CN115351904A - Clay unburned brick batching, ageing and mixing system and process - Google Patents
Clay unburned brick batching, ageing and mixing system and process Download PDFInfo
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- CN115351904A CN115351904A CN202210909952.XA CN202210909952A CN115351904A CN 115351904 A CN115351904 A CN 115351904A CN 202210909952 A CN202210909952 A CN 202210909952A CN 115351904 A CN115351904 A CN 115351904A
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- conveying chain
- clay
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- 239000011449 brick Substances 0.000 title claims abstract description 67
- 238000002156 mixing Methods 0.000 title claims abstract description 45
- 230000032683 aging Effects 0.000 title claims abstract description 41
- 239000004927 clay Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000005303 weighing Methods 0.000 claims abstract description 48
- 239000004576 sand Substances 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 130
- 238000007599 discharging Methods 0.000 claims description 22
- 239000000428 dust Substances 0.000 claims description 19
- 239000002994 raw material Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 16
- 239000011230 binding agent Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 239000011452 unfired brick Substances 0.000 claims description 6
- 239000007767 bonding agent Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000007580 dry-mixing Methods 0.000 claims description 2
- 238000003483 aging Methods 0.000 description 29
- 239000007789 gas Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C3/00—Apparatus or methods for mixing clay with other substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/0007—Pretreatment of the ingredients, e.g. by heating, sorting, grading, drying, disintegrating; Preventing generation of dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/02—Controlling the operation of the mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0422—Weighing predetermined amounts of ingredients, e.g. for consecutive delivery
- B28C7/044—Weighing mechanisms specially adapted therefor; Weighing containers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/0481—Plant for proportioning, supplying or batching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/06—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors
- B28C7/067—Supplying the solid ingredients, e.g. by means of endless conveyors or jigging conveyors by means of stationary hoppers, chambers or bins from which the material is fed gravitationally, e.g. having agitating means therein
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/04—Supplying or proportioning the ingredients
- B28C7/12—Supplying or proportioning liquid ingredients
- B28C7/126—Supply means, e.g. nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
The invention relates to a clay unburned brick batching, trapping and mixing system and process, wherein the system comprises a weighing hopper, a first buffer hopper, a wet type wheel mill, a conveying chain, a trapping chamber, a second buffer hopper, a rolling wheel sand mixer, a rotary hopper conveyor, a trapping tank and a crane; the invention reasonably plans and designs the procedures of proportioning, ageing, mixing and the like of the clay unburned bricks, realizes full-automatic control of the production flows of the procedures of proportioning, ageing, mixing and the like of the clay unburned bricks through the control system, replaces the existing manual operation mode, realizes intelligent operation, and effectively improves the production efficiency and the product quality.
Description
Technical Field
The invention relates to the technical field of refractory brick preparation, in particular to a clay unburned brick batching, ageing mixing system and a clay unburned brick batching, ageing mixing process.
Background
The production process of the refractory brick generally comprises the steps of batching, mixing, ageing, forming, drying, firing and the like. The firing process is cancelled when the brick is not fired, and the finished product of the refractory brick is obtained after the drying process. On the premise of ensuring the use performance, the production process is simplified without baking bricks, and the economical efficiency is better; the high-temperature sintering process is not required, so that the generation of nitrogen oxides can be greatly reduced, and carbon emission reduction is realized.
The ageing process is to leave the primarily mixed pug for a certain period of time at a proper temperature and humidity. The main purpose of the ageing mixture is to remove the gas generated by chemical reaction in the unburned brick pug, increase the plasticity of the pug and improve the forming performance.
The batching and mixing processes in the production process of the existing refractory brick generally need manual participation, the batching error is large, and the product quality cannot be guaranteed; in the material trapping process, workers generally use the electric hoist to transport the trapped material tank, so that the labor intensity is high and the production efficiency is low.
