CN104049201A - Test method, device and system for printed circuit board - Google Patents
Test method, device and system for printed circuit board Download PDFInfo
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- CN104049201A CN104049201A CN201410298970.4A CN201410298970A CN104049201A CN 104049201 A CN104049201 A CN 104049201A CN 201410298970 A CN201410298970 A CN 201410298970A CN 104049201 A CN104049201 A CN 104049201A
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- 238000010998 test method Methods 0.000 title claims description 8
- 238000012360 testing method Methods 0.000 claims abstract description 151
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 29
- 238000002955 isolation Methods 0.000 claims description 9
- 230000004044 response Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000012956 testing procedure Methods 0.000 description 1
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- Tests Of Electronic Circuits (AREA)
Abstract
The invention discloses a method, a device and a system for testing a printed circuit board. Wherein, printed circuit board's testing arrangement includes: the tester is used for performing ICT test and FCT test on the printed circuit board; and the board separator is in communication connection with the tester and is used for classifying the printed circuit boards according to the test result of the tester. By the invention, the problem of low test efficiency of the printed circuit board in the prior art is solved, and the effects of improving the test efficiency and reducing the labor intensity are further achieved.
Description
Technical field
The present invention relates to field tests, in particular to a kind of method of testing, device and system of printed circuit board (PCB).
Background technology
In electron trade, the test of the unit for electrical property parameters of electronic product is to ensure the most important control mode of Quality of electronic products reliability.Mainly contain ICT test and FCT test for any a electronic product electric performance test, ICT test is mainly used in testing that PCB track is opened short-circuit condition and whether components and parts unit for electrical property parameters meets requirements of type selecting, can test some defective workmanships in manufacturing process, can find components and parts abnormal problem and the ND problems of welded quality of naked eyes that some are hidden simultaneously; FCT test is main by the load under the various different operating modes of simulation, input with analog electrical signal, signal that can subjective judgement by output use sound, optical, electrical people, to judge whether whether PCBA fuction output, program design meet design requirement, exist hidden danger of quality.
At present, electric performance test mainly contains ICT test, FCT test, DCT test, and wherein, ICT and FCT test are the standard configuration inspection posies of every production line.ICT and FCT test at present adopts non-online station formula to test, and non-online station formula ICT, FCT test, is post to be set respectively test; Article one, controller production line need be equipped with many people operational testing; Station formula method of testing manual operation operation is more, and testing efficiency is low, and human cost is high, and test is not controlled, unreliable; Meanwhile, station formula does not have point plate function automatically, does not have test failure statistics and information hold function.
For the low problem of the testing efficiency of printed circuit board (PCB) in correlation technique, effective solution is not yet proposed at present.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of method of testing, device and system of printed circuit board (PCB), to solve the low problem of the testing efficiency of printed circuit board (PCB) in prior art.
A kind of proving installation of printed circuit board (PCB) is provided according to an aspect of the present invention.
Comprise according to the proving installation of printed circuit board (PCB) of the present invention: tester, for described printed circuit board (PCB) being carried out to ICT test and FCT test; And board separator, with described tester communication connection, for described printed circuit board (PCB) being classified according to the test result of described tester.
Further, described tester and described board separator include the reading unit for the identification information of described printed circuit board (PCB) is read.
Further, described reading unit comprises bar code scanner and/or Quick Response Code scanner.
Further, described tester comprises: ICT test department, for described printed circuit board (PCB) is carried out to ICT test; FCT test department, for carrying out FCT test to described printed circuit board (PCB); And acceptance division, be all connected with described FCT test department with described ICT test department, for receiving the operational order that ICT test parameter and/or FCT test parameter are operated.
Further, described tester also comprises: isolation part, and for described ICT test and described FCT test are carried out to test signal isolation.
Further, described proving installation also comprises: connection platform, and for transmitting described printed circuit board (PCB) to described tester.
According to a further aspect in the invention, a kind of method of testing of printed circuit board (PCB) is provided, and the proving installation of any printed circuit board (PCB) providing according to the method for testing employing foregoing of the present invention of printed circuit board (PCB) of the present invention is tested described printed circuit board (PCB).
According to another aspect of the invention, provide a kind of test macro of printed circuit board (PCB), comprised the proving installation of any printed circuit board (PCB) that foregoing of the present invention provides according to the test macro of printed circuit board (PCB) of the present invention.
In the present invention, adopt the proving installation of the printed circuit board (PCB) with following structure: tester, for described printed circuit board (PCB) being carried out to ICT test and FCT test; And board separator, with described tester communication connection, for described printed circuit board (PCB) being classified according to the test result of described tester.By the tester that printed circuit board (PCB) is carried out to ICT test and FCT test is set, realize the integrated automatic test to printed circuit board (PCB), non-on-line testing post staffing in prior art relatively, integrated automatic test approach has greatly reduced tester's quantity, has reduced labour intensity, simultaneously, by the board separator communicating to connect with tester is set, realize in on-line testing process, to printed circuit board (PCB) automatic classification, without artificial judgment.Therefore, the proving installation of the printed circuit board (PCB) that the embodiment of the present invention provides, has solved the low problem of the testing efficiency of printed circuit board (PCB) in prior art, and then has reached the effect that improves testing efficiency, reduces labour intensity.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to the schematic diagram of the proving installation of the printed circuit board (PCB) of the embodiment of the present invention; And
Fig. 2 is according to the schematic diagram of the proving installation of the printed circuit board (PCB) of further embodiment of this invention.
Embodiment
In order to make those skilled in the art person understand better the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a part of the present invention, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
It should be noted that, term " first ", " second " etc. in instructions of the present invention and claims and above-mentioned accompanying drawing are for distinguishing similar object, and needn't be used for describing specific order or precedence.The data that should be appreciated that such use suitably can exchanged in situation, so as embodiments of the invention described herein can with except diagram here or describe those order enforcement.In addition, term " comprises " and " having " and their any distortion, intention is to cover not exclusive comprising, for example, those steps or unit that process, method, system, product or the equipment that has comprised series of steps or unit is not necessarily limited to clearly list, but can comprise clearly do not list or for these processes, method, product or equipment intrinsic other step or unit.
In the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
According to the embodiment of the present invention, provide a kind of can be for implementing the device embodiment of the application embodiment of the method, below device embodiment that the embodiment of the present invention is provided do concrete introduction.
According to the embodiment of the present invention, a kind of proving installation of printed circuit board (PCB) is provided, and Fig. 1 is according to the schematic diagram of the proving installation of the printed circuit board (PCB) of the embodiment of the present invention, as shown in Figure 1, the proving installation of this printed circuit board (PCB) mainly comprises tester 20 and board separator 30, wherein:
Tester 20 is for carrying out ICT test and FCT test to printed circuit board (PCB) 10, the track that ICT test is mainly used in testing printed circuit board (PCB) 10 opens short-circuit condition and whether components and parts unit for electrical property parameters meets requirements of type selecting, can test some defective workmanships in manufacturing process, can find components and parts abnormal problem and the ND problems of welded quality of naked eyes that some are hidden simultaneously; FCT test is main by the load under the various different operating modes of simulation, input with analog electrical signal, whether signal that can subjective judgement by output use sound, optical, electrical people, meet design requirement with the fuction output, the program design that judge printed circuit board (PCB) 10, whether has hidden danger of quality.Tester 20 can also be preserved the test data that printed circuit board (PCB) 10 is tested automatically, and test data is uploaded to data center, and maintenance personal uses altogether.
Board separator 30 communicates to connect with tester 20, for printed circuit board (PCB) being classified according to the test result of tester 20, particularly, mainly that test result is represented to the printed circuit board (PCB) 10 of certified products and test result represent that the printed circuit board (PCB) 10 of unacceptable product is divided into two classes, and point two class outputs.
The proving installation of the printed circuit board (PCB) that the embodiment of the present invention provides, by the tester that printed circuit board (PCB) is carried out to ICT test and FCT test is set, realize the integrated automatic test to printed circuit board (PCB), non-on-line testing post staffing in prior art relatively, integrated automatic test approach has greatly reduced tester's quantity, reduce labour intensity, simultaneously, by the board separator communicating to connect with tester is set, realize in on-line testing process, to printed circuit board (PCB) automatic classification, without artificial judgment.Therefore, the proving installation of the printed circuit board (PCB) that the embodiment of the present invention provides, has solved the low problem of the testing efficiency of printed circuit board (PCB) in prior art, and then has reached the effect that improves testing efficiency, reduces labour intensity.
