CN206946939U - Device applied to magnetic recording media orientation - Google Patents
Device applied to magnetic recording media orientation Download PDFInfo
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- CN206946939U CN206946939U CN201720818909.7U CN201720818909U CN206946939U CN 206946939 U CN206946939 U CN 206946939U CN 201720818909 U CN201720818909 U CN 201720818909U CN 206946939 U CN206946939 U CN 206946939U
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- permanent
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- magnet material
- recording media
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Abstract
The utility model discloses a kind of device applied to magnetic recording media orientation, belong to permanent-magnet material field, including：First permanent magnetic device, it forms the first permanent magnetic circuit；Second permanent magnetic device, it forms the second permanent magnetic circuit, a passage is set between second permanent magnetic device and first permanent magnetic device, first permanent magnetic circuit and second permanent magnetic circuit are symmetrical arranged, and parallel permanent magnetic field is formed in the passage, when magnetic recording media is by the passage, it is orientated.The device uses permanent-magnet material to be orientated to magnetic recording media as permanent magnetic source, energy-saving and environment-friendly without using electromagnetic field.
Description
Technical field
The utility model belongs to permanent-magnet material field, more particularly to a kind of device applied to magnetic recording media orientation.
Background technology
Magnetic recording medium can be referred to as in Magnetographic Technology as the material of information carrier, such as tape, disk, magnetic card
Matter.At present, when being orientated to magnetic recording media, usually magnetic recording media is put into electromagnetic field in the presence of electromagnetic field
Magnetization is produced, forms vertical magnetic field or parallel magnetic field.But the electromagnetic field that this method for alignment uses, it is necessary to which electricity is provided
Source, magnetizing equipment etc. could be realized.
Utility model content
For the deficiencies in the prior art, a purpose of the present utility model there is provided one kind and be taken applied to magnetic recording media
To device, the device uses permanent-magnet material to be orientated to magnetic recording media as permanent magnetic source, without using electromagnetic field, both
Energy-conservation environmental protection again.
Technical scheme provided by the utility model is：
A kind of device applied to magnetic recording media orientation, including：
First permanent magnetic device, it forms the first permanent magnetic circuit；
Second permanent magnetic device, it forms second permanent magnetic circuit, second permanent magnetic device and first permanent magnetic device it
Between a passage is set, first permanent magnetic circuit and second permanent magnetic circuit are symmetrical arranged, and are formed in the passage flat
Capable permanent magnetic field, when magnetic recording media is by the passage, it is orientated.
Preferably, the described device for being applied to magnetic recording media orientation, first permanent magnetic device and described second
Permanent magnetic device includes one first permanent-magnet material being arranged in order in order, one second permanent-magnet material and one the 3rd permanent-magnet material,
Wherein, the direction of magnetization of first permanent-magnet material is opposite with the direction of magnetization of the 3rd permanent-magnet material and is each perpendicular to described
The N of the Y of passage, the S poles of first permanent-magnet material and the 3rd permanent-magnet material is extremely close to the passage, and described
The direction of magnetization of two permanent-magnet materials is parallel to the Y of the passage and its N is extremely close to the 3rd permanent-magnet material.
Preferably, the described device for being applied to magnetic recording media orientation, first permanent magnetic device and described second
Permanent magnetic device also includes a magnetic conductive board, the magnetic conductive board be arranged on first permanent-magnet material, second permanent-magnet material and
The other end relative with the passage of 3rd permanent-magnet material, to connect first permanent-magnet material and the described 3rd forever
Magnetic material forms magnetic circuit.
Preferably, the described device for being applied to magnetic recording media orientation, first permanent magnetic device and described second
Permanent magnetic device also includes the first poly- magnet plate and the second poly- magnet plate, the first poly- magnet plate and first permanent-magnet material
S poles connect, the second poly- magnet plate connects with the N poles of the 3rd permanent-magnet material.
Preferably, the described device for being applied to magnetic recording media orientation, the first poly- magnet plate and described second
Poly- magnet plate is mild steel, and carbon content is less than 0.25%.
Preferably, the described device for being applied to magnetic recording media orientation, first permanent-magnet material, described second are forever
The magnetic energy product of magnetic material and the 3rd permanent-magnet material is all higher than 35MGOe.
Preferably, the described device for being applied to magnetic recording media orientation, the carbon content of the magnetic conductive board are less than
0.45%.
The utility model comprises at least following beneficial effect：The first permanent magnetic circuit formed due to the first permanent magnetic device and the
The second permanent magnetic circuit that two permanent magnetic devices are formed is symmetrical arranged, and the passage between the first permanent magnetic device and the second permanent magnetic device
Middle formation permanent magnetic field, the permanent magnetism aligning device formed using two sets of permanent magnetic circuits, when channel width is 20mm, in passage
Shimming area magnetic field intensity can reach more than 1.2T, and when channel width is 12mm, shimming area magnetic field intensity can reach 1.8T
More than, therefore, device can be orientated to magnetic recording media made of permanent-magnet material, without electromagnetic field, energy-conserving and environment-protective, knot
Structure is simple, and cost is low.
Further advantage, target and feature of the present utility model embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of the device described in the utility model applied to magnetic recording media orientation；
Fig. 2 is magnetic circuit and the magnetic energy product analysis signal of the device described in the utility model applied to magnetic recording media orientation
Figure.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
The advantages of to make technical solutions of the utility model, is clearer, with reference to the accompanying drawings and examples to the utility model
Elaborate.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
As shown in figure 1, the device for being applied to magnetic recording media orientation that the utility model embodiment provides, including：First
Permanent magnetic device, it forms the first permanent magnetic circuit；Second permanent magnetic device, it forms the second permanent magnetic circuit, second permanent magnetic device
One passage 7 is set between first permanent magnetic device, first permanent magnetic circuit and second permanent magnetic circuit are symmetrical arranged,
And parallel permanent magnetic field is formed in the passage, when magnetic recording media is by the passage, it is orientated.
The second permanent magnetic circuit pair that the first permanent magnetic circuit and the second permanent magnetic device formed due to the first permanent magnetic device is formed
Claim to set, and permanent magnetic field is formed in the passage between the first permanent magnetic device and the second permanent magnetic device, using two sets of permanent-magnet magnetics
Road composition permanent magnetism aligning device, when channel width is 20mm, the shimming area magnetic field intensity in passage can reach 1.2T with
On, when channel width is 12mm, shimming area magnetic field intensity can reach more than 1.8T, therefore, be filled made of permanent-magnet material
Putting can be orientated to magnetic recording media, and without electromagnetic field, energy-conserving and environment-protective are simple in construction, and cost is low.When magnetic recording media leads to
When crossing passage, the composite containing magnetic is magnetized, forms a uniform magnetization pin, then solidified through film coating technique.
Specifically, the described device for being applied to magnetic recording media orientation, first permanent magnetic device and described second is forever
Magnetic device includes one first permanent-magnet material 2 being arranged in order in order, one second permanent-magnet material 4 and one the 3rd permanent-magnet material 5,
Wherein, the direction of magnetization of first permanent-magnet material 2 is opposite with the direction of magnetization of the 3rd permanent-magnet material 5 and is each perpendicular to institute
State the Y of passage 7, the N of the S poles of first permanent-magnet material and the 3rd permanent-magnet material is extremely close to the passage 7, institute
The direction of magnetization of the second permanent-magnet material is stated parallel to the Y of the passage and its N is extremely close to the 3rd permanent-magnet material.
Wherein, the described device for being applied to magnetic recording media orientation, first permanent-magnet material 2, second permanent magnetism
The magnetic energy product of material 4 and the 3rd permanent-magnet material 5 is all higher than 35MGOe.
Transmitted for the ease of magnetic circuit, reduce quantity of magnetism loss, further, the another kind of the utility model embodiment is preferred real
The mode of applying is：The described device for being applied to magnetic recording media orientation, first permanent magnetic device and second permanent magnetic device
Also include a magnetic conductive board 3, the magnetic conductive board 3 is arranged on first permanent-magnet material, second permanent-magnet material and described
The other end relative with the passage 7 of three permanent-magnet materials, to connect first permanent-magnet material 2 and the 3rd permanent magnetism material
Material 5 forms magnetic circuit.
It should be noted that because two covering device structures in the utility model embodiment are just the same, and be symmetrical arranged,
For degree of having any different, different marks is employed in accompanying drawing 1, as the first permanent-magnet material in the first permanent magnetic device uses label 2
Represent, the first permanent-magnet material in the second permanent magnetic device uses label 2, represents.
