Mixing device for low-temperature conductive silver paste raw materials

Abstract

The invention discloses a low-temperature conductive silver paste raw material mixing device which comprises a base, a first fixing frame fixedly connected to the base, a second fixing frame fixedly connected to the upper end of the first fixing frame, a discharging structure installed on the base, and a stirring structure arranged above the discharging structure and comprising a second shell capable of rotating. The connecting pieces are located on the second shells, the number of the second shells is two, and the two second shells are arranged on the two sides, provided with the connecting pieces, of the second shells. When the device is used, materials are put into the stirring structure and are stirred and mixed uniformly through the stirring structure, then the materials fall into the discharging structure, the mixed materials are obtained through conveying of the discharging structure, and the second shell and the connecting piece are matched for use, so that when the materials are mixed uniformly, the materials are uniformly mixed, and the material mixing efficiency is improved. And the materials can penetrate through the connecting piece to fall down, so that a user can conveniently collect the uniformly mixed materials.

Description

Technical Field

[0001] The invention belongs to the technical field of mixing devices, in particular to a mixing device for low-temperature conductive silver paste raw materials. Background Art

[0002] When preparing the conductive silver paste raw materials, the raw materials need to be mixed. Since the raw materials have a small particle size and are easy to absorb water in the air, agglomeration is very likely to occur when the raw materials are mixed. In most cases, the size of the agglomerates is small and difficult for users to detect, which greatly reduces the uniformity of the mixed materials. For this reason, the present application proposes a mixing device for low-temperature conductive silver paste raw materials. Summary of the invention

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a mixing device for low-temperature conductive silver paste raw materials, which effectively solves the problems in the background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: a mixing device for low-temperature conductive silver paste raw materials, comprising a base, a first fixing frame fixedly connected to the base, a second fixing frame fixedly connected to the upper end of the first fixing frame, a discharging structure installed on the base, and a stirring structure arranged above the discharging structure,

[0005] The stirring structure includes a rotatable second shell and a connecting piece on the second shell. The second shell has two, and the two second shells are provided with two sides of the connecting piece. The second shell and the connecting piece are both cylindrical. The second shell is connected to the first fixing frame through a rotating shaft, and the connecting piece is fixed to the second fixing frame through a fixing block.

[0006] An opening is provided at the lower end of the connecting piece, and a mesh plate is provided in the opening. The material enters the second shell through the feeding port and falls through the mesh plate.

[0007] A motor is installed on the base, and the motor has an output shaft. A first shell is also fixedly connected to the base, and a screw shaft is arranged in the first shell. The output shaft drives the screw shaft, and the materials falling through the grid plate can enter the first shell.

[0008] Preferably, the interiors of the two second shells are fixed together by a fixed shaft so that the two second shells can rotate together, and a stirring structure is also fixed on the fixed shaft, the stirring structure can rotate with the second shells, and the stirring structure can also push the material out of the grid plate.

[0009] Preferably, the stirring structure includes a connecting rod, a front plate, a rear plate and a roller, one end of the connecting rod is fixed to a fixed shaft, the other end of the connecting rod is connected to the roller, and the roller can rotate freely, the front plate and the rear plate are both fixed to the connecting rod, and the roller is located between the front plate and the rear plate, there is a gap between the lower end of the front plate and the inner wall of the connecting piece, and the lower end of the rear plate can contact the inner wall of the connecting piece.

[0010] Preferably, a fin plate is fixedly connected to the side of the mesh plate, a mounting groove is opened on the connecting piece, the fin plate is inserted into the mounting groove, and the fin plate and the mounting groove are connected through a spring so that the mesh plate can vibrate when the roller is pressed on the mesh plate.

[0011] Preferably, a concave groove is opened on the side of the roller, and there are multiple concave grooves arranged in a ring array on the side of the roller. A protrusion is fixed to the grid plate, and there are multiple protrusions, which are arranged in parallel.

[0012] Preferably, the connecting piece has two symmetrical bayonet holes, and the two second shells are inserted into the bayonet holes.

[0013] Preferably, a first wheel portion is fixedly connected to the output shaft, a second wheel portion is fixedly connected to the rotating shaft, and transmission parts are arranged outside the first wheel portion and the second wheel portion, so that when the output shaft rotates, the rotating shaft can rotate accordingly.

[0014] Preferably, a cover plate is provided on the second shell, the cover plate covers the feeding port, and the cover plate and the feeding port are threadedly connected.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1) In the use of the device, the material is put into the stirring structure, and the material is mixed by the stirring structure, and then the material falls into the discharging structure, and the mixed material is obtained by the conveyance of the discharging structure. The second shell and the connecting piece are used in combination, and when the material is mixed, the material can also pass through the connecting piece and fall down, so that the user can collect the mixed material;

[0017] 2) When the second shell rotates, the second shell can drive the connecting rod to rotate together, and at this time, the roller grinds the material to a certain extent to avoid the material with agglomeration, and the front plate is located in front of the roller. The use of the front plate can prevent the roller from being stuck and flatten the material in front of the roller. The use of the rear plate can remove the material adhering to the grid plate;

[0018] 3) The use of the discharging structure can make the discharging of the device more uniform when in use, which is convenient for users. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 It is a schematic diagram of the cross-sectional structure of the present invention;

[0022] Figure 3 is a schematic diagram of the internal structure of the second housing of the present invention;

[0023] Figure 4 It is a schematic diagram of the combined structure of the second housing and the connecting member of the present invention;

[0024] Figure 5 is a schematic cross-sectional structure diagram of a connecting piece of the present invention;

[0025] Figure 6 For the present invention Figure 5 Enlarged structural diagram at A in the middle.

[0026] In the figure: 1. base; 2. first fixing frame; 3. second fixing frame; 4. motor; 5. first shell; 6. receiving tube; 7. second shell; 8. connecting member; 9. output shaft; 10. transmission member; 11. rotating shaft; 12. front plate; 13. connecting rod; 14. fixed shaft; 15. roller; 17. rear plate; 18. grid plate; 19. protrusion; 20. fin plate; 21. mounting groove; 22. spring; 23. recessed groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0028] Depend on Figure 1-6 The present invention discloses a mixing device for low-temperature conductive silver paste raw materials, comprising a base 1, a first fixing frame 2 is fixedly connected to the base 1, a second fixing frame 3 is fixedly connected to the upper end of the first fixing frame 2, a discharging structure is installed on the base 1, and a stirring structure is arranged above the discharging structure.

[0029] When the device is used, the material is put into the stirring structure, and is mixed by the stirring structure. Then the material falls into the discharging structure, and is transported by the discharging structure to obtain the mixed material.

[0030] The stirring structure includes a rotatable second shell 7 and a connecting member 8 located on the second shell 7. The second shell 7 has two, and the two second shells 7 are provided with two sides of the connecting member 8. The second shell 7 and the connecting member 8 are both cylindrical. The second shell 7 is connected to the first fixing frame 2 through a rotating shaft 11, and the connecting member 8 is fixed to the second fixing frame 3 through a fixing block.

[0031] The second housing 7 and the connecting piece 8 are used in combination, so that when the materials are mixed, the materials can pass through the connecting piece 8 and fall down, so that the user can collect the mixed materials.

[0032] An opening is provided at the lower end of the connecting member 8, and a mesh plate 18 is provided in the opening. The material enters the second housing 7 through the feeding port and falls through the mesh plate 18.

[0033] A motor 4 is mounted on the base 1, and the motor 4 has an output shaft 9. A first housing 5 is also fixedly connected to the base 1, and a screw shaft is arranged in the first housing 5. The output shaft 9 drives the screw shaft, and the material falling through the mesh plate 18 can enter the first housing 5. When the screw shaft rotates, the material entering the first housing 5 can be transported forward and discharged from one end of the first housing 5. The screw shaft and the first housing 5 together constitute a discharge structure.

[0034] The interiors of the two second shells 7 are fixed together by a fixed shaft 14 so that the two second shells 7 can rotate together. A stirring structure is also fixed on the fixed shaft 14. The stirring structure can rotate with the second shells 7, and the stirring structure can also push the material out of the grid plate 18. When the second shell 7 rotates, the second shell 7 can stir the material inside it.

[0035] The stirring structure includes a connecting rod 13, a front plate 12, a rear plate 17 and a roller 15, one end of the connecting rod 13 is fixedly connected to the fixed shaft 14, the other end of the connecting rod 13 is connected to the roller 15, and the roller 15 can rotate freely, the front plate 12 and the rear plate 17 are both fixedly connected to the connecting rod 13, and the roller 15 is located between the front plate 12 and the rear plate 17, there is a gap between the lower end of the front plate 12 and the inner wall of the connecting member 8, the lower end of the rear plate 17 can contact the inner wall of the connecting member 8, when the second shell 7 rotates, the second shell 7 can drive the connecting rod 13 to rotate together, and at this time, the roller 15 grinds the material to a certain extent to avoid the material with agglomeration, and the front plate 12 is located in front of the movement of the roller 15, the use of the front plate 12 can prevent the roller 15 from being stuck, and the material in front of the roller 15 can be scraped flat, and the use of the rear plate 17 can remove the material adhering to the grid plate 18.

[0036] A fin plate 20 is fixedly connected to the side of the mesh plate 18, and a mounting groove 21 is opened on the connecting piece 8. The fin plate 20 is inserted into the mounting groove 21, and the fin plate 20 and the mounting groove 21 are connected through a spring 22, so that when the roller 15 is pressed on the mesh plate 18, the mesh plate 18 can vibrate. The use of the spring 22 can make the mesh plate 18 shake back and forth, thereby speeding up the material discharge process.

[0037] The side of the roller 15 is provided with a recessed groove 23 , which is provided in a plurality and arranged in a ring array on the side of the roller 15 . A plurality of protrusions 19 are fixedly connected to the mesh plate 18 , and the plurality of protrusions 19 are arranged in parallel.

