阅读说明：本技术 果盘多件叠烧工艺 (Multi-fruit-tray stacking and burning process ) 是由 许纯俊 彭友才 葛更生 刘进 贾佑保 于 2021-07-30 设计创作，主要内容包括：本发明涉及瓷器叠烧技术领域,且公开了果盘多件叠烧工艺,包括以下步骤；S1、原料准备：首先挑选品相完美的上釉的果盘半成品；S2、果盘刮釉：通过电动工具将步骤S1中挑选好的半成品果盘内侧底部和外侧底部均刮除一个环形釉层；S3、果盘处理：将步骤S2中刮除釉环的果盘进行清理,清理刮除釉环处的侧边,使釉层边缘处圆滑。该果盘多件叠烧工艺,通过自动工具替代人工完成半成品果盘刮釉和成品果盘瑕疵检测灌装,不仅降低了工作人员的劳动强度,还提高了果盘多件叠烧的效率和便捷性,以及通过固定支架能够提高果盘多件叠烧时果盘堆叠的稳定性,并提高果盘多件叠烧的稳定可靠性,进而提高果盘多件叠烧的合格率。(The invention relates to the technical field of porcelain stacking and burning, and discloses a multi-fruit-tray stacking and burning process, which comprises the following steps of; s1, preparing raw materials: firstly, selecting a glazed semi-finished fruit tray with perfect appearance; s2, scraping glaze on fruit trays: scraping off an annular glaze layer from the inner bottom and the outer bottom of the semi-finished fruit tray selected in the step S1 by an electric tool; s3, fruit tray processing: and (5) cleaning the fruit tray with the glaze ring scraped in the step (S2), and cleaning the side edge of the position where the glaze ring is scraped to smooth the edge of the glaze layer. This many pieces of stack of fruit bowl burn technology replaces artifical completion semi-manufactured goods fruit bowl through automatic tool and scrapes glaze and finished product fruit bowl flaw detection filling, has not only reduced staff's intensity of labour, has still improved many pieces of stack of fruit bowl and has burnt efficiency and convenience to and can improve the stability that the fruit bowl piled up when many pieces of stack of fruit bowl burn through the fixed bolster, and improve the reliable and stable nature that many pieces of stack of fruit bowl were burnt, and then improve the qualification rate that many pieces of stack of fruit bowl were burnt.)

1. The process for stacking and burning a plurality of fruit trays is characterized in that: comprises the following steps;

s1, preparing raw materials: firstly, selecting a glazed semi-finished fruit tray with perfect appearance;

s2, scraping glaze on fruit trays: scraping off an annular glaze layer from the inner bottom and the outer bottom of the semi-finished fruit tray selected in the step S1 by an electric tool;

s3, fruit tray processing: cleaning the fruit tray with the glaze ring removed in the step S2, and cleaning the side edge of the glaze ring removed to smooth the edge of the glaze layer, so that the fruit tray can avoid each layer surface from being smooth and having no unevenness;

s4, stacking fruit trays: firstly, placing an annular cushion burning object on a support plate of a kiln car, then placing a processed semi-finished fruit tray on the annular cushion burning object, wherein the top of the annular cushion burning object is superposed with the position of the outer wall of the bottom of the semi-finished fruit tray, where a glaze layer is scraped, then placing another annular cushion burning object at the position of the inner bottom of the semi-finished fruit tray, then stacking another processed semi-finished fruit tray on the annular cushion burning object, so that 8-10 semi-finished fruit trays are stacked, and stacking other semi-finished fruit trays at other positions of the kiln car by the mode;

s5, preparing a kiln: firstly, under the condition that all valves are determined to be closed, opening a gas main valve, adjusting gas supply pressure, preparing an igniter, then starting a power supply system, a smoke exhaust fan and a combustion fan, and setting corresponding pressure values;

s6, preheating a kiln: opening branch valve ignition nozzles, igniting one by one from high temperature to low temperature, adjusting the proportion of gas and air quantity, and heating up and preheating a hearth;

s7, putting the fruit tray into a furnace: starting the pre-vehicle machine, wherein the pre-vehicle machine slowly pushes the kiln vehicle into the kiln furnace, and closes the kiln door;