The Chinese patent application with the application publication number of CN 106272958A discloses a baking-free brick production line, which comprises a stirrer, a mixer, a storage tank and a brick press, wherein a stirring discharge port of the stirrer is connected with a feeding end of a first conveyor, and a discharging end of the first conveyor is connected with a mixing feeding port of the mixer; a certain height difference exists between the mixing machine and the storage tank, and a mixing discharge port arranged at the bottom of the mixing machine is communicated with a storage feed port arranged at the upper part of the storage tank through a pipeline; and the discharging port of the storage tank is connected with the feeding end of the second conveyor, and the discharging end of the second conveyor is connected with a baking-free brick press. Through rationally arranging mixer, storage tank and brick machine to form a non-burning brick production line that degree of automation is high through the connection of first conveyer and second conveyer, practiced thrift a large amount of manpower resources, improved production efficiency. However, the technical scheme is not provided with a trapping process, so that the performance of the baking-free brick is difficult to ensure.
Disclosure of Invention
The invention provides a batching, ageing and mixing system and process for unfired bricks of clay, which are characterized in that the procedures of batching, ageing, mixing and the like of unfired bricks of clay are reasonably planned and designed, the full-automatic control of the production flows of the procedures of batching, ageing, mixing and the like of unfired bricks of clay can be realized through a control system, the existing manual operation mode is replaced, the intelligent operation is realized, and the production efficiency and the product quality are effectively improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a clay unburned brick batching, trapping and mixing system comprises a weighing hopper, a first buffer hopper, a wet type edge runner mill, a conveying chain, a trapping chamber, a second buffer hopper, a rolling wheel sand mixer, a rotary hopper conveyor, a trapping tank and a crane; the weighing device comprises a plurality of weighing hoppers, a first buffer hopper is arranged below the weighing hoppers, and a feed inlet at the top of the first buffer hopper is connected with a discharge outlet at the bottom of each weighing hopper; the wet type edge runner mill is arranged below the first buffer hopper, the top of the wet type edge runner mill is provided with a material inlet and a bonding agent inlet, and the bottom of the wet type edge runner mill is provided with a primary mixture outlet; wherein the material inlet is connected with a discharge hole of the first buffer hopper, and the binder inlet is connected with a binder conveying pipeline; the conveying chain is used for conveying the trapped material tanks, one end of the conveying chain is a trapped material tank filling position and is arranged below the wet type edge runner mill, and the other end of the conveying chain is a trapped material tank lifting position and is arranged on one side of the bottom of the trapped material chamber; the material trapping chamber consists of a plurality of layers of material trapping frames, a lifting device and a trapping chamber conveying chain, wherein the lifting device moves up and down along the plurality of layers of trapping frames, the trapping chamber conveying chain is arranged on the trapping chamber at the uppermost layer, and the trapping chamber conveying chain extends to the outer side of the trapping chamber and is provided with a discharging position and an empty tank hoisting position; a crane is arranged above the unloading and empty tank hoisting position, a second buffer hopper is arranged below a material trapping chamber conveying chain corresponding to the unloading and empty tank hoisting position, a roller sand mixer is arranged below the second buffer hopper, and a material inlet is formed in the top of the roller sand mixer and connected with a material outlet at the bottom of the second buffer hopper; the bottom of the grinding wheel sand mixer is provided with a secondary mixture outlet which is connected with a feeding bin of a brick press through a rotating bucket conveyor.
A clay unburned brick batching, ageing and mixing system also comprises a control system; a weighing sensor is arranged at the bottom of the weighing hopper, and a discharge valve I is arranged at the discharge outlet of the buffer hopper I; a liquid metering device is arranged on the binding agent conveying pipeline; a limit switch I is arranged on one side of the track of the conveying chain corresponding to the material trapping tank loading position, a limit switch II is arranged on the lifting position corresponding to the material trapping tank, and a limit switch III is arranged on one side of the track of the conveying chain of the material trapping chamber corresponding to the unloading and empty tank lifting positions; a material outlet of the buffer hopper II is provided with a discharge valve II; the control system is respectively connected with a weighing sensor, a liquid metering device, a first limit switch, a second limit switch and a third limit switch, and the drive ends of a first discharge valve, a wet type wheel mill, a conveying chain, a lifting device, a material trapping chamber conveying chain, a second discharge valve, a crane, a wheel mill and a rotary hopper conveyor.
And a dust removal device is arranged on the wet type edge runner mill, and a dust gas outlet is arranged at the top of the weighing hopper and is connected with the dust removal device through a dust gas pipeline.
Each layer of trapped material of the trapped material chamber is erected on a plurality of trapped material positions, and an infrared radiation heating machine is arranged on the trapped material frame at the top of each trapped material position.
