CN102279598A - Device used for batch detection on automobile electronic control module - Google Patents
Device used for batch detection on automobile electronic control module Download PDFInfo
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- CN102279598A CN102279598A CN 201110146795 CN201110146795A CN102279598A CN 102279598 A CN102279598 A CN 102279598A CN 201110146795 CN201110146795 CN 201110146795 CN 201110146795 A CN201110146795 A CN 201110146795A CN 102279598 A CN102279598 A CN 102279598A
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Abstract
The invention discloses a device used for batch detection on an automobile electronic control module, wherein an industrial control computer (IPC) is provided with three bus slots BUS1, BUS2 and BUS3; an analog/digital (A/D) conversion data acquisition card is provided with 16 input ends AI0-AI15 which are connected with the output end (OUT) of the electronic control module (EP) respectively, and connected with the industrial control computer (IPC) through the bus slot BUS1; a digital quantity input/output (I/O) card is provided with 16 input ends and 16 output ends DI/00-DI/31 which are connected with the control end (CON) of the electronic control module (EP), and connected with the IPC through the bus slot BUS2; and the analog/digital (A/D) conversion data acquisition card is provided with 4 output ends A00-A03 which are connected with the input end (IN) of the electronic control module (EP) respectively, and connected with the IPC through the bus slot BUS3.
Description
Technical field
The invention belongs to technical field of automobile parts, particularly a kind of batch detection device that is used for the Vehicle Electronic Control module.
Background technology
Along with the develop rapidly of electronic technology, increasing machine control unit is substituted by electronic-controlled installation on the automobile, for example the rearview mirror switch in the vehicle switch, window lifting switch; Flasher in the body electronics, wiper, cooling fan controller; E-Gas control in the motor car engine or the like all comprises a large amount of electronic control modules.So how to tackle in R﹠D process a large amount of new products that occur, to accelerate new product and move towards the speed in market from research and development, proving installation is absolutely necessary, and also is the problem that must will solve at once.
To the test of electronic control module as shown in Figure 1, its operating process was as follows: at first by operating personnel " standardized product data-logical model " is input to the one chip microcomputer CPU internal memory from the PC control line by keyboard KB in the past; One chip microcomputer CPU transmits control signal to the input end of electronic control module EP by D/A and PB control line, and one chip microcomputer CPU carries out real-time data acquisition by the output terminal of A/D control pair electronic control module EP simultaneously; The data of coming in are carried out computing to one chip microcomputer CPU, the processing back compares with " standardized product data-logical model " with gathering: be consistent as qualified processing, inconsistent as defective processing, and show test results on LCDs LCM by the PA control line.
There are several problems in proving installation as shown in Figure 1:
1. the hardware resource of one chip microcomputer is limited, can not place a plurality of test procedures in a tester, so can only a machine special use can not realize a tractor serves several purposes;
2. operating system design complexity is because adopt low-level language, as assembly language, C language, so the construction cycle is long;
3. memory source is limited, can not store historical test data, so can not be implemented in the subsidiary function in the new-product development process: the data that design proposal changed front and back are analyzed contrast; Squiggle to the new product output terminal shows; Catch the dynamic characteristic etc. of the slight change of new product output terminal;
Summary of the invention
The purpose of this invention is to provide a kind of batch detection device that is used for the Vehicle Electronic Control module, can't adapt to detection requirement for the module of Vehicle Electronic Control flexibly of many batches to solve existing pick-up unit.
Technical scheme of the present invention is that a kind of batch detection device that is used for the Vehicle Electronic Control module comprises industrial control computer IPC, mould/number conversion data collecting card A/D, D/A switch data collecting card D/A and digital quantity input/output cards I/O;
Wherein, industrial control computer IPC has three bus slot BUS1, BUS2 and BUS3;
Mould/number conversion data collecting card A/D has 16 input end AI0～15, is connected with the output terminal OUT of electronic control module EP respectively, and is connected with industrial control computer IPC by bus slot SUB1;
Digital quantity input/output cards I/O has 16 input ends to be connected with the control end CON of electronic control module EP respectively with 16 output terminal DI/00～31, and is connected with industrial control computer IPC by bus slot SUB2;
D/A switch data collecting card D/A has 4 output terminals A 00～3 to be connected with the input end IN of electronic control module EP respectively, and is connected with industrial control computer IPC by bus slot SUB3;
The job step of described batch detection device comprises:
Step 1 is set up master pattern, promptly sets up standardized product data-logical model in industrial control computer IPC;
Step 2, data acquisition, promptly pass through bus slot BUS2 by industrial control computer IPC, control end DI00～31 by digital quantity input/output cards I/O transmit control signal to the control end CON of electronic control module EP, pass through bus slot BUS3 by industrial control computer IPC, output terminals A 00～3 by D/A switch data collecting card D/A transmits control signal to the input end IN of electronic control module EP, simultaneously industrial control computer IPC is by bus slot BUS1, carries out real-time data acquisition by the output terminal OUT of the input end AI0～15 couple electronic control module EP of mould/number conversion data collecting card A/D;
The present invention in the new-product development process, provide a kind of have unified hardware platform, to the test of different new products only need to change test fixture, testing software, to have the proving installation synchronous construction cycle, that have the subsidiary products design function and that can realize a tractor serves several purposes with new product be virtual instrument.
