CN103731775A - Difference magnetizing mechanism - Google Patents
Difference magnetizing mechanism Download PDFInfo
- Publication number
- CN103731775A CN103731775A CN201310706706.5A CN201310706706A CN103731775A CN 103731775 A CN103731775 A CN 103731775A CN 201310706706 A CN201310706706 A CN 201310706706A CN 103731775 A CN103731775 A CN 103731775A
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- magnetic
- adds
- armature
- audio
- microphone
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- 239000000463 material Substances 0.000 claims description 11
- 239000000523 sample Substances 0.000 claims description 9
- 230000005389 magnetism Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000007667 floating Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005285 magnetism related processes and functions Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
A difference magnetizing mechanism comprises a rack, a magnetizing device, an audio output device and a difference adjusting device. The rack comprises a magnetizing platform. The magnetizing device comprises a magnetizing coil and a power box, wherein the magnetizing coil is arranged below the magnetizing platform, and the power box is used for supplying power. The audio output device is used for conducting audio output on a magnetized armature-type loudspeaker structure and comparing a floating audio curve with a standard audio curve, and comprises a microphone and an audio display device, wherein the microphone is arranged on the rack, and the audio display device is connected with the microphone. The difference adjusting device is used for adjusting the magnetizing quantity of the magnetizing coil according to the result of the comparison of the floating audio curve and the standard audio curve. The difference magnetizing mechanism is used for magnetizing the armature-type loudspeaker structure, and difference magnetizing is carried out in the magnetizing process according to the vibrational state of an armature in an armature driving coil, so that the audio output of the armature-type loudspeaker structure is more stable, and the armature is always in the magnetic field balanced position.
Description
Technical field
The present invention relates to a kind of magnetic mechanism that adds, be specifically related to a kind of difference that adds as required magnetic and add magnetic mechanism.
Background technology
When traditional armature type horn structure adds magnetic, be all often the method that directly adds magnetic that adopts, the magnet in armature type horn structure carried out to magnetic field and fill it up with.But the distortion that the armature structure after processing produces due to machining stress and the reason of rigging error, make the position of armature and magnet have deviation, cause after coil electricity the position of armature in magnetic field deviation to some extent, thereby do not reach required audio frequency output requirement, existing method also just adds quantity of magnetism adjustment by simply adding the mode of magnetic-demagnetization-add again magnetic, process repeatedly, can not guarantee product quality requirement, causes working (machining) efficiency low.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of difference to add magnetic mechanism, the vibration according to armature in magnetic field changes to carry out difference and adds magnetic, makes the armature equilbrium position in magnetic field all the time.
For achieving the above object, technical scheme of the present invention is as follows: a kind of difference adds magnetic mechanism, and the magnetic that adds for armature type horn structure, comprising: frame, comprises and add magnetic recording level platform;
Add magnetic device, for described armature type horn structure is added to magnetic, comprise described in being arranged at, add under magnetic recording level platform add magnetic coil and for the power supply box of power supply is provided;
Audio output device, for by add described armature type horn structure after magnetic carry out audio frequency output and float audio curve with demarcate comparing of audio curve, comprise the microphone being arranged in described frame and the audio frequency display unit being connected with described microphone;
Difference adjusting device, adds to described the adjustment that magnetic coil adds the quantity of magnetism for the comparing result by described unsteady audio curve and described demarcation audio curve.
Preferably, described difference adjusting device is for adjusting knob, and the input of described adjustment knob is electrically connected to described power supply box and is electrically connected to, and described in output is electrically connected to, adds magnetic coil.
Preferably, described in described microphone is fixedly installed on, add on magnetic recording level platform, described microphone inside is provided with the armature drive coil matching with described armature type horn structure; Described microphone is provided with socket, for the insertion of described armature type horn structure; The described magnetic recording level platform that adds is also provided with the delivery device corresponding with described socket position, for fixing described armature type horn structure and it being pushed into described armature drive coil from described spigot.
Preferably, described microphone is provided with contact, and described contact is electrically connected to described armature drive coil, for the circuit of described armature drive coil, connects, described delivery device is provided with the probe corresponding with described contact position, and described probe is electrically connected to described power supply box.
Preferably, described audio frequency display unit is oscilloscope, for showing, add the described unsteady audio curve that the described armature type horn structure after magnetic produces when described armature drive coil vibrates, in described oscilloscope, be also provided with according to different product types and set different described demarcation audio curve.
Preferably, between described microphone and described oscilloscope, be also provided with audio converter, the vibration signal that produces is converted to the discernible signal of telecommunication of described oscilloscope when by the vibration of described armature type horn structure.
