CN112222164A - Method for sintering small-size ceramic waste balls as cushion layer of ceramic product - Google Patents
Method for sintering small-size ceramic waste balls as cushion layer of ceramic product Download PDFInfo
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- CN112222164A CN112222164A CN202011104714.9A CN202011104714A CN112222164A CN 112222164 A CN112222164 A CN 112222164A CN 202011104714 A CN202011104714 A CN 202011104714A CN 112222164 A CN112222164 A CN 112222164A
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- ceramic
- balls
- waste balls
- waste
- sintering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/40—Destroying solid waste or transforming solid waste into something useful or harmless involving thermal treatment, e.g. evaporation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D5/00—Supports, screens, or the like for the charge within the furnace
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a method for using small-size waste ceramic balls as a cushion layer for sintering ceramic products, and relates to the technical field of ceramic balls and sintering. With the increase of the demand of the MLCC and lithium battery field for zirconium balls with the diameter of 0.1mm or less, the amount of waste balls generated is increased, the conventional treatment mode is to treat the ceramic waste balls according to solid wastes, and the utilization value of the zirconium balls is seriously reduced, the invention furthest exerts the waste value, finds a secondary utilization mode of the ceramic waste balls with the diameter of 0.1mm or less, is mainly applied to the sintering process of ceramic products as a cushion layer, and experiments prove that the ceramic waste balls are placed between the ceramic products and a burning bearing plate, and ceramic powder is filled in the ceramic waste balls, and the ceramic waste balls and the cushion layer are matched to play a supporting role to solve the problems of deformation and difficult discharge of organic matters in the glue discharging and sintering process of the ceramic products.
Description
The invention relates to the technical field of secondary utilization of ceramic waste balls, in particular to a method for sintering a cushion layer of a small-size ceramic waste ball as a ceramic product.
Background
Many kinds of ceramic balls and oxygen which is commonly usedAlumina spheres, zirconia spheres, silicon carbide spheres, silicon nitride spheres, and the like. Taking zirconia balls as an example: the zirconia ceramic ball has the characteristics of high strength, high toughness, high rigidity, good wear resistance, high temperature resistance, corrosion resistance, non-magnetic conductivity, electric insulation and the like at normal temperature. The zirconia ceramic ball has almost unchanged strength and hardness at 600 ℃ and the density of 6.00
The thermal expansion coefficient is close to that of metal, can be used by being jointed with metal, and is suitable for bearings, sealing elements and the like. High-purity zirconia beads (TZP Ceramics beads) are the most ideal grinding medium and are widely applied to superfine grinding and dispersion of materials in industries such as non-metallic ores, coatings, printing ink, paint, dyes, titanium dioxide, pesticides, magnetic materials and the like.
The quality and size of the zirconia grinding media directly determine the capacity and efficiency of the sand mill, and the size of the grinding media is greatly related to the preparation process thereof. With the increase of the demand of the MLCC and lithium battery field for zirconium balls with the diameter of 0.1mm or less, the amount of the generated waste balls is increased, the conventional treatment mode is to treat the ceramic waste balls according to solid wastes, the utilization value of the ceramic waste balls is seriously reduced, and a better method for treating the ceramic waste balls is needed.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for using small-size ceramic waste balls as a cushion layer for sintering ceramic products, the invention exerts the value of wastes to the maximum extent, and a mode for secondary utilization of the small-size ceramic waste balls is found.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a method for using small-size ceramic waste balls as a cushion layer for sintering ceramic products specifically comprises the following steps:
step one, preparing ceramic waste balls: placing the ceramic waste balls in a planetary ball milling tank, adding detergent and water for ball milling and cleaning, and cleaning the ceramic waste balls;
step two, drying: drying the cleaned ceramic waste balls in an oven;
step three, screening the ceramic waste balls: screening the ceramic waste balls by using a 300-mesh screen, screening out two different specifications of more than 0.05mm and less, and placing in a distinguishing way;
step four, placing ceramic waste balls and dusting: spreading a layer of ceramic waste balls on the burning bearing plate, leveling by using a scraper, spreading ceramic powder, and leveling by using the scraper;
step five, placing the ceramic product to be sintered: and placing the ceramic product to be sintered on the ceramic powder, and starting the sintering furnace.
