CN207585326U - A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven - Google Patents
A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven Download PDFInfo
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- CN207585326U CN207585326U CN201721774628.2U CN201721774628U CN207585326U CN 207585326 U CN207585326 U CN 207585326U CN 201721774628 U CN201721774628 U CN 201721774628U CN 207585326 U CN207585326 U CN 207585326U
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- pipe
- furnace body
- magnet steel
- sintering furnace
- subspace
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Abstract
The utility model discloses a kind of Nd-Fe-B magnet steels to be sintered vacuum drying oven, including subspace and stent, the stent is internally provided with sintering furnace body, water pipe ditch has been symmetrically arranged at left and right sides of the sintering furnace body, the water pipe ditch is internally provided with condensate pipe, and the side of the condensate pipe is provided with water inlet pipe, and the opposite side of condensate pipe is provided with outlet pipe, it is fixedly connected between the water inlet pipe and outlet pipe by circulating pump, the lower right-hand side of the sintering furnace body is provided with connector.The heat being sintered in furnace body by blower fan structure is imported in subspace and carries out cooling heat dissipation by the utility model, saves the troublesome operation that air pressure is adjusted in sintering furnace body；Antiseepage web frame can enter to avoid the Nd-Fe-B magnet steel in sintering furnace body in subspace；Cooling fan and heat-absorbing material structure can prestissimo internal heat is distributed；It is easy to operate, alleviate the operation difficulty of staff.
Description
Technical field
The utility model belongs to Nd-Fe-B magnet steel processing technique field, and in particular to a kind of Nd-Fe-B magnet steel is sintered vacuum
Stove.
Background technology
Nd-Fe-B magnet steel permanent-magnet material is most important one kind in rare earth permanent-magnetic material, it is mainly by simple metal neodymium, pure
Iron and ferro-boron and other trace elements are matched as classical both at home and abroad, and with pure vacuum melting, ingot casting knot product crush ball milling, compacting
Orientation forming, then through magnet made of sintering heat treatment, microstructure is mainly by main phase Nd2Fe14B, crystal grain and Grain-Boundary Phase
Composition；It the volume ratio of Grain-Boundary Phase and main phase and inherent composition quality and is uniformly distributed situation and all has close pass with magnet coercivity
System.
From nineteen eighty-three, since assistant river true man have found neodymium iron boron magnetic body, global neodymium iron boron magnetic body yield is from nineteen eighty-three less than 1
Ton surge to 2006 more than 50,000 tons, wherein Sintered NdFeB magnet yield accounts for the 90% of total amount, especially from 2003-
In nearly 3 year of 2006, global Sintered NdFeB magnet annual output surges from 20,000 tons to 50,000 tons, and average annual growth rate surpasses
Cross 30%.The king Nd of contemporary permanent magnetism2Fe14Permanent magnetism market is captured with the high speed having no precedent after the advent of B magnets, by for many years
Commercialization development, it is a kind of using the particularly important permanent-magnet material wide, that potentiality are big of model to have been demonstrated that it becomes really；I
State's rare earth permanent-magnetic material is produced since mid-nineties 90 in century by 2006 only, most production Technology, various productions
Equipment and magnetic parameter determining instrument etc. be all China scientific and technical personnel developed, innovate and production practices and obtain, at present
Production technology, production equipment and measuring instrument of main rare earth permanent magnet etc. have reached advanced international standard, but still have equipment component
Shortcomings are to be modified.
The Nd-Fe-B magnet steel sintering vacuum drying oven of the prior art has the following problems：Nd-Fe-B magnet steel production at present can all use
Vacuum sintering furnace, temperature when being sintered to magnetic material also reach 300 in 1500 degrees centigrades, the at this time temperature of furnace wall
Degree Celsius, it needing to cool down, the existing vacuum sintering furnace type of cooling is to be aerated cooling processing to furnace chamber by wind turbine mostly, but
Sealing state is integrally presented in vacuum sintering furnace, and ventilation state is poor, and wind turbine cooling velocity is slower, takes a long time, to a certain degree
On delayed yield, affect the service efficiency of equipment, and need in furnace chamber air pressure that can just be opened when being more than or equal to an atmospheric pressure
Wind turbine is moved, otherwise wind turbine is easily damaged, and cooling is complicated for operation cumbersome, increases the operation difficulty of staff.