And the crane is provided with a limit switch for controlling the position of the lifting hook in the horizontal direction and the position of the lifting hook in the vertical direction.
The roller sand mixer and the brick press are provided with a plurality of feeding bins, and the rotary hopper conveyor is correspondingly provided with a plurality of feeding ports and discharging ports; the hopper of the rotary bucket conveyor is made of a stainless steel plate, and a vibrator is arranged at the discharge port of the rotary bucket conveyor.
A clay unburned brick batching, ageing and mixing process comprises the following steps:
1) Weighing various raw materials with set particle size respectively by corresponding weighing hoppers, then feeding the raw materials into a first buffer hopper, then feeding the raw materials into a wet type edge runner mill by a first discharge valve for mixing, and dry-mixing for more than 2 min;
2) The liquid binder is metered by a liquid metering device and then is sent into a wet type wheel mill, and is stirred with the mixed raw materials for more than 10 min; discharging the mixed material into a trapping tank at a trapping tank material level;
3) The trapping tank filled with the mixed material is dragged by a conveying chain to be sent to a trapping tank lifting position at one side of the trapping chamber and then sent to a set trapping position of a set trapping rack by a lifting device, and trapping is carried out for 8-24 hours;
4) Conveying the trapped material tank to a discharging and empty tank lifting position through a trapping chamber conveying chain after trapping is finished, dumping the material trapped in the material tank to a second buffer hopper through a control crane traction hook, conveying the material to a rolling wheel sand mixer through a second discharging valve, and mixing for more than 10min for the second time;
5) Hoisting the unloaded material trapping tank onto a conveying chain through a crane, and sending the material trapping tank to the material loading position through the conveying chain;
6) And (4) conveying the secondarily mixed materials into a feeding bin of a brick press through a rotary hopper conveyor, making green bricks by the brick press, and then conveying the green bricks into a drying kiln for drying to obtain finished bricks.
The full-automatic control of the whole production process is realized through a control system, and the control system adopts a PLC control system.
The temperature in the ageing room is 10-40 ℃.
The granularity of the raw materials comprises various granularity of 200 meshes, 0-1 mm, 1-3 mm, 3-5 mm and 5-8 mm.
Compared with the prior art, the invention has the beneficial effects that:
(1) The production process comprises the steps of reasonably planning and designing the procedures of batching, ageing, mixing and the like of the clay unburned bricks, realizing full-automatic control of the production processes of the procedures of batching, ageing, mixing and the like of the clay unburned bricks through a control system, replacing the conventional manual operation mode, greatly reducing the labor cost, realizing intelligent operation and improving the production efficiency;
(2) In the batching process, a weighing hopper with a weighing sensor is used for metering, so that the time required for weighing and discharging is reduced, the weighing precision is improved, and the quality of a finished product is ensured;
(3) In the mixing process, a dust removal device is arranged at a dust raising point (on a wet type edge runner mill), so that the environment pollution caused by raised dust is effectively avoided;
(4) The material trapping chamber is provided with a plurality of layers of material trapping frames, and the material trapping tanks are conveyed to the specified positions through the lifting device for material trapping, so that the occupied area can be effectively reduced, and the space of a workshop is fully utilized; the material trapping chamber conveying chain is arranged on a trapping rack steel platform on the layer where the second buffer hopper is located, so that the lifting and transporting links from the trapping tank to the second buffer hopper are reduced, and the occupied area is reduced;
(5) The clay unburned brick yield is high, the product quality is good, the whole system occupies less space, the automation degree is high, and the operation is simple and convenient.
Drawings
FIG. 1 is a schematic structural diagram of a clay unfired brick batching, ageing and mixing system according to the present invention.
FIG. 2 is a flow chart of a process for proportioning, ageing and mixing clay unburned bricks.
In the figure: 1. weighing hopper 2, buffer hopper I3, discharge valve I4, wet type wheel mill 5, liquid metering device 6, material trapping tank 7, conveying chain 8, trapping chamber 9, limit switch I10, buffer hopper II 11, discharge valve II 12, wheel mill 13, crane 14, rotating hopper conveyor 15, material feeding chamber 16 of brick press, limit switch II 17, limit switch III 18 and trapping chamber conveying chain
Detailed Description
The following further describes embodiments of the present invention in conjunction with the attached figures:
as shown in FIG. 1, the clay unburned brick batching, ageing mixing system comprises a weighing hopper 1, a first buffer hopper 2, a wet type edge runner mill 4, a conveying chain 7, an ageing chamber 8, a second buffer hopper 10, a rolling wheel sand mixer 12, a rotary hopper conveyor 14, an ageing tank 6 and a crane 13; the weighing device comprises a plurality of weighing hoppers 1, a first buffer hopper 2 is arranged below the weighing hoppers 1, and a feed inlet at the top of the first buffer hopper 2 is connected with a discharge outlet at the bottom of each weighing hopper 1; the wet type edge runner mill 4 is arranged below the buffer hopper I2, the top of the wet type edge runner mill 4 is provided with a material inlet and a bonding agent inlet, and the bottom of the wet type edge runner mill 4 is provided with a primary mixture outlet; wherein the material inlet is connected with the discharge hole of the first buffer hopper 2, and the binder inlet is connected with the binder conveying pipeline; the conveying chain 7 is used for conveying the trapped material tank 6, one end of the conveying chain 7 is a trapped material tank filling position and is arranged below the wet type edge runner mill 4, and the other end of the conveying chain 7 is a trapped material tank lifting position and is arranged on one side of the bottom of the trapped material chamber 8; the material trapping chamber 8 consists of a plurality of layers of material trapping frames, a lifting device and a material trapping chamber conveying chain 18, wherein the lifting device moves up and down along the plurality of layers of material trapping frames, the material trapping chamber conveying chain 18 is arranged on the uppermost layer of material trapping frame, and the material trapping chamber conveying chain 18 extends to the outer side of the material trapping chamber 8 and is provided with a discharging position and an empty tank lifting position; a crane 13 is arranged above the unloading and empty tank hoisting position, a second buffer hopper 10 is arranged below a material trapping chamber conveying chain 18 corresponding to the unloading and empty tank hoisting position, a roller sand mixer 12 is arranged below the second buffer hopper 10, and a material inlet is formed in the top of the roller sand mixer 12 and is connected with a material outlet in the bottom of the second buffer hopper 10; the bottom of the roller sand mixer 12 is provided with a secondary mixture outlet which is connected with a feeding bin 15 of a brick press through a rotating bucket conveyor 14.
A clay unburned brick batching, ageing and mixing system, which also comprises a control system; a weighing sensor is arranged at the bottom of the weighing hopper 1, and a discharge valve I3 is arranged at a discharge port of the buffer hopper I2; a liquid metering device 5 is arranged on the binding agent conveying pipeline; a first limit switch 9 is arranged on one side of the track of the conveying chain 7 corresponding to the trapping material tank loading position, a second limit switch 16 is arranged on the lifting position corresponding to the trapping material tank, and a third limit switch 17 is arranged on one side of the track of the trapping chamber conveying chain 18 corresponding to the unloading and empty tank lifting positions; a second discharge valve 11 is arranged at a material outlet of the second buffer hopper 10; the control system is respectively connected with a weighing sensor, a liquid metering device 5, a first limit switch 9, a second limit switch 16, a third limit switch 17, and the driving ends of a first discharge valve 3, a wet type edge runner mill 4, a conveying chain 7, a lifting device, a material trapping chamber conveying chain 18, a second discharge valve 11, a crane 13, a grinding wheel sand mixer 12 and a rotary hopper conveyor 14.
And a dust removal device is arranged on the wet type edge runner mill 4, and a dust gas outlet is arranged at the top of the weighing hopper 1 and is connected with the dust removal device through a dust gas pipeline.
Stranded material of each layer of poverty material room 8 is stranded the material and is erect in a plurality of poverty material levels, traps and establishes infrared radiation heating machine on the material frame of poverty material level top.
And the crane 13 is provided with a limit switch for controlling the position of the lifting hook in the horizontal direction and the position of the lifting hook in the vertical direction.
The roller sand mixer 12 and the brick press are provided with a plurality of feeding bins 15, and the rotary hopper conveyor 14 is correspondingly provided with a plurality of feeding ports and discharging ports; the hopper of the rotating bucket conveyor 14 is made of stainless steel plates, and a vibrator is arranged at the discharge port of the rotating bucket conveyor 14.
As shown in figure 2, the process for proportioning, ageing and mixing clay unburned bricks comprises the following steps:
1) Weighing a plurality of raw materials with set particle sizes respectively through corresponding weighing hoppers 1, then feeding the raw materials into a first buffer hopper 2, then feeding the raw materials into a wet type edge runner mill 4 through a first discharge valve 3, and mixing for more than 2min in a dry way;
2) The liquid binder is metered by a liquid metering device 5 and then sent into a wet type edge runner mill 4, and is stirred with the mixed raw materials for more than 10 min; discharging the mixed materials into a material trapping tank 6 at the material trapping tank material level;
3) The material trapping tank 6 filled with the mixed material is pulled by a conveying chain 7 to be sent to a material trapping tank lifting position at one side of a material trapping chamber 8, and is sent to a set material trapping position of a set material trapping frame by a lifting device, and the material trapping time is 8-24 hours;
4) The ageing tank 6 after ageing is conveyed to a discharging and empty tank hoisting position through an ageing chamber conveying chain 18, materials in the ageing tank 6 are poured into a second buffer hopper 10 through a traction hook of a control crane 13, and then are conveyed into a rolling wheel sand mixer 12 through a second discharging valve 11 to be secondarily mixed for more than 10 min;
5) The discharged material trapping tank 6 is hoisted to the conveying chain 7 through the crane 13 and is conveyed back to the material trapping tank material level through the conveying chain 7;
6) The materials after the secondary mixing are sent into a feeding bin 15 of a brick press through a rotating bucket conveyor 14, adobes are made by the brick press, and then the adobes are sent into a drying kiln for drying to obtain finished bricks.
The full-automatic control of the whole production process is realized through a control system, and the control system adopts a PLC control system.
The temperature in the material trapping chamber 8 is 10-40 ℃.
The granularity of the raw materials comprises various granularity of 200 meshes, 0-1 mm, 1-3 mm, 3-5 mm and 5-8 mm.
The following examples are carried out on the premise of the technical scheme of the invention, and detailed embodiments and specific operation processes are given, but the scope of the invention is not limited to the following examples.
[ examples ] A
As shown in fig. 1 and 2, in the present embodiment, the clay unfired brick batching, trapping and mixing system includes a weighing hopper 1, a first buffer hopper 2, a first discharge valve 3, a wet type edge runner mill 4, a liquid metering device 5, a trapping tank 6, a conveying chain 7, a trapping chamber 8, a first limit switch 9, a second buffer hopper 10, a second discharge valve 11, a roller mill 12, a crane 13, a rotary hopper conveyor 14, a feeding bin 15 of a brick press, a second limit switch 16, a third limit switch 17 and a trapping chamber conveying chain 18.
Weighing hopper 1 is 6, and the lower part of every weighing hopper 1 is equipped with three weighing sensor respectively. The weighing hopper stores raw materials with different grades, and the granularity of the raw materials comprises more than 200 meshes, 0-1 mm, 1-3 mm, 3-5 mm and 5-8 mm.
Discharge ports at the bottom of the weighing hopper 1 are respectively connected to the first buffer hopper 2 through chutes; the first buffer hopper 2 is connected with a material inlet at the top of the wet type edge runner mill 4 through a first discharge valve 3, a bonding agent inlet is also formed in the top of the wet type edge runner mill 4, and the bonding agent inlet is connected with an outlet of the liquid metering device 5; a primary mixture outlet is formed in the bottom of the wet type wheel mill 4, and the ageing tank 6 is conveyed to an ageing tank material level below the wet type wheel mill 4 through a conveying chain 7; after the charging is finished, the trapping tank 6 is conveyed into the trapping chamber 8 through the conveying chain 7 for trapping; after the trapping is finished, the trapping tank 6 is conveyed to a discharging and empty tank hoisting position through a trapping chamber conveying chain 18, the trapping tank is inclined through a traction hook of a crane 13, and the mixed materials enter a buffer hopper II 10; the empty bucket is returned to the conveying chain 7 by the crane 13; the second buffer hopper 10 is connected with a material inlet at the top of the rolling wheel sand mixer 12 through a second discharge valve 11; the bottom of the roller sand mixer 12 is provided with a secondary mixture outlet which is connected to a feed inlet at the top of the rotary bucket conveyor 14 through a chute; the discharge port at the bottom of the rotary bucket conveyor is connected to a feeding bin 15 of the brick press, and the mixture enters the brick press for molding.
And a dust removal device is arranged on the wet type edge runner mill 4, and a dust gas outlet is arranged at the top of the weighing hopper 1 and is connected with the dust removal device through a dust gas pipeline.
In this embodiment, the material trapping chamber 8 is composed of a trapping chamber conveying chain 18, a lifting device and three layers of material trapping frames; the material trapping tank 6 firstly enters the lowest layer material trapping rack for trapping, and is sent out by a trapping chamber conveying chain 18 arranged on the uppermost layer material trapping rack after trapping is finished; the second buffer hopper 10 is arranged on a steel platform of a material trapping rack layer on which the material trapping chamber conveying chain 18 is arranged; the top of each trapped material frame is provided with an infrared radiation heating machine; the temperature in the ageing room was 30 ℃.
In this embodiment, the crane 13 is a single-beam crane, and a plurality of limit switches are provided thereon for controlling the positions of the lifting hook in the horizontal direction and the vertical direction.
The rotary hopper conveyor 14 is provided with a plurality of feeding holes and a plurality of discharging holes, can be connected with materials output by a plurality of rolling wheel sand mixers 12, and is sent to a plurality of feeding bins 15 of the brick press; the hopper of the rotating hopper conveyor 14 is made of stainless steel; the discharge port of the rotating bucket conveyor 14 is provided with a rapper.
A green brick conveying device is arranged between the brick press and the drying kiln, and the driving end of the green brick conveying device is connected with a PLC control system.
In the embodiment, the full-automatic material proportioning, ageing and mixing system for the clay unburned bricks further comprises a PLC control system; the weighing sensor, the first limit switch 9, the second limit switch 16 and the third limit switch 17 of the weighing hopper 1, and the driving ends of the first discharge valve 3, the wet type wheel mill 4, the liquid metering device 5, the conveying chain 7, the material trapping chamber conveying chain 18, the second discharge valve 11, the wheel milling sand mixer 12, the single-beam crane 13 and the rotating hopper conveyor 14 are respectively connected with a PLC control system. And the full-automatic operation of the whole production process is realized through a PLC control system.
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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A clay unburned brick batching, trapping and mixing system is characterized by comprising a weighing hopper, a first buffer hopper, a wet type edge runner mill, a conveying chain, a trapping chamber, a second buffer hopper, a rolling wheel sand mixer, a rotating hopper conveyor, a trapping tank and a crane; the weighing device comprises a plurality of weighing hoppers, a first buffer hopper is arranged below the weighing hoppers, and a feed inlet at the top of the first buffer hopper is connected with a discharge outlet at the bottom of each weighing hopper; the wet type edge runner mill is arranged below the first buffer hopper, the top of the wet type edge runner mill is provided with a material inlet and a bonding agent inlet, and the bottom of the wet type edge runner mill is provided with a primary mixture outlet; wherein the material inlet is connected with the discharge hole of the first buffer hopper, and the binder inlet is connected with the binder conveying pipeline; the conveying chain is used for conveying the trapped material tank, one end of the conveying chain is used for storing the trapped material tank and is arranged below the wet type edge runner mill, and the other end of the conveying chain is used for lifting the trapped material tank and is arranged on one side of the bottom of the trapped material chamber; the material trapping chamber consists of a plurality of layers of material trapping frames, a lifting device and a trapping chamber conveying chain, wherein the lifting device moves up and down along the plurality of layers of trapping frames, the trapping chamber conveying chain is arranged on the trapping chamber at the uppermost layer, and the trapping chamber conveying chain extends to the outer side of the trapping chamber and is provided with a discharging position and an empty tank hoisting position; a crane is arranged above the unloading and empty tank lifting position, a second buffer hopper is arranged below a material trapping chamber conveying chain corresponding to the unloading and empty tank lifting position, a roller sand mixer is arranged below the second buffer hopper, and a material inlet is formed in the top of the roller sand mixer and is connected with a material outlet in the bottom of the second buffer hopper; the bottom of the roller sand mixer is provided with a secondary mixture outlet which is connected with a feeding bin of a brick press through a rotating bucket conveyor.
2. The clay unburned brick batching, ageing and mixing system according to claim 1, further comprising a control system; a weighing sensor is arranged at the bottom of the weighing hopper, and a discharge valve I is arranged at the discharge outlet of the buffer hopper I; a liquid metering device is arranged on the binding agent conveying pipeline; a limit switch I is arranged on one side of the track of the conveying chain corresponding to the material trapping can lifting position, a limit switch II is arranged on the corresponding material trapping can lifting position, and a limit switch III is arranged on one side of the track of the conveying chain of the material trapping chamber corresponding to the material discharging and empty can lifting positions; a material outlet of the buffer hopper II is provided with a discharge valve II; the control system is respectively connected with a weighing sensor, a liquid metering device, a first limit switch, a second limit switch and a third limit switch, and the drive ends of a first discharge valve, a wet type wheel mill, a conveying chain, a lifting device, a material trapping chamber conveying chain, a second discharge valve, a crane, a wheel mill and a rotary hopper conveyor.
3. The clay unfired brick batching, ageing and mixing system as claimed in claim 1, wherein a dust removal device is arranged on the wet edge runner mill, and a dust gas outlet is arranged at the top of the weighing hopper and connected with the dust removal device through a dust gas pipeline.
4. The clay unburned brick batching, trapping and mixing system according to claim 1, wherein each layer of trapping material of the trapping chamber is erected at a plurality of trapping positions, and an infrared radiation heating machine is arranged on the trapping frame at the top of the trapping positions.
5. The clay unburned brick batching, ageing and mixing system according to claim 1, wherein the crane is provided with a limit switch for controlling the horizontal position and the vertical position of the lifting hook.
6. The clay unburned brick batching, ageing and mixing system according to claim 1, wherein the roller mill and the brick press are provided with a plurality of feeding bins, and the rotary hopper conveyor is correspondingly provided with a plurality of feeding ports and discharging ports; the hopper of the rotary bucket conveyor is made of a stainless steel plate, and a vibrator is arranged at the discharge port of the rotary bucket conveyor.
7. The clay unburned brick batching, ageing and mixing process based on the system of any one of claims 1-6, characterized by comprising the following steps:
1) Weighing various raw materials with set particle size respectively by corresponding weighing hoppers, then feeding the raw materials into a first buffer hopper, then feeding the raw materials into a wet type edge runner mill by a first discharge valve for mixing, and dry-mixing for more than 2 min;
2) The liquid binder is metered by a liquid metering device and then sent into a wet type edge runner mill, and is stirred with the mixed raw materials for more than 10 min; discharging the mixed materials into a trapping tank at the trapping tank material level;
3) The trapping tank filled with the mixed material is dragged by a conveying chain to be sent to a trapping tank lifting position at one side of the trapping chamber and then sent to a set trapping position of a set trapping rack by a lifting device, and trapping is carried out for 8-24 hours;
4) Conveying the trapped material tank to a discharging and empty tank lifting position through a trapping chamber conveying chain after trapping is finished, dumping the material trapped in the material tank to a second buffer hopper through a control crane traction hook, conveying the material to a rolling wheel sand mixer through a second discharging valve, and mixing for more than 10min for the second time;
5) Hoisting the discharged material trapping tank onto a conveying chain through a crane, and sending the material trapping tank back to the material loading position of the material trapping tank through the conveying chain;
6) And (4) conveying the secondarily mixed materials into a feeding bin of a brick press through a rotary hopper conveyor, making green bricks by the brick press, and then conveying the green bricks into a drying kiln for drying to obtain finished bricks.
8. The clay unburned brick batching, ageing and mixing process according to claim 7, wherein the full automatic control of the whole production process is realized by a control system, and the control system adopts a PLC control system.
9. The clay unburned brick batching, ageing, mixing process according to claim 7, wherein the temperature in the ageing chamber is 10 ℃ to 40 ℃.
10. The clay unburned brick batching, ageing and mixing process according to claim 7, wherein the particle size of the raw materials comprises more than 200 meshes, 0-1 mm, 1-3 mm, 3-5 mm and 5-8 mm.
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| CN202210909952.XA CN115351904B (en) | 2022-07-29 | 2022-07-29 | Clay unburned brick batching, trapping and mixing system and clay unburned brick batching, trapping and mixing process |
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| CN202210909952.XA CN115351904B (en) | 2022-07-29 | 2022-07-29 | Clay unburned brick batching, trapping and mixing system and clay unburned brick batching, trapping and mixing process |
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