Multi-nozzle reciprocating type electrostatic spinning machine

Abstract

The utility model discloses a multi-nozzle reciprocating type electrostatic spinning machine, which relates to the technical field of electrostatic spinning equipment, and comprises a mounting plate, a wind-up roll arranged above the mounting plate, a first supporting seat, a second supporting seat, a first rotating shaft, a plurality of first grooves, a plurality of second rotating wheels, a plurality of second rotating wheels and a plurality of third rotating wheels, the first rotating shaft sequentially penetrates through the multiple first grooves and drives the multiple first rotating wheels to rotate synchronously. The second supporting seat is provided with a plurality of second grooves, and second rotating wheels are arranged in the second grooves; the supporting table can move on the mounting plate in a reciprocating mode, a plurality of coating boxes are arranged on a top plate of the supporting table, the multiple coating boxes communicate with one another and communicate with a liquid supply pipe, and a polymer solution flows in the liquid supply pipe; the electrode wires penetrate through the coating box, are in contact with the polymer solution and are electrically connected with the high-voltage power supply. Through cooperation of the coating box and the electrode wire, the problems that a nozzle of an existing needle type electrostatic spinning machine is prone to being blocked, and production efficiency is low are solved, and good practicability is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrostatic spinning processing equipment, in particular to a multi-nozzle reciprocating electrostatic spinning machine. Background Art

[0002] Electrospinning is a common textile machinery that forms fiber threads by subjecting polymer solutions or molten polymers to high-voltage electrostatic treatment. This method can be used in a variety of applications such as the manufacture of textiles, filters, nanomaterials, and medical supplies. Its advantages include the production of fine filaments, the absence of chemicals, and low energy consumption. Electrospinning technology has broad application prospects in the fields of medicine, environmental protection, and energy.

[0003] The common needle-tube nozzle electrospinning machine often has needle clogging during use, and the needle needs to be cleaned frequently, resulting in low production efficiency. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a multi-nozzle reciprocating electrospinning machine to solve the problem that the existing needle tube nozzle type electrospinning machine often has needle clogging, and the needle needs to be cleaned frequently, resulting in low production efficiency.

[0005] In order to solve the above technical problems, the technical solution adopted by the utility model is: a multi-nozzle reciprocating electrostatic spinning machine, including a mounting plate, a winding roller is arranged above the mounting plate, and also includes: a first support seat, fixed to one end of the mounting plate, having a first rotating shaft and a plurality of first grooves, each of which is provided with a first rotating wheel, each of which is fixed to the outside of the first rotating shaft, the first rotating shaft passes through the plurality of first grooves in sequence and drives the plurality of first rotating wheels to rotate synchronously; a second support seat, fixed to the other end of the mounting plate, and arranged opposite to the first support seat, having a plurality of second grooves, each of which has a plurality of first rotating wheels. A second rotating wheel is arranged inside; a support table is located between the first supporting seat and the second supporting seat and can move back and forth on the mounting plate, a plurality of coating boxes are arranged on the top plate of the support table, the plurality of coating boxes are interconnected and connected with a liquid supply pipe, and a polymer solution flows in the liquid supply pipe; a plurality of electrode wires are arranged, and the number of the electrode wires is the same as the number of the coating boxes, the electrode wire is annular, passes through the coating box and contacts with the polymer solution, one end of the electrode wire is in rolling contact with the first rotating wheel, and the other end is in rolling contact with the second rotating wheel; and a high-voltage power supply is located on one side of the mounting plate and is electrically connected to the plurality of electrode wires.

[0006] A further improvement of the utility model is that the coating box includes an insulating shell, a liquid storage box and a cover body fixed on the top plate of the support platform, the liquid storage box is fixed on the top plate of the support platform, the cover body is detachably arranged above the liquid storage box, the insulating shell is located on the outside of the liquid storage box, symmetrical through holes are opened on the two side walls of the liquid storage box, the electrode wire is arranged through the through holes, the other two side walls of the liquid storage box are provided with sleeves, the liquid supply pipe is arranged through the sleeves, and the liquid supply pipe is located above the electrode wire.

[0007] A further improvement of the utility model is that: a plurality of liquid outlets are provided on the liquid supply pipe, and each liquid outlet is located in each liquid storage box.

[0008] A further improvement of the utility model is that: a plurality of collecting holes are also provided on the top plate of the support platform, and the collecting holes are located in the space formed by the insulating shell and the liquid storage box.

