CN109227893A - A kind of fired brick preparation method and fired brick Preparation equipment - Google Patents

A kind of fired brick preparation method and fired brick Preparation equipment Download PDF

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Publication number
CN109227893A
CN109227893A CN201811109819.6A CN201811109819A CN109227893A CN 109227893 A CN109227893 A CN 109227893A CN 201811109819 A CN201811109819 A CN 201811109819A CN 109227893 A CN109227893 A CN 109227893A
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CN
China
Prior art keywords
brick
raw
calcining kiln
conveyer belt
fired
Prior art date
Application number
CN201811109819.6A
Other languages
Chinese (zh)
Inventor
黄鹤
潘浩
陈思良
Original Assignee
江苏腾业新型材料有限公司
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Application filed by 江苏腾业新型材料有限公司 filed Critical 江苏腾业新型材料有限公司
Priority to CN201811109819.6A priority Critical patent/CN109227893A/en
Publication of CN109227893A publication Critical patent/CN109227893A/en

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/20Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/14Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting
    • B28B11/16Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting for extrusion or for materials supplied in long webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B11/00Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/243Setting, e.g. drying, dehydrating or firing ceramic articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/02Feeding the unshaped material to moulds or apparatus for producing shaped articles
    • B28B13/0215Feeding the moulding material in measured quantities from a container or silo
    • B28B13/023Feeding the moulding material in measured quantities from a container or silo by using a feed box transferring the moulding material from a hopper to the moulding cavities
    • B28B13/0235Feeding the moulding material in measured quantities from a container or silo by using a feed box transferring the moulding material from a hopper to the moulding cavities the feed box being provided with agitating means, e.g. stirring vanes to avoid premature setting of the moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B17/00Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
    • B28B17/02Conditioning the material prior to shaping
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/04Clay; Kaolin
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00Clay-wares
    • C04B33/02Preparing or treating the raw materials individually or as batches
    • C04B33/13Compounding ingredients
    • C04B33/132Waste materials; Refuse; Residues
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00Technologies relating to the processing of minerals
    • Y02P40/60Production of ceramic materials or ceramic elements, e.g. substitution of clay or shale by alternative raw materials, e.g. ashes

Abstract

The invention discloses a kind of fired brick preparation method and fired brick Preparation equipments, belong to sintering brick process, it is intended to provide the preparation method of a kind of fired brick that can be improved brick body anti seismic efficiency and this fired brick, its key points of the technical solution are that the mixing of step 1, shale and bastard coal;The mixing of soil and sludge;Hard raw material and soft raw material are mixed by the proportion of 3:2, form brick-making raw material;Step 2, preliminary mixing;Step 3, ageing;Step 4, brick-making raw material stirring;Step 5, bar shaped squeeze out adobe;Step 6, cutting;Step 7 is dried and is fired, and is provided with temperature control equipment in calcining kiln, is communicated with waste heat recovering mechanism in calcining kiln.The present invention is suitable for the firing of brick.

Description

A kind of fired brick preparation method and fired brick Preparation equipment
Technical field
The present invention relates to the firing of fired brick, in particular to a kind of fired brick preparation method and fired brick Preparation equipment.
Background technique
Fired brick: it is all using clay, shale, gangue or flyash as raw material, through being used prepared by molding and high-temperature roasting Fired brick is referred to as in the brick for building load-bearing and non-bearing wall body.It is divided into sintered clay brick, sintered coal ash according to raw material difference Brick, sintering shale brick etc..Fired brick of the fired common brick to solid or hole ratio less than 25%, referred to as fired common brick.It is common viscous The production and use of cob brick have more than 3000 years history in China.Now, in materials for wall used in construction project, commonly Clay brick is still occupied an leading position.Although common brick there are many deficiencies, due to cheap, simple process, design and Reasons, the common bricks such as the use inertia of construction technology maturation and people especially exist within considerable time from now on Rural area is still one of main materials for wall.
In the prior art, fired brick preparation usually requires soil, shale and bastard coal can go out often in mixed process Uneven situation is now mixed, the fired brick qualification rate at such firing is low and intensity is low, does not meet operating specification.
