CN111533537A - Method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of airflow in furnace - Google Patents
Method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of airflow in furnace Download PDFInfo
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- CN111533537A CN111533537A CN202010366046.0A CN202010366046A CN111533537A CN 111533537 A CN111533537 A CN 111533537A CN 202010366046 A CN202010366046 A CN 202010366046A CN 111533537 A CN111533537 A CN 111533537A
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/32—Burning methods
- C04B33/34—Burning methods combined with glazing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/24—Manufacture of porcelain or white ware
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
- F27B17/0016—Chamber type furnaces
- F27B17/0041—Chamber type furnaces specially adapted for burning bricks or pottery
- F27B17/0075—Heating devices therefor
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention relates to the technical field of ceramic firing, in particular to a method for firing nixing ceramics by combining firewood firing, electric firing and multidirectional circulating of air flow in a furnace. The method for firing the nixing pottery by combining the firewood burning, the electric burning and the multidirectional circulating of the airflow in the furnace greatly shortens the firing time, has various kiln changes and has high firing rate.
Description
Technical Field
The invention relates to the technical field of ceramic firing, in particular to a method for firing nixing ceramics by combining firewood firing, electric firing and multi-directional circulation of air flow in a furnace.
Background
Nixing pottery, specialty product of the Kyowa city of the Guangxi Zhuang autonomous region, China geographical marker product. The traditional nixing pottery takes purple red pottery clay which is unique to both banks of east and west of the Qinjiao, Guangxi, as a raw material, the east clay is sealed and stored, the west clay is taken back and is crushed, dissolved and oxidized by sunshine and rain for more than four to six months to reach a weathered state, and then the west clay is crushed and mixed according to the proportion of 4:6 to prepare a pottery blank. The east mud is soft and is meat, the west mud is hard and is bone, the bone and the meat are mutually supported and fired by the firing technology of the nixing pottery to form the nixing pottery.
The nixing pottery is one of firing processes of the nixing pottery, the nixing pottery is fired by using original firewood, the nixing pottery fired by the firewood has variable kiln changes and unique finished products, but the nixing pottery fired by the firewood has the problems of high labor cost, long time consumption, much waste of fuel, low firing rate, small quantity of fired fine products and the like. The electric firing is the existing kiln firing technology, electricity is used for generating heat for firing, the firing time is shorter than that of firewood firing, the yield is high, the kiln change technology is easy to control, but the kiln change is not diversified in firewood firing.
Therefore, it is very necessary to research and develop a method for firing nixing pottery by combining the advantages of firewood firing and electric firing, shorten the firing period and improve the firing rate of the nixing pottery.
Disclosure of Invention
The invention aims to solve the technical problem of providing a method for firing nixing ceramics by combining firewood burning, electric burning and multi-directional circulation of air flow in a furnace, which can combine the advantages of firewood burning and electric burning, shorten the firing period and improve the firing rate of the nixing ceramics.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for firing nixing pottery by combining firewood burning, electric burning and multidirectional circulating of airflow in a furnace comprises the steps of feeding a nixing pottery blank into a firewood-electricity mixing furnace, cutting off power when the temperature of the nixing pottery blank reaches 1170-1190 ℃, continuously feeding firewood for burning to 1250-1265 ℃, heating the atmosphere at a position of a firewood feeding port of the firewood-electricity mixing furnace and the surrounding atmosphere at a position of a furnace chimney, installing a hot air conveying device, conveying hot air into the interior of the firewood-electricity mixing furnace, stopping the firing and cooling.
In order to obtain better sintering effect, the firewood sintering and the electric sintering are combined to be sintered to 1170-1190 ℃.
In order to fully react nixing pottery blanks to obtain higher strength and avoid energy waste, the method disclosed by the invention is characterized in that when a firewood-electricity mixed kiln is combusted to 1250-.
In order to save energy consumption and obtain higher firing rate, after stopping firing, stopping heating the atmosphere at the firewood feeding fire hole of the firewood-electricity hybrid kiln and the surrounding atmosphere at the kiln chimney, and closing the hot air device.
In order to form natural ash glaze, a gas lamp is used for heating the atmosphere at the position of a firewood putting fire hole of the firewood-electricity mixed kiln and the surrounding atmosphere at the position of a chimney of the kiln, meanwhile, a hot air conveying device is installed, hot air is conveyed into the firewood-electricity mixed kiln to form convection hot air, ash and flame generated by wood combustion are accelerated to directly flow into the kiln, the phenomenon of natural ash falling and fire marks is generated on a green body in an all-dimensional mode, and the natural ash glaze is formed through high-temperature fusion.
In the prior art, the firewood firing preparation period is about 24 hours for small articles such as tea cups, teapots and the like, and about 30 hours for large articles such as vases with the height of 50cm, but the firewood firing and electric firing preparation periods can be shortened by 4-6 hours, so that the preparation period is greatly shortened.