s8, baking and forming the fruit tray: when the temperature in the kiln is increased to 900 ℃ of 800-;

s9, discharging: when the fruit trays are discharged, stopping fire, closing the kiln system one by one, then slowly cooling the kiln, when the temperature is reduced to 1100 ℃, closing the gas main valve, the combustion fan, the waste heat fan, the quenching fan and the cooling fan, when the temperature is reduced to normal temperature, closing the whole kiln system and the power supply, and then opening a kiln door to start the pre-kiln machine to enable the kiln car to slide out with the finished fruit trays;

s10, selecting fruit trays: and selecting the fruit trays just out of the kiln one by one through ceramic surface flaw detection equipment, and selecting qualified finished product fruit trays.

2. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: and S4, after the semi-finished fruit trays are stacked, limiting the stacked semi-finished products through a fixing support, fixedly connecting two sides of the fixing support with kiln car supporting plates, extending a U-shaped fixing rod from the top of the fixing support, enabling the bottom end of the U-shaped fixing rod to contact and stack the semi-finished fruit trays at the top of the 8-10 semi-finished fruit trays to scrape off a glaze layer, and finally fixing and limiting the position of the U-shaped fixing rod.

3. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: when the fruit tray is fired and molded in the step S8, the semi-finished fruit tray is fired at the temperature of 1300-1350 ℃ for 6-7 hours.

4. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: in step S2, the electric tool is an electric wrench, and a U-shaped blade is welded to a rotating end of the electric wrench.

5. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: and in the step S6, when the temperature in the hearth of the kiln rises to 400-500 ℃, pushing the semi-finished fruit tray.

6. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: in the step S5, the pressure control range of the smoke exhaust fan is-0.1-0.25 kpa, and the pressure control range of the combustion fan is 1.5-2.1 kpa.

7. The multi-stack baking process for fruit trays as claimed in claim 1, wherein: the ceramic surface defect detecting device in the step S10 is a ceramic surface defect detecting machine based on visual detection.

Technical Field

The invention relates to the technical field of porcelain stacking and burning, in particular to a multi-fruit-tray stacking and burning process.

Background

The stacking firing is a method for firing porcelain, namely, a plurality of ware blanks are stacked together for firing, and the ware spacing is used for firing the ware, and the method can be divided into the following steps: the new technology of porcelain overlapping and burning has the advantages of high yield and low cost, and has the defect that the traditional technology is still used until some local porcelain factories in China today because the porcelain overlapping and burning technology has the defect that a circle of glaze is not used in the porcelain factory.

Many stacks of present fruit bowl burn in-process needs a large amount of artifical auxiliary work, scrape glaze and finished product fruit bowl flaw detection if semi-manufactured goods fruit bowl, manual operation not only increases staff's intensity of labour, still influences many stacks of fruit bowl and burns efficiency and convenience, in addition, the stability that the fruit bowl piled up when many stacks of fruit bowl burn is relatively poor, the fruit bowl is emptyd easily and is broken, influences the reliability of many stacks of fruit bowl and burns, influence the qualification rate that many stacks of fruit bowl were burnt simultaneously.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a multi-fruit-tray stacking and burning process, which is characterized in that manual work is replaced by an automatic tool to finish semi-finished-product fruit tray glaze scraping and finished-product fruit tray flaw detection and filling, so that the labor intensity of workers is reduced, the stacking and burning efficiency and convenience of multiple fruit trays are improved, the stacking and burning stability of the multiple fruit trays can be improved through a fixing support, the stable reliability of the multiple fruit trays in stacking and burning is improved, the qualified rate of the multiple fruit trays in stacking and burning is improved, the problem that a large amount of manual auxiliary work is needed in the existing stacking and burning process of the multiple fruit trays is solved, the labor intensity of the workers is increased, the stacking and burning efficiency and convenience of the multiple fruit trays are influenced, and the problem that the stacking and burning stability of the multiple fruit trays is poor is solved.

(II) technical scheme

In order to realize the purposes of replacing manual work by an automatic tool to finish semi-finished fruit tray scraping glaze and finished fruit tray flaw detection filling, not only reducing the labor intensity of workers, but also improving the efficiency and the convenience of stacking and burning a plurality of fruit trays, improving the stability of stacking and burning the plurality of fruit trays by a fixed support, and further improving the yield of stacking and burning the plurality of fruit trays, the invention provides the following technical scheme: the process for stacking and burning a plurality of fruit trays comprises the following steps;

s1, preparing raw materials: firstly, selecting a glazed semi-finished fruit tray with perfect appearance;

s2, scraping glaze on fruit trays: scraping off an annular glaze layer from the inner bottom and the outer bottom of the semi-finished fruit tray selected in the step S1 by an electric tool;

s3, fruit tray processing: cleaning the fruit tray with the glaze ring removed in the step S2, and cleaning the side edge of the glaze ring removed to smooth the edge of the glaze layer, so that the fruit tray can avoid each layer surface from being smooth and having no unevenness;

s4, stacking fruit trays: firstly, placing an annular cushion burning object on a support plate of a kiln car, then placing a processed semi-finished fruit tray on the annular cushion burning object, wherein the top of the annular cushion burning object is superposed with the position of the outer wall of the bottom of the semi-finished fruit tray, where a glaze layer is scraped, then placing another annular cushion burning object at the position of the inner bottom of the semi-finished fruit tray, then stacking another processed semi-finished fruit tray on the annular cushion burning object, so that 8-10 semi-finished fruit trays are stacked, and stacking other semi-finished fruit trays at other positions of the kiln car by the mode;

s5, preparing a kiln: firstly, under the condition that all valves are determined to be closed, opening a gas main valve, adjusting gas supply pressure, preparing an igniter, then starting a power supply system, a smoke exhaust fan and a combustion fan, and setting corresponding pressure values;

s6, preheating a kiln: opening branch valve ignition nozzles, igniting one by one from high temperature to low temperature, adjusting the proportion of gas and air quantity, and heating up and preheating a hearth;

s7, putting the fruit tray into a furnace: starting the pre-vehicle machine, wherein the pre-vehicle machine slowly pushes the kiln vehicle into the kiln furnace, and closes the kiln door;

s8, baking and forming the fruit tray: when the temperature in the kiln is increased to 900 ℃ of 800-;

s9, discharging: when the fruit trays are discharged, stopping fire, closing the kiln system one by one, then slowly cooling the kiln, when the temperature is reduced to 1100 ℃, closing the gas main valve, the combustion fan, the waste heat fan, the quenching fan and the cooling fan, when the temperature is reduced to normal temperature, closing the whole kiln system and the power supply, and then opening a kiln door to start the pre-kiln machine to enable the kiln car to slide out with the finished fruit trays;

s10, selecting fruit trays: and selecting the fruit trays just out of the kiln one by one through ceramic surface flaw detection equipment, and selecting qualified finished product fruit trays.

Preferably, in the step S4, after the semi-finished fruit trays are stacked, the stacked semi-finished products are limited by a fixing support, two sides of the fixing support are fixedly connected to the kiln car support plate, then a U-shaped fixing rod extends from the top of the fixing support, the bottom end of the U-shaped fixing rod contacts the top semi-finished fruit tray stacked 8-10 times to scrape off the glaze layer, and finally the position of the U-shaped fixing rod is fixed and limited.

Preferably, when the fruit tray is fired and formed in the step S8, the semi-finished fruit tray is fired at 1300-1350 ℃ for 6-7 hours.

Preferably, in step S2, the power tool is a power wrench, and a U-shaped blade is welded to a rotating end of the power wrench.

Preferably, the semi-finished fruit tray can be pushed into the kiln at the temperature of 400-500 ℃ in the step S6.

Preferably, the pressure control range of the smoke exhaust fan in the step S5 is-0.1-0.25 kpa, and the pressure control range of the combustion fan is 1.5-2.1 kpa.

Preferably, the ceramic surface defect detecting apparatus in step S10 is a ceramic surface defect detecting machine based on visual inspection.