Preferably, described in add magnetic recording level platform and be provided with groove, described in add magnetic coil and be arranged in described groove, described groove is provided with cover plate, described cover plate covers described groove, described microphone is located on described cover plate.
Preferably, described cover plate is magnetic conduction sheet material not.
Preferably, described in, adding magnetic recording level platform is magnetic conduction sheet material.
Adopt the beneficial effect of above technical scheme to be: difference adds magnetic mechanism and is provided with and adds magnetic device, by being arranged on the magnetic coil that adds adding under magnetic recording level platform, armature type horn structure is added to magnetic; Audio output device comprises the microphone being arranged in frame and the audio frequency display unit being connected with microphone, for by add armature type horn structure after magnetic connect Vibration Condition under electricity condition be converted to audio frequency output and with demarcate comparing of audio curve, thereby learn the unbalance condition of armature vibration; Difference adjusting device adds the adjustment of the quantity of magnetism by the comparing result of float audio curve and demarcation audio curve to adding magnetic coil, until the audio curve of floating is coincide with demarcation audio curve.Difference adds the vibration balancing that mode that magnetic mechanism adds magnetic by difference realizes armature, and regulative mode is convenient and swift, has greatly improved production efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, to the accompanying drawing of required use in embodiment technical description be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation that a kind of difference of the present invention adds magnetic mechanism;
Fig. 2 is the structural representation that adds magnetic recording level platform and microphone that a kind of difference of the present invention adds magnetic mechanism;
Fig. 3 is the schematic side view that adds magnetic recording level platform and microphone;
The represented corresponding component title of numeral in figure:
1, frame 2, add magnetic recording level platform 3, cover plate 4, audio converter 5, oscilloscope 6, microphone 61, socket 62, contact 7, adjust knob 8, delivery device 81, probe 9, power supply box 10, add magnetic coil 11, armature type horn structure.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As shown in Figure 1-2, a kind of difference adds magnetic mechanism, comprises frame 1, adds magnetic device, audio output device and difference adjusting device, and frame 1 comprises and adds magnetic recording level platform 2; Add magnetic device comprise be arranged at add under magnetic recording level platform 2 add magnetic coil 10 and for the power supply box 9 of power supply is provided; Audio output device, for by adding that armature type horn structure after magnetic carries out audio frequency output and the comparing of float audio curve and demarcation audio curve, comprises the microphone 6 being arranged in frame 1 and the audio frequency display unit being connected with microphone 6; Difference adjusting device adds the adjustment of the quantity of magnetism for the comparing result by float audio curve and demarcation audio curve to adding magnetic coil.
As shown in Figure 3, add magnetic recording level platform 2 and be provided with groove (not marking in figure), add magnetic coil 10 and be arranged in groove, groove is provided with cover plate 3, and cover plate 3 covers groove, and microphone 6 is located on cover plate 3.Cover plate 3 is selected not magnetic conduction sheet material, adds magnetic recording level platform 2 for magnetic conduction sheet material.Armature type horn structure is placed on cover plate 3, and the magnetic field that material of magnetic conduction sheet material can not load armature type horn structure produces deviation.
Microphone 6 inside are provided with the armature drive coil (not marking in figure) matching with armature type horn structure; Microphone 6 is provided with socket 61, for the insertion of armature type horn structure; Add magnetic recording level platform 2 and be also provided with the delivery device 8 corresponding with socket 61 positions, for fixed armature formula horn structure and by it, from socket 61, be pushed into armature drive coil.Microphone 6 is provided with contact 62, and contact 62 is electrically connected to armature drive coil, for the circuit of armature drive coil, connects, and delivery device is provided with the probe corresponding with contact position 81, probe electric connection of power supply case.
Audio frequency display unit is oscilloscope 5, and the unsteady audio curve for showing that the armature type horn structure that adds after magnetic produces when armature drive coil vibrates, is also provided with in oscilloscope 5 according to different product types and sets different demarcation audio curve.Between microphone 6 and oscilloscope 5, be also provided with audio converter 4, the vibration signal that produces is converted to the discernible signal of telecommunication of oscilloscope when armature type horn structure is vibrated.
When needs add magnetic, armature type horn structure is fixed on delivery device and from spigot and is pushed into microphone, after pushing, armature type horn structure is just in time positioned at the middle part of armature drive coil.Because delivery device is provided with probe, probe contact contact when delivery device pushes forward, makes the armature drive coil energising of microphone inside, and armature type horn structure starts vibration under the effect of armature drive coil.The audio frequency display unit being connected with microphone is converted to the vibration of armature type horn structure unsteady audio curve and shows in oscilloscope.