Summary of the invention
The object of the present invention is to provide a kind of fired brick preparation method and fired brick Preparation equipments, and having can be sufficiently mixed The effect of raw material.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of fired brick preparation method, comprising the following steps:
Step 1 mixes shale and bastard coal by the ratio of 5:4, is mixed to form hard raw material, hard raw material is placed into On conveyer belt;
Soil and sludge are mixed by the ratio of 4:5, and are pressed into particle diameter 1mm hereinafter, forming soft raw material;It will Hard raw material and soft raw material are mixed by the proportion of 3:2, form brick-making raw material;
Step 2 preliminary is mixed: brick-making raw material placement being transported to twin-screw compounder on the conveyor belt carries out mixing and stir It mixes;
Step 3, ageing: brick-making raw material is transported to ageing library by conveyer belt and is aged, will be aged by turn-down rig Brick-making raw material stirring and transported, brick-making raw material is sent into conveyer belt;
Step 4, brick-making raw material stirring: secondary agitation is carried out by mixing machine;
Step 5, bar shaped squeeze out adobe: brick-making raw material be put into vacuum-extruder, by the mixing and extrusion of vacuum-extruder, Adobe is made in brick-making raw material;
Step 6, cutting: adobe is cut into blank brick by blank cutter, is placed on kiln car by manipulator;
Step 7, dry and firing: kiln car carries blank brick and enters dry kiln, carries out placement drying, standing time 2 hours, will Moisture in blank brick is dried, and then kiln car continues to carry in blank brick progress calcining kiln, is fired.
It is that 5:4 can make brick body have combustibility by the mixing ratio of shale and bastard coal by using above-mentioned technical proposal And there is stronger hardness, be that 4:5 can carry out waste utilization and more green to sludge by the mixing ratio of soil and sludge Colour circle is protected;Then a mixing is carried out by twin-screw compounder, then carries out the ageing of brick-making raw material, brickmaking original can be removed Extra moisture in material increases the intensity for firing brick body;Then mixing machine carries out rerolling, by hard raw material and soft raw material It is sufficiently mixed, then by adding the brick-making raw material after water to carry out vacuum-extruder, the stirring of vacuum-extruder is to brick-making raw material Carry out being extruded into adobe after mixing three times, then be cut into blank brick body, into being dried in dry kiln, by the moisture in adobe into Row volatilization, is then fed into calcining kiln and is fired, by mixing three times, be sufficiently mixed raw material, reduce the fired brick of firing The not high situation of intensity.
Further, in step 1, shale mixed with bastard coal, it respectively will be in shale and bastard coal by sieve Fine impurities are separated, and then shale and bastard coal are mixed with the ratio of 5:4, are crushed, are carried out brokenly by jaw crusher After broken, using fine crusher carry out second-time breakage, the particle diameter of shale and bastard coal is then crushed to 1.5mm hereinafter, Form hard raw material.
By using above-mentioned technical proposal, impurity can be removed by sieve, then respectively by removing stone twin rollers and essence Thin twin rollers carry out broken polishing to soil and sludge respectively, and relatively large shale and bastard coal can be ground into less than 1.5mm's Particle facilitates the mixing in subsequent handling and firing.
Further, it in step 1, the mixing of soil and sludge: first passes through except stone feed tank carries out preliminary mixing, by defeated It send band to be transported to except stone twin rollers, soil and sludge are subjected to mixing compacting and remove the building stones that diameter in soil is greater than 20mm, then By fine twin rollers, soil and sludge are subjected to mixing compacting again and remove the building stones that diameter in soil is greater than 1mm.
It, can be by being mixed except stone feed tank, then respectively by except stone is to roller by using above-mentioned technical proposal Machine and fine twin rollers respectively carry out except stone soil and sludge, and the building stones by diameter greater than 20mm and diameter are greater than 1mm's respectively Building stones are removed from soil and sludge, are reduced building stones and are impacted to subsequent brickmaking, influence the intensity of brick body.
