CN105759776A - An end-of-line testing tool and detection method of the testing tool - Google Patents
An end-of-line testing tool and detection method of the testing tool Download PDFInfo
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- CN105759776A CN105759776A CN201410775422.6A CN201410775422A CN105759776A CN 105759776 A CN105759776 A CN 105759776A CN 201410775422 A CN201410775422 A CN 201410775422A CN 105759776 A CN105759776 A CN 105759776A
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Abstract
The invention relates to an end-of-line testing tool and a detection method of the testing tool. The end-of-line testing tool comprises a test host, a USBCAN card, a human-computer interaction interface, a scanning device and a printing device. The USBCAN card, the human-computer interaction interface, the scanning device and the printing device are connected with the test host. The end-of-line testing tool sends fault reading, storing and clearing instructions through a CAN bus; a vehicle controller develops corresponding response programs and executes corresponding actions; vehicle key parameters are read according to set content, and are compared with set parameter range to determine whether the vehicle state is normal; action test is carried out on key components and high-voltage relays and the like, feedback result is collected, and result judgment is made; and archives are established for end-of-line vehicles, and traceability of information of the end-of-line vehicles is realized.
Description
Technical field
The present invention relates to a kind of off-line test instrument and apply the detection method of this detector.
Background technology
Kernel component in new-energy automobile includes motor, battery and entire car controller, carries out communication mainly through CAN between three big parts.Additionally it is compared to traditional vehicle; new forms of energy car also add more sensor, high-voltage relay etc.; therefore for new-energy automobile; in the fabrication process; in addition to ensuring that the assembling of machine components, connection are normally; also need to confirm all no problems such as electrical connection, sensor, just can ensure that the normal of off line vehicle.
The off-line test instrument of orthodox car is primarily directed to the contents such as the emission control of electromotor, is not suitable for new-energy automobile.It is ensured that the low-pressure system of car load is normal, high-pressure system normal in the off-line test of new-energy automobile, should also ensure that car load dynamical system is all normal.
Existing off-line test instrument is directed to traditional vehicle mostly, it is impossible to meets low pressure required during new-energy automobile off-line test, high pressure and drives the demand of parts, and the diagnosing protocol of traditional vehicle also cannot cover the diagnosis content of new-energy automobile.
Summary of the invention
The present invention proposes a kind of off-line test instrument and applies the detection method of this detector, it is achieved complete vehicle fault reading, the storage of DTC and removing；Realize the reading of whole-car parameters；The key components and partss such as electrokinetic cell, motor, air-conditioning can be carried out motion test；Can be recorded achieving to the VIN code of the vehicle that rolls off the production line, the information of key components and parts and whole-car parameters information.
The technical scheme is that and be achieved in that:
A kind of off-line test instrument, including test main frame, USBCAN card, human-computer interaction interface, scanning equipment and printing device, described USBCAN card, described human-computer interaction interface, described scanning equipment and described printing device are connected with described test main frame respectively.
Described USBCAN card realizes the CAN communication between car load and off-line test instrument.
Described human-computer interaction interface includes accident analysis interface, parameter reads interface and motion test interface.Accident analysis interface has been used for car load and the accident analysis of critical component, fault parameter reading record trouble information；Parameter reads the interface whole-car parameters that mainly display off-line test instrument reads；Motion test interface has been used for the test operation of the parts such as electrokinetic cell, motor, air-conditioning feedback test result, and the object needing test can be selected to carry out motion test at this interface.
Described scanning equipment is used for inputting car load VIN code and critical component information.
Described printing device is used for printing test result.
The detection method of the off-line test instrument that application is described, comprises the following steps:
1) off-line test instrument and car load are coupled together by CAN communication cable, open test main frame；
2) in the human-computer interaction interface of test main frame, open serial ports and the CAN card of detector, set up the CAN communication of car load and off-line test instrument；
3) car load powers on, the VIN code of use scanning equipment input vehicle, or is manually entered the VIN code of vehicle, starts detection；
4) at the accident analysis interface of human-computer interaction interface, detector can read fault message the record of display car load；
5) at the digital independent interface of human-computer interaction interface, detector can read the parameter of car load, battery, motor, accelerator pedal etc., and contrasts with the parameter area set, and confirms that whether whole vehicle state is normal；
6) at the motion test interface of human-computer interaction interface, optional test object carries out motion test feedback test result, and optional test object has battery system, electric system, air conditioning system etc.；
7) after having tested, by printing device, testing result can be printed, close serial ports and the CAN card of detector, exit test.