Preferably, the diameter of the ceramic waste balls for secondary use is 0.1mm or less.
Preferably, the ceramic waste balls for secondary use are screened by a 300-mesh screen, and are separated into two different specifications of more than 0.05mm and less, and placed separately. Waste balls with different specifications are selected according to the size of the ceramic product, the ceramic product is large and suitable for selecting the ceramic waste balls with the size of more than 0.05mm as the cushion balls, and the ceramic product is small and suitable for selecting the ceramic waste balls with the size of less than 0.05 mm.
Preferably, the ceramic waste balls are flatly laid on the burning bearing plate, the balls are required to be uniformly distributed, and the balls are scraped by a scraper.
Preferably, the ceramic powder is used according to the components of the ceramic product to be sintered, filled in the middle of the ceramic waste ball and scraped by a scraper.
(III) advantageous effects
The invention provides a method for using small-size waste ceramic balls as a cushion layer for sintering ceramic products. Compared with the prior art, the method has the following beneficial effects:
the method for recycling the small-size ceramic waste balls specifically comprises the following steps:
step one, preparing ceramic waste balls: placing the ceramic waste balls in a planetary ball milling tank, adding detergent and water for ball milling and cleaning, and cleaning the ceramic waste balls;
step two, drying: drying the cleaned ceramic waste balls in an oven;
step three, screening the ceramic waste balls: screening the ceramic waste balls by using a 300-mesh screen, screening out two different specifications of more than 0.05mm and less, and placing in a distinguishing way;
step four, placing ceramic waste balls and dusting: spreading a layer of ceramic waste balls on the burning bearing plate, leveling by using a scraper, spreading ceramic powder, and leveling by using the scraper;
step five, placing the ceramic product to be sintered: and placing the ceramic product to be sintered on the ceramic powder, and starting the sintering furnace.
The invention gives full play to the value of wastes to the maximum extent, finds a way of recycling the waste ceramic balls of 0.1mm or less, is mainly applied to the sintering process of the ceramic product as a cushion layer, and experiments prove that the waste ceramic balls are placed between the ceramic product and a burning bearing plate, ceramic powder is scattered and filled in the waste ceramic balls, and the waste ceramic balls and the burning bearing plate are matched to play a supporting role so as to solve the problems of deformation and difficult discharge of organic matters in the glue discharging and sintering process of the ceramic product.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of step four of the present invention;
FIG. 3 is a schematic structural diagram of step five of the present invention.
In the figure, 1 a setter plate, 2 ceramic powder, 3 ceramic waste balls and 4 to-be-sintered ceramic devices.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The embodiment of the invention provides a technical scheme that: a method for using small-size ceramic waste balls as a cushion layer for sintering ceramic products comprises the following steps:
step one, preparing ceramic waste balls: placing the ceramic waste balls in a planetary ball milling tank, adding detergent and water for ball milling and cleaning, and cleaning the ceramic waste balls;
step two, drying: drying the cleaned ceramic waste balls in an oven;
step three, screening the ceramic waste balls: screening the ceramic waste balls by using a 300-mesh screen, screening out two different specifications of more than 0.05mm and less, and placing in a distinguishing way;
step four, placing ceramic waste balls and dusting: spreading a layer of ceramic waste balls on the burning bearing plate, leveling by using a scraper, spreading ceramic powder, and leveling by using the scraper;
step five, placing the ceramic product to be sintered: and placing the ceramic product to be sintered on the ceramic powder, and starting the sintering furnace.
The invention gives full play to the value of wastes to the maximum extent, finds a way of recycling the waste ceramic balls with the diameter of 0.1mm or less, is mainly applied to the sintering process of the ceramic product as a cushion layer, and has proved by experiments that the waste ceramic balls are placed between the ceramic product and a burning bearing plate, and ceramic powder is scattered and filled in the waste ceramic balls, and the waste ceramic balls and the burning bearing plate are matched to play a supporting role so as to solve the problems of deformation and difficult discharge of organic matters in the glue discharging and sintering process of the ceramic product.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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.
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.
