CN101349502B - Tunnel kiln for preparing microwave ferrite material - Google Patents
Tunnel kiln for preparing microwave ferrite material Download PDFInfo
- Publication number
- CN101349502B CN101349502B CN2008100682912A CN200810068291A CN101349502B CN 101349502 B CN101349502 B CN 101349502B CN 2008100682912 A CN2008100682912 A CN 2008100682912A CN 200810068291 A CN200810068291 A CN 200810068291A CN 101349502 B CN101349502 B CN 101349502B
- Authority
- CN
- China
- Prior art keywords
- degree
- temperature
- minute
- tunnel
- rate
- 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.)
- Active
Links
Images
Abstract
The invention discloses a tunnel kiln for the preparation of microwave ferrite material, which comprises an open kiln body, a microcomputer temperature control device and a delivery mechanism, wherein the delivery mechanism is located in the open kiln body, the open kiln body is provided with a heating element, and the heating temperature of the heating element is controlled by the microcomputer temperature control device. When the tunnel kiln for the preparation of microwave ferrite material in the invention sinters samples, the samples operate along the preset sintering curved line in the open kiln body, and each sample is sintered in the kiln under the same condition, thereby having excellent consistency, and not existing difference among furnaces.
Description
Technical field
The present invention relates to the Ferrite Material preparation and use equipment, relate in particular to a kind of tunnel kiln for preparing microwave ferrite material.
Background technology
At present, domestic sintered microwave ferrite all adopts batch-type furnace or bell jar stove.The batch-type furnace capacity is less, poor temperature uniformity, and the producer that adopts is few at present.The bell jar heat size is bigger, and temperature homogeneity is good, and the producer of employing is more and more, but exposes unsurmountable defective in large-scale production.Though bell jar stove good uniformity in this stove exists evident difference between this stove and next stove.Ferrite phase shifter for example, it inserts phase shift and exist evident difference between stove and stove.Therefore, the sintering technology of bell jar stove has brought many troubles for the batch process of phase shifter, circulator and isolator, because the finite capacity of bell jar stove needs to burn in batches, and it is all different that every batch of burning is come out, thereby this shortcoming is that bell jar stove sintering technology itself can't overcome.
Summary of the invention
The object of the present invention is to provide a kind of tunnel kiln for preparing microwave ferrite material of microwave ferrite sintering high conformity.
For achieving the above object, technical scheme of the present invention is:
A kind of tunnel kiln for preparing microwave ferrite material is provided; comprise open kiln body; the tunnel thorax that described cellar for storing things body is limited; microcomputer temperature control device and be positioned at the connecting gear of described tunnel thorax; described tunnel thorax is divided into low temperature binder removal district; high temperature sintering district and cooling area; low temperature binder removal section length is 370 centimetres; the high temperature sintering section length is 140 centimetres; cooling area length is 160 centimetres; be provided with heating element heater in the described tunnel thorax; described heating element heater is provided with the heating rod catch net outward; described microcomputer temperature control device is preset with the sintering curre data of the described heating element heater heating-up temperature of control; described sintering curre data comprise that the binder removal time of low temperature binder removal is 19 hours; temperature rises to 1300 degree; wherein heat up since 25 degree; 25 the degree to 400 the degree between heating rate be 1.04 the degree/minute; 6 hours times spent; 400 the degree to 1100 the degree between heating rate be 2.91 the degree/minute; 4 hours times spent; 1100 the degree to 1200 the degree between heating rate be 0.83 the degree/minute; 2 hours times spent; 1200 the degree to 1300 the degree between heating rate be 0.24 the degree/minute; 7 hours times spent; the sintering time in high temperature sintering district is 7 hours; temperature constant is at 1300 degree; the temperature fall time of cooling area is 7 hours; wherein 1300 the degree to 1100 the degree between rate of temperature fall be 3.33 the degree/minute; 1 hour time spent; 1100 the degree to 840 the degree between rate of temperature fall be 4.33 the degree/minute; 1 hour time spent; 840 the degree to 600 the degree between rate of temperature fall be 4 the degree/minute; 1 hour time spent; 600 the degree to 400 the degree between rate of temperature fall be 3.33 the degree/minute; 1 hour time spent; 400 the degree to 200 the degree between rate of temperature fall be 3.23 the degree/minute; 1 hour time spent; 200 the degree to 100 the degree between rate of temperature fall be 1.67 the degree/minute; 1 hour time spent; 100 the degree to 0 the degree between rate of temperature fall be 1.67 the degree/minute; 1 hour time spent, each sample that enters described tunnel thorax is under the identical condition in the tunnel thorax and is sintered.
