CN106235864A - A kind of magnetic conduction ceramic pot and preparation technology thereof - Google Patents
A kind of magnetic conduction ceramic pot and preparation technology thereof Download PDFInfo
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- CN106235864A CN106235864A CN201610655184.4A CN201610655184A CN106235864A CN 106235864 A CN106235864 A CN 106235864A CN 201610655184 A CN201610655184 A CN 201610655184A CN 106235864 A CN106235864 A CN 106235864A
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- magnetic conduction
- fever tablet
- oxidation
- ceramic pan
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
Abstract
The present invention relates to a kind of magnetic conduction ceramic pot and preparation technology thereof, including ceramic pan matrix, the anti-oxidation fever tablet of magnetic conduction and pottery mounting；Ceramic pan base bottom band groove, the anti-oxidation fever tablet of magnetic conduction is arranged in the groove of ceramic pan base bottom, and it is smaller in size than the groove of ceramic pan base bottom；Together with pottery mounting connects be enclosed in ceramic pan base bottom；The anti-oxidation fever tablet of magnetic conduction includes magnetic fever tablet and high-temp antioxidizing layer；High-temp antioxidizing layer is coated in magnetic fever tablet surface, forms airtight protecting film layer after sintering.Preparation includes: the preparation of ceramic matrix blank, roll forming, the preparation of the anti-oxidation fever tablet of magnetic conduction, the pottery preparation of mounting, the embedding of the anti-oxidation fever tablet of magnetic conduction, sealing and finally sinter.When the magnetic conduction ceramic pot of the present invention solves the ceramic pan Electromagnetic Heating of conventional belt metal magnetic conducting zone of heating, metal heating layer and ceramic pan thermal matching difference are easily caused the problem such as spalling, fryer, and production technology is simple, has preferable using value.
Description
Technical field
The present invention relates to a kind of pottery preparation field, particularly a kind of magnetic conduction ceramic pot and preparation technology thereof.
Background technology
Electromagnetic oven as the New type kitchen range in kitchen tools market, uses magnetic field induction eddy heating for heating principle, has broken traditional bright
Fire cooking method, popularizes the most in the family, and it has quick heating, thermal efficiency height, the flames of anger, does not produces surrounding
The advantages such as heat radiation smoke dust, safety are good, are referred to as " god of culinary art " and " green stove ".
Pottery, is used as the material existing many year history of cook utensil.Ceramic pan cost is cheap, easy to use, will not
Get rusty, and the former taste original flavor of food when cooking, can be kept, be one of health, environmental protection, safe cooking apparatus.But, electromagnetism
The non-ceramic pans by magnet such as pottery cannot be directly heated by stove.In the market in order to enable ceramic pan to use electromagnetism
Heating, uses the methods such as stickup, coating to add magnetic product on the ceramic pan prepared.Patent CN
200820047032.7 disclose a kind of electromagnetic electric cooker with metal film ceramic inner, are covered with one by the bottom outer surface at ceramic inner
Layer magnetic conductive metal film, can produce eddy current in electromagnetic field and generate heat, thus realize the Electromagnetic Heating of ceramic inner.But, this electricity
Magnetoelectricity pot for cooking rice is arranged on the bottom outer surface of ceramic liner due to magnetic layer, outside having substantial amounts of heat to be directly lost to during work
Boundary, and magnetic conductive metal film is relatively costly, service life is short.Patent CN 202681589 U discloses a kind of embedding bottom ceramic pan
Entering one piece of ferromagnetism thin slice identical with pan floor space makes this ceramic pan can heat on electromagnetic oven, and this method needs
Brittle ceramic is processed, as burrowed, paddle-tumble etc. so that ceramic product rate is the lowest and complex process；Additionally magnetic product with
The gap of expanding with heat and contract with cold of pottery is big, causes layering, the phenomenons such as spalling easily occurs.
