CN215103414U - Rotary continuous sintering furnace structure - Google Patents
Rotary continuous sintering furnace structure Download PDFInfo
- Publication number
- CN215103414U CN215103414U CN202120723505.6U CN202120723505U CN215103414U CN 215103414 U CN215103414 U CN 215103414U CN 202120723505 U CN202120723505 U CN 202120723505U CN 215103414 U CN215103414 U CN 215103414U
- Authority
- CN
- China
- Prior art keywords
- chamber
- heating
- cover body
- atmosphere
- sintering
- 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.)
- Expired - Fee Related
Links
- 238000005245 sintering Methods 0.000 title claims abstract description 103
- 238000010438 heat treatment Methods 0.000 claims abstract description 84
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 238000012546 transfer Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims description 6
- 238000010791 quenching Methods 0.000 description 10
- 230000000171 quenching effect Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Abstract
The utility model discloses a continuous fritting furnace structure of rotation type, include: the sealing cover body comprises a plurality of atmosphere chambers arranged along the sealing cover body in a surrounding way and a heating chamber arranged in the sealing cover body; the heating chamber is divided into a plurality of heating subchambers; each heater subchamber includes: the sintering platform is arranged at the bottom of the heating sub-chamber, the side door is communicated with the adjacent heating sub-chambers, and the discharge hole is formed in the side surface of each heating sub-chamber; the top of the heating subchamber is provided with a feed inlet for placing a sample; a heating element is embedded in the sintering platform; the adjacent sintering platforms in the adjacent heating sub-chambers are connected through a sliding rail; the top of the sealing cover body is provided with a cover body door corresponding to each feed inlet; the atmosphere chamber is communicated with a cover body discharge door on the side surface of the sealed cover body, and a sample on the sintering platform is transferred to the atmosphere chamber through an internal transfer device; the heating chamber can realize autorotation or the atmosphere chamber can rotate around the sealed cover body. This is real-time novel can realize carrying out many times continuous sintering to the sample, and can realize multiple sample sintering simultaneously.
Description
Technical Field
The utility model relates to a high temperature sintering equipment technical field especially relates to a rotation type continuous sintering stove structure.
Background
With the rapid development of the steel industry, the sample is usually sintered by high-temperature sintering and long-time heat preservation. However, this method cannot ensure the compactness or excellent mechanical properties of the sample, and can improve the compactness and inhibit the abnormal grains.
The multiple continuous sintering method is currently considered as an effective means for suppressing the growth of crystal grains while ensuring densification. The multiple sintering method is to sequentially perform continuous heating and sintering treatment on the sample, and the multiple sintering can solve the problems of holes, light transmission and the like of the previous sintering. The existing atmosphere furnace or sintering furnace is difficult to meet the requirements of the gas phase quenching process under the special atmosphere of the material. In addition, in the prior art, multiple continuous sintering of samples cannot be performed through one sintering furnace device, and simultaneous sintering of multiple samples cannot be realized through one sintering furnace device. In view of the above, there is a need for an improved sintering furnace of the prior art.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides a rotation type continuous sintering stove structure, aims at solving among the prior art and can't carry out the problem that same sample many times continuous sintering or multiple sample sintered simultaneously through single equipment.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a rotary continuous sintering furnace structure, comprising: the sealing cover comprises a sealing cover body, a plurality of atmosphere chambers and a heating chamber, wherein the atmosphere chambers are arranged along the sealing cover body in a surrounding manner; the heating chamber is divided into a plurality of heating sub-chambers;
each of the heater subchambers comprises: the sintering platform is arranged at the bottom of the heating sub-chamber, the side door is communicated with the adjacent heating sub-chamber, and the discharge hole is formed in the side surface of the heating sub-chamber; the top of the heating subchamber is provided with a feed inlet for placing a sample; a heating element is embedded in the sintering platform, and the sample is placed on the sintering platform;
the temperature in each heating subchamber is the same or different; the adjacent sintering platforms in the adjacent heating subchambers are connected through a sliding rail; the top of the sealing cover body is provided with a cover body door corresponding to each feed port;
the atmosphere chamber is communicated with a cover body discharge door on the side surface of the sealing cover body, and the sample on the sintering platform is transferred into the atmosphere chamber through an internal transfer device;
the heating chamber can rotate or the atmosphere chamber can rotate around the sealing cover body.
In a preferred embodiment of the present invention, the sealing cover body is first enlarged and then reduced in the vertical direction, and the distance between the sealing cover body and the surface of the sintering furnace is first enlarged and then reduced.
In a preferred embodiment of the present invention, the samples capable of being sintered in the heating chamber are of the same type or multiple types, and the heating chamber can realize continuous multi-stage atmosphere sintering of the same sample or simultaneous atmosphere sintering of multiple samples.
In a preferred embodiment of the present invention, the gas atmosphere in a plurality of atmosphere chambers is the same or different, and the temperature in different atmosphere chambers is the same or different.
In a preferred embodiment of the present invention, each of the atmosphere chambers is arranged in the same manner as the heater sub-chambers, and adjacent atmosphere chambers are not communicated with each other.
The utility model discloses a preferred embodiment, the side of the sealed cover body still is provided with (air) intake valve and exhaust valve, the intake valve is used for letting in gas, the exhaust valve is used for the interface of exhaust or evacuation.
In a preferred embodiment of the present invention, the transfer device is fixed in the atmosphere chamber, and the transfer device includes: move and carry the oar, move and carry the oar and realize reciprocating and front and back flexible through shifter and expansion bend.
In a preferred embodiment of the present invention, each of the heating subchambers is circumferentially arranged.
In a preferred embodiment of the present invention, the atmosphere chamber is communicated with the cover body door and the discharge port of the heating chamber through a chamber door.
In a preferred embodiment of the present invention, each of the atmosphere chambers is further provided with a material taking door for taking out the sample.
The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:
(1) the utility model discloses can add different kinds of samples in a plurality of sintering subcavities of fritting furnace, the sample can be sintered simultaneously, has the quenching chamber of selective matching correspondence to quench after the sintering, sintering when realizing multiple sample.
(2) The utility model discloses this fritting furnace is integrated for the sintering chamber of a mutual intercommunication with a plurality of sintering subchambers, makes the sample carry out continuous many sintering through the slide rail, has greatly shortened the process time of many sintering, saves the cost.
(3) The utility model discloses sintering chamber and quenching chamber selectively set up rotatory mode, and its purpose lets the sample can rotate to the special atmosphere of needs and the quenching chamber of specific temperature in.
(4) The utility model discloses sintering furnace passes through a plurality of sintering subchambers and the quenching chamber and the cooperation that the circumference was arranged, and rotatory sintering chamber or quenching chamber selectively for the sample is suitable for different atmospheres and different quenching temperatures.
Drawings
The present invention will be further explained with reference to the drawings and examples;
FIG. 1 is a schematic perspective view of a rotary continuous sintering furnace according to the present invention;
FIG. 2 is a schematic top view of a rotary continuous sintering furnace according to the present invention;
FIG. 3 is a schematic perspective view of the heater chamber of the present invention;
fig. 4 is a schematic perspective view of the sealing cover of the present invention;
fig. 5 is a schematic perspective view of a transfer device in an atmosphere chamber according to the present invention;
in the figure: 1. sealing the cover body; 11. a cover body door; 12. an intake valve; 13. an exhaust valve; 14. a cover body discharge door; 2. a heating chamber; 21. heating the subchamber; 211. a feed inlet; 212. sintering the platform; 213. a side door; 214. a slide rail; 215. a discharge port; 3. an atmosphere chamber; 31. a transfer device; 311. transferring paddles; 312. a mover; 313. a retractor; 32. a material taking door.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.
As shown in fig. 1, a schematic perspective view of a multistage rotary atmosphere sintering furnace according to the present invention is shown. The multistage rotary atmosphere sintering furnace comprises: the device comprises a sealing cover body 1, a heating chamber 2 arranged in the sealing cover body 1 and a plurality of atmosphere chambers 3 arranged along the heating chamber 2 in a surrounding mode.
As shown in fig. 2 and 3, the heating chamber 2 is divided into a plurality of heating subchambers 21, and each heating subchamber 21 is circumferentially arranged; each heater subchamber 21 is of equal size. The number of the heating sub-chambers 21 in the present invention includes, but is not limited to, three in the drawings, and as long as the space in the heating chamber 2 is sufficiently large, the number of the heating sub-chambers 21 is also sufficiently large.
Each heater subchamber 21 comprises: a feeding hole 211 arranged at the top of the heating sub-chamber 21, a sintering platform 212 arranged inside the heating sub-chamber 21, a plurality of side doors 213 communicated with the adjacent heating sub-chambers 21, and a discharging hole 215 arranged at the side of the heating sub-chamber 21. The feed inlet 211 is used for putting in the sample, and the recess in the sintering platform 212 is used for bearing the sample, and the sample overlap the top of carrying the recess. The temperature in each heater subchamber 21 is the same or different. The temperature in each heater subchamber 21 is determined according to the sample sintering temperature.
The utility model discloses adjacent sintering platform 212 passes through slide rail 214 to be connected in the well adjacent heating subchamber 21, and slide rail 214 is used for driving sintering platform 212 and removes to adjacent heating subchamber 21.
It should be noted that, in the sintering furnace, the plurality of heating sub-chambers 21 are integrated into one heating chamber 2 which is communicated with each other, and the sample is continuously sintered for multiple times through the slide rail 214, so that the process time of multiple sintering is greatly shortened, and the cost is saved.
As shown in fig. 4, the top of the sealed enclosure 1 is provided with an enclosure door 11 corresponding to each feed port 211; the side surface of the sealing cover body 1 is also provided with an inlet valve 12 and an exhaust valve 13, wherein the inlet valve 12 is used for introducing gas, and the exhaust valve 13 is used for exhausting or vacuumizing an interface. The sealed cover body 1 is also provided with a barometer for monitoring the air pressure in the sealed cover body 1. The side surface of the sealing cover body 1 is also provided with a cover body discharging door 14 for communicating a plurality of heating sub-chambers 21 and the corresponding atmosphere chambers 3.
The utility model discloses well sealed cover body 1 diminishes after along the earlier grow of vertical direction, and sealed cover body 1 diminishes after apart from the earlier grow in fritting furnace surface. The top and the side of the sealing cover body 1 are closer to the heating chamber 2, so that the feeding and the discharging of the heating chamber 2 are more convenient and convenient. The utility model discloses set up at the highest point on the 1 arc surface of the sealed cover body and admit air and exhaust, can promote the admission and exhaust of the sealed cover body 1.
The utility model discloses well atmosphere room 3 includes: a chamber door for communicating the sealed cover body 1 and the discharge port 215 of the heating chamber 2, a transfer device 31 provided in the atmosphere chamber 3 and used for transferring the sample on the sintering platform 212 to the atmosphere chamber 3, and a take-out door 32 for taking out the sample. The gas atmosphere in the plurality of atmosphere chambers 3 is the same or different, and the temperature in the different atmosphere chambers 3 is the same or different. Each atmosphere chamber 3 is arranged in the same manner as the heater subchambers 21, and adjacent atmosphere chambers 3 are not communicated with each other.
As shown in fig. 4, the transfer device 31 of the present invention is fixed in the atmosphere chamber 3, and the transfer device 31 includes: the transfer paddle 311 moves up and down and extends and retracts back and forth by the transfer paddle 311 via the mover 312 and the retractor 313. The transfer paddle 311 has a U-shaped or V-shaped structure, and the transfer paddle 311 preferably has a U-shaped structure. After the chamber door of the atmosphere chamber 3 is opened, the groove on the sintering platform 212 in the heating chamber 2 is engaged with the transfer device 31, and the sample is transferred to the atmosphere chamber 3. The transfer paddle 311 extends forwards and downwards into the groove of the sintering platform 212 through the matching of the moving device 312 and the expansion device 313, and then rises and retreats into the atmosphere chamber 3.
It should be noted that the groove of the sintering platform 212 should be identical to the U-shaped structure at the top end of the transfer paddle 311.
The heating chamber 2 and the atmosphere chamber 3 of the utility model are both arranged to be incapable of rotating; or the heating chamber 2 and the atmosphere chamber 3 are provided such that one of them can be rotated; or the heating chamber 2 and the atmosphere chamber 3 are both provided to be rotatable. The heating chamber 2 is hemispherical, and the rotation mode of the heating chamber 2 is substantially the rotation of the hemispherical object, and may be selected as that the heating chamber 2 rotates along its own central axis, and the central axis drives all the heating sub-chambers 21 to rotate, and the rotation mode of the central axis is, for example, a motor, and the like, which is easily imaginable to those skilled in the art, and will not be described herein again. Of course, the rotation of the atmosphere chambers 3 is substantially circular around the sealing housing 1, and the movement is uniform or variable, and the effect is not significant as long as each atmosphere chamber 3 can reach the position of the discharge port 215 of the corresponding heating sub-chamber 21 without interfering with each other. The driving mode of the atmosphere chamber 3 may be selected from a circular guide rail, a motor drive, and the like, which are also easily conceivable by those skilled in the art and will not be described herein.
The utility model discloses the sample that can sinter in the well heating chamber 2 is with kind or multiple, and heating chamber 2 can realize the continuous multistage atmosphere sintering of same sample, or atmosphere sintering when many samples.
The utility model discloses when carrying out multistage continuous sintering to same sample, take three heater subchamber 21 in the drawing as an example. During sintering, the sample rotates to the adjacent heating sub-chambers 21 through the slide rails 214, the temperature setting between the heating sub-chambers 21 is set according to the reaction temperature of the sample, for example, the temperature is maintained at 800-1000 ℃ during primary sintering, and the treatment is carried out for 5-10 h; the secondary sintering is kept at 800-1000 ℃ and treated for 8-12 h; the third sintering is kept at 500-700 ℃ for 4-8 h; the sample after the three times of sintering is transferred to the atmosphere chamber 3 of a specific atmosphere and a specific temperature by rotating the heating chamber 2 or the atmosphere chamber 3. Of course, different samples may not need more than three sintering temperatures, and may be transferred to the corresponding atmosphere chamber 3 after sintering twice. It should be noted that when the same sample is subjected to the next sintering, a new sample is added to the heater sub-chamber 21, which forms a sintering cycle.
When the sintering device provided by the utility model is used for multi-stage continuous sintering of the same sample, the same sample is firstly placed on the sintering platform 212 of the heating subchamber 21 to heat the sample; then, after the same sample is subjected to primary sintering, the same sample is rotated to the adjacent heating subchambers 21 through the sliding rail 214 to be subjected to secondary sintering, and after the secondary sintering is repeated for a plurality of times, the same sample is subjected to multiple sintering; the samples which are sintered for a plurality of times are transferred from the finally processed heating subchambers 21 to the corresponding atmosphere chambers 3; and quenching after multiple times of sintering is realized, and a sample is taken out through the material taking door 32 of the atmosphere chamber 3.
When multiple samples are sintered simultaneously, the method comprises the following steps: firstly, placing a plurality of samples on a sintering platform 212 of a heating subchamber 21, and heating the plurality of samples; then, after the multiple samples are sintered for one time, the multiple samples are transferred to the corresponding atmosphere chambers 3 through the transfer device 31, quenching after the sintering for one time is realized, and the multiple samples are taken out through the material taking door 32 of the atmosphere chambers 3.
The utility model discloses when sintering simultaneously to multiple sample, take three heater subchamber 21 in the drawing as an example. In the sintering, three samples are simultaneously put into the heater subchamber 21, and after primary sintering, the plurality of samples are transferred to the atmosphere chamber 3 of a specific atmosphere and a specific temperature by rotation of the heating chamber 2 or the atmosphere chamber 3. In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A rotary continuous sintering furnace structure, comprising: the sealing cover comprises a sealing cover body, a plurality of atmosphere chambers and a heating chamber, wherein the atmosphere chambers are arranged along the sealing cover body in a surrounding manner; the heating chamber is divided into a plurality of heating sub-chambers;
each of the heater subchambers comprises: the sintering platform is arranged at the bottom of the heating sub-chamber, the side door is communicated with the adjacent heating sub-chamber, and the discharge hole is formed in the side surface of the heating sub-chamber; the top of the heating subchamber is provided with a feed inlet for placing a sample; a heating element is embedded in the sintering platform, and the sample is placed on the sintering platform;
the temperature in each heating subchamber is the same or different; the adjacent sintering platforms in the adjacent heating subchambers are connected through a sliding rail; the top of the sealing cover body is provided with a cover body door corresponding to each feed port;
the atmosphere chamber is communicated with a cover body discharge door on the side surface of the sealing cover body, and the sample on the sintering platform is transferred into the atmosphere chamber through an internal transfer device;
the heating chamber can rotate or the atmosphere chamber can rotate around the sealing cover body.
2. A rotary continuous sintering furnace structure according to claim 1, wherein: the sealing cover body is firstly enlarged and then reduced along the vertical direction, and the distance between the sealing cover body and the surface of the sintering furnace is firstly enlarged and then reduced.
3. A rotary continuous sintering furnace structure according to claim 1, wherein: the samples which can be sintered in the heating chamber are the same or multiple, and the heating chamber can realize continuous multi-stage atmosphere sintering of the same sample or simultaneous atmosphere sintering of multiple samples.
4. A rotary continuous sintering furnace structure according to claim 1, wherein: the gas atmospheres in the atmosphere chambers are the same or different, and the temperatures in the different atmosphere chambers are the same or different.
5. A rotary continuous sintering furnace structure according to claim 1, wherein: the arrangement mode of each atmosphere chamber is the same as that of the heating sub-chambers, and adjacent atmosphere chambers are not communicated.
6. A rotary continuous sintering furnace structure according to claim 1, wherein: and the side surface of the sealing cover body is also provided with an inlet valve and an exhaust valve, the inlet valve is used for introducing gas, and the exhaust valve is used for exhausting or vacuumizing an interface.
7. A rotary continuous sintering furnace structure according to claim 1, wherein: the transfer device is fixed in the atmosphere chamber, and the transfer device includes: move and carry the oar, move and carry the oar and realize reciprocating and front and back flexible through shifter and expansion bend.
8. A rotary continuous sintering furnace structure according to claim 1, wherein: each heating subchamber is arranged circumferentially.
9. A rotary continuous sintering furnace structure according to claim 1, wherein: the atmosphere chamber is communicated with the cover body door and the discharge hole of the heating chamber through a chamber door.
10. A rotary continuous sintering furnace structure according to claim 1, wherein: and each atmosphere chamber is also provided with a material taking door for taking out the sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120723505.6U CN215103414U (en) | 2021-04-09 | 2021-04-09 | Rotary continuous sintering furnace structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120723505.6U CN215103414U (en) | 2021-04-09 | 2021-04-09 | Rotary continuous sintering furnace structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215103414U true CN215103414U (en) | 2021-12-10 |
Family
ID=79264720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120723505.6U Expired - Fee Related CN215103414U (en) | 2021-04-09 | 2021-04-09 | Rotary continuous sintering furnace structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215103414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116252035A (en) * | 2023-05-15 | 2023-06-13 | 杭州沈氏节能科技股份有限公司 | Step-by-step continuous diffusion welding equipment and diffusion welding method |
-
2021
- 2021-04-09 CN CN202120723505.6U patent/CN215103414U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116252035A (en) * | 2023-05-15 | 2023-06-13 | 杭州沈氏节能科技股份有限公司 | Step-by-step continuous diffusion welding equipment and diffusion welding method |
| CN116252035B (en) * | 2023-05-15 | 2023-09-26 | 杭州沈氏节能科技股份有限公司 | Step-by-step continuous diffusion welding equipment and diffusion welding method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215103414U (en) | Rotary continuous sintering furnace structure | |
| CN103801693B (en) | RE permanent magnetic alloy flexible sintered process | |
| US20030113186A1 (en) | Vacuum heat-treatment apparatus | |
| CN1926249A (en) | Double chamber type heat treatment furnace | |
| CN102844640A (en) | Continuous gas carburizing furnace | |
| KR100393931B1 (en) | Continuous Treatment Apparatus | |
| WO2013047762A1 (en) | Cooling device | |
| CN210420032U (en) | Annealing device for producing driving bevel gear | |
| CN1643324A (en) | Installation for the heat-treatment of parts | |
| CN109293227B (en) | Heat treatment apparatus and heat treatment method | |
| CN103801692B (en) | RE permanent magnetic alloy flexible sintered equipment | |
| CN113770608A (en) | Channel type vacuum welding furnace | |
| CN112985069B (en) | Multistage rotary atmosphere sintering furnace and sintering process thereof | |
| JPS6141759A (en) | Rotary furnace floor having ring shaped structure for heat treatment of works | |
| CN111397360A (en) | Three-section type vacuum sintering device | |
| CN112194166A (en) | Equipment and method for preparing rare earth oxide by conventional-microwave combined calcination | |
| CN216663301U (en) | Semiconductor material annealing device | |
| CN2685349Y (en) | Double-chamber vacuum water or water-based medium heat treatment furnace | |
| US20080023892A1 (en) | Device and Method for Heat Treating, in Particular, Metallic Workpieces | |
| CN114197056A (en) | Semiconductor material annealing device and annealing method | |
| CN212362806U (en) | Three-section type vacuum sintering device | |
| CN214095535U (en) | Boat moving system and heat treatment furnace | |
| CN212293691U (en) | Horizontal cylindrical furnace | |
| CN103031415A (en) | Continuous protective atmosphere heating high-pressure gas quenching furnace | |
| CN115143765A (en) | Continuous heating furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211210 |