CN205967420U - Ndfeb magnets material production facility - Google Patents
Ndfeb magnets material production facility Download PDFInfo
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- CN205967420U CN205967420U CN201620847594.4U CN201620847594U CN205967420U CN 205967420 U CN205967420 U CN 205967420U CN 201620847594 U CN201620847594 U CN 201620847594U CN 205967420 U CN205967420 U CN 205967420U
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- equipment
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- iron boron
- neodymium iron
- boron powder
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Abstract
The utility model provides a ndfeb magnets material production facility includes: the air current grinds equipment, sampler, miniature passivation room, granularity tester and controller, wherein, the sampler with the air current grinds the discharge gate of equipment to be connected, and it is right to be used for the ndfeb powder that air current mill equipment made takes a sample, miniature passivation room with the sampler is connected for the ndfeb powder of passivation sample, the granularity tester with miniature passivation room is connected for carry out granularity detection to the ndfeb powder after the passivation, and with the testing result send for the controller, the controller with the granularity tester reaches air current mill equipment is connected, is used for the basis the testing result adjustment of granularity tester the air current grinds the sorting wheel speed of equipment. This equipment fuses neodymium iron boron powder process and granularity detection together, has realized the automation of ndfeb powder manufacturing process, has improved product quality and production efficiency, has reduced labour cost.
Description
Technical field
This utility model is related to sintered NdFeB powder production equipment technical field, more particularly, to a kind of NdFeB material life
Product equipment.
Background technology
Sintered NdFeB have the advantages that abundant raw materials, magnetic property high so as to modern industry include electronics, the energy,
The field such as automobile and aviation has a wide range of applications.Sintered NdFeB needs to carry out strict control to powder size, poor
Powder size can lead to magnet mass not up to standard.
In conventional sintering neodymium iron boron flouring technology, using airflow milling equipment powder, during airflow milling powder, every
Carry out manual sampling within 30 minutes, and carry out artificial granularity Detection, if it find that powder size is not inconsistent standardization, more artificially handss
Dynamic adjustment jet mill sorting wheel rotating speed, until powder size reaches standard.When powder size deviation is larger, in air-flow
Need during powder-grinding repeatedly continually to go adjustment sorting wheel speed so that powder size conformance with standard, this will result in powder
Particle size distribution is poor, finally affects magnet mass.Meanwhile, this process is comparatively laborious, needs several operative employees repeatedly to be worked,
Labour cost is higher, and production efficiency is too low.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of NdFeB material production equipment, can be automatically performed
NdFeB material powder and granularity Detection process, improve product quality and production efficiency, reduce labour cost.
A kind of NdFeB material production equipment, including：
Airflow milling equipment, sampler, miniature passivation room, particle size analyzer and controller；
Wherein, described sampler is connected with the discharging opening of described airflow milling equipment, for being obtained to described airflow milling equipment
Neodymium iron boron powder be sampled；
Described miniature passivation room is connected with described sampler, for the neodymium iron boron powder of passivation sampling；
Described particle size analyzer is connected with described miniature passivation room, for carrying out granularity inspection to the neodymium iron boron powder after passivation
Survey, and testing result is sent to described controller；
Described controller is connected with described particle size analyzer and described airflow milling equipment, for according to described particle size analyzer
Testing result adjust described airflow milling equipment sorting wheel speed.
Preferably, when the neodymium iron boron powder that described sampler is obtained to described airflow milling equipment is sampled, specifically for：
5 grams of the neodymium iron boron dust sampling that sampler was obtained to described airflow milling equipment every 30 minutes, sends into miniature passivation
Room.
Preferably, during the neodymium iron boron powder of described miniature passivation room passivation sampling, specifically for：
The neodymium iron boron powder of sampling is passivated 5 minutes in the environment of 1% oxygen content, is then fed into particle size analyzer.