Summary of the invention
It is an object of the invention to provide a kind of magnetic conduction ceramic pot and preparation technology thereof, solving existing ceramic pan needs crisp
Property pottery is processed, as burrowed, paddle-tumble etc. so that ceramic product rate is the lowest and complex process；Additionally metal magnetic thin slice with
The gap of expanding with heat and contract with cold of ceramic body is big, during high temperature sintering, metal magnetic thin slice severe oxidation, outer ceramic heat spalling easily occurs
Etc. phenomenon.
To achieve these goals, adopt the following technical scheme that:
A kind of magnetic conduction ceramic pot, including ceramic pan matrix, the anti-oxidation fever tablet of magnetic conduction and pottery mounting；At the bottom of described ceramic pan matrix
Portion's band groove, the anti-oxidation fever tablet of described magnetic conduction is arranged in the groove of described ceramic pan base bottom, and described magnetic conduction is anti-oxidation
The groove being smaller in size than described ceramic pan base bottom of fever tablet；Described pottery mounting connects envelope with described ceramic pan base bottom
Together, the diameter of described pottery mounting is all consistent with described ceramic pan base bottom with composition；The anti-oxidation heating of described magnetic conduction
Sheet includes magnetic fever tablet and high-temp antioxidizing layer；Described high-temp antioxidizing layer is coated in described magnetic fever tablet surface, sintering
The protecting film layer that rear formation is airtight.
Further, the anti-oxidation fever tablet of described magnetic conduction be interconnected strip, lamellar, three-dimensional netted in one or
Multiple.
Further, the one during described high-temp antioxidizing layer includes high heat conduction glass and metal powder or metal-oxide
Or it is multiple.Described metal powder is one or more mixture in aluminium powder, Al alloy powder, iron powder, iron alloy powder；Described metal oxygen
Compound is aluminium oxide.
Further, one or more in described magnetic conduction anti-oxidation fever tablet ferritic stainless steel, nickel, cobalt.
Further, the anti-oxidation fever tablet of described magnetic conduction is ferrimag and the sintered sheets of silver or scribbles ferrimag and silver
The potsherd of mixture film.
Further, described ceramic pan matrix material is the one in aluminium oxide, quartz, zirconium oxide, cordierite, glass dust
Or multiple mixture.
Further, described ceramic pan matrix material component is included by mass fraction: quartz 30-50 part, Kaolin 17-24
Part, clay 18-22 part, potassium feldspar 10-14 part, boric acid 2-3 part, Talcum 2-4 part, aluminium oxide 1-3 part.
The preparation technology of a kind of above-mentioned magnetic conduction ceramic pot, mainly comprises the steps that
(1) weigh ceramic pan matrix material, raw material is carried out abundant batch mixing ball milling → press filt → pugging, prepares ceramic pan matrix
Blank；
(2) by flow forming process by ceramic pan matrix with groove bottom the formation of ceramic pan matrix blank；
(3) preparation is less than the anti-oxidation fever tablet of magnetic conduction of ceramic pan base bottom groove size；
(4) one piece of certain thickness and the ceramic mounting consistent with ceramic pan base bottom diameter, composition is identical are prepared；
(5) the anti-oxidation fever tablet of magnetic conduction of step (3) gained is placed in ceramic pan base bottom groove, step (4) institute
The ceramic mounting and the ceramic pan base bottom that obtain seal, and obtain the ceramic pan base that bottom comprises the anti-oxidation fever tablet of magnetic conduction
Body；
(6) ceramic pan base substrate is dried, then coat glaze at ceramic pan base substrate outer surface；
(7) ceramic pan base substrate is placed in the sintering kiln roasting of uniform temperature, it is thus achieved that ganoid magnetic conduction ceramic pot.
Further, flow forming process described in step (2) is the bottom medium design one at common gypsum model
More than the boss of the size of the anti-oxidation fever tablet of magnetic conduction, the ceramic batch of certain mass is put into the bottom of plaster model, utilize
Milled head and plaster model roll forming, the ceramic batch in model forms bottom ceramic pan base with groove under pressure
Body.