[0009] A further improvement of the utility model is that a liquid collecting trough is fixed below the top plate of the support platform, and the liquid collecting trough is located below the multiple collecting holes.

[0010] A further improvement of the utility model is that a third support seat and a third rotating shaft are arranged on the top of the second support seat, the third support seat is located on a side close to the first support seat, a plurality of third grooves are opened in the third support seat, and a third rotating wheel is arranged in each of the third grooves, the third rotating shaft passes through the plurality of third grooves in sequence, and each third rotating wheel is rotatably connected to the outer side of the third rotating shaft, and the high-voltage power supply is electrically connected to the third rotating shaft.

[0011] A further improvement of the present invention is that the third rotating shaft and the plurality of third rotating wheels are all made of conductive materials, and the plurality of electrode wires are electrically connected to the high voltage power supply through the plurality of third rotating wheels respectively.

[0012] A further improvement of the utility model is that a motor is arranged on one side of the first support seat, a main transmission wheel is fixed to the output end of the motor, a slave transmission wheel is fixed to the outer side of the first rotating shaft, and the main transmission wheel drives the slave transmission wheel to rotate through a belt.

[0013] A further improvement of the utility model is that two linear cylinders are arranged on the mounting plate, and the two ends of the support platform are respectively fixed on the two linear cylinders.

[0014] Due to the adoption of the above technical solution, the beneficial effects achieved by the utility model are:

[0015] The utility model drives the electrode wire to rotate cyclically through the interaction between the first rotating shaft, the second rotating shaft and the electrode wire, and cooperates with the reciprocating motion of the coating box, thereby avoiding the problem of needle clogging that often occurs when the existing needle tube nozzle type electrostatic spinning machine is in use, reducing the frequency of cleaning the needle, improving production efficiency, and having good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a multi-nozzle reciprocating electrospinning machine of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the third support base of a multi-nozzle reciprocating electrostatic spinning machine of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of a top view of a multi-nozzle reciprocating electrospinning machine of the utility model;

[0019] Figure 4 This is a structural schematic diagram of a front view of a multi-nozzle reciprocating electrospinning machine of the utility model;

[0020] Figure 5 for Figure 3 A schematic structural diagram of a bottom view of the liquid outlet in FIG.

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] 1. Mounting plate; 11. Linear cylinder; 2. First support seat; 21. First groove; 22. First rotating wheel; 23. First rotating shaft; 3. Second support seat; 31. Second groove; 32. Second rotating wheel; 4. Support table; 41. Coating box; 411. Insulating shell; 412. Liquid storage box; 413. Cover body; 414. Through hole; 415. Sleeve; 42. Liquid supply pipe; 421. Liquid outlet; 43. Collecting hole; 44. Liquid collecting tank; 5. Electrode wire; 6. High voltage power supply; 7. Third support seat; 71. Third rotating shaft; 72. Third groove; 73. Third rotating wheel; 8. Motor; 81. Main transmission wheel; 82. Slave transmission wheel. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] The present invention provides the following embodiments to describe the present invention in detail:

[0025] Example

[0026] refer to Figure 1-5 As shown, a multi-nozzle reciprocating electrospinning machine includes a mounting plate 1, and a winding roller is arranged above the mounting plate 1. In actual use, a lifting mechanism can also be installed below the mounting plate 1, such as a hydraulic cylinder, a threaded rod, etc., which can realize vertical movement. Such a device can cooperate with the winding roller above the mounting plate 1 to achieve different process requirements, which will not be elaborated in this application.

[0027] Specifically, the multi-nozzle reciprocating electrospinning machine of the present application also includes:

[0028] The first support seat 2 is fixed to one end of the mounting plate 1, and has a first rotating shaft 23 and a plurality of first grooves 21. The first grooves 21 are each provided with a first rotating wheel 22, and the plurality of first rotating wheels 22 are all fixed to the outer side of the first rotating shaft 23. The first rotating shaft 23 passes through the plurality of first grooves 21 in sequence and drives the plurality of first rotating wheels 22 to rotate synchronously. A motor 8 is provided on one side of the first support seat 2, and a main transmission wheel 81 is fixed to the output end of the motor 8, and a slave transmission wheel 82 is fixed to the outer side of the first rotating shaft 23. The main transmission wheel 81 drives the slave transmission wheel 82 to rotate through a belt.

[0029] The second support seat 3 is fixed to the other end of the mounting plate 1 and is arranged opposite to the first support seat 2, and has a plurality of second grooves 31, and second rotating wheels 32 are arranged in each of the second grooves 31;

[0030] The support platform 4 is located between the first support seat 2 and the second support seat 3, and can move back and forth on the mounting plate 1. Specifically, two linear cylinders 11 are provided on the mounting plate 1, and the two ends of the support platform 4 are respectively fixed on the two linear cylinders 11, and can reciprocate under the drive of the linear cylinders 11.

[0031] A plurality of coating boxes 41 are arranged on the top plate of the support platform 4, and the plurality of coating boxes 41 are interconnected and connected to a liquid supply pipe 42, in which a polymer solution flows; a plurality of electrode wires 5 are arranged, and the number of the electrode wires 5 is the same as the number of the coating boxes 41, and the electrode wire 5 is ring-shaped, passes through the coating box 41 and contacts with the polymer solution, one end of the electrode wire 5 is in rolling contact with the first rotating wheel 22, and the other end is in rolling contact with the second rotating wheel 32; a high-voltage power supply 6 is located on one side of the mounting plate 1, and is electrically connected to the plurality of electrode wires 5.

[0032] In the above structure, the spraying method of the polymer solution is changed from the traditional spraying from the needle to the method of cooperating through the coating box 4 and the electrode wire 5. When in use, the coating box 4 reciprocates, and the polymer solution in the liquid supply tube 42 contacts the electrode wire 5 and quickly turns into fiber threads under the action of high voltage electricity. And because the electrode wire 5 itself is also reciprocating, by adjusting the position of the coating box 4 and the circulation speed of the electrode wire 5, when working, the fiber threads formed by a back and forth stroke of the coating box 4 are added with the moving stroke of the electrode wire 5. Compared with the existing technology, the production efficiency is greatly improved.

[0033] Specifically, the coating box 41 includes an insulating shell 411, a liquid storage box 412 and a cover body 413 fixed on the top plate of the support platform 4. The liquid storage box 412 is fixed on the top plate of the support platform 4, and the cover body 413 is detachably arranged above the liquid storage box 412. The insulating shell 411 is located on the outside of the liquid storage box 412. Symmetrical through holes 414 are opened on the two side walls of the liquid storage box 412, and the electrode wire 5 is arranged through the through holes 414. Sleeves 415 are arranged on the other two side walls of the liquid storage box 412, and the liquid supply tube 42 is arranged through the sleeve 415, and the liquid supply tube 42 is located above the electrode wire 5.

[0034] To facilitate the discharge of liquid, a plurality of liquid outlets 421 are provided on the liquid supply pipe 42 , and each liquid outlet 421 is located in each liquid storage box 412 .

[0035] In order to prevent the polymer solution from overflowing, a plurality of collecting holes 43 are provided on the top plate of the support platform 4. The collecting holes 43 are located in the space formed by the insulating shell 411 and the liquid storage box 412. A liquid collecting tank 44 is fixed under the top plate of the support platform 4. The liquid collecting tank 44 is located under the plurality of collecting holes 43.

[0036] In order to better realize high-voltage power supply, a third support seat 7 and a third rotating shaft 71 are arranged on the top of the second support seat 3. The third support seat 7 is located on the side close to the first support seat 2. A plurality of third grooves 72 are opened in the third support seat 7, and a third rotating wheel 73 is arranged in each of the third grooves 72. The third rotating shaft 71 passes through the plurality of third grooves 72 in sequence, and each third rotating wheel 73 is rotatably connected to the outer side of the third rotating shaft 71, and the high-voltage power supply 6 is electrically connected to the third rotating shaft 71.

[0037] Specifically, the third rotating shaft 71 and the plurality of third rotating wheels 73 are both made of conductive materials, and the plurality of electrode wires 5 are electrically connected to the high-voltage power supply 6 through the plurality of third rotating wheels 73 .

