CN108490917A - Program writing and detection device - Google Patents

Program writing and detection device Download PDF

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Publication number
CN108490917A
CN108490917A CN201810292538.2A CN201810292538A CN108490917A CN 108490917 A CN108490917 A CN 108490917A CN 201810292538 A CN201810292538 A CN 201810292538A CN 108490917 A CN108490917 A CN 108490917A
Authority
CN
China
Prior art keywords
controller
measured
host computer
detection device
module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810292538.2A
Other languages
Chinese (zh)
Inventor
赵国平
何付同
杨盟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Original Assignee
Zhejiang Geely Holding Group Co Ltd
Geely Automobile Research Institute Ningbo Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang Geely Holding Group Co Ltd, Geely Automobile Research Institute Ningbo Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN201810292538.2A priority Critical patent/CN108490917A/en
Publication of CN108490917A publication Critical patent/CN108490917A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00Testing or monitoring of control systems or parts thereof
    • G05B23/02Electric testing or monitoring
    • G05B23/0205Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0208Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
    • G05B23/0213Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/24Pc safety
    • G05B2219/24065Real time diagnostics

Abstract

A kind of program writing and detection device, including host computer, junction box, load box, power supply box and fixture, host computer, power supply box and fixture are connect with junction box respectively, load box is connect with junction box and host computer respectively, fixture is equipped with the clamping part for fixing controller to be measured and the interconnecting piece for being electrically connected with controller to be measured, host computer includes preliminary examination module, program writing module and detection module, and preliminary examination module is used to carry out circuit preliminary examination to the controller to be measured on fixture according to the locking signal of fixture.In the program writing and detection device of the present invention, controller to be measured is fixed by fixture, host computer includes preliminary examination module, program writing module and detection module, and preliminary examination module is used to carry out circuit preliminary examination to the controller to be measured on fixture according to the locking signal of fixture, it can guarantee that equipment safety runs and realizes program writing and detection automatically, efficient and test coverage write with a brush dipped in Chinese ink to improve.

