CN102495240A - 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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- CN102495240A CN102495240A CN2011104018068A CN201110401806A CN102495240A CN 102495240 A CN102495240 A CN 102495240A CN 2011104018068 A CN2011104018068 A CN 2011104018068A CN 201110401806 A CN201110401806 A CN 201110401806A CN 102495240 A CN102495240 A CN 102495240A
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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 product printed circuit board test device and method of testing.
Background technology
In battery management system, finished product printed circuit board (being called for short PCBA) all will be done calibration testing before installing.In most cases, calibration and test are often accomplished through 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 ", and it is used to test the PCBA of vehicle-mounted digital television, carries out the functional test to PCBA through the test point of probe contact PCBA; But have following weak point: probe is loosening easily; Possibly 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
In order to overcome the above-mentioned defective that prior art exists, it is a kind of simple to operate that the present invention provides, high efficiency, finished product printed circuit board test device and method of testing that the accurate testing degree is high.
Technical scheme of the present invention is:
Finished product printed circuit board test device comprises computer PC, connector, programmable direct supply and test box; Connector is located at the test chassis upper surface, and connector is made up of left end connector and right-hand member connector two parts, and connector is provided with communication interface; And link to each other with connecting rod; Be provided with the PCBA plate of using as testing tool in the test box, PCBA board communications port is connected with the communication interface of connector through connection in the test box, and computer PC is connected with PCBA plate in the test box with the programmable direct supply respectively; Computer PC also is connected with CAN connection in the left end connector through the CAN communication interface, and the interior PCBA plate of test box is connected with the programmable direct supply.
Computer PC is used for sending PCBA plate and the programmable direct supply that test box is given in order, again from the CAN communication interface sense data of left end connector and show measurement result;
Test chassis is used for loading test box and PCBA plate to be tested;
The programmable direct supply is to be used for accurate calibration voltage and test voltage to PCBA plate to be tested being provided;
Connector is used for fixing PCBA plate to be tested, and conveying and output order, reads, calibrates and test the temperature and the voltage of PCBA plate to be tested.
The PCBA plate is provided with the programmable potentiometer in the said test box, be used for accurate resistance value being provided to PCBA plate to be tested, thus analog calibration and the temperature parameter of testing PCBA plate to be tested;
The PCBA plate is provided with relay array in the said test box, is used to switch the voltage channel of PCBA plate to be tested, is used for calibrating and testing the voltage of PCBA plate to be tested;
The PCBA plate is provided with CAN RS 232 interface in the said test box, and the PCBA plate is connected with the communication interface of connector via connection through this interface in the test box, 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 the said test chassis is provided with spring, and spring one end is fixed on the test chassis, and the other end is connected with PCBA plate to be tested when finished product printed circuit board test device is worked.
Also be provided with power knob, start button and stop button on the said 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 synoptic diagram;
Fig. 3 is test chassis of the present invention, PCBA plate to be tested and connector one package structual synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing the present invention is described further.
With reference to accompanying drawing; 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, and connector 3 is made up of left end connector 6 and right-hand member connector 7 two parts, and connector 3 is provided with communication interface 8; And link to each other with connecting rod 9; Be provided with the PCBA plate of using as testing tool 10 in the test box 4, PCBA plate 10 COM1s are connected with the communication interface of connector 3 through connection in the test box, computer PC1 respectively with programmable direct supply 2, test box in PCBA plate 10 be connected; Computer PC1 also is connected with CAN connection in the left end connector through CAN communication interface 13, and the PCBA plate 10 in the test box is connected with programmable direct supply 2.
Computer PC1 is used for sending the PCBA plate 10 and programmable direct supply that test box is given in order, again from CAN communication interface 13 sense datas of left end connector 6 and show measurement result;
Programmable direct supply 2 is to be used for accurate calibration voltage and test voltage to PCBA plate 11 to be tested being provided;
PCBA plate 10 is provided with the programmable potentiometer in the said test box, is used for accurate resistance value to PCBA plate 11 to be tested being provided, and is used for calibrating and testing the temperature of PCBA plate 11 to be tested;
PCBA plate 10 is provided with CAN RS 232 interface in the said test box; PCBA plate 10 is connected with the communication interface 8 of connector via connection through this interface in the test box; Be used for carrying out communication, and read voltage, the temperature of PCBA plate 11 to be tested with PCBA plate to be tested 11.
The side that right-hand member connector 7 is installed on the said test chassis 5 is provided with spring 12, and spring 12 1 ends are fixed on the test chassis 5, and the other end contacts with PCBA plate 11 to be tested when finished product printed circuit board test device is worked.
Also be provided with power knob 14, start button 15 and stop button 16 on the said test chassis.
The method of using finished product printed circuit board test device of the present invention that the finished product printed circuit board is tested is following: 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, and press power knob 14, promote connecting rod 9; Press start button 15 again; Connector 3 is pushed on the 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 realization data upload; Connector communication interface 8 is connected with test box 4 interior PCBA plate 10 COM1s through connection; Computer PC1 sends instruction to programmable direct supply 2; The PCBA plate 10 of programmable direct supply 2 in test box 4 provides a test voltage, through the relay array on the PCBA plate 10 in the test box 4 voltage on the PCBA plate 11 to be tested calibrated; Programmable potentiometer on the PCBA plate 10 in the test box 4 is calibrated the temperature on the PCBA plate 11 to be tested; After having calibrated, press stop button 16, outwards spur connecting rod 9, connector 3 separates with PCBA plate 11 to be tested, and through the effect of spring 12 PCBA plate to be tested 11 is released, and takes out PCBA plate 11 to be tested.
Claims (5)
1. finished product printed circuit board test device; It is characterized in that comprise computer PC, test chassis, programmable direct supply and test box, the test chassis upper surface is provided with connector; Connector is made up of left end connector and right-hand member connector two parts; Connector is provided with communication interface, and the left end connector links to each other with connecting rod, is provided with the finished product printed circuit board of using as testing tool in the test box; Finished product printed circuit board COM1 is connected with the communication interface of connector through connection in the test box; Computer PC respectively with programmable direct supply and test box in the finished product printed circuit board be connected, computer PC also is connected with CAN connection in the left end connector through the CAN communication interface, the interior finished product printed circuit board of test box is connected with the programmable direct supply.
2. finished product printed circuit board test device according to claim 1; It is characterized in that; The finished product printed circuit board is provided with the programmable potentiometer that is used for providing accurate resistance value to finished product printed circuit board to be measured in the said test box, also is provided with the relay array of the voltage channel that is used to switch finished product printed circuit board to be measured in the test box on the finished product printed circuit board.
3. finished product printed circuit board test device according to claim 1 and 2; It is characterized in that; The finished product printed circuit board is provided with CAN RS 232 interface in the said test box, and the finished product printed circuit board is connected with the communication interface of connector via connection through this interface in the test box.
4. finished product printed circuit board test device according to claim 1 and 2 is characterized in that the side that the right-hand member connector is installed on the said test chassis is provided with spring, and spring one end is fixed on the test chassis.
5. method of utilizing finished product printed circuit board test device that the finished product printed circuit board is tested; It is characterized in that; Adjust the position of finished product printed circuit board to be tested, finished product printed circuit board to be tested is placed on the connector of test chassis, and make finished product printed circuit plate interface to be tested corresponding with the communication interface of connector; Promote connecting rod; Connector is pushed on the finished product printed circuit board to be tested, finished product printed circuit board to be tested and connector communication interface are connected fully, be used for to finished product printed circuit board power supply to be tested and realization data upload; The connector communication interface is connected with the interior finished product printed circuit board COM1 of test box through connection; Computer PC sends instruction to the programmable direct supply; The finished product printed circuit board of programmable direct supply in test box provides a test voltage, through the relay array on the finished product printed circuit board in the test box voltage on the finished product printed circuit board to be tested calibrated; Programmable potentiometer on the finished product printed circuit board in the test box is calibrated the temperature on the finished product printed circuit board to be tested; After having calibrated, outwards spur connecting rod, connector separates with finished product printed circuit board to be tested, and through the effect of spring finished product printed circuit board to be tested is released, and takes out finished product printed circuit board to be tested.
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 true CN102495240A (en) | 2012-06-13 |
| CN102495240B CN102495240B (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110401806 Active CN102495240B (en) | 2011-12-07 | 2011-12-07 | Testing device and testing method for finished printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102495240B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998590A (en) * | 2012-12-07 | 2013-03-27 | 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 |
| CN111308324A (en) * | 2020-04-01 | 2020-06-19 | 芜湖利远电子技术有限公司 | Integrated circuit test equipment |
Citations (4)
| 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 |
| US20100280813A1 (en) * | 2009-04-30 | 2010-11-04 | Gm Global Technology Operations, Inc. | Portable usb power mode simulator tool |
-
2011
- 2011-12-07 CN CN 201110401806 patent/CN102495240B/en active Active
Patent Citations (4)
| 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 |
| US20100280813A1 (en) * | 2009-04-30 | 2010-11-04 | Gm Global Technology Operations, Inc. | Portable usb power mode simulator tool |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102998590A (en) * | 2012-12-07 | 2013-03-27 | 广东欧珀移动通信有限公司 | Connector detecting device and connector detecting method |
| 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 |
| CN111308324A (en) * | 2020-04-01 | 2020-06-19 | 芜湖利远电子技术有限公司 | Integrated circuit test equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102495240B (en) | 2013-11-06 |
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