Preferably, described controller adjusts the sorting of described airflow milling equipment according to the testing result of described particle size analyzer
During wheel speed, specifically for：
The neodymium iron boron powder granulometry of the testing result of described particle size analyzer and regulation is contrasted；
When the testing result of described particle size analyzer is more than the neodymium iron boron powder granulometry of described regulation, tune up described
The sorting wheel speed of airflow milling equipment；
When the testing result of described particle size analyzer is less than the neodymium iron boron powder granulometry of described regulation, slow down described
The sorting wheel speed of airflow milling equipment.
Preferably, described equipment also includes：Infrared sensor at described particle size analyzer charging aperture, in sense
Start described particle size analyzer when should arrive neodymium iron boron powder.
NdFeB material production equipment provided by the utility model, by sampler from the discharging opening pair of airflow milling equipment
The neodymium iron boron powder that airflow milling equipment is obtained is sampled；Then by miniature passivation room, described neodymium iron boron powder is passivated；
Again granularity Detection is carried out to the neodymium iron boron powder after passivation by particle size analyzer, and testing result is sent to controller；Finally
Controller adjusts the sorting wheel speed of airflow milling equipment according to the testing result of particle size analyzer, makes powder size up to standard.This sets
Standby neodymium iron boron powder and granularity Detection are merged it is achieved that the automatization of neodymium iron boron powder manufacturing process, with respect to biography
The manual detection powder size of system and frequent adjustment jet mill sorting wheel rotating speed, improve product quality and production efficiency, reduce
Labour cost.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing providing.
Fig. 1 is a kind of structural representation of NdFeB material production equipment disclosed in this utility model embodiment；
Fig. 2 is the structural representation of another kind of NdFeB material production equipment disclosed in this utility model embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
This utility model embodiment discloses a kind of NdFeB material production equipment, and shown in Figure 1, this equipment includes：
Airflow milling equipment 101, sampler 102, miniature passivation room 103, particle size analyzer 104 and controller 105；
Wherein, sampler 102 is connected with the discharging opening of airflow milling equipment 101, for the neodymium that airflow milling equipment 101 is obtained
Ferrum boron powder is sampled；
Miniature passivation room 103 is connected with sampler 102, for the neodymium iron boron powder of passivation sampling；
Particle size analyzer 104 is connected with miniature passivation room 103, for carrying out granularity inspection to the neodymium iron boron powder after passivation
Survey, and testing result is sent to controller 105；
Controller 105 is connected with particle size analyzer 104 and airflow milling equipment 101, for the inspection according to particle size analyzer 104
Survey the sorting wheel speed that result adjusts airflow milling equipment 101.
Specifically, in conventional sintering neodymium iron boron production method, neodymium iron boron powder is obtained using airflow milling equipment 101, so
Afterwards by manually periodic sampling being carried out to powder, it is transported to granularity Detection center and carries out granularity Detection, according to testing result, then by people
Work adjusts airflow milling equipment sorting wheel speed, so that the neodymium iron boron powder size that airflow milling equipment is obtained is up to standard.New in this practicality
In type equipment, airflow milling equipment and granularity detection device are combined together, while airflow milling equipment 101 produces powder,
Automatically powder size is detected, and real-time regulation airflow milling equipment sorting wheel speed, so that the neodymium iron boron powder grain being obtained
Degree is up to standard.
It should be noted that between sampler 102 of the present utility model, miniature passivation room 103 and particle size analyzer 104
Channel interior, be provided with conveyor-belt apparatus, for transmitting neodymium iron boron powder, enable neodymium iron boron powder according to setting pattern from taking
Sample device 102 reaches particle size analyzer 104.
NdFeB material production equipment provided by the utility model, by sampler 102 going out from airflow milling equipment 101
The neodymium iron boron powder that material mouth is obtained to airflow milling equipment is sampled；Then by miniature passivation room 103 by described neodymium iron boron powder
It is passivated；Again granularity Detection is carried out to the neodymium iron boron powder after passivation by particle size analyzer 104, and testing result is sent to
Controller 105；Last controller 105 adjusts the sorting wheel speed of airflow milling equipment 101 according to the testing result of particle size analyzer,
Make powder size up to standard.This equipment merges neodymium iron boron powder and granularity Detection it is achieved that neodymium iron boron powder made
The automatization of journey, with respect to traditional manual detection powder size and frequent adjustment jet mill sorting wheel rotating speed, improves product
Quality and production efficiency, reduce labour cost.
Optionally, in another embodiment of the present utility model, the neodymium that sampler 102 is obtained to airflow milling equipment 101
When ferrum boron powder is sampled, specifically for：
5 grams of the neodymium iron boron dust sampling that sampler 102 was obtained to airflow milling equipment 101 every 30 minutes, sends into miniature blunt
Change room 103.
Specifically, the sampling period of sampler 102 and sampling quality, is controlled by controller 105.Sampler 102 with
Controller 105 can be attached in wired or wireless manner, is taken by controller 105 real-time control sampler 102
Sample；Setting can also be operated in advance by controller 105 to sampler 102, sampler 102 is automatically performed and powder is taken
Sample.
Optionally, in another embodiment of the present utility model, the neodymium iron boron powder of miniature passivation room 103 passivation sampling
When, specifically for：
The neodymium iron boron powder of sampling is passivated 5 minutes in the environment of 1% oxygen content, is then fed into particle size analyzer 104.
Specifically, neodymium iron boron powder is a kind of hypoxia storage product, and higher oxygen content may make neodymium iron boron powder fire
Burn fire.If directly the neodymium iron boron powder that sampler 102 samples being sent in particle size analyzer 104 and carrying out granularity Detection, by
Higher in the neodymium iron boron powder self-temperature being just obtained, and the internal oxygen content of particle size analyzer is high, neodymium iron boron powder can on fire
Raw blast.Therefore, before granularity Detection is carried out to the neodymium iron boron powder being just obtained, need to carry out neodymium iron boron powder first blunt
Change.In neodymium iron boron powder passivation technology field, worker summarizes the experience out through long-term work, blunt in 1% oxygen content environment
Change and can obtain preferable passivation effect in 5 minutes.Therefore, sampler 102 is sampled by miniature passivation room 103 of the present utility model
Neodymium iron boron powder is passivated 5 minutes in the environment of 1% oxygen content, is then fed into particle size analyzer 104.
Optionally, in another embodiment of the present utility model, controller 105 is according to the detection of particle size analyzer 104
When result adjusts the sorting wheel speed of airflow milling equipment 101, specifically for：
The neodymium iron boron powder granulometry of the testing result of particle size analyzer 104 and regulation is contrasted；
When the testing result of particle size analyzer 104 is more than the neodymium iron boron powder granulometry of described regulation, tune up air-flow
The sorting wheel speed of mill equipment 101；
When the testing result of particle size analyzer 104 is less than the neodymium iron boron powder granulometry of described regulation, slow down air-flow
The sorting wheel speed of mill equipment 101.
Specifically, when the testing result of particle size analyzer 104 is more than the neodymium iron boron powder granulometry of described regulation, say
The neodymium iron boron powder size that bright airflow milling equipment 101 is obtained is excessive, needs to make the prepared neodymium iron boron powder of airflow milling equipment 101
Granularity diminishes, and at this moment should tune up the sorting wheel speed of airflow milling equipment 101；Contrary, when the detection knot of particle size analyzer 104
When fruit is less than the neodymium iron boron powder granulometry of described regulation, the neodymium iron boron powder size mistake that airflow milling equipment 101 is obtained is described
Little, need the granularity of the neodymium iron boron powder making airflow milling equipment 101 be obtained to become big, at this moment should slow down airflow milling equipment 101
Sorting wheel speed.
Optionally, in another embodiment of the present utility model, shown in Figure 2, described equipment also includes：Positioned at grain
Infrared sensor 106 at degree tester 104 charging aperture, for starting particle size analyzer 104 when sensing neodymium iron boron powder.
