CN114750265A - Ceramic rolling device and method - Google Patents
Ceramic rolling device and method Download PDFInfo
- Publication number
- CN114750265A CN114750265A CN202210378844.4A CN202210378844A CN114750265A CN 114750265 A CN114750265 A CN 114750265A CN 202210378844 A CN202210378844 A CN 202210378844A CN 114750265 A CN114750265 A CN 114750265A
- Authority
- CN
- China
- Prior art keywords
- ceramic
- carbon
- roller
- felt
- rolling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 122
- 238000005096 rolling process Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 100
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 92
- 239000004744 fabric Substances 0.000 claims abstract description 41
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 25
- 238000010030 laminating Methods 0.000 claims abstract description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 27
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 26
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 9
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 229910002113 barium titanate Inorganic materials 0.000 claims description 5
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000416 bismuth oxide Inorganic materials 0.000 claims description 5
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 5
- 239000000463 material Substances 0.000 abstract description 10
- 238000005245 sintering Methods 0.000 description 8
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000003279 ceramming Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052575 non-oxide ceramic Inorganic materials 0.000 description 2
- 239000011225 non-oxide ceramic Substances 0.000 description 2
- 229910052574 oxide ceramic Inorganic materials 0.000 description 2
- 239000011224 oxide ceramic Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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
- B28B3/12—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material
- B28B3/126—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein one or more rollers exert pressure on the material on material passing directly between the co-operating rollers
-
- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
-
- 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
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0004—Devices wherein the heating current flows through the material to be heated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2001/00—Composition, conformation or state of the charge
- F27M2001/15—Composition, conformation or state of the charge characterised by the form of the articles
- F27M2001/1504—Ceramic articles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/04—Sintering
Abstract
The embodiment of the invention discloses a ceramic rolling device and a method, comprising the following steps: the ceramic laminating piece pressing device comprises a roller press comprising a first pressing roller and a second pressing roller, and a power supply for heating the ceramic laminating piece in an electrified mode, wherein a gap between the first pressing roller and the second pressing roller is used for placing ceramic so as to roll the ceramic laminating piece heated in the electrified mode in an opening state of the roller press. The conductive heating materials such as the carbon felt and the carbon cloth are heated by electrifying, and the materials arranged inside are heated, so that the aim of quickly heating the ceramic by using a very simple device and steps is fulfilled, and the ceramic can be quickly heated to the temperature capable of plastic deformation within a few seconds.
Description
Technical Field
The embodiment of the invention relates to the technical field of materials, in particular to a ceramic rolling device and a method.
Background
Ceramic materials are materials frequently used in daily production, and ceramics have relatively high melting points, so that plastic deformation of the ceramics needs to be heated to a temperature close to the melting point, for example, the ceramics is subjected to plastic deformation processing such as hot stamping, hot extrusion and the like in a high-temperature furnace. A
However, many ceramic materials lack the ability to be plastically deformed at room temperature due to intrinsic characteristics such as chemical bonds of the materials, and cannot be processed like metal by rolling or the like, and thus, it is necessary to rapidly heat and roll the ceramic using equipment such as a high-temperature furnace, and the processing of the ceramic materials is limited.
Disclosure of Invention
The embodiment of the invention provides a ceramic rolling device and a method.
A ceramic rolling device comprising: the ceramic laminating piece pressing device comprises a roller press comprising a first pressing roller and a second pressing roller, and a power supply for heating the ceramic laminating piece in an electrified mode, wherein a gap between the first pressing roller and the second pressing roller is used for placing ceramic so as to roll the ceramic laminating piece heated in the electrified mode in an opening state of the roller press.
Further, a ceramic is placed between carbon cloths or carbon felts, and then a carbon cloth or carbon felt containing a ceramic is placed between alumina felts to form a ceramic laminate.
Further, the positive electrode and the negative electrode of the power supply are respectively connected with carbon cloth or carbon felt on two sides of the ceramic in the ceramic laminated piece.
Further, the size of the alumina felt is larger than that of the carbon cloth or the carbon felt so that the ceramic does not contact the first press roller and the second press roller when the rolling is performed.
