CN216080959U - Sintering furnace for improving temperature uniformity of sintering furnace - Google Patents
Sintering furnace for improving temperature uniformity of sintering furnace Download PDFInfo
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- CN216080959U CN216080959U CN202121535454.0U CN202121535454U CN216080959U CN 216080959 U CN216080959 U CN 216080959U CN 202121535454 U CN202121535454 U CN 202121535454U CN 216080959 U CN216080959 U CN 216080959U
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Abstract
The utility model discloses a sintering furnace for improving the temperature uniformity of the sintering furnace, and belongs to the field of neodymium iron boron magnets. The utility model provides an improve fritting furnace of fritting furnace temperature uniformity nature, includes shell and inner bag, still includes: the outer shell is sleeved on the inner container; wherein a cavity is arranged between the shell and the inner container; the heating pipe is sleeved on the inner container; the motor is arranged at the bottom of the shell; wherein the output end of the motor is fixedly connected with a connecting shaft; the heating molybdenum belt is fixedly connected to the connecting shaft; wherein the heating molybdenum belt is positioned in the inner container; the placing plate is fixedly connected to the heating molybdenum belt; the heating device is simple to use and convenient to operate, the motor drives the material on the placing plate to rotate and heat, the problem that the material is heated unevenly due to different temperatures of different areas in the liner is solved, the heating uniformity of the material is improved, meanwhile, the heating molybdenum belt is added to heat the material from the middle, the uniformity of the temperatures of the material on the inner side and the outer side of the placing plate is improved, and the performance of the material is improved.
Description
Technical Field
The utility model relates to the technical field of neodymium iron boron magnets, in particular to a sintering furnace for improving the temperature uniformity of the sintering furnace.
Background
The sintered Nd-Fe-B magnet is a permanent magnet with the strongest magnetic performance, has the advantages of high magnetic energy product, high cost performance and the like, and is easy to process into various sizes; in the 21 st century, the rare earth permanent magnet material industry becomes one of the most resource-specific strategic novel industries in China, and has market attention in three fields of energy conservation and environmental protection, wind power generation and new energy automobiles, and the technology and the scale of the rare earth permanent magnet material industry are greatly developed; the sintered neodymium iron boron is applied to various servo motors and nuclear magnetic resonance imaging equipment at present, and is widely applied to the fields of aviation, communication, computers, automobiles, magnetic medical treatment and the like.
Negative pressure radiation heating is carried out in the sintering process of the prior neodymium iron boron magnet, and the defect of the radiation heating is that the neodymium iron boron magnet at the central part is unevenly heated by the outside, so that the density of the neodymium iron boron magnet is different, the performance difference of the magnet is finally larger, and the magnetic performance is reduced, so that the sintering furnace for improving the temperature uniformity of the sintering furnace is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that in the prior art, the density of neodymium iron boron magnets is different due to the fact that the neodymium iron boron magnets at the center part are heated unevenly with the neodymium iron boron magnets close to the outside, the performance difference of the magnets is large, and the magnetic performance is reduced, and provides a sintering furnace for improving the temperature uniformity of the sintering furnace.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an improve fritting furnace of fritting furnace temperature uniformity nature, includes shell and inner bag, still includes: the outer shell is sleeved on the inner container; wherein a cavity is arranged between the shell and the inner container; the heating pipe is sleeved on the inner container; the motor is arranged at the bottom of the shell; wherein the output end of the motor is fixedly connected with a connecting shaft; the heating molybdenum belt is fixedly connected to the connecting shaft; wherein the heating molybdenum belt is positioned in the inner container; the placing plate is fixedly connected to the heating molybdenum belt.
In order to increase the placing quantity, preferably, the placing plates have multiple groups and are symmetrically and fixedly connected to two sides of the heating molybdenum strip.
In order to improve the uniformity of heat, preferably, the placing plate is provided with a plurality of groups of through holes.
In order to improve the heat dissipation efficiency, preferably, an air pump is fixedly connected to the housing, an air suction pipe and an air outlet pipe are fixedly connected to the air pump, the air suction pipe penetrates through the housing and is communicated with the cavity, an air inlet pipe is arranged on the housing, the air inlet pipe penetrates through the housing and is communicated with the cavity, and a control valve is arranged on the air inlet pipe.
In order to improve the heat dissipation efficiency, furthermore, one end of the air inlet pipe, which is far away from the shell, is fixedly connected with a refrigeration device.
In order to improve the sealing performance, a sealing door is preferably rotatably connected to the inner container.
In order to improve the safety, preferably, the inner bag passes through the fixing base to be fixed on the shell, inner bag bottom fixedly connected with sliding sleeve, the air inlet duct has been seted up on the sliding sleeve, sliding connection has the gag lever post in the sliding sleeve, the spacing groove has been seted up on the sealing door, gag lever post sliding connection is on the spacing groove, the sliding sleeve is located the cavity.
In order to improve the placing stability, preferably, the bottom of the shell is fixedly connected with a fixing frame, the motor is fixedly connected to the bottom of the fixing frame, and the refrigeration equipment is fixedly connected to the fixing frame.
Compared with the prior art, the utility model provides a sintering furnace for improving the temperature uniformity of the sintering furnace, which has the following beneficial effects:
1. this improve fritting furnace of fritting furnace temperature uniformity, absorb the heat through heating molybdenum strip then carry out the compensation heating to the material of placing inboard placing of board, improve the equilibrium of placing inboard and outside heating on the board, it is great to reduce to be heated inhomogeneous to lead to material magnet performance difference, improves the performance of material magnet
2. This improve fritting furnace of fritting furnace temperature uniformity drives the heating molybdenum strip through the connecting axle and rotates, drives through the heating molybdenum strip and places the material on the board and rotate the heating, reduces the inhomogeneous problem of different regional heats in the inner bag, improves the homogeneity of material heating.
The heating device is simple to use and convenient to operate, the motor drives the material on the placing plate to rotate and heat, the problem that the material is heated unevenly due to different temperatures of different regions in the liner is solved, the heating uniformity of the material is improved, and meanwhile, the heating molybdenum belt is added to heat the material from the middle, so that the uniformity of the temperature of the material on the inner side and the outer side of the placing plate is improved, and the performance of the material is improved.
Drawings
FIG. 1 is a front sectional view of a sintering furnace according to the present invention for improving the temperature uniformity of the sintering furnace;
FIG. 2 is a schematic structural diagram of a sintering furnace according to the present invention for improving the temperature uniformity of the sintering furnace;
FIG. 3 is a schematic structural diagram of a portion A of a sintering furnace in FIG. 2 for improving the temperature uniformity of the sintering furnace according to the present invention.
In the figure: 1. a housing; 101. a fixed seat; 2. an inner container; 3. heating a tube; 4. a motor; 5. a connecting shaft; 6. heating the molybdenum strip; 7. placing the plate; 701. a through hole; 8. an air pump; 801. an air intake duct; 802. an air outlet pipe; 9. an air inlet pipe; 901. a control valve; 10. a refrigeration device; 11. A sealing door; 111. a limiting groove; 12. a sliding sleeve; 121. an air inlet groove; 13. a limiting rod; 14. A fixing frame.
Detailed Description
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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-3, a sintering furnace for improving the temperature uniformity of the sintering furnace comprises a shell 1 and an inner container 2, and further comprises: the shell 1 is sleeved on the inner container 2; wherein a cavity is arranged between the shell 1 and the inner container 2; the heating pipe 3 is sleeved on the inner container 2; the motor 4 is arranged at the bottom of the shell 1; wherein, the output end of the motor 4 is fixedly connected with a connecting shaft 5; a heating molybdenum belt 6 fixedly connected to the connecting shaft 5; wherein, the heating molybdenum belt 6 is positioned in the inner container 2; the plate 7 is placed and fixedly connected to the heated molybdenum strip 6.
The placing plates 7 are provided with a plurality of groups and are symmetrically and fixedly connected with the two sides of the heating molybdenum belt 6.
