CN108068193A - A kind of manufacturing method of large-size ceramic tablet - Google Patents
A kind of manufacturing method of large-size ceramic tablet Download PDFInfo
- Publication number
- CN108068193A CN108068193A CN201711379647.XA CN201711379647A CN108068193A CN 108068193 A CN108068193 A CN 108068193A CN 201711379647 A CN201711379647 A CN 201711379647A CN 108068193 A CN108068193 A CN 108068193A
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- China
- Prior art keywords
- blank
- manufacturing
- mold
- square
- mould
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/003—Pressing by means acting upon the material via flexible mould wall parts, e.g. by means of inflatable cores, isostatic presses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/14—Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/243—Setting, e.g. drying, dehydrating or firing ceramic articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0002—Auxiliary parts or elements of the mould
- B28B7/0011—Mould seals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0097—Press moulds; Press-mould and press-ram assemblies
Abstract
The invention discloses a kind of manufacturing methods of large-size ceramic tablet, are related to ceramic part preparing technical field, comprise the following steps：Mould design and manufacturing → mold assembling → isostatic pressing → blanking → green body is processed → is burnt till；S1, Mould design and manufacturing：According to the blank of product specification design, the shape of blank is cube, the dimensions section of blank is more than 10000 square millimeters, highly it is 300mm 3000mm, according to Blank Design isostatic tooling, mold is by keeping the square secondary mould of charging shape and the master mold of pressure-bearing to form, and master mold is by square outer elastic die sleeve, elastic rubber plug and punching block core.The present invention equipment investment is small, die manufacturing cost is low, big specification easy to produce, large scale and complex-shaped product, interiors of products is uniform, burns till and does not allow yielding, cracking with mill processing, significant for the manufacture of large-sized ceramic firing part.
Description
Technical field
The present invention relates to ceramic part preparing technical fields, are specially a kind of manufacturing method of large-size ceramic tablet.
Background technology
It is ripe and wide by the way that spray drying granulation dried bean noodles is molded, isostatic pressing prepares high-performance ceramics products application
It is general, but for large-sized plate part, cambered surface part（Some is with various slots, hole, ditch etc.）Exist and sets Deng, existing process
Standby input is big, and mold manufacturing is difficult, and density uniformity is poor, and firing deformation is serious, processing internal stress defect, problems of crack,
And many applications of these parts and high-accuracy or ultraprecise the equipment or instrument, such as：Three coordinates, laser process equipment etc., this
Invention solves problem above, significant for the manufacture of large-sized ceramic firing part.
The content of the invention
（One）The technical issues of solution
In view of the deficiencies of the prior art, the present invention provides a kind of manufacturing method of large-size ceramic tablet, solves existing work
Skill is big there are equipment investment, and mold manufacturing is difficult, and density uniformity is poor, and firing deformation is serious, processes internal stress defect and opens
The problem of splitting.
（Two）Technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of manufacturer of large-size ceramic tablet
Method comprises the following steps：Mould design and manufacturing → mold assembling → isostatic pressing → blanking → green body is processed → is burnt till；
S1, Mould design and manufacturing：According to the blank of product specification design, the shape of blank is cube, the ruler of blank
Very little specification section is more than 10000 square millimeters, is highly 300mm-3000mm, according to Blank Design isostatic tooling, mold by
The square secondary mould of charging shape and the master mold composition of pressure-bearing are kept, master mold is by square outer elastic die sleeve, elastic rubber plug
With punching block core, section is molded under 100 megapascal more than isostatic pressure as square cube blank；
S2, mold assembling：Springform is placed in square secondary mould, punching block core is inserted into elastic die sleeve, then uses rubber plug
Port at the top and bottom of square secondary mould is packaged, assembles mold；
S3, isostatic pressing：Spray drying granulation powder is filled into S2 in assembled mold, after jolt ramming, removes secondary mould, etc.
Static pressure high pressure cylinder presses blank under 100 megapascal pressure above；
S4, blanking：The blank of dimensions needed for cutting machine or other machineries are removed on blank；
S5, green body processing：By the product for being machined near net-shape needed for acquisition；
S6, burn till：The sintered products under the required calcining system of ceramics, examine whether ceramic material, structure size reach design
It is required that.
Preferably, in the Mould design and manufacturing of S1, the elastic die sleeve of secondary mould and main mould, the shape of plug are square
, specification section is more than long 100mm* wide 100mm, is highly 300mm-3000mm.
Preferably, in the isostatic pressing of S3, secondary mould is removed before compacting, and the product design molded is cube, is advised
Lattice section is more than long 100mm* wide 100mm, is highly 300mm-3000mm.
Preferably, in the blanking of S4, according to product specification size machinery blanking.
Preferably, in the green body processing of S5, the green body of variously-shaped near net-shape, size characteristics are at least one
Dimension is more than 300mm.
Preferably, in the burning till of S6, ceramics are high-performance ceramics, which can be aluminium oxide, zirconium oxide
Toughening, zirconium oxide or carborundum Hi-tech ceramic material.
Preferably, in the Mould design and manufacturing of S1, the global shape of blank is cube, and blank outer profile is side
Shape, the inside of blank can be circle, rectangle, triangle, trapezoidal or diamond shape.
（Three）Advantageous effect
The present invention provides a kind of manufacturing methods of large-size ceramic tablet, possess following advantageous effect：
The present invention equipment investment is small, die manufacturing cost is low, big specification easy to produce, large scale and complex-shaped product,
Interiors of products is uniform, burns till and does not allow yielding, cracking with mill processing, for the manufacture meaning weight of large-sized ceramic firing part
Greatly.
Description of the drawings
Fig. 1 is the structure diagram of blank in step S1 of the present invention；
Fig. 2 is the structure diagram that mold assembles in step S2 of the present invention；
Fig. 3 is the structure diagram of shape of product in step S5 of the present invention.
In figure：1 rubber plug, 2 elastic die sleeves, 3 square secondary moulds, 4 punching block cores.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of manufacturing method of large-size ceramic tablet, big ruler
Very little earthenware slab is large scale high-performance ceramics part, and the manufacturing method of the high-performance ceramics part comprises the following steps：Mould
Tool design is burnt till with manufacture → mold assembling → isostatic pressing → blanking → green body is processed →；
S1, Mould design and manufacturing：According to the blank of product specification design, the shape of blank is cube（See Fig. 1）, hair
The dimensions section of base is more than 10000 square millimeters, is highly 300mm-3000mm, foundation Blank Design isostatic tooling,
Mold is by keeping the square secondary mould of charging shape and the master mold of pressure-bearing to form, and master mold is by square outer elastic die sleeve, elastic rubber
Glue plug and punching block core mold section as square cube blank under 100 megapascal more than isostatic pressure（See Fig. 2）；
S2, mold assembling：Springform is placed in square secondary mould, punching block core is inserted into elastic die sleeve, then uses rubber plug
Port at the top and bottom of square secondary mould is packaged, i.e., assembles mold according to Fig. 2；
S3, isostatic pressing：Spray drying granulation powder is filled into S2 in assembled mold, after jolt ramming, removes secondary mould, etc.
Static pressure high pressure cylinder presses blank under 100 megapascal pressure above；
S4, blanking：The blank of dimensions needed for cutting machine or other machineries are removed on blank；
S5, green body processing：By being machined the product of near net-shape needed for acquisition, mechanical processing refers to CNC, vehicle, milling, brill etc.
Mechanical processing, shape of product（See Fig. 3）；
S6, burn till：The sintered products under the required calcining system of ceramics, examine whether ceramic material, structure size reach design
It is required that.
As a preferred technical solution of the present invention：In the Mould design and manufacturing of S1, the elasticity of secondary mould and main mould
Die sleeve, the shape of plug are square, and specification section is more than long 100mm* wide 100mm, is highly 300mm-3000mm, described
Elastic die sleeve, plug refer to the mould parts made of the high-molecular organic materials such as rubber, latex.
As a preferred technical solution of the present invention：In the isostatic pressing of S3, secondary mould is removed before compacting, is molded
Product design for cube, specification section is more than long 100mm* wide 100mm, is highly 300mm-3000mm, the spraying
Drying-granulating powder refers to that ceramic batch is ground to certain fineness, and fineness scope is D（50）=0.2-5um, in order to provide shaping
The spheric granules that powder redistribution is filled and formed in the process, fineness scope are D（50）=30-200um.
As a preferred technical solution of the present invention：In the blanking of S4, according to product specification size machinery blanking.
As a preferred technical solution of the present invention：In the green body processing of S5, the base of variously-shaped near net-shape
Body, size characteristics are more than 300mm at least one dimension, mechanical processing shaping refer to biscuit by numerical control or
The common mechanical processing of person obtains the technical process of the semi-finished product with specific dimensions shape.
As a preferred technical solution of the present invention：In the burning till of S6, ceramics are high-performance ceramics, high-tech pottery
Porcelain can be aluminium oxide, Zirconium oxide plasticizing, zirconium oxide or carborundum Hi-tech ceramic material, and the ceramic post sintering product refers to
There is the ceramic part of regulation shape and size.
As a preferred technical solution of the present invention：In the Mould design and manufacturing of S1, the global shape of blank is
Cube, blank outer profile are square, and the inside of blank can be rectangle, triangle, trapezoidal or diamond shape.
In conclusion the manufacturing method of the large-size ceramic tablet, equipment investment is small, die manufacturing cost is low, convenient for life
Big specification, large scale and complex-shaped product are produced, interiors of products is uniform, burns till and does not allow yielding, cracking with mill processing, right
It is significant in the manufacture of large-sized ceramic firing part.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of manufacturing method of large-size ceramic tablet, it is characterised in that：Comprise the following steps：Mould design and manufacturing → mould
Tool assembling → isostatic pressing → blanking → green body is processed → is burnt till；
S1, Mould design and manufacturing：According to the blank of product specification design, the shape of blank is cube, the ruler of blank
Very little specification section is more than 10000 square millimeters, is highly 300mm-3000mm, according to Blank Design isostatic tooling, mold by
The square secondary mould of charging shape and the master mold composition of pressure-bearing are kept, master mold is by square outer elastic die sleeve, elastic rubber plug
With punching block core, section is molded under 100 megapascal more than isostatic pressure as square cube blank；
S2, mold assembling：Springform is placed in square secondary mould, punching block core is inserted into elastic die sleeve, then uses rubber plug
Port at the top and bottom of square secondary mould is packaged, assembles mold；
S3, isostatic pressing：Spray drying granulation powder is filled into S2 in assembled mold, after jolt ramming, removes secondary mould, etc.
Static pressure high pressure cylinder presses blank under 100 megapascal pressure above；
S4, blanking：The blank of dimensions needed for cutting machine or other machineries are removed on blank；
S5, green body processing：By the product for being machined near net-shape needed for acquisition；
S6, burn till：The sintered products under the required calcining system of ceramics, examine whether ceramic material, structure size reach design
It is required that.
2. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：It is set in the mold of S1
In meter and manufacture, the elastic die sleeve of secondary mould and main mould, the shape of plug are square, and specification section is more than long 100mm* wide
100mm is highly 300mm-3000mm.
3. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：In the isostatic pressed of S3
In shaping, secondary mould is removed before compacting, and the product design molded is cube, and specification section is more than long 100mm* wide 100mm, high
It spends for 300mm-3000mm.
4. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：In the blanking of S4
In, according to product specification size machinery blanking.
5. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：Add in the green body of S5
In work, the green body of variously-shaped near net-shape, size characteristics are more than 300mm at least one dimension.
6. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：In burning till for S6
In, ceramics are high-performance ceramics, which can be aluminium oxide, Zirconium oxide plasticizing, zirconium oxide or carborundum high-tech
Ceramic material.
7. a kind of manufacturing method of large-size ceramic tablet according to claim 1, it is characterised in that：It is set in the mold of S1
Meter in manufacture, the global shape of blank is cube, blank outer profile be it is square, the inside of blank can be circle, rectangle,
Triangle, trapezoidal or diamond shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711379647.XA CN108068193A (en) | 2017-12-20 | 2017-12-20 | A kind of manufacturing method of large-size ceramic tablet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711379647.XA CN108068193A (en) | 2017-12-20 | 2017-12-20 | A kind of manufacturing method of large-size ceramic tablet |
Publications (1)
| Publication Number | Publication Date |
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| CN108068193A true CN108068193A (en) | 2018-05-25 |
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ID=62158605
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711379647.XA Pending CN108068193A (en) | 2017-12-20 | 2017-12-20 | A kind of manufacturing method of large-size ceramic tablet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227899A (en) * | 2021-12-20 | 2022-03-25 | 中国工程物理研究院材料研究所 | Method for compounding metal hydride ceramic thin-wall tube and stainless steel thin-wall tube |
| CN115284413A (en) * | 2022-08-12 | 2022-11-04 | 先导薄膜材料有限公司 | Rotary target forming die and rotary target forming method |
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| JPH08228217A (en) * | 1994-12-20 | 1996-09-03 | Mitsui Mining & Smelting Co Ltd | Pushbutton with pattern |
| CN202428529U (en) * | 2011-12-08 | 2012-09-12 | 湖南省新化长盛工程陶瓷有限责任公司 | Isostatic-pressing forming mold for manufacturing ceramic tube shell |
| CN105837186A (en) * | 2016-04-07 | 2016-08-10 | 江苏省陶瓷研究所有限公司 | Making method of large-sized, fine and highly-pure alumina ceramic circular plate |
| CN106031317A (en) * | 2014-02-28 | 2016-10-12 | 株式会社村田制作所 | Electronic device and electronic device included in a cover |
| CN106182342A (en) * | 2016-07-08 | 2016-12-07 | 苏州珂玛材料技术有限公司 | A kind of moulding process of large-scale high-purity alumina ceramic part |
| CN206748693U (en) * | 2017-04-24 | 2017-12-15 | 金堆城钼业股份有限公司 | A kind of crucible isostatic pressing mold |
-
2017
- 2017-12-20 CN CN201711379647.XA patent/CN108068193A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08228217A (en) * | 1994-12-20 | 1996-09-03 | Mitsui Mining & Smelting Co Ltd | Pushbutton with pattern |
| CN202428529U (en) * | 2011-12-08 | 2012-09-12 | 湖南省新化长盛工程陶瓷有限责任公司 | Isostatic-pressing forming mold for manufacturing ceramic tube shell |
| CN106031317A (en) * | 2014-02-28 | 2016-10-12 | 株式会社村田制作所 | Electronic device and electronic device included in a cover |
| CN105837186A (en) * | 2016-04-07 | 2016-08-10 | 江苏省陶瓷研究所有限公司 | Making method of large-sized, fine and highly-pure alumina ceramic circular plate |
| CN106182342A (en) * | 2016-07-08 | 2016-12-07 | 苏州珂玛材料技术有限公司 | A kind of moulding process of large-scale high-purity alumina ceramic part |
| CN206748693U (en) * | 2017-04-24 | 2017-12-15 | 金堆城钼业股份有限公司 | A kind of crucible isostatic pressing mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114227899A (en) * | 2021-12-20 | 2022-03-25 | 中国工程物理研究院材料研究所 | Method for compounding metal hydride ceramic thin-wall tube and stainless steel thin-wall tube |
| CN115284413A (en) * | 2022-08-12 | 2022-11-04 | 先导薄膜材料有限公司 | Rotary target forming die and rotary target forming method |
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Application publication date: 20180525 |
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