The preparation method of the nixing ceramic body comprises the following steps:
and (3) sealing and storing the east mud, taking back the west mud, crushing, dissolving and oxidizing the west mud by 6 months of sunshine and rain to achieve a weathered state, crushing the soil, mixing the east mud and the west mud according to a weight ratio of 4:6 to prepare a pottery blank, and forming to prepare a nixing pottery blank sample.
Compared with the prior art, the invention has the beneficial effects that:
the method for firing the nixing pottery by combining the firewood firing, the electric firing and the multidirectional circulation of the airflow in the furnace greatly shortens the firing time, has various kiln changes and has high firing rate.
Detailed Description
The present invention will be further described with reference to the following examples, but the present invention is not limited to these examples.
Example 1
50 vase nixing ceramic blanks with the diameter of 20cm and the height of 50cm are taken and sent into a firewood-electricity mixing kiln, the power is cut off when the firewood burning and the electricity burning are combined to burn to 1170 ℃, the firewood burning is continuously put into the kiln to burn to 1250 ℃, a gas lamp is used for heating the atmosphere at the firewood putting position and the atmosphere around a kiln chimney of the firewood-electricity mixing kiln, a hot air conveying device is arranged, hot air is conveyed into the firewood-electricity mixing kiln, the temperature is kept for 2 hours, the fire is stopped, the atmosphere at the firewood putting position and the atmosphere around the kiln chimney position of the firewood-electricity mixing kiln is stopped and is closed, the natural cooling is carried out, the whole burning process needs 24 hours, 48 burning is carried out, 48 kiln changes are carried out, and the kiln changes.
The preparation method of the vase nixing ceramic body comprises the following steps:
the Dong mud is sealed and stored, the west mud is taken back and is broken up, dissolved and oxidized after being subjected to sunshine and rain for 6 months to reach a weathering state, then the Dong mud and the west mud are mixed according to the weight ratio of 4:6 after being subjected to soil breaking, a pottery blank is prepared, and the pottery blank is formed and is prepared into a vase nixing pottery blank with the diameter of 20cm and the height of 50 cm.
Example 2
The nixing pottery blank is sent into a firewood-electricity mixed kiln, the electricity is cut off when the firewood burning and the electricity burning are combined to be burnt to 1180 ℃, the firewood burning is continuously put into the firewood burning to 1260 ℃, the gas lamp is used for heating the atmosphere around the firewood putting-in fire hole of the firewood-electricity mixed kiln and the chimney of the kiln, a hot air conveying device is installed, hot air is conveyed into the firewood-electricity mixed kiln, the temperature is kept for 3 hours, the fire is stopped, the atmosphere around the firewood putting-in fire hole of the firewood-electricity mixed kiln and the chimney of the kiln is stopped, the hot air conveying device is closed, the natural cooling is realized, the whole burning process needs 24 hours, 49 burning is realized, 49 kiln changes are realized, and the kiln.
The preparation method of the vase nixing ceramic body is the same as that of the vase nixing ceramic body in the example 1.
Example 3
50 vase nixing ceramic blanks with the diameter of 20cm and the height of 50cm are taken and sent into a firewood-electricity mixing kiln, the power is cut off when the firewood burning and the electricity burning are combined to burn to 1190 ℃, when the firewood burning is continuously put in and burned to 1255 ℃, a gas lamp is used for heating the atmosphere at the position of a firewood putting position and the atmosphere around a kiln chimney of the firewood-electricity mixing kiln, a hot air conveying device is arranged, hot air is conveyed into the firewood-electricity mixing kiln, the temperature is kept for 2.5h, the fire is stopped, the atmosphere at the position of the firewood putting position and the atmosphere around the kiln chimney of the firewood-electricity mixing kiln is stopped and is closed, the natural cooling is carried out, the whole burning process needs 24h, the burning is 48, the kiln change is 48, and the.
The preparation method of the vase nixing ceramic body is the same as that of the vase nixing ceramic body in the example 1.
Comparative example 1
Taking 50 vase nixing ceramic blanks with the diameter of 20cm and the height of 50cm, feeding the blanks into a firewood-electricity mixing kiln, heating the atmosphere at the position of a firewood putting-in fire hole of the firewood-electricity mixing kiln and the surrounding atmosphere at the position of a kiln chimney by using a gas lamp when the firewood burning and the electricity burning are combined to burn to 1260 ℃, installing a hot air conveying device, conveying hot air into the firewood-electricity mixing kiln, preserving heat for 3 hours, stopping heating and power off, stopping heating the atmosphere at the position of the firewood putting-in fire hole of the firewood-electricity mixing kiln and the surrounding atmosphere at the position of the kiln chimney, and closing the hot air conveying device for natural cooling, wherein the whole burning process needs 23 hours, the number of burned materials is 42, and the whole color of the finished kiln changes into a little bit different from that of the finished kiln change of embodiment.
The preparation method of the vase nixing ceramic body is the same as that of the vase nixing ceramic body in the example 1.
Comparative example 2
The nixing pottery blank is sent into a firewood-electricity mixed kiln, when the nixing pottery blank is burnt to 1180 ℃ in a combination mode of firewood burning and electricity burning, a gas lamp is used for heating the atmosphere at the position of a firewood putting-in fire hole of the firewood-electricity mixed kiln and the surrounding atmosphere at the position of a kiln chimney, a hot air conveying device is installed, hot air is conveyed into the firewood-electricity mixed kiln, heat preservation is carried out for 3 hours, fire stopping and power failure are carried out, the heating of the atmosphere at the position of the firewood putting-in fire hole of the firewood-electricity mixed kiln and the surrounding atmosphere at the position of the kiln chimney is stopped, natural cooling is carried out, the whole burning process needs 22 hours, 40 burning is carried out, 39 kiln changes are carried out, and the overall color of the kiln change finished.
The preparation method of the vase nixing ceramic body is the same as that of the vase nixing ceramic body in the example 1.
Claims (4)
1. The method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of air flow in a furnace is characterized by comprising the following steps of: and (2) conveying the nixing ceramic blank into a firewood-electricity mixing kiln, cutting off the power when the combination of firewood burning and electricity burning reaches 1170-supplement 1190 ℃, continuously putting firewood and burning to 1250-supplement 1260 ℃, heating the atmosphere at the firewood putting position and the surrounding atmosphere at the kiln chimney of the firewood-electricity mixing kiln, installing a hot air conveying device, conveying hot air into the interior of the firewood-electricity mixing kiln, stopping the fire, and cooling.
2. The method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of air flow in a furnace as claimed in claim 1, wherein: when the combustion temperature of the diesel-electric hybrid kiln reaches 1250-.
3. The method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of air flow in a furnace as claimed in claim 1, wherein: and after stopping firing, stopping heating the atmosphere at the position of a firewood feeding fire hole of the firewood-electricity hybrid kiln and the position of a kiln chimney and closing the hot air device.
4. The method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of air flow in a furnace as claimed in claim 1, wherein: the gas lamp is used for heating the atmosphere at the position of a firewood throwing fire hole of the firewood-electricity hybrid kiln and the surrounding atmosphere at the position of a chimney of the kiln.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010366046.0A CN111533537A (en) | 2020-04-30 | 2020-04-30 | Method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of airflow in furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010366046.0A CN111533537A (en) | 2020-04-30 | 2020-04-30 | Method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of airflow in furnace |
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| CN111533537A true CN111533537A (en) | 2020-08-14 |
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| CN202010366046.0A Pending CN111533537A (en) | 2020-04-30 | 2020-04-30 | Method for firing nixing pottery by combining firewood burning, electric burning and multi-directional circulation of airflow in furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336524A (en) * | 2021-06-15 | 2021-09-03 | 广西道地药食同源文化科技有限公司 | High-temperature-resistant nixing pottery teapot and manufacturing method thereof |
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| CN106116511A (en) * | 2016-06-21 | 2016-11-16 | 钦州市壮冠坭兴陶材料开发有限公司 | Bavin burns the pug of Nixing pottery and utilizes this pug to make the technique that bavin burns Nixing pottery |
| CN205909690U (en) * | 2016-05-16 | 2017-01-25 | 柳州城市职业学院 | Firewood electricity mixes kiln |
| CN107830735A (en) * | 2017-12-16 | 2018-03-23 | 钦州市宝业坭兴陶厂 | A kind of Nixing pottery kiln |
-
2020
- 2020-04-30 CN CN202010366046.0A patent/CN111533537A/en active Pending
Patent Citations (3)
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|---|---|---|---|---|
| CN205909690U (en) * | 2016-05-16 | 2017-01-25 | 柳州城市职业学院 | Firewood electricity mixes kiln |
| CN106116511A (en) * | 2016-06-21 | 2016-11-16 | 钦州市壮冠坭兴陶材料开发有限公司 | Bavin burns the pug of Nixing pottery and utilizes this pug to make the technique that bavin burns Nixing pottery |
| CN107830735A (en) * | 2017-12-16 | 2018-03-23 | 钦州市宝业坭兴陶厂 | A kind of Nixing pottery kiln |
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| 何越峰: "《不器：我只是个生活家》", 30 November 2019, 广西师范大学出版社 * |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336524A (en) * | 2021-06-15 | 2021-09-03 | 广西道地药食同源文化科技有限公司 | High-temperature-resistant nixing pottery teapot and manufacturing method thereof |
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Application publication date: 20200814 |