Wherein, each printed circuit board (PCB) 10 all have unique No. ID as identification information, this identification information can represent with the form of bar code, also can represent with the form of Quick Response Code, 30 reading units that include for the identification information of printed circuit board (PCB) 10 is read of tester 20 and board separator, particularly, this reading unit can be bar code scanner, also can be Quick Response Code scanner, can also comprise bar code scanner and Quick Response Code scanner simultaneously.Tester 20 is in the time testing printed circuit board (PCB) 10, read the identification information of printed circuit board (PCB) 10, after having tested, the test result corresponding with identification information is sent to board separator 30, board separator 30, receiving after the printed circuit board (PCB) 10 sending, reads the identification information of printed circuit board (PCB) 10, and searches the test result corresponding with the identification information reading, then according to test result, printed circuit board (PCB) 10 is assigned in certified products one class, or assigned in unacceptable product one class.
Wherein, the quantity of tester 20 can be multiple, multiple printed circuit board (PCB)s 10 are tested to realize simultaneously, each tester 20 includes ICT test department, FCT test department and acceptance division, wherein, ICT test department is for carrying out ICT test to printed circuit board (PCB), FCT test department is for carrying out FCT test to printed circuit board (PCB), ICT test department and FCT test department use same Platform of hardware, can complete the test mode of printed circuit board (PCB) 10 is shown at same test interface, displaying contents comprises testing procedure, progress, result and concrete fault content, test result retains and shows before upper once test starts.Acceptance division is all connected with FCT test department with ICT test department, for receiving the operational order that ICT test parameter and/or FCT test parameter are operated, in ICT test and FCT test process, tester can change and arrange various different test conditions by acceptance division, as voltage, time, frequency, electric current etc., the test logic of realizing two operations completes fast.Such as adopting the input of electronic load simulation resistance, tester can input 0-20K by acceptance division and carry out 0.1% precision measurement, or input 0-100K carries out 1% non-precision measurement.
The proving installation of the printed circuit board (PCB) providing for the embodiment of the present invention, ICT test department and FCT test department also have following function, before ICT test and after FCT test, and test while occurring interrupting, retest again and can discharge to motherboard power supply point and larger accumulate parts, ensure ICT testing reliability, and remaining electric control requirement after FCT test.For ICT and FCT merging test, the controlled discharge time reaches Preset Time, reaches in improving testing efficiency, ensures the rear electric discharge of Board Under Test forceful electric power test thoroughly, ensures testing efficiency and can ensure device security.
Further, tester 20 also comprises isolation part, and this isolation part is for carrying out test signal isolation to ICT test and FCT test.
Because ICT test belongs to static light current test, and FCT test belongs to dynamic forceful electric power test, the signal plate of ICT test, switching motherboard, digital card etc. are all light current, and FCT test signal is forceful electric power, and there is ICT test department and FCT test department when tester simultaneous in the proving installation of the printed circuit board (PCB) that the embodiment of the present invention provides, to do continuity test in a same frock of machine, therefore forceful electric power signal while needing to isolate FCT test, avoid forceful electric power to seal in ICT test board, cause testing of equipment plate to be burned.By isolation part is set, and the mode of taking the height pin that breaks open type to isolate, by controlling press stroke, ensure that ICT, different periods of FCT probe contact with Board Under Test, effectively solve strong and weak electricity test isolation, avoid the phase mutual interference of test process and the damage to instrument, the serviceable life of having improved measuring accuracy and equipment.
Further, as shown in Figure 2, the proving installation of the printed circuit board (PCB) that the embodiment of the present invention provides also comprises connection platform 40, and this connection platform 40, for transmitting printed circuit board (PCB) 10 to tester 20, is realized the follow-on test to printed circuit board (PCB) 10.
The embodiment of the present invention also provides a kind of method of testing of printed circuit board (PCB) of the execution of the proving installation by above-mentioned printed circuit board (PCB), the proving installation of any printed circuit board (PCB) that, employing embodiment of the present invention foregoing provides is tested printed circuit board (PCB).
In addition, the embodiment of the present invention also provides a kind of test macro of printed circuit board (PCB), and this test macro comprises printed circuit board (PCB), also comprises the proving installation of any printed circuit board (PCB) that embodiment of the present invention foregoing provides.
As can be seen from the above description, the present invention has realized the integrated automatic test to printed circuit board (PCB), has greatly reduced tester's quantity, has reduced labour intensity, has improved testing efficiency.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. a proving installation for printed circuit board (PCB), is characterized in that, comprising:
Tester, for carrying out ICT test and FCT test to described printed circuit board (PCB); And
Board separator, with described tester communication connection, for described printed circuit board (PCB) being classified according to the test result of described tester.
