CN216538822U

CN216538822U - White corundum refines multistage crushing screening production line

Info

Publication number: CN216538822U
Application number: CN202122994151.1U
Authority: CN
Inventors: 王磊; 孙协亮; 郝吉国; 刘中华; 赵加泉; 初同亮; 周长普; 张延�
Original assignee: Chiping Xinhang Industrial Co ltd
Current assignee: Chiping Xinhang Industrial Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-05-17
Anticipated expiration: 2031-12-01

Abstract

The utility model belongs to the field of white corundum production and application equipment, and particularly relates to a white corundum refining multistage grinding and screening production line which comprises a first grinding device and a finished product storage bin which are sequentially arranged along the direction of materials, wherein a second grinding device is arranged on one side of the first grinding device, a screening device for realizing multistage screening of the materials is further arranged between the first grinding device and the finished product storage bin, an air compression pump is further arranged between the second temporary storage tank and the second grinding device, and the air compression pump is communicated with material guide pipelines between the first grinding device and the first temporary storage tank and between the second grinding device and the second temporary storage tank. The white corundum refining device is reasonable in design, simple in structure and convenient to process, can effectively reduce the working procedures in the white corundum production refining process, simplifies the production working flow, meets the production requirements, effectively improves the white corundum refining production process, saves the production cost and meets the use requirements of people.

Description

White corundum refines multistage crushing screening production line

Technical Field

The utility model belongs to the field of white corundum production and application equipment, and particularly relates to a white corundum refining multistage grinding and screening production line.

Background

The white corundum is one kind of artificial abrasive, has alumina content over 99%, contains small amount of ferric oxide, silicon oxide and other components, and is white. The product granularity is produced according to international standard and national standard, and can be processed according to the granularity required by users. The general particle size numbers are F4-F220, and the chemical compositions vary according to the particle size. The outstanding characteristics are that the crystal size is small and the impact resistance is high, if the crystal is processed and crushed by an autogenous mill, the particles are mostly spherical particles, the surface is dry and clean, and the bonding agent is easy to bond. The white corundum is made up by using industrial alumina powder as raw material, smelting at high temp. of above 2000 deg.C in electric arc and cooling, and is made up through the processes of pulverizing, shaping, magnetic separation to remove iron, screening to obtain several granularities, its hardness is slightly higher than that of brown corundum, its texture is compact, hardness is high, purity is high, self-sharpening property is good, grinding capacity is strong, heating quantity is small, efficiency is high, it is acid-base corrosion resistant, and its high-temp. resistance and thermal stability are good, so that it can be used for making ceramic and resin consolidation grinding tool, grinding, polishing, sand blasting and precision casting, etc.

At present, in the working process of preparing white corundum into granules, the white corundum products need to be refined, crushed and screened for many times to obtain finished products, so that the production requirements of plants are met; but in prior art, when smashing the screening to white corundum, mostly carry out preliminary crushing with white corundum goods earlier, then sieve, white corundum that does not reach standard after tentatively sieving carries out the regrinding and refines, then sieve secondarily, often need repeat many times at this in-process, and then need use a plurality of sieving mechanism, just can reach the white corundum finished product that satisfies the condition, its manufacturing procedure is loaded down with trivial details complicated, work progress slowly causes production work efficiency not high, the manufacturing cost of factory building has been increased to a certain extent, be difficult to satisfy the production demand of factory building.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems, the utility model provides a white corundum refining multistage crushing and screening production line which has the advantages of reasonable design, simple structure and convenient processing, can effectively reduce the working procedures in the white corundum production refining process, simplifies the production working flow, meets the production requirements, effectively improves the white corundum production process, saves the production cost and meets the use requirements of people.

In order to achieve the purpose, the technical scheme adopted by the utility model is a white corundum refining multistage grinding and screening production line, which comprises a first grinding device and a finished product storage bin which are sequentially arranged along the direction of a material, wherein one side of the first grinding device is provided with a second grinding device, a screening device for realizing multistage screening of the material is further arranged between the first grinding device and the finished product storage bin, the first grinding device and the second grinding device are both communicated with the screening device, a material distributing port for adapting to multistage screening of the material is arranged in the screening device, a first temporary storage tank is communicated with the first grinding device through a material guide pipeline, a second temporary storage tank is arranged between the screening device and the second grinding device and is communicated with the material guide pipeline, and an air compression pump is further arranged between the second temporary storage tank and the second grinding device, the air compression pump is communicated with the material guide pipelines between the first smashing device and the first temporary storage tank and between the second smashing device and the second temporary storage tank.

