Black ancient pottery improving and manufacturing process

Abstract

The invention relates to the technical field of ceramics, in particular to a black ancient pottery lifting and manufacturing process which comprises the following steps: processing raw materials; spraying mud; fermenting the mud; kneading mud; simulating a black ancient pottery product model by using a computer technology; sculpture carving and polishing are introduced for shaping; drying the blank; carrying out electricity-firewood co-combustion, and carrying out smoking and carbon permeation; the black ancient pottery improving and manufacturing process can remarkably improve the quality of black ancient pottery products and highlight the characteristics, production efficiency and artistic value of the black ancient pottery products. The black pottery has remarkable advantages and innovativeness, provides powerful support for sustainable development of the black pottery industry, and also solves the ubiquitous problems of current black ancient pottery, namely enhancing the blackness and strength of the black ancient pottery.

Description

Technical Field

[0001] The present invention relates to the field of ceramic technology, and particularly to an improved production process for black ancient pottery. Background Art

[0002] Black ancient pottery is a treasure of ancient Chinese ceramic art. Due to its unique appearance and excellent texture, it has been widely used in ancient daily necessities and decorations, with profound historical and cultural heritage and unique artistic charm. However, the traditional production process of black ancient pottery has problems such as long production cycle, low yield rate, insufficient blackness, and limited artistic expression, seriously restricting the development of the black ancient pottery industry. Therefore, it is necessary to improve the production process of black ancient pottery to meet the needs of the modern market. Summary of the Invention

[0003] In view of the problems in the above background, the present invention provides an improved production process for black ancient pottery, aiming to improve the quality, blackness, production efficiency, and artistic value of black pottery products by optimizing the process flow and introducing advanced technologies.

[0004] An improved production process for black ancient pottery includes the following steps:

[0005] S1. Raw material processing: Select high-quality clay, soil, stone powder, and cotton floc as raw materials. Dry the soil and red clay in the sun, and after drying, crush and sieve them to obtain soil powder and red clay powder.

[0006] S2. Mud pouring: Mix tap water or pure river water, red clay powder, and soil powder evenly, soak for 48 hours, and then filter to remove impurities and surface water to obtain ceramic mud slurry.

[0007] S3. Mud waking: Let the slurry precipitate sufficiently, remove the upper-layer accumulated water, and then air-dry the lower-layer precipitate until the water content of the obtained mud blank is 20%-30%.

[0008] S4. Mud kneading: Place the woken mud and the prepared cotton floc in a mud mixer and knead. Cut the kneaded mud blocks, wrap them with plastic cloth and let them stand to obtain ceramic mud.

[0009] S5. Using computer technology to simulate the model of black ancient pottery products: Put the ceramic mud into a mold for shaping according to the model thickness. After shaping, air-dry until the water content of the obtained ceramic blank is 5%-10%.

[0010] S6. Shape repair and introduction of sculpture carving and polishing: Repair the ceramic blank to make the surface of the blank smooth. Then carry out carving, and after carving, air-dry until the water content is 2%-5%; carry out polishing treatment, and after the polishing treatment is completed, obtain the treated ceramic blank.

[0011] S7. Dry blank: Place the treated ceramic blank in a constant-temperature room or a closed space for air-drying. Wait until the ceramic blank is completely dry to obtain a dry blank.

[0012] S8, Electric-diesel co-firing, Smoke carbon infiltration: Use the black pottery firing equipment to fire the dry blanks. After the dry blanks are thoroughly dried, put them into the kiln and raise the temperature slowly with low heat. Raise the temperature from room temperature to 200 °C, and then from 200 °C to 500 °C; then raise the temperature from 500 °C to 800 °C. At this time, add oily fruit wood and carry out smoke carbon infiltration oxidation-reduction for 4-6 hours under the condition of 500-800 °C; complete the firing in 1-2 hours when raising the temperature from 800 °C to 1000 °C;

[0013] S9. After the firing is completed, stop heating, use the computer to cool down to 600-800 °C for oxidation-reduction, and then seal the kiln. Keep the kiln sealed until the temperature inside the kiln naturally cools down to below 60 °C, and then open the kiln to obtain high-hardness black pottery products with black inside and outside.

[0014] Preferably, the time used to raise the temperature from room temperature to 200 °C is 5-6 hours.

[0015] Preferably, the time used to raise the temperature from 200 °C to 500 °C is 8-10 hours.

[0016] Preferably, the temperature rising time when raising the temperature from 500 °C to 800 °C is 4-6 hours.

[0017] The beneficial effects of the present invention are:

[0018] The black ancient pottery production process of the present invention can significantly improve the quality, highlight the characteristics, production efficiency and artistic value of black ancient pottery products. Specifically manifested in the following aspects:

[0019] 1. Improve product quality: Optimize the raw material ratio and improve the forming process to make the black ancient pottery products more solid, durable, with regular shapes and accurate dimensions. At the same time, the segmented firing method of smoke carbon infiltration effectively avoids the deformation and cracking of the products and also enables them to achieve the skill of black inside and outside.