Off-line test instrument sends, by CAN, the instruction that fault reads, stores and remove, and entire car controller exploitation respective response program performs corresponding actions；
Off-line test instrument completes the reading to car load key parameter according to setting content, and compares with the parameter area set, and confirms that whether whole vehicle state is normal；
Key components and parts, high-voltage relay etc. are carried out motion test by off-line test instrument, and gather feedback result, carry out result judgement；
Archives set up by vehicle for rolling off the production line, it is achieved the trackability of the information of vehicles that rolls off the production line.
The invention have the benefit that
1, the vehicle that rolls off the production line is carried out fault reading, it is possible to before car load rolls off the production line, understand the fault message of car load, it is ensured that roll off the production line qualification rate；
2, motion test is passed through, it is ensured that the low-pressure system of car load, high-pressure system occur without the fault of impact driving, it is ensured that car load is properly functioning；
3, by car load key components and parts information is read, whole-car parameters reads and archives are set up and ensured product consistency and retrospective, and convenient work after sale is carried out.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structured flowchart of the off-line test instrument described in the embodiment of the present invention.
In figure:
1, test main frame；2, USBCAN card；3, human-computer interaction interface；4, scanning equipment；5, printing device.
Detailed description of the invention
By the examples below technical scheme is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
As shown in Figure 1, off-line test instrument described in the embodiment of the present invention, including test main frame 1, USBCAN card 2, human-computer interaction interface 3, scanning equipment 4 and printing device 5, described USBCAN card 2, described human-computer interaction interface 3, described scanning equipment 4 and described printing device 5 are connected with described test main frame 1 respectively.
Described USBCAN card realizes the CAN communication between car load and off-line test instrument.
Described human-computer interaction interface includes accident analysis interface, parameter reads interface and motion test interface.Accident analysis interface has been used for car load and the accident analysis of critical component, fault parameter reading record trouble information；Parameter reads the interface whole-car parameters that mainly display off-line test instrument reads；Motion test interface has been used for the test operation of the parts such as electrokinetic cell, motor, air-conditioning feedback test result, and the object needing test can be selected to carry out motion test at this interface.
Described scanning equipment is used for inputting car load VIN code and critical component information.
Described printing device is used for printing test result.
The detection method of the off-line test instrument that application is described, comprises the following steps:
1) off-line test instrument and car load are coupled together by CAN communication cable, open test main frame；
2) in the human-computer interaction interface of test main frame, open serial ports and the CAN card of detector, set up the CAN communication of car load and off-line test instrument；
3) car load powers on, the VIN code of use scanning equipment input vehicle, or is manually entered the VIN code of vehicle, starts detection；
4) at the accident analysis interface of human-computer interaction interface, detector can read fault message the record of display car load；
5) at the digital independent interface of human-computer interaction interface, detector can read the parameter of car load, battery, motor, accelerator pedal etc., and contrasts with the parameter area set, and confirms that whether whole vehicle state is normal；
6) at the motion test interface of human-computer interaction interface, optional test object carries out motion test feedback test result, and optional test object has battery system, electric system, air conditioning system etc.；
7) after having tested, by printing device, testing result can be printed, close serial ports and the CAN card of detector, exit test.
The off-line test instrument of the present invention has been used on the production line of new-energy automobile, actual shows that this detector is with low cost, it is possible to realize the correlation function of off-line test, and full archiv information set up by vehicle that car load is rolled off the production line.
The innovation point of the present invention:
1, fault message reading, whole-car parameters reading etc. realize each through CAN, while obtaining bus message, also car load network system function are tested；
2, the key components and partss such as electrokinetic cell, motor, air-conditioning are selected to carry out motion test, it is ensured that car load high voltage parts, newly-increased system are working properly, it is ensured that traffic safety；
3, car load key components and parts information, car load parameter current etc. are recorded and set up archives, provide foundation for car load concordance and retrospective.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (6)
1. an off-line test instrument, it is characterized in that, including test main frame, USBCAN card, human-computer interaction interface, scanning equipment and printing device, described USBCAN card, described human-computer interaction interface, described scanning equipment and described printing device are connected with described test main frame respectively.
