Conductive silver paste preparation device

Abstract

The utility model relates to the technical field of electronic material preparation, and discloses a conductive silver paste preparation device which comprises a stirring barrel, a motor used for supplying energy is arranged at the top of the stirring barrel, a valve used for controlling the proportion is arranged at the top of the stirring barrel, a storage barrel used for storing a solvent is arranged at the top of the valve, and the motor is connected with the storage barrel. And a bracket for keeping stability is arranged at the bottom of the stirring barrel. According to the conductive silver paste preparation device, through cooperative arrangement of the stirring barrel and the motor, adhesion of silver paste in the device after preparation can be reduced during use, the influence on the re-preparation quality of the silver paste is avoided, through arrangement of the stirring barrel, the injection of silver paste raw materials can be more convenient, and meanwhile, the prepared silver paste can be taken out more quickly; and by arranging the motor, the silver paste can be stirred through rotation, so that the silver paste can be more quickly and uniformly mixed, meanwhile, the silver paste on the inner wall of the stirring barrel can be scraped, and the working efficiency of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic material preparation, in particular to a conductive silver paste preparation device. Background Art

[0002] The conductive silver paste preparation device is a device used to produce conductive silver paste. Conductive silver paste is mainly used to coat the surface of electronic components to improve their conductivity. The conductive silver paste preparation device is widely used in electronics, photovoltaics, automobiles and other industries. It is one of the important equipment for producing conductive silver paste. The conductive silver paste prepared by this device has good conductivity and adhesion, and can effectively improve the performance and reliability of electronic components.

[0003] Chinese patent announcement No. CN204229924U discloses a conductive silver paste preparation device, including a resin storage tank, a silver powder storage tank, a curing agent storage tank, a curing accelerator storage tank, a defoaming agent storage tank, a reactor, a slurry storage tank and a circulation pump. The reactor is provided with a raw material inlet, a circulating material inlet and a silver paste outlet, and has the advantages of simple structure, low cost and easy cleaning.

[0004] However, the utility model has the following problems when actually used:

[0005] 1. When the utility model is in use, the silver paste attached to the inside of the device cannot be effectively cleaned, which may cause the silver paste to solidify on the inner wall of the device after preparation, reduce the content of the silver paste after preparation, and reduce the working efficiency of the device;

[0006] 2. When the utility model is in use, it is impossible to accurately control the content of the solution injected. Excessive injection of solution may lead to a decrease in the quality of the silver paste, thereby reducing the practicality of the device. Utility Model Content

[0007] 1. Technical issues to be resolved

[0008] In order to overcome the above-mentioned defects of the prior art, the utility model provides a conductive silver paste preparation device, which solves the problems in the prior art:

[0009] 1. When the utility model is in use, the silver paste attached to the inside of the device cannot be effectively cleaned, which may cause the silver paste to solidify on the inner wall of the device after preparation, reduce the content of the silver paste after preparation, and reduce the working efficiency of the device;

[0010] 2. When the utility model is in use, it is impossible to accurately control the content of the solution injected. Excessive injection of solution may lead to a decrease in the quality of the silver paste, thereby reducing the practicality of the device.

[0011] (II) Technical solution

[0012] To achieve the above objectives, the utility model is implemented through the following technical solutions: a conductive silver paste preparation device, including a stirring barrel, a motor for power supply is provided on the top of the stirring barrel, a valve for controlling the ratio is provided on the top of the stirring barrel, a storage barrel for storing solvent is provided on the top of the valve, and a bracket for maintaining stability is provided on the bottom of the stirring barrel.

[0013] Optionally, a load-bearing plate for facilitating assembly is fixedly installed on the top of the mixing barrel, the top of the load-bearing plate is fixedly installed on the bottom of the valve, and a discharge pipe for discharging silver paste is fixedly connected to one side of the mixing barrel.

[0014] Optionally, a feed pipe for convenient material addition is fixedly connected to one side of the mixing barrel, and a protective cover for preventing silver paste from spilling is threadedly connected to the top of the feed pipe.

[0015] Optionally, a fixing plate for preventing shaking is fixedly connected to the bottom of the motor, and the bottom of the fixing plate is fixedly mounted to the top of the load-bearing plate.

[0016] Optionally, a rotating shaft for transmitting rotational force is clamped at the bottom of the motor, a scraper for reducing adhesion is fixedly connected to one side of the rotating shaft, and a blade for stirring is fixedly connected to the bottom of the rotating shaft.

[0017] Optionally, a flange for maintaining stability is fixedly connected to the top of the valve, the top of the flange is fixedly mounted to the bottom of the storage barrel, and a knob for controlling the flow rate is clamped on one side of the valve.

[0018] Optionally, a barrel cover for convenient addition of solvent is clamped on the top of the storage barrel, and scale lines for convenient observation are opened on one side of the storage barrel.

[0019] Optionally, an assembly ring for reinforcement is fixedly connected to the top of the bracket, the top of the assembly ring is fixedly mounted to the bottom of the mixing barrel, and a reinforcement rod for preventing deformation is fixedly connected to one side of the bracket.

[0020] (III) Beneficial effects

[0021] The utility model provides a conductive silver paste preparation device, which has the following beneficial effects:

[0022] 1. The conductive silver paste preparation device, through the coordinated setting of the stirring barrel and the motor, can reduce the adhesion of the silver paste inside the device after preparation during use, avoid affecting the quality of the silver paste preparation again, and improve the preparation efficiency of the silver paste. The setting of the stirring barrel can make the injection of the silver paste raw material more convenient, and the prepared silver paste can be taken out more quickly. The setting of the motor can stir the silver paste by rotation, so that the silver paste can be mixed more evenly faster. At the same time, the silver paste on the inner wall of the stirring barrel can be scraped to avoid the silver paste adhering to the inner wall of the stirring barrel, thereby increasing the working efficiency of the device.

[0023] 2. The conductive silver paste preparation device, through the coordinated setting of the valve and the storage barrel, can make the device more convenient to control the addition ratio of the organic solvent during use, so as to avoid adding too much or too little to affect the quality of the prepared silver paste. The setting of the valve can control the flow rate of the solution inside the storage barrel, so that the injection amount of the solution can be more conveniently controlled during injection. The setting of the storage barrel can more conveniently observe the content of the internal solution, thereby avoiding the user injecting too much solution, affecting the quality of the silver paste preparation, and increasing the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the mixing barrel of the utility model;

[0026] Figure 3 This is a schematic diagram of the motor structure of the utility model;

[0027] Figure 4 This is a schematic diagram of the valve structure of the utility model;

[0028] Figure 5 This is a schematic diagram of the storage barrel structure of the utility model;

[0029] Figure 6 This is a schematic diagram of the support structure of the utility model.

[0030] In the figure: 1. mixing barrel; 2. motor; 3. valve; 4. storage barrel; 5. bracket; 6. load-bearing plate; 7. discharge pipe; 8. inlet pipe; 9. protective cover; 10. fixing plate; 11. rotating shaft; 12. scraper; 13. blade; 14. flange; 15. knob; 16. barrel cover; 17. scale line; 18. assembly ring; 19. reinforcement rod. DETAILED DESCRIPTION

[0031] 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. 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.

[0032] Embodiment 1:

[0033] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a technical solution: a conductive silver paste preparation device, in order to enable the device to reduce the adhesion of the silver paste inside after preparation when in use, a stirring barrel 1 and a motor 2 are provided;

[0034] A motor 2 for power supply is provided on the top of the mixing barrel 1, a load-bearing plate 6 for facilitating assembly is fixedly installed on the top of the mixing barrel 1, the top of the load-bearing plate 6 is fixedly installed on the bottom of the valve 3, a discharge pipe 7 for discharging silver paste is fixedly connected to one side of the mixing barrel 1, a feed pipe 8 for facilitating feeding is fixedly connected to one side of the mixing barrel 1, a protective cover 9 for preventing silver paste from spilling is threadedly connected to the top of the feed pipe 8, a fixing plate 10 for preventing shaking is fixedly connected to the bottom of the motor 2, the bottom of the fixing plate 10 is fixedly installed on the top of the load-bearing plate 6, a rotating shaft 11 for transmitting rotational force is clamped on the bottom of the motor 2, a scraper 12 for reducing adhesion is fixedly connected to one side of the rotating shaft 11, and a blade 13 for stirring is fixedly connected to the bottom of the rotating shaft 11, so the setting of the load-bearing plate 6 can make the device more convenient. The device can be assembled conveniently, and the stability of the device after assembly is improved. The setting of the discharge pipe 7 can make it easier for the user to take out the silver paste after the silver paste is prepared. The setting of the feed pipe 8 can make it easier for the user to add raw materials. The setting of the protective cover 9 can prevent the silver paste from being thrown out of the mixing barrel 1 during the stirring process, thereby avoiding the waste of silver paste. The setting of the fixed plate 10 can make the motor 2 and the load-bearing plate 6 more firmly assembled to prevent the motor 2 from shaking during operation. The setting of the rotating shaft 11 can transmit the rotational force generated by the motor 2. The setting of the scraper 12 can scrape the silver paste attached to the inner wall of the mixing barrel 1 after the silver paste is prepared, thereby avoiding the silver paste from solidifying in the mixing barrel 1. The setting of the blade 13 can speed up the mixing of the raw materials and the solution, reduce the time for preparing the silver paste, and improve the working efficiency of the device.

