CN212017781U - Automatic production device for water-based nano silver wire conductive ink - Google Patents
Automatic production device for water-based nano silver wire conductive ink Download PDFInfo
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- CN212017781U CN212017781U CN202020019917.7U CN202020019917U CN212017781U CN 212017781 U CN212017781 U CN 212017781U CN 202020019917 U CN202020019917 U CN 202020019917U CN 212017781 U CN212017781 U CN 212017781U
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Abstract
The utility model relates to a water-based silver nanowire conductive ink, concretely relates to water-based silver nanowire conductive ink automated production device includes: the system comprises a material storage device, a premixing device, a filtering and defoaming device, a main reaction device and a control system; the material storage device is formed by connecting at least two material storage tanks in parallel, and the premixing device is connected with the material storage device; the filtering and defoaming device comprises a first filtering tower and a second filtering tower; the first filter tower is connected with the material storage device and the premixing device; the main reaction device is respectively connected with the first filter tower and the material storage device; the second filtering tower is connected with the main reaction device; the control system is respectively and electrically connected with the material storage device, the premixing device, the filtering and defoaming device and the main reaction device. The utility model discloses a water-based silver nanowire conductive ink automated production device, the physical and chemical parameter of ability real-time supervision product, precision in the control printing ink production process that can be accurate makes the printing ink product quality of production stable.
Description
Technical Field
The utility model relates to a water-based silver nanowire conductive ink, concretely relates to water-based silver nanowire conductive ink automated production device.
Background
The nano silver wire is used for replacing ITO (indium tin oxide) materials, and is an optimal substitute of the current ITO due to the excellent conductive, light-transmitting and bending performances, the application of a coating process to mass production of the transparent conductive film and low production cost. In the process of producing the nano silver wire transparent conductive film, besides the coating technology is very important, the nano silver wire conductive ink is more critical, in the traditional production, the nano silver wire is manually operated in the process of synthesizing to the finished product ink, errors are easily generated by the manual operation, so that the quality and the quality stability of the conductive ink have certain fluctuation, and although the fluctuation is small, the butterfly effect is possibly caused at the rear end, and the butterfly effect cannot be ignored. Therefore, the indexes in the production process of the silver nanowire conductive ink are quantized, and the establishment of an automatic production device of the silver nanowires is very important.
SUMMERY OF THE UTILITY MODEL
The utility model provides a control accuracy that water based nanometer silver line conductive ink automated production device can be accurate makes the stable quality of the rice silver line conductive ink who prepares.
The utility model adopts the following technical scheme:
the utility model provides a waterborne nanometer silver line conductive ink automated production device which characterized in that includes: the system comprises a material storage device, a premixing device, a filtering and defoaming device, a main reaction device and a control system;
the storage device is formed by connecting at least two storage tanks in parallel, and the storage tanks are used for respectively storing reaction raw materials;
the premixing device is connected with the material storage device and is used for mixing reaction raw materials;
the filtering and defoaming device comprises a first filtering tower and a second filtering tower;
the first filtering tower is connected with the material storage device and the premixing device and is used for filtering and defoaming the reaction raw materials, and the raw materials treated by the first filtering tower are conveyed into the main reaction device;
the main reaction device is respectively connected with the first filter tower and the storage device and is used for generating the nano silver wire conductive ink;
the second filtering tower is connected with the main reaction device and is used for defoaming the finished products obtained by the reaction, and the finished products treated by the second filtering tower are conveyed to a finished product tank for storage;
the control system is respectively electrically connected with the material storage device, the premixing device, the filtering and defoaming device and the main reaction device and is used for controlling the material storage device, the premixing device, the filtering and defoaming device and the main reaction device to work.
Furthermore, the automatic production device for the water-based nano silver wire conductive ink further comprises a metering pump, wherein the metering pump is connected with the storage device and used for metering the addition amount of each reaction raw material, and the metering pump is electrically connected with the control system and used for feeding back a metering signal to the control system.
Further, a water-based nano silver line conductive ink automated production device still includes the intermediate tank body, and the intermediate tank body links to each other with storage device and main reaction unit respectively, and reaction raw materials carries to the internal activation that carries out of intermediate tank, and the raw materials after the activation is carried to main reaction unit, and the intermediate tank body is connected with the control system electricity, and the work of the control system control intermediate tank body.
