CN104111418A - VCM (voice coil motor) jitter detection machine - Google Patents
VCM (voice coil motor) jitter detection machine Download PDFInfo
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- CN104111418A CN104111418A CN201310137945.3A CN201310137945A CN104111418A CN 104111418 A CN104111418 A CN 104111418A CN 201310137945 A CN201310137945 A CN 201310137945A CN 104111418 A CN104111418 A CN 104111418A
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- vcm
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- detection machine
- optical sensor
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Abstract
The invention relates to a VCM (voice coil motor) jitter detection machine. The VCM jitter detection machine comprises a workbench, a light sensor adjusting assembly, a VCM test carrier, a probe assembly, a circuit control box, an XY two-dimensional movement platform and a computer; the XY two-dimensional movement platform is arranged on the workbench; the VCM test carrier and the probe assembly are arranged on the circuit control box; the circuit control box is arranged on the XY two-dimensional movement platform; the VCM test carrier which comprises a base provided with a positioning slot; the probe assembly comprises a plurality of probes and a slider, wherein the plurality of probes are fixed on the slider and face the positioning slot for a VCM, and the slider is arranged on the circuit control box; the light sensor adjusting assembly comprises a light sensor which is arranged above the VCM test carrier in a vertically-sliding manner and is opposite to the positioning slot in a vertical direction; the light sensor and the plurality of probes are in electric connection with the circuit control box; and the circuit control box is in electric connection with the computer. The VCM jitter detection machine of the invention can detect the working state of the VCM when the VCM is energized.
Description
Technical field
The present invention relates to a kind of VCM glitch detection machine, for checking the duty of VCM in the time switching on.
Background technology
VCM(Voice Coil Motor Chinese: voice coil motor) voice coil loudspeaker voice coil that is similar to loudspeaker because of its structure gains the name, full name is voice coil motor, structure is divided into two parts: voice coil loudspeaker voice coil and magnet, its principle of work: when electrical conductor passes magnetic field, can produce the power perpendicular to magnetic field line, the size of this power depends on by the intensity of the length of the conductor in magnetic field, magnetic field and electric current, actual electric current is converted into linear thrust or torsion by voice coil motor, and the size of current that their size is passed through with reality is proportional.
The height of selling on market is now joined the photograph module of pixel mobile phone, apply just the principle of work of voice coil motor, product camera lens is suspended in the such working environment of VCM, again will be as throwing into sensor with object imaging, in the time of imaging through the two optical-filter switchers of IR CUT() and peripheral circuit pcb board spread out of Connecter(connector) import photo into mobile phone preservation.And some VCM can not will move according to certain route to as imagined in people an electric current in the time taking pictures, that is because just there is such or such flaw in the production of VCM, in order to improve the quality of stocking up with shipment, must there is such machine to check the duty of VCM in the time of energising.
Summary of the invention
The object of the invention is to overcome the defect that prior art exists, a kind of VCM glitch detection machine that can check the duty of VCM in the time of energising is provided.
The technical solution adopted for the present invention to solve the technical problems is: a kind of VCM glitch detection machine, comprise worktable, optical sensor adjusting part, VCM test loaded tool, probe assembly, circuit control box, XY two-dimension moving platform and computer, described XY two-dimension moving platform is arranged on worktable, described VCM test loaded tool and probe assembly are arranged on circuit control box, described circuit control box is arranged on XY two-dimension moving platform, described VCM test loaded tool comprises base and rotates the gland being arranged on base, on described base, there is the locating slot for placing VCM, described gland is provided with the through hole corresponding with described locating slot position, described probe assembly comprises some probes and slide block, these some probes are fixed on slide block, and towards the locating slot of VCM, described slide block is slidably arranged on circuit control box, described optical sensor adjusting part comprises optical sensor, described optical sensor slides up and down and is arranged on VCM test loaded tool top, and relative up and down with locating slot, described optical sensor and some probes and circuit control box electrically connect, described circuit control box is electrically connected with computer.
Described worktable is connected and composed by leveling board and vertical plate, and described XY two-dimension moving platform is arranged on leveling board, and described optical sensor adjusting part is connected with vertical plate.
Described optical sensor adjusting part also comprises vertical rack, horizontal stand, sensor fixation plate and setting nut, described optical sensor and sensor fixation plate are connected, described sensor fixation plate slides up and down and is connected on vertical rack, described setting nut is arranged on horizontal stand, and its lower end is connected through horizontal stand and sensor fixation plate.
Described optical sensor is radium-shine sensor.
Also comprise board, described board is connected and composed by horizontal platen and vertical platen, the vertical plate of described worktable is rotationally connected by the vertical platen of rotating shaft and board, described vertical plate both sides have fixed orifice, on described vertical platen, have the fixed orifice corresponding with fixed orifice position on vertical plate, two corresponding fixed orifices are fixed by pin.
Described probe assembly also comprises that optical axis props up piece and guide rod, and described guide rod and optical axis prop up piece and be connected, and described slide block is slidably socketed on guide rod.
Described XY two-dimension moving platform comprises x axle module and be slidably arranged in the y axle module on x axle module, and described circuit control box is fixed on y axle module.
Beneficial effect of the present invention: the invention solves the defect existing in background technology, design a kind of board and can check the duty of VCM while energising, only test product need be placed in VCM test loaded tool, can test, easy to operate, and 360 ° of worktable and boards are rotationally connected, and can under arbitrarily angled, detect.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the structural representation of the preferred embodiments of the present invention.
Embodiment
A kind of VCM glitch detection machine as shown in Figure 1, comprises worktable 1, optical sensor adjusting part 2, VCM test loaded tool 3, probe assembly 4, circuit control box 5, XY two-dimension moving platform 6 and computer 9.Described worktable 1 is connected and composed by leveling board and vertical plate, described XY two-dimension moving platform 6 is arranged on leveling board, described optical sensor adjusting part 2 is connected with vertical plate, described VCM test loaded tool 3 and probe assembly 4 are arranged on circuit control box 5, described XY two-dimension moving platform 6 comprises x axle module and be slidably arranged in the y axle module on x axle module, and described circuit control box 5 is fixed on y axle module.Described VCM test loaded tool 3 comprises that base 31 and rotation are arranged on the gland 32 on base 31, on described base 31, has the locating slot for placing VCM, and described gland 32 is provided with the through hole corresponding with described locating slot position.Described probe assembly 4 comprises that some probes 41, slide block 42, optical axis prop up piece 43 and guide rod 44, and these some probes 41 are fixed on slide block 42, and towards the locating slot of VCM, described guide rod 44 props up piece 43 with optical axis and is connected, and described slide block 42 is slidably socketed on guide rod 44.Described optical sensor adjusting part 2 comprises optical sensor 21, vertical rack 22, horizontal stand 23, sensor fixation plate 24 and setting nut 25, described optical sensor 21 is positioned at VCM test loaded tool 3 tops, and relative up and down with locating slot, this optical sensor 21 is connected with sensor fixation plate 24, described sensor fixation plate 24 slides up and down and is connected on vertical rack 22, described setting nut 25 is threaded on horizontal stand 23, and its lower end is connected through horizontal stand 23 and sensor fixation plate 24.Described optical sensor 21 and some probes 41 electrically connect with circuit control box 5, and described circuit control box 5 is electrically connected with computer 9.
This detection machine also comprises board 7, described board 7 is connected and composed by horizontal platen and vertical platen, the vertical plate of described worktable 1 is rotationally connected by the vertical platen of rotating shaft and board 7, described vertical plate both sides have fixed orifice, on described vertical platen, have the fixed orifice corresponding with fixed orifice position on vertical plate, two corresponding fixed orifices are fixing by pin 8.
This case preferred embodiment: described optical sensor 21 is radium-shine sensor.
Principle of work: test product is placed in the locating slot of VCM test loaded tool 3, advance probe assembly 4 to test product VCM energising, now VCM just has electric current to pass through, at the just state in suspending of the logical obsolescent product camera lens of electric current, the electric current that changes VCM the two poles of the earth by circuit control box 5 and computer 9, test product will do the action of bob.And machine when energising, the emission of light of radium-shine sensor 21 and receive light and get on product camera lens, and always in obtaining the state of numerical value.In the time that camera lens moves, radium-shine sensor 21 will detect and signal is passed to 5 li of circuit control boxes, circuit control box 5 imports the signal detecting into 9 li, computer again, and computer 9 can present the motion process of camera lens with function curve diagram, and is OK or NG having detected rear demonstration test product.
Should be appreciated that specific embodiment described above, only for explaining the present invention, is not intended to limit the present invention.The apparent variation of being extended out by spirit of the present invention or variation are still among protection scope of the present invention.
Claims (7)
1. a VCM glitch detection machine, it is characterized in that: comprise worktable (1), optical sensor adjusting part (2), VCM test loaded tool (3), probe assembly (4), circuit control box (5), XY two-dimension moving platform (6) and computer (9), described XY two-dimension moving platform (6) is arranged on worktable (1), described VCM test loaded tool (3) and probe assembly (4) are arranged on circuit control box (5), described circuit control box (5) is arranged on XY two-dimension moving platform (6), described VCM test loaded tool (3) comprises that base (31) and rotation are arranged on the gland (32) on base (31), described base has the locating slot for placing VCM on (31), described gland (32) is provided with the through hole corresponding with described locating slot position, described probe assembly (4) comprises some probes (41) and slide block (42), these some probes (41) are fixed on slide block (42), and towards the locating slot of VCM, described slide block (42) is slidably arranged on circuit control box (5), described optical sensor adjusting part (2) comprises optical sensor (21), described optical sensor (21) slides up and down and is arranged on VCM test loaded tool (3) top, and relative up and down with locating slot, described optical sensor (21) and some probes (41) electrically connect with circuit control box (5), described circuit control box (5) is electrically connected with computer (9).
2. VCM glitch detection machine according to claim 1, it is characterized in that: described worktable (1) is connected and composed by leveling board and vertical plate, described XY two-dimension moving platform (6) is arranged on leveling board, and described optical sensor adjusting part (2) is connected with vertical plate.