Further, the first pressing roller and the second pressing roller are silicon nitride rollers or aluminum oxide rollers.
Further, the gap distance between the first press roller and the second press roller is 0-5mm, and the length is 50-150 mm.
A ceramic rolling method is applied to the ceramic rolling device, wherein the ceramic rolling method comprises the following steps:
placing ceramic between carbon cloth or carbon felt, and then placing the carbon cloth or carbon felt containing the ceramic between alumina felts to form a ceramic laminated piece;
placing the ceramic laminated piece in a gap between the first compression roller and the second compression roller, and starting a power supply to electrify and heat the carbon cloth or the carbon felt;
and starting the roller press when the temperature of the carbon cloth or the carbon felt reaches a preset temperature, and extruding the ceramic laminated piece.
Further, the method also comprises the following steps: the rotational speed of the roller press during the pressing of the ceramic laminate is 0 to 20 revolutions per minute.
Further, the ceramic in the ceramic laminate is at least one of, for example, zirconia, alumina, bismuth oxide, barium titanate, silicon nitride, or silicon carbide.
Further, still include: the heating temperature is changed by adjusting the thickness and the size of the carbon cloth/carbon felt or the size of the electrified current.
The embodiment of the invention has the beneficial effects that: the invention relates to a rapid sintering method, namely a method for heating conductive heating materials such as carbon felt and carbon cloth by electrifying and heating the materials arranged inside. The rapid sintering method can realize the heating of the carbon felt/carbon cloth only by adding a direct current power supply at two ends of the carbon cloth/carbon felt and loading current. Different heating temperatures can be obtained by adjusting the resistance (by adjusting the size and the thickness) and the current of the carbon cloth/carbon felt. It has achieved sintering of oxide ceramics (such as zirconia, alumina, bismuth oxide, etc.), multi-component ceramics (such as barium titanate, etc.) and non-oxide ceramics (such as silicon nitride, silicon carbide, etc.), rapid densification of the ceramics from the green, and pyrolysis of precursor ceramics (such as SiCO), rapid ceramming of the polymer. The invention utilizes the rapid sintering technology to realize the purpose of rapidly heating the ceramic by using very simple devices and steps, so that the ceramic can be rapidly heated to the temperature capable of plastic deformation within a few seconds.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a ceramic rolling device according to an embodiment of the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
As shown in fig. 1, a ceramic rolling apparatus includes: the ceramic laminating piece pressing device comprises a roller press comprising a first pressing roller and a second pressing roller, and a power supply for heating the ceramic laminating piece in an electrified mode, wherein a gap between the first pressing roller and the second pressing roller is used for placing ceramic so as to roll the ceramic laminating piece heated in the electrified mode in an opening state of the roller press.
In this embodiment, a ceramic is placed between carbon cloths or carbon felts, and then carbon cloths or carbon felts containing the ceramic are placed between alumina felts to form a ceramic laminate. And respectively connecting the positive electrode and the negative electrode of a power supply with carbon cloth or carbon felt on two sides of the ceramic in the ceramic laminated piece. The size of the alumina felt is larger than that of the carbon cloth or the carbon felt, so that the ceramic does not contact with the first pressing roller and the second pressing roller when the ceramic is pressed.
In this embodiment, during the rolling process, the ceramic placed vertically is rolled by the front and rear two rolls. Wherein the distance between two rollers of the precise roller press is 0-5mm, and the precision is +/-0.1 mm; the length of the press roll is 50-150 mm. The first press roller and the second press roller are made of insulating ceramics, such as silicon nitride rollers or aluminum oxide rollers, and the dimensional accuracy is +/-0.02 mm. The rotating speed of the roller press is 0-20 r/min. If large or thick ceramic products need to be rolled, the size of the ceramic products needs to be matched, the length of the press roll, the distance between the press rolls, the power of the roller press and the like need to be enlarged, and the parameters such as the size precision of the press roll and the like need to be adjusted.
