CN107422245A - A kind of general-purpose circuit board Characteristics Detection system - Google Patents
A kind of general-purpose circuit board Characteristics Detection system Download PDFInfo
- Publication number
- CN107422245A CN107422245A CN201710414369.0A CN201710414369A CN107422245A CN 107422245 A CN107422245 A CN 107422245A CN 201710414369 A CN201710414369 A CN 201710414369A CN 107422245 A CN107422245 A CN 107422245A
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- Prior art keywords
- test
- module
- circuit board
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2806—Apparatus therefor, e.g. test stations, drivers, analysers, conveyors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2832—Specific tests of electronic circuits not provided for elsewhere
- G01R31/2834—Automated test systems [ATE]; using microprocessors or computers
Abstract
The invention discloses a kind of general-purpose circuit board Characteristics Detection system, including PC ends, a variety of testers and circuit board under test, PC ends are connected with a variety of testers, a variety of testers are connected with circuit board under test, PC ends are provided with login module, test execution management module, module after test execution management module is divided into module in test front module, test and tested, test front module are prepared for testing；In test module be for test data, waveform, curve, warning message real-time display；Module is the data Cun Chudao databases for the circuit board characteristics parameter to detection after test.Compared with prior art：The present invention is using gpib bus, PXI buses, vxi bus, and multibus technology makes PC quick, efficient with instrument communication, and test whole process operates execution on PC, and objective interface is simple to operate, can be to the characteristic test of various circuit boards.
Description
Technical field
The present invention relates to Electronic Testing integrated service field, more particularly to a kind of general-purpose circuit board Characteristics Detection system
System.
Background technology
With the fast development of electronic science and technology, the requirement to the reliability of electronic system, stability and maintainability is got over
Come higher, circuit board is indispensable important component in electronic system development and production, with the precision of electronic equipment
Raising, the integrated level of circuit board improves constantly, its difficulty of test also increased.In addition, the relationship between quality of circuit board is to whole
The operation conditions of individual electronic system, the test to it are also related to the progress of whole system exploitation, therefore to the test of circuit board
It is the important step of electronic system development process.
However, traditional circuit board testing is often the circuit board testing to single fixation using instrument, test is single, behaviour
Make complicated.Operating efficiency is difficult to improve, and is difficult to accuracy operation in test process.Between different test equipments and circuit board
It is not generally applicable.Tradition is difficult to the requirement for reaching accuracy, flexibility, versatility to the test mode of circuit board, it is therefore desirable to carries
High-tech means meet circuit board testing demand.
Circuit board testing technology is ground as circuit board gradually develops to miniaturization, densification, the direction changed at many levels
Study carefully also more and more.The development of virtual instrument has driven the progress of measuring technology, and automatic test instead of rapidly manual testing,
Automatic test technology, computer technology and the communication technology are combined, is to test one that industry undergoes thoroughly to reform, surveys
Examination technology is along computerization, standardization and the development of the main trend of networking three.And traditional circuit board characteristics detecting system is adopted
Following defect be present in the method for testing taken：1) integration is poor, could not enough form the test cabinet of complete set；2) function is single,
It is merely able to one or fraction of performance test, the individual test of covering board institute could not be reached；3) communication mode is single,
Traditional is typically communicated using GPIB, could not be enough using multibus technologies such as gpib bus, PXI buses, vxi bus, it is impossible to reach
Efficiently, quickly require that 4) human-computer interaction interfaceization is poor to data transfer, enough could not reach whole testing process all in PC
Upper operation, operation inconvenience.It would therefore be desirable to research and develop a kind of general-purpose circuit board Characteristics Detection system.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of general-purpose circuit board Characteristics Detection system.
The present invention is achieved by the following technical solutions：A kind of general-purpose circuit board Characteristics Detection system, it is characterised in that：
Including PC ends, a variety of testers and circuit board under test, described PC ends are connected with a variety of testers, described a variety of tests
Instrument is connected with circuit board under test, and described PC ends are provided with login module, test execution management module, described a variety of instruments
Including current detecting unit, voltage detection unit, oscillograph unit, power analysis unit, show true degree test cell, voltage-stabilized power supply
Unit.
Preferably, described test execution management module can be divided into test front module, test module after module, test
Three modules, test front module have service management unit, station administrative unit, controller management unit, instrument management unit, institute
Service management unit, station administrative unit, controller management unit, the instrument management unit stated are prepared for test
, module is provided with Systems Monitoring Unit in described test, described Systems Monitoring Unit be for test data, waveform,
The real-time display of curve, warning message, module includes query statistic unit after described test, and module is to use after described test
In the data Cun Chudao databases of the circuit board characteristics parameter to detection.
Preferably, described a variety of testers are to be connected by test unit adapter with circuit board under test.
Preferably, described PC ends use RS232, or RS485, or the connected mode such as wireless module and a variety of testers
Device electric signal transmission.