It is a further object of the present invention to provide a kind of fired brick Preparation equipments, technical scheme is that :
A kind of fired brick Preparation equipment, the blank cutter lower section are provided with feeding back device;The feeding back device includes back hopper, institute It states back hopper to be arranged below blank cutter, the back hopper is connected with conveyer belt, and the cross section of the conveyer belt is U-shaped, described Adobe is transported to vacuum-extruder by conveyer belt, is provided with material scraping plate below the conveyer belt, the material scraping plate is connected to conveying Band lower surface, the material scraping plate lower section are provided with bucket.
By using above-mentioned technical proposal, the waste material generated in blank cutter pinch-off can be held by back hopper, and lead to It crosses conveyer belt and is transported in vacuum-extruder and be extruded into adobe again, U-shaped conveyer belt reduces the adobe of deformation from conveyer belt On the possibility that falls;By back hopper, high degree of automation is reduced artificial;When the bad adobe of viscosity passes through conveyer belt, hold It is easy to stick lower glutinous adobe on the conveyor belt can be hung by material scraping plate on the conveyor belt, and held and scraped by bucket Material, reduces the case where material scraped is scattered everywhere.
Further, the blank cutter includes green brick cutting mechanism, and the green brick cutting mechanism includes that cutting in portal frame is arranged in Secant is provided with lateral synchronous belt on the cutting line, and the synchronous belt two sides are engaged with the first rotate gear and respectively Two rotate gears, first rotate gear and the second rotate gear are separately positioned on blank cutter two sides, first turning gear Wheel is coaxially connected with servo motor, and the servo motor is electrically connected with PLC controller, and the blank cutter is located at cutting line two sides point It is not provided with protection component;
The protection component includes infra-red sensor switch, and the infra-red sensor switch is acted on towards inside blank cutter, described Infra-red sensor switch is electrically connected with PLC controller, is provided with universal shaft below the infrared induction switch.
By using above-mentioned technical proposal, servo motor rotation drives the rotation of the first rotate gear, to drive synchronous belt Rotation drives cutting line to cut adobe back and forth, and when hand is surprisingly protruded into blank cutter working region by staff, infrared induction is opened The infrared waves for sensing human body are closed, to send a signal to PLC controller, PLC controller control servo motor stops operating, and prevents The cutting line only cut back and forth causes harm to the human body, and if induction range is too big, can be adjusted by everything shaft The scope of application of infrared induction switch.
Further, temperature control equipment is provided in the calcining kiln, the temperature inspection control device includes being placed on The fan of calcining kiln air inlet, the calcining kiln are located at air inlet and are additionally provided with right two piece of first wind deflector of a first from left, institute It is hinged with calcining kiln to state the first wind deflector, two pieces of first wind deflectors are hinged with the first catch bar away from face, and described first pushes away Lever is hinged with the first pusher cylinder far from first wind deflector one end.
By using above-mentioned technical proposal, temperature controller can control temperature, can be by the control model of calcining kiln point For four gears, first grade, when temperature is high, the first pusher cylinder pushes the first wind deflector, and the wind that air inlet is gone out is reduced, and reduces and supplies Oxygen amount can reduce the temperature in calcining kiln, and when second gear is low by temperature, the first pusher cylinder is shunk, and air guide hole is opened, and When be passed through air, increase oxygen-supplying amount, firing temperature is higher, to control firing temperature;Third gear, the first wind deflector are opened, and And fan running, oxygen-supplying amount is further increased, temperature is allowed quickly to increase;Fourth speed, fan are opened, and the first pusher cylinder pushes the One wind deflector, air inlet is become smaller, so that the wind that fan is blown more is concentrated, wind speed is accelerated, so that temperature in calcining kiln be made to be promoted Speed is faster.Meanwhile the waste heat generated in sintering procedure can be recycled by waste heat recovering mechanism when firing, and then subtract It few brick bat drying time, improves efficiency.
Further, the calcining kiln, which is located at air outlet, is provided with right two piece of second wind deflector of a first from left, described in two pieces Second wind deflector is hinged with the second catch bar away from face, and second catch bar is hinged with second far from second wind deflector one end and pushes away It takes offence cylinder.
By using above-mentioned technical proposal, the second wind deflector is pushed by the second pusher cylinder, there can be control outlet air The purpose of mouth size, when air outlet is big, can be improved air output so as to control roasting kiln temperature to a certain extent, To accelerate air circulation, makes to roast kiln temperature raising, when air outlet is small, reduce air output, reduce air circulation, reduce Temperature in calcining kiln.
Further, the temperature control equipment further includes temperature sensor, the temperature sensor and PLC controller electricity Connection, the temperature sensor are placed in calcining kiln, the PLC controller and the first pusher cylinder and the second pusher cylinder electricity Connection.
By using above-mentioned technical proposal, by temperature sensor, the temperature being able to detect in calcining kiln, when temperature height When, temperature sensor sends electric signal to PLC controller, PLC controller control the first pusher cylinder push the first wind deflector and Second wind deflector turns down air inlet and air outlet by the first wind deflector and the second wind deflector to contract, reduces air and enters Amount reduces temperature;When the temperature is low, temperature sensor sends electric signal to PLC controller, and PLC controller control first pushes Cylinder pushes the first wind deflector and the second wind deflector, and the first wind deflector and the second wind deflector are outwardly opened, open air inlet and Air outlet increases air inlet, improves temperature.
Further, the PLC controller is also electrically connected with display screen, and the display screen is set in control room.
By using above-mentioned technical proposal, the temperature in calcining kiln can be directly observed by display screen staff Degree.
Further, the waste heat recovering mechanism includes the heat conducting pipe for being connected to calcining kiln upper end, and the heat conducting pipe is communicated to Dry kiln, the heat conducting pipe are provided with solenoid valve in calcining kiln upper end, and the solenoid valve is electrically connected with PLC controller.
, can be by heat conducting pipe to by the heat derives in calcining kiln by using above-mentioned technical proposal, and convey Into dry kiln, waste heat can be utilized, the time of brick bat drying is saved, accelerates product process, improves production efficiency.When drying is complete Cheng Hou can close heat conducting pipe by solenoid valve, and so as to reduce, adobe is excessively dry and generates crack.
In conclusion the invention has the following advantages:
1. temperature control equipment is used, to generate the effect that can control temperature in calcining kiln;
2. waste heat recovering mechanism is used, it can be using the effect of waste heat in calcining kiln to generate;
3. feeding back device is used, to generate the effect that waste material can be carried out to automatic feed back.
Detailed description of the invention
Fig. 1 is in the present embodiment for embodying the structural representation of twin-screw compounder, blank cutter, dry kiln and calcining kiln Figure;
Fig. 2 be in Fig. 1 at A for embodying the enlarged drawing of blank cutter;
Fig. 3 is in the present embodiment for embodying the sectional view inside calcining kiln.
In figure, 1, blank cutter;11, component is protected;111, infra-red sensor switch;112, universal shaft;12, blank cutter Structure;13, portal frame;14, cutting line;15, synchronous belt;16, the first rotate gear;17, the second rotate gear;18, servo motor; 19, PLC controller;2, feeding back device;21, back hopper;22, conveyer belt;23, material scraping plate;24, bucket;3, calcining kiln;31, Air inlet;32, air outlet;321, the second wind deflector;322, the second catch bar;323, the second pusher cylinder;4, temperature control dress It sets;41, fan;42, the first wind deflector;43, the first catch bar;44, the first pusher cylinder;45, temperature sensor;46, it shows Screen;5, waste heat recovering mechanism;51, heat conducting pipe;52, dry kiln;53, solenoid valve;6, twin-screw compounder.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" refers respectively to the direction towards or away from geometric center of specific component.
