CN203688787U - Marking magnet magnetization directions device - Google Patents
Marking magnet magnetization directions device Download PDFInfo
- Publication number
- CN203688787U CN203688787U CN201320791885.2U CN201320791885U CN203688787U CN 203688787 U CN203688787 U CN 203688787U CN 201320791885 U CN201320791885 U CN 201320791885U CN 203688787 U CN203688787 U CN 203688787U
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- Prior art keywords
- magnet steel
- rotating shaft
- cylindrical cavity
- magnetize
- magnetization
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- 230000005415 magnetization Effects 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 64
- 239000010959 steel Substances 0.000 claims abstract description 64
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000004809 Teflon Substances 0.000 claims description 5
- 229920006362 Teflon® Polymers 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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Abstract
The utility model discloses a marking magnet magnetization directions device including two magnetizing magnetic steels and a rotary mechanism which are setted at regular intervals; the rotary mechanism is prepared from the non-magnetic conduction material and includes a base equipped with a cylindrical inner cavity, a rotation shaft extended to the bottom of the cylindrical inner cavity and a rotating platform fixed on the rotation shaft; the rotating platform is between the two magnetizing magnetic steels, the rotation shaft in the cylindrical inner cavity is provided with two circles of convex edges, point angles of triangles of sections of the convex edges are connected with the side walls of the cylindrical inner cavity, the center in the bottom of the cylindrical inner cavity is provided with a conical convex block, the bottom of the rotation shaft is contacted with the top of the convex block; the advantages are that the friction in the rotation is decreased, the flexibility of installing the two magnetizing magnetic steels is better, and the rotary mechanism prepared from the non-magnetic conduction material can not interfere the magnetic field line direction of the two magnetizing magnetic steels to improve the accuracy of the magnet magnetization direction.
Description
Technical field
The utility model relates to a kind of magnet steel direction of magnetization detection technique, especially relates to a kind of device of mark magnet steel direction of magnetization.
Background technology
Direction of magnetization is an important performance characteristic of magnet steel product, and magnet steel product needs the direction of magnetization of clear and definite magnet steel product in machining process.But magnet steel product can not magnetize in existing process for machining, do not magnetize and just cannot directly determine the direction of magnetization of magnet steel product.Mainly determine at present the direction of magnetization of magnet steel by a kind of device of mark magnet steel direction of magnetization.
The device of existing mark magnet steel direction of magnetization generally comprises spaced two rotating mechanisms that magnetize magnet steel and be made up of non-magnet material.Rotating mechanism comprise be provided with cylindrical cavity base, reach the rotating shaft of cylindrical cavity bottom and be fixed on the rotation platform in rotating shaft, rotation platform magnetizes between magnet steel at two, in rotating shaft, be arranged with ball bearing, the lateral wall of ball bearing and the sidewall contact of cylindrical cavity.In the time that magnet steel to be measured is placed on rotation platform, magnet steel to be measured is subject to the attraction of two magnet steel magnetic force that magnetize, and rotation platform starts to rotate until the direction of magnetization of magnet steel to be measured is consistent with the magnetic line of force direction of two blocks of magnet steel that magnetize.But there is following problem in the device of above-mentioned mark magnet steel direction of magnetization: one, in rotation platform rotation process, ball bearing is face with the sidewall of inner chamber with bottom and contacts, friction force is larger, and each ball in ball bearing is stressed differently also can form resistance to the rotation of ball bearing, cause thus device dirigibility poor; Two, ball bearing is permeability magnetic material, can cause interference to the magnetic line of force direction of two blocks of magnet steel that magnetize, thereby the accuracy of magnet steel direction of magnetization is caused to harmful effect.
Utility model content
It is better that technical problem to be solved in the utility model is to provide a kind of dirigibility, can improve the device of the mark magnet steel direction of magnetization of the accuracy of magnet steel direction of magnetization.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of device of mark magnet steel direction of magnetization, comprise spaced two magnetize magnet steel and rotating mechanisms, described rotating mechanism is made up of non-magnet material, described rotating mechanism comprises the base that is provided with cylindrical cavity, reach the rotating shaft of cylindrical cavity bottom and be fixed on the rotation platform in described rotating shaft, described rotation platform magnetizes between magnet steel at two, in the rotating shaft of the cylindrical cavity described in being positioned at, be arranged at intervals with two circles protruding stupefied, the described triangle in protruding stupefied cross section and the sidewall contact of its drift angle and cylindrical cavity, the place of bottom centre of described cylindrical cavity is provided with conical protruding block, the bottom of described rotating shaft contacts with the top of described protruding block.The material of described rotation platform, described rotating shaft and described base is plastics, and the material of described protruding stupefied and described protruding block is teflon.
Described two magnetize magnet steel and described rotating mechanisms are separately positioned on a support, described support comprises base plate, is fixed on described base plate and isolated two brackets, two blocks of magnet steel that magnetize are placed on respectively on two brackets, described base is fixed on described base plate and between two brackets, described base plate and described bracket material are plastics.
Compared with prior art, the utility model has the advantage of that in the rotating shaft that is positioned at cylindrical cavity, to be arranged at intervals with two circles protruding stupefied, the sidewall contact of the triangle in protruding stupefied cross section and its drift angle and cylindrical cavity, the place of bottom centre of cylindrical cavity is provided with conical protruding block, the bottom of rotating shaft contacts with the top of protruding block, in the time that magnet steel to be measured is placed on rotation platform, magnet steel to be measured is subject to the attraction of two magnet steel magnetic force that magnetize, rotation platform starts to turn to the direction of magnetization of magnet steel to be measured and the magnetic line of force direction of two blocks of magnet steel that magnetize is consistent, in rotation platform rotation process, between two protruding stupefied and bases for line contacts, between rotating shaft and base, be that point contacts, reduce thus the friction force in rotation process, the dirigibility of two blocks of magnet steel that magnetize of device is better, and rotating mechanism is by non-magnet material, can not cause interference to the magnetic line of force direction of two blocks of magnet steel that magnetize, thereby can improve the accuracy of magnet steel direction of magnetization,
In the time that protruding stupefied and material protruding block is teflon, the friction factor of teflon is very low, only has 0.05, further reduces the friction force in rotation process, improves the dirigibility of device and the accuracy of magnet steel direction of magnetization;
When two magnetize magnet steel and described rotating mechanisms are separately positioned on a support, support comprises base plate, is fixed on base plate and isolated two brackets, two blocks of magnet steel that magnetize are placed on respectively on two brackets, base is fixed on base plate and between two brackets, when base plate and bracket material are plastics, the stationarity of assurance device test, and simple in structure, easy for installation.
Brief description of the drawings
Fig. 1 is cut-open view of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Embodiment: as shown in the figure, a kind of device of mark magnet steel direction of magnetization, comprise spaced two rotating mechanisms that magnetize magnet steel 1 and made by non-magnet material 2, rotating mechanism 2 comprises the base 4 that is provided with cylindrical cavity 3, reach the rotating shaft 5 of cylindrical cavity 3 bottoms and be fixed on the rotation platform 6 in rotating shaft 5, rotation platform 6 magnetizes between magnet steel 1 at two, be positioned in the rotating shaft 5 of cylindrical cavity 3 and be arranged at intervals with two circles protruding stupefied 7, the sidewall contact of the triangle in protruding stupefied 7 cross section and its drift angle and cylindrical cavity 3, the place of bottom centre of cylindrical cavity 3 is provided with conical protruding block 8, the bottom of rotating shaft 5 contacts with the top of protruding block 8.
In the present embodiment, two magnetize magnet steel 1 and rotating mechanisms 2 are separately positioned on a support 9, support 9 comprises base plate 10, is fixed on base plate 10 and isolated two brackets 11, two blocks of magnet steel 1 that magnetize are placed on respectively on two brackets 11, base 4 is fixed on base plate 10 and between two brackets 11, and base plate 10 and bracket material 11 material are plastics.
