CN104649680B - A kind of glazed ceramic brick production technology and its production system - Google Patents
A kind of glazed ceramic brick production technology and its production system Download PDFInfo
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- CN104649680B CN104649680B CN201510099094.7A CN201510099094A CN104649680B CN 104649680 B CN104649680 B CN 104649680B CN 201510099094 A CN201510099094 A CN 201510099094A CN 104649680 B CN104649680 B CN 104649680B
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Abstract
The present invention provides a kind of glazed ceramic brick production technology and its production system, and the glazed ceramic brick production technology carries out secondary drying after glazing to base substrate, and the problems such as effectively reducing the quick-fried base of product and crackle improves the yield rate of glazed ceramic brick product.The glazed ceramic brick production system adds a secondary drying kiln and a sun deck between glazing line and kiln, the thermal source of secondary drying kiln comes from kiln quench zone and the waste heat of slow cooling section, steam in secondary drying kiln is extracted out by the smoke evacuation section of kiln, the sun deck has separated temperature between secondary drying kiln and smoke evacuation section and contacted, while contributing to the discharge of secondary drying kiln steam.The production system improves the yield rate of glazed ceramic brick, reduces energy consumption.
Description
Technical field
The present invention relates to a kind of glazed ceramic brick production technology and its production system.
Background technology
Generally there is one layer of glaze with oily gloss on ware used in everyday, surface.The glaze of ceramics can be endowed
Abundant design and color, builds the artistic atmosphere of tool.Meanwhile, the glaze for glazed tile with glaze has preferably fire prevention anti-
Water is acted on, and is used as building and ornament materials, non-aging service life is long.Glaze for glazed tile building decoration on market dive
Power is very huge.
It is typically to coat and spray on the base substrate for be pressed into base after one layer of glaze slip in the manufacturing process of ornamental porcelain brick,
It is sent directly into kiln to be fired, a kind of Ceramic glaze with gold metal effect that such as patent CN101880178B is recorded
Brick.Traditionally the glazed ceramic brick product of equipment production generally has more defect, such as：Quick-fried base, deformation, pin hole, pitted skin,
Glaze cracking, fixing hole cracking.Its main cause is that moisture is excessive when adobe enters kiln, and enters temperature after kiln and steeply rise,
Have little time discharge moisture to fire with regard to Jin Liao factories, directly affects the quality of product.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of higher glazed ceramic brick of yield rate
Production technology and its production system.
To solve the above problems, the technical solution adopted in the present invention is as follows：
A kind of glazed ceramic brick production technology, it is characterised in that comprise the following steps：
1) slurrying：Raw mineral materials is added into ball mill, adds water and mud is made；
2) it is spray-dried：The spray-dried tower of mud, which is dried, is made graininess powder；
3) it is compressing：Powder is compressing through mould, obtains molding blank；
4) dry：Molding blank in dry kiln from 70-80 DEG C to 300-320 DEG C staged through heating up drying, natural cooling
To 70-80 DEG C；
5) glazing：Billet surface after natural cooling equably sprays one layer of glaze slip；
6) secondary drying：It is 0.3%-0.4% that base substrate after glazing, which is dried to moisture,；
7) base substrate is fired：Base substrate in kiln through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and be fired into
Product.
Preferably, step 1) in mud water content control be 30-40%.
Preferably, step 2) in graininess powder water content control be 7-9%.
Preferably, step 5) in after glazing moisture control be 0.8%-1.0%.
Preferably, step 6) in secondary drying kiln drying temperature control be 200-250 DEG C.
Preferably, step 7) in base substrate smoke evacuation section in, be slowly heated to from 200-210 DEG C in 4.0-4.5min
420-430℃。
Preferably, step 7) in base substrate burnt till in section is burnt till with 1180-1192 DEG C.
Preferably, step 7) in the base substrate that burns till 580-650 DEG C is rapidly cooled in 1-2min through quench zone, then pass through
Slow cooling section is cooled to 150-170 DEG C in 6-7min.
A kind of production system suitable for above-mentioned glazed ceramic brick production technology, it is characterised in that including being sequentially connected
Enter brick platform, glazing line, secondary drying kiln, sun deck, kiln；
Smoke evacuation section that the kiln includes being sequentially connected, oxidation panel, burn till section, quench zone, slow cooling section.
Preferably, cooling residual heat of the thermal source of the secondary drying kiln from quench zone and slow cooling section；The secondary baking
The steam of dry kiln is taken away by section of discharging fume.
Compared with prior art, the beneficial effects of the present invention are：
1. the invention provides a kind of glazed ceramic brick production technology and its production system, the glazed ceramic brick production technology
Secondary drying is carried out to base substrate after glazing, the product problems such as the quick-fried base of product and crackle are effectively reduced, glaze pottery is improved
The yield rate of ceramic tile, the technique provided using the present invention, can be improved yield rate to 97-98% from conventional 85-90%；
2. glazed ceramic brick production system of the present invention adds a secondary drying between glazing line and kiln
Kiln and a sun deck, the thermal source of secondary drying kiln come from kiln quench zone and the waste heat of slow cooling section, secondary drying kiln
Steam extracted out by the smoke evacuation of kiln section, the sun deck has separated temperature between secondary drying kiln and smoke evacuation section and contacted, together
When contribute to the discharge of secondary drying kiln steam.The production system improves the yield rate of glazed ceramic brick, reduces energy consumption.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 glazed ceramic brick production system schematic diagrames of the present invention.
Embodiment
The present invention provides a kind of glazed ceramic brick production technology, comprises the following steps：
1) slurrying：Raw mineral materials is added into ball mill, adds water and mud is made；
2) it is spray-dried：The spray-dried tower of mud, which is dried, is made graininess powder；
3) it is compressing：Powder is compressing through mould, obtains molding blank；
4) dry：Molding blank in dry kiln from 70-80 DEG C to 300-320 DEG C staged through heating up drying, natural cooling
To 70-80 DEG C；
5) glazing：Billet surface after the cooling period equably sprays one layer of glaze slip；
6) secondary drying：Base substrate after glazing is dried to 0.3%-0.4%；
7) base substrate is fired：Base substrate in kiln successively through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and fire
Into finished product.
The glazed ceramic brick production technology that the present invention is provided, carries out redrying to base substrate after glazing, makes moisture
0.3%-0.4% is down to, the influence formed by a firing of increased moisture to base substrate when effectively reducing glazing of this process is fired
Product surface afterwards is less prone to the phenomenons such as cracking, pitted skin, pin hole.
The content of base internal water after secondary drying is more uniform, and the product formed by a firing is less prone to deformation, consolidated
Determine the phenomenons such as hole cracking.
Base substrate in kiln successively through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and be fired into finished product, base substrate
Equably heated up in smoke evacuation section, moisture, flue gas, waste gas of section of discharging fume etc. are extracted out；Base substrate is in the pre- thermal oxide of oxidation panel, base substrate
The oxidized oxidation charing of oxidation of organic compounds, reduces base substrate organic impurities in sintering process and produces CO2And H2O, so that
The problems such as causing base substrate bubble, this process also efficiently reduces base substrate because moisture distribution is uneven or material nonuniform heating draws
The crackle risen and deformation.The base substrate burnt till is rapidly cooled to 580-650 DEG C in quench zone, then slowly cools to 150- through slow cooling section
170 DEG C, reduce deformation rate of the base substrate in cooling procedure.
As shown in figure 1, a kind of glazed ceramic brick production system suitable for above-mentioned glazed ceramic brick production technology, its feature
Be, including be sequentially connected enter brick platform, glazing line, secondary drying kiln, sun deck, kiln；
Smoke evacuation section that the kiln includes being sequentially connected, oxidation panel, burn till section, quench zone, slow cooling section.
Cooling residual heat of the thermal source of above-mentioned secondary drying kiln from quench zone and slow cooling section；The steam of secondary drying kiln is through row
Cigarette section is taken away.
Below by way of specific embodiment, the invention will be further described.
Embodiment 1：
A kind of glazed ceramic brick production technology, comprises the following steps：
1) slurrying：Raw mineral materials is added into ball mill, adds water and mud is made, it is 30-35% that moisture after mud, which is made,；
2) it is spray-dried：The spray-dried tower drying of mud to moisture is 7%, and graininess powder is made；
3) it is compressing：Powder is compressing through mould, obtains molding blank；
4) dry：Molding blank naturally cools to 70-80 after heating up and drying from 70 DEG C to 320 DEG C stageds in dry kiln
DEG C,
Wherein ladder-elevating temperature program is：In 0-10min, equably 150 DEG C are warming up to by 70 DEG C；In 10-15min, uniformly
Ground is warming up to 250 DEG C, in 15-25min by 150 DEG C, is equably warming up to 320 DEG C, in 25-30min, keeping temperature by 250 DEG C
For 320 DEG C.
5) glazing：Billet surface after natural cooling equably sprays one layer of glaze slip, and base substrate moisture is after glazing
0.8%-1.0%；
6) secondary drying：Base substrate after glazing is dried to 0.3%-0.4%, secondary drying temperature is 200-210 DEG C, is dried
The dry time is 4min；
7) base substrate is fired：Base substrate in kiln through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and be fired into
Product；Wherein smoke evacuation section is slowly heated to 430 DEG C from 210 DEG C in 4.0-4.5min, and base substrate is after smoke evacuation section, moisture drop
To less than 0.1%；Base substrate through section heating of discharging fume, is at the uniform velocity warming up to 1080-1140 DEG C in oxidized section in 10min；Base substrate
With 1180-1192 DEG C of calcining 12min in section is burnt till, the base substrate burnt till is rapidly cooled to 580-620 through quench zone in 2min
DEG C, then 170 DEG C are cooled to through slow cooling section in 6min.
Embodiment 2：
A kind of glazed ceramic brick production technology, comprises the following steps：
1) slurrying：Raw mineral materials is added into ball mill, adds water and mud is made, it is 35-40% that moisture after mud, which is made,；
2) it is spray-dried：The spray-dried tower drying of mud to moisture is 9%, and graininess powder is made；
3) it is compressing：Powder is compressing through mould, obtains molding blank；
4) dry：Molding blank naturally cools to 70-80 after heating up and drying from 80 DEG C to 300 DEG C stageds in dry kiln
DEG C,
Wherein ladder-elevating temperature program is：In 0-10min, equably 150 DEG C are warming up to by 80；In 10-15min, equably
250 DEG C, in 15-25min are warming up to by 150 DEG C, equably 300 DEG C, in 25-30min are warming up to by 250 DEG C, keeping temperature is
300℃；
5) glazing：Billet surface after natural cooling equably sprays one layer of glaze slip, and base substrate moisture is after glazing
0.8%-1.0%；
6) secondary drying：Base substrate after glazing is dried to 0.3%-0.4%, secondary drying temperature is 240-250 DEG C, is dried
The dry time is 5min；
7) base substrate is fired：Base substrate in kiln through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and be fired into
Product；Base substrate is slowly heated to 420 DEG C from 200 DEG C in 4.0-4.5min wherein in smoke evacuation section, and base substrate is after smoke evacuation section, water
Point content is down to less than 0.1%；Base substrate through section heating of discharging fume, is at the uniform velocity warming up to 1080-1140 in oxidized section in 10min
℃；Base substrate is with 1180-1192 DEG C of calcining 11min in section is burnt till, and the base substrate burnt till is rapidly cooled to through quench zone in 2min
600-650 DEG C, then 150 DEG C are cooled to through slow cooling section in 6min.
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to limit the scope of protection of the invention with this,
The change and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed scope.
Claims (2)
1. a kind of glazed ceramic brick production technology, it is characterised in that comprise the following steps：
1) slurrying：Raw mineral materials is added into ball mill, adds water and mud is made；The water content control of slurry is 30-40%；
2) it is spray-dried：The spray-dried tower of mud, which is dried, is made graininess powder, and the water content control of graininess powder is
7%-9%；
3) it is compressing：Powder is compressing through mould, obtains molding blank；
4) dry：Molding blank in dry kiln through, from 70-80 DEG C to 300-320 DEG C staged heating drying, naturally cooling to 70-
80℃；
5) glazing：Billet surface after natural cooling equably sprays one layer of glaze slip；Moisture control is 0.8%- after glazing
1.0%；
6) secondary drying：It is 0.3%-0.4% that base substrate after glazing, which is dried to moisture,；The drying temperature of secondary drying kiln
Control as 200-250 DEG C；
7) base substrate is fired：Base substrate in kiln successively through discharge fume section, oxidation panel, burn till section, quench zone and slow cooling section and be fired into
Product；Base substrate is slowly heated to 420-430 DEG C from 200-210 DEG C in smoke evacuation section in 4.0-4.5min；In section is burnt till with
1180-1192 DEG C is burnt till；The base substrate burnt till is rapidly cooled to 580-650 DEG C through quench zone in 1-2min, then exists through slow cooling section
150-170 DEG C is cooled in 6-7min.
2. a kind of production system of glazed ceramic brick production technology suitable for described in claim 1, it is characterised in that including according to
Brick platform, glazing line, secondary drying kiln, sun deck, kiln are entered in secondary connection；
Smoke evacuation section that the kiln includes being sequentially connected, oxidation panel, burn till section, quench zone, slow cooling section；
Cooling residual heat of the thermal source of the secondary drying kiln from quench zone and slow cooling section；The steam of the secondary drying kiln passes through
Smoke evacuation section is taken away.
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| CN201510099094.7A CN104649680B (en) | 2015-03-06 | 2015-03-06 | A kind of glazed ceramic brick production technology and its production system |
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| CN104649680B true CN104649680B (en) | 2017-08-04 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110041103A (en) * | 2019-04-28 | 2019-07-23 | 东莞市唯美陶瓷工业园有限公司 | A kind of process improving Ceramic Tiles glaze surface evenness |
| CN111975612B (en) * | 2020-09-10 | 2021-12-28 | 枞阳县横生新型建材有限公司 | Porous irregular special-shaped processing equipment for red brick |
| CN113733305B (en) * | 2021-09-26 | 2023-03-28 | 广州珠江装修工程有限公司 | Preparation system of ceramic glazed tile for pseudo-classic architecture |
| CN115890893B (en) * | 2021-09-30 | 2023-11-24 | 北京喜诺德科技有限公司 | Method and device for preparing ceramic tile by dry powder process |
| CN115010475A (en) * | 2022-04-12 | 2022-09-06 | 肇庆乐华陶瓷洁具有限公司 | Stoneware ceramic medium plate and firing method thereof |
| CN115246735A (en) * | 2022-08-01 | 2022-10-28 | 河北浩锐陶瓷制品有限公司 | Production process of energy-saving environment-friendly ceramic tile |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096112A (en) * | 2006-06-30 | 2008-01-02 | 广东新明珠陶瓷集团有限公司 | Production method of natural stone texture imitating ceramic wall ground tile |
| CN101838140A (en) * | 2010-05-09 | 2010-09-22 | 骆水根 | Thin porcelain brick and production method thereof |
| CN102030519A (en) * | 2010-11-30 | 2011-04-27 | 广东特地陶瓷有限公司 | Anti-static ceramic brick and production method thereof |
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2015
- 2015-03-06 CN CN201510099094.7A patent/CN104649680B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101096112A (en) * | 2006-06-30 | 2008-01-02 | 广东新明珠陶瓷集团有限公司 | Production method of natural stone texture imitating ceramic wall ground tile |
| CN101838140A (en) * | 2010-05-09 | 2010-09-22 | 骆水根 | Thin porcelain brick and production method thereof |
| CN102030519A (en) * | 2010-11-30 | 2011-04-27 | 广东特地陶瓷有限公司 | Anti-static ceramic brick and production method thereof |
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Effective date of registration: 20190821 Address after: 755000 Changle Town Industrial Park, Shapotou District, Zhongwei City, Ningxia Hui Autonomous Region Patentee after: Ningxia Kehao Ceramic Technology Co., Ltd. Address before: 755000 Ningxia Kehao Ceramics Co., Ltd. Changle Ceramic Industrial Park, Shapotou District, Zhongwei City, Ningxia Hui Autonomous Region Patentee before: NINGXIA KEHAO CERAMIC CO., LTD. |