CN101532183A - Receiving device for bilaterally collecting electric spinning polymer fiber tubes - Google Patents
Receiving device for bilaterally collecting electric spinning polymer fiber tubes Download PDFInfo
- Publication number
- CN101532183A CN101532183A CN200910068575A CN200910068575A CN101532183A CN 101532183 A CN101532183 A CN 101532183A CN 200910068575 A CN200910068575 A CN 200910068575A CN 200910068575 A CN200910068575 A CN 200910068575A CN 101532183 A CN101532183 A CN 101532183A
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- CN
- China
- Prior art keywords
- metal bar
- polymer fiber
- main frame
- track
- bilaterally
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 229920005594 polymer fiber Polymers 0.000 title claims abstract description 17
- 238000009987 spinning Methods 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 64
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 abstract description 33
- 239000000463 material Substances 0.000 abstract description 11
- 230000002146 bilateral effect Effects 0.000 abstract 2
- 210000004204 blood vessel Anatomy 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 229920000642 polymer Polymers 0.000 description 5
- 108010010803 Gelatin Proteins 0.000 description 4
- 238000001523 electrospinning Methods 0.000 description 4
- 239000008273 gelatin Substances 0.000 description 4
- 229920000159 gelatin Polymers 0.000 description 4
- 235000019322 gelatine Nutrition 0.000 description 4
- 235000011852 gelatine desserts Nutrition 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229920001610 polycaprolactone Polymers 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000004632 polycaprolactone Substances 0.000 description 3
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- RHQDFWAXVIIEBN-UHFFFAOYSA-N Trifluoroethanol Chemical compound OCC(F)(F)F RHQDFWAXVIIEBN-UHFFFAOYSA-N 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000009881 electrostatic interaction Effects 0.000 description 1
- 238000010041 electrostatic spinning Methods 0.000 description 1
- 210000002683 foot Anatomy 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000520 microinjection Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Landscapes
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Nonwoven Fabrics (AREA)
Abstract
The invention discloses a receiving device for bilaterally collecting electric spinning polymer fiber tubes and aims at providing the device for preparing a porous fiber tubular material which is composed of two types of polymer fiber and has the even wall thickness on the radial direction and the axial direction. The bilateral receiving device comprises a receiving frame system which is independent of a host box body, a controllable regulation system for rotation speed of a metal rod, a rotating disc-connecting rod system which drives the metal rod to do the gradient non-uniform motion on the horizontal direction and a controllable pause system of the host box body arranged at two ends of a track. Wherein, the receiving frame system can realize the bilateral simultaneous collection of fiber; the controllable regulation system for the rotation speed of the metal rod can realize the adjustable speed of the received metal rod by over-regulation of the rotation speed of a speed control motor; the rotating disc-connecting rod system can realize the gradient non-uniform motion of a host on the horizontal direction; and the controllable pause system of the host box body arranged at two ends of the track can realize the controllable pause of the host box body at two ends of the track. The receiving device is applicable to preparing tissue engineering blood vessel stents and other porous fiber tubular materials.
Description
Technical field
The present invention relates to the equipment of collecting electric spinning polymer fibre pipe, the receiving system of different electric spinning polymer fibre pipes is collected in specifically a kind of rotation by receiving metal bar and translation from its both sides.
Background technology
In the electrostatic spinning process, the polymer solution at capillary exit place is drawn as the polymer fiber of diameter at micron to nano grade under the electrostatic interaction of several ten thousand volt high pressure, receiving system to zero potential sprays, solvent volatilizees fast in flight course, when receiving system is the metal bar of ground connection, fiber can take off the polymeric material that the back just can obtain tubulose at the surface deposition of its rotation.At present, can realize collecting a kind of electric spinning polymer fiber one-tenth pipe from receiving metal bar one side.Conventional device is equipped with the parallel metal rod at main frame casing front end, can rotate simultaneously and move horizontally, and receives a kind of electrospinning fibre from a side joint of vertical metal rod and forms tubular material.The defective of existing apparatus technology is: because the fiber blow-off point fixes, and metal bar carries out uniform motion in the horizontal direction, and the pipe that obtains is that two ends are thin, the shape of thick middle; The fiber blow-off point is positioned at track intermediate point dead ahead, therefore the fiber of phase orbit two ends injection is less, and original device returns when metal bar moves to the track two ends at once, can not provide adequate time to collect fiber, causes tube wall thick middle, the thin phenomenon in two ends; The rotating speed of original device metal rod is fixed, and is unfavorable for regulating according to the variation of spinning condition; Original device is fixed on the cabinet leading portion with metal bar, only receives fiber from a side joint, and the material at its back side can influence receiving efficiency, waste material, and limited the range of receiving of metal bar, and can't receive fibers from a plurality of directions, can not obtain the mixed uniformly tube material of fiber not of the same race.
