CN102495240B - Testing device and testing method for finished printed circuit board - Google Patents
Testing device and testing method for finished printed circuit board Download PDFInfo
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- CN102495240B CN102495240B CN 201110401806 CN201110401806A CN102495240B CN 102495240 B CN102495240 B CN 102495240B CN 201110401806 CN201110401806 CN 201110401806 CN 201110401806 A CN201110401806 A CN 201110401806A CN 102495240 B CN102495240 B CN 102495240B
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Abstract
The invention relates to a testing device and a testing method for a finished printed circuit board. The testing device comprises a computer PC (personal computer), a testing rack, a programmable direct-current power supply and a testing box, the upper end face of the testing rack is provided with a connector, the connector comprises a left end connector and a right end connector, the left end connector is provided with a communication interface and is connected with a connecting rod, the testing box is internally provided with a PCBA (printed circuit board assembly) board used as a testing tool, the communication port of the PCBA board in the testing box is connected with the communication interface of the connector through a communication wire, the computer PC is respectively connected with the programmable direct-current power supply and the PCBA board in the testing box and is also connected with a CAN (controller area network) communication wire in the left end connector through a CAN communication interface, and the PCBA board in the testing box is connected with the programmable direct-current power supply. The invention also provides a testing method for the finished printed circuit board. The device has a simple and compact structure, high working efficiency and high testing accuracy, and can be operated easily, and the automated control can be easily realized.
Description
Technical field
The present invention relates to a kind of finished printed circuit board proving installation and method of testing.
Background technology
In battery management system, finished printed circuit board (being called for short PCBA) all will be done calibration testing before installing.In most cases, calibration and test are often completed by manual operation, complicated operation, and inefficiency, and also calibration accuracy is not good enough.
Patent 200820134852.X discloses " a kind of instrument of testing printed circuit board assembling ", it is used for the PCBA of test vehicle-mounted digital television, the test point that contacts PCBA by probe is carried out the functional test to PCBA, but have following weak point: probe is easily loosening, may cause mistake to be surveyed, be difficult to fix, serviceable life is short, the scope of application is less, is difficult for promoting.
Summary of the invention
The defects that exists in order to overcome prior art, the invention provides a kind of simple to operate, high efficiency, finished printed circuit board proving installation and method of testing that the accurate testing degree is high.
Technical scheme of the present invention is:
the finished printed circuit board proving installation comprises computer PC, connector, programmable direct supply and test box, connector is located at the test chassis upper surface, connector is comprised of left end connector and right-hand member connector two parts, connector is provided with communication interface, and be connected with connecting rod, be provided with the PCBA plate of using as testing tool in test box, in test box, PCBA board communications port is connected with the communication interface of connector by connection, computer PC is connected with the PCBA plate that the programmable direct supply is connected with test box respectively, computer PC also is connected with CAN connection in the left end connector by the CAN communication interface, in test box, the PCBA plate is connected with the programmable direct supply.
Computer PC be used for to send order to PCBA plate and the programmable direct supply of test box, then from CAN communication interface sense data and the display measurement result of left end connector;
Test chassis is used for loading test box and PCBA plate to be tested;
The programmable direct supply is for providing accurate calibration voltage and test voltage to PCBA plate to be tested;
Connector is used for fixing PCBA plate to be tested, and conveying and output order, reads, calibrates and test temperature and the voltage of PCBA plate to be tested.
In described test box, the PCBA plate is provided with the programmable potentiometer, and being used for provides accurate resistance value to PCBA plate to be tested, thus analog calibration and the temperature parameter of testing PCBA plate to be tested;
In described test box, the PCBA plate is provided with relay array, is used for switching the voltage channel of PCBA plate to be tested, is used for calibrating and testing the voltage of PCBA plate to be tested;
In described test box, the PCBA plate is provided with CAN RS 232 interface, and in test box, the PCBA plate is connected with the communication interface of connector via connection by this interface, is used for carrying out communication with PCBA plate to be tested, and reads voltage, the temperature of PCBA plate to be tested.
The side that the right-hand member connector is installed on described test chassis is provided with spring, and spring one end is fixed on test chassis, and the other end is connected with PCBA plate to be tested when the finished printed circuit board proving installation is worked.
Also be provided with power knob, start button and stop button on described test chassis.
Apparatus of the present invention are simple in structure, compact, and are easy and simple to handle, high efficiency, and the accurate testing degree is high, can avoid manually operated complicated processes, and automaticity is high, and long service life is applied widely.
Description of drawings
Fig. 1 is the structured flowchart of one embodiment of the invention;
Fig. 2 is test chassis of the present invention, PCBA plate to be tested and connector device distribution structure schematic diagram;
Fig. 3 is test chassis of the present invention, PCBA plate to be tested and connector one package structual schematic diagram.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
with reference to accompanying drawing, the present embodiment comprises computer PC1, programmable direct supply 2, connector 3 and test box 4, connector 3 is located at test chassis 5 upper surfaces, connector 3 is comprised of left end connector 6 and right-hand member connector 7 two parts, connector 3 is provided with communication interface 8, and be connected with connecting rod 9, be provided with the PCBA plate 10 of using as testing tool in test box 4, in test box, PCBA plate 10 communication port are connected by the communication interface of connection with connector 3, computer PC1 respectively with programmable direct supply 2, PCBA plate 10 in test box connects, computer PC1 also is connected with CAN connection in the left end connector by CAN communication interface 13, PCBA plate 10 in test box is connected with programmable direct supply 2.
Computer PC1 be used for to send order to PCBA plate 10 and the programmable direct supply of test box, then from CAN communication interface 13 sense datas and the display measurement result of left end connector 6;
Programmable direct supply 2 is for providing accurate calibration voltage and test voltage to PCBA plate 11 to be tested;
In described test box, PCBA plate 10 is provided with the programmable potentiometer, and being used for provides accurate resistance value to PCBA plate 11 to be tested, is used for calibrating and testing the temperature of PCBA plate 11 to be tested;
In described test box, PCBA plate 10 is provided with relay array, is used for switching the voltage channel of PCBA plate 11 to be tested, is used for calibrating and testing the voltage of PCBA plate to be tested;
In described test box, PCBA plate 10 is provided with CAN RS 232 interface, in test box, PCBA plate 10 is connected with the communication interface 8 of connector via connection by this interface, be used for carrying out communication with PCBA plate 11 to be tested, and read voltage, the temperature of PCBA plate 11 to be tested.
The side that right-hand member connector 7 is installed on described test chassis 5 is provided with spring 12, and spring 12 1 ends are fixed on test chassis 5, and the other end contacts with PCBA plate 11 to be tested when the finished printed circuit board proving installation is worked.
Also be provided with power knob 14, start button 15 and stop button 16 on described test chassis.
the method of using finished printed circuit board proving installation of the present invention that finished printed circuit board is tested is as follows: the position of adjusting PCBA plate 11 to be tested, PCBA plate 11 to be tested is placed on the connector 3 of test chassis 5, and make PCBA plate 11 interfaces to be tested corresponding with the communication interface 8 of connector 3, press power knob 14, promote connecting rod 9, press again start button 15, connector 3 is pushed on PCBA plate 11 to be tested, PCBA plate to be tested 11 and connector 3 communication interfaces 8 are connected, be used for to PCBA plate to be tested 11 power supplies and realize data upload, connector communication interface 8 is connected by interior PCBA plate 10 communication port of connection and test box 4, computer PC1 sends instruction to programmable direct supply 2, programmable direct supply 2 provides a test voltage to the PCBA plate 10 in test box 4, by the relay array on the PCBA plate 10 in test box 4, the voltage on PCBA plate 11 to be tested is calibrated, programmable potentiometer on PCBA plate 10 in test box 4 is calibrated the temperature on PCBA plate 11 to be tested, after having calibrated, press stop button 16, pull out connecting rod 9, connector 3 separates with PCBA plate 11 to be tested, and the effect by spring 12 will PCBA plate to be tested 11 releases, take out PCBA plate 11 to be tested.