2. off-line test instrument according to claim 1, it is characterised in that: described USBCAN card realizes the CAN communication between car load and off-line test instrument.
3. off-line test instrument according to claim 1, it is characterised in that: described human-computer interaction interface includes accident analysis interface, parameter reads interface and motion test interface.
4. off-line test instrument according to claim 1, it is characterised in that: described scanning equipment is used for inputting car load VIN code and critical component information.
5. off-line test instrument according to claim 1, it is characterised in that: described printing device is used for printing test result.
6. the detection method of application off-line test instrument described in claim 1, it is characterised in that comprise the following steps:
1) off-line test instrument and car load are coupled together by CAN communication cable, open test main frame；
2) in the human-computer interaction interface of test main frame, open serial ports and the CAN card of detector, set up the CAN communication of car load and off-line test instrument；
3) car load powers on, the VIN code of use scanning equipment input vehicle, or is manually entered the VIN code of vehicle, starts detection；
4) at the accident analysis interface of human-computer interaction interface, detector can read fault message the record of display car load；
5) at the digital independent interface of human-computer interaction interface, detector can read the parameter of car load, battery, motor, accelerator pedal etc., and contrasts with the parameter area set, and confirms that whether whole vehicle state is normal；
6) at the motion test interface of human-computer interaction interface, optional test object carries out motion test feedback test result, and optional test object has battery system, electric system, air conditioning system etc.；
7) after having tested, by printing device, testing result can be printed, close serial ports and the CAN card of detector, exit test.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410775422.6A CN105759776A (en) | 2014-12-15 | 2014-12-15 | An end-of-line testing tool and detection method of the testing tool |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472029A (en) * | 2016-12-13 | 2017-12-15 | 宝沃汽车（中国）有限公司 | The high voltage fault detection method and vehicle of vehicle |
| CN108398608A (en) * | 2018-02-01 | 2018-08-14 | 阿尔特汽车技术股份有限公司 | A kind of electric vehicle DCDC off-line test methods based on entire car controller |
| CN108445423A (en) * | 2018-02-01 | 2018-08-24 | 阿尔特汽车技术股份有限公司 | A kind of electric vehicle DCDC off-line test methods based on off-line test equipment |
| CN109358598A (en) * | 2018-10-12 | 2019-02-19 | 中汽研（天津）汽车工程研究院有限公司 | Pure electric automobile off-line test device and method based on UDS diagnosing protocol |
| CN113589783A (en) * | 2021-07-16 | 2021-11-02 | 一汽奔腾轿车有限公司 | Finished automobile offline electric detection method |
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| CN102621978A (en) * | 2012-04-06 | 2012-08-01 | 北京汽车新能源汽车有限公司 | Off-line detection system for electronic control systems of pure electric vehicles |
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| CN202205092U (en) * | 2011-08-25 | 2012-04-25 | 深圳市元征软件开发有限公司 | Automobile off-line detection system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107472029A (en) * | 2016-12-13 | 2017-12-15 | 宝沃汽车（中国）有限公司 | The high voltage fault detection method and vehicle of vehicle |
| CN107472029B (en) * | 2016-12-13 | 2020-03-24 | 宝沃汽车（中国）有限公司 | High-voltage fault detection method for vehicle and vehicle |
| CN108398608A (en) * | 2018-02-01 | 2018-08-14 | 阿尔特汽车技术股份有限公司 | A kind of electric vehicle DCDC off-line test methods based on entire car controller |
| CN108445423A (en) * | 2018-02-01 | 2018-08-24 | 阿尔特汽车技术股份有限公司 | A kind of electric vehicle DCDC off-line test methods based on off-line test equipment |
| CN109358598A (en) * | 2018-10-12 | 2019-02-19 | 中汽研（天津）汽车工程研究院有限公司 | Pure electric automobile off-line test device and method based on UDS diagnosing protocol |
| CN113589783A (en) * | 2021-07-16 | 2021-11-02 | 一汽奔腾轿车有限公司 | Finished automobile offline electric detection method |
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