Summary of the invention
The object of the present invention is to provide a kind of receiving system of collecting electric spinning polymer fibre pipe not of the same race from both sides, can overcome the shortcoming of prior art.This device can be used for two kinds of fibrous tubular materials of preparation in the electrospinning silk process technology, can process the many tubing that diameter is different simultaneously.The adjustable speed of every metal bar rotates and to have guaranteed that tube wall is at radially thickness homogeneous; The controlled pause at non-at the uniform velocity horizontal movement mode of the gradual change that the centre of mainframe box is fast, two ends are slow and track two ends guarantees that tube wall is at radially thickness homogeneous.The present invention is particularly useful for making even tube wall, the small-bore electrospinning fibre pipe that two kinds of materials are formed.
Critical piece of the present invention comprises: main frame, mainframe box, rotating disk-push and pull system, belt, belt drive unit, fixing metal bar device, travel switch, travel switch contact, time controller, metal bar, earth terminal, sink block, slide rail and base.
The present invention is described in detail as follows:
The receiving system of collecting electric spinning polymer fibre pipe not of the same race from both sides provided by the invention comprise the sink block system that is independent of the main frame casing, metal bar rotating speed the controllable adjustment system, drive metal bar and do the rotating disk-push and pull system of gradual change non-uniform movement and main frame casing controlled pause system four parts in the horizontal direction at the track two ends.
(1) is independent of the sink block system of main frame casing
The sink block system that is independent of the main frame casing is divided into metal bar fixture and insulation crust.
1, the metal bar fixture comprises the scroll chuck on right side and the parallel hole in left side, can mount and dismount the metal bar of many different-diameters on the scroll chuck flexibly, when pulling bevel pinion with spanner, three claws simultaneously to the center near or withdraw from the fixing metal bar of different-diameter; The metal bar other end gos deep into being used for the installation and removal of metal bar in the parallel hole, opposite; Many grounded metal rods are palisade and arrange.
2, insulation crust is made by pmma material.Because charged fiber tends to be deposited on the minimum part of electromotive force in the electric field, carried out behind the certain hour in spinning, the metal bar surface is owing to deposited certain fiber, electromotive force will no longer be zero, this moment, fiber was ejected into the lower place of insulation crust equipotential easily, therefore needed to install around sink block insulation crust.
(2) the controllable adjustment system of metal bar rotating speed
The controllable adjustment system of metal bar rotating speed is divided into belt drive unit and buncher.
1, belt drive unit is made up of belt wheel and belt, and belt wheel links to each other with scroll chuck, adopts S type strip winding between the belt wheel, increased the frictional force between belt and the belt wheel, belt passes a slit on the mainframe box, links to each other with buncher in the mainframe box, drives metal bar and rotates.
2, buncher can be realized the controllable adjustment of metal bar rotating speed, by setting the rotating speed of buncher, can regulate the rotating speed that receives metal bar continuously: after configuring the speed of buncher, open rotating switch, buncher rotates, by belt rotation is sent to belt wheel, belt wheel drives metal bar with identical speed rotation.