Description

Program writing and detection device
Technical field
The present invention relates to the technical fields of automobile controller, especially with regard to a kind of program writing and detection device.
Background technology
New energy technology is one brand-new technology of automotive field, is the future directions of automotive technology development, and vehicle control Device processed exploitation is the core technology in new-energy automobile field, the quality of entire car controller be related to the dynamic property of new-energy automobile, Economy and safety.
Due to entire car controller function more than and it is complicated, need in entire car controller write-in program largely to be believed Number processing work, therefore the program writing of entire car controller, test determine the quality of entire car controller.However, existing journey Sequence writes with a brush dipped in Chinese ink mode and usually manually writes with a brush dipped in Chinese ink and need to plug manually connector, not only writes with a brush dipped in Chinese ink inefficiency in this way, it is also possible to vehicle The connector pin of controller damages, in addition, after completing program writing only directly by sample car tested without Dedicated test equipment can not cover 100% power of the test, cause the hidden danger of quality of volume production vehicle.
Invention content
The purpose of the present invention is to provide a kind of program writing and detection devices, can be improved and write with a brush dipped in Chinese ink efficiency and power of the test.
A kind of program writing of present invention offer and detection device, including host computer, junction box, load box, power supply box and folder Tool, the host computer, the power supply box and the fixture are connect with the junction box respectively, and the load box connects with described respectively Line case is connected with the host computer, the fixture be equipped with clamping part for fixing controller to be measured and for it is described to be measured The interconnecting piece of controller electrical connection, the host computer includes preliminary examination module, program writing module and detection module, the preliminary examination mould Block is used to carry out circuit preliminary examination to the controller to be measured on the fixture according to the locking signal of the fixture.
Further, the host computer includes the industrial personal computer of embedded software and the input and output that are connected with the industrial personal computer Board, analog output card, CAN transmit and receive card.
Further, the detection module includes hardware detection unit and software detection unit.
Further, described program is write with a brush dipped in Chinese ink and detection device further includes alarm module, the type of alarm of the alarm module Including preliminary examination fault alarm, high temperature alarm, overtemperature alarm, connection failure alarm, write with a brush dipped in Chinese ink unsuccessfully alarm and hardware detection unsuccessfully report It is alert.
Further, described program is write with a brush dipped in Chinese ink and detection device further includes scanner, and the scanner connects with the host computer It connects, the scanner is for scanning the controller to be measured to form work corresponding with each controller to be measured in the host computer Make daily record, the work log includes the program version of the controller to be measured.
Further, the host computer further includes authentication module, and the authentication module is deposited for verifying in the host computer Whether the program version of storage is consistent with the identifying code of the program version of the controller to be measured.
Further, the detection module further includes Analysis of test results unit and examining report generation unit.
Further, described program is write with a brush dipped in Chinese ink and detection device further includes printer, and the printer connects with the host computer It connects, the printer is used to print identification label corresponding with each controller to be measured according to the print command of the host computer.
Further, the interconnecting piece for being electrically connected with controller to be measured is thimble.
Further, the load box includes conditioning and relay load board.
In the program writing and detection device of the embodiment of the present invention, host computer, load box, power supply box and fixture pass through wiring Case connects, and controller to be measured is fixed by fixture, fixture be equipped with clamping part for fixing controller to be measured and for wait for The interconnecting piece for surveying controller electrical connection can reduce connector spoilage, improve working efficiency.In addition, host computer includes preliminary examination mould Block, program writing module and detection module, and preliminary examination module is used for the locking signal according to the fixture on the fixture Controller to be measured carries out circuit preliminary examination, it is ensured that equipment safety runs and realizes that effect is write with a brush dipped in Chinese ink in program writing and detection, raising automatically Rate height and test coverage.
Description of the drawings
Fig. 1 is write with a brush dipped in Chinese ink for one embodiment of the invention Program and the structural schematic diagram of detection device.
Fig. 2 is another structural schematic diagram of host computer in Fig. 1.
Specific implementation mode
It is of the invention to reach the technological means and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with Specific implementation mode, structure, feature and its effect of the present invention is described in detail as after in attached drawing and preferred embodiment.
Fig. 1 is write with a brush dipped in Chinese ink for one embodiment of the invention Program and the structural schematic diagram of detection device.As shown in Figure 1, this hair The program writing and detection device (hereinafter referred to as " device ") of bright embodiment include host computer 1, junction box 2, load box 3, power supply Case 4, fixture 5, scanner 7 and printer 8, host computer 1, power supply box 4 and fixture 5 are connect with junction box 2 respectively, and load box 3 divides It is not connect with junction box 2 and host computer 1, scanner 7 and printer 8 are connect with host computer 1 respectively.
Fixture 5 is for fixing controller 6 to be measured.Specifically, fixture 5 is equipped with the clamping part for fixing controller 6 to be measured 51 and the interconnecting piece 52 for being electrically connected with controller 6 to be measured, in the present embodiment, for being electrically connected with controller 6 to be measured Interconnecting piece 52 be thimble, when controller 6 to be measured is fixed to setting position by clamping part 51, on thimble and controller 6 to be measured Connector contacts, and fixture 5 sends locking signal to host computer 1, at this point, all rigid lines being connect with controller 6 to be measured are height Resistance state, need to it is determined whether to enable electric signals after host computer 1 carries out self-test and circuit preliminary examination, to ensure the function of device itself Normally, and high current is avoided to burn out circuit or fuse.Using fixture 5 be clamped controller 6 to be measured and by thimble with it is to be measured Connector contact on controller 6, can reduce connector spoilage, improve working efficiency.