Further, the automatic production device for the water-based nano silver wire conductive ink further comprises a monitoring device, the monitoring device is connected with the main reaction device and the second filter tower and used for monitoring physical and chemical data of finished products, the monitoring device is electrically connected with the control system, and the control system controls the monitoring device to work.
Further, the monitoring device comprises a low-field nuclear magnetism online monitoring system and a viscosity sensor.
Further, the premixing device consists of a premixing tank, a gravity sensor, a stirring device, a nitrogen protection device and a pressure relief device, wherein the stirring device is arranged in the premixing tank and is used for stirring and mixing the raw materials; the gravity sensor is electrically connected with the control system and used for detecting the total amount of the raw materials in the premixing tank; the nitrogen protection device and the pressure relief device are used for protecting the premixing device.
Furthermore, the first filtering tower and the second filtering tower have the same structure and comprise a feeding pipe, a filtering column and a buffer layer, the filtering column is divided into an upper part and a lower part, each part of the filtering column consists of a filter screen, and the buffer layer is positioned between the upper part and the lower part of the filtering column.
Furthermore, the aperture of the filter screen on the upper part of the filter column is 50 μm, and the aperture of the filter screen on the lower part of the filter column is 25 μm.
Furthermore, the inclination angle of the filter screen in the filter column is 15-25 degrees.
Furthermore, the main reaction device comprises a reaction tank, a stirring device is arranged in the reaction tank, a temperature control device is arranged on the reaction tank, and a temperature sensor is arranged on the reaction tank.
The utility model discloses following beneficial effect is reached:
(1) the utility model discloses an automatic production device of water-based nano silver wire conductive ink, which can monitor the physical and chemical parameters of the finished ink product in the production process of the ink in real time through a control system, and can accurately control the precision in the production process of the ink to ensure that the quality of the produced ink product is stable, thereby ensuring that the quality of the produced nano silver wire transparent conductive film meets the requirements;
(2) the utility model discloses an automatic production device of water-based nano silver wire conductive ink, which effectively improves the production efficiency of the water-based nano silver wire conductive ink and also prevents the influence of manual operation errors on the quality and the quality stability of the conductive ink by controlling each process through an automatic system;
(3) the utility model discloses a filtering and defoaming device is arranged in an automatic production device of water-based nano silver wire conductive ink, and the filtering and defoaming device can defoam reaction raw materials and finished ink products, thereby effectively reducing bubbles in the ink and improving the quality of the nano silver wire transparent conductive film;
(4) the utility model discloses an automatic production device of water-based silver nanowire conductive ink, which comprises a metering pump, wherein the metering pump is used for metering the addition amount of reaction raw materials and feeding back the addition amount to a control system in time, so that the precision of the silver nanowire conductive ink in the production process can be effectively improved;
(5) the utility model discloses an automatic production device of water-based nano silver wire conductive ink, which comprises a tundish body, wherein the tundish body activates reaction raw materials, so that the efficiency of the reaction process is improved;
(6) the utility model discloses a water-based silver nanowire conductive ink automated production device includes monitoring devices for monitoring off-the-shelf physics and chemistry data, further improve the quality of the printing ink that prepares.
Drawings
For a clearer explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of an automatic production apparatus for aqueous silver nanowire conductive ink according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of an automatic production apparatus for aqueous silver nanowire conductive ink according to another embodiment of the present invention;
FIG. 3 is a schematic structural view of a filtration tower according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a control system in an implementation of the present invention;
the system comprises a storage device 1, a metering pump 2, a premixing device 3, an intermediate tank 4, a filtering and defoaming device 5, a main reaction device 6, a monitoring device 7, a feeding pipe 8, a filtering column 9, a buffer layer 10, a main control CPU 11, a computer console 12, a storage tank 13, a first filtering tower 51 and a second filtering tower 52.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, as an embodiment of the present invention, the utility model discloses an automatic production device for aqueous nano silver wire conductive ink, which comprises a storage device 1, a premixing device 3, a filtering and defoaming device 5, a main reaction device 6 and a control system (not shown in the figure). The material storage device 1 is formed by connecting at least two material storage tanks 13 in parallel, the material storage tanks 13 are provided with a constant temperature device, each material storage tank 13 is provided with a feeding hole, and the material storage tanks 13 are used for respectively storing reaction raw materials; the premixing device 3 is connected with the material storage device 1 and is used for mixing reaction raw materials; the filtering and defoaming device 5 comprises a first filtering tower 51 and a second filtering tower 52; the first filtering tower 51 is connected with the material storage device 1 and the premixing device 3 and is used for filtering and defoaming reaction raw materials, and the raw materials treated by the first filtering tower 51 are conveyed into the main reaction device 6; the main reaction device 6 is respectively connected with the first filter tower 51 and the storage device 3 and is used for generating the nano silver wire conductive ink; the second filtering tower 52 is connected with the main reaction device 6 and is used for defoaming the finished products obtained by the reaction, and the finished products treated by the second filtering tower 52 are conveyed to a finished product tank (not shown in the figure) for storage; the control system is respectively electrically connected with the material storage device 1, the premixing device 3, the filtering and defoaming device 5 and the main reaction device 6 and is used for controlling the material storage device 1, the premixing device 3, the filtering and defoaming device 5 and the main reaction device 6 to work.