Preferably, described test unit adapter includes test unit adapter interface, described test cell adaptation
Device interface is one kind in the interfaces such as LAN, GPIB, RS232.
Preferably, described wireless module is adopted as：One kind in the radio connections such as ZigBee, wifi, 4G, DTU
It is or a variety of.
A kind of general-purpose circuit board Characteristics Detection system provided by the invention, including PC ends, a variety of testers and electricity to be measured
Road plate, described PC ends are connected with a variety of testers, and described a variety of testers are connected with circuit board under test, described PC
End is provided with login module, test execution management module, and described a variety of instruments include current detecting unit, voltage detecting list
Member, oscillograph unit, power analysis unit, show true degree test cell, power supply unit of voltage regulation, described test execution management module
Module after module, test can be divided into test front module, test, test front module has service management unit, station management single
Member, controller management unit, instrument management unit, these units are prepared for testing, are provided with into test and are
Unite monitoring module, described system-monitoring module be for test data, waveform, curve, warning message real-time display.With showing
There is technology to compare：1) integration is strong, and all appts needed for circuit board testing are fully integrated into testboard panel, directly perceived,
It is easy to operate；2) versatility：Can be to the characteristic test of various circuit boards；3) transmission speed is fast：It is total using gpib bus, PXI
Line, vxi bus, multibus technology make PC quick, efficient with instrument communication；4) interfaceization is high：Whole process is tested on PC
Operation performs, and objective interface is simple to operate.
Embodiment
Embodiments of the invention are elaborated below, the present embodiment is carried out lower premised on technical solution of the present invention
Implement, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to following implementation
Example.
A kind of general-purpose circuit board Characteristics Detection system, including PC ends, a variety of testers and circuit board under test, described PC
End is connected with a variety of testers, and described a variety of testers are connected with circuit board under test, and described PC ends are provided with login
Module, test execution management module, described a variety of instruments include current detecting unit, voltage detection unit, oscillograph unit,
Power analysis unit, show true degree test cell, power supply unit of voltage regulation.
Preferably, described a variety of testers are to be connected by test unit adapter with circuit board under test.
It should be noted that the system includes hardware design and Software for Design：Be using high-performance computer as main controller,
Different testers is connected using GPIB, LAN and serial ports RS-232 bus systems, tester includes：Universal meter,
Oscillograph, voltage-stabilized power supply, power analyzer, distortion meter.Wherein universal meter has two kinds of 34461 and 34401A, voltage stabilizing electricity
Source has：Tri- kinds of N5768A, N5746A, E3632A, tester is connected by test unit adapter with circuit board under test again, separately
Outer computer is connected with printing device again, for printing test result form.
Described test execution management module can be divided into test front module, test three moulds of module after module, test
Block, test front module have service management unit, station administrative unit, controller management unit, instrument management unit, described use
Family administrative unit, station administrative unit, controller management unit, instrument management unit are prepared for testing, described
Test in module be provided with Systems Monitoring Unit, described Systems Monitoring Unit is for test data, waveform, curve, report
The real-time display of alert information, module includes query statistic unit after described test, and module is used for inspection after described test
The data Cun Chudao databases of the circuit board characteristics parameter of survey.
Exemplary, described PC ends use RS232, or RS485, or the connected mode such as wireless module and a variety of testers
Device electric signal transmission, described test unit adapter include test unit adapter interface, described test unit adapter
Interface is one kind in the interfaces such as LAN, GPIB, RS232.
It will be appreciated by those skilled in the art that when polytype communication bus such as GPIB runs into failure, PC
End can also be connected with a variety of testers using wireless signal, described wireless signal including at least following ZigBee, wifi,
One kind in 4G, DTU.
The solution of the present invention design is that computer sends SCPI orders controller unit completion command operating, collection by software
Parameter, complete test request.In addition, the system has unattended test function, it is real for the exception in system operation
Now automatically power off, protect circuit-under-test plate and tester, abnormal information to store automatically, convenient inquiry and analysis.Realize pair
Circuit board carries out reliability, high speed, stable test, and realizes interface visualization, is a kind of advanced test side being worthy to be popularized
Method.
In summary, a kind of general-purpose circuit board Characteristics Detection system provided by the invention, including PC ends, a variety of testers
And circuit board under test, described PC ends are connected with a variety of testers, described a variety of testers are connected with circuit board under test,
Described PC ends are provided with login module, test execution management module, and described a variety of instruments include current detecting unit, voltage
Detection unit, oscillograph unit, power analysis unit, show true degree test cell, power supply unit of voltage regulation, described test execution pipe
Reason module can be divided into test front module, test module after module, test, and test front module has service management unit, station
Administrative unit, controller management unit, instrument management unit, these units are prepared for testing, set into test
System-monitoring module is equipped with, described system-monitoring module is shown for test data, waveform, curve, the real-time of warning message
Show.Compared with prior art：1) integration is strong, and all appts needed for circuit board testing are fully integrated into testboard panel
On, it is directly perceived, easy to operate；2) versatility：Can be to the characteristic test of various circuit boards；3) transmission speed is fast：It is total using GPIB
Line, PXI buses, vxi bus, multibus technology make PC quick, efficient with instrument communication；4) interfaceization is high：Test whole process
Operate and perform on PC, objective interface is simple to operate.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (6)
- A kind of 1. general-purpose circuit board Characteristics Detection system, it is characterised in that：Including PC ends, a variety of testers and circuit under test Plate, described PC ends are connected with a variety of testers, and described a variety of testers are connected with circuit board under test, described PC ends Be provided with login module, test execution management module, described a variety of instruments include current detecting unit, voltage detection unit, Oscillograph unit, power analysis unit, show true degree test cell, power supply unit of voltage regulation.