The embodiment of the invention also provides a ceramic rolling method, which is applied to the ceramic rolling device, wherein the ceramic rolling method comprises the following steps:
firstly, placing ceramic between carbon cloth or carbon felt, and then placing the carbon cloth or carbon felt containing the ceramic between alumina felts to form a ceramic laminated piece;
secondly, placing the ceramic laminated part in a gap between the first compression roller and the second compression roller, and turning on a power supply to electrify and heat the carbon cloth or the carbon felt;
and step three, starting a roller press when the temperature of the carbon cloth or the carbon felt reaches a preset temperature, and extruding the ceramic laminated piece.
Specifically, the method further comprises the following steps in the rolling process: the rotational speed of the roller press during the pressing of the ceramic laminate is 0 to 20 revolutions per minute. Wherein the ceramic in the ceramic laminated member is at least one of zirconia, alumina, bismuth oxide, barium titanate, silicon nitride or silicon carbide. The heating temperature is changed by adjusting the thickness and the size of the carbon cloth/carbon felt or the size of the electrified current.
It should be noted that the ceramic is placed between two carbon cloths or carbon felts and then between two alumina felts with larger size, so that the carbon cloths or carbon felts do not directly contact the ceramic roller. Then the laminated structure of the alumina felt-carbon cloth (carbon felt) -ceramic piece-carbon cloth (carbon felt) -alumina felt is integrally placed between two ceramic rollers of a roller press, and the distance between the press rollers is adjusted to enable the press rollers to contact with the press rollers. And then electrifying the carbon cloth or the carbon felt, and rapidly heating the carbon cloth or the carbon felt so as to control the heating speed and the final temperature by the magnitude of the applied current. And starting the roller press to extrude and slowly push the laminated structure of the alumina felt-carbon cloth (carbon felt) -ceramic piece-carbon cloth (carbon felt) -alumina felt. The distance between the two rollers is slowly adjusted to be smaller according to the requirement, so that the ceramic plate obtains larger plastic deformation. And stopping the rotation of the compression roller. And the current for heating the carbon cloth or the carbon felt is cut off. And waiting for the temperature to be reduced to be close to the room temperature, and taking out the ceramic component.
The embodiment of the invention relates to a rapid sintering method, namely a method for heating conductive heating materials such as carbon felt and carbon cloth by electrifying and heating the materials arranged inside. The rapid sintering method can realize the heating of the carbon felt/carbon cloth only by adding a direct current power supply at two ends of the carbon cloth/carbon felt and loading current. Different heating temperatures can be obtained by adjusting the resistance (by adjusting the size and the thickness) and the current of the carbon cloth/carbon felt. It has achieved sintering of oxide ceramics (such as zirconia, alumina, bismuth oxide, etc.), multi-component ceramics (such as barium titanate, etc.) and non-oxide ceramics (such as silicon nitride, silicon carbide, etc.), rapid densification of the ceramics from the green, and pyrolysis of precursor ceramics (such as SiCO), rapid ceramming of the polymer. The invention utilizes the rapid sintering technology to realize the purpose of rapidly heating the ceramic by using very simple devices and steps, so that the ceramic can be rapidly heated to the temperature capable of plastic deformation within a few seconds.
Example 1
And (3) rolling the vertically placed ceramic by using a front press roller and a rear press roller in the ceramic rolling device. The material of the press roll is silicon nitride ceramics, and the size precision is +/-0.02 mm. The distance between the two rollers of the roller press is adjustable and is 0-5mm, and the precision is +/-0.1 mm. The length of the press roll is 100 mm. The rotating speed of the roller press is 0-10 r/min. Wherein, the ceramic to be rolled is a zirconia ceramic plate, and the purpose is to roll the zirconia ceramic plate to generate plastic deformation, reduce the thickness and change the length and the width along with the plastic deformation. The specific method comprises the following steps:
1. the zirconia is placed between two carbon cloths and then between two alumina felts with larger size, so that the carbon cloths can not directly contact the ceramic roller. The size of the zirconia plate is 10 multiplied by 1 multiplied by 100 mm; the carbon cloth has the width of 20mm and the length of 150mm and can wrap the zirconia plate; the width of the alumina felt is 40 mm.
