CN100469466C - Apparatus for classifying audio input device - Google Patents
Apparatus for classifying audio input device Download PDFInfo
- Publication number
- CN100469466C CN100469466C CNB2005100900222A CN200510090022A CN100469466C CN 100469466 C CN100469466 C CN 100469466C CN B2005100900222 A CNB2005100900222 A CN B2005100900222A CN 200510090022 A CN200510090022 A CN 200510090022A CN 100469466 C CN100469466 C CN 100469466C
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- CN
- China
- Prior art keywords
- input device
- product
- acoustic input
- acoustic
- classified
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H17/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves, not provided for in the preceding groups
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
Abstract
The present invention relates to a device which tests a plurality of sound input devices with high speed and does sorting according to the testing result to do testing and sorting to the sound input device.
Description
Technical field
The present invention relates to a kind of equipment that acoustic input device is tested and classified of being used for, relate more specifically to a kind of like this equipment that acoustic input device is tested and classified of being used for, this equipment is used for a plurality of acoustic input devices of high speed test and according to test result these devices being classified.
Background technology
Small-sized acoustic input device is used for various electronic products, for example is used for the sound input in portable phone, telephone set and the digital camera.The sensitivity of small-sized acoustic input device also can and be stored in the nuance of the quantity of electric charge in the dielectric-slab and difference according to the tension force of vibrating membrane, even small-sized acoustic input device is that what to make on same production line also is like this.Because owing to these difference of sensitivity cause sensory characteristic and inconsistent and according to product and difference, so the acoustic input device of assembling must be classified after tested and according to their sensitivity, thereby the acoustic input device of assembling can be used as the element that satisfies the required corresponding sensory characteristic of electronic installation.Also must be to can not classifying by needs-satisfying products owing to defective, these defectives are to produce owing to deviation occurs in the assembling process of acoustic input device.
According to traditional part classification process, the workman manually applies the test acoustic pressure to each acoustic input device, thereby checks with the naked eye that by the result screen of testing arrangement its sensory characteristic defines defective/no defective product.Usually, then no defective product is classified once more according to their sensory characteristic.Yet because this process is the repetition of simple procedure, so the workman can be easy to make mistakes, and especially under situation about producing in batches, because workman's cost of labor makes the manufacturing cost increase, and the transportation meeting is owing to slower assorting process postpones.
Summary of the invention
The purpose of this invention is to provide a kind of equipment that acoustic input device is classified of being used for, automatically test wherein carrying out at a high speed assorting process, and by combining projection slit (shoot slit), projection hole (shoot hole) and propeller and classify.
In order to realize above-mentioned purpose of the present invention, a kind of equipment that acoustic input device is classified of being used for is provided, wherein apply acoustic pressure to measure sensitivity to N acoustic input device simultaneously, and this N acoustic input device is classified according to the sensitivity measure result, this equipment comprises: the product feed unit, it has N bar product supply lines and N propeller slit, this N bar product supply lines alternately arranges and D1 spaced apart that along the direction vertical with the product direction of the supply each propeller slit all comprises the propeller that moves along the product direction of the supply with N propeller slit; Base, it comprises that N provides hole and projection hole to acoustic pressure, this N provides hole and projection hole to be arranged in and the corresponding position of propeller slit to acoustic pressure, wherein each acoustic pressure provides the hole to apply the test acoustic pressure to the bottom of each acoustic input device, and the projection hole arranges that by this way promptly throwing hole and acoustic pressure provides span to open distance D 2 and be positioned at its rear; The product delivery unit, it comprises a N product holding tank and a projection slit, these holding tanks be arranged in the corresponding position of product feed unit to hold acoustic input device, and should the projection slit arrangement with the corresponding position of propeller slit, the acoustic input device that is used for finishing test projects the projection hole, wherein each product holding tank and projection slit are alternately arranged and D1 spaced apart, and wherein the product delivery unit is along product direction of the supply reciprocating motion length D3, with along the direction reciprocating motion length D1 vertical with the product direction of the supply; And the product measuring unit, it comprises that N is providing the test probe at opposite position place, hole with acoustic pressure, wherein the product measuring unit vertically moves back and forth.
Description of drawings
Fig. 1 is the view of representing to measure according to the preferred embodiment of the invention with the structure of sorter;
Fig. 2 a to 2f represents the view of the operation of product delivery unit according to the preferred embodiment of the invention;
Fig. 3 represents the view of the structure of taxon according to the preferred embodiment of the invention.
The specific embodiment
Describe the present invention below with reference to accompanying drawings in detail.