Description of drawings
Fig. 1 is that electronic control module is surveyed manipulated or operated apparatus in the prior art.
Fig. 2 is a device circuit schematic diagram of the present invention.
Fig. 3 is the front panel figure of window lifting switch testing system of one embodiment of the invention.
Fig. 4 is that the relay of one embodiment of the invention closes parameter tester front panel figure eventually.
Embodiment
As shown in Figure 2, be the hardware elementary diagram of device of the present invention.Its course of work is as follows:
1, set up master pattern: at first in industrial control computer IPC, set up by " standardized product data-logical model ";
2, data acquisition: pass through bus slot BUS2 by industrial control computer IPC, control end DI00～31 by digital quantity input/output cards I/O transmit control signal to the control end CON of electronic control module EP, pass through bus slot BUS3 by industrial control computer IPC, output terminals A 00～3 by D/A switch data collecting card D/A transmits control signal to the input end IN of electronic control module EP, simultaneously industrial control computer IPC is by bus slot BUS1, carries out real-time data acquisition by the output terminal OUT of the input end AI0～15 couple electronic control module EP of mould/number conversion data collecting card A/D;
3, result treatment: the data of coming in are carried out computing to industrial control computer IPC, the processing back compares with " standardized product data-logical model " with gathering: be consistent as qualified processing, inconsistent as defective processing, and on the display of industrial control computer IPC, quantitatively show, waveform shows, light shows and auditory tone cues.
The software aspect adopts the graphical programming software LEBVIEW of America NI company.It is a kind of higher level lanquage, and software programming is divided into two parts: front panel programming and rear panel programming.The front panel programing function is equivalent to the panel of test instrumentation, and the quantitative result that test is arranged above is a test parameter, and also having the qualitative results of test is the whether qualified of test parameter, other also can be arranged such as the waveform demonstration etc.; The rear panel programing function is equivalent to the software of test instrumentation, and all test functions all realize, also can have other such as data deposit preservation here.Its programming feature is just as drawing circuit diagram, as long as can draw circuit diagram for the developer, this professional knowledge of GPRS just can be carried out software programming, so its software development cycle is very short.Exploitation for different test instrumentations need not carried out hardware development, as long as software is developed just passable, promptly developing software just equals to develop instrument, so its construction cycle and new product development cycle are synchronous.
As shown in Figure 3, Figure 4, the software work process of this device is as follows:
1. front panel programming: place the control that needs parameter to be provided with in front on the plate: lower limit, the upper limit, channel selecting, the control that needs the result to show: waveform table, qualitative test result, quantitative test result;
2. rear panel programming: each control is got final product with the line connection.
The present invention can test more than 40 electronic control module at present, and can constantly increase, and existing general two front panels wherein example are as shown in Figure 3, Figure 4 set forth.
Shown in Figure 3, window lifting switch testing system.
The window lifting switch has door interlock switch, pay to drive the side direction switch, pay and drive the rear side direction switch, drive the rear side direction switch, drive side direction switch and virgin lock-switch, switch number: be respectively 1,2,3,4,5 from top to bottom, from right to left, virgin lock-switch.The parameter of test has switch to dodge jumping number of times, switch contact drop, switch delay time and switch overload current.The test panel parameter comprises:
The tested product prompting frame, switch lamp can be bright in turn during test, presses corresponding switch according to warning light, until end of test (EOT);
The waveform indicator gauge, current demonstration be switch closure the time waveform and the waveform during current overload;
Number of times, voltage drop value and qualitative discrimination lamp are jumped in 1u, 1d, the sudden strain of a muscle when being switch 1 lifting, number of times, voltage drop value and qualitative discrimination lamp are jumped in 5u, the 5d sudden strain of a muscle when driving side direction switch crawl, and 5uT, 5dT jump number of times, voltage drop value, delay value and qualitative discrimination lamp for driving the sudden strain of a muscle of side direction switch when automatic;
5uI, 5dI are for driving side direction switch current overload value and qualitative discrimination lamp;
During child's lock-switch ON, number of times, voltage drop value and qualitative discrimination lamp are jumped in sudden strain of a muscle when 2u, 2d drive the lifting of side direction switch for paying, number of times, voltage drop value and qualitative discrimination lamp are jumped in sudden strain of a muscle when 3u, 3d drive the lifting of rear side direction switch for paying, and 4u, 4d are that number of times, voltage drop value and qualitative discrimination lamp are jumped in the sudden strain of a muscle when driving the lifting of rear side direction switch;
During child's lock-switch OFF, number of times, voltage drop value and qualitative discrimination lamp are jumped in sudden strain of a muscle when 2u, 2d drive the lifting of side direction switch for paying, number of times, voltage drop value and qualitative discrimination lamp are jumped in sudden strain of a muscle when 3u, 3d drive the lifting of rear side direction switch for paying, and 4u, 4d are that number of times, voltage drop value and qualitative discrimination lamp are jumped in the sudden strain of a muscle when driving the lifting of rear side direction switch;
Delay time test indication, how long expression has been tested, and residue is how long;
Test event is selected, and lamp is bright will to carry out function and parameter testing for choosing.
