CN101726700A - Test system and method thereof of circuit board light-emitting element - Google Patents
Test system and method thereof of circuit board light-emitting element Download PDFInfo
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- CN101726700A CN101726700A CN200810175131A CN200810175131A CN101726700A CN 101726700 A CN101726700 A CN 101726700A CN 200810175131 A CN200810175131 A CN 200810175131A CN 200810175131 A CN200810175131 A CN 200810175131A CN 101726700 A CN101726700 A CN 101726700A
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Abstract
The invention discloses a test system and a method thereof of a circuit board light-emitting element. The test system comprises a circuit board and a test device, wherein the circuit board comprises a light-emitting element; the test device comprises a power supply unit, a photosensitive unit, an alarming unit and a control unit; the power supply unit provides a working voltage to the circuit board so as to enable the light-emitting unit to emit lights; and the photosensitive unit senses the brightness of the light-emitting element so as to provide a sensing signal; and the control unit is respectively coupled with the power supply unit, and the photosensitive unit and the alarming unit and controls the alarming unit to generate alarming information according to the sensing signal. The test system and the method of the circuit board light-emitting element adopts the photosensitive unit to test the brightness of the light-emitting element of the circuit board to be tested, can simply judge whether the test is passed or not and has the advantages of low cost, short labor hour, simple maintenance and testing, high capacity, and the like.
Description
Technical field
The present invention relates to a kind of test macro of light-emitting component, and be particularly related to a kind of test macro and method of testing thereof of circuit board light-emitting element.
Background technology
Light emitting diode (LED) has long, advantage such as power consumption is low of life-span.In addition, LED also has following advantage: the one, and applying flexible can be made the various forms of compact products of point, line, surface; The 2nd, environmental benefit is better, owing to do not have ultraviolet ray and infrared ray in the spectrum, has not both had heat, does not also have radiation, belong to typical green illumination light source, and discarded object is recyclable, does not pollute; The 3rd, it is very convenient to control, as long as adjust electric current, and just arbitrarily light modulation, different photochromic combination and variation multiterminal utilize sequential control circuit, more can reach colourful dynamic change effect.
Along with development of computer, LED plays crucial effects as an element of computer equipment to the functional detection of computer product.For example: pure switching lesser calorie is provided with a plurality of LED lamps, by observing the luminous situation of LED lamp, can learn whether the specific function of computer product is intact.Known technology need use emulating host computer when the test lesser calorie, man-hour is long, cost is high, the rate of transferring is low, and whether need operator to observe LED luminous or dim, the operation complexity, and cause production cost high.
Summary of the invention
The present invention proposes a kind of test macro and method of testing thereof of circuit board light-emitting element, to improve the shortcoming of prior art.
The present invention proposes a kind of test macro of circuit board light-emitting element, comprises circuit board and proving installation.Circuit board comprises light-emitting component.Proving installation couples circuit board, and proving installation comprises power-supply unit, photosensitive unit, caution unit and control module.Power-supply unit provides an operating voltage to circuit board, makes light-emitting component luminous.The brightness of photosensitive unit senses light-emitting component is to provide sensing signal.Control module couples power-supply unit, photosensitive unit and caution unit respectively, and control module is controlled caution unit generation information warning according to sensing signal.
The present invention also proposes a kind of method of testing of circuit board light-emitting element.Circuit board comprises a light-emitting component, and method of testing comprises the following steps: to provide an operating voltage to this circuit board, makes light-emitting component luminous; The brightness of sensing light-emitting component is to provide a sensing signal; And control the caution unit according to sensing signal and produce information warning.
The test macro of circuit board light-emitting element of the present invention and method adopt photosensitive unit to test the brightness of the light-emitting component of circuit board under test, can judge simply whether test is passed through, and have that cost is low, man-hour short, a maintenance and test is simple, the production capacity advantages of higher.
For above and other objects of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and conjunction with figs. are described in detail below.