In order to reach more preferable poly- magnetic effect, further, another preferred embodiment of the utility model embodiment
For：The described device for being applied to magnetic recording media orientation, first permanent magnetic device and second permanent magnetic device also wrap
The first poly- 1 and second poly- magnet plate 6 of magnet plate is included, the first poly- magnet plate 1 connects with the S poles of first permanent-magnet material 2,
The second poly- magnet plate 6 connects with the N poles of the 3rd permanent-magnet material 5.Can be by the first poly- magnet in specific implementation process
Plate is pasted onto S poles one end of the first permanent-magnet material, and the second poly- magnet plate is pasted onto one end of the N poles of the 3rd permanent-magnet material.
Wherein, the described device for being applied to magnetic recording media orientation, the first poly- magnet plate and the second poly- magnetic
Iron plate is mild steel, and carbon content is less than 0.25%.
As described above, the device uses permanent-magnet material to be orientated as permanent magnetic source to magnetic recording media, without using electricity
Magnetic field, it is energy-saving and environment-friendly.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (7)
- A kind of 1. device applied to magnetic recording media orientation, it is characterised in that including：First permanent magnetic device, it forms the first permanent magnetic circuit；Second permanent magnetic device, it forms the second permanent magnetic circuit, set between second permanent magnetic device and first permanent magnetic device A passage is put, first permanent magnetic circuit and second permanent magnetic circuit are symmetrical arranged, and are formed in the passage parallel Permanent magnetic field, when magnetic recording media is by the passage, it is orientated.
- 2. the device applied to magnetic recording media orientation as claimed in claim 1, it is characterised in that first permanent magnetic device Include one first permanent-magnet material being arranged in order in order, one second permanent-magnet material and one the 3rd with second permanent magnetic device Permanent-magnet material, wherein, the direction of magnetization of first permanent-magnet material is opposite with the direction of magnetization of the 3rd permanent-magnet material and equal Perpendicular to the Y of the passage, the N of the S poles of first permanent-magnet material and the 3rd permanent-magnet material is extremely close to described logical Road, second permanent-magnet material the direction of magnetization is parallel to the Y of the passage and its N is extremely close to the 3rd permanent magnetism material Material.
- 3. the device applied to magnetic recording media orientation as claimed in claim 2, it is characterised in that first permanent magnetic device Also include a magnetic conductive board with second permanent magnetic device, the magnetic conductive board is arranged on first permanent-magnet material, described second The other end relative with the passage of permanent-magnet material and the 3rd permanent-magnet material, to connect first permanent-magnet material and 3rd permanent-magnet material forms magnetic circuit.
- 4. the device applied to magnetic recording media orientation as claimed in claim 3, it is characterised in that first permanent magnetic device Also include the first poly- magnet plate and the second poly- magnet plate with second permanent magnetic device, the first poly- magnet plate and described the The S poles of one permanent-magnet material connect, and the second poly- magnet plate connects with the N poles of the 3rd permanent-magnet material.
- 5. the device applied to magnetic recording media orientation as claimed in claim 4, it is characterised in that the first poly- magnet plate It is mild steel with the described second poly- magnet plate, carbon content is less than 0.25%.
- 6. the device applied to magnetic recording media orientation as claimed in claim 2, it is characterised in that the first permanent magnetism material The magnetic energy product of material, second permanent-magnet material and the 3rd permanent-magnet material is all higher than 35MGOe.
- 7. the device applied to magnetic recording media orientation as claimed in claim 3, it is characterised in that the carbon of the magnetic conductive board contains Amount is less than 0.45%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818909.7U CN206946939U (en) | 2017-07-07 | 2017-07-07 | Device applied to magnetic recording media orientation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818909.7U CN206946939U (en) | 2017-07-07 | 2017-07-07 | Device applied to magnetic recording media orientation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206946939U true CN206946939U (en) | 2018-01-30 |
Family
ID=61368321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720818909.7U Active CN206946939U (en) | 2017-07-07 | 2017-07-07 | Device applied to magnetic recording media orientation |
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|---|---|
| CN (1) | CN206946939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123434A (en) * | 2017-07-07 | 2017-09-01 | 京磁材料科技股份有限公司 | The device being orientated applied to magnetic recording media |
-
2017
- 2017-07-07 CN CN201720818909.7U patent/CN206946939U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107123434A (en) * | 2017-07-07 | 2017-09-01 | 京磁材料科技股份有限公司 | The device being orientated applied to magnetic recording media |
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