Further, the ceramic pan base substrate groove in step (2) is according to the size slightly larger than the anti-oxidation fever tablet of magnetic conduction
In the bottom of forming ceramic base substrate, engraving forms.
The preparation of the anti-oxidation fever tablet of step (3) described magnetic conduction mainly comprises the steps that
(1) by weighing high-temp antioxidizing layer raw material, add batch mixing ball milling after adhesive, and be configured to the preferable coating of suspension
Slurry；
(2) it is attached to step (1) gained coating slip bonding on magnetic fever tablet surface form a layered material slurry thin layer, will brush
Complete magnetic fever tablet is incubated 30-60min at 100-150 DEG C；Then low-temperature sintering 0.5 ~ 1h；Last furnace cooling.
Compared with prior art, the present invention, by improving common gypsum model, utilizes flow forming process to prepare
Going out bottom ceramic pan matrix with groove, the size of ceramic pan base bottom groove is more than the anti-oxidation fever tablet of magnetic conduction, by surface
The anti-oxidation fever tablet of magnetic conduction being coated with a floor height temperature antioxidation coating is placed in groove and utilizes pottery mounting ceramic pan matrix
Bottom sealing-in is tight so that the anti-oxidation fever tablet of magnetic conduction be positioned in the middle of the bottom of magnetic conduction ceramic pot and with bottom ceramic pan base around
There is certain space between body, solve the ceramic pan of conventional belt metal magnetic conducting zone of heating in preparation process or repeatedly electromagnetism
The problem that heating is ftractureed, complained and quarrel loudly during using, additionally at one layer of high-temp antioxidizing of Surface coating of the anti-oxidation fever tablet of magnetic conduction
Layer, it is to avoid magnetic conduction anti-oxidation fever tablet is oxidized and cause the problems such as power fade in sintering process, the preparation of the present invention
It is simple that method has production technology, low cost and other advantages.
Accompanying drawing explanation
Fig. 1 is that the present invention uses flow forming process to prepare the principle schematic of ceramic pan base substrate with groove；
Fig. 2 is the internal organizational structure schematic diagram of ceramic pan matrix with groove bottom the present invention；
Fig. 3 is internal organizational structure schematic diagram time in the middle of the anti-oxidation fever tablet of magnetic conduction of the present invention is in bottom ceramic pan；
Fig. 4 is the internal organizational structure schematic diagram of magnetic conduction ceramic pot of the present invention；
Fig. 5 is magnetic conduction of the present invention anti-oxidation fever tablet schematic diagram；
Fig. 6 is the present invention continuous magnetic conductive metal network of fibers schematic diagram；
Wherein, 1-milled head, 2-boss, 3-plaster model, 4-groove, 5-ceramic pan matrix, the anti-oxidation fever tablet of 6-magnetic conduction, 7-
Pottery mounting, 8-continuous magnetic conductive metal network of fibers.
Detailed description of the invention
For making the purpose of the present invention, technical scheme clearer, below in conjunction with accompanying drawing, the present invention is made the most detailed
Thin description.
Embodiment 1
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material is weighed: 30 parts of quartz, Kaolin 24 parts, clay 22 parts, potassium feldspar 14 parts, boric acid by mass fraction
3 parts, 4 parts of Talcum, aluminium oxide 3 parts；By raw material according to conventional ceramic blank preparation technology batch mixing ball milling → press filt → pugging, preparation
Go out ceramic batch；Then according to needed for the parameters such as the bottom size of the ceramic pan of base diameter 110mm, shape, thickness calculate
Ceramic blank doses；Ceramic batch is put into the bottom of plaster model for preparing ceramic pan, wherein in the bottom of plaster model
Between be designed with one more than the boss of size of the anti-oxidation fever tablet of magnetic conduction, utilize milled head and plaster model roll forming, mould
Ceramic batch in type forms bottom ceramic pan base substrate with groove under pressure；By milled head, boss, plaster model rolling
Molded technique equipment as it is shown in figure 1, the bottom ceramic pan with groove matrix obtained as shown in Figure 2.Then at diameter
The Surface coating one floor height temperature antioxidation coating of 430 ferrite stainless steels of 90mm is also placed in above-mentioned ceramic pan base substrate
In groove, wherein the size of ceramic pan base substrate bottom groove is more than 430 ferrite stainless steels, as shown in Figure 3；Finally utilize pottery
Glaze seals bottom pottery mounting and ceramic pan base substrate, obtains the pottery that bottom comprises 430 ferrite stainless steels
Porcelain pot base substrate, as shown in Figure 4；After being dried by base substrate, coat glaze at its outer surface, be incubated 15 minutes at 110 DEG C, then according to
Ceramic pan base substrate ordinary sinter technique is placed in the roller kilns of 1250 DEG C sintering 1-2h, i.e. obtains magnetic conduction ceramic of the present invention
Pot.Owing to the size of groove is more than 430 ferrite stainless steels, the periphery at 430 ferrite stainless steels defines permanent
Space, it is to avoid because the magnetic conduction ceramic that the thermal coefficient of expansion of 430 ferrite stainless steels causes much larger than ceramic material
Pot in preparation process or repeatedly Electromagnetic Heating use during cracking, fryer problem；Additionally at 430 ferrite stainless steels
Surface coating one floor height temperature antioxidation coating, it is to avoid 430 ferrite stainless steels are oxidized and cause power in sintering process
The problems such as decline.The anti-oxidation fever tablet of magnetic conduction in the present embodiment as shown in Fig. 5 or Fig. 6 can be interconnected strip,
Lamellar or three-dimensional netted.
Embodiment 2
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material is weighed: 40 parts of quartz, Kaolin 20 parts, clay 19 parts, potassium feldspar 12 parts, boric acid by mass fraction
4 parts, 3 parts of Talcum, aluminium oxide 2 parts；By raw material according to conventional ceramic blank preparation technology batch mixing ball milling → press filt → pugging, preparation
Go out ceramic batch；Then according to the ceramic blank doses needed for the parameter calculating such as the bottom size of ceramic pan 120mm, shape, thickness；
Ceramic batch is put into the bottom of plaster model for preparing ceramic pan, and wherein the bottom medium design of plaster model has one
More than the boss of the size of the anti-oxidation fever tablet of magnetic conduction, utilize milled head and plaster model roll forming, the ceramic blank in model
Ceramic pan base substrate with groove bottom material formation under pressure；Then on the surface of nickel fibre three-dimensional network of diameter 90mm
In being coated with a floor height temperature antioxidation coating and being placed in the groove of above-mentioned ceramic pan base substrate, wherein ceramic pan base substrate bottom groove
Size more than nickel fibre three-dimensional network；Finally utilize ceramic glaze sealing-in bottom pottery mounting and ceramic pan base substrate one
Rise, obtain the ceramic pan base substrate that bottom comprises nickel fibre three-dimensional network；After being dried by base substrate, coat glaze at its outer surface,
120 DEG C are incubated 15 minutes, then according to ceramic pan base substrate ordinary sinter technique is placed in the roller kilns of 1250 DEG C sintering 1-2h, i.e.
Obtain magnetic conduction ceramic pot of the present invention.Owing to the size of groove is more than nickel fibre three-dimensional network, at nickel fibre three-dimensional network
Periphery define permanent space, it is to avoid because the thermal coefficient of expansion of nickel fibre three-dimensional network is much larger than ceramic material
The problem that the magnetic conduction ceramic pot caused in preparation process or repeatedly Electromagnetic Heating ftractures, complains and quarrel loudly during using；Additionally at nickel
Fibre three-dimensional network Surface coating one floor height temperature antioxidation coating, it is to avoid nickel fibre three-dimensional network in sintering process oxidized and
Cause the problems such as power fade.