A kind of fired brick preparation method and fired brick Preparation equipment, step 1: the sieve of raw material is respectively by shale and bastard coal In fine impurities separated and mixed shale and bastard coal with the ratio of 5:4, carried out brokenly by jaw crusher It is broken, it carries out after being crushed, carries out second-time breakage using fine crusher, form particle diameter to 1.5mm shale below and coal The mixture of cash is made into hard raw material, makes brick body with combustibility and has stronger hardness.The mixing of soil and sludge: first It by carrying out preliminary mixing except stone feed tank, is transported to by conveyer belt except stone twin rollers, soil and sludge is subjected to mixing pressure The building stones that diameter in soil is greater than 20mm are made and removed, then by fine twin rollers, soil and sludge are subjected to mixing compacting again And the building stones that diameter in soil is greater than 1mm are removed, keeps soil and sludge more fine and smooth, facilitates the firing in subsequent handling.
Step 2: brick-making raw material placement is transported to twin-screw compounder 6 on the conveyor belt and is mixed, is reached just Walk the purpose of stirring.
Step 3: brick-making raw material is transported to ageing library by conveyer belt and is aged, will be aged by turn-down rig Brick-making raw material stirring and transported, brick-making raw material is sent into conveyer belt, reaching is sufficiently mixed brick-making raw material Uniformly, it is homogenized moisture, and carries out ion exchange, hydrolyzing some silicate minerals and contact with moisture becomes binding material, thus Improve the plasticity of brick-making raw material, moreover it is possible to remove moisture extra in brick-making raw material, increase the intensity for firing brick body.
Step 4: secondary agitation is carried out by mixing machine.
Step 5: brick-making raw material is put into vacuum-extruder, by the mixing and extrusion of vacuum-extruder, is reached three times The purpose of mixing and adobe is made in brick-making raw material.
Step 6: as shown in Fig. 2, adobe is cut into blank brick by blank cutter 1, blank cutter 1 includes green brick cutting mechanism 12, Green brick cutting mechanism 12 includes that cutting line 14 vertical in portal frame 13 is arranged in, and cutting line 14 is used to cut adobe.Cutting line 14 Both ends are provided with lateral synchronous belt 15, and synchronous belt 15 drives cutting line 14 to cut adobe back and forth.It nibbles respectively 15 two sides of synchronous belt Conjunction has the first rotate gear 16 and the second rotate gear 17, and the first rotate gear 16 and the second rotate gear 17 are rotatablely connected respectively On portal frame 13, and the first rotate gear 16 is coaxially connected with servo motor 18, and servo motor 18 is electrically connected with PLC control Device 19, by the control of PLC controller 19, servo motor 18 ceaselessly rotates forward reversion, drives the rotation of the first rotate gear 16, from And cutting line 14 is driven to cut adobe back and forth.
As shown in Fig. 2, the case where staff is by the incised wound of cutting line 14 is prevented, in blank cutter 1 in order in operation Protection component 11 is respectively arranged with positioned at 14 two sides of cutting line;Protecting component 11 includes infra-red sensor switch 111, infrared ray sense Inductive switch 111 is acted on towards inside blank cutter 1, and infra-red sensor switch 111 is electrically connected with PLC controller 19, and infrared induction is opened It closes lower section and is provided with universal shaft 112.If when hand were surprisingly protruded into 1 working region of blank cutter by staff, infrared induction Inductive switching is to the infrared waves of human body, to send a signal to PLC controller 19, PLC controller 19 controls servo motor 18 and stops Rotation stop is dynamic, prevents the cutting line cut back and forth 14 from causing harm to the human body.Infrared induction can also be controlled by universal shaft 112 The induction direction of switch, safe distance close or far from induction cutting line 14.In the present embodiment, PLC controller 19 is The PLC controller of the S7-400 model of Siemens Company.
As shown in Figure 1, during pinch-off because cutting line 14 is cut back and forth, residue can be generated, residue is usually fallen By blank cutter 1, the waste of material is not only caused, and be difficult to clear up after adobe residue desiccation, so being arranged below blank cutter 1 There is feeding back device 2.Feeding back device 2 includes back hopper 21, and back hopper 21 is arranged below blank cutter 1, the waste residue that blank cutter 1 generates It can directly fall in back hopper 21,21 lower end of back hopper is communicated with conveyer belt 22, the residue of collection can be transported to defeated It send on band 22.In the present embodiment, the cross section of conveyer belt 22 is U-shaped, reduces residue and falls from conveyer belt 22.Conveyer belt 22 Residue is transmitted back to vacuum-extruder to be processed again, adobe is formed, has reached saving material, the effect recycled Fruit.Material scraping plate 23 is provided with below conveyer belt 22, material scraping plate 23 is connected to 22 lower surface of conveyer belt, can hang by material scraping plate 23 The adobe on conveyer belt 22 is sticked down, bucket 24 is provided with below material scraping plate 23, holds the material scraped, reduces the material scraped The case where being scattered everywhere.
Step 7: as shown in figure 3, kiln car, which carries blank brick, enters dry kiln 52, carrying out placement drying, and standing time is 2 hours, the moisture in blank brick is dried, then kiln car continues to carry in blank brick progress calcining kiln 3, is burnt System is provided with temperature control equipment 4 in calcining kiln 3, the temperature inspection control device in calcining kiln 3 include be placed on calcining kiln 3 into Fan 41 at air port 31, calcining kiln 3 are located at two piece of first wind deflector 42 that the first from left right side is additionally provided at air inlet 31, and first Wind deflector 42 and calcining kiln 3 are hinged, and two piece of first wind deflector 42 is hinged with the first catch bar 43 away from face, and the first catch bar 43 is remote The first pusher cylinder 44 is hinged with from 42 one end of the first wind deflector.The first catch bar can be pushed by the first pusher cylinder 44 43, the first catch bar 43 can push the first wind deflector 42 to be closed or opened, and reach the mesh of control 31 size of air inlet 's.And for better air permeability, it is provided with fan 41 at air inlet 31, air inlet can be increased by opening fan 41 The intake of mouth 31.In this way, making calcining kiln 3, there are four types of operational modes by the switch of fan 41 and the size of the first wind deflector 42 Formula, the first operation mode are when temperature is high, and the first pusher cylinder 44 pushes the first wind deflector 42, two piece of first wind deflector 42 Relative motion goes out to turn down air inlet 31, reduces the oxygen-supplying amount that air inlet 31 goes out, and reduces the temperature in calcining kiln 3.Second When operation mode is that temperature is low, the first pusher cylinder 44 is shunk, and air guide hole is opened, and is passed through air in time, increases oxygen-supplying amount, Improve firing temperature.The third operation mode is that fan 41 is opened, and the first pusher cylinder 44 pushes the first wind deflector 42, will First wind deflector 42 outwardly opens, and further increases oxygen-supplying amount, temperature is allowed quickly to increase.4th kind of operation mode is that fan 41 is beaten It opens, the first pusher cylinder 44 pushes the first wind deflector 42, air inlet 31 become smaller, so that the wind that fan 41 is blown more is concentrated, wind Speed is accelerated, and burning is accelerated, and temperature in calcining kiln 3 is then made to promote speed faster.In the present embodiment, more automatic in order to realize Change, temperature sensor 45 is additionally provided in calcining kiln 3, temperature sensor 45 is electrically connected with PLC controller 19, and PLC is controlled Device 19 processed can send electric signal and give the first pusher cylinder 44, drive the first pusher cylinder 44.And more for staff The temperature of good observation calcining kiln 3, PLC controller 19, which is electrically connected with, is placed in the indoor display screen 46(of control referring to Fig. 1).
As shown in figure 3, the air outlet 32 in calcining kiln 3 goes out to be provided with second wind deflector 321 on the first from left right side, led second The one side that aerofoil 321 is away from each other is hinged with the second catch bar 322, and the second catch bar 322 is cut with scissors far from 321 one end of the second wind deflector It is connected to the second pusher cylinder 323, the second wind deflector 321 is pushed by the second pusher cylinder 323, there can be control air outlet 32 The purpose of size, so as to control temperature in calcining kiln 3 to a certain extent.
As shown in Figure 1, being communicated with waste heat recovering mechanism 5, waste heat recovering mechanism 5 in 3 upper end of calcining kiln to accelerate drying Heat conducting pipe 51 including being connected to 3 upper end of calcining kiln, heat conducting pipe 51 are communicated to dry kiln 52, and heat conducting pipe 51 is set in 3 upper end of calcining kiln It is equipped with solenoid valve 53, solenoid valve 53 is electrically connected with PLC controller 19, can control opening for solenoid valve 53 by PLC controller 19 It closes.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims (10)

1. a kind of fired brick preparation method, it is characterized in that: the following steps are included:
Step 1 mixes shale and bastard coal by the ratio of 5:4, is mixed to form hard raw material, hard raw material is placed into On conveyer belt;
Soil and sludge are mixed by the ratio of 4:5, and are pressed into particle diameter 1mm hereinafter, forming soft raw material;It will Hard raw material and soft raw material are mixed by the proportion of 3:2, form brick-making raw material;
Step 2, preliminary mixing: brick-making raw material placement is transported to twin-screw compounder (6) on the conveyor belt and is mixed Stirring;
Step 3, ageing: brick-making raw material is transported to ageing library by conveyer belt and is aged, will be aged by turn-down rig Brick-making raw material stirring and transported, brick-making raw material is sent into conveyer belt;
Step 4, brick-making raw material stirring: secondary agitation is carried out by mixing machine;
Step 5, bar shaped squeeze out adobe: brick-making raw material be put into vacuum-extruder, by the mixing and extrusion of vacuum-extruder, Adobe is made in brick-making raw material;
Step 6, cutting: adobe is cut into blank brick by blank cutter (1), is placed on kiln car by manipulator;
Step 7, dry and firing: kiln car carries blank brick and enters dry kiln (52), carries out placement drying, and standing time 2 is small When, the moisture in blank brick is dried, then kiln car continues to carry in blank brick progress calcining kiln (3), is burnt System.
2. a kind of fired brick preparation method according to claim 1, it is characterized in that: carrying out shale and bastard coal in step 1 In mixing, the fine impurities in shale and bastard coal are separated respectively by sieve, then shale and bastard coal are with the ratio of 5:4 Mixing, is crushed by jaw crusher, is carried out after being crushed, and second-time breakage is carried out using fine crusher, then by page The particle diameter of rock and bastard coal is crushed to 1.5mm hereinafter, forming hard raw material.
3. the fired brick preparation method of one kind according to claim 1, it is characterized in that: native and sludge mixed in step 1 It closes: first passing through except stone feed tank carries out preliminary mixing, be transported to by conveyer belt except stone twin rollers, soil and sludge are mixed Combined pressure system and the building stones that diameter in soil is greater than 20mm are removed, then by fine twin rollers, soil and sludge are mixed again Suppress and remove the building stones that diameter in soil is greater than 1mm.
4. a kind of fired brick Preparation equipment, it is characterized in that: being provided with feeding back device (2) below the blank cutter (1);Described time Expect that device (2) include back hopper (21), back hopper (21) setting is below blank cutter (1), back hopper (21) connection Have conveyer belt (22), the cross section of the conveyer belt (22) is U-shaped, and adobe is transported to vacuum extruding by the conveyer belt (22) Machine, conveyer belt (22) lower section are provided with material scraping plate (23), and the material scraping plate (23) is connected to conveyer belt (22) lower surface, institute It states and is provided with bucket (24) below material scraping plate (23).
5. a kind of fired brick Preparation equipment according to claim 4, it is characterized in that: the blank cutter (1) includes blank cutter Structure (12), the green brick cutting mechanism (12) includes that cutting line (14) in portal frame (13) is arranged, on the cutting line (14) It is provided with lateral synchronous belt (15), synchronous belt (15) two sides are engaged with the first rotate gear (16) and the second rotation respectively Gear (17), first rotate gear (16) and the second rotate gear (17) are separately positioned on blank cutter (1) two sides, and described One rotate gear (16) is coaxially connected with servo motor (18), and the servo motor (18) is electrically connected with PLC controller (19), institute State blank cutter (1) be located at cutting line (14) two sides be respectively arranged with protection component (11);
The protection component (11) includes infra-red sensor switch (111), and infra-red sensor switch (111) the effect direction is cut Base machine (1) is internal, and the infra-red sensor switch (111) is electrically connected with PLC controller (19), below the infrared induction switch It is provided with universal shaft (112).
6. a kind of fired brick Preparation equipment according to claim 4, it is characterized in that: being provided with temperature in the calcining kiln (3) It spends control device (4), the temperature inspection control device includes the fan (41) being placed at calcining kiln (3) air inlet (31), institute It states calcining kiln (3) and is located at air inlet (31) and be additionally provided with right two piece of first wind deflector (42) of a first from left, first wind deflector (42) hingedly with calcining kiln (3), two pieces of first wind deflectors (42) are hinged with the first catch bar (43) away from face, and described first Catch bar (43) is hinged with the first pusher cylinder (44) far from the first wind deflector (42) one end.
7. a kind of fired brick Preparation equipment according to claim 6, it is characterized in that: the temperature control equipment (4) also wraps It includes temperature sensor (45), the temperature sensor (45) is electrically connected with PLC controller (19), and the temperature sensor (45) is put It is placed in calcining kiln (3), the PLC controller (19) is electrically connected with the first pusher cylinder (44) and the second pusher cylinder (323).
8. a kind of fired brick Preparation equipment according to claim 7, it is characterized in that: the PLC controller (19) is also electrically connected It is connected to display screen (46), the display screen (46) is set in control room.
9. a kind of fired brick Preparation equipment according to claim 4, it is characterized in that: the calcining kiln (3) is located at air outlet (32) it is provided with right two piece of second wind deflector (321) of a first from left at, two pieces of second wind deflectors (321) are hinged with the away from face Two catch bars (322), second catch bar (322) are hinged with the second pusher cylinder far from the second wind deflector (321) one end (323)。
10. a kind of fired brick Preparation equipment according to claim 6, it is characterized in that: being communicated in the calcining kiln (3) remaining Recuperation of heat mechanism (5), the waste heat recovering mechanism (5) include the heat conducting pipe (51) of connection calcining kiln (3) upper end, the heat conducting pipe (51) it is communicated to dry kiln (52), the heat conducting pipe (51) is provided with solenoid valve (53), the solenoid valve in calcining kiln (3) upper end (53) it is electrically connected with PLC controller (19).
CN201811109819.6A 2018-09-21 2018-09-21 A kind of fired brick preparation method and fired brick Preparation equipment CN109227893A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109989314A (en) * 2019-04-11 2019-07-09 河北绿城园林绿化工程有限公司 A kind of method for paving of fired brick
CN110640891A (en) * 2019-10-12 2020-01-03 海盐达贝尔新型建材有限公司 Anti-freezing type sintered insulating brick production line and production method

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CN102807390A (en) * 2012-08-26 2012-12-05 西安墙体材料研究设计院 Porous sintering heat-insulating hollow block and manufacturing process thereof
CN104387025A (en) * 2014-10-24 2015-03-04 重庆福希建材有限公司 Full-internal combustion one-time palletizing burning production technology for energy-saving type sintered shale hollow blocks
CN204546784U (en) * 2015-02-02 2015-08-12 宜宾恒旭窑炉科技开发有限公司 A kind of Automatic Control rotary moving tunnel cave with adobe segmenting device
CN105272159A (en) * 2015-11-01 2016-01-27 十堰红玉新型墙材有限公司 Production method of sludge sintered brick

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Publication number Priority date Publication date Assignee Title
WO2010105753A1 (en) * 2009-03-16 2010-09-23 Rieter-Werke Gmbh Twin screw extruder for ceramic compound
CN102807390A (en) * 2012-08-26 2012-12-05 西安墙体材料研究设计院 Porous sintering heat-insulating hollow block and manufacturing process thereof
CN104387025A (en) * 2014-10-24 2015-03-04 重庆福希建材有限公司 Full-internal combustion one-time palletizing burning production technology for energy-saving type sintered shale hollow blocks
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CN109989314A (en) * 2019-04-11 2019-07-09 河北绿城园林绿化工程有限公司 A kind of method for paving of fired brick
CN110640891A (en) * 2019-10-12 2020-01-03 海盐达贝尔新型建材有限公司 Anti-freezing type sintered insulating brick production line and production method

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