form the electrospinning container 23 of corresponding electrospun solution type；The downward motion platform 33 is three
The transverse and longitudinal kinematic system that motor and aluminium alloy strut 14 form comprising transverse movement driving motor 331, transverse bar, longitudinal direction
Bar, support frame 332, longitudinal movement driving motor 333, are connected between transverse bar and longitudinal rod by support frame 332, the transverse bar
With support frame 332 is connect and forms gusseted between longitudinal rod, transverse bar and the removable connection of collection table 30, transverse movement are driven
Dynamic motor 331 drives transverse bar along 30 transverse shifting of collection table, and the longitudinal movement driving motor 333 drives longitudinal rod vertical
To movement, the longitudinal rod connects applanation adjuster 337, and the lower end surface of applanation adjuster 337 connects connector
337, the lower end surface of connector 337 connects pressure plare 36, drives downward motion platform 33 horizontal by the transverse bar transverse shifting
To mobile so that the pressure plare 36 is moved into the top of the rotation rotating collection pallet 3232, by the longitudinal rod band
Dynamic applanation adjuster 337 vertically moves and pressure plare 36 is adjusted at a distance from rotation rotating collection pallet 32, and
Pressure plare 36 is covered in the rotation rotating collection pallet 32.The intermediate hollow out of pressure plare 36 is to install pressure film 37
And heating film 38, the pressure film 37 include two layers, are located at setting heating film 38 between two layers of pressure film 37.
Pressure film 37 is square, and side length is greater than the radius of circular rotating collection pallet 32.Applanation adjuster
337 are made of the support column 334 and several pressure adjustable columns 335 of two avris, and support column 334 is used to support in avris, pressure
Power adjustable column 335 may be reversed centered on horizontal axis 336.The collection table of the surrounding of the rotating collection pallet 32 has adjustable
Air outlet 31, the adjustable outlet air vertically upward of air outlet 31.
The fixed support base, fixed support base are laterally fixed rectangular columns, and support is fixedly mounted in one end
Strut 14 is fixedly mounted in bar 25, the other end, and sliding groove is laterally outputed in 30 bottom of collection table, and by sliding groove and collects
Platform 30 is installed, and can fix support base transverse shifting to adapt to adjust collection table position.
A kind of application of electrospinning fibre jet shaper in the multilayer electrospinning fibre of various material and shape is formed, institute
The device stated is as above, and application method is as follows:
A kind of experiment 3D stack electrospinning fibre injection method, 3D stack electrospinning fibre jet shaper is according to reality
It tests demand and customized injection is carried out to electrospinning fibre material and shape.Or in order to realize the unlike material of multilayer, the electricity of shape
Spin fiber jet, or multilayer spray made for material of the same race and shape merely, a kind of 3D stack multilayer electrospinning fibre by
Layer injection method, which is characterized in that 3D stack electrospinning fibre jet shaper successively sprays, and two of downward motion platform
Transverse movement driving motor drives the transverse movement of downward motion platform, and longitudinal movement driving motor drives applanation adjuster band
The pressure film of dynamic pressure plate is completely covered rotating collection pallet and is compacted, and then longitudinal movement driving motor driving pressure plate is received
Applanation adjuster is returned, transverse movement driving motor drives downward motion platform to return to initial position, completes first layer electrospinning
The injection of fiber shapes, and the rotation of injection turntable rotary drive motor will be in second of electrospinning container alignment rotating collection pallet
Second of planar support plate is placed in the top of rotating collection pallet and starts second layer electricity by the heart, the rotation of model turntable driving motor
The forming injection for spinning fiber, recycles above-mentioned course of injection, completes the molding injection of multilayer electrospinning fibre.
Described device according to the material of each layer electrospinning fibre before use, require to carry out electrospun solution proportion, by different ratio
Electrospun solution be respectively charged into electrospinning container, turntable rotary drive motor rotation, make spray syringe needle alignment rotating collection pallet
Center；Different templates is selected according to the shape need of the electrospinning fibre of each layer, is sequentially arranged at the support arm of model turntable,
The height for adjusting model turntable strut height adjustment ring, makes model turntable apart from 2~5cm of rotating collection pallet；When model turntable
Support arm is located at initial position, and model turntable driving motor rotates in the forward direction, and rotates first planar support plate to rotating collection support
Disk, and the center of planar support plate and rotating collection pallet and spray 3 points of the center of syringe needle and be overlapped and vertical；Downward motion platform
Horizontal, longitudinal movement adjustment limits the electrospinning for being located at rotating collection pallet so that pressure plare presses to rotating collection pallet
Level pressure, fixed temperature heating；To single layer electrospinning fibre level pressure, fixed temperature heating, two transverse movement driving motors are first driven into cross bar, it will
Downward motion platform laterally moves to the top of rotating collection pallet, and longitudinal movement driving motor drives vertical pole, makes applanation
Adjuster pushes, by being connected to the pressure film level pressure of the pressure plare below pressure regulator, by heating film by electrospinning fibre
Fixed temperature heating.