(3) drive rotating disk-push and pull system that metal bar is done the gradual change non-uniform movement in the horizontal direction
Translation motor and rotating disk-linkage can realize that mainframe box does fast, the slow gradual change non-uniform movement in two ends in the middle of the speed in the horizontal direction.Rotating disk is fixed on the motor crankshaft, is rotated by driven by motor; One end of connecting rod is fixed on the edge of rotating disk, and the other end is fixed on the mainframe box.When the driven by motor dial rotation, connecting rod one end is done the uniform circular motion of linear velocity, and the connecting rod other end drives mainframe box and does horizontal movement, and its speed is the sine value of linear velocity on the disk circumference, thereby realizes the gradual change non-uniform movement of horizontal direction.
In main frame casing both sides rotating speed control handle and rotating speed display floater are arranged.
(4) the main frame casing is in the controlled pause system at track two ends
The main frame casing is divided into base-railroad and time controller-stroke switchgear in the controlled pause system at track two ends.
1, base is made by insulating materials, is used to support mainframe box and insulation frame; Four foots can pass through internal whorl rotation and lifting, the balance of regulator; Binding post is guided to by internal wiring on the metal bar fixture on sink block right side, and binding post links to each other with ground wire and can make every metal bar good earth, and slide rail is installed on the base.
2, time controller can be realized the controlled pause of mainframe box at the track two ends, when mainframe box moves to the track two ends, the touching travel switch, start-up time controller, after the time of pause setting, the motor backward rotation, main frame moves round about.
At free control handle in main frame casing both sides and time showing panel.
The present invention compared with prior art has following characteristics:
When 1, opening mobile system and rotation system power supply simultaneously, metal bar is rotated and horizontal gradual change non-uniform movement simultaneously;
2, regulate the time control handle and can regulate the time of staying of metal bar, thereby make the wall thickness of the tubular material that receives keep even in the axial direction at the track two ends;
3, regulate the velocity of rotation that the rotating speed control handle can be set metal bar, thus guarantee tube wall diametrically evenly;
4, Zhuan Zhi sink block is that the both sides that are independent of main frame casing top are the structure of open type, be fixed in the sink block and receive metal bar, two kinds of electrospinning fibres respectively from both sides by the insulation crust window, be sprayed onto on the parallel reception metal bar of ground connection;
5, the whole insulating materials that uses of machine is made, and improves the receiving efficiency of polymer fiber, prevents that simultaneously polymer fiber from depositing on the fuselage, causes the waste of raw material.
Description of drawings
Fig. 1 is a plane of the present invention mechanical structure schematic diagram;
Fig. 2 is the three-dimensional machinery structural representation;
Fig. 3 is the photo of the resulting fiber tubing of Application Example.
As shown in Figure 1, 2: 1, base; 2, slide rail; 3, travel switch; 4, time controller; 5, translation power motor; 6, rotating disk; 7, connecting rod; 8, rotational power buncher; 9, metal bar fixture; 10, belt drive unit; 11, metal bar; 12, sink block; 13, earth terminal; 14, switch panel; 15, show the adjusting panel.
As shown in Figure 3: fine fibre is the PCL fiber, and crude fibre is a gelatin fiber, proves that this device can be collected to obtain two kinds of mixed uniformly tube materials of fiber.
The specific embodiment
After opening switch 14, the translation power motor 5 of main frame inside and rotational power buncher 8 drive metal bar and do back and forth not at the uniform velocity translational motion in the horizontal direction, metal bar uniform rotation simultaneously.The rotating speed of metal bar and the adjusting knob of being regulated on the panel 15 by demonstration in the time of staying at track two ends are controlled respectively.
Application Example
Number-average molecular weight is the mixed solvent dissolving that chloroform: methyl alcohol=5:1 use in 80,000 polycaprolactone chopping back, is made into concentration and is 10% viscous solution, and gelatin particle dissolves with trifluoroethanol that to be made into concentration be 10% solution.Place two micro-injection pumps respectively in the device both sides, two kinds of solution are joined respectively in two syringes, be placed on respectively on two syringe pumps.It is 18 kilovolts that voltage is set, and the flow velocity of polycaprolactone and gelatin solution is 1ml/h, the fiber thread that solution sprays fast at the syringe needle interruption-forming.
