CN207283818U - Mini microphone soft board loop welding quality Acoustic detection equipment - Google Patents
Mini microphone soft board loop welding quality Acoustic detection equipment Download PDFInfo
- Publication number
- CN207283818U CN207283818U CN201721393947.9U CN201721393947U CN207283818U CN 207283818 U CN207283818 U CN 207283818U CN 201721393947 U CN201721393947 U CN 201721393947U CN 207283818 U CN207283818 U CN 207283818U
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- cabinet
- welding quality
- detection equipment
- soft board
- acoustic detection
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Abstract
The utility model discloses a kind of mini microphone soft board loop welding quality Acoustic detection equipment, it is desirable to provide a kind of simple in structure and test method is simple, direct, the mini microphone soft board loop welding quality Acoustic detection equipment that test performance is stablized.The utility model includes cabinet, power supply, industrial personal computer, data acquisition unit, power amplifier, loudspeaker and spectrum analyzer are provided with the cabinet, the enclosure top is additionally provided with test test fixture, screen is provided with above the cabinet, the industrial personal computer is connected with the power supply, the data acquisition unit, power amplifier, spectrum analyzer and screen are electrically connected with the industry control mechatronics, the loudspeaker with the power amplifier.The utility model is applied to the technical field of mini microphone acoustical testing.
Description
Technical field
A kind of mini microphone detection device is the utility model is related to, more particularly to a kind of mini microphone soft board loop weldering
Connect quality Acoustic detection equipment.
Background technology
With the development of consumer electronics industry, the application of microphone is more and more extensive.In mobile phone industry, miniature Mike
Wind is welded on the technology used in flexible circuit board should be had extensively, and be generated the problem that therewith：The weldering of microphone
The acoustical behavior of microphone can be directly influenced by connecing quality.The technology of existing detection welding quality is to have an X-rayed pad using x-ray,
So as to find the defective products such as solder skip, rosin joint, few tin.But to Minitype digital microphone for, it is also necessary to detect the close of pad
Feng Xing.In this regard, existing x-ray detection techniques can not also be met the requirements.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of simple in structure and
Test method is simple, direct, the mini microphone soft board loop welding quality Acoustic detection equipment that test performance is stablized.
Technical solution is used by the utility model：The utility model includes cabinet, be provided with the cabinet power supply,
Industrial personal computer, data acquisition unit, power amplifier, loudspeaker and spectrum analyzer, the enclosure top are additionally provided with test test fixture, institute
State and be provided with screen above cabinet, the industrial personal computer is connected with the power supply, the data acquisition unit, power amplifier, spectrum analysis
Instrument and screen are electrically connected with the industry control mechatronics, the loudspeaker with the power amplifier.
Further, the cabinet inside is equipped with three layers of spaced partition plate, and three layers of partition plate are by cabinet inside by upper
It is divided into four segment spaces under, the power amplifier is arranged at the superiors of the cabinet inside, and the spectrum analyzer is arranged at institute
State the second layer of cabinet inside from top to bottom, the data acquisition unit and the power supply be arranged at the cabinet inside by up to
Under third layer, the industrial personal computer is arranged at the orlop of the cabinet inside.
Further, the mini microphone soft board loop welding quality Acoustic detection equipment further includes mark wheat, the mark wheat
It is arranged between the power amplifier and the loudspeaker.
Further, it is equipped with radiator fan on the right baffle-plate of the cabinet, right shell body and rear plate washer.
Further, the bottom of the cabinet is provided with roller.
The beneficial effects of the utility model are：Since the utility model includes cabinet, power supply, work are provided with the cabinet
Control machine, data acquisition unit, power amplifier, loudspeaker and spectrum analyzer, the enclosure top is additionally provided with test test fixture, described
Screen is provided with above cabinet, the industrial personal computer is connected with the power supply, the data acquisition unit, power amplifier, spectrum analyzer
And screen is electrically connected with the industry control mechatronics, the loudspeaker with the power amplifier, so, the utility model is from acoustic angle
Set out, judge the welding quality of pad by testing after microphone welding acoustical behavior, test method is simple, directly and tests
Performance is stablized.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the utility model.
Embodiment
As shown in Figure 1, the utility model includes cabinet 1, power supply 2, industrial personal computer 3, data acquisition are provided with the cabinet 1
Unit 4, power amplifier 5 and spectrum analyzer 7, the top of cabinet 1 are additionally provided with loudspeaker 6 and test test fixture 8, and the loudspeaker
Be located at the rear of the test fixture 8, the top of the cabinet 1 is provided with screen 9, and the industrial personal computer 3 connects with the power supply 2
Connect, the data acquisition unit 4, power amplifier 5, spectrum analyzer 7 and screen 9 are electrically connected with the industrial personal computer 3, the loudspeaker 6
It is electrically connected with the power amplifier 5.
In the present embodiment, the cabinet 1 is internally provided with three layers of spaced partition plate 10, and three layers of partition plate 10 are by machine
From top to bottom it is divided into four segment spaces inside case 1, the power amplifier 5 is arranged at the superiors inside the cabinet 1, the frequency spectrum point
Analyzer 7 is arranged at the second layer inside the cabinet 1 from top to bottom, and the data acquisition unit 4 and the power supply 2 are arranged at institute
Third layer from top to bottom inside cabinet 1 is stated, the industrial personal computer 3 is arranged at the orlop inside the cabinet 1.
