CN220951920U - Extremely cold quenching equipment for neodymium iron boron heat treatment - Google Patents
Extremely cold quenching equipment for neodymium iron boron heat treatment Download PDFInfo
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- CN220951920U CN220951920U CN202322581903.0U CN202322581903U CN220951920U CN 220951920 U CN220951920 U CN 220951920U CN 202322581903 U CN202322581903 U CN 202322581903U CN 220951920 U CN220951920 U CN 220951920U
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- water tank
- iron boron
- neodymium iron
- spray frame
- frame
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- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 229910001172 neodymium magnet Inorganic materials 0.000 title claims abstract description 40
- 238000010791 quenching Methods 0.000 title claims abstract description 21
- 230000000171 quenching effect Effects 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 title abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- 238000005507 spraying Methods 0.000 claims abstract description 33
- 239000000843 powder Substances 0.000 claims abstract description 20
- 238000007605 air drying Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 27
- 238000007669 thermal treatment Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 14
- 238000001816 cooling Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Tunnel Furnaces (AREA)
Abstract
The utility model relates to the technical field of neodymium iron boron heat treatment, and discloses an extremely cold quenching device for neodymium iron boron heat treatment, which comprises a collecting bin, wherein the tail end of a conveying belt is provided with supporting legs and is attached to a water tank, a condensing pipe is arranged on the bottom surface of the water tank, which is close to the tail end of the conveying belt, the outer side of the conveying belt is connected with a first spraying frame and a second spraying frame, an air drying frame is equidistantly arranged on the outer side of the conveying belt, a fan is arranged at the bottom end of the back surface of the collecting bin, a guide plate is connected inside the water tank, pump machines are connected to the top ends of the first spraying frame and the second spraying frame, and the water inlet ends of the two pump machines are connected with different pipelines which are communicated inside the water tank. This neodymium iron boron is extremely cold quenching equipment is with spraying frame one and spraying frame two that are different install pump machine respectively on, through communicating pipe one and communicating pipe two with the inside different position different temperature's of water tank neodymium iron boron powder of conveyer belt cooling to realized hierarchical cooling, and liquid spraying after cooling through the condenser pipe, significantly reduced the required time of cooling.
Description
Technical Field
The utility model relates to the technical field of neodymium iron boron heat treatment, in particular to extremely cold quenching equipment for neodymium iron boron heat treatment.
Background
Since the invention of neodymium-iron-boron magnets in 1983, the neodymium-iron-boron magnets are widely applied in industry in recent years, compared with the common magnets, the permanent magnets have very large magnetic energy product and coercive force, and are high in cost performance and rich in raw materials, so that the neodymium-iron-boron magnets are widely applied in a plurality of fields such as computers, power generation, automobiles, aerospace and the like.
The neodymium iron boron magnetic powder is mostly in the sintering furnace during quenching, the furnace cover is opened, and then the furnace cover is cooled to normal temperature by a fan, and the quenching time is required to wait for a long time, so that the process is greatly improved, and the follow-up steps are not facilitated.
Disclosure of utility model
(One) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the extremely cold quenching equipment for the heat treatment of neodymium iron boron, has the advantages of quick quenching and the like, and solves the technical problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a neodymium iron boron is extremely cold quenching equipment for thermal treatment, includes the aggregate bin, the laminating of aggregate bin openly bottom has the water tank, aggregate bin top surface opening part is connected with the guide block, aggregate bin inner wall connection has the conveyer belt, the conveyer belt end is provided with the stabilizer blade and laminates with the water tank, the water tank is close to conveyer belt end's bottom surface and is provided with the condenser pipe, the conveyer belt outband is connected with spray rack one and spray rack two, the conveyer belt outside equidistance is provided with the air drying frame, aggregate bin back bottom is provided with the fan, water tank internally connected has the guide plate, spray rack one and spray rack two tops all are connected with the pump machine, two the pump machine water inlet end is connected with different pipelines, and this pipeline all communicates in the water tank inside.
As the preferable technical scheme of the utility model, the guide block is in an inverted cone shape, the tail end of the guide block points to the top end of the conveyor belt, and the fan is fixedly arranged at the bottom end of the back surface of the aggregate bin, and the air flow direction is outwards when the guide block is started.
As the preferable technical scheme of the utility model, the surface of the conveyor belt is of a dense net structure woven by high-melting-point metal, the mesh diameter is smaller than the diameter of neodymium iron boron powder, and the side surface of the collecting bin is provided with a motor for driving the conveyor belt.
As the preferable technical scheme of the utility model, the middle end of the inner wall of the water tank is fixedly provided with the guide plate, the guide plate has an inclined gradient towards the collecting bin, the distance between the tail end of the guide plate and the collecting bin is smaller than the horizontal length of the guide plate, and the guide plate is made of heat insulation materials.
As a preferable technical scheme of the utility model, the first spraying frame is fixedly arranged on the outer side surface of the conveying belt, the second spraying frame is fixedly arranged on the outer side surface of the conveying belt, the mounting position of the second spraying frame is lower than that of the first spraying frame, pump machines are fixedly arranged at the top end of the first spraying frame and the top end of the second spraying frame, a plurality of groups of spray heads are connected with the bottom surfaces of the first spraying frame and the second spraying frame at equal intervals, the input end of the pump machine at the top surface of the first spraying frame is connected with a first communicating pipe, one end of the communicating pipe is fixedly arranged in an area between the tail end of the guide plate and the inner wall of the water tank and is positioned at the middle end of the water tank, the input end of the pump machine at the top end of the second spraying frame is connected with a second communicating pipe, and the tail end of the communicating pipe is fixedly arranged on the side surface of the water tank and is positioned in an area close to the condenser tube.
As the preferable technical scheme of the utility model, the air drying frames are alternately distributed between the first spraying frame and the second spraying frame and the downward region of the second spraying frame along the conveyor belt, the top end of the air drying frame is connected with a fan, and the bottom end of the air drying frame is connected with a plurality of groups of air inlets.
Compared with the prior art, the utility model provides the extremely cold quenching equipment for neodymium iron boron heat treatment, which has the following beneficial effects:
1. This extremely cold quenching equipment for neodymium iron boron thermal treatment is installed pump machine respectively on spraying frame one and spraying frame two through the difference to through communicating pipe one and communicating pipe two with the inside different position different temperature's of water tank neodymium iron boron powder of conveyer belt cooling, thereby realized hierarchical cooling, and liquid spray after the condenser pipe cooling has significantly reduced the required time of cooling.
2. This extremely cold quenching equipment for neodymium iron boron thermal treatment is through leading-in to the aggregate bin inside from the guide block top with the neodymium iron boron powder after the heating is accomplished to the conveyer belt surface, and synchronous start the outside blast air of fan, preliminary outside export of temperature department on neodymium iron boron powder surface, simultaneously in order to fly away all around owing to neodymium iron boron powder, the air inlet end of fan mainly is aggregate bin top surface and passes through, when the air current passes through the guide block, by the reduction of the cross-sectional area of circulation, let the velocity of flow increase, let the powder of scattering all around move towards the conveyer belt surface under the effect of air current, move towards the aggregate bin outside under the effect of conveyer belt.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is a schematic top view of the structure of the present utility model;
FIG. 3 is a schematic diagram of the present utility model in full section;
FIG. 4 is a schematic top cross-sectional view of the structure of the present utility model;
fig. 5 is a rear perspective view of the structure of the present utility model.