3. VCM glitch detection machine according to claim 2, it is characterized in that: described optical sensor adjusting group (2) part also comprises vertical rack (22), horizontal stand (23), sensor fixation plate (24) and setting nut (25), described optical sensor (21) is connected with sensor fixation plate (24), described sensor fixation plate (24) slides up and down and is connected on vertical rack (22), it is upper that described setting nut (25) is arranged on horizontal stand (23), and its lower end is connected through horizontal stand (23) and sensor fixation plate (24).
4. according to the VCM glitch detection machine described in claim 1 or 2 or 3, it is characterized in that: described optical sensor (21) is radium-shine sensor.
5. VCM glitch detection machine according to claim 1, it is characterized in that: also comprise board (7), described board (7) is connected and composed by horizontal platen and vertical platen, the vertical plate of described worktable (1) is rotationally connected by the vertical platen of rotating shaft and board (7), described vertical plate both sides have fixed orifice, on described vertical platen, have the fixed orifice corresponding with fixed orifice position on vertical plate, two corresponding fixed orifices are fixing by pin (8).
6. VCM glitch detection machine according to claim 1, it is characterized in that: described probe assembly (4) also comprises that optical axis props up piece (43) and guide rod (44), described guide rod (44) props up piece (43) with optical axis and is connected, and described slide block (42) is slidably socketed on guide rod (44).
7. VCM glitch detection machine according to claim 1, is characterized in that: described XY two-dimension moving platform (6) comprises x axle module and be slidably arranged in the y axle module on x axle module, and described circuit control box (5) is fixed on y axle module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137945.3A CN104111418A (en) | 2013-04-19 | 2013-04-19 | VCM (voice coil motor) jitter detection machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310137945.3A CN104111418A (en) | 2013-04-19 | 2013-04-19 | VCM (voice coil motor) jitter detection machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104111418A true CN104111418A (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310137945.3A Pending CN104111418A (en) | 2013-04-19 | 2013-04-19 | VCM (voice coil motor) jitter detection machine |
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| Country | Link |
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| CN (1) | CN104111418A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102087A (en) * | 2014-08-08 | 2014-10-15 | 深圳市世尊科技有限公司 | Testing device for micro voice coil motor |
| CN112763950A (en) * | 2020-12-22 | 2021-05-07 | 扬州京柏自动化科技有限公司 | Magnetic circuit testing device |
Citations (7)
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| JPH0924470A (en) * | 1995-07-14 | 1997-01-28 | Nippon Steel Corp | Weld line profiling sensor |
| CN101409248A (en) * | 2007-10-12 | 2009-04-15 | 深圳市大族精密机电有限公司 | Two-dimensional motion platform |
| CN101750869A (en) * | 2008-12-05 | 2010-06-23 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor testing device |
| CN202102082U (en) * | 2011-06-10 | 2012-01-04 | 陈冠男 | Measuring device possessing voice coil motor |
| CN102937701A (en) * | 2012-11-16 | 2013-02-20 | 信利光电(汕尾)有限公司 | Camera shooting module motor tester |
| CN102946169A (en) * | 2012-11-20 | 2013-02-27 | 辽宁中蓝电子科技有限公司 | Voice Coil Motor (VCM) magnetic sheet assembly device |
| CN203250002U (en) * | 2013-04-19 | 2013-10-23 | 群光电子(苏州)有限公司 | Voice coil motor (VCM) jitter test machine |
-
2013
- 2013-04-19 CN CN201310137945.3A patent/CN104111418A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0924470A (en) * | 1995-07-14 | 1997-01-28 | Nippon Steel Corp | Weld line profiling sensor |
| CN101409248A (en) * | 2007-10-12 | 2009-04-15 | 深圳市大族精密机电有限公司 | Two-dimensional motion platform |
| CN101750869A (en) * | 2008-12-05 | 2010-06-23 | 鸿富锦精密工业（深圳）有限公司 | Voice coil motor testing device |
| CN202102082U (en) * | 2011-06-10 | 2012-01-04 | 陈冠男 | Measuring device possessing voice coil motor |
| CN102937701A (en) * | 2012-11-16 | 2013-02-20 | 信利光电(汕尾)有限公司 | Camera shooting module motor tester |
| CN102946169A (en) * | 2012-11-20 | 2013-02-27 | 辽宁中蓝电子科技有限公司 | Voice Coil Motor (VCM) magnetic sheet assembly device |
| CN203250002U (en) * | 2013-04-19 | 2013-10-23 | 群光电子(苏州)有限公司 | Voice coil motor (VCM) jitter test machine |
Non-Patent Citations (1)
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| 王选择等: "线切割音圈电机特性测试", 《三峡大学学报（自然科学版）》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104102087A (en) * | 2014-08-08 | 2014-10-15 | 深圳市世尊科技有限公司 | Testing device for micro voice coil motor |
| CN104102087B (en) * | 2014-08-08 | 2016-09-28 | 深圳市世尊科技有限公司 | A kind of test device for micro-sound coil motor |
| CN112763950A (en) * | 2020-12-22 | 2021-05-07 | 扬州京柏自动化科技有限公司 | Magnetic circuit testing device |
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Application publication date: 20141022 |
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