CN215876459U

CN215876459U - Multistage filter equipment of conductive paste

Info

Publication number: CN215876459U
Application number: CN202121513314.3U
Authority: CN
Inventors: 卢其华
Original assignee: Nanping Yanping Xindonglai Technology Co ltd
Current assignee: Nanping Yanping Xindonglai Technology Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-02-22
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a multistage filtering device for conductive paste, which comprises a cylinder body, wherein a cover plate is arranged at the top of the cylinder body, a first filter cylinder and a second filter cylinder are arranged in the cylinder body, the bottom end of the first filter cylinder is opened, a first rotating shaft and a second rotating shaft are respectively arranged in the first filter cylinder and the second filter cylinder, and stirring blades are respectively arranged on the first rotating shaft and the second rotating shaft; an isolation cylinder is arranged below the first filter cylinder, an impurity discharging hopper is installed at the bottom end of the cylinder body, and a discharging pipe communicated with the cylinder body is arranged around the impurity discharging hopper. According to the conductive paste filtering device, the first filter cylinder and the second filter cylinder are arranged, and the first rotating shaft and the second rotating shaft are combined to stir the conductive paste, so that the conductive paste is sequentially filtered through the side wall of the first filter cylinder, the inner side wall of the second filter cylinder and the inner wall of the bottom, multistage filtering of the conductive paste is realized, and then the stirring blades are arranged, so that the movement speed of the conductive paste with viscosity is accelerated, and the production efficiency is improved.

Description

Multistage filter equipment of conductive paste

Technical Field

The utility model relates to the technical field of conductive agent production, in particular to a multistage filtering device for conductive slurry.

Background

The conductive paste is a mixture of noble metal powder, base metal powder, glass powder and synthetic resin, and is mainly used for wiring of thick film integrated circuits, electrodes of ceramic capacitors and the like, and leads of hybrid integrated circuits. Substances such as metal particles which are not well mixed in the early stage often exist in the conductive slurry, so that a filtering process is required to be added in the production flow, the solid particles are filtered, and the product quality is improved. The conductive paste is a material in which conductive powder is uniformly added to a binder and cured to form a conductor. Therefore, compared with a common solution, the conductive paste has certain viscosity, the conductive paste is difficult to flow, the filtering difficulty is increased, the filtering speed is low, and the production efficiency is influenced. Therefore, we propose a conductive paste multistage filtering device.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a multistage filtering apparatus for conductive paste, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the multistage conductive paste filtering device comprises a barrel body, wherein a cover plate is installed at the top of the barrel body, a first filter cylinder and a second filter cylinder are coaxially arranged at the upper end in the barrel body, the bottom end of the first filter cylinder is opened and is positioned at the center of the second filter cylinder, a first rotating shaft and a second rotating shaft are respectively arranged in the first filter cylinder and the second filter cylinder, spiral stirring blades are respectively installed on the first rotating shaft and the second rotating shaft, a motor is arranged above the barrel body, and the motor is simultaneously in transmission connection with the first rotating shaft and the second rotating shaft;

an isolation cylinder with the top end communicated with the first filter cylinder is arranged below the first filter cylinder, an impurity discharge hopper communicated with the isolation cylinder is arranged at the bottom end of the cylinder body, a discharge pipe is arranged around the impurity discharge hopper, and the discharge pipe is communicated with the cylinder body.

Preferably, the motor is vertically arranged downwards and installed at the top of the cover plate, a first gear is coaxially installed on the motor output shaft, the end part of the bottom end of the motor output shaft is connected with the first rotating shaft through a coupler, a second gear is coaxially installed on the second rotating shaft, and the second gear is meshed with the first gear.

Preferably, the limiting rods are vertically arranged around the first filter cylinder at equal intervals, the bottom end of each limiting rod is fixed to the corresponding isolation cylinder, the bottom of each first filter cylinder is provided with a support formed by connecting rods in a staggered and fixed mode, and the end portion of each support is fixed to the corresponding limiting rod.

Preferably, the edge of the top end of the inner side of the cylinder body is provided with an inward limiting strip, the edge of the top end of the outer side of the second filter cylinder is provided with an outward pressing strip, and the pressing strip is just arranged on the upper surface of the limiting strip.

Preferably, an impurity outlet is formed in the bottom end of the isolation cylinder and penetrates through the bottom end of the cylinder, and the top end of the impurity discharging hopper is connected with the impurity outlet.

Compared with the prior art, the utility model has the beneficial effects that: it strains a section of thick bamboo through setting up first section of thick bamboo and second, the conductive paste is mixxed in the fast rotation that combines first pivot and second pivot, and utilize high-speed produced centrifugal force of rotating to make conductive paste to move all around, make conductive paste strain a section of thick bamboo lateral wall through first, the second strains a section of thick bamboo inside wall and bottom inner wall and filters in proper order, thereby the multistage filtration of conductive paste has been realized, the maximize has reduced the impurity in the conductive paste, the quality of product has been promoted, meanwhile, through set up stirring vane in first pivot and second pivot, make the conductive paste who has the viscidity accelerate the rate of motion under stirring vane's stirring, the required time of filtration has been reduced, production efficiency has been improved.

Drawings

Fig. 1 is a front view of a multistage filtering apparatus for conductive paste according to the present invention;

fig. 2 is a top view of the internal structure of a multistage conductive paste filtering apparatus according to the present invention;

fig. 3 is a bottom view of the internal structure of a multistage conductive paste filtering apparatus according to the present invention.

In the figure: the device comprises a cylinder body 1, a cover plate 2, an isolation cylinder 3, a first filter cylinder 4, a limiting rod 5, a support 6, a second filter cylinder 7, a limiting strip 8, a pressing strip 9, a first rotating shaft 10, a second rotating shaft 11, stirring blades 12, a motor 13, a first gear 14, a second gear 15, an impurity outlet 16, an impurity discharging hopper 17 and a discharging pipe 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a multistage filtering device for conductive paste comprises a barrel body 1 with a cover plate 2 mounted at the top, a first filter cylinder 4 and a second filter cylinder 7 are coaxially arranged at the upper end inside the barrel body 1, the bottom end of the first filter cylinder 4 is opened and is positioned at the center of the second filter cylinder 7, a first rotating shaft 10 and a second rotating shaft 11 are respectively arranged in the first filter cylinder 4 and the second filter cylinder 7, spiral stirring blades 12 are respectively mounted on the first rotating shaft 10 and the second rotating shaft 11, a motor 13 is arranged above the barrel body 1, and the motor 13 is in transmission connection with the first rotating shaft 10 and the second rotating shaft 11;

specifically, the second filter cartridge 7 is described, the second filter cartridge 7 is different from a general cartridge body, and has two layers of inner side walls, the shape of the second filter cartridge is a cartridge body formed by coaxially digging a cylinder with the same height and small in the center and then drawing a shell, the first filter cartridge 4 is positioned in the center of the inner side wall of the second filter cartridge 7, when normal filtration is carried out, conductive slurry can successively pass through the side wall of the first filter cartridge 4 and the inner side wall of the second filter cartridge 7 for filtration, and the pore sizes of the inner side walls of the first filter cartridge 4 and the second filter cartridge 7 are gradually reduced.

Further, a motor 13 is vertically arranged downwards and is installed at the top of the cover plate 2, a first gear 14 is coaxially installed on an output shaft of the motor 13, the end part of the bottom end of the output shaft of the motor 13 is connected with the first rotating shaft 10 through a coupler, a second gear 15 is coaxially installed on the second rotating shaft 11, and the second gears 15 are all meshed with the first gear 14;

specifically, motor 13 is connected with the power through the wire, be provided with the driver on the wire, the driver is controlled motor 13, after motor 13 starts, motor 13 output shaft drives first gear 14 syntropy and rotates, with the second gear 15 antiport of first gear 14 meshing to make first pivot 10 and second pivot 11 all carry out high-speed rotation, can set up at least three second pivot 11, utilize a motor 13 drive first pivot 10 and second pivot 11, reduce motor 13's use, use cost has been reduced.

Concretely, through setting up first section of thick bamboo 4 and second section of thick bamboo 7, combine the quick rotation of first pivot 10 and second pivot 11 to mix conductive paste, and utilize high-speed produced centrifugal force of rotating to make conductive paste to move all around, make conductive paste through first section of thick bamboo 4 lateral walls, the second strains the lateral wall and filters with the bottom inner wall in proper order through first section of thick bamboo 7 inside wall, thereby the multistage filtration of conductive paste has been realized, the maximize has reduced the impurity in the conductive paste, the quality of product has been promoted, meanwhile, through setting up stirring vane 12 on first pivot 10 and second pivot 11, make the conductive paste that has the viscidity accelerate the velocity of motion under stirring vane 12, the required time of filtration has been reduced, and the production efficiency is improved.