[0035] Embodiment 2:

[0036] See also Figure 1 , Figure 4 and Figure 5 In order to make it easier to control the addition ratio of the organic solvent during use, a valve 3 and a storage barrel 4 are provided;

[0037] A valve 3 for controlling the ratio is provided on the top of the mixing barrel 1, and a storage barrel 4 for storing the solvent is provided on the top of the valve 3. A flange 14 for maintaining stability is fixedly connected to the top of the valve 3, and the top of the flange 14 is fixedly installed with the bottom of the storage barrel 4. A knob 15 for controlling the flow rate is clamped on one side of the valve 3, and a barrel cover 16 for conveniently adding solvent is clamped on the top of the storage barrel 4. A scale line 17 for convenient observation is opened on one side of the storage barrel 4. Therefore, the setting of the flange 14 can make the valve 3 and the storage barrel 4 connected more firmly and avoid the storage barrel 4 from tilting. The setting of the knob 15 can control the flow rate of the solution inside the storage barrel 4 by rotation, so that the ratio of the silver paste is easier to control. The setting of the barrel cover 16 can prevent impurities from falling into the solution, and at the same time facilitate the user to add solution to the storage barrel 4. The setting of the scale line 17 can enable the user to more intuitively view the content inside the solution injection device, thereby increasing the practicality of the device.

[0038] Embodiment three:

[0039] See also Figure 1 and Figure 6 In order to reduce shaking of the device during the process of preparing silver paste, a bracket 5 is provided;

[0040] A bracket 5 for maintaining stability is provided at the bottom of the mixing barrel 1, and an assembly ring 18 for reinforcement is fixedly connected to the top of the bracket 5. The top of the assembly ring 18 is fixedly installed on the bottom of the mixing barrel 1, and a reinforcement rod 19 for preventing deformation is fixedly connected to one side of the bracket 5. Therefore, the setting of the assembly ring 18 can facilitate the installation of the bracket 5 and avoid deviation of the bracket 5 after assembly with the device. The setting of the reinforcement rod 19 can improve the load-bearing capacity of the bracket 5, prevent the bracket 5 from deformation, and increase the stability of the device.

[0041] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0042] In the utility model, the working steps of the device are as follows:

[0043] First, the raw materials for making silver paste are injected into the stirring barrel 1 through the feed pipe 8. Secondly, the flow rate of the solution in the storage barrel 4 is controlled by the valve 3. After the solution of appropriate content is injected, the valve 3 is closed. Then, the mixing of the silver paste is accelerated by the blade 13 at the bottom of the motor 2. When the silver paste is completely mixed, the silver paste is taken out through the discharge pipe 7. The scraper 12 is used to reduce the adhesion of the silver paste on the inner wall of the stirring barrel 1. Finally, the bracket 5 can keep the device stable during the preparation of the silver paste, thereby increasing the practicality of the device.

[0044] 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 conductive silver paste preparation device, comprising a stirring barrel (1), characterized in that: The top of the mixing barrel (1) is provided with a motor (2) for supplying energy, the top of the mixing barrel (1) is provided with a valve (3) for controlling the mixing ratio, the top of the valve (3) is provided with a storage barrel (4) for storing the solvent, and the bottom of the mixing barrel (1) is provided with a bracket (5) for maintaining stability.

2. A conductive silver paste preparation device according to claim 1, characterized in that: A load-bearing plate (6) for facilitating assembly is fixedly mounted on the top of the mixing barrel (1); the top of the load-bearing plate (6) is fixedly mounted on the bottom of the valve (3); and a discharge pipe (7) for discharging silver paste is fixedly connected to one side of the mixing barrel (1).

3. A conductive silver paste preparation device according to claim 2, characterized in that: A feed pipe (8) for convenient material addition is fixedly connected to one side of the mixing barrel (1), and a protective cover (9) for preventing silver paste from spilling is threadedly connected to the top of the feed pipe (8).

4. The conductive silver paste preparation device according to claim 2, characterized in that: A fixing plate (10) for preventing shaking is fixedly connected to the bottom of the motor (2), and the bottom of the fixing plate (10) is fixedly mounted to the top of the load-bearing plate (6).

5. The conductive silver paste preparation device according to claim 4, characterized in that: A rotating shaft (11) for transmitting rotational force is clamped at the bottom of the motor (2), a scraper (12) for reducing adhesion is fixedly connected to one side of the rotating shaft (11), and a blade (13) for stirring is fixedly connected to the bottom of the rotating shaft (11).

6. The conductive silver paste preparation device according to claim 1, characterized in that: The top of the valve (3) is fixedly connected to a flange (14) for maintaining stability, the top of the flange (14) is fixedly installed with the bottom of the storage barrel (4), and one side of the valve (3) is clamped with a knob (15) for controlling the flow rate.

7. The conductive silver paste preparation device according to claim 1, characterized in that: The top of the storage barrel (4) is clamped with a barrel cover (16) for conveniently adding solvent, and one side of the storage barrel (4) is provided with a scale line (17) for convenient observation.

8. The conductive silver paste preparation device according to claim 1, characterized in that: The top of the bracket (5) is fixedly connected to an assembly ring (18) for reinforcement, the top of the assembly ring (18) is fixedly mounted to the bottom of the mixing barrel (1), and one side of the bracket (5) is fixedly connected to a reinforcement rod (19) for preventing deformation.

Images