CN102611973A - Electromagnetic vibration device and manufacturing method of electromagnetic vibration device - Google Patents
Electromagnetic vibration device and manufacturing method of electromagnetic vibration device Download PDFInfo
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- CN102611973A CN102611973A CN2012100915317A CN201210091531A CN102611973A CN 102611973 A CN102611973 A CN 102611973A CN 2012100915317 A CN2012100915317 A CN 2012100915317A CN 201210091531 A CN201210091531 A CN 201210091531A CN 102611973 A CN102611973 A CN 102611973A
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- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 230000002093 peripheral effect Effects 0.000 claims abstract description 59
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229920003023 plastic Polymers 0.000 claims description 16
- 239000004033 plastic Substances 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 239000000725 suspension Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 238000004512 die casting Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
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- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention relates an electromagnetic vibration device which comprises a vibrating plate device, a voice coil, a magnetic loop system and a peripheral basin frame, wherein one end of the peripheral basin frame is connected and fixed with the vibrating plate device, and the other end of the peripheral basin frame is connected and fixed with the magnetic loop system; the peripheral basin frame is provided with at least a connection frame, connection blocks are connected and fixed among the connection frames to form an integrated peripheral basin frame, and the size of the peripheral basin frame is adjusted by the distance among the connection frames or by adding the number of the connection frames relatively, so that the size of the peripheral basin frame can accord with that of the position of the vibrating plate of the electromagnetic vibration device, then the connection blocks are respectively connected and fixed among the connection frames, and the peripheral basin frame required by the whole electromagnetic vibration device is met by only arranging a mould of the connection frame.
Description
Technical Field
The invention mainly relates to an electromagnetic vibration device, in particular to an electromagnetic vibration device which uses at least one connecting frame, wherein the connecting frame and the connecting frame are fixedly connected by a connecting block to form an integral peripheral basin frame, and the peripheral basin frame required by the whole electromagnetic vibration is met by using a die with one connecting frame, and a manufacturing method thereof.
Background
An electromagnetic vibration device, also called a loudspeaker, commonly called a loudspeaker, is an electroacoustic device for converting electric energy into sound energy. At present, the loudspeakers are of various types, and although the loudspeakers work in different modes, the loudspeakers finally generate mechanical vibration to push surrounding air, so that the air medium is fluctuated, and the conversion of electricity, force and sound is realized. Generally, the manufacturing process of the traditional loudspeaker comprises the steps of adhering T iron or U iron, adhering a basin frame and a magnetic loop, mounting a terminal, releasing elastic waves, inserting a voice coil, releasing a drum paper hanging edge and the like; finally, the peripheral frame is used for fixing the loudspeaker to form the whole loudspeaker. It follows that the size of the peripheral frame of the loudspeaker plays a decisive role in the size of the loudspeaker.
With the progress of society and the continuous improvement of living standard of people, the requirements of people on the loudspeaker are not only simple sound production function, but also need sound production and sound effect with excellent quality; it is well known that the larger the size of a loudspeaker, the better its subwoofer effect. Therefore, some large speaker manufacturers have introduced large-diameter speakers such as 14 inches, 16 inches, and 18 inches to meet the needs of people.
However, facing the manufacture of such large-caliber speakers, each size of speaker requires a correspondingly sized peripheral frame; therefore, a die is required to be opened for each size of peripheral basin frame, an expensive die opening cost is paid, and the die cost is higher when the size is larger; moreover, the larger the size, the heavier the product, the larger the machine equipment required for the manufacturing process, and the more expensive the machine investment. Meanwhile, the opened mould and the peripheral frame mould with one size can only correspond to the loudspeaker with one size for production, thereby causing unnecessary waste.
Moreover, when the voice coil was circular telegram and was produced the vibration, the time is a long time, and the voice coil was with magnetism system of returning can produce a large amount of heats, if the heat dissipation is not good, can influence whole electromagnetic vibration device's tone quality effect etc. lead to whole electromagnetic vibration device to burn out and scrap even. At present, peripheral basin frames adopted by electromagnetic vibration devices in the market are generally made of plastics or all-aluminum, and the plastics do not have the function of heat conduction, so the heat dissipation effect is not good; meanwhile, the electromagnetic peripheral basin frame also has the function of fixing the whole electromagnetic vibration device, and the electromagnetic vibration device always vibrates during working, so that the whole electromagnetic vibration device is easy to loosen or fall off; the aluminum alloy made of aluminum has good heat dissipation performance, but the cost is too high
Disclosure of Invention
The present invention provides an electromagnetic vibration device, which comprises a vibration plate device, a voice coil, a magnetic return system and a peripheral frame; the vibration plate device and the magnetic return system are connected through the peripheral basin frame to form the whole electromagnetic vibration device; wherein, the peripheral frame is provided with at least one connecting frame, and the connecting frame are connected and fixed by a connecting block to form an integral peripheral frame; the size of the peripheral basin frame is adjusted by the distance between the connecting frames or the number of the connecting frames is relatively increased to be consistent with the size of the vibrating plate device of the electromagnetic vibration device, and then the connecting frames are respectively connected and fixed by the connecting blocks to meet the purpose of the peripheral basin frame required by the electromagnetic vibration of different sizes.
Another objective of the present invention is to provide a method for manufacturing an electromagnetic vibration device, which, due to its unique structure, only needs to open a mold of the connection frame (i.e. 1/4 portion of the integral frame) to satisfy the usage of the whole peripheral frame of the speaker, thereby achieving the purpose of saving cost.
Another objective of the present invention is to provide an electromagnetic vibration device, wherein the connecting frame is made of metal aluminum (or other metal material with good heat dissipation performance), and the connecting block between the connecting frame and the connecting frame is made of plastic material (or other material can be used instead of plastic material) by injection, so that the heat generated by the voice coil and the magnetic loop system in the electromagnetic vibration device can be conducted out through the connecting frame, thereby achieving the purpose of good heat dissipation performance.
Another objective of the present invention is to provide an electromagnetic vibration device, wherein the connection frame can be recycled after the electromagnetic vibrator is discarded due to the unique structure, so as to achieve the purpose of environmental protection.
In order to achieve the above object, the present invention provides an electromagnetic vibration device, which includes a vibration plate device, a voice coil, a magnetic return system, and a peripheral frame; wherein,
the vibrating plate device is provided with a base, a vibrating plate, an upper suspension edge and a lower suspension edge; the base is provided with an inner side surface, and a vibration plate accommodating cavity is formed by surrounding the inner side surface of the base for a circle; the vibrating plate is arranged in the vibrating plate accommodating cavity of the base, the inner edges of the upper and lower suspension edges are respectively adhered and fixed with the upper and lower surfaces of the vibrating plate, and the outer edges are respectively adhered and fixed with the upper and lower surfaces of the base; in addition, the air conditioner is provided with a fan,
one end of the voice coil is fixedly arranged at the central position of the lower surface of the vibrating plate; it has two connecting lines; then, the process of the present invention is carried out,
the magnetic return system is provided with a pole piece, a T-shaped iron and a magnet; wherein, the periphery of the pole piece is provided with at least one first fixed hole; the magnet and the pole piece are fixedly arranged on the T-shaped iron; in addition, the air conditioner is provided with a fan,
two ends of the peripheral frame are respectively connected and fixed with the vibrating plate device and the magnetic return system to form an electromagnetic vibrating device; the peripheral basin frame is provided with at least one connecting frame, at least one connecting block and a base; wherein, one end of the connecting frame is connected and fixed with the vibrating plate device, and the other end of the connecting frame is connected and fixed with the base; the two adjacent ends between the connecting frame and the connecting frame are respectively connected and fixed by the connecting block, and then the base is connected and fixed with one end of the connecting frame to form an integral peripheral basin frame; a connecting hole and a fixed seat are arranged on the base; wherein, the magnetic return system is fixedly connected with the peripheral basin frame in a screw locking mode through the connecting hole and the fixing hole of the pole piece of the magnetic return system.
Furthermore, the connecting frame is provided with a first connecting end and a second connecting end, wherein the first connecting end is arranged at the bottom end of the connecting frame and is fixedly connected with the fixed seat of the base; and the second connecting end is arranged at the top end of the connecting frame and used for fixing the whole electromagnetic vibrator.
Furthermore, the first connecting end of the connecting frame is provided with at least one through hole, so that the connecting frame is fixed with the fixing seat of the base through the through hole in a screw locking manner.
The connecting frame is further provided with an inner surface, the inner surface at the top end of the connecting frame transversely protrudes outwards to form a supporting part, and two ends of the supporting part respectively extend outwards for a distance with the direction of the connecting frame adjacent to the left and the right to form a radian corresponding to the radian of the outer surface of the base of the vibrating plate device so as to be used for installing and fixing the vibrating plate device.
Furthermore, a plurality of second fixing holes are further formed in the supporting part of the connecting frame, so that the vibrating plate device and the supporting part of the connecting frame can be fixedly connected in a screw locking mode.
Further, the inner surface of the connecting frame and the upper surface of the supporting portion are connected and fixed to the outer surface and the bottom of the base of the vibrating plate device 10 by means of glue.
Furthermore, the support part of the connecting frame is fixedly connected with the base of the vibrating plate device in a clamping mode.
Moreover, both ends of the second connecting end of the connecting frame are respectively provided with at least one connecting hole so that the connecting blocks can be fixed in a screw locking mode when being connected with two adjacent connecting frames.
Furthermore, the connecting frame is made of a metal material with good heat conducting property.
Further, the connecting frame is made of metal aluminum.
Furthermore, the connecting frame is also provided with at least one metal terminal which is electrically connected with the connecting wire of the voice coil
Furthermore, the outer surface of the connecting frame is also provided with a plurality of raised lines to enhance the hardness of the connecting frame, and a heat dissipation groove is formed between the raised lines and the raised lines to increase the heat dissipation surface of the connecting frame.
It is worth mentioning that when the vibration device works, the voice coil and the magnetic return system act to generate a large amount of heat, and the heat can be conducted out through the connection frame by using the connection frame.
It is worth mentioning that when the peripheral frame of the large-caliber electromagnetic vibration device is manufactured, the size of the peripheral frame is adjusted through the distance between the connecting frame and the connecting frame or the number of the connecting frames is relatively increased to enable the peripheral frame to be consistent with the size of the vibration plate device of the electromagnetic vibration device, and then the connecting frames are respectively connected and fixed through the connecting blocks to form the peripheral frame of the electromagnetic vibration device.
A large-size connecting frame is arranged in a large size, a plurality of connecting frames are injected to be connected and combined into a large-diameter outer edge basin frame, a large amount of die cost is saved, the size adjustability is strong, and the size can be adjusted freely according to requirements. The peripheral basin frame with any size and caliber is manufactured by only arranging a die of a connecting frame (namely 1/4 parts of the whole basin frame), and then the die is combined according to requirements, so that the cost of the die is greatly saved, and machine equipment for ejecting the connecting frames can be used by smaller machines. The multi-section combined module basin stand mode developed by my department greatly saves all expenses, is beneficial to mass production, greatly reduces the production cost, is convenient and diversified to use, is flexible to apply, and can be combined and allocated at will to meet the design requirements.
Meanwhile, a manufacturing method of the electromagnetic vibration device is provided:
a. opening the die metal connecting frame, and forming the connecting frame by die casting or punch forming;
b. opening a plastic connecting assembly block mold, and manufacturing a connecting block by a plastic injection method;
c. combining the 4 formed metal connecting frames together by using plastic connecting blocks to form a complete upper outer edge basin frame (or directly forming a whole peripheral basin frame);
d. connecting and fixing the combined outer edge frame with the mounting hole positions of the Chinese silks to form a loudspeaker upper frame combination;
e. putting the upper suspension edge and the vibrating plate into the base mold, and forming a vibrating plate through insert injection;
f. the lower suspension edge is adhered and fixed with the lower surface of the vibrating plate and then is adhered and fixed with the combined upper outer edge basin frame module to form the vibrating plate device;
meanwhile, the two vibrating plate modules can be oppositely buckled, one vibrating plate module is rotated by 180 degrees and is bonded with the other vibrating plate module in a buckling or glue bonding mode to form the vibrating plate device;
g. putting the U iron, the magnet and the pole piece into a plastic injection mold, and forming a lower basin frame assembly with a magnetic return system through embedding and injection;
h. connecting and fixing the voice coil with the vibrating plate through the tray;
i. the upper vibrating plate device and the lower basin frame with the magnetic return system are combined and fixed into a whole in a screw locking, hot stamping, buckling and other modes to form a complete electromagnetic vibrator device (a loudspeaker, in particular to a bass large-caliber loudspeaker).
The invention has the beneficial effects that the invention provides an electromagnetic vibration device which is provided with a vibration plate device, a magnetic return system and a peripheral basin frame; the vibration plate device and the magnetic return system are connected through the peripheral basin frame to form the whole electromagnetic vibration device; wherein, the peripheral frame is provided with at least one connecting frame, and the connecting frame are connected and fixed by a connecting block to form an integral peripheral frame; the size of the peripheral basin frame is adjusted by the distance between the connecting frames or the number of the connecting frames is relatively increased to make the size of the peripheral basin frame consistent with that of a vibrating plate device of the electromagnetic vibration device, and then the connecting frames are respectively connected and fixed by the connecting blocks to meet the requirement of the peripheral basin frame required by electromagnetic vibration with different sizes; meanwhile, by means of the unique structure, only a die of the connecting frame is needed to be opened, and the peripheral frame of the whole loudspeaker is used, so that the effect of saving the cost is achieved; moreover, the connecting frame is made of metal materials with excellent heat conducting performance, so that the heat of the voice coil and the magnetic return system is conducted out, and the heat dissipation effect is achieved.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a block diagram of the peripheral frame of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
fig. 4 is an exploded view of the present invention.
Detailed Description
Referring to fig. 1 to 4, an electromagnetic vibration device includes a vibration plate device 10, a voice coil 20, a magnetic return system 30, and a peripheral frame 40; wherein,
the vibrating plate device 10 has a base 11, a vibrating plate 12, an upper suspension edge 13 and a lower suspension edge 14; wherein, the base 11 has an inner side surface, and a vibration plate accommodating cavity 111 is formed by surrounding the inner side surface of the base for a circle; the vibrating plate 12 is disposed in the vibrating plate accommodating cavity 111 of the base 11, and the inner edges of the upper 13 and the lower suspension edge 14 are respectively bonded and fixed to the upper surface and the lower surface of the vibrating plate 12, and the outer edges are respectively bonded and fixed to the upper surface and the lower surface of the base 11; in addition, the air conditioner is provided with a fan,
one end of the voice coil 20 is fixedly arranged at the central position of the lower surface of the vibrating plate; it has two connecting lines 21; then, the process of the present invention is carried out,
the magnetic return system 30 has a pole piece 31, a T-shaped iron 32 and a magnet 33; wherein, at least one first fixing hole 311 is annularly arranged around the pole piece 31; the magnet 33 and the pole piece 31 are fixedly arranged on the T-shaped iron; in addition, the air conditioner is provided with a fan,
referring to fig. 2, two ends of the peripheral frame 40 are respectively connected and fixed with the vibrating plate device 10 and the magnetic return system 30 to form an electromagnetic vibrating device; the peripheral frame 40 has at least one connecting frame 41, at least one connecting block 42 and a base 43; wherein, one end of the connecting frame 41 is connected and fixed with the vibrating plate device 10, and the other end is connected and fixed with the base 43; the connecting frame 41 and the two adjacent ends of the connecting frame 41 are respectively connected and fixed by the connecting block 42, and the base 43 is connected and fixed with one end of the connecting frame 41, so that the connecting frame is an integral peripheral basin frame 40; a connection hole 431 and a fixing seat 432 are arranged on the base; the magnetic return system 30 is connected and fixed with the peripheral frame 40 by a screw locking manner through the connecting hole 431 and the fixing hole 311 of the pole piece 31 of the magnetic return system 30.
Further, the connecting frame 41 has a first connecting end 411 and a second connecting end 412, wherein the first connecting end 411 is disposed at the bottom end of the connecting frame 41 and is connected and fixed with the fixing seat 432 of the base 43; the second connecting end 412 is disposed at the top end of the connecting frame 41 for fixing the whole electromagnetic vibrator.
Further, the first connection end 411 of the connection frame 41 is further provided with at least one through hole 413, so that the connection frame 41 is fixed with the fixing seat 432 of the base 43 through the through hole 413 by a screw locking manner.
Further, the connecting frame 41 further has an inner surface, the inner surface at the top end of the connecting frame laterally protrudes outwards to form a receiving portion 414, and two ends of the receiving portion 414 respectively extend outwards in the direction of the connecting frame 41 adjacent to the left and right by a distance to form a curvature corresponding to the curvature of the outer surface of the base 11 of the vibrating plate device 10, so that the vibrating plate device 11 can be mounted and fixed.
Further, a plurality of second fixing holes 415 are formed in the receiving portion 414 of the connecting frame 41, so that the vibrating plate device 10 and the receiving portion 414 of the connecting frame 41 are fixedly connected by a locking screw.
Further, the inner surface of the connecting frame 41 and the upper surface of the receiving portion 414 are connected and fixed to the outer surface and the bottom of the base 11 of the vibrating plate device 10 by means of glue.
Further, the receiving portion 414 of the connecting frame 41 is connected and fixed to the base 11 of the diaphragm device 10 by an engaging method.
Furthermore, at least one connection hole 415 is respectively formed at two ends of the second connection end 412 of the connection frame 41, so that the connection blocks 42 can be fixed by locking screws when connecting two adjacent connection frames.
Further, the connecting frame 41 is made of a metal material with good heat conductivity.
Further, the connection frame 41 is made of metallic aluminum.
Further, the connection frame 41 further has at least one metal terminal 416 electrically connected to the connection wire 21 of the voice coil 20
Furthermore, a plurality of protruding strips 417 are further disposed on the outer surface of the connecting frame 41 to enhance the rigidity of the connecting frame 41, and a heat dissipation groove 418 is formed between the protruding strips 417 and the protruding strips 417 to increase the heat dissipation surface of the connecting frame 41.
It should be noted that when the vibration device is in operation, the voice coil 20 and the magnetic return system 30 are activated to generate a large amount of heat, and the heat can be conducted out through the connection frame 41.
It should be noted that, when manufacturing the peripheral frame 40 of the large-diameter electromagnetic vibration device, the size of the peripheral frame 30 is adjusted by the distance between the connecting frame 41 and the connecting frame 41 or by relatively increasing the number of the connecting frames 41 to make the size of the peripheral frame consistent with the size of the vibration plate device 10 of the electromagnetic vibration device, and then the connecting frames 41 and the connecting frames 41 are respectively connected and fixed by the connecting blocks 42 to form the peripheral frame 40 of the electromagnetic vibration device.
Meanwhile, a manufacturing method of the electromagnetic vibration device is provided:
a. opening the die metal connecting frame, and forming the connecting frame by die casting or punch forming;
b. opening a plastic connecting assembly block mold, and manufacturing a connecting block by a plastic injection method;
c. combining the 4 formed metal connecting frames together by using plastic connecting blocks to form a complete upper outer edge basin frame (or directly forming a whole peripheral basin frame);
d. connecting and fixing the combined outer edge frame with the mounting hole positions of the Chinese silks to form a loudspeaker upper frame combination;
e. putting the upper suspension edge and the vibrating plate into the base mold, and forming a vibrating plate through insert injection;
f. the lower suspension edge is adhered and fixed with the lower surface of the vibrating plate and then is adhered and fixed with the combined upper outer edge basin frame module to form the vibrating plate device;
meanwhile, the two vibrating plate modules can be oppositely buckled, one vibrating plate module is rotated by 180 degrees and is bonded with the other vibrating plate module in a buckling or glue bonding mode to form the vibrating plate device;
g. putting the U iron, the magnet and the pole piece into a plastic injection mold, and forming a lower basin frame assembly with a magnetic return system through embedding and injection;
h. connecting and fixing the voice coil with the vibrating plate through the tray;
i. the upper vibrating plate device and the lower basin frame with the magnetic return system are combined and fixed into a whole in a screw locking, hot stamping, buckling and other modes to form a complete electromagnetic vibrator device (a loudspeaker, in particular to a bass large-caliber loudspeaker).
The object of the present invention has been achieved fully effectively by the above embodiments. Those skilled in the art will appreciate that the present invention includes, but is not limited to, those illustrated in the accompanying drawings and described in the foregoing detailed description. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. An electromagnetic vibration device comprises a vibration plate device, a voice coil, a magnetic return system and a peripheral basin frame; wherein, one end of the voice coil is fixedly arranged at the central position of the lower surface of the vibrating plate device, the other end is arranged in the magnetic return system, one end of the peripheral frame is fixedly connected with the vibrating plate device, and the other end is fixedly connected with the magnetic return system; it is characterized in that the peripheral basin frame is provided with at least one connecting frame and at least one connecting block; and the two adjacent ends between the connecting frame and the connecting frame are respectively connected and fixed by the connecting block.
2. An electromagnetic vibration device as defined in claim 1, wherein the connecting frame has a first connecting end and a second connecting end, wherein the first connecting end is disposed at the bottom end of the connecting frame and is connected and fixed to the fixing base of the magnetic return system; and the second connecting end is arranged at the top end of the connecting frame so as to fix the whole electromagnetic vibration device.
3. An electromagnetic vibration device as defined in claim 1, wherein the connecting frame further has an inner surface, the inner surface at the top end of the connecting frame is protruded laterally outward to form a receiving portion, both ends of the receiving portion are extended outward in the direction of the left and right adjacent connecting frames to form a curvature corresponding to the curvature of the outer surface of the base of the vibration plate device, so that the vibration plate device is mounted and fixed.
4. An electromagnetic vibration device as defined in claim 3, wherein the supporting portion of the connecting frame is further provided with a plurality of second fixing holes for fixing the vibrating plate device and the supporting portion of the connecting frame by screws.
5. An electromagnetic vibration device according to claim 3, wherein the inner surface of the connecting frame and the upper surface of the receiving portion are fixedly connected to the outer surface and the bottom of the base of the vibration plate device by means of glue.
6. An electromagnetic vibration device as claimed in claim 1 wherein the peripheral frame further comprises a base which is fixedly connected to the connecting frame.
7. An electromagnetic vibration device according to claim 1 wherein the attachment bracket is made of metallic aluminum.
8. An electromagnetic vibration device in accordance with claim 7, wherein the connecting frame further has a plurality of ribs on an outer surface thereof to enhance rigidity of the connecting frame, and a heat sink is formed between the ribs to increase a heat dissipating surface of the connecting frame.
9. An electromagnetic vibration device as claimed in claim 2, wherein the second connecting ends of the connecting frames are respectively provided with at least one connecting hole at both ends thereof for fixing the connecting blocks by locking screws when the connecting blocks are connected to two adjacent connecting frames.
10. A method for manufacturing an electromagnetic vibration device comprises the following steps:
a. opening the die metal connecting frame, and forming the connecting frame by die casting or punch forming;
b. opening a plastic connecting assembly block mold, and manufacturing a connecting block by a plastic injection method;
c. combining the 4 formed metal connecting frames together by using plastic connecting blocks to form a complete upper outer edge basin frame (or directly forming a whole peripheral basin frame);
d. connecting and fixing the combined outer edge frame with the mounting hole positions of the Chinese silks to form a loudspeaker upper frame combination;
e. putting the upper suspension edge and the vibrating plate into the base mold, and forming a vibrating plate through insert injection;
f. the lower suspension edge is adhered and fixed with the lower surface of the vibrating plate and then is adhered and fixed with the combined upper outer edge basin frame module to form the vibrating plate device;
meanwhile, the two vibrating plate modules can be oppositely buckled, one vibrating plate module is rotated by 180 degrees and is bonded with the other vibrating plate module in a buckling or glue bonding mode to form the vibrating plate device;
g. putting the U iron, the magnet and the pole piece into a plastic injection mold, and forming a lower basin frame assembly with a magnetic return system through embedding and injection;
h. connecting and fixing the voice coil with the vibrating plate through the tray;
i. the upper vibrating plate device and the lower basin frame with the magnetic return system are combined and fixed into a whole through the modes of locking screws, hot stamping, buckling and the like, so that a complete electromagnetic vibrator device is formed.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100915317A CN102611973A (en) | 2012-03-30 | 2012-03-30 | Electromagnetic vibration device and manufacturing method of electromagnetic vibration device |
| PCT/CN2012/073870 WO2013143173A1 (en) | 2012-03-30 | 2012-04-12 | Electromagnetic vibration device and manufacturing method therefor |
| US14/389,377 US9319797B2 (en) | 2012-03-30 | 2012-04-12 | Electromagnetic vibration device and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100915317A CN102611973A (en) | 2012-03-30 | 2012-03-30 | Electromagnetic vibration device and manufacturing method of electromagnetic vibration device |
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| CN102611973A true CN102611973A (en) | 2012-07-25 |
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| CN2012100915317A Pending CN102611973A (en) | 2012-03-30 | 2012-03-30 | Electromagnetic vibration device and manufacturing method of electromagnetic vibration device |
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Cited By (3)
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| CN103813259A (en) * | 2014-01-13 | 2014-05-21 | 宁波升亚电子有限公司 | Method for manufacturing electromagnetic vibrating device |
| CN107820157A (en) * | 2016-09-05 | 2018-03-20 | 宁波升亚电子有限公司 | Portable sound effect device and its manufacture method |
| CN113924859A (en) * | 2021-09-23 | 2022-01-14 | 东北农业大学 | Telescopic combined shaking plate with different-direction movement |
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| CN102291648A (en) * | 2011-07-21 | 2011-12-21 | 宁波升亚电子有限公司 | Peripheral frame of electromagnetic vibrating device and production method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103813259A (en) * | 2014-01-13 | 2014-05-21 | 宁波升亚电子有限公司 | Method for manufacturing electromagnetic vibrating device |
| CN107820157A (en) * | 2016-09-05 | 2018-03-20 | 宁波升亚电子有限公司 | Portable sound effect device and its manufacture method |
| CN113924859A (en) * | 2021-09-23 | 2022-01-14 | 东北农业大学 | Telescopic combined shaking plate with different-direction movement |
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