According to the automatic production device for the water-based silver nanowire conductive ink, the physical and chemical parameters of the ink finished product in the production process of the ink can be monitored in real time through the control system, the precision in the production process of the ink can be accurately controlled, the quality of the produced ink product is stable, and therefore the quality of the produced silver nanowire transparent conductive film is guaranteed to meet the requirements.
As shown in fig. 2, as another embodiment of the present invention, an automatic production apparatus for aqueous nano silver wire conductive ink is disclosed, comprising: the device comprises a material storage device 1, a metering pump 2, a premixing device 3, an intermediate tank 4, a filtering and defoaming device 5, a main reaction device 6, a monitoring device 7 and a control system (not shown in the figure).
The material storage device 1 is formed by connecting at least two material storage tanks 13 in parallel, the material storage tanks 13 are provided with a constant temperature device, each material storage tank 13 is provided with a feeding hole, and the material storage tanks 13 are used for respectively storing reaction raw materials; the metering pump 2 is connected with the storage device 1 and is used for metering the addition amount of each reaction raw material; the reaction raw materials with definite content which are metered by a metering pump 2 are conveyed into a premixing device 3, an intermediate tank 4, a filtering and defoaming device 5 and a main reaction device 6; meanwhile, the intermediate tank 4 is connected with the material storage device 1 and the main reaction device 6, part of the reaction raw materials in the material storage tank 13 are conveyed into the intermediate tank 4 for activation, and the activated raw materials are conveyed to the main reaction device 6; the filtering and defoaming device 5 comprises a first filtering tower 51 and a second filtering tower 52; the first filtering tower 51 is connected with the material storage device 1 and the premixing device 3 and is used for filtering and defoaming reaction raw materials, and the raw materials treated by the first filtering tower 51 are conveyed into the main reaction device 6; the main reaction device 6 is respectively connected with the first filter tower 51 and the storage device 3 and is used for generating the nano silver wire conductive ink; the second filtering tower 52 is connected with the main reaction device 6 and is used for defoaming the finished products obtained by the reaction, and the finished products treated by the second filtering tower 52 are conveyed to a finished product tank (not shown in the figure) for storage; the conductive ink generated in the main reaction device 6 is also monitored by a monitoring device 7 connected between the main reaction device 6 and the second filtering tower 52 before being sent to the second filtering tower 52 for processing, so as to monitor the physical and chemical data of the finished product.
The control system is respectively electrically connected with the material storage device 1, the metering pump 2, the premixing device 3, the intermediate tank 4, the filtering and defoaming device 5, the main reaction device 6 and the monitoring device 7 and is used for controlling the material storage device 1, the metering pump 2, the premixing device 3, the intermediate tank 4, the filtering and defoaming device 5, the main reaction device 6 and the monitoring device 7 to work.
Preferably, the monitoring device 6 comprises a low-field nuclear magnetic on-line monitoring system and a viscosity sensor.
Preferably, the premixing device 3 is composed of a premixing tank, a gravity sensor, a stirring device, a nitrogen protection device and a pressure relief device, wherein the stirring device is arranged in the premixing tank and is used for stirring and mixing the raw materials; the gravity sensor is electrically connected with the control system and used for detecting the total amount of the raw materials in the premixing tank and comparing the total amount with a metering signal fed back to the control system by the metering pump 2; the nitrogen protection device and the pressure relief device are used for protecting the premixing device. The premixing device 3 is mainly used for premixing partial key materials and accurately verifying the proportioning of the raw materials through the electric connection of a gravity sensor and a control system.