Shown in Figure 4, relay closes parameter tester eventually.The test panel parameter comprises:
The test value of various times of relay and qualitative discrimination lamp;
The standard temperature value is provided with and ambient temperature value;
Relay-coil resistance value and qualitative discrimination lamp before and after the temperature compensation;
Relay energized, release voltage value and qualitative discrimination lamp before and after the temperature compensation;
Relay energized, discharge the synchronizing voltage value, relay excessively, suspention magnitude of voltage and qualitative discrimination lamp;
Relay contact contact drop value and qualitative discrimination lamp;
The relay contact form is selected, and 1 often opens, 1 normally closed, 1 conversion; 2 often open, 2 normally closed, 2 conversions;
Tester test starting button;
The relay secondary is inhaled moving magnitude of voltage and qualitative discrimination lamp;
Relay secondary release voltage value and qualitative discrimination lamp;
All parameter testings of relay are qualified, and lamp is bright.
Claims (1)
1. a batch detection device that is used for the Vehicle Electronic Control module is characterized in that, comprises industrial control computer IPC, mould/number conversion data collecting card A/D, D/A switch data collecting card D/A and digital quantity input/output cards I/O;
Wherein, industrial control computer IPC has three bus slot BUS1, BUS2 and BUS3;
Mould/number conversion data collecting card A/D has 16 input end AI0～15, is connected with the output terminal OUT of electronic control module EP respectively, and is connected with industrial control computer IPC by bus slot SUB1;
Digital quantity input/output cards I/O has 16 input ends to be connected with the control end CON of electronic control module EP respectively with 16 output terminal DI/00～31, and is connected with industrial control computer IPC by bus slot SUB2;
D/A switch data collecting card D/A has 4 output terminals A 00～3 to be connected with the input end IN of electronic control module EP respectively, and is connected with industrial control computer IPC by bus slot SUB3;
The job step of described batch detection device comprises:
Step 1 is set up master pattern, promptly sets up standardized product data-logical model in industrial control computer IPC;
Step 2, data acquisition, promptly pass through bus slot BUS2 by industrial control computer IPC, control end DI00～31 by digital quantity input/output cards I/O transmit control signal to the control end CON of electronic control module EP, pass through bus slot BUS3 by industrial control computer IPC, output terminals A 00～3 by D/A switch data collecting card D/A transmits control signal to the input end IN of electronic control module EP, simultaneously industrial control computer IPC is by bus slot BUS1, carries out real-time data acquisition by the output terminal OUT of the input end AI0～15 couple electronic control module EP of mould/number conversion data collecting card A/D;
Step 3, result treatment, be that the data of coming in are carried out computing to industrial control computer IPC, the processing back compares with standardized product data-logical model with gathering, be consistent as qualified processing, inconsistent as defective processing, and on the display of industrial control computer IPC, quantitatively show, waveform shows, light shows and auditory tone cues.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110146795 CN102279598A (en) | 2011-06-01 | 2011-06-01 | Device used for batch detection on automobile electronic control module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110146795 CN102279598A (en) | 2011-06-01 | 2011-06-01 | Device used for batch detection on automobile electronic control module |
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| CN102279598A true CN102279598A (en) | 2011-12-14 |
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| CN 201110146795 Pending CN102279598A (en) | 2011-06-01 | 2011-06-01 | Device used for batch detection on automobile electronic control module |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010048375A1 (en) * | 2000-05-23 | 2001-12-06 | Kabushiki Kaisha Toshiba | Apparatus monitoring system and apparatus monitoring method |
| CN201199322Y (en) * | 2008-04-24 | 2009-02-25 | 上海沪工汽车电器有限公司 | Detection device for vehicle body central control module |
| CN201583845U (en) * | 2010-01-29 | 2010-09-15 | 北京信息科技大学 | Testing and control system experiment table with signal source output function and sensor calibration function |
| CN201757858U (en) * | 2010-07-26 | 2011-03-09 | 浙江吉利汽车研究院有限公司 | Testing system of VCU |
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2011
- 2011-06-01 CN CN 201110146795 patent/CN102279598A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20010048375A1 (en) * | 2000-05-23 | 2001-12-06 | Kabushiki Kaisha Toshiba | Apparatus monitoring system and apparatus monitoring method |
| US6522247B2 (en) * | 2000-05-23 | 2003-02-18 | Kabushiki Kaisha Toshiba | Apparatus monitoring system and apparatus monitoring method |
| CN201199322Y (en) * | 2008-04-24 | 2009-02-25 | 上海沪工汽车电器有限公司 | Detection device for vehicle body central control module |
| CN201583845U (en) * | 2010-01-29 | 2010-09-15 | 北京信息科技大学 | Testing and control system experiment table with signal source output function and sensor calibration function |
| CN201757858U (en) * | 2010-07-26 | 2011-03-09 | 浙江吉利汽车研究院有限公司 | Testing system of VCU |
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Application publication date: 20111214 |