CN102435955A - System for testing 11.5W alternating current power supply - Google Patents
System for testing 11.5W alternating current power supply Download PDFInfo
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- CN102435955A CN102435955A CN2011103257714A CN201110325771A CN102435955A CN 102435955 A CN102435955 A CN 102435955A CN 2011103257714 A CN2011103257714 A CN 2011103257714A CN 201110325771 A CN201110325771 A CN 201110325771A CN 102435955 A CN102435955 A CN 102435955A
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Abstract
The invention relates to a system for testing a 11.5W alternating current power supply, which comprises an alternating current power supply testing part and a test clamp part. The system is characterized in that the alternating current power supply testing part is composed of a host, a programmable alternating current power supply, a power meter A, a power meter B, a digital universal meter A , a digital universal meter B and a multi-path multiplexer; two to-be-tested products are arranged in one group to be tested by controlling the choosing channels of the multi-path multiplexer 3499A; 20 groups of products are continuously tested to form flow line operation; the 20 groups of products are stored in two test clamps; each clamp has 20 work positions; each work position is corresponding to one indicating lamp; the testing staff can judge the quality of products according to the states of the indicating lamps; meanwhile, the staff also can judge the quality of products according to the test result of the computer program panel to ensure the implementation of the detecting control function of system as well as to make room for development of functions in the future.
Description
Technical field
The present invention relates to the electronic product testing apparatus, particularly a kind of 11.5W AC electric source testing system, system is used to detect Exclara061 product (LED driving power) at 110V; 120V, input and output electric current under three kinds of alternating voltages of 132V, voltage; Power; Power factor, efficient, parameters such as Dimmer electric current.
Background technology
High-quality LED driving power should possess following main several aspects: 1. high reliability and life-span, 2. high-level efficiency 3. High Power Factors: 4. constant-current driving: 5. suitable output ripple: 6. surge protection: will meet security legislation and electromagnetic compatibility requirements 7..Reach high-quality driving power design standards, just need carry out comprehensive thermometrically analysis, LED illumination test mainly comprises power quality, harmonic wave, device for power switching measurement, Modulation analysis and drives the output parameter test.Test LED driving power instrument in the market and comprise general AC power, power meter; Digital multimeter etc.; This class testing instrument is fit to the be pilot check usually to be used, and test operating procedure is loaded down with trivial details, and labor intensive is many; Therefore; Develop multi-functional AC power integrated test system for the testing efficiency that improves the LED driving power, the operation and enhance productivity significantly of improving the quality of products, simplify the operation, and present domestic colleague does not have this type of AC electric source testing system to occur as yet, does not see that document has the report of technical article in this respect yet.
Summary of the invention
The object of the invention is exactly for overcoming the deficiency of prior art; Needs to quality inspection of LED driving power and test; The design proposal of the AC electric source testing system of the multiple test voltage of a kind of program control output is provided, and system exports 110V, 120V and three kinds of alternating voltages of 132V successively through the computer control power supply.
At 110V, 120V, three kinds of alternating voltage conditions of 132V get off to test the input and output electric current of test product, voltage, power, power factor, efficient, parameters such as light modulator (Dimmer) light modulation electric current, and can realize the multistation follow-on test.
The present invention realizes through such technical scheme: 11.5W AC electric source testing system; Comprise AC electric source testing part and test fixture part; It is characterized in that the AC electric source testing part is made up of main frame, AC power able to programme, power meter A, power meter B, digital versatile Table A, digital multimeter B and multiplexer; Said main frame comprises computing machine and alarm indication circuit; The alarm indication circuit mainly is made up of single-chip microcomputer 80C51 and peripheral circuit thereof; Computing machine connects AC power able to programme, digital versatile Table A, digital multimeter B and multiplexer respectively through gpib interface; AC power able to programme connects power meter A and power meter B; Multiplexer connects 40 passage general-purpose relay modules;
Said test fixture partly comprises two groups of clamp assemblies that structure is identical;
Every group of clamp assembly comprises 20 stations, and each station is provided with test interface, and the test interface of each station is corresponding to connect often opening or normally closed contact of a relay in the said general-purpose relay module; The test port that connects power meter A, power meter B, digital versatile Table A and digital multimeter B through relay normally open or normally closed contact; Relay often open or the state of normally closed contact is controlled by multiplexer;
The test interface of one group of each station of clamp assembly is often opened through a group relay or normally closed contact is connected with power meter A, digital versatile Table A in the said test fixture part; The test interface of another each station of clamp assembly is often opened through another group relay or normally closed contact is connected with power meter B, digital multimeter B;
During test products, export the alternating voltage of 60HZ132V/120V/110V successively through computer control AC power able to programme; Be transferred to the test interface of each station of clamp assembly through power meter A and power meter B; By the computer control multiplexer, select TCH test channel through the break-make of control multiplexer pilot relay module, and then select test station;
Two groups of test ports of system connect the product to be measured on the test interface of 2 stations simultaneously; 2 products to be measured are one group to be tested simultaneously; By the computer control multiplexer,, connect the test circuit of 20 groups of stations successively again through multiplexer pilot relay module.
AC power able to programme is APF-500W; Power meter A and power meter B are Acuvim II power meter; Digital versatile Table A and digital multimeter B are 34401A; Multiplexer is 3499A; The general-purpose relay module is N2261A.
Beneficial effect of the present invention: 11.5W AC electric source testing system, through control multiplexer 3499A SELCH, realize that 2 products to be measured are one group and test simultaneously; 20 set product follow-on tests form the continuous-flow type operation, and 20 set products divide two test fixtures to deposit; 20 stations of each anchor clamps, the corresponding pilot lamp of each station is during the test beginning; 20 pilot lamp of corresponding anchor clamps are all lighted, and test a set product, if qualified products; Corresponding pilot lamp extinguishes, and the defective illuminating state that then keeps is behind the EOT; The tester can judge the quality of product according to the state of pilot lamp, also can judge according to the test result of computer program panel simultaneously.Guaranteed that system detects the realization of control function, and be that the space has been reserved in the expansion of function in future.
Description of drawings
Fig. 1, system architecture diagram;
Fig. 2, main frame alarm indication circuit diagram.
Embodiment
Understand the present invention for clearer, describe the present invention in detail in conjunction with accompanying drawing and embodiment:
Like Fig. 1-shown in Figure 2, in the 11.5W AC electric source testing system, AC power able to programme is APF-500W; Power meter A, power meter B are Acuvim II power meter; Digital versatile Table A, digital multimeter B are 34401A; Multiplexer is 3499A; The alarm indication circuit mainly is made up of single-chip microcomputer 80C51 and peripheral circuit thereof;
Computing machine connects AC power APF-500W able to programme, digital multimeter A34401A and multiplexer 3499A respectively through gpib interface (general purpose interface bus);
AC power APF-500W able to programme connects power meter A (Acuvim II power meter) and power meter B (Acuvim II power meter);
Multiplexer 3499A connects 40 passage general-purpose relay module N2261A;
Test fixture partly comprises two clamp assemblies that structure is identical; Each clamp assembly comprises 20 test station; Each test station is provided with test interface, and each test interface circuit of each clamp assembly is corresponding to connect relay normally open or the normally closed contact in general-purpose relay module; Connect power meter A (Acuvim II power meter), power meter B (Acuvim II power meter), digital versatile Table A (34401A) and digital multimeter B (34401A) test port through relay normally open or normally closed contact;
Wherein, the test interface circuit of a clamp assembly is often opened through a group relay of correspondence or normally closed contact is connected with power meter A (Acuvim II power meter), digital versatile Table A (34401A); The test interface circuit of another clamp assembly is often opened through a group relay of correspondence or normally closed contact is connected with power meter B (Acuvim II power meter), digital multimeter B (34401A); Form two TCH test channels;
During test products:
Export the alternating voltage of 60HZ132V/120V/110V successively through the computer control power supply; By the computer control multiplexer, select TCH test channel through the on/off of control multiplexer 3499A pilot relay module N2261A;
Two groups of test ports of system connect the test interface of 2 products to be measured on clamp assembly simultaneously; Realize that 2 products to be measured are one group and test simultaneously; By the computer control multiplexer; Through multiplexer 3499A pilot relay module, and then control 20 set products and connect test circuit successively.
20 set products divide two test fixtures to deposit, 20 stations of each anchor clamps, the corresponding pilot lamp of each station.
Judge according to the alarm lamp on the test fixture whether product is qualified, pilot lamp is that the station product of illuminating state is a substandard product, and what pilot lamp extinguished is certified products; Test result according to the computer test panel shows judges whether product is qualified, and the corresponding anchor clamps station of test block pilot lamp is the certified products of bright green, and pilot lamp is the serpentinous substandard product that is.
According to above-mentioned explanation, can realize scheme of the present invention in conjunction with art technology.
Claims (2)
1. 15W AC electric source testing system; Comprise AC electric source testing part and test fixture part; It is characterized in that the AC electric source testing part is made up of main frame, AC power able to programme, power meter A, power meter B, digital versatile Table A, digital multimeter B and multiplexer; Said main frame comprises computing machine and alarm indication circuit; The alarm indication circuit mainly is made up of single-chip microcomputer 80C51 and peripheral circuit thereof; Computing machine connects AC power able to programme, digital versatile Table A, digital multimeter B and multiplexer respectively through gpib interface; AC power able to programme connects power meter A and power meter B; Multiplexer connects 40 passage general-purpose relay modules; Said test fixture partly comprises two groups of clamp assemblies that structure is identical; Every group of clamp assembly comprises 20 stations, and each station is provided with test interface, and the test interface of each station is corresponding to connect often opening or normally closed contact of a relay in the said general-purpose relay module; The test port that connects power meter A, power meter B, digital versatile Table A and digital multimeter B through relay normally open or normally closed contact; Relay often open or the state of normally closed contact is controlled by multiplexer; The test interface of one group of each station of clamp assembly is often opened through a group relay or normally closed contact is connected with power meter A, digital versatile Table A in the said test fixture part; The test interface of another each station of clamp assembly is often opened through another group relay or normally closed contact is connected with power meter B, digital multimeter B; During test products, export the alternating voltage of 60HZ132V/120V/110V successively through computer control AC power able to programme; Be transferred to the test interface of each station of clamp assembly through power meter A and power meter B; By the computer control multiplexer, select TCH test channel through the break-make of control multiplexer pilot relay module, and then select test station; Two groups of test ports of system connect the product to be measured on the test interface of 2 stations simultaneously; 2 products to be measured are one group to be tested simultaneously; By the computer control multiplexer,, connect the test circuit of 20 groups of stations successively again through multiplexer pilot relay module.
2. the said a kind of 11.5W AC electric source testing of claim 1 system is characterized in that AC power able to programme is APF-500W; Power meter A and power meter B are Acuvim II power meter; Digital versatile Table A and digital multimeter B are 34401A; Multiplexer is 3499A; The general-purpose relay module is N2261A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103257714A CN102435955A (en) | 2011-10-24 | 2011-10-24 | System for testing 11.5W alternating current power supply |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011103257714A CN102435955A (en) | 2011-10-24 | 2011-10-24 | System for testing 11.5W alternating current power supply |
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| CN102435955A true CN102435955A (en) | 2012-05-02 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435954A (en) * | 2011-10-24 | 2012-05-02 | 天津市中环电子计算机有限公司 | 17.5W alternating current power supply testing system |
| CN108037441A (en) * | 2017-11-07 | 2018-05-15 | 上海霍富汽车锁具有限公司 | The online concurrent testing equipment of automobile intelligent key PCBA and its application method |
| CN109270376A (en) * | 2018-09-30 | 2019-01-25 | 上海菱沃铂智能技术有限公司 | A kind of microcontroller pin automatically testing parameters platform and test method |
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| CN102435954A (en) * | 2011-10-24 | 2012-05-02 | 天津市中环电子计算机有限公司 | 17.5W alternating current power supply testing system |
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2011
- 2011-10-24 CN CN2011103257714A patent/CN102435955A/en active Pending
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| CN102216795A (en) * | 2008-09-18 | 2011-10-12 | 株式会社Lg化学 | Apparatus and method for monitoring voltages of cells of battery pack |
| US20100327901A1 (en) * | 2009-06-26 | 2010-12-30 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd | Power supply testing system |
| CN201654157U (en) * | 2010-01-04 | 2010-11-24 | 上海贝岭股份有限公司 | Fault detection device for LED drive circuit |
| CN102147445A (en) * | 2010-02-05 | 2011-08-10 | 福建富顺电子有限公司 | LED fault detection system and dedicated chip thereof |
| US20110221467A1 (en) * | 2010-03-12 | 2011-09-15 | Hon Hai Precision Industry Co., Ltd. | Ac power supply measuring circuit with voltage protecting function |
| CN201732154U (en) * | 2010-08-13 | 2011-02-02 | 北京新雷能科技股份有限公司 | Automatic test system of primary power supply |
| CN201892713U (en) * | 2010-11-16 | 2011-07-06 | 天津市中环电子计算机有限公司 | Automatic test equipment of BQ protective plate of MOTOROLA lithium battery |
| CN102435954A (en) * | 2011-10-24 | 2012-05-02 | 天津市中环电子计算机有限公司 | 17.5W alternating current power supply testing system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435954A (en) * | 2011-10-24 | 2012-05-02 | 天津市中环电子计算机有限公司 | 17.5W alternating current power supply testing system |
| CN108037441A (en) * | 2017-11-07 | 2018-05-15 | 上海霍富汽车锁具有限公司 | The online concurrent testing equipment of automobile intelligent key PCBA and its application method |
| CN109270376A (en) * | 2018-09-30 | 2019-01-25 | 上海菱沃铂智能技术有限公司 | A kind of microcontroller pin automatically testing parameters platform and test method |
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Application publication date: 20120502 |