Fig. 1 represents to be used for according to the preferred embodiment of the invention acoustic input device is tested and the view of the assembled state of product feed unit 10, product delivery unit 20, base 30 and the product measuring unit 40 of the equipment of classifying.Acoustic input device is tested and the equipment of classifying comprises product feed unit 10, product delivery unit 20, base 30 and product measuring unit 40 according to of the present invention being used for.Acoustic input device is tested and the equipment of classifying is carried out following function according to of the present invention being used for, promptly, simultaneously apply the test acoustic pressure, measuring their sensory characteristic, and these acoustic input devices are classified according to test result to N acoustic input device 2.
As illustrated in fig. 1 and 2, product feed unit 10 comprises N bar product supply lines 12 and N propeller slit 14.This N bar product supply lines 12 is alternately arranged and D1 spaced apart along the direction vertical with the product direction of the supply with N propeller slit 14.Each propeller slit 14 all comprises the propeller 16 that moves along the product direction of the supply.The product supply lines 12 of product feed unit 10 is carried out following function, that is, it is by linking to each other with equipment such as bowl-type feeder (bowl feeder) and supplying a plurality of acoustic input devices 2 continuously, and this equipment loads also supplies acoustic input device 2 constantly.Although Fig. 1 demonstrates eight product supply lines 12, be not limited to eight product supply lines 12, this can be determined as required by the user.The propeller 16 of product feed unit 10 makes acoustic input device 2 motions of having finished test and makes it fall into projection hole 34.Propeller 16 can be configured to move back and forth along propeller slit 14 by on the lower surface of product feed unit 10 a cylinder (not shown) being installed.
Base 30 comprises that N provides hole 32 and projection hole to acoustic pressure, and projection hole 34 is arranged in rear and the distance D 2 spaced away that acoustic pressure provides hole 32, and wherein this N is arranged in and propeller slit 16 corresponding positions the hole.
Each acoustic pressure provides hole 32 all to carry out following function, that is, will provide the pipe (not shown) to be applied on the vibrating membrane of acoustic input device 2 by the test acoustic pressure that loudspeaker provides by acoustic pressure.Preferably, the test acoustic pressure intermediate frequency band wide be 1kHz, the low frequency bandwidth in 100 to 1000Hz scope, high frequency bandwidth in the scope of 1kHz to 10kHz, and the test acoustic pressure amplitude be 94dB, with the measurement acoustic input device sensitivity.On the other hand,, preferably also can comprise standard microphone (reference microphone), the test acoustic pressure that applies by loudspeaker with actual measurement in order to keep accurately testing acoustic pressure.
As shown in Figure 3, N projection hole 34 forms and has a corresponding N projection tube 58 thereunder respectively, to classify according to the measurement result that is arranged in the taxon 50 of base 30 belows by projection tube 58.The size in projection hole 34 is greater than the size of acoustic input device 2, thereby acoustic input device 2 can pass through.
Taxon is connected to projection hole 34, and preferably includes: projection tube 58 is used to throw acoustic input device 2; A plurality of accomodating units 56, they are arranged to annular and are classified according to sensory characteristic and defective; And rotating unit, it rotates according to measurement result acoustic input device is fallen on the corresponding accomodating unit 56.
Product measuring unit 40 comprises that N is providing the test probe 42 at 32 opposite position places, hole with acoustic pressure.When acoustic input device 2 is arranged in acoustic pressure when 32 places, hole are provided, the product measuring unit is carried out following function, that is, link to each other with the output of acoustic input device 2 and measure sensory characteristic by making himself to reduce will be installed in test lead in the test probe 42.
When acoustic input device 2 zero defects, acoustic input device 2 is divided into 38dB, 40dB, 42dB, 44dB, 46dB, 48dB and 50dB according to their sensory characteristic.When acoustic input device 2 defectiveness, acoustic input device 2 preferably is divided into sensitivity and surpasses product, the short circuit of a reference value or the product that opens circuit and the current drain product greater than a reference value less than the product of a reference value, sensitivity greater than the sensitivity of product, low frequency bandwidth or the high frequency bandwidth of a reference value.Under the situation of defectiveness product, the reason of easy analyzing defect is because classify to the defectiveness product according to each standard.
Fig. 2 a to 2f represents the view of the operation of product feed unit 10 and product delivery unit 20 according to the preferred embodiment of the invention.
With reference to Fig. 2 a, 10 alignment of product feed unit, thus the product holding tank 24 of the product supply lines 12 of product feed unit 10, product delivery unit 20 is in line, so that acoustic input device 2 is sent in the product holding tank 24 of product supply lines 12.
Afterwards, shown in Fig. 2 b, the mobile cylinder 26 of product delivery unit 20 provides on the hole 32 so that acoustic input device 2 is positioned at the acoustic pressure that is installed in the base 30 perpendicular to product direction of the supply move distance D1.
When acoustic input device 2 is positioned at acoustic pressure when providing on the hole 32, product measuring unit 40 descends and links to each other with the output of acoustic input device 2 with the test lead that will be installed in the test probe 42.Loudspeaker provides hole 32 to apply the test acoustic pressure to acoustic pressure, to measure acoustic input device 2.
