CN105730717A - Miniature magnetic torquer and manufacturing method for amorphous bar of miniature magnetic torquer - Google Patents
Miniature magnetic torquer and manufacturing method for amorphous bar of miniature magnetic torquer Download PDFInfo
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- CN105730717A CN105730717A CN201410744975.5A CN201410744975A CN105730717A CN 105730717 A CN105730717 A CN 105730717A CN 201410744975 A CN201410744975 A CN 201410744975A CN 105730717 A CN105730717 A CN 105730717A
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- bar
- amorphous
- magnetic torquer
- fesibpmo
- miniature magnetic
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Abstract
The invention discloses a miniature magnetic torquer and a manufacturing method for an amorphous bar of the miniature magnetic torquer. The miniature magnetic torquer comprises a magnetic bar mandrel and a coil wound around the magnetic bar mandrel. The magnetic bar mandrel is composed of the FeSiBPMo amorphous bar. The FeSiBPMo amorphous bar comprises, by mass, 75% to 80% of Fe, 5% to 10% of Si, 5% to 10% of B, 5% to 10% of P and 2% to 5% of Mo. Due to the fact that the magnetic bar mandrel of the miniature magnetic torquer is composed of the FeSiBPMo amorphous bar, and all the components are within the ranges mentioned above, the residual magnetism of the miniature magnetic torquer is low.
Description
Technical field
The present invention relates to the microsatellite attitude in actuator field, space and control actuator, particularly relate to the Miniature magnetic torquer of FeSiBPMo amorphous bar, further relate to the manufacture method of the bar magnet mandrel of this Miniature magnetic torquer.
Background technology
Modern microsatellite (10 ~ 100kg) is mainly characterized by functional density height, the lead time is short, invest and operation costs are low, can be widely applied to the numerous areas such as data communication, Space environment monitor, navigator fix, scientific experimentation.Along with the development of modern microsatellite technology, its posture control system is had higher requirement.Require that its attitude control system is simple, be reliable, easy to realize.Simple in construction, magnetic torquer lightweight, the saving energy are applied just more extensive in the gesture stability of microsatellite in this context, almost every microsatellite is all used in it in the posture control system of satellite platform, magnetic torquer also plays more and more important role in the attitude control system of Modern Small Satellites, it develops to miniaturization, direction integrated, low-power consumption is also following Main Trends of The Development, thus the development of Miniature magnetic torquer will be a very necessary task in satellite development process.But, there is remanent magnetism height in existing Miniature magnetic torquer, volume is big, quality is heavy, power consumption is big and the problem of low-response.
Summary of the invention
The problem that this invention address that is the problem that the remanent magnetism of existing Miniature magnetic torquer is high.
For solving the problems referred to above, the present invention provides the Miniature magnetic torquer of a kind of FeSiBPMo amorphous bar, this Miniature magnetic torquer includes bar magnet mandrel and is around in the coil of this bar magnet mandrel, and described bar magnet mandrel is made up of FeSiBPMo amorphous bar, wherein, by mass, the content range of described Fe is 75 ~ 80%, and the content range of Si is 5 ~ 10%, and the content range of B is 5 ~ 10%, the content range of P is 5 ~ 10%, and the content range of Mo is 2 ~ 5%.
Further, described bar magnet axle diameter scope is Φ 5 ~ 6mm, and length range is 80 ~ 100mm.
In concrete scheme, the diameter of described bar magnet mandrel is Φ 6mm, and length is 90mm, and winding length is 80mm.
Further, the wire range of described coil is Φ 0.08 ~ 0.1mm, and the scope of coil turn is 5000 ~ 6000 circles.
In concrete scheme, the wire diameter of described coil is Φ 0.1mm, and coil turn is 5800 circles.
Invention additionally discloses the manufacture method of the amorphous bar of the Miniature magnetic torquer of a kind of FeSiBPMo amorphous bar, this manufacture method comprise the steps: S1, by mass ratio respectively 75 ~ 80% Fe, 5 ~ 10% Si, 5 ~ 10% B, the P of 5 ~ 10%, the Mo of 2 ~ 5% be put into bottom and have in foraminate quartz glass tube；Quartz glass tube described in S2, use electrical heating makes alloy melt completely, and in heating process, the voltage range of heater is 200 ~ 220V, and current range is 5 ~ 5.5A, and frequency is 40 ~ 55Hz；S3, by toward quartz ampoule ventilation pressurization or by copper mould lower end negative pressure, the alloy of thawing is poured in copper mould, obtain As-deposited state amorphous bar；S4, alloy is taken out, be annealed As-deposited state amorphous bar processing with 500 ~ 550 DEG C in vacuum drying oven, obtain amorphous bar.
In concrete scheme, described magnitude of voltage is 220V, and described current value is 5A, and described frequency values is 50Hz.
In concrete scheme, being annealed processing to As-deposited state amorphous bar with 550 DEG C in described vacuum drying oven, the vacuum of described vacuum drying oven is 10-5Pa, the described annealing time is 30 minutes.
Compared with prior art, the invention have the advantages that
1, owing to the bar magnet mandrel of the present invention is made up of FeSiBPMo amorphous bar, wherein, by mass, the content range of described Fe is 76%, and the content range of Si is 7%, and the content range of B is 10%, the content range of P is 5%, the content range of Mo is 2%, so, the remanent magnetism of the Miniature magnetic torquer being made up of this bar magnet mandrel is low.
2, owing to described bar magnet axle diameter scope is Φ 5 ~ 6mm, length range is 80 ~ 100mm, so, specified output magnetic moment is maximum and remanent magnetism is minimum.
3, owing to the wire range of described coil is Φ 0.08 ~ 0.1mm, the scope of coil turn is 5000 ~ 6000 circles, so, under guaranteeing the premise that remanent magnetism is low, also have that volume is little, light weight, power consumption are little and responds fast advantage.When the wire diameter of described coil is Φ 0.1mm, when coil turn is 5800 circle, effect is best.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Miniature magnetic torquer of FeSiBPMo amorphous bar of the present invention；
Fig. 2 is the schematic diagram of the manufacture method of the amorphous bar of the Miniature magnetic torquer of FeSiBPMo amorphous bar of the present invention.
Detailed description of the invention
By describing the technology contents of the present invention, structural feature in detail, being reached purpose and effect, below in conjunction with embodiment and coordinate accompanying drawing to be described in detail.
Referring to Fig. 1, the Miniature magnetic torquer of FeSiBPMo amorphous bar of the present invention includes right support 1, bar magnet mandrel 2, insulating barrier 3, left support abutment 4, coil 5 and connector 6.nullThe two ends of described bar magnet mandrel 2 and right support 1 and left support abutment 4 interference fit，Described bar magnet mandrel 2 is made up of FeSiBPMo amorphous bar，Wherein，By mass，The content range of described Fe is 75 ~ 80%，The content range of Si is 5 ~ 10%，The content range of B is 5 ~ 10%，The content range of P is 5 ~ 10%，The content range of Mo is 2 ~ 5%，More preferably，The content of Si is 7%，The content of B is 10%、The content of P is 5%、The content of Mo is 2%，Bar magnet axle diameter scope is Φ 5 ~ 6mm，Length range is 80 ~ 100mm，It is made up of mentioned component due to this bar magnet mandrel 2 and each composition is in above-mentioned scope，So，Remanent magnetism is low，In present embodiment，The diameter of described bar magnet mandrel is Φ 6mm，Length is 80mm，Remanent magnetism is minimum.Described coil 5 is around on bar magnet mandrel 2, from one end of close left support abutment 4 around to the one end near right support 1, the wire range of described coil is Φ 0.08 ~ 0.1mm, the scope of coil turn is 5000 ~ 6000 circles, by the wire range of coil and coil turn are arranged in above-mentioned scope, under guaranteeing the premise that remanent magnetism is low, Miniature magnetic moment utensil is made to have volume little, light weight, power consumption is little and responds fast advantage, the application demand of microsatellite platform can be met, when the wire diameter of coil is Φ 0.1mm, when coil turn is 5800 circle, enable to volume minimum, quality is the lightest, power consumption is minimum and response is the fastest.
Referring to Fig. 2, invention additionally discloses the manufacture method of the amorphous bar of the Miniature magnetic torquer of a kind of FeSiBPMo amorphous bar, this manufacture method comprises the steps:
S1, by mass ratio respectively 75 ~ 80% Fe, 5 ~ 10% Si, 5 ~ 10% B, the P of 5 ~ 10%, the Mo of 2 ~ 5% be put into bottom and have in foraminate quartz glass tube 7；
Quartz glass tube 7 described in S2, use electrical heating makes alloy melt completely, in heating process, the voltage range of heater is 200 ~ 220Hz, current range is 5 ~ 5.5A, frequency is 40 ~ 55Hz, and in a particular embodiment, described current value is 220V, described current value is 5A, and described frequency values is 50Hz；
4) by pressurizeing toward quartz glass tube 7 ventilation or pouring in copper mould by copper mould 9 lower end negative pressure by the alloy 8 of thawing, As-deposited state amorphous bar is obtained；
5) alloy is taken out, it is annealed processing to As-deposited state amorphous bar with 500 ~ 550 DEG C of temperature in vacuum drying oven, obtains amorphous bar, in a particular embodiment, being annealed processing to As-deposited state amorphous bar with 550 DEG C of degree in described vacuum drying oven, the vacuum of described vacuum drying oven is 10-5Pa, the described annealing time is 30 minutes.
Claims (8)
- The Miniature magnetic torquer of 1.FeSiBPMo amorphous bar, this Miniature magnetic torquer includes bar magnet mandrel and is around in the coil of this bar magnet mandrel, it is characterized in that: described bar magnet mandrel is made up of FeSiBPMo amorphous bar, wherein, by mass, the content range of described Fe is 75 ~ 80%, the content range of Si is 5 ~ 10%, the content range of B is 5 ~ 10%, and the content range of P is 5 ~ 10%, and the content range of Mo is 2 ~ 5%.
- 2. the Miniature magnetic torquer of FeSiBPMo amorphous bar according to claim 1, is characterized in that: described bar magnet axle diameter scope is Φ 5 ~ 6mm, and length range is 80 ~ 100mm.
- 3. the Miniature magnetic torquer of FeSiBPMo amorphous bar according to claim 2, is characterized in that: the diameter of described bar magnet mandrel is Φ 6mm, and length is 80mm.
- 4. the Miniature magnetic torquer of FeSiBPMo amorphous bar according to claim 1, is characterized in that: the wire range of described coil is Φ 0.08 ~ 0.1mm, the scope of coil turn is 5000 ~ 6000 circles.
- 5. the Miniature magnetic torquer of FeSiBPMo amorphous bar according to claim 4, is characterized in that: the wire diameter of described coil is Φ 0.1mm, coil turn is 5800 circles.
- The manufacture method of the amorphous bar of the Miniature magnetic torquer of 6.FeSiBPMo amorphous bar, is characterized in that: this manufacture method comprises the steps:S1, by mass ratio respectively 75 ~ 80% Fe, 5 ~ 10% Si, 5 ~ 10% B, the P of 5 ~ 10%, the Mo of 2 ~ 5% be put into bottom and have in foraminate quartz glass tube；Quartz glass tube described in S2, use electrical heating makes alloy melt completely, and in heating process, the voltage range of heater is 200 ~ 220V, and current range is 5 ~ 5.5A, and frequency is 40 ~ 55Hz；S3, by toward quartz ampoule ventilation pressurization or by copper mould lower end negative pressure, the alloy of thawing is poured in copper mould, obtain As-deposited state amorphous bar；S4, alloy is taken out, be annealed As-deposited state amorphous bar processing with 500 ~ 550 DEG C in vacuum drying oven, obtain amorphous bar.
- 7. the manufacture method of the amorphous bar of the Miniature magnetic torquer of FeSiBPMo amorphous bar as claimed in claim 6, is characterized in that: described magnitude of voltage is 220V, and current value is 5A, and described frequency values is 50Hz.
- 8. the manufacture method of the amorphous bar of the Miniature magnetic torquer of the FeSiBPMo amorphous bar as described in claim 6 or 7, is characterized in that: being annealed processing to As-deposited state amorphous bar with 550 DEG C in described vacuum drying oven, the vacuum of described vacuum drying oven is 10-5Pa, the described annealing time is 30 minutes.
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| CN201410744975.5A CN105730717A (en) | 2014-12-09 | 2014-12-09 | Miniature magnetic torquer and manufacturing method for amorphous bar of miniature magnetic torquer |
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| CN201410744975.5A CN105730717A (en) | 2014-12-09 | 2014-12-09 | Miniature magnetic torquer and manufacturing method for amorphous bar of miniature magnetic torquer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743232A (en) * | 2014-12-09 | 2016-07-06 | 上海新跃仪表厂 | Mini-type magnetic torquer and manufacture method of amorphous bars thereof |
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| CN1253364A (en) * | 1998-11-10 | 2000-05-17 | 阿尔卑斯电气株式会社 | High saturation magnetic flux density low iron loss ferrous soft magnetic alloy and magnetic core using same and manufacturing method |
| CN1476617A (en) * | 2000-01-05 | 2004-02-18 | 霍尼韦尔国际公司 | Bulk amorphous metal magnetic component |
| CN103540872A (en) * | 2007-03-20 | 2014-01-29 | Nec东金株式会社 | Soft magnetic alloy, magnetic component using the same, and their production methods |
| CN104934179A (en) * | 2014-05-27 | 2015-09-23 | 安泰科技股份有限公司 | Fe-based nanocrystalline soft magnetic alloy with strong amorphous forming ability and preparing method of Fe-based nanocrystalline soft magnetic alloy |
| CN105743232A (en) * | 2014-12-09 | 2016-07-06 | 上海新跃仪表厂 | Mini-type magnetic torquer and manufacture method of amorphous bars thereof |
-
2014
- 2014-12-09 CN CN201410744975.5A patent/CN105730717A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1253364A (en) * | 1998-11-10 | 2000-05-17 | 阿尔卑斯电气株式会社 | High saturation magnetic flux density low iron loss ferrous soft magnetic alloy and magnetic core using same and manufacturing method |
| CN1476617A (en) * | 2000-01-05 | 2004-02-18 | 霍尼韦尔国际公司 | Bulk amorphous metal magnetic component |
| CN103540872A (en) * | 2007-03-20 | 2014-01-29 | Nec东金株式会社 | Soft magnetic alloy, magnetic component using the same, and their production methods |
| CN104934179A (en) * | 2014-05-27 | 2015-09-23 | 安泰科技股份有限公司 | Fe-based nanocrystalline soft magnetic alloy with strong amorphous forming ability and preparing method of Fe-based nanocrystalline soft magnetic alloy |
| CN105743232A (en) * | 2014-12-09 | 2016-07-06 | 上海新跃仪表厂 | Mini-type magnetic torquer and manufacture method of amorphous bars thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105743232A (en) * | 2014-12-09 | 2016-07-06 | 上海新跃仪表厂 | Mini-type magnetic torquer and manufacture method of amorphous bars thereof |
| CN105743232B (en) * | 2014-12-09 | 2019-11-05 | 上海新跃仪表厂 | The manufacturing method of Miniature magnetic torquer and its amorphous bar |
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