Description of drawings
Fig. 1 is the synoptic diagram of a test macro according to an embodiment of the invention.
Fig. 2 is the synoptic diagram of a proving installation according to an embodiment of the invention.
Fig. 3 is the process flow diagram of method of testing according to an embodiment of the invention.
Embodiment
Fig. 1 is the synoptic diagram of a test macro according to an embodiment of the invention.Figure 2 shows that the synoptic diagram of a proving installation according to an embodiment of the invention.
Please also refer to Fig. 1 and Fig. 2.Test macro 10 comprises circuit board 1, proving installation 2, voltage detecting card 3, main frame 4, database 5 and scanning element 6.Circuit board 1 comprises connector 11 and light-emitting component 12.Proving installation 2 comprises connector 211,212, power-supply unit 22, photosensitive unit 23, caution unit 24 and control module 25.
In the present embodiment, connector 11 is a USB (universal serial bus) (USB) joint, and connector 211 is a USB jack, yet the present invention is not as limit.
In the present embodiment, proving installation 2 also comprises connector 26.Voltage detecting card 3 comprises connector 31 and connector 32.Connector 31 electrically connects connector 26, and main frame 4 couples voltage detecting card 3 by connector 32.
In the present embodiment, each circuit board to be measured 1 all has an identification code, above-mentioned scanning element 6 couples main frame 4, and identification code in order to sweep circuit plate 1, to obtain the master data of circuit board, for example: product type, platform number, test duration, wherein the master data of circuit board can be temporary in the storage unit 43 of main frame 4 or directly be stored in the database 5.
Whether above-mentioned voltage detecting card 3 has a predeterminated voltage in order to detect proving installation 2, and so that a testing result to be provided, wherein the generation of this predeterminated voltage is relevant with above-mentioned sensing signal V1, and in the present embodiment, this predeterminated voltage is positioned at 4.8V～5.5V, is preferably 5V.
Above-mentioned main frame 4 comprises two connectors 41,42 and storage unit 43, and one of them of these connectors 41,42 electrically connects connector 32.
In the present embodiment, proving installation 2 comprises test department 21a, 21b, to carry out alternately testing, wherein test department 21a and test department 21b be in order to placing different circuit boards respectively, and test department 21a, and 21b comprises connector 211 and connector 212 respectively, connector 211,212 is in order to couple different circuit boards.
Also promptly, proving installation 2 can be placed a plurality of circuit boards, and can carry out alternately testing to described a plurality of circuit boards, and in the present embodiment, proving installation 2 can be placed two circuit boards simultaneously.
For example: first circuit board is placed on when testing among the test department 21a, the user can put into second circuit board test department 21b setup test, when the first circuit board test is finished, when the user takes out first circuit board, the user can push control part S2, make 2 pairs of second circuit boards that are placed among the test department 21b of proving installation that present embodiment provided test, at this moment, the user can be placed on the tertiary circuit plate setup test among the test department 21a, after treating that the second circuit board test is finished, the user pushes control part S1 again, so that the tertiary circuit plate is tested, so, alternately testing can increase the speed of test.
Fig. 3 is the process flow diagram of method of testing according to an embodiment of the invention.Please also refer to Fig. 1 to Fig. 3.
In step S301, the power-supply unit 22 of proving installation 2 provides operating voltage Vc to circuit board 1, makes that light-emitting component 12 is luminous.
In step S305, the brightness of the light that photosensitive unit 23 sensing light-emitting components 12 send, so that sensing signal V1 to be provided, sensing signal V1 is a voltage signal in the present embodiment, wherein sensing signal V1 has two states, i.e. first state and second state.In the present embodiment, photosensitive unit 23 for example is a light activated element, and it is in order to the brightness of sensing light-emitting component 12.Photosensitive unit 23 is when light is strong more, and resistance will be more little, and the voltage that can provide is big more.
For example: when the operating voltage Vc that receives when circuit board 1 is between 4.8～5.5V, light-emitting component 12 can be normally luminous, and when the light intensity of light-emitting component 12 reaches a default value, photosensitive unit 23 (light activated element) sends sensing signal (voltage signal) V1 of a preset strength, for example: near the high voltage signal of 5V.Do not have luminous or light intensity when being lower than above-mentioned default value when photosensitive unit 23 senses light-emitting component 12, photosensitive unit 23 provides and for example is the lower voltage signal near 0V.
In step S310, control module 25 receives after the sensing signal V1, and control module 25 can be controlled caution unit 24 according to sensing signal V1 and produce an information warning.In the present embodiment, the caution unit can be LED lamp or hummer.
For example: when sensing signal V1 was first state, control module 25 control caution unit 24 showed green, and the representative test is passed through, and shows that the light-emitting component 12 of circuit board 1 is intact.When sensing signal V1 was second state, control module 25 control caution unit 24 showed red, represent test crash, show light-emitting component 12 existing problems of circuit board 1.
In step S315, whether above-mentioned voltage detecting card 3 detects proving installation 2 predeterminated voltage, and so that a testing result to be provided, wherein the generation of this predeterminated voltage is relevant with above-mentioned sensing signal V1.Also promptly, when being first state as if sensing signal V1, above-mentioned predeterminated voltage can generate, and voltage detecting card 3 just can detect, and the testing result that voltage detecting card 3 provided for example is 5V.If when sensing signal V1 was second state, above-mentioned predeterminated voltage just can not generate, voltage detecting card 3 can't detect, and the testing result that voltage detecting card 3 provided for example is 0V.
In step S320, to main frame 4, can handle testing result by main frame 4 by connecting line (Cable) transmission testing result for above-mentioned voltage detecting card 3, and produce detection data according to testing result, and will detect data storage in the storage unit 43 of main frame 4.In addition, in this step, main frame 4 can judge that also the corresponding magnitude of voltage of detection data that voltage detecting card 3 provided is whether in preset range, for example: 4.8V～5.5V, if the corresponding magnitude of voltage of detection data that voltage detecting card 3 is provided is not in preset range, then 1 test of decision circuitry plate is not passed through.
In other embodiments, main frame 4 also can couple a database 5, main frame 4 can will detect data by delivery module (figure does not show) with the detection data and be sent to database 5, make that detecting data can be stored in the database 5, and detecting data can combine with the master data of the circuit board that before utilized scanning element 6 to be obtained, so, just, can confirm the test case of each circuit board.So, if circuit board to be detected is not finished detection or has been leaked detection, even when in follow-up workstation, the circuit board that omit to detect or do not finish detection being handled, can do corresponding processing in real time by the feedback of database 5 data queries, for example: omit the circuit board that detects and just can not do next step processing.
So just, can allow in the future the related personnel check when confirming doing to recall, can make things convenient for and learn easily the testing result of each circuit board, wherein testing result can comprise operator job number, platform number, test duration and test result.
In addition, in the process of test, above-mentioned main frame 4 may too much damage because of the plug number of times with the connector 42 that voltage detecting card 3 couples.If connector 42 damages, voltage detecting card 3 may continue to transmit testing result to main frame 4, and main frame 4 is never received testing result.Perhaps, the user changes voltage detecting card 3 is coupled to connector 41, and this moment, main frame 4 may can assert also that voltage detecting card 3 is to transmit data by connector 41, and does not receive data by connector 42.
Therefore, the main frame 4 that present embodiment provided also has an automatic measuring ability, and whether main frame 4 can continue to detect the connector 41 or the connector 42 that are connected with the connector 32 of voltage detecting card 3 good.Whether also promptly, the automatic measuring ability of main frame 4 can detect connector 41 or connector 42 has voltage to exist.
If connector 41 is normal, and connector 41 couples voltage detecting card 3, and voltage detecting card 3 transmits when detecting data to main frame 4, and can there be voltage in connector 41, and therefore, it is good that the automatic measuring ability of main frame 4 is just judged connector 41.
If connector 41 damaged, and connector 41 couples voltage detecting card 3, and voltage detecting card 3 transmits when detecting data to main frame 4, and there is not voltage in connector 41, and therefore, the automatic measuring ability of main frame 4 is just judged connector 41 and damaged.
In addition, if connector 41 has damaged, the user is coupled to connector 42 with the connector 32 of voltage detecting card 3, then voltage detecting card 3 transmits when detecting data to main frame 4, and there is not voltage in connector 41, and there is voltage in connector 42, therefore, the automatic measuring ability of main frame 4 just can be judged present connector 42 and be coupled to voltage detecting card 3, and the automatic measuring ability of main frame 4 can automatically switch and receive the path of data, switches to connector 42 by connector 41.
In sum, the test macro of the circuit board light-emitting element that preferred embodiment of the present invention provided and method adopt photosensitive unit to come the brightness of light-emitting component of sensing circuit board under test or not luminous, use voltage detecting card and main frame to realize the sensing signal part of larding speech with literary allusions automatically simultaneously, by detecting the voltage of sensing signal, can judge whether test is passed through.
Though the present invention with preferred embodiment openly as above; yet it is not in order to limit the present invention; any those of ordinary skills; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the scope that claims define.
Claims (11)
1. the test macro of a circuit board light-emitting element is characterized in that, comprising:
Circuit board comprises light-emitting component; And
Proving installation couples the foregoing circuit plate, and above-mentioned proving installation comprises:
Power-supply unit provides operating voltage to above-mentioned circuit board, makes above-mentioned light-emitting component luminous;
Photosensitive unit, the brightness of the above-mentioned light-emitting component of sensing is to provide sensing signal;
The caution unit; And
Control module couples above-mentioned power-supply unit, above-mentioned photosensitive unit and above-mentioned caution unit respectively, and above-mentioned control module is controlled above-mentioned caution unit generation information warning according to above-mentioned sensing signal.
2. test macro according to claim 1 is characterized in that above-mentioned test macro also comprises the voltage detecting card, couples above-mentioned proving installation, to detect the magnitude of voltage relevant with above-mentioned sensing signal, provides testing result.
3. test macro according to claim 2, it is characterized in that above-mentioned voltage detecting card couples main frame, above-mentioned voltage detecting card is exported above-mentioned testing result to above-mentioned main frame, above-mentioned main frame is handled above-mentioned testing result, and produces the detection data according to above-mentioned testing result.
4. test macro according to claim 3 is characterized in that above-mentioned main frame also comprises storage unit, in order to store above-mentioned detection data.
5. test macro according to claim 3, it is characterized in that, above-mentioned voltage detecting jig has first connector, above-mentioned main frame has a plurality of second connectors, first connector of above-mentioned voltage detecting card couples one of them in above-mentioned these second connectors, and whether above-mentioned main frame and detection be good with second connector that above-mentioned first connector couples.
6. test macro according to claim 5, it is characterized in that, when above-mentioned first connector was coupled in above-mentioned these second connectors another, above-mentioned main frame detected the magnitude of voltage of above-mentioned these second connectors, to automatically switch to second connector that couples with above-mentioned first connector.
7. test macro according to claim 1 is characterized in that the foregoing circuit plate has identification code, and above-mentioned test macro also comprises scanning element, in order to the above-mentioned identification code of scanning foregoing circuit plate, to obtain the master data of foregoing circuit plate.
8. test macro according to claim 1 is characterized in that, above-mentioned proving installation is also in order to placing a plurality of circuit boards and to couple above-mentioned these circuit boards, and above-mentioned proving installation is in order to carry out alternately testing to above-mentioned these circuit boards.
9. the method for testing of a circuit board light-emitting element is characterized in that, the foregoing circuit plate comprises light-emitting component, and above-mentioned method of testing comprises:
Provide operating voltage to above-mentioned circuit board, make above-mentioned light-emitting component luminous;
The brightness of the above-mentioned light-emitting component of sensing is to provide sensing signal; And
Control the caution unit according to above-mentioned sensing signal and produce information warning.
10. method of testing according to claim 9 is characterized in that, and is further comprising the steps of: detect the magnitude of voltage relevant with above-mentioned sensing signal, so that testing result to be provided.
11. method of testing according to claim 9 is characterized in that, above-mentioned method of testing also comprises the following steps: to produce the detection data according to above-mentioned testing result.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810175131A CN101726700A (en) | 2008-10-30 | 2008-10-30 | Test system and method thereof of circuit board light-emitting element |
| TW097141799A TWI377359B (en) | 2008-10-30 | 2008-10-30 | Testing system for circuit board with light-emitting element and testing method thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810175131A CN101726700A (en) | 2008-10-30 | 2008-10-30 | Test system and method thereof of circuit board light-emitting element |
| TW097141799A TWI377359B (en) | 2008-10-30 | 2008-10-30 | Testing system for circuit board with light-emitting element and testing method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN101726700A true CN101726700A (en) | 2010-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200810175131A Pending CN101726700A (en) | 2008-10-30 | 2008-10-30 | Test system and method thereof of circuit board light-emitting element |
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| Country | Link |
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| CN (1) | CN101726700A (en) |
| TW (1) | TWI377359B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736017A (en) * | 2012-06-14 | 2012-10-17 | 中山市奇辉照明电器有限公司 | Fire-fighting lamp circuit board on-line dynamic tester and testing method |
| CN104166064A (en) * | 2014-09-01 | 2014-11-26 | 苏州市吴中区胥口广博模具加工厂 | Circuit board photosensitive element testing device |
| CN109116143A (en) * | 2018-07-23 | 2019-01-01 | 深圳市众凌汇科技有限公司 | A kind of wireless charging electronics buoy automatic testing equipment, system and method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI451101B (en) * | 2011-01-03 | 2014-09-01 | Ind Tech Res Inst | Inspection system and inspection method |
| CN104076296B (en) * | 2013-03-29 | 2017-08-25 | 深圳市海洋王照明工程有限公司 | A kind of method of testing and test device of LED signal lamp luminescent screen |
| CN103472408A (en) * | 2013-09-16 | 2013-12-25 | 无锡通明科技有限公司 | LED light bar aging device |
| TWI608774B (en) * | 2017-01-06 | 2017-12-11 | 迅得機械股份有限公司 | resistance identification method |
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2008
- 2008-10-30 CN CN200810175131A patent/CN101726700A/en active Pending
- 2008-10-30 TW TW097141799A patent/TWI377359B/en active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102736017A (en) * | 2012-06-14 | 2012-10-17 | 中山市奇辉照明电器有限公司 | Fire-fighting lamp circuit board on-line dynamic tester and testing method |
| CN102736017B (en) * | 2012-06-14 | 2015-06-03 | 中山市奇辉照明电器有限公司 | Fire-fighting lamp circuit board on-line dynamic tester and testing method |
| CN104166064A (en) * | 2014-09-01 | 2014-11-26 | 苏州市吴中区胥口广博模具加工厂 | Circuit board photosensitive element testing device |
| CN109116143A (en) * | 2018-07-23 | 2019-01-01 | 深圳市众凌汇科技有限公司 | A kind of wireless charging electronics buoy automatic testing equipment, system and method |
| CN109116143B (en) * | 2018-07-23 | 2021-02-09 | 深圳市众凌汇科技有限公司 | Automatic testing device, system and method for wireless charging electronic buoy |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201017199A (en) | 2010-05-01 |
| TWI377359B (en) | 2012-11-21 |
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Open date: 20100609 |