- A kind of 2. general-purpose circuit board Characteristics Detection system according to claim 1, it is characterised in that：Described test execution Management module can be divided into test front module, test three modules of module after module, test, and test front module has user management Unit, station administrative unit, controller management unit, instrument management unit, described service management unit, station management are single Member, controller management unit, instrument management unit are prepared for testing, and module is provided with system in described test Monitoring unit, described Systems Monitoring Unit be for test data, waveform, curve, warning message real-time display, it is described Module includes query statistic unit after test, and module is the data for the circuit board characteristics parameter to detection after described test Store database.
- A kind of 3. general-purpose circuit board Characteristics Detection system according to claim 1, it is characterised in that：Described a variety of tests Instrument is to be connected by test unit adapter with circuit board under test.
- A kind of 4. general-purpose circuit board Characteristics Detection system according to claim 1, it is characterised in that：Described PC ends use RS232, or RS485, or the connected mode such as wireless module and a variety of tester electric signal transmissions.
- A kind of 5. general-purpose circuit board Characteristics Detection system according to claim 3, it is characterised in that：Described test cell Adapter includes test unit adapter interface, and described test unit adapter interface is in the interfaces such as LAN, GPIB, RS232 One kind.
- A kind of 6. general-purpose circuit board Characteristics Detection system according to claim 1, it is characterised in that：Described wireless module It is adopted as：One or more in the radio connections such as ZigBee, wifi, 4G, DTU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710414369.0A CN107422245A (en) | 2017-06-05 | 2017-06-05 | A kind of general-purpose circuit board Characteristics Detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710414369.0A CN107422245A (en) | 2017-06-05 | 2017-06-05 | A kind of general-purpose circuit board Characteristics Detection system |
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| Publication Number | Publication Date |
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| CN107422245A true CN107422245A (en) | 2017-12-01 |
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| CN201710414369.0A Pending CN107422245A (en) | 2017-06-05 | 2017-06-05 | A kind of general-purpose circuit board Characteristics Detection system |
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Citations (7)
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| CN101915877A (en) * | 2010-07-02 | 2010-12-15 | 北京航空航天大学 | Bus technology-based universal electromagnetic susceptibility testing device and method |
| CN105659853B (en) * | 2007-11-15 | 2012-05-02 | 北京航天测控技术有限公司 | A kind of radio frequency circuit board testing diagnosis equipment |
| CN103116119A (en) * | 2011-11-17 | 2013-05-22 | 上海航天测控通信研究所 | Test board based on hyper memory (HM) 276 stack-type electronic products and test method thereof |
| CN104345262A (en) * | 2014-10-27 | 2015-02-11 | 华南农业大学 | Universal circuit board test system |
| CN104614668A (en) * | 2015-02-27 | 2015-05-13 | 北京精密机电控制设备研究所 | Circuit board testing system |
| CN105301481A (en) * | 2015-11-20 | 2016-02-03 | 上海无线电设备研究所 | Circuit testing method and applicable testing system |
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2017
- 2017-06-05 CN CN201710414369.0A patent/CN107422245A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105659853B (en) * | 2007-11-15 | 2012-05-02 | 北京航天测控技术有限公司 | A kind of radio frequency circuit board testing diagnosis equipment |
| CN101281232A (en) * | 2008-05-22 | 2008-10-08 | 株洲南车时代电气股份有限公司 | System and method for testing locomotive general-purpose circuit board function |
| CN101915877A (en) * | 2010-07-02 | 2010-12-15 | 北京航空航天大学 | Bus technology-based universal electromagnetic susceptibility testing device and method |
| CN103116119A (en) * | 2011-11-17 | 2013-05-22 | 上海航天测控通信研究所 | Test board based on hyper memory (HM) 276 stack-type electronic products and test method thereof |
| CN104345262A (en) * | 2014-10-27 | 2015-02-11 | 华南农业大学 | Universal circuit board test system |
| CN104614668A (en) * | 2015-02-27 | 2015-05-13 | 北京精密机电控制设备研究所 | Circuit board testing system |
| CN105301481A (en) * | 2015-11-20 | 2016-02-03 | 上海无线电设备研究所 | Circuit testing method and applicable testing system |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
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| RJ01 | Rejection of invention patent application after publication |