Claims (2)
1. method of utilizing the finished printed circuit board proving installation that finished printed circuit board is tested, described finished printed circuit board proving installation comprises computer PC, test chassis, programmable direct supply and test box, the test chassis upper surface is provided with connector, connector is comprised of left end connector and right-hand member connector two parts, connector is provided with communication interface, the left end connector is connected with connecting rod, be provided with the finished printed circuit board of using as testing tool in test box, in test box, the finished printed circuit board communication port is connected with the communication interface of connector by connection, computer PC is connected respectively finished printed circuit board and is connected with test box with the programmable direct supply, computer PC also is connected with CAN connection in the left end connector by the CAN communication interface, in test box, finished printed circuit board is connected with the programmable direct supply,
In described test box, finished printed circuit board is provided with for the programmable potentiometer of accurate resistance value is provided to finished printed circuit board to be measured, also is provided with the relay array be used to the voltage channel that switches finished printed circuit board to be measured in test box on finished printed circuit board;
The side that the right-hand member connector is installed on described test chassis is provided with spring, and spring one end is fixed on test chassis;
it is characterized in that, the described method of utilizing the finished printed circuit board proving installation that finished printed circuit board is tested, step is as follows: the position of adjusting finished printed circuit board to be tested, finished printed circuit board to be tested is placed on the connector of test chassis, and make finished printed circuit board interface to be tested corresponding with the communication interface of connector, promote connecting rod, connector is pushed on finished printed circuit board to be tested, finished printed circuit board to be tested and connector communication interface are connected fully, be used for to finished printed circuit board power supply to be tested and realize data upload, the connector communication interface is connected with finished printed circuit board communication port in test box by connection, computer PC sends instruction to the programmable direct supply, the programmable direct supply provides a test voltage to the finished printed circuit board in test box, by the relay array on the finished printed circuit board in test box, the voltage on finished printed circuit board to be tested is calibrated, programmable potentiometer on finished printed circuit board in test box is calibrated the temperature on finished printed circuit board to be tested, after having calibrated, pull out connecting rod, connector separates with finished printed circuit board to be tested, and by the finished printed circuit board release that the effect of spring will be to be tested, takes out finished printed circuit board to be tested.
2. the method for utilizing the finished printed circuit board proving installation that finished printed circuit board is tested according to claim 1, it is characterized in that, in described test box, finished printed circuit board is provided with CAN RS 232 interface, and in test box, finished printed circuit board is connected with the communication interface of connector via connection by this interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110401806 CN102495240B (en) | 2011-12-07 | 2011-12-07 | Testing device and testing method for finished printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110401806 CN102495240B (en) | 2011-12-07 | 2011-12-07 | Testing device and testing method for finished printed circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102495240A CN102495240A (en) | 2012-06-13 |
| CN102495240B true CN102495240B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110401806 Active CN102495240B (en) | 2011-12-07 | 2011-12-07 | Testing device and testing method for finished printed circuit board |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998590B (en) * | 2012-12-07 | 2015-04-08 | 广东欧珀移动通信有限公司 | Connector detecting device and connector detecting method |
| CN104502746A (en) * | 2014-11-28 | 2015-04-08 | 欧朗科技（苏州）有限公司 | Device for automatically detecting PCBA |
| CN105137319A (en) * | 2015-08-11 | 2015-12-09 | 成都思邦力克科技有限公司 | Accelerometer circuit board testing terminal |
| CN111308324B (en) * | 2020-04-01 | 2022-03-25 | 北京京瀚禹电子工程技术有限公司 | Integrated circuit test equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2716834Y (en) * | 2003-12-24 | 2005-08-10 | 华为技术有限公司 | A fixture |
| CN1755374A (en) * | 2004-09-28 | 2006-04-05 | 华硕电脑股份有限公司 | Circuit board testing jig |
| CN101221210A (en) * | 2007-11-30 | 2008-07-16 | 华南理工大学 | Automatic testing and emendation system and method for finished circuit board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8150671B2 (en) * | 2009-04-30 | 2012-04-03 | GM Global Technology Operations LLC | Portable USB power mode simulator tool |
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2011
- 2011-12-07 CN CN 201110401806 patent/CN102495240B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2716834Y (en) * | 2003-12-24 | 2005-08-10 | 华为技术有限公司 | A fixture |
| CN1755374A (en) * | 2004-09-28 | 2006-04-05 | 华硕电脑股份有限公司 | Circuit board testing jig |
| CN101221210A (en) * | 2007-11-30 | 2008-07-16 | 华南理工大学 | Automatic testing and emendation system and method for finished circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102495240A (en) | 2012-06-13 |
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