Pressure regulator is made of two support columns and several pressure adjustable columns, and support column plays a supportive role in two sides,
Pressure adjustable column may be reversed centered on horizontal axis, and the pressure of multiple grades, work are adjusted by the quantity of support column work
To make work column in a vertical position.Downward motion platform 33 is located at initial position, according to the type of the first electrospun solution
Suitable pressure film material is selected, pressure film is mounted on pressure plare, pressure film is heated to by silicon rubber heating film
Assigned temperature, the pressure adjustable column for adjusting applanation adjuster is located at the quantity of vertical direction, so that pressure plare presses to rotation
The pressure for turning collection tray is consistent with plan.In electrospinning fibre course of injection, adjust four outlet air goes out gas bar width and direction,
Starting external constant temperature and humidity gas source, four adjustable air outlets form the gas field of constant temperature and humidity in the surrounding of rotating collection pallet,
The first electrospun solution is ejected from syringe needle under the action of electric field and pressure, and is being rotated by the shape of the first template
It is shaped on collection tray, model turntable driving motor rotates in the forward direction after the first electrospun solution injection specified time.
The preferable specific embodiment of the above, only the invention, but the protection scope of the invention is not
It is confined to this, anyone skilled in the art is in the technical scope that the invention discloses, according to the present invention
The technical solution of creation and its inventive concept are subject to equivalent substitution or change, should all cover the invention protection scope it
It is interior.
Claims (6)
1. a kind of experiment 3D stack electrospinning fibre injection method, which is characterized in that the injection forming of 3D stack electrospinning fibre
Device carries out customized injection to electrospinning fibre material and shape according to experiment demand.
2. experiment 3D stack electrospinning fibre injection method as described in claim 1, which is characterized in that described device uses
Before, it is required to carry out electrospun solution proportion according to the material of each layer electrospinning fibre, the electrospun solution of different ratio is respectively charged into electricity
It spins in container, the rotation of turntable rotary drive motor, makes the center for spraying syringe needle alignment rotating collection pallet；According to the electrospinning of each layer
The shape need of fiber selects different templates, is sequentially arranged at the support arm of model turntable, adjusts model turntable strut height
The height for adjusting ring, makes model turntable apart from 2~5cm of rotating collection pallet；When model turret supports arm is located at initial position, mould
Type turntable driving motor rotates in the forward direction, and rotates first planar support plate to rotating collection pallet, and the center of planar support plate with
Rotating collection pallet and 3 points of center for spraying syringe needle are overlapped and vertical；Downward motion platform is horizontal, longitudinal movement adjusts, so that pressure
Power plate presses to rotating collection pallet, to the electrospinning limit level pressure for being located at rotating collection pallet, fixed temperature heating；To single layer electricity
Fiber level pressure, fixed temperature heating are spun, two transverse movement driving motors are first driven into cross bar, downward motion platform is laterally moved to
The top of rotating collection pallet, longitudinal movement driving motor drive vertical pole, push applanation adjuster, by being connected to pressure
Electrospinning fibre is determined warm heating by heating film by the pressure film level pressure of the pressure plare below adjuster.
3. experiment 3D stack electrospinning fibre injection method as claimed in claim 2, which is characterized in that pressure regulator by
Two support columns and several pressure adjustable columns form, and support column plays a supportive role in two sides, during pressure adjustable column with horizontal axis is
The heart may be reversed, and the pressure of multiple grades is adjusted by the quantity of support column work, and work is so that work column is in vertical
Position.
4. experiment 3D stack electrospinning fibre injection method as claimed in claim 2, which is characterized in that downward motion platform
33 are located at initial position, select suitable pressure film material according to the type of the first electrospun solution, pressure film is installed
In pressure plare, silicon rubber heats film and pressure film is heated to assigned temperature, and the pressure for adjusting applanation adjuster is adjusted
Column is located at the quantity of vertical direction, so that the pressure that pressure plare presses to rotating collection pallet is consistent with plan.
5. experiment 3D stack electrospinning fibre injection method as described in claim 1, which is characterized in that electrospinning fibre injection
In the process, adjust four outlet air goes out gas bar width and direction, starts external constant temperature and humidity gas source, and four adjustable air outlets exist
The surrounding of rotating collection pallet forms the gas field of constant temperature and humidity, the first electrospun solution is under the action of electric field and pressure from syringe needle
In eject, and shaped on rotating collection pallet by the shape of the first template, when the injection of the first electrospun solution is specified
Between after model turntable driving motor rotate in the forward direction.
6. a kind of application of electrospinning fibre jet shaper in the multilayer electrospinning fibre of various material and shape is formed.
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