[0038] By using the concave groove 23 in conjunction with the protrusion 19 , the mesh plate 18 can bounce back and forth during use of the device, thereby accelerating the shaking off of the mixed materials.

[0039] The connector 8 has two symmetrical bayonet holes, into which the two second housings 7 are inserted. The bayonet holes can realize the connection between the two second housings 7 and ensure the sealing effect of the connection to avoid material leakage.

[0040] The output shaft 9 is fixedly connected with a first wheel portion, the rotating shaft 11 is fixedly connected with a second wheel portion, and a transmission member 10 is disposed outside the first wheel portion and the second wheel portion, so that when the output shaft 9 rotates, the rotating shaft 11 can rotate accordingly.

[0041] The first wheel portion, the second wheel portion and the rotating member 10 can be a belt-pulley or a chain-sprocket, and of course can also be other forms of transmission structures.

[0042] A cover plate 16 is provided on the second housing 7 , and the cover plate 16 covers the feeding port, and the cover plate 16 and the feeding port are connected and matched by threads.

[0043] When the device is in use, the second housing 7 can rotate, and a sealing effect can be achieved through a threaded connection, thereby avoiding leakage of materials during the mixing process.

[0044] 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.

[0045] 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 mixing device for low-temperature conductive silver paste raw materials, characterized in that: The invention comprises a base (1), a first fixing frame (2) is fixedly connected to the base (1), a second fixing frame (3) is fixedly connected to the upper end of the first fixing frame (2), a discharging structure is installed on the base (1), and a stirring structure is arranged above the discharging structure. The stirring structure comprises a rotatable second shell (7) and a connecting piece (8) located on the second shell (7). The second shell (7) has two parts, and the two second shells (7) are provided with two sides of the connecting piece (8). The second shell (7) and the connecting piece (8) are both cylindrical. The second shell (7) is connected to the first fixing frame (2) through a rotating shaft (11), and the connecting piece (8) is fixed to the second fixing frame (3) through a fixing block. An opening is provided at the lower end of the connecting member (8), and a mesh plate (18) is provided in the opening. The material enters the second housing (7) through the feeding opening and falls through the mesh plate (18). A motor (4) is mounted on the base (1), the motor (4) having an output shaft (9), a first housing (5) is also fixedly connected to the base (1), a screw shaft is arranged in the first housing (5), the output shaft (9) drives the screw shaft, and materials falling through the mesh plate (18) can enter the first housing (5).

2. The mixing device for low-temperature conductive silver paste raw materials according to claim 1, characterized in that: The interiors of the two second shells (7) are fixed together via a fixed shaft (14) so ​​that the two second shells (7) can rotate together. A stirring structure is also fixed to the fixed shaft (14). The stirring structure can rotate together with the second shells (7) and can also push the material out of the mesh plate (18).

3. The mixing device for low-temperature conductive silver paste raw materials according to claim 2, characterized in that: The stirring structure comprises a connecting rod (13), a front plate (12), a rear plate (17) and a roller (15); one end of the connecting rod (13) is fixedly connected to a fixed shaft (14); the other end of the connecting rod (13) is connected to the roller (15), and the roller (15) can rotate freely; the front plate (12) and the rear plate (17) are both fixedly connected to the connecting rod (13), and the roller (15) is located between the front plate (12) and the rear plate (17); there is a gap between the lower end of the front plate (12) and the inner wall of the connecting member (8), and the lower end of the rear plate (17) can contact the inner wall of the connecting member (8).

4. The mixing device for low-temperature conductive silver paste raw materials according to claim 3, characterized in that: A fin plate (20) is fixedly connected to the side of the mesh plate (18), a mounting groove (21) is provided on the connecting piece (8), the fin plate (20) is inserted into the mounting groove (21), and the fin plate (20) and the mounting groove (21) are connected via a spring (22), so that when the roller (15) is pressed on the mesh plate (18), the mesh plate (18) can vibrate.

5. The mixing device for low-temperature conductive silver paste raw materials according to claim 5, characterized in that: A concave groove (23) is provided on the side of the roller (15), and a plurality of the concave grooves (23) are arranged in a ring array on the side of the roller (15). A protrusion (19) is fixedly connected to the grid plate (18), and a plurality of the protrusions (19) are arranged in parallel.

6. The mixing device for low-temperature conductive silver paste raw materials according to claim 1, characterized in that: The connecting piece (8) has two symmetrical bayonet holes, and the two second shells (7) are inserted into the bayonet holes.

7. The mixing device for low-temperature conductive silver paste raw materials according to claim 1, characterized in that: The output shaft (9) is fixedly connected to a first wheel portion, the rotating shaft (11) is fixedly connected to a second wheel portion, and a transmission member (10) is disposed outside the first wheel portion and the second wheel portion, so that when the output shaft (9) rotates, the rotating shaft (11) can rotate accordingly.

8. The mixing device for low-temperature conductive silver paste raw materials according to claim 1, characterized in that: The second housing (7) is provided with a cover plate (16), which covers the feeding port, and the cover plate (16) and the feeding port are threadedly connected.

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