CN201489085U - Automated testing device of circuit board - Google Patents
Automated testing device of circuit board Download PDFInfo
- Publication number
- CN201489085U CN201489085U CN200920138694XU CN200920138694U CN201489085U CN 201489085 U CN201489085 U CN 201489085U CN 200920138694X U CN200920138694X U CN 200920138694XU CN 200920138694 U CN200920138694 U CN 200920138694U CN 201489085 U CN201489085 U CN 201489085U
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- circuit board
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Abstract
The utility model discloses an automated testing device of a circuit board, comprising a power supply module, a signal generating source, and a motor which are respectively connected with the circuit board to be tested, the signal generated by the circuit board to be tested is transmitted to a data processor through a data collector and an oscilloscope. Compared with the prior art, the utility model provides running environment through the power supply module, the signal generating source and the motor which imitate the circuit board to be tested, and loads the corresponding load, an excitation signal generator and the corresponding power supply voltage which are led to wok under various design statuses; meanwhile, a main-control computer conducts data screening to the signal generated by the circuit board to be tested through the data collector, and transmits the data to a data processing main machine for analyzing and processing, and the obtained data is compared with the clients-allowed deal parameter, therefore, the functionality of the circuit board to be tested is determined, and then, the utility model is allowed to be packaged and leave factory. The careful design and good testing device ensure the product quality, and provides satisfied answer for clients.
Description
Technical field
The utility model relates to a kind of proving installation of electronic product, particularly relates to a kind of proving installation of simulating circuit board under test running environment.
Background technology
Along with development of science and technology, electronic product widespread use in daily life and commercial production.Circuit board (PCBA) is as the important component part of electronic product, and its performance is directly determining the quality of entire product to a great extent.Particularly the circuit board of high integration is widely used in every field, for people have brought suitable convenience and practicality.As the core component circuit board of forming electronic equipment, its powerful integrated functionality and stability just become a standard of weighing the technological element of a product.The problem of circuit board often causes entire product function influenced even damage, especially Medical Devices product, may critical life.But how to realize circuit board in the application of reality, can stablize the performance its function.The test that possesses high-level efficiency, high-quality, proper high ability to model plays critical effect.The test of imitative ability plays critical effect.
Up to now, industry provides multiple method of testing.But, adopt multiple testing tool, as voltage table, reometer, tensimeter or the like carry out data recording and artificial judgement, and it is not high that degree of accuracy appears in its result easily, and human negligence or the like accident causes the circuit board quality problem.
Be accompanied by the development of software engineering, modern test volume technology more presses for the newest fruits of utilizing electronic technology, computer technology and data processing technique obtained, develop a kind of printed circuit board (PCB) (PCBA) test macro of novel, high-level, low price, realizing the high loading that the required various pumping signals of circuit board under test operate as normal relevantly are provided, and utilize virtual instrument to obtain the parameter of each state and relatively come the quality of decision circuitry plate function by testing software and ideal parameters.
Summary of the invention
At the weak point that technique scheme exists, fundamental purpose of the present utility model provides the circuit board automatic test device of a kind of high-level efficiency, high-quality, proper high ability to model.
The technical solution of the utility model is:
A kind of circuit board automatic test device, be characterised in that: it connects circuit board under test respectively by a power module, a signal generating source, a motor, power module is used to produce and simulate the various voltages under the circuit board under test operate as normal, signal generating source is used to simulate circuit board under test required pumping signal under operate as normal, and motor is used to simulate and analyze the simulate signal that circuit board under test produces under operate as normal; Circuit board under test transfers to a data processor at the signal that produces under the above-mentioned simulation system behind a data acquisition unit and an oscillograph, described data acquisition unit is used to gather the various signals that circuit board under test produces and feeds back to data processor under simulation system, oscillograph is used for the simulate signal that analysis to measure simulation circuit board under test produced and feeds back to data processor under operate as normal.Described data processing main frame has the expansion card of GPIB, and the implanted testing software that writes in advance in system realizes that the parameter value of various signals that circuit board under test is produced carries out discriminatory analysis under emulation mode.
The usefulness of technique scheme is:
The test procedure of the utility model by writing in advance in the main control computer, pass through power module, signal generating source and motor simulation circuit board under test provide running environment, load corresponding load, excitation signal generator and corresponding supply voltage, it is operated under the various design points, main control computer carries out data screening by data acquisition unit to the signal that circuit board under test produced again simultaneously, transferring to the data processing main frame analyzes and handles, the ideal parameters that the data that get access to and client are allowed compares, thereby judge the functional quality of circuit board under test, allow packing to dispatch from the factory then.No matter be the circuit board that passes through of test, still bad plate all can produce the test report of this plate after test finishes and deposits to the data processing main frame, has realized the trackability of product test.Careful design proposal, good test equipment has guaranteed the quality of product to have given the answer of customer satisfaction.
Description of drawings
Fig. 1 is the utility model principle of work synoptic diagram.
Embodiment
The utility model is elaborated with instantiation below in conjunction with accompanying drawing.