Scanner 7 is used to scan the bar code on 6 shell of controller to be measured.Specifically, when controller 6 to be measured is by fixture 5 After being fixed to setting position, the bar code on 7 automatically scanning of scanner, 6 shell of controller to be measured, the information for scanning acquisition is sent To host computer 1 to automatically form work log corresponding with each controller 6 to be measured, which includes in controller 6 to be measured The program version that need to be installed, to make host computer 1 automatically will be in the program writing controller 6 of required version.
Printer 8 is for printing identification label.Specifically, after completing program writing and detection, host computer 1 is to printer 8 send print commands, and data, the printer 8 such as which includes the program version write with a brush dipped in Chinese ink, write with a brush dipped in Chinese ink the date, testing result are received Identification label corresponding with controller 6 has respectively been surveyed is printed after to the print command of host computer 1, which can be labelled to respectively It surveys on the shell of controller 6 to identify.It is appreciated that printer 8 can also be used for the inspections such as printing analysis report or result report The content that survey personnel need to obtain.
Host computer 1 includes preliminary examination module 11, authentication module 12, program writing module 13 and detection module 14.Specifically, in advance Module 11 is examined to be used to carry out circuit preliminary examination to the controller to be measured 6 on fixture 5 to judge whether to deposit according to the locking signal of fixture 5 In short circuit, it may also be used for carry out self-test to device to judge whether the function of itself is normal and whether has open circuit, open circuit, short circuit Deng abnormal, the verification of program version of the authentication module 12 for verifying the program version and controller 6 to be measured stored in host computer 1 Whether code is consistent, is write with a brush dipped in Chinese ink if consistent, and program writing module 13 is used to the program of respective version controller 6 to be measured is written In, detection module 14 is used to be detected the controller to be measured 6 for completing program writing.
In the present embodiment, detection module 14 includes hardware detection unit and software detection unit, wherein hardware detection list Whether hardware of the member for detecting controller 6 to be measured is normal, and software detection unit is for detecting the software that controller 6 to be measured is written Whether normal operation.Further, detection module 14 may also include Analysis of test results unit and examining report generation unit.
As shown in Fig. 2, to realize that the function of above-mentioned module in host computer 1, the hardware configuration of host computer 1 include at least insertion The industrial personal computer 15 of software and the input and output board 17 connected with industrial personal computer 15, analog output card 16, CAN are transmitted and received Card 18.
Industrial personal computer 15 can be the equipment such as desktop computer, the notebook of compatible various Windows operating systems, embedded industrial personal computer 15 Software support 32-bit operating system and 64 bit manipulation systems.Specifically, industrial personal computer 15 has automatic test function, can be certainly Dynamic record, analysis test result, are derived automatically from test report etc..In addition, the test program in industrial personal computer 15 can drive it is all External equipment can be completed to treat the detection for surveying controller 6, test case editor, test management and control, test analysis and record etc., and With good autgmentability.Volume production program version management and control is executed for volume production controller, for example, providing input quantity produces program version Window, and the version for the volume production program installed in controller 6 to be measured can be read and compared automatically, correctly then test continues to hold Row, if version error, the EOT end of test simultaneously pops up prompting frame.Further, test program can be according to the test item of user setting Automatically it is detected and records, while user can intuitively check test process and data result in automatic test course, Test program can also select switch to manual mode according to user, under manual mode user can individually carry out a certain test or Gradually test.After test terminates, industrial personal computer 15 can automatically generate test report, and analyze dependence test item, make necessary system Meter analysis, can also import dependence test result and manually generate report, and be preserved in real time to test data, to prevent abnormal power-down or When person's system failure, historical data still can be checked.
Input and output board 17 (I/O boards) includes output par, c and importation.In the present embodiment, output par, c is adopted Logic is exported with same phase, output is configurable to Push, Pull or Push+Pull, supports external reference power input, voltage Ranging from 0~30V, and it is configurable to export high and low level, output voltage range are 0~60V, output over-voltage protection ranging from ± 60V, sustained ceiling current 150mA.The input voltage range of importation is 0V~+24V, and threshold voltage is 1V~20V, defeated Enter impedance and be more than 1MOhm, input and can configure Push or Pull, threshold voltage can be set or external.
In the present embodiment, the output voltage range of analog output card 16 (DA boards) is 0V~+5V, maximum drive Electric current is 27mA, and output short circuit protection electric current is 30mA, and overvoltage protection ranging from 0~50V, frequency range is 0~50KHZ, is turned It is 45us, resolution ratio 14bit, maximum absolute error 10mV to change the time, and allows multi-channel parallel to increase driving current.
In the present embodiment, the baud rate of 18 (CAN cards) of CAN transmitting and receivings card is configurable, and maximum can be 1Mbps, support Agreement CAN2.0B, compatible SAE J1939, supports being introduced directly into for database file .dbc, each channel end resistance can be by soft Part is configured.
With continued reference to FIG. 1, load box 3 includes conditioning and relay load board, load box 3 is modularization in the present embodiment Structure design, so as to by increasing module and harness Quick Extended to meet different testing requirements.It is carried out by host computer 1 Virtual Controller is simulated, and so that formation Dynamic Closed Loop between controller 6 to be measured and load box 3 is interacted, can be simulated reality to the greatest extent Vehicle environment improves test accuracy.
