CN215963731U

CN215963731U - Silicon micropowder smashing, grinding and screening machine

Info

Publication number: CN215963731U
Application number: CN202120045595.8U
Authority: CN
Inventors: 李锐; 王超; 叶国忠; 朱楠; 钱建林
Original assignee: Anhui Jinghua Electronic Base Material Co ltd
Current assignee: Anhui Jinghua Electronic Base Material Co ltd
Priority date: 2021-01-08
Filing date: 2021-01-08
Publication date: 2022-03-08
Anticipated expiration: 2031-01-08

Abstract

The utility model discloses a silicon micropowder crushing, grinding and screening machine which comprises a processing box and a hopper connected to the top of the processing box, wherein a driving motor is installed at the top of the processing box, the output end of the driving motor is connected with a main shaft, and the lower end of the main shaft extends into the processing box and is connected with a grinding cone. The grinding and screening device is simple in structure, raw materials fall from the hopper and enter between the grinding cone and the annular grinding table, the grinding cone rotates, the raw materials are ground and extruded between the grinding cone and the annular grinding table to form powder with finer granularity and fall on the sieve plate, at the moment, the rotary plate and the rollers on the rotary plate rotate synchronously, the rollers roll on the top of the annular concave-convex plate, the sieve plate vibrates up and down under the action of the spring, the sieve plate with smaller grain diameter falls on the long material receiving plate through the sieve plate to be discharged and collected, and the sieve plate with larger grain diameter falls on the short material receiving plate along the material guide plate to be ground again, so that the grinding and screening continuous process is completed, and the production and processing efficiency is improved.

Description

Silicon micropowder smashing, grinding and screening machine

Technical Field

The utility model relates to the technical field of silicon micropowder, in particular to a silicon micropowder grinding and screening machine.

Background

The industrial silicon powder is silver gray and has metallic luster. High melting point, good heat resistance, high resistivity and high antioxidation, and is called industrial monosodium glutamate. Is prepared from natural quartz (SiO2) or fused quartz (amorphous SiO2 obtained by melting and cooling natural quartz at high temperature) through breaking, ball grinding (or vibration, airflow grinding), floatation and high-purity water treatment.

The industrial silicon powder has more purposes, and mainly 1, the industrial silicon powder is widely applied to the industries of refractory materials and powder metallurgy so as to improve the high temperature resistance, wear resistance and oxidation resistance of products. The product is widely applied to steel furnaces, kilns and kiln furniture; 2. in the organic silicon chemical industry, industrial silicon powder is a basic raw material for synthesizing organic silicon polymers, and is used for producing silicon monomers, silicon oil and silicon rubber preservatives, so that the characteristics of high temperature resistance, electric insulation, corrosion resistance, water resistance and the like of products are improved; 3. industrial silicon powder is drawn into monocrystalline silicon, and the processed silicon wafer is widely applied to the high-tech field and is an indispensable raw material for integrated circuits and electronic components; 4. In the metallurgical casting industry, industrial silicon powder is used as a non-iron-based additive and a silicon steel alloy agent, so that the hardenability of steel is improved. The industrial silicon powder can also be applied to reducing agents of certain metals, and is used for novel ceramic alloys and the like; in the process of processing the silicon micropowder, the silicon micropowder needs to be ground and sieved so as to obtain the silicon micropowder with the required particle size, but the existing processing equipment cannot meet the requirements of synchronous grinding and sieving processes, and the efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a silicon micropowder crushing, grinding and screening machine.

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

the utility model provides a silica micropowder smashes and grinds sieve separator, is including handling the case and connecting the hopper at its top, handle the top of case and install driving motor, driving motor's output is connected with the main shaft, and the lower extreme of main shaft extends into the inside of handling the case and is connected with the grinding awl, and the outer lane ring of grinding awl is equipped with annular grinding table, and annular grinding table connects the inner wall at handling the case, and grinds the awl and all be equipped with the arch with one side that annular grinding table is relative, the below of grinding awl is equipped with screening plant.

Preferably, screening plant includes the sieve, and sieve one end sliding connection is at handling the incasement wall, and the other end is connected with the stock guide, and the stock guide below is equipped with the short circuit flitch that the slope set up, and the sieve below is equipped with the long flitch that connects that the slope set up, and long flitch and short circuit flitch are all connected at handling the incasement wall, and its inner wall all is equipped with rather than corresponding bin outlet, and the sieve passes through the spring to be connected with long flitch and fixed block respectively, and the fixed block is connected at handling the incasement wall, and the top of sieve is equipped with the vibrator who provides the vibrations condition for the sieve.

Preferably, the vibration device comprises a turntable connected to the lower end of the main shaft, the bottom outer ring of the turntable is connected with rollers, and the top of the sieve plate is connected with an annular concave-convex disc corresponding to the rollers.

Preferably, the bulges are uniformly distributed on the grinding cone and the annular grinding table, and the diameters of the bulges are different.

Preferably, the top of the grinding cone is in a circular truncated cone shape.

Compared with the prior art, the utility model has the beneficial effects that: the grinding and screening device is simple in structure, raw materials fall from the hopper and enter between the grinding cone and the annular grinding table, the grinding cone rotates, the raw materials are ground and extruded between the grinding cone and the annular grinding table to form powder with finer granularity and fall on the sieve plate, at the moment, the rotary plate and the rollers on the rotary plate rotate synchronously, the rollers roll on the top of the annular concave-convex plate, the sieve plate vibrates up and down under the action of the spring, the sieve plate with smaller grain diameter falls on the long material receiving plate through the sieve plate to be discharged and collected, and the sieve plate with larger grain diameter falls on the short material receiving plate along the material guide plate to be ground again, so that the grinding and screening continuous process is completed, and the production and processing efficiency is improved.