Described open kiln body adopts poly-light brick of high alumina and the preparation of light-weight mullite brick.
Described heating element heater is a carbonization silicon heating rod.
Described open kiln body top is provided with chimney, and the bottom is provided with support.
Described connecting gear is manual connecting gear or autotransmitter structure.
Described manual connecting gear comprises handle and pushing plate, by the motion of handle control driving-belt.
Described microcomputer temperature control device is a KST-33-15 type temperature controller.
During tunnel kiln for preparing microwave ferrite material sintered sample of the present invention, sample moves along pre-set sintering curre in open kiln body, each sample is in to be sintered under the identical condition in kiln and forms, thereby uniformity is better, does not have the difference between stove and the stove.
Description of drawings
Fig. 1 is a tunnel kiln for preparing microwave ferrite material structural representation of the present invention;
Fig. 2 is the microwave ferrite sintering curre.
The primary clustering symbol description
1, handle 2, tunnel thorax 3, Yao Bi
4, support 5, chimney 6, heating rod catch net
7, carbonization silicon heating rod 8, KST-33-15 type temperature controller
9, pushing plate
The specific embodiment
See also Fig. 1, tunnel kiln for preparing microwave ferrite material, comprise open kiln body, KST-33-15 type temperature controller 8 and manual connecting gear, open kiln body top is provided with chimney 5, the bottom is provided with support 4, open kiln body comprises tunnel thorax 2 and kiln wall 3, the kiln wall adopts poly-light brick of high alumina and the preparation of light-weight mullite brick, manually connecting gear comprises handle 1 and pushing plate 9, motion by handle control driving-belt, pushing plate is positioned at tunnel thorax 2, handle 1 is positioned at outside the tunnel thorax 2, and open kiln body is divided into low temperature binder removal district, high temperature sintering district and cooling area, low temperature binder removal section length is 370 centimetres, the high temperature sintering section length is 140 centimetres, and cooling area length is 160 centimetres; Be provided with carbonization silicon heating rod 7 in the open kiln body, carbonization silicon heating rod is provided with heating rod catch net 6 outward, and the heating-up temperature of carbonization silicon heating rod is by 8 controls of KST-33-15 type temperature controller.
KST-33-15 type temperature controller, by the controllable silicon power supply, the temperature control accuracy can be in ± 1 ℃.
If manual connecting gear is replaced with the automation connecting gear, can also further improve consistency of product.
The kiln wall material adopts poly-light brick of one-level high alumina and light-weight mullite brick, high insulating effect, and temperature is even in the stove.Heating element heater adopts the SIC heating rod, and the barred body heating evenly.Because there is the temperature difference in the obstruct of pushing plate between the group up and down, even for making in the same cross section of open kiln body temperature, will organize heater down and improve 25 ℃ of temperature, make open kiln body central portion temp uniformity like this.
The microwave ferrite preparation method:
Before kiln begins to burn, earlier sintering curre is as shown in Figure 2 imported microcomputer, the ferrite sample of forming is put into the sintering alms bowl, pendulum is in the centre near alms bowl as far as possible, pushed ahead an alms bowl every one hour then, sample to be burnt is covered the whole process of tunnel cave, and sample is promptly accused sintering and finished.