Junction box 2 is for connecting load box 3, host computer 1, fixture 5 and power supply box 4.Specifically, it is equipped with not in junction box 2 Quick coupling can be used in same connection wiring harness, the connector of every line, and wire size can be indicated in the wire body of every line to distinguish, originally Inventive embodiments make device entirety quick release or assembling using junction box 2, and device is made to have autgmentability.
Power supply box 4 is used to provide power supply for device.In the present embodiment, the board power of power supply box 4>=0.6Kw, has The individually controllable power supply node in 1 tunnel, voltage range 0-32V, electric current>=20A, and it is continuously adjustable.
Further, the program writing of the embodiment of the present invention and detection device may also include alarm module (not shown), report The type of alarm of alert module includes preliminary examination fault alarm, high temperature alarm, overtemperature alarm, connection failure alarm, writes with a brush dipped in Chinese ink and unsuccessfully alarm And hardware detection is unsuccessfully alarmed.Wherein, when device uses air-cooled, if the temperature for the air that ventilation emits is more than 50 DEG C, alarm module executes high temperature alarm and will close power supply after 30 minutes, if the temperature for the air that ventilation emits More than 60 DEG C, alarm module executes overtemperature alarm and is closing power supply after 1 minute.
Next the course of work of the program writing of the embodiment of the present invention and detection device is described in detail.
Step 1, controller 6 to be measured is fixed by fixture 5, before host computer 1 receives the locking signal of fixture 5, Suo Youyu The rigid line that controller 6 to be measured connects is high-impedance state, after host computer 1 receives 5 locking signal of fixture, carries out self-test and electricity first Road preliminary examination opens the electric signal being connect with controller 6 to be measured if self-test and circuit preliminary examination pass through.Wherein, self-check of device can be with Long period or short cycle self-test, such as self-test when startup self-detection or replacement controller 6 to be measured, circuit preliminary examination refers to control to be measured Device 6 is powered preceding detection, such as detects the supply pin of controller 6 to be measured with the presence or absence of short circuit, so as not to high current burn out circuit or Fuse.
Step 2, after controller 6 to be measured is fixed by fixture 5, on 7 automatically scanning of scanner, 6 shell of controller to be measured Bar code obtains the configuration information of controller 6 to be measured, and information input to host computer 1 automatically forms work log, the work log Including program version corresponding with the configuration information.
Step 3, whether the identifying code of the program version of the program version and controller 6 to be measured that are stored in verification host computer 1 Unanimously, it is write with a brush dipped in Chinese ink if consistent.
Step 4, host computer 1 writes with a brush dipped in Chinese ink software according to mechanism is write with a brush dipped in Chinese ink by CAN.
Step 5, the hardware of controller 6 to be measured is tested.Hardware testing includes the simulation input letter for testing controller 6 to be measured Number, digital input signals, pulse width modulation (PWM) signal, digital output signal, power supply, CAN etc., for example, can be carried when test For encouraging to specific pin, and the variable of particular address is read, test rigid line importation is realized, by controlling particular address Variable exports, and device acquires pin status, realizes that test rigid line output par, c, the purpose for testing hardware are to examine controller to be measured Whether 6 hardware is normal, to ensure not interfere with function and safety after controller 6 is installed on vehicle.
Step 6, the software of controller 6 to be measured is tested.According to test case, to powering on, it is lower electricity, driving, charging etc. typical cases Operating mode is tested, and when test, device exports CAN data and passes through rigid line output digit signals or analog signal, acquires CAN numbers Electric signal according to this and on rigid line, the electric signal in CAN data and rigid line are intuitively embodied by load box 3.
Step 7, program installed date is inputted to host computer 1, the product informations such as controller sequence number are beaten by printer 8 It prints off the identification label comprising above- mentioned information and is attached on the shell of controller 6 to be measured.
Step 8, controller 6 to be measured is popped up, test is terminated.
To sum up, the program writing of the embodiment of the present invention and detection device at least have following advantageous effect:
(1) host computer, load box, power supply box and fixture are connected by junction box so that device overall structure can quickly be torn open It unloads or assembles, and there is good autgmentability;
(2) controller to be measured is fixed by fixture, fixture is equipped with the clamping part for fixing controller to be measured and is used for The interconnecting piece being electrically connected with controller to be measured can reduce connector spoilage, improve working efficiency;
(3) host computer includes preliminary examination module, program writing module and detection module, and preliminary examination module is used for according to the folder The locking signal of tool carries out circuit preliminary examination to the controller to be measured on the fixture, it is ensured that equipment safety runs and realizes automatically Program writing and detection can be improved and write with a brush dipped in Chinese ink efficient and test coverage;
(4) whether host computer further includes hardware detection unit, the hardware of controller to be measured can be examined normal, to ensure to control Device processed does not interfere with function and safety after being installed on vehicle;
(5) it is equipped with scanner and printer, work log and printing identification label can be automatically generated, further realize journey Efficiency is write with a brush dipped in Chinese ink in the automation that sequence is write with a brush dipped in Chinese ink and detected, raising.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification For the equivalent embodiment of equivalent variations, as long as be without departing from technical solution of the present invention content, it is right according to the technical essence of the invention Any simple modification, equivalent change and modification made by above example, in the range of still falling within technical solution of the present invention.