Difference adjusting device is for adjusting knob 7, and the input electric connection of power supply case 9 of adjusting knob 7 is electrically connected to, and output is electrically connected to and adds magnetic coil 10.
Owing to there being predefined demarcation audio curve in oscilloscope, according to the difference of floating between audio curve and demarcation audio curve, to adjusting the adjustment that is rotated of knob, unsteady audio curve in oscilloscope is coincide with demarcation audio curve, show that armature reaches the poised state of setting in magnetic field, add magnetic process and finish.
In the present embodiment, to adjusting the rotation adjustment of knob, adopt manual mode to carry out, operating personnel carry out difference by the unsteady audio curve in oscilloscope with the demarcation audio curve goodness of fit and add magnetic, can add fast and effectively magnetic operation, and production efficiency is high.
In the present embodiment, the material of cover plate can adopt poly (methyl methacrylate) plate, resin plate or plastic plate, does not limit herein; Add magnetic recording level platform and adopt magnetic conduction sheet material as the sheet material of metal material, preferably adopt copper coin to be used as adding the plate face of magnetic recording level platform, can improve the stability of product.
Adopt the beneficial effect of above technical scheme to be: difference adds magnetic mechanism and is provided with and adds magnetic device, by being arranged on the magnetic coil that adds adding under magnetic recording level platform, armature type horn structure is added to magnetic; Audio output device comprises the microphone being arranged in frame and the audio frequency display unit being connected with microphone, for by add armature type horn structure after magnetic connect Vibration Condition under electricity condition be converted to audio frequency output and with demarcate comparing of audio curve, thereby learn the unbalance condition of armature vibration; Difference adjusting device adds the adjustment of the quantity of magnetism by the comparing result of float audio curve and demarcation audio curve to adding magnetic coil, until the audio curve of floating is coincide with demarcation audio curve.Difference adds the vibration balancing that mode that magnetic mechanism adds magnetic by difference realizes armature, and regulative mode is convenient and swift, has greatly improved production efficiency.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. difference adds a magnetic mechanism, and the magnetic that adds for armature type horn structure, is characterized in that, comprising: frame, comprises and add magnetic recording level platform;
Add magnetic device, for described armature type horn structure is added to magnetic, comprise described in being arranged at, add under magnetic recording level platform add magnetic coil and for the power supply box of power supply is provided;
Audio output device, for by add described armature type horn structure after magnetic carry out audio frequency output and float audio curve with demarcate comparing of audio curve, comprise the microphone being arranged in described frame and the audio frequency display unit being connected with described microphone;
Difference adjusting device, adds to described the adjustment that magnetic coil adds the quantity of magnetism for the comparing result by described unsteady audio curve and described demarcation audio curve.
2. difference according to claim 1 adds magnetic mechanism, it is characterized in that, described difference adjusting device is for adjusting knob, and the input of described adjustment knob is electrically connected to described power supply box and is electrically connected to, and described in output is electrically connected to, adds magnetic coil.
3. difference according to claim 1 and 2 adds magnetic mechanism, it is characterized in that, described in described microphone is fixedly installed on, adds on magnetic recording level platform, and described microphone inside is provided with the armature drive coil matching with described armature type horn structure; Described microphone is provided with socket, for the insertion of described armature type horn structure; The described magnetic recording level platform that adds is also provided with the delivery device corresponding with described socket position, for fixing described armature type horn structure and it being pushed into described armature drive coil from described spigot.
4. difference according to claim 3 adds magnetic mechanism, it is characterized in that, described microphone is provided with contact, described contact is electrically connected to described armature drive coil, circuit for described armature drive coil is connected, described delivery device is provided with the probe corresponding with described contact position, and described probe is electrically connected to described power supply box.
5. difference according to claim 3 adds magnetic mechanism, it is characterized in that, described audio frequency display unit is oscilloscope, for showing, add the described unsteady audio curve that the described armature type horn structure after magnetic produces when described armature drive coil vibrates, in described oscilloscope, be also provided with according to different product types and set different described demarcation audio curve.
6. difference according to claim 5 adds magnetic mechanism, it is characterized in that, between described microphone and described oscilloscope, be also provided with audio converter, the vibration signal that produces is converted to the discernible signal of telecommunication of described oscilloscope when by the vibration of described armature type horn structure.
7. difference according to claim 1 adds magnetic mechanism, it is characterized in that, described in add magnetic recording level platform and be provided with groove, the described magnetic coil that adds is arranged in described groove, described groove is provided with cover plate, and described cover plate covers described groove, and described microphone is located on described cover plate.
8. difference according to claim 7 adds magnetic mechanism, it is characterized in that, described cover plate is magnetic conduction sheet material not.
9. difference according to claim 7 adds magnetic mechanism, it is characterized in that, described in to add magnetic recording level platform be magnetic conduction sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310706706.5A CN103731775B (en) | 2013-12-20 | 2013-12-20 | Difference magnetizing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310706706.5A CN103731775B (en) | 2013-12-20 | 2013-12-20 | Difference magnetizing mechanism |
Publications (2)
| Publication Number | Publication Date |
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| CN103731775A true CN103731775A (en) | 2014-04-16 |
| CN103731775B CN103731775B (en) | 2017-01-11 |
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| CN201310706706.5A Active CN103731775B (en) | 2013-12-20 | 2013-12-20 | Difference magnetizing mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108347687A (en) * | 2018-04-16 | 2018-07-31 | 苏州倍声声学技术有限公司 | Add magnetic jig and adds magnetic device |
| CN114257923A (en) * | 2021-12-06 | 2022-03-29 | 广东迅森磁电有限公司 | Moving-iron unit magnetic adjusting circuit and device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2672816Y (en) * | 2003-11-27 | 2005-01-19 | 潘杰 | Field regulating type magnetizing machine |
| JP4553983B2 (en) * | 2008-10-17 | 2010-09-29 | 三菱電機エンジニアリング株式会社 | Electromagnetic transducer |
| CN102087906B (en) * | 2009-12-08 | 2015-02-11 | 三环瓦克华（北京）磁性器件有限公司 | Magnetizing apparatus non-magnetizing alarm device and magnetizing apparatus with same |
| CN101909238B (en) * | 2010-08-04 | 2013-05-01 | 宁波音王电声股份有限公司 | Process method for loudspeaker with compound magnetic circuit |
| CN203722798U (en) * | 2013-12-20 | 2014-07-16 | 苏州恒听电子有限公司 | Difference magnetizing mechanism |
-
2013
- 2013-12-20 CN CN201310706706.5A patent/CN103731775B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108347687A (en) * | 2018-04-16 | 2018-07-31 | 苏州倍声声学技术有限公司 | Add magnetic jig and adds magnetic device |
| CN108347687B (en) * | 2018-04-16 | 2024-04-23 | 苏州倍声声学技术有限公司 | Magnetizing jig and magnetizing device |
| CN114257923A (en) * | 2021-12-06 | 2022-03-29 | 广东迅森磁电有限公司 | Moving-iron unit magnetic adjusting circuit and device |
| CN114257923B (en) * | 2021-12-06 | 2024-05-03 | 广东迅森磁电有限公司 | Moving iron unit magnetic regulating circuit and device |
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| CN103731775B (en) | 2017-01-11 |
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Effective date of registration: 20170104 Address after: The front road 215000 in Jiangsu province Suzhou city high tech Development Zone No. 299 Building 1 Patentee after: Suzhou Puliansi Electronic Technology Co., Ltd. Address before: Suzhou City, Jiangsu province 215011 Yuen Suzhou high tech Industrial Development Zone, Road No. 209 Patentee before: Suzhou Hengting Electronic Co., Ltd. |
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Effective date of registration: 20170301 Address after: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215299 Suzhou River Road No. 18 Patentee after: Suzhou Yi Acoustic Technology Co. Ltd.. Address before: The front road 215000 in Jiangsu province Suzhou city high tech Development Zone No. 299 Building 1 Patentee before: Suzhou Puliansi Electronic Technology Co., Ltd. |
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Address after: 368 Youyi Road, Babai friendship Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee after: Suzhou Yiyi Electronic Technology Co., Ltd Address before: Song Ling Zhen Wujiang District of Suzhou City, Jiangsu province 215299 Suzhou River Road No. 18 Patentee before: Suzhou Yilan Acoustic Technology Co.,Ltd. |
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Address after: 215299 No. 168, Ludang Road, Jiangling street, Wujiang District, Suzhou City, Jiangsu Province (north of the original Lingyi Road) Patentee after: Suzhou Yiyi Technology Co.,Ltd. Address before: No. 368, Youyi Road, Bache Youyi Industrial Zone, Songling Town, Wujiang District, Suzhou City, Jiangsu Province Patentee before: Suzhou Yiyi Electronic Technology Co., Ltd |
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