Raw material dispersing device for SIP conformal shielding silver paste production

By designing a silver paste dispersion device including a feed barrel, a dispersion rod, a motor, a rotating rod and a spiral blade, the problem of stacking silver paste raw materials in the prior art is solved, and the continuous dispersion and uniform distribution of silver paste raw materials are achieved, and the dispersion effect of silver paste is improved.

CN222841886UActive Publication Date: 2025-05-09WUXI HUIZHI ELECTRONIC TECHNOLOGY CO LTD +1
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Patent Information

Application Number
CN202421771942.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-24
Publication Date
2025-05-09
Estimated Expiration
2034-07-24

AI Technical Summary

Technical Problem

When used in the existing dispersion device, due to the uneven distribution of force field during the stirring process, silver paste raw materials often accumulate at the bottom of the stirring barrel, and the continuous dispersion of silver paste raw materials cannot be achieved, resulting in uneven distribution of particles in the silver paste, affecting the dispersion effect.

Method used

A raw material dispersion device for the production of SIP conformal shielded silver paste is designed, including a barrel body, a feed barrel, a dispersion rod, a motor, a rotating rod and a spiral blade. The feed barrel and a rotating rod are driven by the motor, and combined with the lifting effect of the spiral blade, the continuous stirring and dispersion of the raw materials are achieved.

Benefits of technology

Through the design of this device, the accumulation of raw materials at the bottom of the mixing barrel can be effectively avoided, and the continuous dispersion of silver paste raw materials can be achieved, ensuring the uniform distribution of particles in the silver paste, and improving the dispersion effect of silver paste.

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Abstract

The utility model discloses a raw material dispersing device for SIP conformal shielding silver paste production, which comprises a barrel body, the inner top wall of the barrel body is rotatably connected with a material conveying barrel, the inner top wall of the barrel body is provided with a motor, the output end of the motor is fixedly connected with a rotating rod, the outer surface of the rotating rod is fixedly connected with a screw blade, and the screw blade is fixedly connected with the barrel body. The outer surface of the material conveying barrel is provided with annularly-arranged discharging ports, and the outer surface of the rotating rod and the inner wall of the material conveying barrel are jointly and fixedly connected with annularly-arranged fixing rods. According to the device, the motor, the material conveying barrel, the dispersing rod, the fixed rod, the rotating rod, the spiral blade and the discharging opening are matched, the material conveying barrel can drive the dispersing rod to stir and disperse raw materials through work of the motor, meanwhile, the motor can drive the rotating rod to rotate, the spiral blade can lift the dispersed raw materials, and the raw materials can be discharged from the discharging opening and fall off; and the dispersing rods can continuously disperse the raw materials, so that the silver paste dispersing effect is ensured.
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Description

Technical Field

[0001] The utility model relates to the field of silver paste processing technology, in particular to a raw material dispersing device for producing SIP conformal shielding silver paste. Background Art

[0002] When electronic devices are produced, silver paste is printed through screen printing technology, which forms a conformal shielding layer of silver paste material on the surface of the electronic devices, improving their anti-interference ability and electrode conductivity, thereby improving the performance and stability of the equipment.

[0003] The current dispersion device usually adopts a stirring method when in use. However, due to the uneven distribution of the force field during the stirring process, the silver paste raw materials tend to accumulate at the bottom of the stirring barrel, and continuous dispersion of the silver paste raw materials cannot be achieved. This accumulation phenomenon will lead to uneven distribution of particles in the silver paste, thereby affecting the dispersion effect of the silver paste. For this reason, we propose a raw material dispersion device for SIP conformal shielding silver paste production to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a raw material dispersing device for producing SIP conformal shielding silver paste, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A raw material dispersing device for producing SIP conformal shielding silver paste comprises a barrel body, the inner top wall of the barrel body is rotatably connected to a feed barrel, the inner top wall of the barrel body is installed with a motor, the output end of the motor is fixedly connected to a rotating rod, the outer surface of the rotating rod is fixedly connected to a spiral blade, the outer surface of the feed barrel is provided with a circularly arranged discharge port, the outer surface of the rotating rod and the inner wall of the feed barrel are fixedly connected to a circularly arranged fixing rod, the outer surface of the feed barrel is fixedly connected to a group of dispersion rods, and a control panel is installed on the front of the barrel body.

[0007] In a further embodiment, a guide plate is fixedly connected to the outer surface of the feeding cylinder, and the guide plate is located below the discharge port.

[0008] In a further embodiment, two injection tubes are fixedly embedded on the upper surface of the barrel body, and a hopper is fixedly connected to the top of each injection tube.

[0009] In a further embodiment, the bottom surface of the barrel body is fixedly connected with legs arranged in a ring, and the bottom end of each leg is fixedly connected with an anti-slip seat.

[0010] In a further embodiment, the bottom surface of the barrel body is fixedly connected to a discharge pipe, and the outer surface of the discharge pipe is fixedly connected to a control valve.

[0011] In a further embodiment, a circular flow guide seat is fixedly connected to the inner bottom wall of the barrel.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] This device cooperates with the motor, feed barrel, dispersion rod, fixed rod, rotating rod, spiral blade and discharge port. By utilizing the operation of the motor, the feed barrel can drive the dispersion rod to stir and disperse the raw materials. At the same time, the motor can drive the rotating rod to rotate. The spiral blade will lift the dispersed raw materials, and the raw materials can be discharged and dropped from the discharge port. The dispersion rod will continuously disperse the raw materials, thereby ensuring the effect of dispersing the silver paste. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the three-dimensional structure of the raw material dispersion device used in the production of SIP conformal shielding silver paste.

[0015] Figure 2 This is a three-dimensional structural schematic diagram of the front cross-section of the barrel of a raw material dispersion device for producing SIP conformal shielding silver paste.

[0016] Figure 3 This is a three-dimensional structural schematic diagram of the front cross-section of the feed barrel of the raw material dispersing device for the production of SIP conformal shielding silver paste.

[0017] In the figure: 1. barrel body; 2. injection pipe; 3. hopper; 4. support leg; 5. discharge pipe; 6. control valve; 7. feed barrel; 8. guide plate; 9. dispersion rod; 10. motor; 11. fixing rod; 12. discharge port; 13. spiral blade; 14. rotating rod; 15. circular guide seat; 16. control panel; 17. anti-slip seat. DETAILED DESCRIPTION

[0018] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0019] 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.

[0020] See also Figure 1-3 In the utility model, a raw material dispersing device for producing SIP conformal shielding silver paste includes a barrel body 1, and the inner bottom wall of the barrel body 1 is fixedly connected with a circular guide seat 15. The dispersed raw materials will gather in the middle of the circular guide seat 15, which is conducive to the continuous dispersion of the raw materials. The bottom surface of the barrel body 1 is fixedly connected with a ring-arranged support leg 4, and the bottom end of each support leg 4 is fixedly connected with an anti-slip seat 17. The support leg 4 can stably support the barrel body 1, and the anti-slip seat 17 can prevent the barrel body 1 from sliding.

[0021] Two injection tubes 2 are fixedly embedded on the upper surface of the barrel body 1 , and a hopper 3 is fixedly connected to the top of each injection tube 2 . The hopper 3 can be used to hold raw materials, and the raw materials will enter the barrel body 1 from the injection tube 2 .

[0022] The inner top wall of the barrel body 1 is rotatably connected to the feed barrel 7, and a motor 10 is installed on the inner top wall of the barrel body 1. The output end of the motor 10 is fixedly connected to a rotating rod 14. The outer surface of the rotating rod 14 and the inner wall of the feed barrel 7 are jointly fixedly connected with a ring-arranged fixed rod 11. The outer surface of the feed barrel 7 is fixedly connected to a group of dispersion rods 9. By utilizing the connection between the fixed rods 11 and the feed barrel 7, the motor 10 will drive the feed barrel 7 to rotate, and at the same time the dispersion rods 9 will stir the raw materials, thereby achieving the dispersion effect of the raw materials.