Claims (10)

1. a kind of program writing and detection device, which is characterized in that including host computer, junction box, load box, power supply box and folder Tool, the host computer, the power supply box and the fixture are connect with the junction box respectively, and the load box connects with described respectively Line case is connected with the host computer, the fixture be equipped with clamping part for fixing controller to be measured and for it is described to be measured The interconnecting piece of controller electrical connection, the host computer includes preliminary examination module, program writing module and detection module, the preliminary examination mould Block is used to carry out circuit preliminary examination to the controller to be measured on the fixture according to the locking signal of the fixture.
2. program writing as described in claim 1 and detection device, which is characterized in that the host computer includes embedded software Industrial personal computer and the input and output board connected with the industrial personal computer, analog output card, CAN transmit and receive card.
3. program writing as described in claim 1 and detection device, which is characterized in that the detection module includes hardware detection Unit and software detection unit.
4. program writing as claimed in claim 3 and detection device, which is characterized in that described program write with a brush dipped in Chinese ink and detection device also Including alarm module, the type of alarm of the alarm module includes preliminary examination fault alarm, high temperature alarm, overtemperature alarm, connection mistake Lose alarm, write with a brush dipped in Chinese ink unsuccessfully alarm and hardware detection unsuccessfully alarm.
5. program writing as described in claim 1 and detection device, which is characterized in that described program write with a brush dipped in Chinese ink and detection device also Including scanner, the scanner is connect with the host computer, and the scanner is for scanning the controller to be measured in institute It states and forms work log corresponding with each controller to be measured in host computer, the work log includes the journey of the controller to be measured Sequence version.
6. program writing as claimed in claim 5 and detection device, which is characterized in that the host computer further includes verification mould Block, the authentication module are used to verify the program version of the program version and controller to be measured stored in the host computer Whether identifying code is consistent.
7. program writing as described in claim 1 and detection device, which is characterized in that the detection module further includes detection knot Fruit analytic unit and examining report generation unit.
8. program writing as described in claim 1 and detection device, which is characterized in that described program write with a brush dipped in Chinese ink and detection device also Including printer, the printer is connect with the host computer, and the printer is used for the print command according to the host computer Print identification label corresponding with each controller to be measured.
9. program writing as described in claim 1 and detection device, which is characterized in that described for being electrically connected with controller to be measured The interconnecting piece connect is thimble.
10. program writing as described in claim 1 and detection device, which is characterized in that the load box include conditioning and after Electric appliance load plate.
CN201810292538.2A 2018-03-30 2018-03-30 Program writing and detection device Pending CN108490917A (en)

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Application Number Priority Date Filing Date Title
CN201810292538.2A CN108490917A (en) 2018-03-30 2018-03-30 Program writing and detection device

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Application Number Priority Date Filing Date Title
CN201810292538.2A CN108490917A (en) 2018-03-30 2018-03-30 Program writing and detection device

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Publication Number Publication Date
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CN201810292538.2A Pending CN108490917A (en) 2018-03-30 2018-03-30 Program writing and detection device

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CN110647139A (en) * 2019-10-11 2020-01-03 无锡沃尔福汽车技术有限公司 Evaluation test tool and evaluation test method for OBD (on-Board diagnostics) mass production vehicle

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