[0038] In addition, it should be noted that the first rotor 22, the second rotor 32, and the liquid supply pipe 42 are all made of insulating materials, and the electrode wire 5 is a metal alloy with good electrical conductivity, such as copper-zinc alloy.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-nozzle reciprocating electrospinning machine, comprising a mounting plate (1), a winding roller being arranged above the mounting plate (1), characterized in that: Also includes: The first support seat (2) is fixed to one end of the mounting plate (1), and has a first rotating shaft (23) and a plurality of first grooves (21), wherein the first grooves (21) are each provided with a first rotating wheel (22), and the plurality of first rotating wheels (22) are each fixed to the outer side of the first rotating shaft (23), and the first rotating shaft (23) passes through the plurality of first grooves (21) in sequence and drives the plurality of first rotating wheels (22) to rotate synchronously; A second support seat (3) is fixed to the other end of the mounting plate (1) and is arranged opposite to the first support seat (2), and has a plurality of second grooves (31), each of which is provided with a second rotating wheel (32); A support platform (4) is located between the first support seat (2) and the second support seat (3) and can reciprocate on the mounting plate (1). A plurality of coating boxes (41) are arranged on the top plate of the support platform (4). The plurality of coating boxes (41) are interconnected and are connected to a liquid supply pipe (42). A polymer solution flows in the liquid supply pipe (42). The electrode wire (5) is provided in a plurality of pieces, the number of which is the same as the number of the coating boxes (41), the electrode wire (5) is ring-shaped, passes through the coating box (41) and contacts the polymer solution, one end of the electrode wire (5) is in rolling contact with the first rotating wheel (22), and the other end of the electrode wire (5) is in rolling contact with the second rotating wheel (32); and a high-voltage power source (6), which is located on one side of the mounting plate (1) and is electrically connected to the plurality of electrode wires (5).

2. The multi-nozzle reciprocating electrospinning machine according to claim 1, characterized in that: The coating box (41) comprises an insulating shell (411) fixed on the top plate of the support platform (4), a liquid storage box (412) and a cover body (413), wherein the liquid storage box (412) is fixed on the top plate of the support platform (4), and the cover body (413) is detachably arranged above the liquid storage box (412), the insulating shell (411) is located on the outside of the liquid storage box (412), and symmetrical through holes (414) are opened on the two side walls of the liquid storage box (412), and the electrode wire (5) is arranged through the through holes (414), and sleeves (415) are arranged on the other two side walls of the liquid storage box (412), and the liquid supply pipe (42) is arranged through the sleeve (415), and the liquid supply pipe (42) is located above the electrode wire (5).

3. The multi-nozzle reciprocating electrospinning machine according to claim 2, characterized in that: The liquid supply pipe (42) is provided with a plurality of liquid outlets (421), and each liquid outlet (421) is located in each liquid storage box (412).

4. The multi-nozzle reciprocating electrospinning machine according to claim 3, characterized in that: A plurality of collecting holes (43) are also provided on the top plate of the support platform (4), and the collecting holes (43) are located in the space formed by the insulating shell (411) and the liquid storage box (412).

5. The multi-nozzle reciprocating electrospinning machine according to claim 4, characterized in that: A liquid collecting trough (44) is fixed below the top plate of the support platform (4), and the liquid collecting trough (44) is located below the plurality of collecting holes (43).

6. The multi-nozzle reciprocating electrospinning machine according to claim 1, characterized in that: A third support seat (7) and a third rotating shaft (71) are arranged on the top of the second support seat (3); the third support seat (7) is located on a side close to the first support seat (2); a plurality of third grooves (72) are provided in the third support seat (7), and a third rotating wheel (73) is arranged in each of the third grooves (72); the third rotating shaft (71) passes through the plurality of third grooves (72) in sequence, and each third rotating wheel (73) is rotatably connected to the outer side of the third rotating shaft (71); and the high voltage power supply (6) is electrically connected to the third rotating shaft (71).

7. The multi-nozzle reciprocating electrospinning machine according to claim 6, characterized in that: The third rotating shaft (71) and the plurality of third rotating wheels (73) are both made of conductive materials, and the plurality of electrode wires (5) are electrically connected to the high-voltage power supply (6) via the plurality of third rotating wheels (73).

8. The multi-nozzle reciprocating electrospinning machine according to claim 1, characterized in that: A motor (8) is provided on one side of the first support seat (2); a main transmission wheel (81) is fixed to the output end of the motor (8); a slave transmission wheel (82) is fixed to the outer side of the first rotating shaft (23); and the main transmission wheel (81) drives the slave transmission wheel (82) to rotate via a belt.

9. The multi-nozzle reciprocating electrospinning machine according to claim 1, characterized in that: Two linear cylinders (11) are arranged on the mounting plate (1), and two ends of the support platform (4) are respectively fixed on the two linear cylinders (11).

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