Preferably, as shown in fig. 3, the first filtering tower 51 and the second filtering tower 51 have the same structure, and include a feeding pipe 8, a filtering column 9 and a buffer layer 10, wherein the filtering column 9 is divided into an upper part and a lower part, each filtering column is composed of a filtering net, and the buffer layer is located between the upper part and the lower part of the filtering column.
Preferably, the pore diameter of the filter screen on the upper part of the filter column is 50 μm, and the pore diameter of the filter screen on the lower part of the filter column is 25 μm.
Preferably, the feeding pipe 8 is a hose, and the hose can play a buffering role on materials entering the filter tower, so that the impact force of the materials can be effectively reduced, and the generation of foams is reduced.
Preferably, the inclination angle of the filter screen in the filter column 9 is 15-25 °. The filter screen with a certain inclination angle can effectively separate and filter impurities of the nano silver wire protoplasm.
Preferably, the cushioning layer 10 is made of polyester fibers, which has a good effect of inhibiting foam in the material.
Preferably, the main reaction device 6 includes a reaction tank (not shown), a stirring device is disposed in the reaction tank, a temperature control device is disposed on the reaction tank, and a temperature sensor is disposed on the reaction tank. The temperature sensor is electrically connected with the control system and feeds the temperature in the reaction tank back to the control system in time. The main reaction device is a production site of the nano silver wire ink.
Preferably, as shown in fig. 4, the control system includes a master CPU 11 and a computer console 12.
The utility model discloses a production process of water-based nanometer silver line conductive ink automated production device is as follows:
storage device 1 comprises storage tank 13 of ten parallel designs, is used for storing the solvent respectively: ethanol, isopropanol, and ultrapure water; resin: aqueous polyurethane; auxiliary agent: surfactants, rheology agents, initiators, wetting agents; nano silver wire primary pulp and adhesive.
The control system instructs three solvents (ethanol, isopropanol and ultrapure water) and resin (waterborne polyurethane) in the material storage device 1 to be conveyed to a premixing device 3 through a metering pump 2, the premixing device 3 premixes the solvents and the resin in proportion, and the premixed raw materials are filtered by a first filter tower 51 and then injected into a main reaction device 6; the metering pump 2 feeds back the metering signal to the control system, the gravity sensor in the premixing device 3 feeds back the signal to the control system, and the control system compares the signal fed back by the gravity sensor with the metering signal of the metering pump 2 to monitor the conveying amount of the raw materials in the material storage device 1.
After the reactants in the main reaction device 6 are stirred, mixed and kept at a constant temperature for half an hour by a control system, the temperature is firstly increased to 60 ℃, then is reduced to 40 ℃ and is then increased to 60 ℃; the control system instructs the auxiliary agent (initiator) in the storage device 1 to be conveyed to the intermediate tank 4 through the metering pump 2, and the auxiliary agent (initiator) is activated by the intermediate tank 4 and then conveyed to the main reaction device 6; the control system instructs the adhesive in the storage device 1 to be conveyed to the first filtering tower 51 through the metering pump 2, and the adhesive is filtered, defoamed and conveyed to the main reaction device 6.
After the main reaction device 6 is stirred for half an hour at constant temperature, the control system instructs the nano silver wire raw stock in the storage device 1 to be conveyed into the first filtering tower 51 through the metering pump 2, and the nano silver wire raw stock is conveyed into the main reaction device 6 after being filtered and defoamed; the control system instructs the auxiliary agents such as rheological agent, surface active agent and the like in the material storage device 1 to be directly added into the main reaction device 6.
And (3) fully stirring and mixing the reaction raw materials in the main reaction device 6 for 12 hours, conveying the reaction raw materials to a second filtering tower 52 through a monitoring device 7, and filtering and defoaming to obtain a finished product of the ink.
To sum up, the utility model discloses an automatic production device of water-based silver nanowire conductive ink, which can monitor the physical and chemical parameters of the product in real time, can accurately control the precision in the production process of the ink, and can stabilize the quality of the produced ink product, thereby ensuring that the quality of the produced silver nanowire transparent conductive film meets the requirements; all processes are controlled by an automatic system, so that the production efficiency of the water-based nano silver wire conductive ink is effectively improved, and the influence of manual operation errors on the quality and the quality stability of the conductive ink is also prevented.
The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.