The internal diameter of polymer fiber pipe can not waited from 1mm to 5mm by the decision of metal bar diameter.The effective length of pipe is 12cm, and wall thickness is about 0.5mm, and polymer fiber has two kinds of thicknesses, and crude fibre is a gelatin fiber, the about 1-3 micron of diameter; Fine fibre is the polycaprolactone fiber, the about 400-600 nanometer of diameter.Fiber pattern such as Fig. 3.
Claims (5)
1, a kind of receiving system of bilaterally collecting electric spinning polymer fiber tubes is characterized in that it comprises the sink block system that is independent of the main frame casing; The controllable adjustment system of metal bar rotating speed; Driving metal bar does the rotating disk-push and pull system of gradual change non-uniform movement and the main frame casing controlled pause system at the track two ends in the horizontal direction and constitutes.
2, the receiving system of bilaterally collecting electric spinning polymer fiber tubes according to claim 1, it is characterized in that, the described sink block system that is independent of the main frame casing, wherein receive metal bar and independently be installed on main frame casing top, frame is that insulating materials is made, metal bar is fixed by scroll chuck, and is connected with belt wheel; The metal bar both sides all can receive the electric spinning polymer fiber.
3, the receiving system of bilaterally collecting electric spinning polymer fiber tubes according to claim 1, it is characterized in that, the controllable adjustment system of described metal bar rotating speed, the motor that wherein drives the metal bar rotation is a buncher, its control handle and display floater are connected on the panel of main frame casing both sides by circuit respectively, motor rotates by the belt driving band movable belt pulley, receives the metal bar rotation thereby drive, and can control to adjust the rotating speed that receives metal bar by regulating rotating speed of motor.
4, the receiving system of bilaterally collecting electric spinning polymer fiber tubes according to claim 1, it is characterized in that, described driving metal bar is done the rotating disk-push and pull system of gradual change non-uniform movement in the horizontal direction, wherein, a disk has been installed on the motor shaft of drive case horizontal movement, can have been rotated with motor; Other installs a connecting rod, and one end and disk border are fixed, and the other end and main frame casing are fixed; When the driven by motor dial rotation, connecting rod one end is done the uniform circular motion of linear velocity, and the connecting rod other end drives mainframe box and does horizontal movement, and its speed is the sine value of linear velocity on the disk circumference, thereby realizes the gradual change non-uniform movement of horizontal direction.
5, connecing of bilaterally collecting electric spinning polymer fiber tubes according to claim 1 put the receipts dress, it is characterized in that described main frame casing is in the controlled pause system at track two ends, wherein, at the track two ends time controller has been installed, has been linked to each other with travel switch by circuit; When mainframe box moves to the track two ends, touch travel switch, the opening time controller makes mainframe box after the time of setting is paused at two ends, the motor counter-rotating, mainframe box moves round about.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100685756A CN101532183B (en) | 2009-04-22 | 2009-04-22 | Receiving device for bilaterally collecting electric spinning polymer fiber tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100685756A CN101532183B (en) | 2009-04-22 | 2009-04-22 | Receiving device for bilaterally collecting electric spinning polymer fiber tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101532183A true CN101532183A (en) | 2009-09-16 |
| CN101532183B CN101532183B (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100685756A Active CN101532183B (en) | 2009-04-22 | 2009-04-22 | Receiving device for bilaterally collecting electric spinning polymer fiber tubes |
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| Country | Link |
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| CN (1) | CN101532183B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556239A (en) * | 2013-11-22 | 2014-02-05 | 苏州大学 | Collecting device and collecting method for batch preparation of electrostatic spinning tubular fiber supports |