Embodiment 3
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material is weighed: 45 parts of quartz, Kaolin 20 parts, clay 18 parts, potassium feldspar 10 parts, boric acid by mass fraction
3 parts, 2 parts of Talcum, aluminium oxide 2 parts；By raw material according to conventional ceramic blank preparation technology batch mixing ball milling → press filt → pugging, preparation
Go out ceramic batch；Then according to the ceramic blank doses needed for the parameter calculating such as the bottom size of ceramic pan 125mm, shape, thickness；
Ceramic batch is put into the bottom of plaster model for preparing ceramic pan, and wherein the bottom medium design of plaster model has one
More than the boss of the size of the anti-oxidation fever tablet of magnetic conduction, utilize milled head and plaster model roll forming, the ceramic blank in model
Ceramic pan base substrate with groove bottom material formation under pressure；Then in ferrimag and the sintered sheets of silver of diameter 90mm
Surface coating one floor height temperature antioxidation coating and be placed in the groove of above-mentioned ceramic pan base substrate, wherein at the bottom of ceramic pan base substrate
The size of portion's groove is more than ferrimag and the sintered sheets of silver；Finally utilize ceramic glaze at the bottom of pottery mounting and ceramic pan base substrate
Portion seals, and obtains the ceramic pan base substrate that bottom comprises the sintered sheets of ferrimag and silver；After base substrate is dried, outside it
Glaze is coated on surface, is incubated 15 minutes at 110 DEG C, then according to ceramic pan base substrate ordinary sinter technique is placed in the roller-way of 1250 DEG C
Kiln sinters 1-2h, i.e. obtains magnetic conduction ceramic pot of the present invention.Owing to the size of groove is more than ferrimag and the burning of silver
Sheeting, the periphery of sintered sheets at ferrimag and silver defines permanent space, it is to avoid because ferrimag and silver
The thermal coefficient of expansion of sintered sheets is the magnetic conduction ceramic pot that causes in preparation process or repeatedly Electromagnetic Heating much larger than ceramic material
The problem ftracture during use, complained and quarrel loudly；Additionally at ferrimag and the sintered sheets Surface coating one floor height temperature antioxidation coating of silver,
The sintered sheets avoiding ferrimag and silver is oxidized and cause the problems such as power fade in sintering process.
Embodiment 4
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material is weighed: 50 parts of quartz, Kaolin 17 parts, clay 18 parts, potassium feldspar 10 parts, boric acid by mass fraction
2 parts, 2 parts of Talcum, aluminium oxide 1 part；By raw material according to conventional ceramic blank preparation technology batch mixing ball milling → press filt → pugging, preparation
Go out ceramic batch；Then according to the ceramic blank doses needed for the parameter calculating such as the bottom size of ceramic pan 130mm, shape, thickness；
Ceramic batch is put into the bottom of plaster model for preparing ceramic pan, utilizes milled head and plaster model roll forming, mould
Ceramic batch in type forms ceramic pan base substrate under pressure, is becoming according to the size slightly larger than the anti-oxidation fever tablet of magnetic conduction
Bottom one groove of engraving of type ceramic body；Then at one layer of high-temp antioxidizing of Surface coating of nickel metallic plate of diameter 90mm
Layer is also placed in the groove of above-mentioned ceramic pan base substrate, and wherein the size of ceramic pan base substrate bottom groove is more than nickel metal
Plate；Finally utilize ceramic glaze to seal bottom pottery mounting and ceramic pan base substrate, obtain bottom and comprise nickel metallic plate
Ceramic pan base substrate；After being dried by base substrate, coat glaze at its outer surface, be incubated 15 minutes at 120 DEG C, then according to ceramic pan
Base substrate ordinary sinter technique is placed in the roller kilns of 1250 DEG C sintering 1-2h, i.e. obtains magnetic conduction ceramic pot of the present invention.By
In the size of groove more than nickel metallic plate, the periphery at nickel metallic plate defines permanent space, it is to avoid because nickel metal
Much larger than ceramic material, the magnetic conduction ceramic pot that causes in preparation process or repeatedly Electromagnetic Heating uses the thermal coefficient of expansion of plate
During the problem that ftractures, complain and quarrel loudly；Additionally it is coated with a floor height temperature antioxidation coating at nickel metal sheet surface, it is to avoid nickel metallic plate exists
In sintering process oxidized and cause the problems such as power fade.