[0023] The outer surface of the rotating rod 14 is fixedly connected with a spiral blade 13, the outer surface of the feeding barrel 7 is provided with a ring-arranged discharge port 12, and a control panel 16 is installed on the front of the barrel body 1. The motor 10 will drive the rotating rod 14 and the spiral blade 13 to rotate, and the spiral blade 13 will lift the dispersed raw materials. When the raw materials reach the discharge port 12, the raw materials will fall downward, and the dispersion rod 9 will continue to disperse the raw materials, thereby ensuring the dispersion effect of the raw materials.

[0024] The outer surface of the feeding barrel 7 is fixedly connected with a guide plate 8, which is located below the discharge port 12. The guide plate 8 can be used to guide the lifted raw materials to prevent the raw materials from falling around the outer wall of the feeding barrel 7, thereby ensuring the effect of stirring and dispersing the raw materials again.

[0025] The bottom surface of the barrel body 1 is fixedly connected with a discharge pipe 5, and the outer surface of the discharge pipe 5 is fixedly connected with a control valve 6. By switching the control valve 6, the discharge pipe 5 will discharge the dispersed raw materials.

[0026] The working principle of the utility model is: when in use, the raw materials are poured into the barrel body 1, and then the motor 10 is started, the motor 10 will drive the feeding barrel 7 to rotate, the dispersion rod 9 will stir and disperse the raw materials, and the dispersed raw materials will accumulate at the bottom of the barrel body 1, and at the same time the motor 10 will drive the rotating rod 14 to rotate, and the spiral blade 13 will lift the dispersed raw materials, and the raw materials will be discharged after being lifted to the discharge port 12, and the discharged raw materials will be stirred and dispersed again by the dispersion rod 9, so that the raw materials can be continuously dispersed, thereby ensuring the effect of dispersing the silver paste.

[0027] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A raw material dispersing device for producing SIP conformal shielding silver paste, characterized by: The invention comprises a barrel body (1), the inner top wall of the barrel body (1) is rotatably connected to a feed barrel (7), the inner top wall of the barrel body (1) is installed with a motor (10), the output end of the motor (10) is fixedly connected to a rotating rod (14), the outer surface of the rotating rod (14) is fixedly connected to a spiral blade (13), the outer surface of the feed barrel (7) is provided with an annularly arranged discharge port (12), the outer surface of the rotating rod (14) and the inner wall of the feed barrel (7) are fixedly connected to an annularly arranged fixed rod (11), the outer surface of the feed barrel (7) is fixedly connected to a group of dispersion rods (9), and a control panel (16) is installed on the front of the barrel body (1).

2. A raw material dispersing device for producing SIP conformal shielding silver paste according to claim 1, characterized in that: A guide plate (8) is fixedly connected to the outer surface of the feeding cylinder (7), and the guide plate (8) is located below the discharge port (12).

3. A raw material dispersing device for producing SIP conformal shielding silver paste according to claim 1, characterized in that: Two injection pipes (2) are fixedly embedded on the upper surface of the barrel body (1), and the top end of each injection pipe (2) is fixedly connected to a hopper (3).

4. A raw material dispersing device for producing SIP conformal shielding silver paste according to claim 1, characterized in that: The bottom surface of the barrel body (1) is fixedly connected with supporting legs (4) arranged in a ring, and the bottom end of each supporting leg (4) is fixedly connected with an anti-slip seat (17).

5. A raw material dispersing device for producing SIP conformal shielding silver paste according to claim 1, characterized in that: The bottom surface of the barrel body (1) is fixedly connected to a discharge pipe (5), and the outer surface of the discharge pipe (5) is fixedly connected to a control valve (6).

6. A raw material dispersing device for producing SIP conformal shielding silver paste according to claim 1, characterized in that: A circular flow guide seat (15) is fixedly connected to the inner bottom wall of the barrel body (1).