(III) advantageous effects

Compared with the prior art, the invention provides a multi-fruit-tray stacking and burning process, which has the following beneficial effects:

the multi-fruit-tray stacking and burning process has the advantages that the selected semi-finished fruit trays are scraped with annular glaze layers at the inner bottom and the outer bottom through electric tools, the glaze layers are not required to be scraped manually, time and labor are saved, in addition, the semi-finished fruit trays are selected one by one through ceramic surface flaw detection equipment, qualified finished fruit trays are selected, the qualified fruit trays are automatically selected through a machine, the condition that workers select omission is avoided, the processing qualification rate of the fruit trays is guaranteed, in addition, after the semi-finished fruit trays are stacked, the stacked semi-finished products are limited through a fixing support, the two sides of the fixing support are fixedly connected with a kiln car support plate, then a U-shaped fixing rod is extended out from the top of the fixing support, the bottom end of the U-shaped fixing rod is in contact with the position, where the glaze layers of the semi-finished fruit trays on the top of the stacked 8-10 semi-finished fruit trays are scraped, finally, the position of the U-shaped fixing rod is limited, and the stacked fruit trays are prevented from being toppled and damaged during processing in a kiln, this many pieces of stack of fruit bowl burn technology replaces artifical completion semi-manufactured goods fruit bowl through automatic tool and scrapes glaze and finished product fruit bowl flaw detection filling, has not only reduced staff's intensity of labour, has still improved many pieces of stack of fruit bowl and has burnt efficiency and convenience to and can improve the stability that the fruit bowl piled up when many pieces of stack of fruit bowl burn through the fixed bolster, and improve the reliable and stable nature that many pieces of stack of fruit bowl were burnt, and then improve the qualification rate that many pieces of stack of fruit bowl were burnt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The process for stacking and burning a plurality of fruit trays comprises the following steps;

s1, preparing raw materials: firstly, selecting a glazed semi-finished fruit tray with perfect appearance;

s2, scraping glaze on fruit trays: scraping off an annular glaze layer from the inner bottom and the outer bottom of the semi-finished fruit tray selected in the step S1 by an electric tool;

s3, fruit tray processing: cleaning the fruit tray with the glaze ring removed in the step S2, and cleaning the side edge of the glaze ring removed to smooth the edge of the glaze layer, so that the fruit tray can avoid each layer surface from being smooth and having no unevenness;

s4, stacking fruit trays: firstly, placing an annular cushion burning object on a support plate of a kiln car, then placing a processed semi-finished fruit tray on the annular cushion burning object, wherein the top of the annular cushion burning object is superposed with the position of the outer wall of the bottom of the semi-finished fruit tray, where a glaze layer is scraped, then placing another annular cushion burning object at the position of the inner bottom of the semi-finished fruit tray, then stacking another processed semi-finished fruit tray on the annular cushion burning object, so that 8-10 semi-finished fruit trays are stacked, and stacking other semi-finished fruit trays at other positions of the kiln car by the mode;

s5, preparing a kiln: firstly, under the condition that certain valves are closed, opening a gas main valve, adjusting gas supply pressure, preparing an igniter, then starting a power supply system, a smoke exhaust fan and a combustion fan, and setting corresponding pressure values;

s6, preheating a kiln: opening branch valve ignition nozzles, igniting one by one from high temperature to low temperature, adjusting the proportion of gas and air quantity, and heating up and preheating a hearth;

s7, putting the fruit tray into a furnace: starting the pre-vehicle machine, wherein the pre-vehicle machine slowly pushes the kiln vehicle into the kiln furnace, and closes the kiln door;

s8, baking and forming the fruit tray: when the temperature in the kiln is increased to 900 ℃ of 800-;

s9, discharging: when the fruit trays are discharged, stopping fire, closing the kiln system one by one, then slowly cooling the kiln, when the temperature is reduced to 1100 ℃, closing the gas main valve, the combustion fan, the waste heat fan, the quenching fan and the cooling fan, when the temperature is reduced to normal temperature, closing the whole kiln system and the power supply, and then opening a kiln door to start the pre-kiln machine to enable the kiln car to slide out with the finished fruit trays;

s10, selecting fruit trays: and selecting the fruit trays just out of the kiln one by one through ceramic surface flaw detection equipment, and selecting qualified finished product fruit trays.