Claims (7)
1. a tunnel kiln for preparing microwave ferrite material is characterized in that, comprising:
Tunnel thorax, microcomputer temperature control device that open kiln body, described cellar for storing things body are limited and the connecting gear that is positioned at described tunnel thorax;
Described tunnel thorax is divided into low temperature binder removal district, high temperature sintering district and cooling area, and low temperature binder removal section length is 370 centimetres, and the high temperature sintering section length is 140 centimetres, and cooling area length is 160 centimetres;
Be provided with heating element heater in the described tunnel thorax, described heating element heater is provided with the heating rod catch net outward, and described microcomputer temperature control device is preset with the sintering curre data of the described heating element heater heating-up temperature of control;
Described sintering curre data comprise:
The binder removal time of low temperature binder removal is 19 hours, temperature rises to 1300 degree, wherein heat up since 25 degree, 25 degree to heating rate between 400 degree be 1.04 degree/minute, 6 hours times spent, 400 the degree to 1100 the degree between heating rate be 2.91 the degree/minute, 4 hours times spent, 1100 the degree to 1200 the degree between heating rate be 0.83 the degree/minute, 2 hours times spent, 1200 the degree to 1300 the degree between heating rate be 0.24 the degree/minute, 7 hours times spent;
The sintering time in high temperature sintering district is 7 hours, and temperature constant is at 1300 degree;
The temperature fall time of cooling area is 7 hours, wherein 1300 the degree to 1100 the degree between rate of temperature fall be 3.33 the degree/minute, 1 hour time spent, 1100 the degree to 840 the degree between rate of temperature fall be 4.33 the degree/minute, 1 hour time spent, 840 the degree to 600 the degree between rate of temperature fall be 4 the degree/minute, 1 hour time spent, 600 the degree to 400 the degree between rate of temperature fall be 3.33 the degree/minute, 1 hour time spent, 400 the degree to 200 the degree between rate of temperature fall be 3.23 the degree/minute, 1 hour time spent, 200 the degree to 100 the degree between rate of temperature fall be 1.67 the degree/minute, 1 hour time spent, 100 the degree to 0 the degree between rate of temperature fall be 1.67 the degree/minute, 1 hour time spent;
Each sample that enters described tunnel thorax is under the identical condition in the tunnel thorax and is sintered.
2. tunnel kiln for preparing microwave ferrite material according to claim 1 is characterized in that: described open kiln body adopts poly-light brick of high alumina and the preparation of light-weight mullite brick.
3. tunnel kiln for preparing microwave ferrite material according to claim 1 is characterized in that: described heating element heater is a carbonization silicon heating rod.
4. tunnel kiln for preparing microwave ferrite material according to claim 1 is characterized in that: described open kiln body top is provided with chimney, and the bottom is provided with support.
5. tunnel kiln for preparing microwave ferrite material according to claim 1 is characterized in that: described connecting gear is manual connecting gear or autotransmitter structure.
6. tunnel kiln for preparing microwave ferrite material according to claim 5 is characterized in that: described manual connecting gear comprises handle and pushing plate, by the motion of handle control driving-belt.
7. tunnel kiln for preparing microwave ferrite material according to claim 1 is characterized in that: described microcomputer temperature control device is a KST-33-15 type temperature controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100682912A CN101349502B (en) | 2008-07-04 | 2008-07-04 | Tunnel kiln for preparing microwave ferrite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100682912A CN101349502B (en) | 2008-07-04 | 2008-07-04 | Tunnel kiln for preparing microwave ferrite material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101349502A CN101349502A (en) | 2009-01-21 |
| CN101349502B true CN101349502B (en) | 2010-10-20 |
Family
ID=40268380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100682912A Active CN101349502B (en) | 2008-07-04 | 2008-07-04 | Tunnel kiln for preparing microwave ferrite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101349502B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243020A (en) * | 2011-05-04 | 2011-11-16 | 成都晶元新材料技术有限公司 | Continuous type microwave auxiliary sintering furnace and method |
| CN104154742A (en) * | 2014-09-03 | 2014-11-19 | 江苏宇达环保科技股份有限公司 | SCR fully-automatic temperature control roller electrical kiln |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679412A (en) * | 2016-12-30 | 2017-05-17 | 重庆凌达磁材科技有限公司 | Temperature control type full-automatic two-layer electric heating roller kiln |
-
2008
- 2008-07-04 CN CN2008100682912A patent/CN101349502B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102243020A (en) * | 2011-05-04 | 2011-11-16 | 成都晶元新材料技术有限公司 | Continuous type microwave auxiliary sintering furnace and method |
| CN104154742A (en) * | 2014-09-03 | 2014-11-19 | 江苏宇达环保科技股份有限公司 | SCR fully-automatic temperature control roller electrical kiln |
| CN104154742B (en) * | 2014-09-03 | 2016-04-13 | 江苏宇达环保科技股份有限公司 | A kind of SCR Full-automatic temp-control roller rod electrical kiln |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101349502A (en) | 2009-01-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102517624A (en) | Multi-segment temperature control crystal growing furnace | |
| CN101349502B (en) | Tunnel kiln for preparing microwave ferrite material | |
| CN104729293A (en) | Flowing atmosphere hot/cold impact sintering resistance furnace | |
| CN109867433B (en) | Efficient screening system and method for glass components | |
| CN208949130U (en) | A kind of quartz glass plate continuous induction melting furnace of homogeneous heating | |
| CN107976061A (en) | A kind of vertical ceramic firing heating unit of continous way and heating means | |
| CN103716923B (en) | A kind of ceramic electric heating heating carrier and preparation method thereof | |
| CN110220380A (en) | A kind of use for laboratory high throughput vacuum heat treatment furnace | |
| CN201476536U (en) | Sintering furnace | |
| CN102226644B (en) | High-temperature sintering push plate kiln capable of working continuously | |
| CN103134319A (en) | Process of silver alloy intermediate frequency smelting of furnace graphite crucible | |
| CN204574785U (en) | Flowing atmosphere thermal shock sintering resistance furnace | |
| CN101157545A (en) | Method for doping polycrystalline alumina ceramics | |
| CN101420801A (en) | Graphite electrode with quasi-ultra-high power | |
| CN101701853B (en) | Method for measuring heat treatment degree by judging final temperature of thermal kiln furnace | |
| CN100489162C (en) | Falling crucible method growth process for lead molybdate single crystal | |
| WO1993016571A1 (en) | Microwave processing materials | |
| CN103673601A (en) | Heterogeneous multi-layer crucible | |
| CN203820923U (en) | Zirconia ceramic tile for thermal-insulation layer of sapphire furnace | |
| CN207922844U (en) | A kind of vertical ceramic firing heating device of continous way | |
| CN203177679U (en) | Multidirectional temperature control device used for sintering furnace | |
| CN101125681A (en) | Method for preparing partly stable zirconium dioxide | |
| CN211290997U (en) | Single-channel vertical heating furnace | |
| CN202829804U (en) | Preparation furnace for optical glass | |
| CN102849919A (en) | Optical glass preparation furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Shekou Shao Di Road No. 1 Chiwan Industrial Park E building two floor Patentee after: Shenzhen Huayang Communication Technology Co., Ltd. Address before: Nanshan District Xili Town, Shenzhen city Guangdong province 518000 new village Wang Tong Industrial Zone 25 Building 5 North Building Patentee before: Shenzhen Huayang Communication Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: HUAYANG TECHNOLOGY DEVELOPMENT CO., LTD. Free format text: FORMER NAME: SHENZHEN HUAYANG COMMUNICATION TECHNOLOGY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee after: Shenzhen Hua Yang Communications, Inc Address before: 518000 Guangdong city of Shenzhen province Nanshan District Shekou Shao Di Road No. 1 Chiwan Industrial Park E building two floor Patentee before: Shenzhen Huayang Communication Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN HUAYANG COMMUNICATION TECHNOLOGY CO., LTD Free format text: FORMER NAME: HUAYANG TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee after: Shenzhen Huayang Communication Technology Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Chiwan Shekou Shao Di Road No. 1 Chiwan Industrial Park E Building 1 floor Patentee before: Shenzhen Hua Yang Communications, Inc |