Drawings

In order to more particularly and intuitively illustrate an embodiment of the present invention or a prior art solution, a brief description of the drawings needed for use in the description of the embodiment or the prior art will be provided below.

FIG. 1 is a schematic structural diagram according to the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises a treatment box 1, an annular grinding table 2, a grinding cone 3, a hopper 4, a main shaft 5, a protrusion 6, a sieve plate 7, a long material connecting plate 8, a material guide plate 9, a short material connecting plate 10, a spring 11, a roller 12, an annular concave-convex disc 13 and a rotary disc 14.

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.

Referring to fig. 1-2, a silica micropowder smashes and grinds sieve separator, including handling case 1 and connecting hopper 4 at its top, driving motor is installed at the top of handling case 1, driving motor's output is connected with main shaft 5, the lower extreme of main shaft 5 extends into the inside of handling case 1 and is connected with grinding cone 3, grinding cone 3's outer lane ring is equipped with annular grinding table 2, annular grinding table 2 connects the inner wall at handling case 1, and grinding cone 3 all is equipped with arch 6 with the relative one side of annular grinding table 2, grinding cone 3's below is equipped with screening plant.

Wherein, screening plant includes

sieve

7, 7 one end sliding connection of sieve are at handling 1 inner wall of case, the other end is connected with stock guide 9, stock guide 9 below is equipped with the short circuit flitch 10 that the slope set up, 7 below of sieve are equipped with the long flitch 8 that connects that the slope set up, long flitch 8 that connects and short circuit flitch 10 are all connected at handling 1 inner wall of case, and its inner wall all is equipped with rather than corresponding bin outlet, sieve 7 is connected with long flitch 8 and fixed block respectively through spring 11, the fixed block is connected at handling 1 inner wall of case, the top of sieve 7 is equipped with the vibrator who provides the vibrations condition for sieve 7, utilize sieve 7 to sieve the silica fume after the grinding, obtain the silica fume of required particle diameter.

Vibrator is including connecting at the carousel 14 of 5 lower extremes of main shaft, the bottom outer lane of carousel 14 is connected with gyro wheel 12, the top of sieve 7 is connected with the corresponding cyclic annular concave-convex dish 13 of gyro wheel 12, conflict with cyclic annular concave-convex dish 13 intermittent type through gyro wheel 12, realize vibration about sieve 7, improve screening efficiency, protruding 6 evenly distributed is at grinding awl 3 and annular grinding table 2, and protruding 6 diameter variation in size, improve grinding efficiency, the top of grinding awl 3 is the round platform form, be convenient for the silica powder along the inclined plane entering grinding between awl 3 and the annular grinding table 2.

In this case, the raw materials falls from hopper 4, get into between grinding awl 3 and the annular grinding table 2, grinding awl 3 rotates, the raw materials grinds the extrusion between grinding awl 3 and the annular grinding table 2, form the powder that the granularity is thinner, fall on sieve 7, at this moment, carousel 14 and the gyro wheel 12 synchronous rotation on it, gyro wheel 12 rolls at annular concave-convex dish 13 top, under the effect of spring 11, vibrations about sieve 7, the less then falls to long flitch 8 that connects through sieve 7 and discharges the collection, and the great then of particle diameter falls to grind once more on short circuit flitch 10 along stock guide 9, thereby accomplish and grind screening continuous process, improve production machining efficiency.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a silicon micropowder smashes and grinds sieve separator, is including handling case (1) and connecting hopper (4) at its top, its characterized in that, driving motor is installed at the top of handling case (1), and driving motor's output is connected with main shaft (5), and the lower extreme of main shaft (5) extends into the inside of handling case (1) and is connected with grinding cone (3), and the outer lane ring of grinding cone (3) is equipped with annular grinding table (2), and annular grinding table (2) are connected at the inner wall of handling case (1), and grinding cone (3) all are equipped with arch (6) with annular grinding table (2) relative one side, the below of grinding cone (3) is equipped with screening plant.

2. The silicon micropowder smashing, grinding and screening machine according to claim 1, wherein the screening device comprises a screen plate (7), one end of the screen plate (7) is slidably connected to the inner wall of the processing box (1), the other end of the screen plate is connected with a material guide plate (9), a short connection material plate (10) obliquely arranged is arranged below the material guide plate (9), a long connection material plate (8) obliquely arranged is arranged below the screen plate (7), the long connection material plate (8) and the short connection material plate (10) are both connected to the inner wall of the processing box (1), the inner wall of the screen plate is provided with a material outlet corresponding to the short connection material plate, the screen plate (7) is respectively connected with the long connection material plate (8) and a fixed block through a spring (11), the fixed block is connected to the inner wall of the processing box (1), and the top of the screen plate (7) is provided with a vibration device for providing vibration conditions for the screen plate (7).

3. The silicon micropowder grinding and screening machine according to claim 2, characterized in that the vibration device comprises a turntable (14) connected to the lower end of the main shaft (5), the bottom outer ring of the turntable (14) is connected with rollers (12), and the top of the screen plate (7) is connected with an annular concave-convex disc (13) corresponding to the rollers (12).

4. The micropowder pulverizing and grinding screener according to claim 3, characterized in that the protrusions (6) are uniformly distributed on the grinding cone (3) and the annular grinding table (2), and the diameters of the protrusions (6) are different.

5. The micropowder mill screener according to claim 4, characterized in that the top of the grinding cone (3) is truncated cone-shaped.