Embodiment 5
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material is weighed: aluminium oxide 80 parts, 20 parts of cordierite glass powder by mass fraction；By raw material according to fine pottery
Porcelain blank preparation technology adds batch mixing ball milling after adhesive, prepares ceramic batch；Then according to the pottery of base diameter 140mm
Ceramic blank doses needed for the parameter calculating such as the bottom size of pot, shape, thickness；Ceramic batch is put into for preparing ceramic pan
The bottom of plaster model, wherein the bottom medium design of plaster model has a size more than the anti-oxidation fever tablet of magnetic conduction
Boss, utilizes milled head and plaster model roll forming, and the ceramic batch in model forms bottom belt groove under pressure
Ceramic pan base substrate；Then length of side 100mm, two sides scribble ferrimag and silver mixture film square ceramic sheet table
Bread cover a floor height temperature antioxidation coating and be placed in above-mentioned ceramic pan base substrate groove in, wherein recessed bottom ceramic pan base substrate
The size of groove is more than above-mentioned potsherd；Finally coat respectively bottom the upper surface and ceramic pan base substrate of the ceramic mounting dried
Glaze, is incubated 15 minutes at 110 DEG C, then aligns laminating, according to pottery bottom the pottery upper surface of mounting and ceramic pan base substrate
Porcelain pot base substrate ordinary sinter technique is placed in the roller kilns of 1250 DEG C sintering 1-2h, and in sintering process, glaze is pottery mounting and pottery
It is bonded together closely bottom porcelain pot base substrate, i.e. obtains magnetic conduction ceramic pot of the present invention.Owing to the size of groove is more than
Scribble ferrimag and the potsherd of silver mixture film, at the periphery of the potsherd scribbling ferrimag and silver mixture film
Define permanent space, it is to avoid because the thermal coefficient of expansion scribbling the potsherd of ferrimag and silver mixture film is remote
The magnetic conduction ceramic pot caused more than ceramic material in preparation process or repeatedly Electromagnetic Heating use during cracking, fryer
Problem；Additionally at described potsherd Surface coating one floor height temperature antioxidation coating, it is to avoid potsherd is oxidized in sintering process
And cause the problems such as power fade.
Embodiment 6
The preparation technology of a kind of magnetic conduction ceramic pot, mainly comprises the steps that
Ceramic pan matrix material: 2Y-ZrO is weighed by mass fraction2 40 parts, Al2O3 40 parts, low temperature glass additive 20 parts；Will
Raw material, according to fine ceramics blank preparation technology batch mixing ball milling, prepares ceramic batch；Then according to the ceramic pan bottom 150mm
Ceramic blank doses needed for the parameter calculating such as size, shape, thickness；Ceramic batch is put into the plaster mold for preparing ceramic pan
The bottom of type, utilizes milled head and plaster model roll forming, and the ceramic batch in model forms ceramic pan under pressure
Base substrate, according to the size slightly larger than the anti-oxidation fever tablet of magnetic conduction at the bottom of forming ceramic base substrate one groove of engraving；Then exist
The Surface coating one floor height temperature antioxidation coating of the nickel metallic plate of diameter 120mm is also placed in the groove of above-mentioned ceramic pan base substrate
In, wherein the size of ceramic pan base substrate bottom groove is more than nickel metallic plate；Finally at upper surface and the pottery of the ceramic mounting dried
Coat glaze bottom porcelain pot base substrate respectively, be incubated 15 minutes at 110 DEG C, then upper surface and the ceramic pan base substrate of pottery mounting
Bottom aligns laminating, is placed in the roller kilns of 1250 DEG C sintering 1-2h, sintering process according to ceramic pan base substrate ordinary sinter technique
Middle glaze is bonded together bottom pottery mounting and ceramic pan base substrate closely, i.e. obtains magnetic conduction ceramic of the present invention
Pot.Owing to the size of groove is more than nickel metallic plate, the periphery at nickel metallic plate defines permanent space, it is to avoid because nickel
The thermal coefficient of expansion of metallic plate is the magnetic conduction ceramic pot that causes in preparation process or repeatedly Electromagnetic Heating much larger than ceramic material
The problem ftracture during use, complained and quarrel loudly；Additionally it is coated with a floor height temperature antioxidation coating at nickel metal sheet surface, it is to avoid nickel metal
Plate is oxidized and cause the problems such as power fade in sintering process.
It is to be understood that, above-described embodiment is only that the detailed description of the invention to the present invention is described, not to this
The scope of invention is defined, and those skilled in the art the most also can do numerous modifications and variations, such as
Use other kinds of permeability magnetic material, use different sintering temperatures or use other ceramic pan matrix formulation, without departing from this
On the premise of invention design spirit, the various improvement that technical scheme is made by this area ordinary skill technical staff,
All should contain within the scope of the present invention.
Claims (10)
1. a magnetic conduction ceramic pot, it is characterised in that include the anti-oxidation fever tablet of ceramic pan matrix, magnetic conduction and pottery mounting；Institute
Stating ceramic pan base bottom band groove, the anti-oxidation fever tablet of described magnetic conduction is arranged in the groove of described ceramic pan base bottom,
The groove being smaller in size than described ceramic pan base bottom of the anti-oxidation fever tablet of described magnetic conduction；Described pottery mounting and described pottery
Pot base bottom connects and is enclosed in together, and the diameter of described pottery mounting is all consistent with described ceramic pan base bottom with composition；Described
The anti-oxidation fever tablet of magnetic conduction includes magnetic fever tablet and high-temp antioxidizing layer；Described high-temp antioxidizing layer is coated in described magnetic and sends out
Heat sink surface, forms airtight protecting film layer after sintering.
Magnetic conduction ceramic pot the most according to claim 1, it is characterised in that the anti-oxidation fever tablet of described magnetic conduction is be interconnected
Strip, lamellar, three-dimensional netted in one or more.
Magnetic conduction ceramic pot the most according to claim 2, it is characterised in that described high-temp antioxidizing layer include high heat conduction glass and
One or more in metal powder or metal-oxide.
Magnetic conduction ceramic pot the most according to claim 2, it is characterised in that described magnetic conduction anti-oxidation fever tablet ferrite stainless
One or more in steel, nickel, cobalt.
Magnetic conduction ceramic pot the most according to claim 1, it is characterised in that the anti-oxidation fever tablet of described magnetic conduction be ferrimag and
Silver sintered sheets or scribble ferrimag and silver mixture film potsherd.
Magnetic conduction ceramic pot the most according to claim 1, it is characterised in that described ceramic pan matrix material be aluminium oxide, quartz,
One or more mixture in zirconium oxide, cordierite, glass dust.
Magnetic conduction ceramic pot the most according to claim 1, it is characterised in that described ceramic pan matrix material component presses mass fraction
Including: quartz 30-50 part, Kaolin 17-24 part, clay 18-22 part, potassium feldspar 10-14 part, boric acid 2-3 part, Talcum 2-4 part,
Aluminium oxide 1-3 part.
8. according to the preparation technology of magnetic conduction ceramic pot described in any one of claim 1-7, it is characterised in that mainly include following step
Rapid:
(1) weigh ceramic pan matrix material, raw material is carried out abundant batch mixing ball milling → press filt → pugging, prepares ceramic pan matrix
Blank；
(2) by flow forming process by ceramic pan matrix with groove bottom the formation of ceramic pan matrix blank；
(3) preparation is less than the anti-oxidation fever tablet of magnetic conduction of ceramic pan base bottom groove size；
(4) one piece of certain thickness and the ceramic mounting consistent with ceramic pan base bottom diameter, composition is identical are prepared；
(5) the anti-oxidation fever tablet of magnetic conduction of step (3) gained is placed in ceramic pan base bottom groove, step (4) institute
The ceramic mounting and the ceramic pan base bottom that obtain seal, and obtain the ceramic pan base that bottom comprises the anti-oxidation fever tablet of magnetic conduction
Body；
(6) ceramic pan base substrate is dried, then coat glaze at ceramic pan base substrate outer surface；
(7) ceramic pan base substrate is placed in the sintering kiln roasting of uniform temperature, it is thus achieved that ganoid magnetic conduction ceramic pot.
The preparation technology of magnetic conduction ceramic pot the most according to claim 8, it is characterised in that roll forming described in step (2)
Technique is more than the boss of size of the anti-oxidation fever tablet of magnetic conduction at the bottom medium design one of common gypsum model, will be certain
The ceramic batch of quality puts into the bottom of plaster model, utilizes milled head and plaster model roll forming, the ceramic blank in model
Ceramic pan matrix with groove bottom material formation under pressure.
The preparation technology of magnetic conduction ceramic pot the most according to claim 8, it is characterised in that the ceramic pan base in step (2)
Body groove is to form at the bottom of forming ceramic base substrate engraving according to the size slightly larger than the anti-oxidation fever tablet of magnetic conduction.
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| CN201610655184.4A CN106235864A (en) | 2016-08-11 | 2016-08-11 | A kind of magnetic conduction ceramic pot and preparation technology thereof |
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| CN201610655184.4A CN106235864A (en) | 2016-08-11 | 2016-08-11 | A kind of magnetic conduction ceramic pot and preparation technology thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107397426A (en) * | 2017-06-14 | 2017-11-28 | 象牙弗隆泰克株式会社 | Sensing heating cooking container |
| CN108937608A (en) * | 2018-06-21 | 2018-12-07 | 湖北华强日用玻璃有限公司 | The processing technology of glass magnetic conducting and heating disk |
| CN108975881A (en) * | 2017-06-05 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Ceramic composition, ceramic pot body and its manufacturing method and cooking apparatus |
| CN113498967A (en) * | 2021-07-29 | 2021-10-15 | 潮州市善美新材料科技有限公司 | Composite-bottom magnetic conduction ceramic pot and manufacturing process thereof |
| CN114886298A (en) * | 2022-05-20 | 2022-08-12 | 慧迈材料科技(广东)有限公司 | Induction cooker heatable ceramic marmite and preparation method and application thereof |
| CN117689085A (en) * | 2024-02-01 | 2024-03-12 | 江苏镨赛精工科技有限公司 | Method and system for controlling molding and processing of composite material product |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108975881A (en) * | 2017-06-05 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Ceramic composition, ceramic pot body and its manufacturing method and cooking apparatus |
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| CN113498967B (en) * | 2021-07-29 | 2023-02-28 | 潮州市善美新材料科技有限公司 | Composite-bottom magnetic conduction ceramic pot and manufacturing process thereof |
| CN114886298A (en) * | 2022-05-20 | 2022-08-12 | 慧迈材料科技(广东)有限公司 | Induction cooker heatable ceramic marmite and preparation method and application thereof |
| CN117689085A (en) * | 2024-02-01 | 2024-03-12 | 江苏镨赛精工科技有限公司 | Method and system for controlling molding and processing of composite material product |
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