In the present embodiment, the material of rotation platform 2, rotating shaft 5 and base 4 is plastics, protruding stupefied 7 and the material of protruding block 8 be teflon.
Principle of work of the present utility model is: when magnet steel 12 to be measured is placed on rotation platform 6, magnet steel to be measured is subject to the attraction of two magnet steel 1 magnetic force that magnetize, the acting force that rotation platform 6 is subject to magnet steel to be measured starts to turn to the direction of magnetization of magnet steel to be measured and the magnetic line of force direction of two blocks of magnet steel 1 that magnetize is static after consistent, then plastic flat ruler 13 is placed on above magnet steel 12 to be measured, and be close to location, rule at magnet steel product upper surface to be measured with marking pen, the direction of magnetization of the corresponding magnet steel to be measured of this line.
Claims (3)
1. the device of a mark magnet steel direction of magnetization, comprise spaced two magnetize magnet steel and rotating mechanisms, rotating mechanism described in it is characterized in that is made up of non-magnet material, described rotating mechanism comprises the base that is provided with cylindrical cavity, reach the rotating shaft of cylindrical cavity bottom and be fixed on the rotation platform in described rotating shaft, described rotation platform magnetizes between magnet steel at two, in the rotating shaft of the cylindrical cavity described in being positioned at, be arranged at intervals with two circles protruding stupefied, the described triangle in protruding stupefied cross section and the sidewall contact of its drift angle and cylindrical cavity, the place of bottom centre of described cylindrical cavity is provided with conical protruding block, the bottom of described rotating shaft contacts with the top of described protruding block.
2. the device of a kind of mark magnet steel direction of magnetization according to claim 1, is characterized in that the material of described rotation platform, described rotating shaft and described base is plastics, and the material of described protruding stupefied and described protruding block is teflon.
3. the device of a kind of mark magnet steel direction of magnetization according to claim 1, it is characterized in that described two magnetize magnet steel and described rotating mechanisms are separately positioned on a support, described support comprises base plate, is fixed on described base plate and isolated two brackets, two blocks of magnet steel that magnetize are placed on respectively on two brackets, described base is fixed on described base plate and between two brackets, described base plate and described bracket material are plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320791885.2U CN203688787U (en) | 2013-12-03 | 2013-12-03 | Marking magnet magnetization directions device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320791885.2U CN203688787U (en) | 2013-12-03 | 2013-12-03 | Marking magnet magnetization directions device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203688787U true CN203688787U (en) | 2014-07-02 |
Family
ID=51010672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320791885.2U Expired - Lifetime CN203688787U (en) | 2013-12-03 | 2013-12-03 | Marking magnet magnetization directions device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203688787U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794351A (en) * | 2013-12-27 | 2014-05-14 | 宁波鑫其高科磁业有限公司 | Radial magnetization direction marking device for non-magnetized cylindrical/ring magnetic steel |
| CN109396425A (en) * | 2018-12-13 | 2019-03-01 | 宁波韵升股份有限公司 | A kind of neodymium iron boron powder moulding mold for drift angle of magnetizing |
| CN109884563A (en) * | 2019-02-26 | 2019-06-14 | 电子科技大学 | A kind of test method of magnetic metallic film direction of easy axis |
-
2013
- 2013-12-03 CN CN201320791885.2U patent/CN203688787U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103794351A (en) * | 2013-12-27 | 2014-05-14 | 宁波鑫其高科磁业有限公司 | Radial magnetization direction marking device for non-magnetized cylindrical/ring magnetic steel |
| CN103794351B (en) * | 2013-12-27 | 2016-02-03 | 宁波鑫其精密磁钢有限公司 | A kind of diametrical magnetization direction signs device of not magnetizing circular column/lopps magnet steel |
| CN109396425A (en) * | 2018-12-13 | 2019-03-01 | 宁波韵升股份有限公司 | A kind of neodymium iron boron powder moulding mold for drift angle of magnetizing |
| CN109884563A (en) * | 2019-02-26 | 2019-06-14 | 电子科技大学 | A kind of test method of magnetic metallic film direction of easy axis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |