CN206428351U - Electrospinning device - Google Patents
Electrospinning device Download PDFInfo
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- CN206428351U CN206428351U CN201720039338.7U CN201720039338U CN206428351U CN 206428351 U CN206428351 U CN 206428351U CN 201720039338 U CN201720039338 U CN 201720039338U CN 206428351 U CN206428351 U CN 206428351U
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Abstract
A kind of electrospinning device, belongs to electrostatic spinning field, and main points are：Including electrostatic spinning injection apparatus, movement adjusting device, the movement adjusting device, including X-axis lead screw guide rails, Y-axis lead screw guide rails and Z axis lead screw guide rails and the corresponding stepper motor of each guide rail, the Z axis lead screw guide rails are installed on the sliding block of Y-axis lead screw guide rails, Z axis lead screw guide rails is slided and is moved in the Y-axis of space coordinates with the sliding block of Y-axis lead screw guide rails；The Y-axis lead screw guide rails are arranged on the sliding block of X-axis lead screw guide rails, Y-axis lead screw guide rails is slided and is moved in the X-axis of space coordinates with the sliding block of X-axis lead screw guide rails, the X-axis lead screw guide rails are at least two groups.Effect is：It is the device of locus mobile device and the shape for changing nanofiber is integrated, it is to avoid to cross multi-line and add in the space so that position multidimensional changes can realize with nanofiber alteration of form in same equipment.
Description
Technical field
The utility model belongs to electrostatic spinning field, is related to a kind of electrospinning device and its control system and method, special
It is not injection apparatus used when carrying out electrostatic spinning.
Background technology
In recent years, developing rapidly with nano material technology, nanofiber technology as fibre science forward position and
Study hotspot.Preparing the main method of nanofiber at present has pulling method, template, self-assembly method and method of electrostatic spinning.Electrostatic
Spinning is polymeric spray electrostatic stretch spin processes, is a kind of important method for preparing superfine fibre.Method of electrostatic spinning is current
The method that uniquely can directly, continuously prepare polymer nanofiber, is a kind of simple and flexible nanofiber processing side
Method, the core of this technology be make electrically charged Polymer Solution or solution flowed in electrostatic field with deformation, then through solvent
Evaporation or melt cooling and solidify, then obtain fibrous material.There is equipment compared to electrostatic spinning technique for other technologies
Simply, cost is relatively low, strong operability, it is efficient the advantages of.As electrostatic spinning technique research enters Rapid development stage, Static Spinning
Test-type device conceptual phase is stepped into the research of silk device.Occur in that towards the test-type electrostatic spinning apparatus used in laboratory,
Injection apparatus majority in existing electrostatic spinning apparatus is fixed, and regulation is inconvenient, and height of shower nozzle etc. needs artificial adjust
It is whole, occur syringe needle in experimentation and block etc. to need manually to check, influence conventional efficient, lack it is corresponding monitor in real time link with
And automatic adjustment system, influence the preparation efficiency of nanofiber.Therefore, it will be not to design and develop Multifunction electrostatic spinning device
Carry out the developing important directions of electrostatic spinning technique.
During electrostatic spinning, generally require to change the shape of nanofiber, it is past especially for the diameter of nanofiber
Toward needing to realize by changing electric field, this will accordingly increase circuit arrangement or equipment, take in original crowded spinning
Portion space, increases excessive cost.Such equipment, if it is desired to change fiber shape, is limited, often by space and cabling
It cannot realize that the flexible positions of various dimensions are controlled.
Utility model content
In order to solve the above problems, the utility model proposes following technical scheme, the shape of nanofiber can be changed
Shape, can realize position multidimensional control again：
A kind of electrospinning device, including electrostatic spinning injection apparatus, movement adjusting device, the movement adjusting device make
The injection syringe needle of electrostatic spinning injection apparatus is moved in space coordinates；And the injection syringe needle of electrostatic spinning injection apparatus is by rudder
Machine is supported, and steering wheel is moved with movement adjusting device in vertical direction, the movement adjusting device, including X-axis lead screw guide rails, Y-axis
Lead screw guide rails and Z axis lead screw guide rails and the corresponding stepper motor of each guide rail, the Z axis lead screw guide rails are installed on Y-axis lead screw guide rails
Sliding block on, make Z axis lead screw guide rails with Y-axis lead screw guide rails sliding block slide and space coordinates Y-axis move；The Y-axis
Lead screw guide rails are arranged on the sliding block of X-axis lead screw guide rails, make Y-axis lead screw guide rails with the sliding block slip of X-axis lead screw guide rails in sky
Between coordinate system X-axis movement, the X-axis lead screw guide rails are at least two groups.
The electrostatic spinning injection apparatus, including liquid propulsion device, injection syringe needle, injection needle support, the propulsion
Device includes a lead screw guide rails, propulsion block, syringe and clamping device in lead screw guide rails；Clamping device is a fixation
Block, and with the groove of fixed syringe, the pushing ram of syringe is fixed on propulsion block, and the propulsion block is the silk
Sliding block on thick stick guide rail, described syringe is connected with injection syringe needle by conduit, and injection syringe needle is arranged in injection needle support,
The injection needle support is connected on the steering wheel, is driven and swung by steering wheel.
The syringe is multigroup, the injection syringe needle hole in the injection needle support with multiple accommodating injection syringe needles.
Described electrospinning device also includes collection device, and it is the main drum-type fiber being made up of roller and motor
Collection device, collection device is driven to rotate by motor, and the collection device is connected same high voltage power supply with the injection syringe needle.
Described electrospinning device also includes industrial camera and control device, and control device is mainly by host computer, exchange
Machine, PLC communicate with industrial camera, and industrial camera is used to gather ejector pin head status image, and transmits it to host computer, upper
Machine receives image and contrasted, and judges whether there is spherical drop image to recognize ejector pin in the image that the industrial camera is collected
Head status；The communication that interchanger is used between host computer, man-machine interface, PLC；PLC is by controllor for step-by-step motor to X-axis, Y
Axle, Z axis step motor control, with the position adjustments to injection apparatus and reception device；PLC controls the stepper motor of propulsion plant
To control liquid fltting speed；The swing for the steering wheel that PLC controls to be installed on Z axis motion platform by interface circuit.
Beneficial effect：By such scheme, inventor has found, for the change of electric field, have found another direction, that is, uses
Machinery is swung, and injection needle position is changed, electrostatic field shifts, so that the form generation change of spinning fibre,
The circuit arrangement of change electric field can not increased, be greatly saved spinning inner space and cost, and overcome the limit in space
System, it is the device of locus mobile device and the shape for changing nanofiber is integrated, it is to avoid to cross multi-line and add in the space,
Position multidimensional is changed to realize in same equipment with nanofiber alteration of form.
Brief description of the drawings
Fig. 1 is the structural representation of electrospinning device described in the utility model.
Fig. 2 is the structured flowchart of control device of the present utility model.
Wherein：1. syringe needle is sprayed, 2. steering wheels, 3. injection needle supports, 4. lead screw guide rails, 5. propulsion blocks, 6. syringes,
7. clamping device, 8. conduits, 9. stepper motors, 10. rollers, 11. motors, 12. high voltage power supplies, 13. industrial cameras.
Embodiment
Embodiment 1：A kind of electrospinning device, solving nozzle position in existing electrospinning device needs what is manually adjusted
Drawback, also further solves spinning nozzle needs the drawbacks of whether personal monitoring blocks, and is used as further effect：Realize
The automation and intellectuality of electrostatic spinning process.Equipment mainly realizes spray using stepper motor, lead screw guide rails and steering wheel
The position of injection device and reception device is adjustable, and head cartridge swings, and realizes the multi-faceted, polygonal of spinning nozzle
The adjustment of degree.And the monitoring of spray regime is realized by industrial camera, the quality of spinning fibre can be effectively improved and expired
The variform requirement of sufficient fiber.
Inventor has found that syringe needle steering wheel is under the control of the controller with some cycles when by a large amount of property improved experiments
(empirical value general 6 seconds or so, frequency is relevant with specific solution) is swung.Formation one is regular between syringe needle and pole plate
The electric field of change.In the presence of the electric field and electrostatic pull of change, the diameter of spinning fibre changes.Simultaneously on collecting board
Fiber distribution is more uniform, facilitates subsequent calcination.The positive electric field of high voltage power supply is connected on syringe needle, if steering wheel one is swung, pin
Head position just changes, and electrostatic field just shifts, and the form of spinning fibre just changes.
Inventor has found that by changing electric field the shape of fiber can be changed, but if explored on circuit direction, makes
With change electric field electrical devices, excessive space can be taken, and many circuits certainly will be accessed so that the utility model want into
The idea of row multi-dimensional position control can not be realized, in order to overcome this defect, determine to exist position control and fiber shape control
It is combined on device structure.
Therefore, a kind of following electrospinning device is proposed, mainly by electrostatic spinning injection apparatus, liquid propulsion device, receipts
Acquisition means, high voltage power supply, industrial camera and control device composition.Electrostatic spinning injection apparatus is by stepper motor and lead screw guide rails
X, Y, Z three-axis moving device of composition and the head cartridge rotating device being made up of the steering wheel being fixed on Z axis rail plate；
Electrostatic spinning injection apparatus mainly realizes the adjust automatically that injection needle position is realized according to different process requirement, and is carrying out
Realized in spinning process according to different parameter requests and spray swinging for syringe needle, change the pattern of nanofiber, Neng Gouyou
Effect control obtains fiber quality and shape；Liquid propulsion device is made up of stepper motor, Precision Lead-Screw guide rail and syringe, real
Now spinning solution is steadily promoted according to setting speed, liquid propulsion device can install multiple injections equipped with solution simultaneously
Device, is convenient for multichannel injection；The drum-type fiber collecting device that fiber collecting device is made up of motor and roller, passes through adjustment
The rotary speed of roller disclosure satisfy that prepared by different fibers and require；High voltage power supply provides high-voltage dc for electrostatic spinning,
Main connection spinning nozzle and fiber collecting device, realize that polymer solution in the presence of electric field force to that jet, which occur, goes forward side by side one
Step refinement forms nanofiber, and high voltage power supply output voltage can be set in touch-screen according to demand, is used with plc communication
RS485 communication modes；Industrial camera mainly realizes function for monitoring, when spinning syringe needle is blocked, by controlling liquid propelling pressure
Syringe needle blockage problem is excluded, controller readjusts operating voltage and ambient temperature and humidity, so as to form the work of a balance
State.
The movement adjusting device, including X-axis lead screw guide rails, Y-axis lead screw guide rails are corresponding with Z axis lead screw guide rails and each guide rail
Stepper motor, the Z axis lead screw guide rails along Y-axis lead screw guide rails slide, and Y-axis lead screw guide rails along X-axis lead screw guide rails slide.Institute
State Z axis lead screw guide rails to be installed on the sliding block of Y-axis lead screw guide rails, make Z axis lead screw guide rails with the sliding block slip of Y-axis lead screw guide rails
Moved in the Y-axis of space coordinates；The Y-axis lead screw guide rails are arranged on the sliding block of X-axis lead screw guide rails, make Y-axis lead screw guide rails
Slide and moved in the X-axis of space coordinates with the sliding block of X-axis lead screw guide rails, the X-axis lead screw guide rails are at least two groups, to protect
Demonstrate,prove stability and precision that Y-axis lead screw guide rails are slided.Movement adjusting device makes the injection syringe needle of electrostatic spinning injection apparatus in sky
Between move in coordinate system, that is, spray syringe needle and carry out three-dimensional motion.
Control system is main by groups such as host computer, man-machine interface (touch-screen), interchanger, PLC, controlled device, sensors
Into host computer is mainly realized to be communicated with industrial camera, and ejector pin head status is gathered by industrial camera, when syringe needle occurs blocking existing
As when, spherical drop occurs in syringe needle, and industrial camera is collected after image, transmits to host computer, with reference to image procossing knowledge, lead to
Cross machine vision algorithm to handle image, accurately judge shower nozzle state, when blocking, because syringe needle is blocked up when being sprayed
Plug, can produce spherical drop, influence the output of fiber, and the design is transmitted to controller by host computer and ordered, and controller passes through
The thrust of liquid propulsion device is controlled to realize to exclude and block, while to readjust high-voltage power voltage, environment warm and humid for controller
The parameters such as degree, it is ensured that electrostatic spinning system is in the working condition of a balance.Man-machine interface (touch-screen) mainly realizes stepping
Parameter setting, adjustment and motion control, high voltage power supply parameter setting during motor control, ambient temperature and humidity show and controlled
Function.Interchanger realizes the communication between host computer, man-machine interface, PLC；PLC is realized to X-axis, Y by controllor for step-by-step motor
Axle, Z axis step motor control, the position for completing injection apparatus and reception device are automatically adjusted, by controlling propulsion plant to walk
Stepper motor realizes being precisely controlled for liquid fltting speed；Complete to be installed on Z axis motion platform by interface circuit (24V/5V)
Servos control, realize swinging for head cartridge；Proximity switch realizes the collection of limit signal；PLC extends out analog quantity mould
Block connection Temperature Humidity Sensor realizes the collection to spinning environment information, and respective execution mechanisms are moved by relay realization
Control, realize the monitoring and regulation and control to ambient condition.
When carrying out electrostatic spinning, the setting of relevant parameter is carried out first in the man-machine interface of control system, is mainly entered
The setting of row kinematic parameter, propulsion plant parameter setting, high voltage power supply parameter setting, environmental information parameter setting, reception device ginseng
Number setting etc..Kinematic parameter sets the main movement velocity comprising the axle of X, Y, Z tri- to set and the setting of steering wheel rotary speed；Promote
Device parameter sets main setting fltting speed；High voltage power supply parameter setting realizes that different materials set different high voltage power supplies
Parameter；Environmental information parameter setting mainly sets the warm and humid angle value of working environment, and reception device parameter setting is rolled when realizing and receiving
Cylinder rotary speed setting.After system completes all parameter settings, the both positive and negative polarity of high voltage power supply is connected respectively to injection first
The spinning syringe needle of device in the syringe of jet propulsion unit with the roller of spinning fibre collection device, then installing polymerization
Thing solution, points for attention during to spraying carry out detailed inspection, then activation system, and system is according to the parameter being previously set
The adjust automatically work before every injection is completed, system starts the injection work of spinning fibre, course of injection after condition is met
In, polymer solution can move to spinning syringe needle under the impetus of liquid propulsion device, and " Taylor is formed at injection syringe needle
The drop of cone " shape, drop occurs jet under the electric field force effect of high voltage power supply and forms nanofiber, sticks on reception dress
Put.In order to meet different preparation requirements, the injection syringe needle platform of injection apparatus can be according to different technological requirements, automatically
Carry out injection syringe needle and reception device position and the adjustment of distance, while spray syringe needle can also under the control of steering wheel left and right
Swing, change the pattern of nanofiber, it is ensured that the quality and form of nanofiber.Industrial camera carries out ejector pin first liquid drop prison
Survey, when injection syringe needle is blocked, corresponding image information is sent to by drop meeting glomeration shape drop, industrial camera
Position machine, host computer is found after blocking by machine vision related algorithm, sends corresponding control information, controller is by changing liquid
The pressure of body propulsion plant can timely remove syringe needle blocking, be effectively guaranteed the efficiency for preparing nanofiber.
During electrostatic spinning is carried out, the distance between injection syringe needle of existing electrospinning device and reception device and
Position substantially needs experimenter to be adjusted by hand, in experimentation, and process monitoring needs experimenter to monitor in real time,
And electrostatic spinning injection apparatus of the present utility model and its control system, injection syringe needle can be carried out automatically according to the demand of user
The adjustment of position and distance between reception device, meanwhile, injection needle support can be swung as requested, energy
Enough effective patterns for changing nanofiber, meanwhile, the injection needle support of the present apparatus can carry out the installation of many injection syringe needles,
It is convenient for multichannel injection.Because the distance of injection syringe needle and reception device influences the preparation quality of nanofiber, while syringe needle
Swing be easy to prepare the nanofiber of not similar shape pattern, improve the effect of spinning, the manufacture for nanofiber has very
Important meaning.The syringe needle constituted simultaneously by industrial camera blocks monitoring system, can be for a long time to spinning nozzle state
Comprehensive monitoring is carried out, the conventional prolonged fatigue problem of personal monitoring is solved, it is to avoid omitted.Meanwhile, system can be automatic
Progress relevant parameter adjustment, the experimentation of electrostatic spinning has been substantially carried out automation and intelligent.Meanwhile, the dress
Put simple to operate, the advantages of being easy to safeguard is conducive to being widely popularized.
It is described above, only the invention preferably embodiment, but the invention protection domain not
This is confined to, any one skilled in the art is in the technical scope that the invention is disclosed, according to the present invention
The technical scheme of creation and its inventive concept are subject to equivalent substitution or change, should all cover the invention protection domain it
It is interior.
Claims (5)
1. a kind of electrospinning device, it is characterised in that including electrostatic spinning injection apparatus, movement adjusting device, the motion
Adjusting means makes the injection syringe needle (1) of electrostatic spinning injection apparatus be moved in space coordinates；And electrostatic spinning injection apparatus
Injection syringe needle by steering wheel (2) support, steering wheel with movement adjusting device vertical direction move, the movement adjusting device, bag
Include X-axis lead screw guide rails, Y-axis lead screw guide rails and Z axis lead screw guide rails and the corresponding stepper motor of each guide rail, the Z axis lead screw guide rails
On the sliding block for being installed on Y-axis lead screw guide rails, make Z axis lead screw guide rails with the sliding block slip of Y-axis lead screw guide rails in space coordinates
Y-axis movement；The Y-axis lead screw guide rails are arranged on the sliding block of X-axis lead screw guide rails, make Y-axis lead screw guide rails with X-axis lead screw guide rails
Sliding block slide and moved in the X-axis of space coordinates, the X-axis lead screw guide rails are at least two groups.
2. electrospinning device as claimed in claim 1, it is characterised in that the electrostatic spinning injection apparatus, including liquid
Propulsion plant, injection syringe needle (1), injection needle support (3), the propulsion plant include a lead screw guide rails (4), led positioned at leading screw
Propulsion block (5), syringe (6) and clamping device (7) on rail (4)；Clamping device (7) is a fixed stop, and with solid
Determine the groove of syringe (6), the pushing ram of syringe (6) is fixed on propulsion block (5), and the propulsion block (5) is the silk
Sliding block on thick stick guide rail (4), described syringe (6) is connected with injection syringe needle (1) by conduit (8), and injection syringe needle (1) is arranged on
Spray in needle support (3), the injection needle support (3) is connected on the steering wheel (2), is driven and swung by steering wheel.
3. electrospinning device as claimed in claim 2, it is characterised in that the syringe (6) is multigroup, the ejector pin
There is the injection syringe needle hole of multiple accommodating injection syringe needles (1) on head bracket (3).
4. electrospinning device as claimed in claim 1, it is characterised in that also including collection device, it is main by roller
(10) and motor (11) composition drum-type fiber collecting device, collection device by motor (11) drive to rotate, the collection dress
Put and be connected same high voltage power supply (12) with the injection syringe needle (1).
5. electrospinning device as claimed in claim 1, it is characterised in that also including industrial camera (13) and control device,
Control device is mainly communicated by host computer, interchanger, PLC with industrial camera, and industrial camera is used to gather spinneret syringe needle state diagram
Picture, and host computer is transmitted it to, host computer receives image and contrasted, and judges whether have in the image that the industrial camera is collected
There is spherical drop image to recognize ejector pin head status；The communication that interchanger is used between host computer, man-machine interface, PLC；PLC
By controllor for step-by-step motor to X-axis, Y-axis, Z axis step motor control, with the position adjustments to injection apparatus and reception device；
The stepper motor of PLC control propulsion plants is with to the control of liquid fltting speed；PLC is installed on Z axis by interface circuit control and transported
The swing of steering wheel on moving platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039338.7U CN206428351U (en) | 2017-01-13 | 2017-01-13 | Electrospinning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720039338.7U CN206428351U (en) | 2017-01-13 | 2017-01-13 | Electrospinning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206428351U true CN206428351U (en) | 2017-08-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720039338.7U Expired - Fee Related CN206428351U (en) | 2017-01-13 | 2017-01-13 | Electrospinning device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402222A (en) * | 2017-09-07 | 2017-11-28 | 苏州艾乐蒙特机电科技有限公司 | A kind of spinning equipment the end of a thread scanning software |
| CN108018611A (en) * | 2018-01-25 | 2018-05-11 | 西安科技大学 | Electrospun nano-fibers biological support manufacturing equipment and production system |
| CN108536183A (en) * | 2018-02-08 | 2018-09-14 | 广东工业大学 | Spray printing distance regulation method based near field electrospinning spray printing Multi needle array experiment |
| CN109569310A (en) * | 2018-12-11 | 2019-04-05 | 东华大学 | A kind of Static Spinning PcH/CNT nano fibrous membrane and preparation method thereof for membrane distillation |
| CN110308147A (en) * | 2019-05-31 | 2019-10-08 | 吴江朗科化纤有限公司 | A kind of intelligent inspection method of synthetic fiber spinning technique the Silk Road |
| CN112030243A (en) * | 2020-08-26 | 2020-12-04 | 广东工业大学 | Multi-needle head staggered direct-writing electrostatic spinning device and grating line manufacturing method |
-
2017
- 2017-01-13 CN CN201720039338.7U patent/CN206428351U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107402222A (en) * | 2017-09-07 | 2017-11-28 | 苏州艾乐蒙特机电科技有限公司 | A kind of spinning equipment the end of a thread scanning software |
| CN108018611A (en) * | 2018-01-25 | 2018-05-11 | 西安科技大学 | Electrospun nano-fibers biological support manufacturing equipment and production system |
| CN108018611B (en) * | 2018-01-25 | 2024-01-26 | 西安科技大学 | Electrostatic spinning nanofiber biological stent manufacturing equipment and production system |
| CN108536183A (en) * | 2018-02-08 | 2018-09-14 | 广东工业大学 | Spray printing distance regulation method based near field electrospinning spray printing Multi needle array experiment |
| CN108536183B (en) * | 2018-02-08 | 2021-08-24 | 广东工业大学 | Spray printing distance regulation and control method based on near-field electrospinning spray printing multi-needle array experiment |
| CN109569310A (en) * | 2018-12-11 | 2019-04-05 | 东华大学 | A kind of Static Spinning PcH/CNT nano fibrous membrane and preparation method thereof for membrane distillation |
| CN110308147A (en) * | 2019-05-31 | 2019-10-08 | 吴江朗科化纤有限公司 | A kind of intelligent inspection method of synthetic fiber spinning technique the Silk Road |
| CN110308147B (en) * | 2019-05-31 | 2022-09-16 | 苏州朗科智能制造有限公司 | Intelligent inspection method for chemical fiber spinning process yarn path |
| CN112030243A (en) * | 2020-08-26 | 2020-12-04 | 广东工业大学 | Multi-needle head staggered direct-writing electrostatic spinning device and grating line manufacturing method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20190113 |