| CN106591121A (en) * | 2016-11-30 | 2017-04-26 | 广州博敏科技有限公司 | Rotation culture chamber and rotation pulsation culture system |
| CN108525015A (en) * | 2017-03-13 | 2018-09-14 | 南开大学 | It is engineered arterial vascular method by structure in skeleton body of melt-spinning fiber |
| CN108754634A (en) * | 2018-05-24 | 2018-11-06 | 广州迈普再生医学科技股份有限公司 | Electrostatic spinning reception device prepares the method and tubular bracket for being orientated electrostatic spinning tubular bracket |
| CN109930210A (en) * | 2019-04-02 | 2019-06-25 | 闽江学院 | A kind of electrostatic spinning micro nanometer fiber collection apparatus for placing |
-
2009
- 2009-04-22 CN CN2009100685756A patent/CN101532183B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103556239A (en) * | 2013-11-22 | 2014-02-05 | 苏州大学 | Collecting device and collecting method for batch preparation of electrostatic spinning tubular fiber supports |
| CN103556239B (en) * | 2013-11-22 | 2016-08-17 | 苏州大学 | Batch prepares collection device and the collection method of electrostatic spinning tubular fiber support |
| CN106591121A (en) * | 2016-11-30 | 2017-04-26 | 广州博敏科技有限公司 | Rotation culture chamber and rotation pulsation culture system |
| CN106591121B (en) * | 2016-11-30 | 2019-04-05 | 广州博敏科技有限公司 | Rotating and culturing room and rotary pulse culture systems |
| CN108525015A (en) * | 2017-03-13 | 2018-09-14 | 南开大学 | It is engineered arterial vascular method by structure in skeleton body of melt-spinning fiber |
| CN108754634A (en) * | 2018-05-24 | 2018-11-06 | 广州迈普再生医学科技股份有限公司 | Electrostatic spinning reception device prepares the method and tubular bracket for being orientated electrostatic spinning tubular bracket |
| CN108754634B (en) * | 2018-05-24 | 2021-05-18 | 广州迈普再生医学科技股份有限公司 | Electrostatic spinning receiving device, method for preparing oriented electrostatic spinning tubular support and tubular support |
| CN109930210A (en) * | 2019-04-02 | 2019-06-25 | 闽江学院 | A kind of electrostatic spinning micro nanometer fiber collection apparatus for placing |
| CN109930210B (en) * | 2019-04-02 | 2020-06-05 | 闽江学院 | Electrostatic spinning micro-nano fiber collecting and placing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101532183B (en) | 2011-03-30 |
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Effective date of registration: 20200409 Address after: 310018 room 4-401-3, floor 4, building 4, hece science and technology center, No. 500, QiaoXin Road, Xiasha street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Patentee after: Hangzhou Luoyi Medical Technology Co.,Ltd. Address before: 300071 Tianjin city Wei Jin Road No. 94 Patentee before: NANKAI University |
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Effective date of registration: 20200429 Address after: 310018 room 4-401-1, 4-401-2, building 4, Heke technology center, No. 500, QiaoXin Road, Xiasha street, Qiantang New District, Hangzhou City, Zhejiang Province Patentee after: Lingbo Biotechnology (Hangzhou) Co.,Ltd. Address before: 310018 room 4-401-3, floor 4, building 4, hece science and technology center, No. 500, QiaoXin Road, Xiasha street, Hangzhou Economic and Technological Development Zone, Zhejiang Province Patentee before: Hangzhou Luoyi Medical Technology Co.,Ltd. |
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Denomination of invention: Receiving device for collecting electrospun polymer fiber tubes on both sides Effective date of registration: 20210330 Granted publication date: 20110330 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: Lingbo Biotechnology (Hangzhou) Co.,Ltd. Registration number: Y2021330000256 |
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Date of cancellation: 20220518 Granted publication date: 20110330 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: Lingbo Biotechnology (Hangzhou) Co.,Ltd. Registration number: Y2021330000256 |
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Denomination of invention: Receiving device for collecting electrospun polymer fiber tube on both sides Effective date of registration: 20220701 Granted publication date: 20110330 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: Lingbo Biotechnology (Hangzhou) Co.,Ltd. Registration number: Y2022330001193 |
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Date of cancellation: 20231024 Granted publication date: 20110330 Pledgee: Hangzhou High-tech Financing Guarantee Co.,Ltd. Pledgor: Lingbo Biotechnology (Hangzhou) Co.,Ltd. Registration number: Y2022330001193 |