The placing plate 7 is provided with a plurality of sets of through holes 701.
The air pump 8 is fixedly connected to the shell 1, the air pump 8 is fixedly connected with an air suction pipe 801 and an air outlet pipe 802, the air suction pipe 801 penetrates through the shell 1 to be communicated with the cavity, an air inlet pipe 9 is arranged on the shell 1, the air inlet pipe 9 penetrates through the shell 1 to be communicated with the cavity, and a control valve 901 is arranged on the air inlet pipe 9.
One end of the air inlet pipe 9 far away from the shell 1 is fixedly connected with a refrigeration device 10.
The inner container 2 is rotatably connected with a sealing door 11.
In the utility model, when a user uses the heating device, the sealing door 11 is opened, then materials to be sintered are placed on the placing plate 7 in the inner container 2, then the sealing door 11 is closed, the heating pipe 3 is started, the inner container 2 is heated and sintered through the heating pipe 3, then the motor 4 is started, the motor 4 drives the heating molybdenum belt 6 to rotate through the connecting shaft 5, the materials on the placing plate 7 are driven to rotate and heat through the heating molybdenum belt 6, the problem of uneven heat of different areas in the inner container 2 is reduced, the uniformity of material heating is improved, meanwhile, the heat is absorbed through the heating molybdenum belt 6, then the materials placed on the inner side of the placing plate 7 are compensated and heated, the balance of heating on the inner side and the outer side of the placing plate 7 is improved, the difference of material magnet performance caused by uneven heating is reduced, the material magnet performance is improved, meanwhile, the placing plate 7 is provided with a plurality of groups fixed on the heating molybdenum belt 6, the quantity of placing of material is improved, place simultaneously and seted up through-hole 701 on the board 7, improve heat transfer's effect.
Example 2:
referring to fig. 1-3, a sintering furnace for improving the temperature uniformity of the sintering furnace comprises a shell 1 and an inner container 2, and further comprises: the shell 1 is sleeved on the inner container 2; wherein a cavity is arranged between the shell 1 and the inner container 2; the heating pipe 3 is sleeved on the inner container 2; the motor 4 is arranged at the bottom of the shell 1; wherein, the output end of the motor 4 is fixedly connected with a connecting shaft 5; a heating molybdenum belt 6 fixedly connected to the connecting shaft 5; wherein, the heating molybdenum belt 6 is positioned in the inner container 2; the plate 7 is placed and fixedly connected to the heated molybdenum strip 6.
The air pump 8 is fixedly connected to the shell 1, the air pump 8 is fixedly connected with an air suction pipe 801 and an air outlet pipe 802, the air suction pipe 801 penetrates through the shell 1 to be communicated with the cavity, an air inlet pipe 9 is arranged on the shell 1, the air inlet pipe 9 penetrates through the shell 1 to be communicated with the cavity, and a control valve 901 is arranged on the air inlet pipe 9.
One end of the air inlet pipe 9 far away from the shell 1 is fixedly connected with a refrigeration device 10.
The inner container 2 is rotatably connected with a sealing door 11
The bottom of the shell 1 is fixedly connected with a fixing frame 14, the motor 4 is fixedly connected to the bottom of the fixing frame 14, and the refrigeration equipment 10 is fixedly connected to the fixing frame 14.
Compared with the embodiment 1, further, after the sealing door 11 is closed for heating, the pressure in the cavity between the shell 1 and the inner container 2 is increased, the limiting rod 13 on the sliding sleeve 12 is pushed to slide upwards by the pressure in the cavity, the limiting rod 13 slides into the limiting groove 111 to limit the sealing door 11, and when the temperature on the inner container 2 is not reduced, the sealing door 11 is opened by misoperation by an operator, so that internal heat burns are caused, the sintering safety is improved, meanwhile, after the sintering is finished, the air pump 8 is started, the control valve 901 on the air inlet pipe 9 is opened, the heat in the cavity is discharged to the outside through the air outlet pipe 802 by the air suction pipe 801 on the air pump 8, after the discharge is finished, the refrigeration equipment 10 is started, the air entering from the air inlet pipe 9 is cooled by the refrigeration equipment 10, the cooling efficiency is further improved, the waiting time is saved, the working efficiency is improved.
The heating device is simple to use and convenient to operate, the motor 4 drives the material on the placing plate 7 to rotate and heat, the problem that the material is heated unevenly due to different temperatures in different areas in the liner 2 is solved, the heating uniformity of the material is improved, meanwhile, the heating molybdenum belt 6 is added to heat the material from the middle, the uniformity of the temperatures of the material on the inner side and the outer side of the placing plate 7 is improved, and the performance of the material is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides an improve fritting furnace of fritting furnace temperature uniformity nature, includes shell (1) and inner bag (2), its characterized in that still includes:
the shell (1) is sleeved on the inner container (2);
wherein a cavity is arranged between the shell (1) and the inner container (2);
the heating pipe (3) is sleeved on the inner container (2);
the motor (4) is arranged at the bottom of the shell (1);
wherein the output end of the motor (4) is fixedly connected with a connecting shaft (5);
the heating molybdenum belt (6) is fixedly connected to the connecting shaft (5);
wherein the heating molybdenum belt (6) is positioned in the inner container (2);
a placing plate (7) fixedly connected on the heating molybdenum belt (6).
2. Sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 1, characterized in that the placing plates (7) have multiple groups and are symmetrically and fixedly connected on both sides of the heating molybdenum strip (6).
3. The sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 1, wherein a plurality of groups of through holes (701) are formed on the placing plate (7).
4. The sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 1, wherein an air pump (8) is fixedly connected to the casing (1), an air suction pipe (801) and an air outlet pipe (802) are fixedly connected to the air pump (8), the air suction pipe (801) penetrates through the casing (1) to be communicated with the cavity, an air inlet pipe (9) is arranged on the casing (1), the air inlet pipe (9) penetrates through the casing (1) to be communicated with the cavity, and a control valve (901) is arranged on the air inlet pipe (9).
5. A sintering furnace for improving the temperature uniformity of the sintering furnace according to the claim 4, characterized in that the end of the air inlet pipe (9) far away from the shell (1) is fixedly connected with a refrigeration device (10).
6. A sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 1, characterized in that a sealing door (11) is rotatably connected to the inner container (2).
7. The sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 6, wherein the inner container (2) is fixed on the housing (1) through a fixing seat (101), a sliding sleeve (12) is fixedly connected to the bottom of the inner container (2), an air inlet groove (121) is formed in the sliding sleeve (12), a limiting rod (13) is slidably connected in the sliding sleeve (12), a limiting groove (111) is formed in the sealing door (11), the limiting rod (13) is slidably connected to the limiting groove (111), and the sliding sleeve (12) is located in the cavity.
8. A sintering furnace for improving the temperature uniformity of the sintering furnace according to claim 5, characterized in that a fixed frame (14) is fixedly connected to the bottom of the shell (1), the motor (4) is fixedly connected to the bottom of the fixed frame (14), and the refrigeration equipment (10) is fixedly connected to the fixed frame (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535454.0U CN216080959U (en) | 2021-07-07 | 2021-07-07 | Sintering furnace for improving temperature uniformity of sintering furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121535454.0U CN216080959U (en) | 2021-07-07 | 2021-07-07 | Sintering furnace for improving temperature uniformity of sintering furnace |
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| CN216080959U true CN216080959U (en) | 2022-03-18 |
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| CN202121535454.0U Active CN216080959U (en) | 2021-07-07 | 2021-07-07 | Sintering furnace for improving temperature uniformity of sintering furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608283A (en) * | 2022-04-11 | 2022-06-10 | 江苏福多美生物科技有限公司 | Environment-friendly drying device for food processing |
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2021
- 2021-07-07 CN CN202121535454.0U patent/CN216080959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114608283A (en) * | 2022-04-11 | 2022-06-10 | 江苏福多美生物科技有限公司 | Environment-friendly drying device for food processing |
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