2. proving installation according to claim 1, is characterized in that, described tester and described board separator include the reading unit for the identification information of described printed circuit board (PCB) is read.
3. proving installation according to claim 2, is characterized in that, described reading unit comprises bar code scanner and/or Quick Response Code scanner.
4. proving installation according to claim 1, is characterized in that, described tester comprises:
ICT test department, for carrying out ICT test to described printed circuit board (PCB);
FCT test department, for carrying out FCT test to described printed circuit board (PCB); And
Acceptance division, is all connected with described FCT test department with described ICT test department, for receiving the operational order that ICT test parameter and/or FCT test parameter are operated.
5. proving installation according to claim 4, is characterized in that, described tester also comprises:
Isolation part, for carrying out test signal isolation to described ICT test and described FCT test.
6. according to the proving installation described in any one in claim 1 to 5, it is characterized in that, described proving installation also comprises:
Connection platform, for transmitting described printed circuit board (PCB) to described tester.
7. a method of testing for printed circuit board (PCB), is characterized in that, adopts the proving installation of the printed circuit board (PCB) described in any one in claim 1 to 6 to test described printed circuit board (PCB).
8. a test macro for printed circuit board (PCB), is characterized in that, comprises the proving installation of the printed circuit board (PCB) described in any one in claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298970.4A CN104049201A (en) | 2014-06-26 | 2014-06-26 | Test method, device and system for printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410298970.4A CN104049201A (en) | 2014-06-26 | 2014-06-26 | Test method, device and system for printed circuit board |
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| CN104049201A true CN104049201A (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410298970.4A Pending CN104049201A (en) | 2014-06-26 | 2014-06-26 | Test method, device and system for printed circuit board |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676107A (en) * | 2016-01-07 | 2016-06-15 | 苏州市璟硕自动化设备有限公司 | Device for ICT test, inserting nixie tubes and FCT test |
| CN106226677A (en) * | 2016-07-06 | 2016-12-14 | 长沙正友精密自动化技术有限公司 | Circuit board automatic inspection line and operational approach thereof |
| CN107064775A (en) * | 2017-04-20 | 2017-08-18 | 北京品驰医疗设备有限公司 | A kind of system that distributed reliability test is carried out to printed circuit board (PCB) |
| CN107656515A (en) * | 2017-08-29 | 2018-02-02 | 浙江鉴丰电子科技有限公司 | A kind of failure detector and detection method for treadmill control system |
| CN108241119A (en) * | 2017-11-10 | 2018-07-03 | 精华电子(苏州)有限公司 | Leak electricity current test system and method |
| CN109444715A (en) * | 2018-11-23 | 2019-03-08 | 格力电器（武汉）有限公司 | Combined testing device |
| CN112989852A (en) * | 2021-02-20 | 2021-06-18 | 山东英信计算机技术有限公司 | Code scanning method, system and equipment for server board card test |
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| KR20060029268A (en) * | 2006-03-15 | 2006-04-05 | 김진호 | Total circuit test system |
| CN103823128A (en) * | 2012-11-16 | 2014-05-28 | 苏州工业园区世纪福科技有限公司 | FCT/ICT integrated test apparatus of customized electronic product |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676107A (en) * | 2016-01-07 | 2016-06-15 | 苏州市璟硕自动化设备有限公司 | Device for ICT test, inserting nixie tubes and FCT test |
| CN106226677A (en) * | 2016-07-06 | 2016-12-14 | 长沙正友精密自动化技术有限公司 | Circuit board automatic inspection line and operational approach thereof |
| CN107064775A (en) * | 2017-04-20 | 2017-08-18 | 北京品驰医疗设备有限公司 | A kind of system that distributed reliability test is carried out to printed circuit board (PCB) |
| CN107656515A (en) * | 2017-08-29 | 2018-02-02 | 浙江鉴丰电子科技有限公司 | A kind of failure detector and detection method for treadmill control system |
| CN108241119A (en) * | 2017-11-10 | 2018-07-03 | 精华电子(苏州)有限公司 | Leak electricity current test system and method |
| CN109444715A (en) * | 2018-11-23 | 2019-03-08 | 格力电器（武汉）有限公司 | Combined testing device |
| CN112989852A (en) * | 2021-02-20 | 2021-06-18 | 山东英信计算机技术有限公司 | Code scanning method, system and equipment for server board card test |
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Application publication date: 20140917 |