Specifically, the neodymium iron boron powder after the passivation of miniature passivation room 103, temperature is higher than still air themperature.Infrared
Sensor 106 can perceive thermal source, when the neodymium iron boron powder after passivation reaches the charging aperture of particle size analyzer 104, infrared biography
Sensor 106 has perceived thermal source, then triggering particle size analyzer 104 starts, and carries out granularity Detection to the neodymium iron boron powder entering.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality
Type.Multiple modifications to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The wide scope consistent with features of novelty.
Claims (5)
1. a kind of NdFeB material production equipment is it is characterised in that include：
Airflow milling equipment, sampler, miniature passivation room, particle size analyzer and controller；
Wherein, described sampler is connected with the discharging opening of described airflow milling equipment, for the neodymium that described airflow milling equipment is obtained
Ferrum boron powder is sampled；
Described miniature passivation room is connected with described sampler, for the neodymium iron boron powder of passivation sampling；
Described particle size analyzer is connected with described miniature passivation room, for granularity Detection is carried out to the neodymium iron boron powder after passivation,
And testing result is sent to described controller；
Described controller is connected with described particle size analyzer and described airflow milling equipment, for the inspection according to described particle size analyzer
Survey the sorting wheel speed that result adjusts described airflow milling equipment.
2. equipment according to claim 1 it is characterised in that described sampler to described airflow milling equipment be obtained neodymium ferrum
When boron powder is sampled, specifically for：
5 grams of the neodymium iron boron dust sampling that sampler was obtained to described airflow milling equipment every 30 minutes, sends into miniature passivation room.
3. equipment according to claim 1 is it is characterised in that described miniature passivation room is passivated the neodymium iron boron powder of sampling
When, specifically for：
The neodymium iron boron powder of sampling is passivated 5 minutes in the environment of 1% oxygen content, is then fed into particle size analyzer.
4. equipment according to claim 1 is it is characterised in that described controller is tied according to the detection of described particle size analyzer
When fruit adjusts the sorting wheel speed of described airflow milling equipment, specifically for：
The neodymium iron boron powder granulometry of the testing result of described particle size analyzer and regulation is contrasted；
When the testing result of described particle size analyzer is more than the neodymium iron boron powder granulometry of described regulation, tune up described air-flow
The sorting wheel speed of mill equipment；
When the testing result of described particle size analyzer is less than the neodymium iron boron powder granulometry of described regulation, slow down described air-flow
The sorting wheel speed of mill equipment.
5. equipment according to claim 1 is it is characterised in that described equipment also includes：Enter positioned at described particle size analyzer
Infrared sensor at material mouth, for starting described particle size analyzer when sensing neodymium iron boron powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847594.4U CN205967420U (en) | 2016-08-05 | 2016-08-05 | Ndfeb magnets material production facility |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620847594.4U CN205967420U (en) | 2016-08-05 | 2016-08-05 | Ndfeb magnets material production facility |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205967420U true CN205967420U (en) | 2017-02-22 |
Family
ID=58029283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620847594.4U Active CN205967420U (en) | 2016-08-05 | 2016-08-05 | Ndfeb magnets material production facility |
Country Status (1)
| Country | Link |
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| CN (1) | CN205967420U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114628140A (en) * | 2022-03-29 | 2022-06-14 | 山西大缙华磁性材料有限公司 | Airflow milling system for neodymium-iron-boron powder |
-
2016
- 2016-08-05 CN CN201620847594.4U patent/CN205967420U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114628140A (en) * | 2022-03-29 | 2022-06-14 | 山西大缙华磁性材料有限公司 | Airflow milling system for neodymium-iron-boron powder |
| CN114628140B (en) * | 2022-03-29 | 2022-12-27 | 山西大缙华磁性材料有限公司 | Airflow milling system for neodymium-iron-boron powder |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |