CN106817666B - The welding tooling and welding method of motor vibrator - Google Patents
The welding tooling and welding method of motor vibrator Download PDFInfo
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- CN106817666B CN106817666B CN201710162665.6A CN201710162665A CN106817666B CN 106817666 B CN106817666 B CN 106817666B CN 201710162665 A CN201710162665 A CN 201710162665A CN 106817666 B CN106817666 B CN 106817666B
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- motor
- magnet
- tooling
- oscillator
- voice coil
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
Abstract
The invention discloses a kind of welding tooling of motor vibrator and welding methods, wherein welding tooling includes support member and tooling magnet mounted thereto, the quantity and installation site of tooling magnet are adapted with the voice coil on the moving-magnetic type loudspeaker of elastic slice to be welded, and the direction of magnetization of tooling magnet is vertical and identical.It when using the present invention, is oppositely arranged in support member supports tooling magnet and each voice coil on oscillator, by FPCB to input current in voice coil, adjusts sense of current, so that voice coil is become the electromagnet to attract each other with tooling magnet, oscillator is sucked up into suspension.The size of electric current in the distance between support member and oscillator, and/or adjustment voice coil is adjusted, the levitation position of adjustable oscillator quickly positions oscillator.Because the occupied space of welding tooling is small, so that laser equipment is not blocked, improve the precision of welding, facilitates the progress of DOE verifying, saved the time.
Description
Technical field
The present invention relates to electro-acoustic product technical field more particularly to the welding toolings and welding method of a kind of motor vibrator.
Background technique
Two-in-one moving-magnetic type loudspeaker is because having motor function, so needing elastic piece structure.Elastic piece structure is needed using sharp
Flush weld connection technology, is welded in the frame and shell of oscillator.Since frame bottom surface cannot directly be contacted with shell, so needing
Oscillator, which is suspended to certain altitude just, can be carried out welding.
Elastic piece structure welding tooling in the prior art, the main Z axis height for positioning oscillator.It finds in use,
It suffers from the drawback that the positioning in Z-direction, it is easy to which the laser welding apparatus for blocking welding elastic piece structure causes to weld
It is bad;And since structure is complicated for two-in-one loudspeaker product, the complicated cumbersome tooling of Structure of need, it is fixed to further increase
The difficulty of position, also adds cost and time;And existing welding tooling is difficult to be adjusted again once being formed, and it is inconvenient
In the progress of product DOEs (experimental design).
Summary of the invention
In view of the above deficiencies, the first technical problem to be solved by the present invention is: providing a kind of welding of motor vibrator
Tooling, the tooling have the advantages that structure is simple, small in size, at low cost and easy to operate.
In order to solve the above technical problems, the technical scheme is that
A kind of welding tooling of motor vibrator, including support member, and it is mounted on the tooling of the support member lower end
Magnet, the quantity of the tooling magnet are at least two pieces, are located at two blocks of tooling magnetic at the support member both ends
Iron setting corresponding with two pieces of motor magnets at the motor vibrator both ends are located at respectively;The motor magnet is electromagnet,
The direction of magnetization of the tooling magnet and the motor magnet is vertical and identical.
Preferred embodiment is that the quantity of the tooling magnet is identical as the quantity of the motor magnet.
Preferred embodiment is that the support member is mechanical arm.
Preferred embodiment is that the tooling magnet is permanent magnet.
Preferred embodiment is that the tooling magnet is electromagnet.
Based on the same inventive concept, second technical problem to be solved by this invention is: providing a kind of motor vibrator
Welding method, this method keep oscillator positioning fast, have saved the time, improved assembly precision and production efficiency.
In order to solve the above technical problems, the technical scheme is that
A kind of welding method of motor vibrator, comprising the following steps:
Step 1: the motor vibrator is placed on motor shell, and the welding tooling of above-mentioned motor vibrator is placed in institute
The top of motor vibrator is stated, and makes the two tooling magnet for being located at the support member both ends respectively and positioned at described
The motor magnet of the two of oscillator both ends is corresponding;
Step 2: electric current is passed through to the voice coil of the motor magnet;
Step 3: adjusting the distance between the support member and the oscillator, and/or adjustment is passed through the motor magnet
Voice coil size of current so that the oscillator hovers over the suitable position above the motor shell;
Step 4: the both ends of elastic slice are respectively welded on the oscillator and the motor shell using welding equipment.
Preferred embodiment is that the motor vibrator is the oscillator of moving-magnetic type loudspeaker, and the oscillator includes that the motor is arranged
The frame of magnet, and be located among two motor magnets to magnetic magnet.
Preferred embodiment is that an armature is respectively arranged in the centre of the voice coil of each motor magnet, and the armature is according to logical
It crosses the variation of the current direction of the voice coil and changes the direction of magnetization of itself.
Preferred embodiment is that the oscillator further includes the magnetic conductive part being located on each voice coil, and each magnetic conductive part covers
The upper surface of the corresponding voice coil is covered, and each magnetic conductive part corresponds to the position at the voice coil center equipped with evacuation aperture;
The magnetic conductive part on two voice coils of two sides also covers the lateral surface of the voice coil.
Preferred embodiment is that a fixed part is respectively stretched out to the both ends of the motor shell in the bottom of the motor shell, described
Fixed part is equipped with to the FPCB of the voice coil input electric current.
A kind of welding method of motor vibrator, comprising the following steps:
Step 1: the motor vibrator is placed on motor shell, and the welding tooling of above-mentioned motor vibrator is placed in institute
The top of motor vibrator is stated, and makes the two tooling magnet for being located at the support member both ends respectively and positioned at described
The motor magnet of the two of oscillator both ends is corresponding;
Step 2: it is passed through electric current to the voice coil of the motor magnet, and/or is passed through electricity to the voice coil of the tooling magnet
Stream;
Step 3: adjusting the distance between the support member and the oscillator, and/or adjustment is passed through the motor magnet
Voice coil size of current, and/or adjustment be passed through the tooling magnet voice coil size of current so that the oscillator hovers over
Suitable position above the motor shell;
Step 4: the both ends of elastic slice are respectively welded on the oscillator and the motor shell using welding equipment.
After adopting the above technical scheme, the beneficial effects of the present invention are: due to motor vibrator of the invention welding tooling
And welding method, wherein the welding tooling of motor vibrator includes support member and tooling magnet mounted thereto, tooling magnet
Quantity and installation site be adapted with the voice coil on the moving-magnetic type loudspeaker of elastic slice to be welded, and the magnetization side of tooling magnet
To being vertical and identical.When so welding elastic slice using electromagnetic levitation type welding tooling of the invention, under the support of support member,
Tooling magnet is oppositely arranged with each voice coil on oscillator, then adjusts sense of current to input current in voice coil by FPCB,
Voice coil is set to become the electromagnet to attract each other with tooling magnet, so that oscillator is sucked up suspension.Adjust support member and oscillator
The distance between, and/or the size of electric current in voice coil is adjusted, the suction between adjustable tooling magnet and voice coil goes to adjust
The levitation position of oscillator quickly positions oscillator.Because the occupied space of electromagnetic levitation type welding tooling of the invention is small, use
It is not blocked in the laser equipment of welding, to improve the precision of welding.And welding tooling of the invention also facilitates DOE
The progress of verifying, has saved the time, has reduced costs.
Since the centre of the voice coil of each motor magnet is respectively arranged an armature, armature is according to the change of the current direction by voice coil
Change and change the direction of magnetization of itself;Keep the gravitation between entire oscillator and tooling magnet symmetrical, be conveniently adjusted process balances into
Row.
Since a fixed part is respectively stretched out to the both ends of motor shell in the bottom of motor shell, fixed part is equipped with defeated to voice coil
Enter the FPCB of electric current;Facilitate the input of each voice coil electric current.
