CN202792941U - High-temperature rotary sintering furnace - Google Patents
High-temperature rotary sintering furnace Download PDFInfo
- Publication number
- CN202792941U CN202792941U CN201220440362.9U CN201220440362U CN202792941U CN 202792941 U CN202792941 U CN 202792941U CN 201220440362 U CN201220440362 U CN 201220440362U CN 202792941 U CN202792941 U CN 202792941U
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- transmission shaft
- power transmission
- double
- bearing platform
- swivel bearing
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Abstract
The utility model discloses a high-temperature rotary sintering furnace which comprises a furnace body, a lower sealing head, a reaction chamber and a rotary supporting device; the rotary supporting device comprises a driving motor, a transmission shaft and a rotary supporting table; both the transmission shaft and the rotary supporting table adopt a double-layer structure capable of being filled with cooling fluid; an external circulating cooling system is used for continuously injecting the cooling fluid into the double-layer transmission shaft and the double-layer rotary supporting table through an inlet, and the high-temperature cooling fluid (in the furnace) heated by radiation is drained through an outlet, so that the purpose of cooling the transmission shaft and the rotary supporting table is achieved. The transmission shaft and the rotary supporting table are improved by adopting the double-layer structure, thereby ensuring the continuous normal work of the transmission shaft and the rotary supporting table in the sintering furnace at high temperature.
Description
Technical field
The utility model relates to a kind of whirl-sintering furnace, is specifically related to a kind of High Temperature Rotating sintering furnace of realizing vacuum and atmosphere protection high temperature whirl-sintering.
Background technology
Development along with science and technology, national defense industry field and sciemtifec and technical sphere are more and more higher to the performance requirement of material, in the research and production of new material, extensively use various extraordinary industrial furnaces, high temperature sintering furnace is exactly wherein to use more a kind ofly, can satisfy the needs in the fields such as semiconductor, metallurgy, electronics, machinery, chemical industry, Hardmetal materials, special material.In recent years the high temperature sintering of various materials is processed, such as the superhigh temperature graphitization processing, the metal alloy sintering, metal powder sintered, the rare earth material sintering, sintering magnetic materials, the ceramic material sintering, space flight and aviation special material sintering, Hardmetal materials etc. are more and more higher to the temperature requirement that carries out sintering, maximum operation (service) temperature can reach degree more than 2000 in the vacuum drying oven, uses swivel bearing platform and the rotating shaft of common material manufacturing all can't work in stove; A lot of materials need to vacuumize or pass into inert protective gas when carrying out high-temperature process, therefore double-deck power transmission shaft and low head be sealed and matched very crucial.Product is also more and more higher in the requirement to temperature homogeneity of high temperature section simultaneously, and it is inhomogeneous that product processes agglomerated material because inequality or the process gas concentration in stove of being heated is different, affects product quality.
Therefore, be necessary existing agglomerating plant is further improved, to satisfy instructions for use.
The utility model content
The purpose of this utility model is a kind of High Temperature Rotating sintering furnace of realizing vacuum and atmosphere protection high temperature whirl-sintering of design; can satisfy new material processing to the requirement of higher sintering temperature; make simultaneously material in sintering process, continue rotation, allow it be heated evenly, improve the quality of products.
The utility model solves the problems of the technologies described above the technical scheme that adopts: the High Temperature Rotating sintering furnace comprises body of heater, low head, reative cell, supporting device for sluing mechanisms; Described supporting device for sluing mechanisms comprises drive motors, power transmission shaft and swivel bearing platform; Described power transmission shaft is for can lead to the double-deck power transmission shaft of cooling fluid, and an end is connected with described swivel bearing platform in the described power transmission shaft reative cell, and the other end of described power transmission shaft is provided with the import and export of cooling fluid; Described swivel bearing platform is for can lead to the double-decker of cooling fluid; The cooling passage of described power transmission shaft is connected with the cooling passage of described swivel bearing platform, the outer loop cooling system does not stop to inject double-deck power transmission shaft and supporting turntable with cooling fluid by import, discharge by outlet by the high temperature coolant behind the radiant temperature in the stove, reach the purpose to power transmission shaft and the cooling of swivel bearing platform.
As further improvement of the utility model, institute tells and is provided with the one layer of heat preservation thermal insulation layer on the swivel bearing platform, with the swivel bearing platform with machined material is isolated opens, prevents the machined material inequality of being heated.
As further improvement of the utility model, the sealing of described double-deck power transmission shaft and described low head transition portion adopts magnet fluid sealing to seal.
As further improvement of the utility model, described cooling fluid is water.
The utility model adopts double-decker that power transmission shaft and swivel bearing platform are improved; guaranteed the continuous normal operation under power transmission shaft and the hot conditions of swivel bearing platform in sintering furnace; magnet fluid sealing is adopted in the sealing of power transmission shaft and low head; solved the problem that power transmission shaft and low head need to strictly seal; after using magnet fluid sealing; maximum vacuum can reach 1 * 10-5pa in the vacuum drying oven; compression resistance can reach 0.2Mpa, carries out the requirement of the high-temperature process of vacuum or the protection of ventilation atmosphere to satisfy various materials.
Description of drawings
Fig. 1 is High Temperature Rotating sintering furnace structural representation;
Fig. 2 is power transmission shaft and swivel bearing platform structural representation;
Among the figure: 1, delivery port, 2, water inlet, 3, device for sealing magnetic fluid, 4, double-deck power transmission shaft, 5, the thermal insulation separation thermosphere, 6, the charging crucible, 7, body of heater, 8, the swivel bearing platform, 9, low head, 10, drive motors, 11, cooling-water duct.