[0020] 2. Improve production efficiency: Introduce computer technology and electric-diesel co-firing technology to realize the automated production of black ancient pottery products, reduce labor costs and improve production efficiency. In addition, the optimized process flow also shortens the production cycle and increases production capacity.

[0021] 3. Enhance artistic value: By introducing artistic means such as sculpture and hollowing out, the artistic expression of black ancient pottery products is enriched, making them more ornamental and collectible. At the same time, the application of computer technology also provides more creative inspiration and possibilities for designers.

[0022] In summary, the black ancient pottery production process of the present invention has significant advantages and innovations, provides strong support for the sustainable development of the black pottery industry, and also solves the common problems of current black ancient pottery - enhancing its blackness and strength. Detailed Implementation Modes

[0023] The following will describe the implementation modes of the present invention in detail in conjunction with embodiments. However, those skilled in the art will understand that the following embodiments are only used to illustrate the present invention and are not regarded as limiting the scope of the present invention. For those not specified in the embodiments regarding specific techniques or conditions, they shall be carried out according to the techniques or conditions described in the literature in the field or according to the product specifications.

[0024] Embodiment 1

[0025] A production process for enhancing black ancient pottery. The production process of black ancient pottery is a complex and delicate process involving multiple key steps. Specifically, it includes the following steps:

[0026] Selecting high-quality raw materials is the basis for enhancing the production process. At the same time, more refined processing of the raw materials, such as stricter screening, more refined grinding, etc., is carried out to improve the purity and uniformity of the clay, thereby improving the quality and stability of the product.

[0027] S1. Raw material processing: Select high-quality clay, red clay, stone powder, and cotton floc as raw materials. Dry the red clay and red mud in the sun, and after drying, crush and sieve them to obtain red clay powder and red mud powder. This method of raw material processing can improve the purity of the raw materials and the consistency of the particle size, thereby improving the quality and stability of the product.

[0028] Improve the forming process. Forming is one of the key steps in the production of black ancient pottery. Adopt advanced mold forming techniques to make the shapes of black ancient pottery products more regular, the sizes more accurate, and the thicknesses more uniform. At the same time, introduce artistic techniques such as sculpture and hollowing to enrich the artistic expression of black ancient pottery. Introduce more advanced forming technologies, such as using more precise mechanical forming equipment, to improve the shape and proportion accuracy of the finished product. At the same time, carry out stricter control over the forming process to ensure that each link reaches the best state.

[0029] S2. Mud pouring: Mix tap water or pure river water, red mud powder, and red clay powder evenly, soak for 48 hours, and then filter to remove impurities and surface water to obtain pottery mud slurry. This method can make the raw materials better blend together, increasing the toughness and strength of the product.

[0030] S3. Mud tempering: Allow the slurry to settle fully, remove the upper layer of accumulated water, and then air-dry the lower layer of sediment until the water content of the obtained mud blank is 20%-30%. This method can make the mud blank reach the optimal water content, which is beneficial to the subsequent forming and drying processes.

[0031] S4. Kneading the clay: Place the well-rested clay and the prepared cotton wadding in a clay mixer and knead them. Cut the kneaded clay blocks, wrap them with plastic sheeting and let them stand to obtain pottery clay. This method can make the clay body achieve a uniform texture and improve the appearance and usability of the product.

[0032] Introducing modern technological means: Use computer technology to conduct simulation design on black pottery products to improve the design accuracy and efficiency. At the same time, adopt the technology of mixed firing with electricity and firewood to realize an automated production process, reduce labor costs, improve production efficiency and optimize the defects of black ancient pottery.

[0033] S6. Using computer technology to simulate the model of black ancient pottery products: Put the pottery clay into a mold according to the thickness of the model for shaping. After shaping, air-dry it until the water content of the obtained pottery blank is 5%-10%. This method can adjust the thickness and shape of the model as needed, and improve the accuracy and aesthetics of the product.

[0034] S6. Introducing sculpture carving and polishing in shaping: Trim the pottery blank to make the surface of the blank body flat and smooth, then conduct carving. After carving, air-dry it until the water content is 2%-5%. Conduct polishing treatment. After the polishing treatment is completed, obtain the treated pottery blank. This method can improve the blackness and texture of the product and increase the artistic value and ornamental value of the product.

[0035] S7. Drying the blank: Place the treated pottery blank in a constant temperature room or a closed space to air-dry it. Wait until the pottery blank is completely dry to obtain a dry blank. This method can effectively reduce the humidity and environmental pollution of the product and improve the stability and durability of the product.

[0036] Optimizing the firing process: Adopt the segmented firing method of smoking carbon infiltration. According to the different parts and thicknesses of black ancient pottery products, set different firing temperatures and times to make the black ancient pottery products be heated more evenly during the firing process and avoid deformation and cracking.

[0037] Drying and firing are important links affecting the quality of black ancient pottery. Optimize the drying process and adopt a more scientific staged drying method to ensure that the pottery blank does not crack or deform during the drying process. In terms of firing, adopt more appropriate firing temperatures and times, and use more efficient fuels to obtain better firing effects.

[0038] S8, Diesel-wood co-firing, smoky carbon infiltration: Use the black pottery product firing equipment to fire the dry blank. After putting the thoroughly dried blank into the kiln, raise the temperature slowly with a small fire. Raise the temperature from room temperature to 200°C, and the time taken to raise the temperature from room temperature to 200°C is 5 - 6 hours; then raise the temperature from 200°C to 500°C, and the time taken to raise the temperature from 200°C to 500°C is 8 - 10 hours; then raise the temperature from 500°C to 800°C, and the temperature rise time from 500°C to 800°C is 4 - 6 hours; at this time, add oily fruit wood and carry out smoky carbon infiltration oxidation-reduction at 500 - 800°C for 4 - 6 hours; complete the firing at 800 - 1000°C with a temperature rise time of 1 - 2 hours; this method can improve the blackness and texture of the product, and increase the artistic value and ornamental value of the product.

[0039] S9. After the firing is completed, stop heating, use a computer to cool down to 600 - 800°C for oxidation-reduction, seal the kiln after oxidation-reduction, and keep the kiln sealed until the temperature inside the kiln naturally drops below 60°C, then open the kiln to obtain high-hardness black pottery products with black inside and outside.

[0040] The production process of the black ancient pottery of the present invention can significantly improve the quality, highlight the characteristics, production efficiency and artistic value of black ancient pottery products. It has significant advantages and innovations, provides strong support for the sustainable development of the black pottery industry, and also solves the common problems of current black ancient pottery - enhancing its blackness and strength.

[0041] The above are only the preferred embodiments of the present invention patent, and are not intended to limit the present invention patent. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention patent shall be included within the protection scope of the present invention patent.

Claims

1. A production process for improving black ancient pottery, characterized in that, It includes the following steps: S1. Raw material processing: Select high-quality clay, argillaceous soil, stone powder, and cotton floc as raw materials. Dry the argillaceous soil and red clay in the sun, and after drying, crush and sieve them to obtain argillaceous soil powder and red clay powder. S2. Mud drenching: Mix tap water or pure river water, red clay powder, and argillaceous soil powder evenly, soak for 48 hours, then filter to remove impurities and surface water to obtain pottery clay slurry. S3. Mud waking: Let the slurry settle thoroughly, remove the upper-layer accumulated water, and then air-dry the lower-layer sediment until the moisture content of the obtained mud blank is 20%-30%. S4. Kneading the mud: Place the woken mud and the prepared cotton floc in a mud mixer and knead them. Cut the kneaded mud blocks, wrap them with plastic cloth and let them stand to obtain pottery clay. S5. Using computer technology to simulate the model of black pottery products: Put the pottery clay into the mold according to the model thickness for shaping. After shaping, air-dry until the moisture content of the obtained pottery blank is 5%-10%. S6. Shape repair, introducing sculpture carving and polishing: Repair the pottery blank to make the surface of the blank smooth and flat, then carry out carving. After carving, air-dry until the moisture content is 2%-5%; conduct polishing treatment. After the polishing treatment is completed, the treated pottery blank is obtained. S7. Drying the blank: Place the treated pottery blank in a constant-temperature room or a closed space for air-drying. Wait until the pottery blank is completely dry to obtain a dry blank. S8. Mixed firing with electricity and firewood, and smoke carbon infiltration: Use the black pottery product firing equipment to fire the dry blank. After putting the completely dry blank into the kiln, raise the temperature slowly with a small fire. Raise the temperature from room temperature to 200°C, then raise the temperature from 200°C to 500°C; then raise the temperature from 500°C to 800°C. At this time, add oily fruit wood and conduct smoke carbon infiltration oxidation-reduction for 4-6 hours under the condition of 500-800°C; complete the firing in 1-2 hours when raising the temperature from 800°C to 1000°C. S9. After the firing is completed, stop heating, use the computer to cool down to 600-800°C for oxidation-reduction, then seal the kiln, and seal the kiln until the temperature in the kiln naturally drops below 60°C. Open the kiln to obtain high-hardness black pottery products that are black inside and outside.

2. The improved production process of black ancient pottery according to claim 1, characterized in that, The time taken to raise the temperature from room temperature to 200°C is 5-6 hours.

3. The improved manufacturing process of black ancient pottery according to claim 1, characterized in that: The time taken to raise the temperature from 200°C to 500°C is 8-10 hours.

4. A method for improving the production process of black ancient pottery according to claim 1, characterized in that: The temperature-raising time when raising the temperature from 500°C to 800°C is 4-6 hours.