A kind of circuit board automatic test device as shown in Figure 1, it connects circuit board under test respectively by a power module, a signal generating source, a motor.Power module is used to produce and simulate the various voltages under the circuit board under test operate as normal; What signal generating source adopted is the 33220A signal source that Agilent company produces, and is used to simulate circuit board under test required pumping signal under operate as normal; What motor adopted is the input of 110V voltage, is used to simulate and analyze the simulate signal that circuit board under test produces under operate as normal.After starting main control computer, can source and power module, motor take place by GPIB mouth control signal and simulate pumping signal and load under the circuit board under test normal operating conditions.Circuit board under test transfers to a data processor at the signal that produces under the above-mentioned simulation system behind a data acquisition unit and an oscillograph.What described data acquisition unit adopted is the 34970A model data device that Agilent company produces, and is used to gather the various signals that circuit board under test produces and feeds back to data processor under simulation system; What described oscillograph adopted is the oscillograph that Imtech produces, and is to be used for the simulate signal that analysis to measure simulation circuit board under test is produced under operate as normal, it is characterized by bandwidth 60MHZ, 4 passages.GPIB control signal collector and oscillograph are gathered the various voltage and current signals that circuit board under test produced, and feed back to the data processing main frame by integrated Circuits System.Described data processing main frame, employing be commercial main frame, it is characterized in that having the expansion card of GPIB.The implanted testing software that writes in advance in system.The parameter value that can realize various signals that circuit board under test is produced under emulation mode carries out discriminatory analysis.Its judged result is as circuit board under test better function and bad the most direct, topmost basis for estimation.
Claims (1)
1. circuit board automatic test device, be characterised in that: it connects circuit board under test respectively by a power module, a signal generating source, a motor, power module is used to produce and simulate the various voltages under the circuit board under test operate as normal, signal generating source is used to simulate circuit board under test required pumping signal under operate as normal, and motor is used to simulate and analyze the simulate signal that circuit board under test produces under operate as normal; Circuit board under test transfers to a data processor at the signal that produces under the above-mentioned simulation system behind a data acquisition unit and an oscillograph, described data acquisition unit is used to gather the various signals that circuit board under test produces and feeds back to data processor under simulation system, oscillograph is used for the simulate signal that analysis to measure simulation circuit board under test produced and feeds back to data processor under operate as normal; Described data processing main frame has the expansion card of GPIB, and the implanted testing software that writes in advance in system realizes that the parameter value of various signals that circuit board under test is produced carries out discriminatory analysis under emulation mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920138694XU CN201489085U (en) | 2009-06-05 | 2009-06-05 | Automated testing device of circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920138694XU CN201489085U (en) | 2009-06-05 | 2009-06-05 | Automated testing device of circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201489085U true CN201489085U (en) | 2010-05-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920138694XU Expired - Fee Related CN201489085U (en) | 2009-06-05 | 2009-06-05 | Automated testing device of circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201489085U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830344A (en) * | 2012-09-07 | 2012-12-19 | 利华科技(苏州)有限公司 | System and method for automatically testing function of circuit board |
| CN104502656A (en) * | 2014-11-28 | 2015-04-08 | 欧朗科技（苏州）有限公司 | Device for automatically controlling oscilloscope to measure waveform, frequency, phase and voltage |
| CN105093001A (en) * | 2014-05-20 | 2015-11-25 | 中芯国际集成电路制造(上海)有限公司 | Automatic analysis test system for characteristics of high-speed PLL and clock chip |
| CN109381786A (en) * | 2018-09-10 | 2019-02-26 | 清华大学 | Intersect the system of electric pulse performance for detecting implantation medical equipment |
| CN110646679A (en) * | 2018-06-26 | 2020-01-03 | 深圳光峰科技股份有限公司 | Detection method and detection system for laser driving |
-
2009
- 2009-06-05 CN CN200920138694XU patent/CN201489085U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830344A (en) * | 2012-09-07 | 2012-12-19 | 利华科技(苏州)有限公司 | System and method for automatically testing function of circuit board |
| CN105093001A (en) * | 2014-05-20 | 2015-11-25 | 中芯国际集成电路制造(上海)有限公司 | Automatic analysis test system for characteristics of high-speed PLL and clock chip |
| CN104502656A (en) * | 2014-11-28 | 2015-04-08 | 欧朗科技（苏州）有限公司 | Device for automatically controlling oscilloscope to measure waveform, frequency, phase and voltage |
| CN110646679A (en) * | 2018-06-26 | 2020-01-03 | 深圳光峰科技股份有限公司 | Detection method and detection system for laser driving |
| CN110646679B (en) * | 2018-06-26 | 2022-04-15 | 深圳光峰科技股份有限公司 | Detection method and detection system for laser driving |
| CN109381786A (en) * | 2018-09-10 | 2019-02-26 | 清华大学 | Intersect the system of electric pulse performance for detecting implantation medical equipment |
| CN109381786B (en) * | 2018-09-10 | 2023-10-31 | 清华大学 | System for detecting cross electrical pulse performance of implantable medical devices |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20140605 |