Utility model content
To solve the problems mentioned above in the background art.The utility model provides a kind of Nd-Fe-B magnet steel sintering vacuum
Stove has the characteristics that good heat dissipation effect, service life are long.
To achieve the above object, the utility model provides following technical solution：A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven, packet
Enclosed tool space and stent, the stent are internally provided with sintering furnace body, and the left and right sides of the sintering furnace body is respectively symmetrically set
Water pipe ditch is equipped with, the water pipe ditch is internally provided with condensate pipe, and the side of the condensate pipe is provided with water inlet pipe, and cold
The opposite side of condensate pipe is provided with outlet pipe, is fixedly connected between the water inlet pipe and outlet pipe by circulating pump, the sintering
The lower right-hand side of furnace body is provided with connector, and the connector is internally provided with antiseepage net, and the antiseepage net is far from sintering furnace
The side of body is provided with subspace, and the centre position of the subspace is provided with hot channel, and the side wall of subspace is respectively provided with
There is heat-absorbing material, the interior side of the hot channel is provided with cooling fan, and the inside opposite side of hot channel is provided with
Wind turbine, the cooling fan is provided with accumulator close to the side of wind turbine, by electrical between the accumulator and external power supply
Connection.
Preferably, the outer surface of the cooling fan, accumulator and wind turbine is both provided with condensing water bag.
Preferably, it is electrically connected between the cooling fan and accumulator and accumulator and wind turbine by power cord.
Preferably, the heat-absorbing material is mineral wool board.
Preferably, it is detachably connected between the connector and antiseepage net by mounting base.
Preferably, it is fixedly connected between the water pipe ditch and condensate pipe by fixed seat.
Compared with prior art, the beneficial effects of the utility model are：
1st, the heat being sintered in furnace body by blower fan structure is imported in subspace and carries out cooling heat dissipation by the utility model, is saved
It goes in sintering furnace body to adjust the troublesome operation of air pressure；Antiseepage web frame can enter son to avoid the Nd-Fe-B magnet steel in sintering furnace body
In space；Cooling fan and heat-absorbing material structure can prestissimo internal heat is distributed；It is easy to operate, it alleviates
The operation difficulty of staff.
2nd, the utility model realizes furnace wall surface under vacuum sintering furnace working condition by water pipe ditch and condensate pipe structure
The reduction function of temperature, reduces follow-up cooling time；By water inlet pipe, circulating pump and service branch structure, condensed water is realized
Pipe internal condensation water circulates, and accelerates distributing for furnace wall surface temperature, and simple in structure, reasonable design has good
Market prospects.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram that the utility model is sintered furnace body；
Fig. 3 is the structure diagram of the utility model subspace；
Fig. 4 is the structure diagram of the utility model hot channel；
In figure：1st, it is sintered furnace body；2nd, connector；3rd, antiseepage net；4th, subspace；5th, water inlet pipe；6th, circulating pump；7th, it is discharged
Pipe；8th, stent；9th, water pipe ditch；10th, condensate pipe；11st, hot channel；12nd, heat-absorbing material；13rd, cooling fan；14th, accumulator；
15th, condensing water bag；16th, wind turbine.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides following technical scheme：A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven, including
Subspace 4 and stent 8, stent 8 are internally provided with sintering furnace body 1, and the left and right sides of sintering furnace body 1 has been symmetrically arranged water
Tube seat 9, water pipe ditch 9 are internally provided with condensate pipe 10, are fixed and connected by fixed seat between water pipe ditch 9 and condensate pipe 10
It connects, firmer in order to be connected between water pipe ditch 9 and condensate pipe 10, the side of condensate pipe 10 is provided with water inlet pipe 5, and cold
The opposite side of condensate pipe 10 is provided with outlet pipe 7, is fixedly connected between water inlet pipe 5 and outlet pipe 7 by circulating pump 6, sintering furnace
The lower right-hand side of body 1 is provided with connector 2, and connector 2 is internally provided with antiseepage net 3, leads between connector 2 and antiseepage net 3
It crosses mounting base to be detachably connected, cleans the sundries on 3 surface of antiseepage net for convenience, side of the antiseepage net 3 far from sintering furnace body 1 is set
Subspace 4 is equipped with, the centre position of subspace 4 is provided with hot channel 11, and the side wall of subspace 4 is both provided with heat-absorbing material
12, heat-absorbing material 12 is mineral wool board, and in order to which endothermic effect is more preferable, the interior side of hot channel 11 is provided with cooling fan 13,
And the inside opposite side of hot channel 11 is provided with wind turbine 16, cooling fan 13 is provided with accumulator close to the side of wind turbine 16
14, it is electrically connected between cooling fan 13 and accumulator 14 and accumulator 14 and wind turbine 16 by power cord, for electric power storage
Pond 14 preferably powers for cooling fan 13 and wind turbine 16, and the outer surface of cooling fan 13, accumulator 14 and wind turbine 16 is respectively provided with
There is condensing water bag 15, it is damaged in order to avoid 4 internal temperature of subspace is excessively high, lead between accumulator 14 and external power supply
Cross electric connection.
