CN110174884A - The test device and its application method of automobile power back door electronic control unit - Google Patents
The test device and its application method of automobile power back door electronic control unit Download PDFInfo
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- CN110174884A CN110174884A CN201910472587.9A CN201910472587A CN110174884A CN 110174884 A CN110174884 A CN 110174884A CN 201910472587 A CN201910472587 A CN 201910472587A CN 110174884 A CN110174884 A CN 110174884A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The present invention relates to the inspection of control system or its component or monitoring field, the specially a kind of test devices and its application method of automobile power back door electronic control unit.A kind of test device of automobile power back door electronic control unit, including test fixture (1), product to be tested (2) are equipped in test fixture (1), it is characterized in that: further including multimeter (3), number switching board (4), industrial personal computer (5), oscillograph (6), laser marking machine (7) and programmable power supply (8), multimeter (3) are equipped in test fixture (1), the input end of analog signal of multimeter (3) connects product to be tested (2), multimeter (3) switches board (4) connection industrial personal computer (5) by number, industrial personal computer (5) is also separately connected oscillograph (6) and laser marking machine (7) by signal wire.High production efficiency of the present invention is examined accurate.
Description
Technical field
The present invention relates to the inspection of control system or its component or monitoring field, specially a kind of automobile power back door electronics
The test device and its application method of control unit.
Background technique
Automobile power back door electronic control unit, i.e. End of line, abbreviation EOL are also final inspection, have test electronics
The function of control unit, for configuration information to be written in electronic control unit product.Due to the function of electronic control unit product
Can be complicated, corresponding write step is also cumbersome, reduces production efficiency.
Summary of the invention
In order to overcome the drawbacks of the prior art, a kind of high production efficiency is provided, examines accurate test equipment, the present invention is public
The test device and its application method of a kind of automobile power back door electronic control unit are opened.
The present invention reaches goal of the invention by following technical solution:
A kind of test device of automobile power back door electronic control unit, including test fixture, test fixture is interior to be equipped with product to be tested,
It is characterized in that: further include multimeter, number switching board, industrial personal computer, oscillograph, laser marking machine and programmable power supply,
Multimeter is equipped in test fixture, the input end of analog signal of multimeter connects product to be tested, and the analog signal of multimeter is defeated
Outlet connects the input end of analog signal of digital switch boards card, and the digital signal output end of number switching board connects industrial personal computer,
Industrial personal computer also passes through signal wire and is separately connected oscillograph and laser marking machine, and the voltage output end of programmable power supply passes through conducting wire point
Product to be tested and industrial personal computer in other connecting test fixture.
The test device of the automobile power back door electronic control unit, it is characterized in that: further include CAN communication board,
The digital signal output end of number switching board connects industrial personal computer by CAN communication board, obtains industrial personal computer by CAN communication
The detection data of multimeter.
The application method of the test device of the automobile power back door electronic control unit, it is characterized in that: by following step
Suddenly successively implement:
1. product to be tested is put into test fixture, the signal end of product to be tested and power end is made to pass through signal wire and conducting wire company respectively
Connect the input end of analog signal of multimeter and the voltage output end of programmable power supply；
2. the analog-signal transitions for the product to be tested that multimeter measures for digital signal and are inputted industrial personal computer by number switching board,
The item number of industry control machine testing product to be tested exits test if item number is not complete；
3. continuing with the machine-readable date of manufacture version sequence number for taking product to be tested of industry control, as item number is complete such as date of manufacture version sequence
Row number is unqualified, exits test；
4. continuing voltage, electric current, the output waveform etc. of testing product to be tested with industrial personal computer as date of manufacture version sequence number is qualified
Parameter simultaneously exits test if parameter is unqualified by oscillograph real-time display；
5. as parameter is qualified continuing that information is written to make write-in test, if test failure is written to product to be tested with industrial personal computer
Exit test；
6. then stamping mark of conformity such as write-in test passes to product to be tested with laser marking machine, completing the test of product to be tested.
The application method of the test device of the automobile power back door electronic control unit, it is characterized in that: step 2.~
5. when,
Step 2. when, industrial personal computer pass through CAN communication detect product to be tested item number；
Step 3. when, industrial personal computer pass through CAN communication read product to be tested date of manufacture version sequence number；
Step 4. when, industrial personal computer by CAN communication test product to be tested voltage, electric current, the parameters such as output waveform；
Step 5. when, industrial personal computer by CAN communication to product to be tested be written information with make write-in test.
Automobile power back door electronic control unit production when, be broadly divided into patch (i.e. SMT), on-line testing (i.e. ICT),
Scoreboard, welding, assembly and final inspection test (i.e. EOL) this six processes.
Wherein, patch and on-line testing are all by the way of connecting plate, and the present invention can use two connecting plates, the efficiency of production
Relatively high, the rhythm of 2psc/panel makes the time of each access device that can assign to two panels plank, each plank
Elapsed time is considerably less.
Welding, assembly and final inspection test all use automation equipment, reduce manual operation, mention production efficiency significantly
Height, corresponding primary offline qualification rate and yield also improve.
The present invention, which is mainly combined test cell with upper computer software, realizes automatic test, testing time contracting
It is short.
Traditional software operation is all that Anshun sequence of line row executes step by step, and single thread executes.What the present invention used
Labview programming software, this language belong to parallel language, can at the same time in realize multithreading task execution, sufficiently
Performance modern computer CPU multithreading computing capability.
The present invention can be divided into four parts according to function, i.e., connector, signal processing and analysis system, power-supply system and
Peripheral equipment has a characteristic that the test method of optimization electronic module, it is ensured that the correct installation of electronic module detects document
Record, provides the stability and retrospective of electronic module.
The present invention has following function:
With motor vehicle module diagnostic function；
Software can visual test process, and determine and provide the test result of each step；
In test data storing data library, system data is safe and reliable；
Automatic laser marking after test passes.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the flow chart when present invention uses.
Specific embodiment
The present invention is further illustrated below by way of specific embodiment.
Embodiment 1
A kind of test device of automobile power back door electronic control unit, including test fixture 1, multimeter 3, number switching board
4, industrial personal computer 5, oscillograph 6, laser marking machine 7 and programmable power supply 8, as shown in Figure 1, specific structure is:
Product to be tested 2 and multimeter 3 are equipped in test fixture 1, the input end of analog signal of multimeter 3 connects product to be tested 2, multimeter
3 analog signal output connects the input end of analog signal of digital switch boards card 4, and the digital signal of number switching board 4 is defeated
Outlet connects industrial personal computer 5, and industrial personal computer 5 is also separately connected oscillograph 6 and laser marking machine 7 by signal wire, programmable power supply 8
Voltage output end is separately connected product to be tested 2 and industrial personal computer 5 in test fixture 1 by conducting wire.
The present embodiment further includes CAN communication board 9, and the digital signal output end of number switching board 4 passes through CAN communication plate
9 connection industrial personal computer 5 of card, makes industrial personal computer 5 obtain the detection data of multimeter 3 by CAN communication.
The present embodiment in use, as shown in Fig. 2, successively implement as follows:
1. product to be tested 2 is put into test fixture 1, the signal end of product to be tested 2 and power end is made to pass through signal wire and conducting wire respectively
Connect the input end of analog signal of multimeter 3 and the voltage output end of programmable power supply 8；
2. the analog-signal transitions for the product to be tested 2 that multimeter 3 measures are digital signal and input industry control by number switching board 4
Machine 5, industrial personal computer 5 exit test if item number is not complete by the item number that CAN communication detects product to be tested 9；
3. continuing the date of manufacture version sequence number for reading product to be tested 9 by CAN communication with industrial personal computer 5, such as item number is complete
Date of manufacture version sequence number is unqualified, exits test；
4. continuing voltage, the electricity of testing product to be tested 9 by CAN communication with industrial personal computer 5 as date of manufacture version sequence number is qualified
The parameters such as stream, output waveform simultaneously exit test if parameter is unqualified by 6 real-time display of oscillograph；
5. continuing that information is written to make write-in test to product to be tested 9 by CAN communication with industrial personal computer 5 as parameter is qualified, such as writing
Enter test failure and then exits test；
6. then stamping mark of conformity such as write-in test passes to product to be tested 2 with laser marking machine 7, completing the test of product to be tested 2.
Claims (4)
1. a kind of test device of automobile power back door electronic control unit, including test fixture (1), test fixture (1) is interior to be set
There are product to be tested (2), it is characterized in that: further including multimeter (3), number switching board (4), industrial personal computer (5), oscillograph (6), laser
Marking machine (7) and programmable power supply (8),
Multimeter (3) are equipped in test fixture (1), the input end of analog signal of multimeter (3) connects product to be tested (2), multimeter
(3) analog signal output connects the input end of analog signal of digital switch boards card (4), the number of number switching board (4)
Signal output end connects industrial personal computer (5), and industrial personal computer (5) is also separately connected oscillograph (6) and laser marking machine by signal wire
(7), the voltage output end of programmable power supply (8) is separately connected product to be tested (2) and industrial personal computer in test fixture (1) by conducting wire
(5)。
2. the test device of automobile power back door electronic control unit as described in claim 1, it is characterized in that: further including CAN
Communication Card (9), the digital signal output end of number switching board (4) are made by CAN communication board (9) connection industrial personal computer (5)
Industrial personal computer (5) obtains the detection data of multimeter (3) by CAN communication.
3. the application method of the test device of automobile power back door electronic control unit as described in claim 1, it is characterized in that:
Successively implement as follows:
1. product to be tested (2) is put into test fixture (1), the signal end of product to be tested (2) and power end is made to pass through signal wire respectively
The input end of analog signal of multimeter (3) and the voltage output end of programmable power supply (8) are connected with conducting wire；
2. the analog-signal transitions of product to be tested (2) that number switching board (4) measures multimeter (3) are digital signal and defeated
Enter industrial personal computer (5), the item number of industrial personal computer (5) detection product to be tested (9) exits test if item number is not complete；
3. continuing the date of manufacture version sequence number for reading product to be tested (9) with industrial personal computer (5), such as date of manufacture as item number is complete
Version sequence number is unqualified, exits test；
4. continuing voltage, the electric current, output with industrial personal computer (5) test product to be tested (9) as date of manufacture version sequence number is qualified
Waveform parameter simultaneously exits test if parameter is unqualified by oscillograph (6) real-time display；
5. continuing that information is written to product to be tested (9) with industrial personal computer (5) to make write-in test, such as write-in test not as parameter is qualified
It is qualified then exit test；
6. then stamping mark of conformity such as write-in test passes to product to be tested (2) with laser marking machine (7), completing product to be tested (2)
Test.
4. the application method of the test device of automobile power back door electronic control unit as claimed in claim 3, it is characterized in that:
Step 2.~5. when,
Step 2. when, industrial personal computer (5) pass through CAN communication detection product to be tested (9) item number；
Step 3. when, industrial personal computer (5) pass through CAN communication read product to be tested (9) date of manufacture version sequence number；
Step 4. when, industrial personal computer (5) by CAN communication test product to be tested (9) voltage, electric current, the parameters such as output waveform；
Step 5. when, industrial personal computer (5) by CAN communication to product to be tested (9) be written information with make write-in test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472587.9A CN110174884A (en) | 2019-05-31 | 2019-05-31 | The test device and its application method of automobile power back door electronic control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910472587.9A CN110174884A (en) | 2019-05-31 | 2019-05-31 | The test device and its application method of automobile power back door electronic control unit |
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| CN110174884A true CN110174884A (en) | 2019-08-27 |
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| CN201910472587.9A Pending CN110174884A (en) | 2019-05-31 | 2019-05-31 | The test device and its application method of automobile power back door electronic control unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521892A (en) * | 2020-03-18 | 2020-08-11 | 江铃汽车股份有限公司 | EMC (electro magnetic compatibility) test method for electric tail gate control system |
| CN112327803A (en) * | 2020-10-29 | 2021-02-05 | 深圳市道通科技股份有限公司 | Calibration system and method for automobile diagnosis equipment |
| CN112578767A (en) * | 2020-12-03 | 2021-03-30 | 斯比泰电子（嘉兴）有限公司 | Quick check out test set of electronic tail-gate control unit of car |
| CN112798939A (en) * | 2021-02-05 | 2021-05-14 | 开迈斯新能源科技有限公司 | Testing device |
| CN113093698A (en) * | 2021-03-29 | 2021-07-09 | 一汽奔腾轿车有限公司 | Automobile trunk kick controller test system and control method thereof |
| CN113741386A (en) * | 2021-07-29 | 2021-12-03 | 东风电驱动系统有限公司 | Automatic program writing and function detection device and method for circuit board of vehicle control unit |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521892A (en) * | 2020-03-18 | 2020-08-11 | 江铃汽车股份有限公司 | EMC (electro magnetic compatibility) test method for electric tail gate control system |
| CN112327803A (en) * | 2020-10-29 | 2021-02-05 | 深圳市道通科技股份有限公司 | Calibration system and method for automobile diagnosis equipment |
| CN112578767A (en) * | 2020-12-03 | 2021-03-30 | 斯比泰电子（嘉兴）有限公司 | Quick check out test set of electronic tail-gate control unit of car |
| CN112798939A (en) * | 2021-02-05 | 2021-05-14 | 开迈斯新能源科技有限公司 | Testing device |
| CN112798939B (en) * | 2021-02-05 | 2023-09-05 | 开迈斯新能源科技有限公司 | Testing device |
| CN113093698A (en) * | 2021-03-29 | 2021-07-09 | 一汽奔腾轿车有限公司 | Automobile trunk kick controller test system and control method thereof |
| CN113741386A (en) * | 2021-07-29 | 2021-12-03 | 东风电驱动系统有限公司 | Automatic program writing and function detection device and method for circuit board of vehicle control unit |
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Application publication date: 20190827 |
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| RJ01 | Rejection of invention patent application after publication |