Claims (5)
1. A method for using small-size ceramic waste balls as a cushion layer for sintering ceramic products is characterized by comprising the following steps: the method specifically comprises the following steps:
step one, preparing ceramic waste balls: placing the ceramic waste balls in a planetary ball milling tank, adding detergent and water for ball milling and cleaning, and cleaning the ceramic waste balls;
step two, drying: drying the cleaned ceramic waste balls in an oven;
step three, screening the ceramic waste balls: screening the ceramic waste balls by using a 300-mesh screen, screening out two different specifications of more than 0.05mm and less, and placing in a distinguishing way;
step four, placing ceramic waste balls and dusting: spreading a layer of ceramic waste balls on the burning bearing plate, leveling by using a scraper, spreading ceramic powder, and leveling by using the scraper;
step five, placing the ceramic product to be sintered: and placing the ceramic product to be sintered on the ceramic powder, and starting the sintering furnace.
2. The method of claim 1 for using small-sized ceramic waste balls as a cushion layer for sintering ceramic products, wherein the method comprises the following steps: the diameter of the ceramic waste ball for secondary utilization is 0.1mm or less.
3. The method of claim 1 for using small-sized ceramic waste balls as a cushion layer for sintering ceramic products, wherein the method comprises the following steps: the method comprises the steps of screening the ceramic waste balls for secondary utilization by using a 300-mesh screen, screening the waste balls with the size of more than 0.05mm and the waste balls with the size of less than 0.05mm to obtain different specifications, placing the waste balls in different specifications in a distinguishing mode, selecting the waste balls with the different specifications according to the size of the ceramic product, wherein the ceramic product is large and more than 0.05mm and small and more than 0.05 mm.
4. The method of claim 1 for using small-sized ceramic waste balls as a cushion layer for sintering ceramic products, wherein the method comprises the following steps: the ceramic waste balls are spread on the burning bearing plate, the balls need to be evenly distributed, and the balls are scraped by a scraper.
5. The method of claim 1 for using small-sized ceramic waste balls as a cushion layer for sintering ceramic products, wherein the method comprises the following steps: the used ceramic powder is required to be consistent with the components of the ceramic product, is filled in the middle of the ceramic waste ball, and is stricken off by a scraper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011104714.9A CN112222164A (en) | 2020-10-15 | 2020-10-15 | Method for sintering small-size ceramic waste balls as cushion layer of ceramic product |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011104714.9A CN112222164A (en) | 2020-10-15 | 2020-10-15 | Method for sintering small-size ceramic waste balls as cushion layer of ceramic product |
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| CN112222164A true CN112222164A (en) | 2021-01-15 |
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| CN202011104714.9A Pending CN112222164A (en) | 2020-10-15 | 2020-10-15 | Method for sintering small-size ceramic waste balls as cushion layer of ceramic product |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941730A (en) * | 2012-08-27 | 2013-02-27 | 宁波凯普电子有限公司 | Ultrathin piezoelectric ceramic green diaphragm laminate sintering adhesion-isolation agent and coating method thereof |
| CN205329083U (en) * | 2016-02-16 | 2016-06-22 | 明光瑞尔非金属材料有限公司 | Two wrong airtight type ceramic pad layers of platform |
| WO2017216415A1 (en) * | 2016-06-16 | 2017-12-21 | Kwh Mirka Ltd | Method and apparatus for producing abrasive material |
| CN111468503A (en) * | 2020-03-21 | 2020-07-31 | 镇平县含笑再生资源有限公司 | Waste supporting ball recovery processing method |
-
2020
- 2020-10-15 CN CN202011104714.9A patent/CN112222164A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102941730A (en) * | 2012-08-27 | 2013-02-27 | 宁波凯普电子有限公司 | Ultrathin piezoelectric ceramic green diaphragm laminate sintering adhesion-isolation agent and coating method thereof |
| CN205329083U (en) * | 2016-02-16 | 2016-06-22 | 明光瑞尔非金属材料有限公司 | Two wrong airtight type ceramic pad layers of platform |
| WO2017216415A1 (en) * | 2016-06-16 | 2017-12-21 | Kwh Mirka Ltd | Method and apparatus for producing abrasive material |
| CN111468503A (en) * | 2020-03-21 | 2020-07-31 | 镇平县含笑再生资源有限公司 | Waste supporting ball recovery processing method |
Non-Patent Citations (1)
| Title |
|---|
| 刘康时: "《陶瓷工艺原理》", 31 December 1990 * |
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