The operation principle and process for using of the utility model：After the utility model installs, it is sintered 1 working condition of furnace body
When, start the condensed water inside 6 circulating condensing water pipe 10 of circulating pump, it is made fully to contact cooling with furnace wall, to a certain extent
The temperature of furnace wall is reduced, the operating time is reduced for follow-up cooling, promotes the service efficiency of sintering furnace body 1；After sintering, start
The heat being sintered inside furnace body 1 is introduced into subspace 4 by wind turbine 16 to radiate, while cooling fan 13 acts, to subspace 4
Internal heat is distributed, and heat-absorbing material 12 is absorbed to not distributing complete heat, dual-cooled measure, cooling effect
It is good, the troublesome operation that de-regulation air pressure works so as to wind turbine 16 is saved in radiation processes, alleviates the operation difficulty of staff.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of Nd-Fe-B magnet steel is sintered vacuum drying oven, including subspace (4) and stent (8), it is characterised in that：The stent (8)
Be internally provided with sintering furnace body (1), be symmetrically arranged water pipe ditch (9) at left and right sides of sintering furnace body (1), it is described
Water pipe ditch (9) is internally provided with condensate pipe (10), and the side of the condensate pipe (10) is provided with water inlet pipe (5), and cold
The opposite side of condensate pipe (10) is provided with outlet pipe (7), solid by circulating pump (6) between the water inlet pipe (5) and outlet pipe (7)
Fixed connection, the lower right-hand side of the sintering furnace body (1) are provided with connector (2), and the connector (2) is internally provided with antiseepage
Net (3), side of the antiseepage net (3) far from sintering furnace body (1) are provided with subspace (4), the interposition of the subspace (4)
It installs and is equipped with hot channel (11), and the side wall of subspace (4) is both provided with heat-absorbing material (12), the hot channel (11)
Interior side is provided with cooling fan (13), and the inside opposite side of hot channel (11) is provided with wind turbine (16), the heat dissipation
Wind turbine (13) is provided with accumulator (14) close to the side of wind turbine (16), and the accumulator (14) passes through electricity between external power supply
Property connection.
2. a kind of Nd-Fe-B magnet steel sintering vacuum drying oven according to claim 1, it is characterised in that：The cooling fan
(13), the outer surface of accumulator (14) and wind turbine (16) is both provided with condensing water bag (15).
3. a kind of Nd-Fe-B magnet steel sintering vacuum drying oven according to claim 1, it is characterised in that：The cooling fan (13)
It is electrically connected between accumulator (14) and accumulator (14) and wind turbine (16) by power cord.
4. a kind of Nd-Fe-B magnet steel sintering vacuum drying oven according to claim 1, it is characterised in that：The heat-absorbing material (12)
For mineral wool board.
5. a kind of Nd-Fe-B magnet steel sintering vacuum drying oven according to claim 1, it is characterised in that：The connector (2) with
Antiseepage net is detachably connected between (3) by mounting base.
6. a kind of Nd-Fe-B magnet steel sintering vacuum drying oven according to claim 1, it is characterised in that：The water pipe ditch (9) with
Condensate pipe is fixedly connected between (10) by fixed seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774628.2U CN207585326U (en) | 2017-12-18 | 2017-12-18 | A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721774628.2U CN207585326U (en) | 2017-12-18 | 2017-12-18 | A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207585326U true CN207585326U (en) | 2018-07-06 |
Family
ID=62739086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721774628.2U Active CN207585326U (en) | 2017-12-18 | 2017-12-18 | A kind of Nd-Fe-B magnet steel is sintered vacuum drying oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207585326U (en) |
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2017
- 2017-12-18 CN CN201721774628.2U patent/CN207585326U/en active Active
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