And S4, after the semi-finished fruit trays are stacked, limiting the stacked semi-finished products through a fixing support, fixedly connecting two sides of the fixing support with kiln car supporting plates, extending a U-shaped fixing rod from the top of the fixing support, enabling the bottom end of the U-shaped fixing rod to contact the top semi-finished fruit trays stacked with 8-10 semi-finished fruit trays to scrape off a glaze layer, and finally fixing and limiting the position of the U-shaped fixing rod.

When the fruit tray is fired and molded in the step S8, the semi-finished fruit tray is fired for 6-7 hours at the temperature of 1300-1350 ℃.

In step S2, the power tool is a power wrench, and a U-shaped blade is welded to a rotating end of the power wrench.

In step S6, when the temperature in the furnace chamber of the kiln rises to 400-500 ℃, the semi-finished fruit tray can be pushed in.

In the step S5, the pressure control range of the smoke exhaust fan is-0.1-0.25 kpa, and the pressure control range of the combustion-supporting fan is 1.5-2.1 kpa.

The ceramic surface defect detecting apparatus in step S10 is a ceramic surface defect detecting machine based on visual inspection.

In conclusion, the multi-piece stack-burning process of the fruit tray comprises the steps of firstly selecting a perfect glazed semi-finished fruit tray, scraping an annular glaze layer from the inner bottom and the outer bottom of the selected semi-finished fruit tray by an electric tool, cleaning the fruit tray with the glaze ring scraped off, cleaning the side edge of the position where the glaze ring is scraped off to smooth the edge of the glaze layer and prevent the fruit tray from being smooth and having no unevenness on each layer, then placing an annular cushion-burning object on a support plate of a kiln car, placing a processed semi-finished fruit tray on the annular cushion-burning object, superposing the top of the annular cushion-burning object and the position where the glaze layer is scraped off from the outer wall of the bottom of the semi-finished fruit tray, then placing another annular cushion-burning object at the position where the glaze layer is scraped from the inner bottom of the semi-finished fruit tray, stacking another processed semi-finished fruit tray on the annular cushion-burning object, and stacking 8-10 semi-finished fruit trays, stacking other semi-finished fruit trays at other positions of a kiln car by the method, preparing the kiln, starting a rapid cooling fan, a waste heat fan and a cooling fan of the kiln when the kiln is preheated, starting a pre-machine after the kiln is preheated, slowly pushing the kiln car into the kiln by the pre-machine, closing a kiln door, starting the rapid cooling fan, the waste heat fan and the cooling fan of the kiln when the temperature in the kiln is increased to 800-, the selected semi-finished fruit trays are scraped with an annular glaze layer at the bottom of the inner side and the bottom of the outer side through electric tools without manually scraping the glaze layer, time and labor are saved, qualified fruit trays are selected through ceramic surface defect detection equipment, missing of workers is avoided, the qualified rate of fruit tray processing is guaranteed, in addition, after the semi-finished fruit trays are stacked, the stacked semi-finished products are limited through a fixing support, the two sides of the fixing support are fixedly connected with a kiln car supporting plate, then a U-shaped fixing rod extends out of the top of the fixing support, the bottom end of the U-shaped fixing rod is in contact with the position of the semi-finished fruit trays at the top of 8-10 stacked semi-finished fruit trays for scraping the glaze layer, finally the position of the U-shaped fixing rod is fixed and limited, the stacked fruit trays are prevented from being toppled and damaged in the kiln during processing, and the multi-piece stacking process of the fruit trays replaces manual work with automatic tools to achieve the semi-finished fruit tray scraping glaze and finished fruit tray defect detection and filling, not only reduced staff's intensity of labour, still improved the efficiency and the convenience that many stacks of fruit bowl were burnt to and can improve the stability that many stacks of fruit bowl were piled up when burning through the fixed bolster, and improve the reliable and stable nature that many stacks of fruit bowl were burnt, and then improve the qualification rate that many stacks of fruit bowl were burnt.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.