An isolation cylinder 3 with the top end communicated with the first filter cylinder 4 is arranged below the first filter cylinder, an impurity discharge hopper 17 communicated with the isolation cylinder 3 is arranged at the bottom end of the cylinder body 1, a discharge pipe 18 is arranged around the impurity discharge hopper 17, and the discharge pipe 18 is communicated with the cylinder body 1;

specifically, impurities which do not pass through the side wall of the first filter cylinder 4 naturally fall down and enter the isolation cylinder 3, and then are collected through the impurity discharge hopper 17; and pure conductive slurry passes through the side wall of the first filter cylinder 4, the inner side wall and the bottom inner wall of the second filter cylinder 7 in sequence, and is discharged from the cylinder body 1 through the discharge pipe 18.

Furthermore, limiting rods 5 are vertically arranged around the first filter cylinder 4 at equal intervals, the bottom end of each limiting rod 5 is fixed with the isolation cylinder 3, a support 6 formed by fixing connecting rods in a staggered mode is arranged at the bottom of the first filter cylinder 4, and the end portion of the support 6 is fixed with the limiting rods 5;

specifically, utilize gag lever post 5 and support 6 to combine, arrange first section of thick bamboo 4 in the upper end space that support 6 and gag lever post 5 constitute in, carry on spacingly, avoid taking place strong rocking, influence is filtered, gag lever post 5 is located first section of thick bamboo 4 outer wall and the second section of thick bamboo 7 inlayer lateral wall of straining between.

Furthermore, an inward limiting strip 8 is arranged at the edge of the top end of the inner side of the cylinder body 1, an outward pressing strip 9 is arranged at the edge of the top end of the outer side of the second filter cylinder 7, and the pressing strip 9 is just arranged on the upper surface of the limiting strip 8;

further, keep apart a 3 bottom and seted up impurity export 16, impurity export 16 runs through barrel 1 bottom, and impurity goes out hopper 17 top and is connected with impurity export 16.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multistage filter equipment of conductive paste, includes that barrel (1) of apron (2) are installed at the top, the barrel (1) inside upper end is coaxial to be equipped with first section of thick bamboo (4) and the second section of thick bamboo (7), its characterized in that: the bottom end of the first filter cylinder (4) is open and is positioned in the center of the second filter cylinder (7), a first rotating shaft (10) and a second rotating shaft (11) are respectively arranged in the first filter cylinder (4) and the second filter cylinder (7), spiral stirring blades (12) are respectively arranged on the first rotating shaft (10) and the second rotating shaft (11), a motor (13) is arranged above the cylinder body (1), and the motor (13) is in transmission connection with the first rotating shaft (10) and the second rotating shaft (11) at the same time;

an isolation cylinder (3) with the top end communicated with the first filter cylinder (4) is arranged below the first filter cylinder, an impurity discharging hopper (17) communicated with the isolation cylinder (3) is arranged at the bottom end of the cylinder body (1), a discharging pipe (18) is arranged around the impurity discharging hopper (17), and the discharging pipe (18) is communicated with the cylinder body (1).

2. The multistage filter device for conductive paste according to claim 1, wherein: motor (13) vertical downward sets up and installs at apron (2) top, and coaxial arrangement has first gear (14) on motor (13) output shaft, and motor (13) output shaft bottom tip passes through the shaft coupling and is connected with first pivot (10), coaxial arrangement has second gear (15) on second pivot (11), second gear (15) all are connected with first gear (14) meshing.

3. The multistage filter device for conductive paste according to claim 1, wherein: limiting rods (5) are vertically arranged around the first filter cylinder (4) in an equidistant mode, the bottom end of each limiting rod (5) is fixed to the corresponding isolation cylinder (3), a support (6) formed by connecting rods in a staggered and fixed mode is arranged at the bottom of the first filter cylinder (4), and the end portion of the support (6) is fixed to the corresponding limiting rods (5).

4. The multistage filter device for conductive paste according to claim 1, wherein: the filter cartridge is characterized in that an inward limiting strip (8) is arranged at the edge of the top end of the inner side of the cartridge body (1), an outward pressing strip (9) is arranged at the edge of the top end of the outer side of the second filter cartridge (7), and the pressing strip (9) is just arranged on the upper surface of the limiting strip (8).

5. The multistage filter device for conductive paste according to claim 1, wherein: an impurity outlet (16) is formed in the bottom end of the isolation cylinder (3), the impurity outlet (16) penetrates through the bottom end of the cylinder body (1), and the top end of the impurity discharging hopper (17) is connected with the impurity outlet (16).