Wherein: 1. a collecting bin; 2. a conveyor belt; 3. a fan; 4. a water tank; 5. a deflector; 6. a condensing tube; 7. a guide block; 8. a first spraying frame; 9. a second spraying frame; 10. a first communicating pipe; 11. a second communicating pipe; 12. an air drying rack; 13. and (5) pumping.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-5, a super-cold quenching device for neodymium iron boron heat treatment comprises a collecting bin 1, a water tank 4 is attached to the front bottom of the collecting bin 1, a guide block 7 is connected to the opening of the top surface of the collecting bin 1, a conveyor belt 2 is connected to the inner wall of the collecting bin 1, a support leg is arranged at the tail end of the conveyor belt 2 and is attached to the water tank 4, a condensing tube 6 is arranged on the bottom surface of the water tank 4, which is close to the tail end of the conveyor belt 2, a spraying frame I8 and a spraying frame II 9 are connected to the outer side of the conveyor belt 2, an air drying frame 12 is arranged on the outer side of the conveyor belt 2 at equal intervals, a fan 3 is arranged at the bottom end of the back surface of the collecting bin 1, a guide plate 5 is connected to the inner side of the water tank 4, pumps 13 are connected to the top ends of the spraying frame I8 and the spraying frame II 9, and the two pumps 13 are connected to different pipelines, and the pipelines are all communicated to the inner part of the water tank 4.
The neodymium iron boron powder after finishing heating is led into the aggregate bin 1 from the top of the guide block 7 and falls to the surface of the conveyor belt 2, and the fan 3 is synchronously started to blow outwards, the temperature of the surface of the neodymium iron boron powder is initially led outwards, meanwhile, in order to fly around due to the neodymium iron boron powder, the air inlet end of the fan 3 mainly passes through the top surface of the aggregate bin 1, when the air flow passes through the guide block 7, the flow velocity is increased due to the reduction of the cross-sectional area of circulation, the scattered powder moves towards the surface of the conveyor belt 2 under the action of the air flow, and moves towards the outside of the aggregate bin 1 under the action of the conveyor belt 2.
Further, because a large amount of high-temperature neodymium iron boron powder is piled up on the surface of the conveyor belt 2, the air permeability of the conveyor belt 2 is guaranteed, so that the canvas structure on the surface of the traditional conveyor belt 2 is replaced by a dense mesh structure woven by high-melting-point metal, and the mesh diameter is smaller than that of the neodymium iron boron powder, so that the neodymium iron boron powder is guaranteed to be piled up on the surface of the conveyor belt 2.
Further, pump 13 at the top of spray rack one 8 extracts the liquid at the middle part of water tank 4 and then cools off the neodymium iron boron powder on conveyer belt 2 surface, the part that is heated just not by evaporating liquid from conveyer belt 2 surface drip back water tank 4 inside liquid level top simultaneously, and then let liquid level top temperature rise, because there is condenser pipe 6 inside water tank 4, liquid to water tank 4 bottom cools off, there is communicating pipe one 10 in upper and lower cold and hot junction, carry out preliminary cooling to neodymium iron boron powder through the moderate liquid of temperature, afterwards, along with the motion of conveyer belt 2, drive neodymium iron boron powder and get into concave spray rack two 9 within range, be close to the low temperature water liquid of water tank 4 bottom through communicating pipe two 11, spray by the shower nozzle of spray rack two 9 through corresponding pump 13 and then carry out quick cooling treatment to powder, and then realize extremely cold quenching, greatly reduced refrigerated latency.
Further, air-drying frame 12 is provided with two, wherein be in the region that sprays frame one 8 and spray frame two 9 supports, another is in spray frame two 9 backward regions, and neodymium iron boron powder temperature is higher in spraying the in-process, can lead to a large amount of fog production because evaporation at the in-process of spraying liquid to influence the heat transfer, the fan on the air-drying frame 12 starts and draws fog and outwards discharges this moment, and then derives heat more soon, later outwards discharges through conveyer belt 2 and accomplish the cooling.
Further, after the liquid at the second spraying frame 9 drops, the liquid can drop to the top end of the guide plate 5 and slowly flow downwards, and then the tail end of the guide plate 5 is mixed with the cooled liquid to cool the hot liquid, and the guide plate 5 is made of heat-insulating materials, so that heat transfer on the guide plate 5 can be avoided.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a neodymium iron boron is extremely cold quenching equipment for thermal treatment, includes collection silo (1), the laminating of collection silo (1) openly bottom has water tank (4), its characterized in that: the utility model discloses a water tank, including collection silo (1), conveyer belt (2) end bottom surface, conveyer belt (2) are connected with guide block (7), conveyer belt (2) outside is connected with spray frame one (8) and sprays frame two (9), conveyer belt (2) outside equidistance is provided with air-drying frame (12), collection silo (1) back bottom is provided with fan (3), water tank (4) internally connected with guide plate (5), spray frame one (8) and spray frame two (9) top all are connected with pump (13), two pump (13) advance the water end and be connected with different pipelines, and this pipeline all communicates inside water tank (4).
2. The apparatus for quenching a neodymium iron boron according to claim 1, wherein: the guide block (7) is in an inverted cone shape, the tail end of the guide block points to the top end of the conveying belt (2), the fan (3) is fixedly arranged at the bottom end of the back of the collecting bin (1), and the air flow direction is outwards when the guide block is started.
3. The apparatus for quenching a neodymium iron boron according to claim 1, wherein: the surface of the conveyor belt (2) is of a dense net structure woven by high-melting-point metal, the mesh diameter is smaller than the diameter of neodymium iron boron powder, and a motor for driving the conveyor belt (2) is arranged on the side face of the collecting bin (1).
4. The apparatus for quenching a neodymium iron boron according to claim 1, wherein: the water tank is characterized in that a guide plate (5) is fixedly arranged in the middle of the inner wall of the water tank (4), the guide plate (5) has an inclined gradient towards the collecting bin (14), the distance between the tail end of the guide plate (5) and the collecting bin (1) is smaller than the horizontal length of the guide plate (5), and the guide plate (5) is made of heat insulation materials.
5. The apparatus for quenching a neodymium iron boron according to claim 1, wherein: the utility model discloses a water tank, including conveyer belt (2), spray frame one (8), spray frame two (9) fixed mounting in conveyer belt (2) lateral surface, and spray frame two (9) mounted position is less than spray frame one (8), spray frame one (8) top with spray frame two (9) top equal fixed mounting has pump (13), spray frame one (8) and spray frame two (9) bottom surface equidistance is connected with multiunit shower nozzle, spray frame one (8) top surface pump (13) input is connected with communicating pipe one (10), communicating pipe one (10) end fixed mounting is in the region between baffle (5) end and water tank (4) inner wall, and is in water tank (4) middle-end, the pump (13) input on spray frame two (9) top is connected with communicating pipe two (11), communicating pipe two (11) end fixed mounting is in water tank (4) side, and is in the region that is close to condenser tube (6).
6. The apparatus for quenching a neodymium iron boron according to claim 1, wherein: the air drying rack (12) is alternately distributed between the first spraying rack (8) and the second spraying rack (9) is arranged in a downward area along the conveying belt (2), a fan is connected to the top end of the air drying rack (12), and a plurality of groups of air inlets are connected to the bottom end of the air drying rack (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581903.0U CN220951920U (en) | 2023-09-22 | 2023-09-22 | Extremely cold quenching equipment for neodymium iron boron heat treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322581903.0U CN220951920U (en) | 2023-09-22 | 2023-09-22 | Extremely cold quenching equipment for neodymium iron boron heat treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220951920U true CN220951920U (en) | 2024-05-14 |
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ID=91012518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322581903.0U Active CN220951920U (en) | 2023-09-22 | 2023-09-22 | Extremely cold quenching equipment for neodymium iron boron heat treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220951920U (en) |
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2023
- 2023-09-22 CN CN202322581903.0U patent/CN220951920U/en active Active
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