With reference to Fig. 2 c, the piston rod of mobile cylinder 26 is withdrawn so that product delivery unit 20 is return distance D 2, provides on the hole 32 and with product holding tank 24 and separates thereby acoustic input device 2 remains on acoustic pressure.
With reference to Fig. 2 d, when piston rod was withdrawn by mobile cylinder 26, product delivery unit 20 was along the direction layback D1 vertical with the product direction of the supply.Shown in Fig. 2 e, piston rod extends so that product feed unit 10 and product delivery unit 20 engage, thereby makes them get back to original state.At this moment, shown in Fig. 2 e, the acoustic pressure that acoustic input device 2 still is arranged in base 30 provides on the hole 32, and is positioned at projection slit 22 places of product delivery unit 20 simultaneously.
With reference to Fig. 2 f, the propeller 16 of product delivery unit 20 travels forward, drop in the projection hole 34 so that be arranged in acoustic input device 2 on the test probe 42, and classify by projection tube 58 and 54 pairs of acoustic input devices that fall 2 of rotating unit and they are contained in the accomodating unit 56 according to the sensory characteristic measurement result.
As mentioned above, according to the angle of rake combining structure that is used for acoustic input device is tested and the equipment of classifying is constructed with measuring unit, product patchhole, projection slit, the projection hole that is used for product and measures effectively and is used for product is classified of the present invention, thereby at a high speed acoustic input device measured accurately and to be classified, to shorten manufacturing time and to prevent that product from producing defective.
Although specifically show and described the present invention with reference to the preferred embodiments of the present invention, it should be understood that, under the situation that does not break away from the spirit and scope of the present invention, can make various changes in form and details to the present invention by those skilled in the art.
Claims (8)
1, a kind of equipment that acoustic input device is classified of being used for wherein applies acoustic pressure with measurement sensitivity to N acoustic input device simultaneously, and according to the sensitivity measure result this N acoustic input device is classified, and this equipment comprises:
The product feed unit, it has N bar product supply lines and N propeller slit, this N bar product supply lines alternately arranges and spaced apart first distance that along the direction vertical with the product direction of the supply each propeller slit all comprises the propeller that moves along the product direction of the supply with N propeller slit;
Base, it comprises that N provides hole and projection hole to acoustic pressure, this N is arranged in and the corresponding position of described propeller slit the hole, wherein each acoustic pressure provides the hole to apply the test acoustic pressure to the bottom of each acoustic input device, and described projection hole arranges by this way, and promptly throwing hole and acoustic pressure provides span to open second distance and be positioned at its rear;
The product delivery unit, it comprises N product holding tank and N projection slit, these holding tanks be arranged in the corresponding position of product feed unit to hold described acoustic input device, and should the projection slit arrangement with the corresponding position of propeller slit, the acoustic input device that is used for finishing test is put into described projection hole, wherein each product holding tank and projection slit are alternately arranged and spaced apart first distance, and wherein the product delivery unit moves back and forth the 3rd distance along the product direction of the supply, and moves back and forth first distance along the direction vertical with the product direction of the supply; And
The product measuring unit, it comprises that N is providing the test probe of corresponding position, hole with acoustic pressure, wherein this product measuring unit vertically moves back and forth,
This equipment also comprises:
The sensitivity determining unit is used for according to the measurement result of described product measuring unit described acoustic input device being divided into defectiveness/flawless acoustic input device, and is used for according to the sensory characteristic of zero defect acoustic input device it being classified; And
Taxon is used for according to the classification results of this sensitivity determining unit described acoustic input device being classified.
2, the equipment that acoustic input device is classified of being used for according to claim 1, it is characterized in that, initial position when product supply lines and the alignment of described product holding tank, described acoustic input device is contained in the described product holding tank, then, described product delivery unit moves first distance and described acoustic input device is positioned at described acoustic pressure provides on the hole along the direction vertical with the product direction of the supply, after described product measuring unit was finished measurement, described product delivery unit was return second distance and is turned back to initial position.
3, the equipment that acoustic input device is classified of being used for according to claim 1 and 2, it is characterized in that, described product feed unit makes described propeller extend along the direction of described projection slit, described acoustic input device is put in the described projection hole and to make that described product supply lines is positioned to corresponding with described product holding tank, and described product feed unit is supplied to the product holding tank by described product supply lines with acoustic input device.
4, the equipment that acoustic input device is classified of being used for according to claim 1 and 2 is characterized in that, also comprises:
Loudspeaker is used for providing pipe will test sound pressure signal by acoustic pressure and is supplied to described acoustic pressure that the hole is provided; With
Standard microphone is used to measure the test sound pressure signal that applied by this loudspeaker to compensate.
5, the equipment that acoustic input device is classified of being used for according to claim 4, it is characterized in that, the intermediate frequency band of described test acoustic pressure is wide to be 1kHz, the low frequency bandwidth of test acoustic pressure is in 100 to 1000Hz scope, the high frequency bandwidth of test acoustic pressure is in the scope of 1kHz to 10kHz, and the amplitude of test acoustic pressure is 94dB.
6, the equipment that acoustic input device is classified of being used for according to claim 1, it is characterized in that, described sensitivity determining unit is divided into the acoustic input device of 38dB, 40dB, 42dB, 44dB, 46dB, 48dB and 50dB according to described sensory characteristic with the zero defect acoustic input device, and the zero defect acoustic input device is divided into sensitivity surpasses product, the short circuit of a reference value or the product that opens circuit and the current drain product greater than a reference value less than product, the sensitivity of a reference value greater than the sensitivity of product, low frequency bandwidth or the high frequency bandwidth of a reference value.
7, the equipment that acoustic input device is classified of being used for according to claim 1 is characterized in that, also comprises:
Projection tube, it is used for throwing described acoustic input device by linking to each other with described projection hole;
A plurality of accomodating units, they are arranged to annular and are classified according to the sensory characteristic and the defective of acoustic input device; And
Rotating unit, it rotates according to measurement result described acoustic input device is fallen on the corresponding accomodating unit.
8, the equipment that acoustic input device is classified of being used for according to claim 6 is characterized in that, also comprises:
Projection tube, it is used for throwing described acoustic input device by linking to each other with described projection hole;
A plurality of accomodating units, they are arranged to annular and are classified according to the sensory characteristic and the defective of acoustic input device; And
Rotating unit, it rotates according to measurement result described acoustic input device is fallen on the corresponding accomodating unit.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020040063221 | 2004-08-11 | ||
| KR1020040063221A KR100595966B1 (en) | 2004-08-11 | 2004-08-11 | Apparatus for Testing and Classifying Acoustic Device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1733371A CN1733371A (en) | 2006-02-15 |
| CN100469466C true CN100469466C (en) | 2009-03-18 |
Family
ID=36076112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100900222A Expired - Fee Related CN100469466C (en) | 2004-08-11 | 2005-08-09 | Apparatus for classifying audio input device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4262705B2 (en) |
| KR (1) | KR100595966B1 (en) |
| CN (1) | CN100469466C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100905586B1 (en) | 2007-05-28 | 2009-07-02 | 삼성전자주식회사 | System and method of estimating microphone performance for recognizing remote voice in robot |
| WO2009127568A1 (en) | 2008-04-15 | 2009-10-22 | Epcos Ag | Microphone assembly with integrated self-test circuitry |
| NL2011583C2 (en) * | 2013-10-10 | 2015-04-13 | Wwinn B V | Module, system and method for detecting acoustical failure of a sound source. |
| CN105834113B (en) * | 2016-03-16 | 2018-06-29 | 宣邦智能科技（上海）有限公司 | A kind of warehouse voice selection management and interactive system |
| CN108696814A (en) * | 2017-04-11 | 2018-10-23 | 苏州搏技光电技术有限公司 | A kind of earphone board test apparatus |
| CN113093691B (en) * | 2021-03-16 | 2024-02-02 | 通山星火原实业有限公司 | Testing equipment and testing method for intelligent household Bluetooth voice remote controller |
| CN113877842B (en) * | 2021-10-09 | 2023-03-21 | 深圳市华腾智能技术有限公司 | Sound effect detection equipment and detection method for flat-plate electronic product |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4576286A (en) * | 1983-06-27 | 1986-03-18 | Cochlea Corporation | Parts sorting systems |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5973737A (en) * | 1982-10-20 | 1984-04-26 | Matsushita Electric Ind Co Ltd | Speaker system inspecting apparatus |
| JP2002297219A (en) * | 2001-03-30 | 2002-10-11 | Anritsu Corp | Testing device and testing method |
| JP2004037259A (en) * | 2002-07-03 | 2004-02-05 | Hitachi Eng Co Ltd | Inspection device for mass-produced product and check system of the product |
-
2004
- 2004-08-11 KR KR1020040063221A patent/KR100595966B1/en not_active IP Right Cessation
-
2005
- 2005-08-09 CN CNB2005100900222A patent/CN100469466C/en not_active Expired - Fee Related
- 2005-08-10 JP JP2005232552A patent/JP4262705B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4576286A (en) * | 1983-06-27 | 1986-03-18 | Cochlea Corporation | Parts sorting systems |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100595966B1 (en) | 2006-07-03 |
| JP4262705B2 (en) | 2009-05-13 |
| JP2006054892A (en) | 2006-02-23 |
| KR20050022952A (en) | 2005-03-09 |
| CN1733371A (en) | 2006-02-15 |
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| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20090318 Termination date: 20200809 |