In the present embodiment, the mini microphone soft board loop welding quality Acoustic detection equipment further includes mark wheat, institute
Mark wheat is stated to be arranged between the power amplifier 5 and the loudspeaker 6.It is equipped with the right baffle-plate of the cabinet 1, right shell body and rear plate washer
Radiator fan, the bottom of the cabinet 1 are provided with roller 11.
The detection method of the mini microphone soft board loop welding quality Acoustic detection equipment：First by Mike to be measured
Wind is fixed in the test fixture 8, connects the power supply 2, and the industrial personal computer 3 controls the power amplifier 5 to drive the loudspeaker 6 to send out
Go out 94dB and fix the swept-frequency signal of acoustic pressure, while the microphone pad pasting is sealed, be fixed on the test fixture 8 and connect
Sound vibrations are received, and then are converted to voltage.The data acquisition unit 4 is located after receiving the voltage signal of the microphone
Reason, then handled by 7 contrast of spectrum analyzer, shown finally by the screen 9, if the microphone receives
The acoustic pressure arrived is less than -50dB re 1Fs, then the microphone loop welding is good；If the acoustic pressure that the microphone receives
More than -50dB re 1Fs, then the microphone is welded with Duan Huan.
The utility model is applied to the technical field of mini microphone acoustical testing.
Although the embodiment of the utility model is described with practical solution, do not form the utility model is contained
The limitation of justice, for those skilled in the art, according to modification of this specification to its embodiment and the group with other schemes
Conjunction will be apparent from.
Claims (5)
1. a kind of mini microphone soft board loop welding quality Acoustic detection equipment, it includes cabinet（1）, it is characterised in that：Institute
State cabinet（1）Inside it is provided with power supply（2）, industrial personal computer（3）, data acquisition unit（4）, power amplifier（5）And spectrum analyzer（7）, institute
State cabinet（1）Top is additionally provided with loudspeaker（6）With test test fixture（8）, and the loudspeaker are located at the test fixture（8）'s
Rear, the cabinet（1）Top is provided with screen（9）, the industrial personal computer（3）With the power supply（2）Connection, the data acquisition
Unit（4）, power amplifier（5）, spectrum analyzer（7）And screen（9）With the industrial personal computer（3）It is electrically connected, the loudspeaker（6）With institute
State power amplifier（5）It is electrically connected.
2. mini microphone soft board loop welding quality Acoustic detection equipment according to claim 1, it is characterised in that：Institute
State cabinet（1）It is internally provided with three layers of spaced partition plate（10）, three layers of partition plate（10）By cabinet（1）Inside is from top to bottom
It is divided into four segment spaces, the power amplifier（5）It is arranged at the cabinet（1）The internal the superiors, the spectrum analyzer（7）Set
In the cabinet（1）The internal second layer from top to bottom, the data acquisition unit（4）With the power supply（2）It is arranged at described
Cabinet（1）Internal third layer from top to bottom, the industrial personal computer（3）It is arranged at the cabinet（1）Internal orlop.
3. mini microphone soft board loop welding quality Acoustic detection equipment according to claim 2, it is characterised in that：Institute
State mini microphone soft board loop welding quality Acoustic detection equipment and further include mark wheat, the mark wheat is arranged at the power amplifier（5）
With the loudspeaker（6）Between.
4. mini microphone soft board loop welding quality Acoustic detection equipment according to claim 3, it is characterised in that：Institute
State cabinet（1）Right baffle-plate, be equipped with radiator fan on right shell body and rear plate washer.
5. mini microphone soft board loop welding quality Acoustic detection equipment according to claim 4, it is characterised in that：Institute
State cabinet（1）Bottom be provided with roller（11）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721393947.9U CN207283818U (en) | 2017-10-26 | 2017-10-26 | Mini microphone soft board loop welding quality Acoustic detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721393947.9U CN207283818U (en) | 2017-10-26 | 2017-10-26 | Mini microphone soft board loop welding quality Acoustic detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207283818U true CN207283818U (en) | 2018-04-27 |
Family
ID=61978936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721393947.9U Active CN207283818U (en) | 2017-10-26 | 2017-10-26 | Mini microphone soft board loop welding quality Acoustic detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207283818U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996241A (en) * | 2019-12-12 | 2020-04-10 | 苏州市运泰利自动化设备有限公司 | Microphone testing device |
| CN113465655A (en) * | 2020-03-31 | 2021-10-01 | 众华电子科技(太仓)有限公司 | Performance testing device |
-
2017
- 2017-10-26 CN CN201721393947.9U patent/CN207283818U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996241A (en) * | 2019-12-12 | 2020-04-10 | 苏州市运泰利自动化设备有限公司 | Microphone testing device |
| CN113465655A (en) * | 2020-03-31 | 2021-10-01 | 众华电子科技(太仓)有限公司 | Performance testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 519000 Baijiao Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province, Area 29A, Xinke Road Patentee after: Zhuhai Jingshi Measurement and Control Technology Co.,Ltd. Address before: 519000 Baijiao Science and Technology Industrial Park, Doumen District, Zhuhai City, Guangdong Province, Area 29A, Xinke Road Patentee before: P&R. MEASUREMENT Inc. |
|
| CP01 | Change in the name or title of a patent holder |