Preferably, the screening device comprises a sealing cover, a screening cylinder in a hollow cylindrical design and a discharge bin in a conical design which are sequentially arranged from top to bottom, the discharging bin is communicated with the finished product containing bin, a rotating shaft is arranged at the geometric center of the upper end of the sealing cover and penetrates through the sealing cover, a sleeve is arranged on the outer surface of the rotating shaft below the sealing cover, a plurality of kickoff plates are uniformly arranged on the periphery of the sleeve, a first-stage sieve plate, a second-stage sieve plate and a third-stage sieve plate are sequentially arranged in the sieve separating cylinder from top to bottom, the first-stage sieve plate is horizontally arranged in the sub-sieve cylinder and is flush with the lower end surface of the kick-out plate, the second-stage sieve plate and the third-stage sieve plate are obliquely arranged in the sub-sieve cylinder and are arranged in a splayed shape, the lower extreme of one-level sieve and the lower extreme of second grade sieve still all be provided with the board that fascinates that is the design of cavity toper.

Preferably, one side of the upper end of the sealing cover is further provided with a feeding bin, the periphery of the feeding bin is further symmetrically provided with two material guide pipes, one side of the material stirring plate, which is close to the inner wall of the screening cylinder, is provided with a brush head, two sides of the periphery of the screening cylinder are respectively provided with an oscillator and are respectively connected with one end of the second-stage screening plate and one end of the third-stage screening plate, and the two material distributing ports are respectively connected with the other ends of the second-stage screening plate and the third-stage screening plate.

Preferably, a plurality of damping mechanisms arranged in an annular array are further arranged between the supporting frame and the screening device, each damping mechanism comprises a placement block and a damping spring, and the damping springs are sleeved on the periphery of the placement block.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. the white corundum refining multistage crushing and screening production line provided by the utility model has the advantages of reasonable design, simple structure and convenience in processing, and can effectively reduce the working procedures in the white corundum production refining process, simplify the production working flow, meet the production requirements, effectively improve the white corundum production process and save the production cost so as to meet the use requirements of people.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a white corundum refining multistage grinding and screening production line;

FIG. 2 is a schematic view of the internal structure of the screening device;

in the above figures, 1, a first pulverizing apparatus; 2. a finished product storage bin; 3. a second crushing device; 4. a screening device; 5. a first temporary storage tank; 6. a second temporary storage tank; 7. a material guiding pipeline; 8. an air compression pump; 9. a support frame; 10. sealing the cover; 11. a screening cylinder; 12. a material distributing port; 13. a discharging bin; 14. a rotating shaft; 15. a sleeve; 16. a kick-out plate; 161. a brush head; 17. a first-stage sieve plate; 18. a second-stage sieve plate; 19. a third-stage sieve plate; 20. a flow inclining plate; 21. a feeding bin; 211. a material guide pipe; 22. an oscillator; 23. a mounting block; 24. a shock absorbing spring.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

In an embodiment, as shown in fig. 1 and 2, a white corundum refining multistage grinding and screening production line comprises a first grinding device 1 and a finished product storage bin 2 which are sequentially arranged along a material direction, wherein the first grinding device 1 is used for primarily grinding white corundum, and the finished product storage bin 2 is used for temporarily storing finished products produced by white corundum so as to provide convenience for subsequent white corundum subpackaging, delivery and the like; a second crushing device 3 is arranged on one side of the first crushing device 1, and the second crushing device 3 is used for secondarily crushing the white corundum material which is sieved by the sieving device 4 so as to ensure that the white corundum material fully reaches the finished product standard and does not mutually influence the work of the first crushing device 1, thereby effectively promoting the production process; still be provided with the branch sieve device 4 that is used for realizing the multistage screening of material between first reducing mechanism 1 and the finished product collecting bin 2, first reducing mechanism 1 and second reducing mechanism 3 all are linked together with branch sieve device 4, and the concrete description is: the crushed white corundum materials can achieve the purpose of multi-stage screening under the action of the screening device 4, large white corundum material particles subjected to primary screening are reintroduced into the first crushing device 1 to complete further crushing work, the white corundum materials subjected to secondary screening are conveyed into the second crushing device 3 to be further screened so as to reach the finished product standard, and are reintroduced into the screening device 4 to be screened, so that the tidiness and consistency of the finished product materials are ensured, the standard reaching rate of the white corundum production is improved, and the use requirements of people are met; the screening device 4 is internally provided with a material distributing port 12 for adapting to multi-stage screening of materials, and is used for conveniently and rapidly guiding out the screened materials so as to ensure smooth development of subsequent work; in order to ensure the smooth operation of the white corundum production, a first temporary storage tank 5 is arranged between the screening device 4 and the first crushing device 1 and is communicated with the first crushing device through a material guide pipe 211, a second temporary storage tank 6 is arranged between the screening device 4 and the second crushing device 3 and is communicated with the second crushing device through the material guide pipe 211, an air compression pump 8 is further arranged between the second temporary storage tank 6 and the second crushing device 3, and the air compression pump 8 is communicated with the first crushing device 1, the first temporary storage tank 5 and the material guide pipe 211 between the second crushing device 3 and the second temporary storage tank 6, and the operation is specifically described as follows: the white corundum material primarily screened by the screening device 4 is temporarily stored in the first temporary storage tank 5, the white corundum material secondarily screened is temporarily stored in the second temporary storage tank 6, the white corundum material stored in the first temporary storage tank 5 and the second temporary storage tank 6 is lifted to the first crushing device 1 and the second crushing device 3 respectively by adopting the working principle of vacuum negative pressure under the action of the air compression pump 8, so that the subsequent work is ensured to be smooth, compared with the traditional white corundum production process, the redundant conveying process is eliminated, the internal circulation of the white corundum raw material fed into the first crushing device 1 in the production process can be effectively ensured, the purpose of fully crushing is achieved, the white corundum material can reach the finished product standard, the production process is greatly improved, and the production cost of a workshop is effectively saved; the device has the advantages of reasonable design, simple structure and convenient processing, can effectively reduce the procedures in the refining process of the white corundum production, simplify the production work flow, meet the production requirement, effectively improve the white corundum production process and save the production cost so as to meet the use requirements of people.

In order to improve the design reasonableness of the device and the design reasonableness of the device, the screening device 4 comprises a sealing cover 10, a screening cylinder 11 and a discharge bin 13, wherein the sealing cover 10, the screening cylinder 11 and the discharge bin 13 are sequentially arranged from top to bottom, the sealing cover 10 is used for sealing the screening cylinder 11, and the white corundum materials are prevented from splashing in the screening process; in order to effectively prevent white corundum materials from being blocked and accumulated in the blanking process, a rotating shaft 14 is arranged at the geometric center of the upper end of the sealing cover 10 and penetrates through the sealing cover 10, a sleeve 15 is arranged on the outer surface of the rotating shaft 14 below the sealing cover 10, the sleeve 15 is fixedly connected to the rotating shaft 14, when the rotating shaft 14 receives external power to rotate, the sleeve 15 can be effectively driven to rotate, and further the subsequent smooth operation of spreading the materials is ensured, a plurality of shifting plates 16 are uniformly arranged on the periphery of the sleeve 15, so that the materials led into the screening cylinder 11 are dispersed, and the influence on the screening process caused by accumulation is effectively prevented; in order to promote the practicality of dividing sieve device 4, accomplish the multistage screening of dialogue corundum material, divide sieve 11 interior top-down to have set gradually one-level sieve 17, second grade sieve 18 and tertiary sieve 19, one-level sieve 17 level sets up in dividing sieve 11 and flushes mutually with the lower terminal surface of switch-plate 16, second grade sieve 18 and tertiary sieve 19 all incline to set up in dividing sieve 11 and both are eight characters type and arrange, one-level sieve 17 is arranged in filtering the impurity in the white corundum material, second grade sieve 18 carries out preliminary screening to the white corundum material, tertiary sieve 19 is used for realizing the secondary screening to the white corundum material, the material after the screening is derived by corresponding branch material mouth 12, need further explicate: the first-stage sieve plate 17, the second-stage sieve plate 18 and the third-stage sieve plate 19 are sequentially arranged in the sieving cylinder 11 from top to bottom, and the sieving effect of the first-stage sieve plate 17, the second-stage sieve plate 18 and the third-stage sieve plate 19 on materials is sequentially increased, namely the first-stage sieve plate 17 can sieve out the materials with the largest specification, and the third-stage sieve plate 19 is used for sieving out the materials with smaller specifications, so that the materials falling through the third-stage sieve plate 19 are white corundum finished products, the specification and the size of the white corundum finished products meet the standard of finished products, and the white corundum finished products are led out to the outside through the discharging bin 13 to complete subsequent subpackaging, bag sealing and factory leaving work; in order to further limit the falling direction of the materials, the lower ends of the first-stage sieve plate 17 and the second-stage sieve plate 18 are provided with the hollow conical-designed pouring plates 20, so that the moving range of the materials in the falling process can be effectively limited, the condition that the materials are attached to the inner wall of the separating screen cylinder 11 is reduced as much as possible, and the waste of resources is avoided.

In order to ensure the stability of the white corundum material in the feeding process and improve the process of the white corundum material falling into the device, a feeding bin 21 is further arranged on one side of the upper end of the sealing cover 10, two material guide pipes 211 are further symmetrically arranged on the periphery of the feeding bin 21, and the two material guide pipes 211 are respectively connected with the first crushing device 1 and the second crushing device 3, so that on one hand, the white corundum material in the first crushing device 1 can be conveniently guided into the screening device 4 to complete the primary screening of the material, and on the other hand, the material in the second crushing device 3 is conveniently guided into the screening device 4 to complete the secondary or multiple screening until the finished white corundum product is manufactured and guided out; in order to improve the neatness in the device, the brush head 161 is arranged on one side of the material stirring plate 16 close to the inner wall of the sub-sieve cylinder 11, so that the brush head 161 moves along with the rotation of the material stirring plate 16, the inner wall of the sub-sieve cylinder 11 is effectively cleaned, and the waste of materials is avoided; divide 11 periphery both sides of a sieve section of thick bamboo 11 to all be provided with oscillator 22 and be connected with the one end of second grade sieve 18 and tertiary sieve 19 respectively, two divide material mouthful 12 to be connected with the other end of second grade sieve 18 and tertiary sieve 19 respectively, and the concrete description is: the oscillator 22 is connected with the higher position of the second-stage sieve plate 18 and the third-stage sieve plate 19 which are inclined, on one hand, the materials which are sieved can be led out through the material distributing opening 12 to be operated and processed in the next step, on the other hand, the smooth operation of the sieving work can be fully ensured, and the use requirements of people are met.

In order to carry out shock attenuation buffering processing to the device in the use, still be provided with a plurality of damper that are the annular array and arrange between support frame 9 and the branch sieve device 4, damper is including settling piece 23 and damping spring 24, damping spring 24 cover is established in the periphery of settling piece 23, it facilitates for damping spring 24's installation to settle piece 23, and limit its range of movement, promote this damper's result of use to a certain extent, and effectively accomplish and cushion produced vibration in the use of branch sieve device 4, take place the possibility of damage with the reduction gear, extension fixture's life, practice thrift manufacturing cost.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. A white corundum refining multistage grinding and screening production line comprises a first grinding device and a finished product storage bin which are sequentially arranged along the material direction, and is characterized in that a second grinding device is arranged on one side of the first grinding device, a screening device for realizing multistage screening of materials is further arranged between the first grinding device and the finished product storage bin, the first grinding device and the second grinding device are both communicated with the screening device, a material distributing opening for adapting to multistage screening of the materials is formed in the screening device, a first temporary storage tank is arranged between the screening device and the first grinding device and is communicated with a material guide pipeline, a second temporary storage tank is arranged between the screening device and the second grinding device and is communicated with the material guide pipeline, and an air compression pump is further arranged between the second storage tank and the second grinding device, the air compression pump is communicated with the material guide pipelines between the first smashing device and the first temporary storage tank and between the second smashing device and the second temporary storage tank.

2. The white corundum refining multistage grinding and screening production line as set forth in claim 1, the screening device comprises a sealing cover, a screening cylinder in a hollow cylindrical design and a discharge bin in a conical design which are sequentially arranged from top to bottom, the discharging bin is communicated with the finished product containing bin, a rotating shaft is arranged at the geometric center of the upper end of the sealing cover and penetrates through the sealing cover, a sleeve is arranged on the outer surface of the rotating shaft below the sealing cover, a plurality of kickoff plates are uniformly arranged on the periphery of the sleeve, a first-stage sieve plate, a second-stage sieve plate and a third-stage sieve plate are sequentially arranged in the sieve separating cylinder from top to bottom, the first-stage sieve plate is horizontally arranged in the sub-sieve cylinder and is flush with the lower end surface of the kick-out plate, the second-stage sieve plate and the third-stage sieve plate are obliquely arranged in the sub-sieve cylinder and are arranged in a splayed shape, the lower extreme of one-level sieve and the lower extreme of second grade sieve still all be provided with the board that fascinates that is the design of cavity toper.

3. The white corundum refining multistage grinding and screening production line as claimed in claim 2, wherein one side of the upper end of the sealing cover is further provided with a feeding bin, the periphery of the feeding bin is further symmetrically provided with two material guide pipes, one side of the material stirring plate close to the inner wall of the screening cylinder is provided with a brush head, two sides of the periphery of the screening cylinder are provided with oscillators and are respectively connected with one ends of the second-level screening plate and the third-level screening plate, and two material distributing ports are respectively connected with the other ends of the second-level screening plate and the third-level screening plate.

4. The white corundum refining multistage grinding and screening production line as claimed in claim 3, wherein a plurality of damping mechanisms arranged in an annular array are further arranged between the supporting frame and the screening device, each damping mechanism comprises a placement block and a damping spring, and the damping springs are sleeved on the periphery of the placement block.