In conclusion the welding tooling of motor vibrator of the invention is compared with prior art, solves the prior art and be hit by a bullet
Chip architecture welding tooling positions Z axis, leads to the technical problem that positioning difficulty is big;And the welding tooling of motor vibrator of the invention,
Oscillator overhead positions are adjusted by adjusting voice coil size of current, oscillator is positioned vacantly and is more easier, save the cost and time.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is the welding tooling welding of motor vibrator of the present invention;
Fig. 2 is structural schematic diagram when elastic slice welding of the present invention is completed;
In figure: 10-motor shells, 3-motor vibrators, 30-frame, 32-magnetic conductive parts, 34-voice coils, 36-ranks
Iron, 38-are to magnetic magnet, 39-elastic slices, 40-FPCB, 50-welding toolings, 500-tooling magnet, 502-mechanical arms.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment one:
As depicted in figs. 1 and 2, a kind of welding tooling of motor vibrator, including support member, the support member of the present embodiment
It is preferred that mechanical arm 502;And it is mounted on the tooling magnet 500 of 502 lower end of mechanical arm.The quantity of tooling magnet 500 is at least two
Block is located at two blocks of tooling magnet 500 at 502 both ends of mechanical arm, respectively be located at 3 both ends of motor vibrator two pieces of horses
Up to the corresponding setting of magnet;Motor magnet is electromagnet, and the direction of magnetization of tooling magnet 500 and motor magnet is vertical and phase
Together.
The quantity of tooling magnet 500 of the invention is identical as the quantity of motor magnet, so as to when being welded, tooling magnetic
Iron 500 and motor magnet is one-to-one attracts each other, motor vibrator 3 is sucked up.
Tooling magnet 500 used in the present embodiment is permanent magnet, and the magnetic pole of permanent magnet can be towards sound
The magnetic pole for enclosing 34 sides is the pole N, and the side magnetic pole far from voice coil 34 is the pole S, naturally it is also possible in turn.No matter tooling magnet 500
Polarity how to be arranged, as long as input voice coil 34 in sense of current make voice coil 34 become electromagnet after, the magnetization of electromagnet
Direction is identical as the direction of magnetization of tooling magnet 500.
As depicted in figs. 1 and 2, the invention further relates to a kind of welding methods of motor vibrator, comprising the following steps:
Step 1: motor vibrator 3 is placed on motor shell 10, and the welding tooling 50 of above-mentioned motor vibrator 3 is placed in
The top of motor vibrator 3, and make the two tooling magnet 500 for being located at 502 both ends of mechanical arm respectively and positioned at 3 both ends of oscillator
Two motor magnets it is corresponding;The motor magnet of the present embodiment includes the voice coil 34 of flat structure, and is inserted among voice coil
Armature 36;Structure cited by the unlimited the present embodiment of certain motor magnet.
Step 2: electric current is passed through to the voice coil 34 of motor magnet;Specifically: ⊙ and ⊕ represents the electricity in voice coil 34 in diagram
Direction is flowed, ⊙ indicates that current direction is outside perpendicular to paper, and ⊕ indicates that current direction is inside perpendicular to paper.It is passed through in voice coil 34
When the electric current in direction as shown in the figure, according to the right-hand rule, the magnetic direction positioned at the voice coil 34 in left side is side shown in arrow 60
To the magnetic direction of the voice coil 34 on right side is direction shown in arrow 62.The upper end of namely two voice coils 34 is the pole N, lower end
For the pole S, if we allow the lower end of tooling magnet 500 for the pole S, upper end is the pole N, then generates between tooling magnet 500 and voice coil 34
Oscillator 3 is sucked up suspension by upward suction, the direction as shown in arrow 64 and 66, suction.
Step 3: adjustment the distance between mechanical arm 205 and oscillator 3, and/or adjustment are passed through the voice coil 34 of motor magnet
Size of current, so that oscillator 3 hovers over the suitable position of 10 top of motor shell;
Step 4: the both ends of elastic slice 39 are respectively welded on oscillator 3 and motor shell 10 using welding equipment.
As depicted in figs. 1 and 2, the motor vibrator of the present embodiment is the oscillator in two-in-one moving-magnetic type loudspeaker, oscillator 3
Including two or three voice coils 34;Oscillator 3 further include be located between two voice coils 34 to magnetic magnet 38, this to magnetic magnet 38 with raise
The magnet for the motor that the motor function of sound device is configured mutually repels, and keeps balance.The moving-magnetic type loudspeaker packet of the present embodiment simultaneously
Two FPCB40 are included, two FPCB40 set up separately in the two sides of motor shell 10, and one end of FPCB40 is located at motor shell 10 to two sides
On the fixed part of stretching.Because FPCB40 is equipped with the part being located on the outside of motor shell 10, make internal voice coil 34 and external circuit
Easy to connect, the connection relationship adjustment between each voice coil 34 also facilitates.
As depicted in figs. 1 and 2, oscillator further includes the frame 30 for being located at motor magnet, and motor magnet includes voice coil 34, and two
An armature 36 is respectively arranged in the centre of voice coil 34, and armature 36 changes the magnetic of itself according to the variation of the current direction by voice coil 34
Change direction.And magnetic conductive part 32 is equipped on two voice coils 34, each magnetic conductive part 32 covers the upper surface of corresponding voice coil 34,
And the position at corresponding 34 center of voice coil of each magnetic conductive part 32 is equipped with evacuation aperture;Magnetic conductive part on two voice coils 34 of two sides
32 also cover the lateral surface of voice coil 34.If oscillator includes three voice coils 34 certainly, then set there are three magnetic conductive part 32.
In addition mechanical arm 502 cited by the unlimited this example of support member of the invention, as long as can pacify in the manner described above
Fill tooling magnet 500.
Embodiment two:
The present embodiment is basically the same as the first embodiment, the difference is that:
As depicted in figs. 1 and 2, the welding tooling 50 of the present embodiment, the tooling magnet 500 being arranged on mechanical arm 502 are
Electromagnet.After namely tooling magnet 500 is passed into electric current, become electromagnet.
A kind of welding method of motor vibrator, comprising the following steps:
Step 1: motor vibrator 3 is placed on motor shell 10, by the welding tooling 50 of motor vibrator 3 be placed in motor
The top of oscillator 3, and make the two tooling magnet 500 for being located at 502 both ends of mechanical arm respectively and positioned at the two of 3 both ends of oscillator
Motor magnet is corresponding.The motor magnet of the present embodiment includes the voice coil 34 of flat structure, and is inserted in the armature among voice coil
36;Structure cited by the unlimited the present embodiment of certain motor magnet.
Step 2: it is passed through electric current to the voice coil 34 of motor magnet, and/or is passed through electric current to the voice coil of tooling magnet 500;Make
Motor magnet becomes electromagnet, and tooling magnet 500 is made to become electromagnet, by controlling sense of current, allows motor magnet and work
Dress magnet mutually attracts.
Step 3: adjustment the distance between mechanical arm 502 and oscillator 3, and/or adjustment are passed through the voice coil 34 of motor magnet
Size of current, and/or adjustment are passed through the size of current of the voice coil of tooling magnet 500, so that oscillator 3 hovers on motor shell 10
The suitable position of side;
Step 4: the both ends of elastic slice 39 are respectively welded on oscillator 3 and motor shell 10 using welding equipment.
By both the above embodiment it is found that the principle that the elastic slice of motor vibrator of the invention welds, exactly leads to voice coil 34
Electric forming electromagnet, by adjusting the distance between 34 size of current of voice coil, welding tooling 50 and voice coil 34, adjust oscillator 3 with
Attraction between tooling magnet 500, and then adjust the hanging position of oscillator 3.And magnetic suspension welding tooling of the invention and existing
There is technology to compare to have the advantage that
1, do not use tool locating Z axis height, but by adjusting the electric current of voice coil 34 come adjust height, accuracy compared with
It is high.
2, it can very easily change overhead positions by changing size of current, be easier to carry out relative to tool locating
The verifying of DOE, save the cost and time.
3, relative to tool locating, magnetic suspension positioning method tool structure occupied space is smaller, will not influence laser welding.
The preferred embodiment of present invention described above, is not intended to limit the invention, it is all in spirit of the invention and
Made any modification within principle, etc. same motor vibrator welding tooling and the improvement of welding method structure etc., should all
It is included within protection scope of the present invention.
Claims (11)
1. the welding tooling of motor vibrator, which is characterized in that including support member, and be mounted on the support member lower end
Tooling magnet, the quantity of the tooling magnet are at least two pieces, are located at two pieces of works at the support member both ends
Fill magnet setting corresponding with two pieces of motor magnets at the motor vibrator both ends are located at respectively;The motor magnet is electromagnetism
The direction of magnetization of iron, the tooling magnet and the motor magnet is vertical and identical.
2. the welding tooling of motor vibrator according to claim 1, which is characterized in that the quantity of the tooling magnet and institute
The quantity for stating motor magnet is identical.
3. the welding tooling of motor vibrator according to claim 2, which is characterized in that the support member is mechanical arm.
4. the welding tooling of motor vibrator according to claim 3, which is characterized in that the tooling magnet is permanent magnetic
Iron.
5. the welding tooling of motor vibrator according to claim 3, which is characterized in that the tooling magnet is electromagnet.
6. the welding method of motor vibrator, which comprises the following steps:
Step 1: the motor vibrator is placed on motor shell, by the described in any item motor vibrators of Claims 1-4
Welding tooling is placed in the top of the motor vibrator, and makes the two tooling magnet for being located at the support member both ends
It is corresponding with two motor magnets at the oscillator both ends are located at respectively;
Step 2: electric current is passed through to the voice coil of the motor magnet;
Step 3: adjusting the distance between the support member and the oscillator, and/or adjustment is passed through the sound of the motor magnet
The size of current of circle, so that the oscillator hovers over the suitable position above the motor shell;
Step 4: the both ends of elastic slice are respectively welded on the oscillator and the motor shell using welding equipment.
7. the welding method of motor vibrator according to claim 6, which is characterized in that the motor vibrator is raised for moving-magnetic type
The oscillator of sound device, the oscillator include the frame that the motor magnet is arranged, and are located at pair among two motor magnets
Magnetic magnet;The magnet for the motor that the motor function to magnetic magnet and loudspeaker is configured mutually repels.
8. the welding method of motor vibrator according to claim 7, which is characterized in that the sound of each motor magnet
An armature is respectively arranged in the centre of circle, and the armature changes the magnetization of itself according to the variation of the current direction by the voice coil
Direction.
9. the welding method of motor vibrator according to claim 8, which is characterized in that the oscillator further includes being located at each institute
The magnetic conductive part on voice coil is stated, each magnetic conductive part covers the upper surface of the corresponding voice coil, and each magnetic conductive part
The position at the corresponding voice coil center is equipped with evacuation aperture;The magnetic conductive part on two voice coils of two sides also covers
The lateral surface of the voice coil.
10. the welding method of motor vibrator according to claim 7, which is characterized in that the bottom of the motor shell to
A fixed part is respectively stretched out at the both ends of the motor shell, and the fixed part is equipped with to the FPCB of the voice coil input electric current.
11. the welding method of motor vibrator, which comprises the following steps:
Step 1: the motor vibrator is placed on motor shell, by Welder's device of motor vibrator described in claim 5
In the top of the motor vibrator, and make the two tooling magnet for being located at the support member both ends respectively be located at
Two motor magnets at the oscillator both ends are corresponding;
Step 2: it is passed through electric current to the voice coil of the motor magnet, and/or is passed through electric current to the voice coil of the tooling magnet;
Step 3: adjusting the distance between the support member and the oscillator, and/or adjustment is passed through the sound of the motor magnet
The size of current of circle, and/or adjustment are passed through the size of current of the voice coil of the tooling magnet so that the oscillator hover over it is described
Suitable position above motor shell;
Step 4: the both ends of elastic slice are respectively welded on the oscillator and the motor shell using welding equipment.
Priority Applications (2)
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CN201710162665.6A CN106817666B (en) | 2017-03-18 | 2017-03-18 | The welding tooling and welding method of motor vibrator |
PCT/CN2017/078753 WO2018170943A1 (en) | 2017-03-18 | 2017-03-30 | Motor vibrator welding tooling and welding method |
Applications Claiming Priority (1)
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CN201710162665.6A CN106817666B (en) | 2017-03-18 | 2017-03-18 | The welding tooling and welding method of motor vibrator |
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CN106817666A CN106817666A (en) | 2017-06-09 |
CN106817666B true CN106817666B (en) | 2019-08-27 |
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WO (1) | WO2018170943A1 (en) |
Families Citing this family (3)
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CN107517432B (en) * | 2017-09-28 | 2023-12-12 | 深圳市长盈精密技术股份有限公司 | Manufacturing method of motor and motor assembly |
US11607755B2 (en) * | 2017-11-29 | 2023-03-21 | Magna International Inc. | Fixture assembly for welding operations |
CN113347538B (en) * | 2021-08-05 | 2021-10-01 | 深圳市汇鑫垒刀模科技有限公司 | Heat dissipation damping loudspeaker |
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CN106817666A (en) | 2017-06-09 |
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