2. The laminated structure of alumina felt-carbon cloth-zirconia ceramic plate-carbon cloth-alumina felt is integrally placed between two ceramic rollers of a roller press, and the distance between the press rollers is adjusted to enable the press rollers to contact with the press rollers.
3. The carbon cloth was electrified, and a current of 20A was applied thereto, and the state of light emission and heat generation of the carbon cloth was observed through the alumina felt. The temperature was observed with an infrared thermometer to be approximately 1400 ℃. And starting the roller press to extrude and slowly push the laminated structure of the alumina felt-carbon cloth-zirconia ceramic plate-carbon cloth-alumina felt.
4. The distance between the two rollers is slowly adjusted to be smaller according to the requirement, so that the zirconia ceramic plate obtains larger plastic deformation.
5. And stopping the rotation of the press roller. And the current for heating the carbon cloth is cut off. And (5) waiting for the temperature to be reduced to be close to the room temperature, and taking out the rolled and thinned zirconia ceramic plate.
The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and embellishments can be made without departing from the principle of the present invention, and these should also be construed as the scope of the present invention.
Claims (10)
1. A ceramic rolling apparatus, comprising: the ceramic laminating piece pressing device comprises a roller press comprising a first pressing roller and a second pressing roller, and a power supply for heating the ceramic laminating piece in an electrified mode, wherein a gap between the first pressing roller and the second pressing roller is used for placing ceramic so as to roll the ceramic laminating piece heated in the electrified mode in an opening state of the roller press.
2. Ceramic rolling apparatus as claimed in claim 1 wherein the ceramic is placed between carbon cloths or carbon felts and carbon cloths or carbon felts containing the ceramic are placed between alumina felts to form a ceramic laminate.
3. Ceramic rolling apparatus as claimed in claim 2 wherein the positive and negative poles of the power supply are connected to carbon cloths or carbon felts on either side of the ceramic in the ceramic laminate.
4. A ceramic rolling apparatus according to claim 1 or claim 2 wherein the alumina felt is of a size greater than the carbon cloth or carbon felt so that the ceramic does not contact the first and second rolls when the rolling is performed.
5. The rolling device according to claim 1, wherein the first and second pressing rollers are silicon nitride rollers or alumina rollers.
6. The rolling device according to claim 1, wherein the gap interval between the first and second rolls is 0 to 5mm and the length is 50 to 150 mm.
7. A ceramic rolling method applied to the ceramic rolling device according to claim 1, wherein the ceramic rolling method comprises:
placing ceramic between carbon cloth or carbon felt, and then placing the carbon cloth or carbon felt containing the ceramic between alumina felts to form a ceramic laminated piece;
placing the ceramic laminated piece in a gap between the first compression roller and the second compression roller, and turning on a power supply to electrify and heat the carbon cloth or the carbon felt;
and starting the roller press when the temperature of the carbon cloth or the carbon felt reaches a preset temperature, and extruding the ceramic laminated piece.
8. The ceramic rolling method according to claim 7, further comprising: the rotational speed of the roller press during the pressing of the ceramic laminate is 0 to 20 revolutions per minute.
9. The ceramic rolling method according to claim 7, wherein the ceramic in the ceramic laminate is at least one of zirconia, alumina, bismuth oxide, barium titanate, silicon nitride or silicon carbide.
10. The ceramic rolling method according to claim 7, further comprising: the heating temperature is changed by adjusting the thickness and the size of the carbon cloth/carbon felt or the size of the electrified current.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210378844.4A CN114750265B (en) | 2022-04-12 | 2022-04-12 | Ceramic rolling device and method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210378844.4A CN114750265B (en) | 2022-04-12 | 2022-04-12 | Ceramic rolling device and method |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114750265A true CN114750265A (en) | 2022-07-15 |
CN114750265B CN114750265B (en) | 2024-03-19 |
Family
ID=82328353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210378844.4A Active CN114750265B (en) | 2022-04-12 | 2022-04-12 | Ceramic rolling device and method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114750265B (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3257268A (en) * | 1962-02-13 | 1966-06-21 | Mead Corp | Paper pressing process and apparatus utilizing water receiving belt |
US20090160105A1 (en) * | 2006-07-06 | 2009-06-25 | Plansee Se | Process for Producing an Extruded Shaped Body |
CN206030712U (en) * | 2016-07-05 | 2017-03-22 | 日志动力传送***(上海)有限公司 | A production facility for conveyer belt |
CN109468480A (en) * | 2018-11-26 | 2019-03-15 | 太原理工大学 | The method that the vacuum canning rolling of impulse electric field auxiliary prepares metal-base composites |
CN112404449A (en) * | 2020-10-23 | 2021-02-26 | 中国科学技术大学 | Device and method for continuously synthesizing powder material based on thermal shock |
-
2022
- 2022-04-12 CN CN202210378844.4A patent/CN114750265B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3257268A (en) * | 1962-02-13 | 1966-06-21 | Mead Corp | Paper pressing process and apparatus utilizing water receiving belt |
US20090160105A1 (en) * | 2006-07-06 | 2009-06-25 | Plansee Se | Process for Producing an Extruded Shaped Body |
CN206030712U (en) * | 2016-07-05 | 2017-03-22 | 日志动力传送***(上海)有限公司 | A production facility for conveyer belt |
CN109468480A (en) * | 2018-11-26 | 2019-03-15 | 太原理工大学 | The method that the vacuum canning rolling of impulse electric field auxiliary prepares metal-base composites |
CN112404449A (en) * | 2020-10-23 | 2021-02-26 | 中国科学技术大学 | Device and method for continuously synthesizing powder material based on thermal shock |
Also Published As
Publication number | Publication date |
---|---|
CN114750265B (en) | 2024-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1031338C (en) | Non-reducing dielectric ceramic composition | |
US20090122462A1 (en) | Electronic Device, Multilayer Ceramic Capacitor and the Production Method Thereof | |
JP5499537B2 (en) | Electrode manufacturing apparatus and electrode manufacturing method | |
CA2463861A1 (en) | Electrically conductive heated glass panel assembly, control system, and method for producing panels | |
EP3248956A1 (en) | Silicon nitride sintered compact having high thermal conductivity, silicon nitride substrate and silicon nitride circuit substrate using same, and semiconductor device | |
CN102922828A (en) | Composite board of copper-foil-bonded ceramic substrate and preparation method of composite board | |
CN114750265B (en) | Ceramic rolling device and method | |
GB1576031A (en) | Machine and method for poling films of pyroelectric and piezoelectric material | |
JPWO2005117040A1 (en) | Electronic component, multilayer ceramic capacitor, and method for manufacturing the same | |
KR101931018B1 (en) | Manufacturing method of electrode and manufacturing apparatus of electrode | |
TW558727B (en) | Manufacturing method of ceramic electronic components and its manufacturing equipment | |
CN101570321A (en) | Method for preparing BixSbyTe(3-z) thermoelectric material with high performance and nano structure | |
JP2007039755A (en) | Composite metal powder, manufacturing method therefor, electroconductive paste, method for manufacturing electronic parts, and electronic parts | |
CN109020556B (en) | Preparation method of boron nitride insulating heat dissipation film based on mixed sintering | |
JP4154787B2 (en) | Hybrid sintering apparatus and method | |
CN113437208B (en) | Method for preparing thermoelectric thick film | |
JP2002231570A (en) | Multilayer electronic component and its manufacturing method | |
CN110563460A (en) | Large-size preparation method of sensitive element material for pyroelectric sensor | |
JP4631110B2 (en) | Ceramic green sheet manufacturing equipment | |
US11963447B2 (en) | Method for preparing thermoelectric thick film | |
US6399012B1 (en) | Production of passive devices | |
CN214925352U (en) | Heatable roughing mill for manufacturing semiconductor ceramic wafer | |
JP2010118272A (en) | Heater unit | |
Holt et al. | Electrode attachment, aging and thermal-cycling characteristics of yttria-based thermistors | |
CN116497206A (en) | Composite material selective heat treatment equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |