CN115351897A

CN115351897A - Baking-free brick device and process

Info

Publication number: CN115351897A
Application number: CN202210658652.9A
Authority: CN
Inventors: 蔡森; 颉彭亮
Original assignee: Anhui Jinyan Kaolin Technology Co ltd
Current assignee: Anhui Jinyan Kaolin Technology Co ltd
Priority date: 2022-06-12
Filing date: 2022-06-12
Publication date: 2022-11-18

Abstract

The invention relates to the technical field of baking-free brick processing, in particular to a baking-free brick device and a baking-free brick process, which comprise pressing equipment, a conveyor, a stirring barrel, a conveyor belt, a conveying mechanism and a dust collector, wherein sliding sleeves are arranged on two sides of the top of the stirring barrel in a penetrating manner, movable columns are connected to the inner walls of the sliding sleeves in a sliding manner, a plurality of ring bodies are arranged in the stirring barrel, the ring bodies and the movable columns are fixed with each other, and a scraper knife is bolted to the tops of the ring bodies; the device can stir the raw materials up and down in the process of stirring the raw materials of the baking-free brick, so that the raw materials are diffused up and down, the stirring is more uniform, the inner wall of the stirring container can be scraped, the raw materials are prevented from being adhered to the inner wall of the stirring container, the scraped raw materials are mixed in the stirring process, and meanwhile, after the finished baking-free brick is produced, the device can clean the surface of the baking-free brick, remove the materials which are not firmly adhered, reduce the generation of dust and is more environment-friendly.

Description

Baking-free brick device and process

Technical Field

The invention relates to the technical field of baking-free brick processing, in particular to a baking-free brick device and a baking-free brick process.

Background

The baking-free brick is a novel wall material which is manufactured by using fly ash, coal cinder, coal gangue, tailing slag, chemical slag or natural sand, tidal marsh mud and the like (one or more of the raw materials) as main raw materials without high-temperature calcination and is called the baking-free brick, the baking-free brick is characterized by being not available in any other wall bricks, a reasonable scientific formula is adopted, a coagulant and a trace chemical additive are added according to a certain proportion, the granularity, the humidity and the mixing degree are strengthened by a reasonable equipment process to achieve the optimal plastic state, and then the brick is quickly hardened by high-pressure compression molding, so that the time is longer, the effect is better, the practicability of the brick is good, the brick is not required to be soaked during wall building, and the appearance is neat. The material has high strength, good durability, standard size, complete appearance and uniform color, has simple and natural appearance, and can be used as a dry wall or any external decoration.

Mineral solid wastes are naturally accumulated to invade the land, pollute the environment of the surrounding areas, and need to be invested in treatment cost, so that an enterprise develops a burden, and the comprehensive utilization strategy of saving land, soil, waste, environment and energy by using industrial waste residues to produce baking-free bricks is realized. The production of the baking-free brick comprises raw material transportation, electronic batching, a stirring system, a metering system, a feeding system, a distributing system, a forming system, an automatic plate stacking system, a hydraulic system, an electric control system, a tailing pond, a curing brick blank storehouse and a finished brick storehouse.

Disclosure of Invention

The invention aims to provide a baking-free brick device and a baking-free brick process, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a non-burning brick device, includes pressing equipment, conveyer, agitator, conveyer belt, defeated material mechanism and dust catcher, the both sides at agitator top all run through and are provided with the sliding sleeve, the inner wall sliding connection of sliding sleeve has movable post, the inside of agitator is provided with a plurality of ring body, ring body and movable post reciprocal anchorage, the top bolt of ring body has the spiller, the inboard fixed surface of ring body has a plurality of blade, the top and the inside of agitator are provided with actuating mechanism and rabbling mechanism, the entry intercommunication of dust catcher is provided with the hose, the other end intercommunication of hose is provided with violently the pipe, the top of conveyer belt is provided with suction hood and supporting mechanism respectively, the both sides of the inside below of suction hood all rotate and are connected with the brush roller, the surface bolt in the suction hood outside has the second motor, the output shaft and the brush roller of second motor pass through belt drive and are connected.

Preferably, actuating mechanism includes a supporting bench, first motor, backup pad, rotation post, carousel and actuating lever, the top at the agitator is installed to the supporting bench, the backup pad bolt is at the top of agitator, first motor bolt is at the top of supporting bench, it runs through the backup pad and rotates rather than being connected to rotate the post, the output shaft of first motor with rotate the post and pass through belt transmission and be connected, the quantity of carousel be two and bolt respectively at the both ends of rotating the post, the actuating lever sets up at the opposite side of carousel and rotates with the carousel and be connected.

Preferably, the rabbling mechanism includes first conical gear, second conical gear, column spinner, connecting rod and (mixing) shaft, first conical gear is fixed to be set up on the surface of column spinner, the column spinner runs through the agitator and passes through the bearing rotation rather than running through the department and be connected, the fixed top that sets up at the column spinner of second conical gear, second conical gear and first conical gear intermeshing, the one end and the column spinner of connecting rod are fixed, and the other end and the (mixing) shaft of connecting rod are fixed.

Preferably, the opposite sides of the supporting plates are fixed with mounting rods, the other ends of the mounting rods are fixed with bearing seats, and the rotating columns are fixed with the inner rings of the bearing seats.

Preferably, there is a space between the blade and the stirring shaft, the radius of the ring body is greater than the movement radius of the stirring shaft, and the radius of the scraper knife is the same as the radius of the ring body.

Preferably, defeated material mechanism includes material valve, conveyer pipe, delivery pump and communicating pipe, material valve intercommunication sets up the bottom at the agitator, the one end and the material valve of conveyer pipe communicate each other, the other end of conveyer pipe and the entry of delivery pump communicate each other, the one end of communicating pipe and the export of delivery pump communicate each other.

Preferably, the supporting mechanism comprises an upper plate, a support and a hydraulic cylinder, the support is bolted to the top of the conveyor belt, the upper plate is fixed to the top of the support, the hydraulic cylinder is fixed to the top of the upper plate, and an output shaft of the hydraulic cylinder is fixed to the dust hood.

Preferably, the scraper knife is designed in an annular shape, and the scraper knife is tightly attached to the inner wall of the stirring barrel.

Preferably, the whole of the blades is inclined downwards, and the inclination angle of the blades is 15-30 degrees.

A processing technology of a baking-free brick device comprises the following steps:

s1, conveying a raw material of a baking-free brick to the inside of a stirring barrel by using a conveyor, starting a first motor to drive a rotating column to rotate, then driving the rotating column to rotate by the rotating column through a first bevel gear and a second bevel gear, and then driving a stirring shaft to rotate by the rotating column to stir the raw material;

s2, the rotating column simultaneously drives the rotating disc to rotate, then the rotating disc drives the movable column to move up and down through the driving rod, the ring body, the blades and the scraper knife are made to reciprocate up and down, the blades stir the raw materials up and down, the raw materials move up and down, the raw materials are favorably diffused up and down, the scraper knife can scrape the inner wall of the stirring barrel, the raw materials adhered to the inner part of the stirring barrel are scraped, and the raw materials are stirred;

s3, after the raw materials are stirred, conveying the raw materials to pressing equipment through a conveying mechanism, and pressing and forming the baking-free bricks by the pressing equipment to produce finished baking-free bricks;

and S4, conveying the baking-free bricks on the conveyor belt after the baking-free bricks are produced, starting a second motor and a dust collector, driving a brush roller to rotate by the second motor, sweeping the unconnected or unset materials on the baking-free bricks by a brush on the surface of the brush roller, and then enabling the materials to enter the inside of the dust collector through a dust hood, a transverse pipe and a hose to finish cleaning the baking-free bricks.

Compared with the prior art, the invention has the following beneficial effects:

the stirring device can stir the raw materials up and down in the process of stirring the raw materials of the baking-free brick, so that the raw materials are diffused up and down, the stirring is more uniform, the inner wall of the stirring container can be scraped, the raw materials are prevented from being adhered to the inner wall of the stirring container, the scraped raw materials are mixed in the stirring process, and meanwhile, after the finished baking-free brick is produced, the surface of the baking-free brick can be cleaned, the materials which are not firmly adhered are removed, the generation of dust is reduced, the stirring device is more environment-friendly, and the problem that the proportion of the raw materials is influenced because part of the raw materials are adhered to the inner wall of the stirring container in the stirring process of stirring equipment of some existing baking-free brick devices is solved.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the present invention;

FIG. 3 is a schematic perspective view of the mixing tank of the present invention;

FIG. 4 is a schematic sectional view of the mixing tank according to the present invention;

FIG. 5 is a partial perspective view of the present invention;

FIG. 6 is a partial perspective view of the present invention;

FIG. 7 is a partial perspective view of the present invention;

FIG. 8 is a schematic perspective view of a dust hood according to the present invention;

fig. 9 is a schematic sectional view of the blade of the present invention.

In the figure: 1. pressing equipment; 2. a conveyor; 3. a stirring barrel; 4. a conveyor belt; 5. a material conveying mechanism; 51. a material valve; 52. a delivery pipe; 53. a delivery pump; 54. a communicating pipe; 6. a sliding sleeve; 7. a movable post; 8. a ring body; 9. a scraper knife; 10. a blade; 11. a drive mechanism; 111. a support table; 112. a first motor; 113. a support plate; 114. rotating the column; 115. a turntable; 116. a drive rod; 12. a stirring mechanism; 121. a first bevel gear; 122. a second bevel gear; 123. a spin column; 124. a connecting rod; 125. a stirring shaft; 13. a vacuum cleaner; 14. a hose; 15. a dust hood; 16. a brush roller; 17. a second motor; 18. a transverse tube; 19. a support mechanism; 191. an upper plate; 192. a support; 193. a hydraulic cylinder; 20. mounting a rod; 21. and a bearing seat.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-9, a baking-free brick device comprises a pressing device 1, a conveyor 2, an agitator 3, a conveyor belt 4, a material conveying mechanism 5 and a dust collector 13, wherein an outlet of the conveyor 2 is communicated with the agitator 3, two sides of the top of the agitator 3 are respectively provided with a sliding sleeve 6 in a penetrating manner, the inner wall of the sliding sleeve 6 is connected with a movable column 7 in a sliding manner, a plurality of ring bodies 8 are arranged inside the agitator 3, the ring bodies 8 are connected with the inner wall of the agitator 3 in a sliding manner, the ring bodies 8 are fixed with the movable column 7, a scraper knife 9 is bolted on the top of the ring body 8, the scraper knife 9 is designed in an annular manner, the scraper knife 9 is tightly attached to the inner wall of the agitator 3 and used for removing materials adhered to the inner wall of the agitator 3, a plurality of blades 10 are fixed on the surface of the inner side of the ring body 8, the blades 10 are fixed with the ring body 8 in a welding manner, the whole blades 10 are inclined downwards, the inclination angles of the blades 10 are 15-30 degrees, thereby avoiding the material staying on the surface of the blade 10 in the discharging process, arranging a driving mechanism 11 and a stirring mechanism 12 at the top and inside of the stirring barrel 3, arranging a hose 14 at the inlet of a dust collector 13 in a communicating manner, arranging a horizontal pipe 18 at the other end of the hose 14 in a communicating manner, respectively arranging a dust hood 15 and a supporting mechanism 19 above the conveyor belt 4, arranging the horizontal pipe 18 and the dust hood 15 in a communicating manner, opening the dust collector 13 to enable floating dust in the dust hood 15 to enter the inside of the dust collector 13, rotatably connecting two sides of the lower part in the dust hood 15 with brush rollers 16, bolting a second motor 17 on the surface of the outer side of the dust hood 15, and connecting the output shaft of the second motor 17 with the brush rollers 16 through belt transmission, thereby driving the brush rollers 16 to rotate, and the device can stir the raw material of the baking-free brick up and down, thereby make diffusion from top to bottom between the raw materials, let the stirring more even, and also can scrape the material to stirred vessel's inner wall, avoid the raw materials adhesion on stirred vessel's inner wall, and make the raw materials of scraping participate in the stirring and mix, the device is behind the baking-free brick of output finished product simultaneously, can clean the surface of baking-free brick, clear away the not firm material of adhesion, reduce the production of dust, and is more environment-friendly, the agitated vessel of having solved some current baking-free brick devices is at the stirring in-process, partial raw materials adhesion is on stirred vessel's inner wall, influence the problem of raw materials proportion.

The driving mechanism 11 comprises a support table 111, a first motor 112, a support plate 113, a rotating column 114, a turntable 115 and a driving rod 116, wherein the support table 111 is installed at the top of the stirring barrel 3 through a support column, the support plate 113 is bolted at the top of the stirring barrel 3, the first motor 112 is bolted at the top of the support table 111, the first motor 112 is fixed at a high position, the rotating column 114 penetrates through the support plate 113 and is rotationally connected with the support plate 113, so that the rotating column 114 can rotate, an output shaft of the first motor 112 is in transmission connection with the rotating column 114 through a belt, the first motor 112 can drive the rotating column 114 to rotate, then the number of the turntable 115 is two and is respectively bolted at two ends of the rotating column 114, the driving rod 116 is arranged at the other side of the turntable 115 and is rotationally connected with the turntable 115, the turntable 115 can drive the top end of the driving rod 116 to do circular motion while rotating along with the rotating column 114, and the driving rod 116 is hinged with the movable column 7, so that the driving rod 116 can drive the movable column 7 to do up-and-down motion, and scrape and turn over materials.

The stirring mechanism 12 comprises a first bevel gear 121, a second bevel gear 122, a rotating column 123, a connecting rod 124 and a stirring shaft 125, wherein the first bevel gear 121 is fixedly arranged on the surface of the rotating column 114, the rotating column 123 penetrates through the stirring barrel 3 and is rotatably connected with the penetrating part of the stirring barrel through a bearing, so that the rotating column 123 can rotate, the second bevel gear 122 is fixedly arranged at the top end of the rotating column 123, the second bevel gear 122 is meshed with the first bevel gear 121, so that the rotating column 114 can drive the rotating column 123 to rotate together in the rotating process, one end of the connecting rod 124 is fixed with the rotating column 123, the other end of the connecting rod 124 is fixed with the stirring shaft 125, so that the rotating column 123 can drive the stirring shaft 125 to rotate in the rotating process to stir the material, meanwhile, in order to increase the stability of the rotating column 123 in the rotating process, a mounting rod 20 is fixed on the opposite side of the supporting plate 113, a bearing seat 21 is fixed on the other end of the mounting rod 20, and the rotating column 123 is fixed with the inner ring of the bearing seat 21 to position the upper part of the rotating column 123 and increase the stability of the rotating column 123; in order to avoid collision of the stirring shaft 125 with the blades 10, the ring body 8 or the scraper knife 9 in the rotation process, a space exists between the blades 10 and the stirring shaft 125, the radius of the ring body 8 is larger than the movement radius of the stirring shaft 125, and the radius of the scraper knife 9 is the same as the radius of the ring body 8.

The material conveying mechanism 5 comprises a material valve 51, a conveying pipe 52, a conveying pump 53 and a communicating pipe 54, the material valve 51 is communicated with the bottom of the stirring barrel 3, one end of the conveying pipe 52 is communicated with the material valve 51, the other end of the conveying pipe 52 is communicated with an inlet of the conveying pump 53, one end of the communicating pipe 54 is communicated with an outlet of the conveying pump 53, the other end of the communicating pipe 54 is connected to the pressing equipment 1, the conveying pump 53 and the material valve 51 are opened, and materials which are stirred in the stirring barrel 3 can be conveyed to the pressing equipment 1 for production through the material valve 51, the conveying pipe 52, the conveying pump 53 and the communicating pipe 54.

The supporting mechanism 19 comprises an upper plate 191, a bracket 192 and a hydraulic cylinder 193, the bracket 192 is bolted on the top of the conveyor belt 4, the upper plate 191 is fixed on the top of the bracket 192, the hydraulic cylinder 193 is fixed on the top of the upper plate 191, an output shaft of the hydraulic cylinder 193 is fixed with the dust hood 15, the dust hood 15 can be driven to move up and down to be adjusted by opening the hydraulic cylinder 193 so as to adapt to baking-free bricks with different thicknesses, and the upper plate 191 and the bracket 192 are used for fixing the hydraulic cylinder 193 at a high position.

s1, conveying raw materials of baking-free bricks to the inside of a stirring barrel 3 by using a conveyor 2, starting a first motor 112 to drive a rotating column 114 to rotate, then driving a rotating column 123 to rotate by the rotating column 114 through a first bevel gear 121 and a second bevel gear 122, and then driving a stirring shaft 125 to rotate by the rotating column 123 to stir the raw materials;

s2, the rotating column 114 simultaneously drives the rotating disc 115 to rotate, then the rotating disc 115 drives the movable column 7 to move up and down through the driving rod 116, the ring body 8, the blade 10 and the scraper knife 9 do reciprocating motion up and down, the blade 10 stirs the raw materials up and down, the raw materials move up and down, the raw materials are favorably diffused up and down, the scraper knife 9 can scrape the inner wall of the stirring barrel 3, the raw materials adhered to the inner part of the stirring barrel 3 are scraped, and the raw materials are stirred;

s3, after the raw materials are stirred, the raw materials are conveyed to a pressing device 1 through a conveying mechanism 5, and the pressing device 1 presses and forms the baking-free bricks to produce finished baking-free bricks;

and S4, conveying the baking-free bricks on the conveyor belt 4 after the baking-free bricks are produced, starting the second motor 17 and the dust collector 13, driving the brush roller 16 to rotate by the second motor 17, sweeping the unconnected or non-solidified materials on the baking-free bricks by the brush on the surface of the brush roller 16, then enabling the materials to enter the dust collector 13 through the dust hood 15, the transverse pipe 18 and the hose 14, completing cleaning of the baking-free bricks, and then opening the inside of the dust collector 13 to recover the materials after the work is finished.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

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 alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a non-burning brick device, includes pressing equipment (1), conveyer (2), agitator (3), conveyer belt (4), defeated material mechanism (5) and dust catcher (13), its characterized in that: the utility model discloses a dust collector, including agitator (3), ring body (3), stirring barrel (3), dust catcher (15), brush roll (16), belt transmission, pulley (17), pulley (6), inner wall sliding connection have movable post (7), the inside of agitator (3) is provided with a plurality of ring body (8), ring body (8) and movable post (7) reciprocal anchorage, the top bolt of ring body (8) has connect spiller (9), the inboard fixed surface of ring body (8) has a plurality of blade (10), the top and the inside of agitator (3) are provided with actuating mechanism (11) and rabbling mechanism (12), the entry intercommunication of dust catcher (13) is provided with hose (14), the other end intercommunication of hose (14) is provided with violently pipe (18), the top of conveyer belt (4) is provided with suction hood (15) and supporting mechanism (19) respectively, the both sides of the inside below of suction hood (15) all rotate and are connected with brush roll (16), the surface bolt in the suction hood (15) outside has connect second motor (17), the output shaft and brush roll (16) of second motor (17) pass through belt transmission.

2. A baking-free brick installation as claimed in claim 1, wherein: the driving mechanism (11) comprises a supporting table (111), a first motor (112), a supporting plate (113), a rotating column (114), a rotating disc (115) and a driving rod (116), wherein the supporting table (111) is installed at the top of the stirring barrel (3), the supporting plate (113) is bolted at the top of the stirring barrel (3), the first motor (112) is bolted at the top of the supporting table (111), the rotating column (114) penetrates through the supporting plate (113) and is connected with the supporting plate in a rotating mode, an output shaft of the first motor (112) is connected with the rotating column (114) through belt transmission, the rotating discs (115) are two in number and are respectively bolted at two ends of the rotating column (114), and the driving rod (116) is arranged on the other side of the rotating disc (115) and is connected with the rotating disc (115) in a rotating mode.

3. A baking-free brick installation as claimed in claim 2, wherein: stirring mechanism (12) include first conical gear (121), second conical gear (122), column spinner (123), connecting rod (124) and (mixing) shaft (125), first conical gear (121) is fixed to be set up on the surface of column spinner (114), column spinner (123) run through agitator (3) and pass through the bearing rotation with it and be connected, second conical gear (122) are fixed to be set up on the top of column spinner (123), second conical gear (122) and first conical gear (121) intermeshing, the one end and the column spinner (123) of connecting rod (124) are fixed, and the other end and the (mixing) shaft (125) of connecting rod (124) are fixed.

4. A baking-free brick installation as claimed in claim 3, wherein: and one side opposite to the supporting plate (113) is fixedly provided with an installation rod (20), the other end of the installation rod (20) is fixedly provided with a bearing seat (21), and the rotating column (123) is fixed with an inner ring of the bearing seat (21).

5. A baking-free brick installation as claimed in claim 3, wherein: a space is reserved between the blade (10) and the stirring shaft (125), the radius of the ring body (8) is larger than the movement radius of the stirring shaft (125), and the radius of the scraper knife (9) is the same as the radius of the ring body (8).

6. A baking-free brick installation as claimed in claim 1, wherein: defeated material mechanism (5) include material valve (51), conveyer pipe (52), delivery pump (53) and communicating pipe (54), material valve (51) intercommunication sets up in the bottom of agitator (3), the one end and the material valve (51) of conveyer pipe (52) communicate each other, the other end of conveyer pipe (52) and the entry of delivery pump (53) communicate each other, the one end of communicating pipe (54) and the export of delivery pump (53) communicate each other.

7. A baking-free brick installation as claimed in claim 1, wherein: the supporting mechanism (19) comprises an upper plate (191), a support (192) and a hydraulic cylinder (193), the support (192) is bolted to the top of the conveyor belt (4), the upper plate (191) is fixed to the top of the support (192), the hydraulic cylinder (193) is fixed to the top of the upper plate (191), and an output shaft of the hydraulic cylinder (193) is fixed to the dust hood (15).

8. A baking-free brick installation as claimed in claim 1, wherein: the scraper knife (9) is designed in an annular shape, and the scraper knife (9) is tightly attached to the inner wall of the stirring barrel (3).

9. A baking-free brick installation as claimed in claim 1, wherein: the whole body of the blade (10) is inclined downwards, and the inclination angle of the blade (10) is 15-30 degrees.

10. The process of claim 1, wherein the process comprises the steps of: the process flow comprises the following steps:

s1, conveying the raw materials of the baking-free bricks to the inside of a stirring barrel (3) by using a conveyor (2), starting a first motor (112) to drive a rotating column (114) to rotate, then driving a rotating column (123) to rotate by the rotating column (114) through a first bevel gear (121) and a second bevel gear (122), and then driving a stirring shaft (125) to rotate by the rotating column (123) to stir the raw materials;

s2, the rotating column (114) simultaneously drives the rotating disc (115) to rotate, then the rotating disc (115) drives the movable column (7) to move up and down through the driving rod (116), the ring body (8), the blade (10) and the scraper knife (9) do reciprocating motion up and down, the blade (10) stirs the raw materials up and down, the raw materials move up and down, the raw materials are favorably diffused up and down, the scraper knife (9) can scrape the inner wall of the stirring barrel (3), the raw materials adhered to the inner part of the stirring barrel (3) are scraped, and the raw materials are stirred;

s3, after the raw materials are stirred, conveying the raw materials to pressing equipment (1) through a conveying mechanism (5), and pressing and forming the baking-free bricks by the pressing equipment (1) to produce finished baking-free bricks;

s4, conveying the baking-free bricks on the conveying belt (4) after the baking-free bricks are produced, starting the second motor (17) and the dust collector (13), driving the brush roller (16) to rotate by the second motor (17), sweeping the materials which are not connected or solidified on the baking-free bricks by the brush on the surface of the brush roller (16), and then enabling the materials to enter the inside of the dust collector (13) through the dust hood (15), the transverse pipe (18) and the hose (14), so that the cleaning of the baking-free bricks is completed.