Claims (9)
1. The utility model provides a waterborne nanometer silver line conductive ink automated production device which characterized in that includes: the system comprises a material storage device, a premixing device, a filtering and defoaming device, a main reaction device and a control system;
the storage device is formed by connecting at least two storage tanks in parallel, and the storage tanks are used for storing reaction raw materials respectively;
the premixing device is connected with the material storage device and is used for mixing reaction raw materials;
the filtering and defoaming device comprises a first filtering tower and a second filtering tower;
the first filtering tower is connected with the material storage device and the premixing device and is used for filtering and defoaming reaction raw materials, and the raw materials treated by the first filtering tower are conveyed into the main reaction device;
the main reaction device is respectively connected with the first filter tower and the storage device and is used for generating the nano silver wire conductive ink;
the second filtering tower is connected with the main reaction device and is used for defoaming the finished products obtained by the reaction, and the finished products treated by the second filtering tower are conveyed to a finished product tank for storage;
the control system is respectively electrically connected with the material storage device, the premixing device, the filtering and defoaming device and the main reaction device and is used for controlling the work of the material storage device, the premixing device, the filtering and defoaming device and the main reaction device.
2. The automatic production device of the aqueous nano silver wire conductive ink according to claim 1, further comprising a metering pump, wherein the metering pump is connected with the storage device and used for metering the addition amount of each reaction raw material, and the metering pump is electrically connected with the control system and used for feeding back a metering signal to the control system.
3. The automatic production device of the water-based nano silver wire conductive ink according to claim 1, further comprising an intermediate tank, wherein the intermediate tank is respectively connected with the storage device and the main reaction device, reaction raw materials are conveyed into the intermediate tank for activation, the activated raw materials are conveyed to the main reaction device, and the intermediate tank is electrically connected with the control system.
4. The automatic production device of the aqueous nano silver wire conductive ink according to claim 1, further comprising a monitoring device, wherein the monitoring device is connected with the main reaction device and the second filter tower and is used for monitoring physicochemical data of a finished product, and the monitoring device is electrically connected with the control system.
5. The automatic production device of the aqueous nano silver wire conductive ink according to claim 4, wherein the monitoring device comprises a low-field nuclear magnetic on-line monitoring system and a viscosity sensor.
6. The automatic production device of the aqueous nano silver wire conductive ink according to claim 1, wherein the premixing device comprises a premixing tank, a gravity sensor, a stirring device, a nitrogen protection device and a pressure relief device, and the stirring device is arranged in the premixing tank and is used for stirring and mixing raw materials; the gravity sensor is electrically connected with the control system and is used for detecting the total amount of the raw materials in the premixing tank; the nitrogen protection device and the pressure relief device are used for protecting the premixing device.
7. The automatic production device of the water-based nano silver wire conductive ink as claimed in claim 1, wherein the first filter tower and the second filter tower have the same structure and comprise a feeding pipe, a filter column and a buffer layer, the filter column is divided into an upper part and a lower part, each filter column is composed of a filter screen, and the buffer layer is located between the upper part and the lower part of the filter column.
8. The automatic production device of the water-based nano silver wire conductive ink according to claim 7, wherein the inclination angle of the filter screen in the filter column is 15-25 °.
9. The automatic production device of the aqueous nano silver wire conductive ink according to claim 1, wherein the main reaction device comprises a reaction tank, a stirring device is arranged in the reaction tank, a temperature control device is arranged on the reaction tank, and a temperature sensor is arranged on the reaction tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020019917.7U CN212017781U (en) | 2020-01-06 | 2020-01-06 | Automatic production device for water-based nano silver wire conductive ink |
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| CN202020019917.7U CN212017781U (en) | 2020-01-06 | 2020-01-06 | Automatic production device for water-based nano silver wire conductive ink |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225869A (en) * | 2021-12-16 | 2022-03-25 | 深圳市华科创智技术有限公司 | Production device of transparent polyimide slurry |
| CN115415518A (en) * | 2022-08-31 | 2022-12-02 | 深圳市华科创智技术有限公司 | Purification system and purification method of metal nanowires |
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2020
- 2020-01-06 CN CN202020019917.7U patent/CN212017781U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114225869A (en) * | 2021-12-16 | 2022-03-25 | 深圳市华科创智技术有限公司 | Production device of transparent polyimide slurry |
| CN115415518A (en) * | 2022-08-31 | 2022-12-02 | 深圳市华科创智技术有限公司 | Purification system and purification method of metal nanowires |
| CN115415518B (en) * | 2022-08-31 | 2023-10-24 | 深圳市华科创智技术有限公司 | Purification system and purification method of metal nanowire |
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