The specific embodiment
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
As shown in drawings, the High Temperature Rotating sintering furnace comprises body of heater 7, low head 9, reative cell, supporting device for sluing mechanisms; Supporting device for sluing mechanisms comprises drive motors 10, double-deck power transmission shaft 4 and swivel bearing platform 8; Double-deck power transmission shaft 4 is for can lead to the double-decker of cooling fluid, and double-deck power transmission shaft 4 end in body of heater 7 is connected with swivel bearing platform 8, and the other end of double-deck power transmission shaft 4 is provided with water inlet 2 and the delivery port 1 of cooling water; Swivel bearing platform 8 is for leading to the double-decker of cooling water; The cooling-water duct 11 of double-deck power transmission shaft 4 is connected with the cooling-water duct 11 of swivel bearing platform 8, the outer loop cooling system does not stop to inject double-deck power transmission shaft 4 and supporting turntable 8 with cooling water by water inlet 2, discharge by delivery port 1 by the high-temperature cooling water behind the radiant temperature in the body of heater 7, realization is to the purpose of double-deck power transmission shaft 4 and 8 coolings of swivel bearing platform, can guarantee to stretch into double-deck power transmission shaft 4 in the body of heater 7 and the temperature of swivel bearing platform 8 and be lower than 80 degree, guarantee to work continuously under double-deck power transmission shaft 4 and the hot conditions of swivel bearing platform 8 body of heater 7 in.Be provided with one layer of heat preservation thermal insulation layer 5 on the swivel bearing platform 8, charging crucible 6 is placed on and carries out sintering processing on the thermal insulation separation thermosphere, and thermal insulation separation thermosphere 5 is swivel bearing platform 8 and charging crucible 6 isolated opening, and the crucible 6 that prevents from the feeding inequality of being heated affects product quality.When a lot of materials are carried out high-temperature process; need to vacuumize or in body of heater 7, pass into inert protective gas body of heater 7; double-deck power transmission shaft 4 is just particularly crucial with being sealed and matched of low head 9; in order to solve the problem of strict sealing; the utility model adopts device for sealing magnetic fluid that double-deck power transmission shaft 4 is carried out encapsulation process with low head 9 transition portions, and maximum vacuum can reach 1 * 10 in the vacuum drying oven
-5Pa, compression resistance can reach 0.2Mpa, can satisfy the requirement that various materials carry out the high-temperature process of vacuum or the protection of ventilation atmosphere.
During work, material is placed in the charging crucible 6, charging crucible 6 is placed on the thermal insulation separation thermosphere 5 in the body of heater 7, pass into recirculated cooling water toward double-deck power transmission shaft 4 and swivel bearing platform 8, drive 4 pairs of charging crucibles 6 of Double layer rotating axle by body of heater 7 outer drive motors 10 and be rotated driving, set speed according to arts demand.Be placed on material in the charging crucible 6 can be along with the rotation of charging crucible 6 at the uniform velocity rotation so that the material different parts thermally equivalent in the crucible dwindles temperature error, fully carry out high temperature sintering, improve sintering quality.
The utility model also can be applicable to the high melt of various materials, and the high temperature ingot casting is processed, and these application should be considered as protection domain of the present utility model equally.
The above only is optimal way of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the High Temperature Rotating sintering furnace comprises body of heater, low head, reative cell, supporting device for sluing mechanisms; Described supporting device for sluing mechanisms comprises drive motors, power transmission shaft and swivel bearing platform; It is characterized in that: described power transmission shaft is for can lead to the double-deck power transmission shaft of cooling fluid, and an end is connected with described swivel bearing platform in the described power transmission shaft reative cell, and the other end of described power transmission shaft is provided with the import and export of cooling fluid; Described swivel bearing platform is for can lead to the double-decker of cooling fluid; The cooling passage of described power transmission shaft is connected with the cooling passage of described swivel bearing platform.
2. High Temperature Rotating sintering furnace as claimed in claim 1 is characterized in that: institute tells and is provided with the one layer of heat preservation thermal insulation layer on the swivel bearing platform.
3. High Temperature Rotating sintering furnace as claimed in claim 1 is characterized in that: the sealing of described double-deck power transmission shaft and described low head transition portion adopts magnet fluid sealing to seal.
4. High Temperature Rotating sintering furnace as claimed in claim 1, it is characterized in that: described cooling fluid is water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220440362.9U CN202792941U (en) | 2012-08-31 | 2012-08-31 | High-temperature rotary sintering furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220440362.9U CN202792941U (en) | 2012-08-31 | 2012-08-31 | High-temperature rotary sintering furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202792941U true CN202792941U (en) | 2013-03-13 |
Family
ID=47820193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220440362.9U Expired - Lifetime CN202792941U (en) | 2012-08-31 | 2012-08-31 | High-temperature rotary sintering furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202792941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111112610A (en) * | 2019-12-21 | 2020-05-08 | 佛山宇仁智能科技有限公司 | Material increase swivel work head with circulative cooling function |
-
2012
- 2012-08-31 CN CN201220440362.9U patent/CN202792941U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111112610A (en) * | 2019-12-21 | 2020-05-08 | 佛山宇仁智能科技有限公司 | Material increase swivel work head with circulative cooling function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130313 |
|
| CX01 | Expiry of patent term |