CN206920554U - A kind of hardware-in―the-loop test system of car body controller - Google Patents
A kind of hardware-in―the-loop test system of car body controller Download PDFInfo
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- CN206920554U CN206920554U CN201720498101.5U CN201720498101U CN206920554U CN 206920554 U CN206920554 U CN 206920554U CN 201720498101 U CN201720498101 U CN 201720498101U CN 206920554 U CN206920554 U CN 206920554U
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Abstract
The utility model embodiment provides a kind of hardware-in―the-loop test system of car body controller, including：Desktop；PMU is provided with above desktop in stand and surveys trial functions board unit subrack；Real-time system, survey trial functions board unit subrack, conditioning unit subrack and load are provided with below desktop in stand and takes out case.A kind of hardware-in―the-loop test system of the car body controller provided by the utility model embodiment, simulates various operating modes and fault mode, realizes the automatic test to car body controller.
Description
Technical field
The utility model embodiment is related to car body controller technical field of measurement and test, more particularly to a kind of car body controller is hard
Part is in ring test system.
Background technology
With the development of automotive electronic technology, the application of automobile vehicle body controller (BCM, Body Control Module)
So that the security of body electronics electrical equipment, comfortableness improve constantly, the control of the product such as car light, driven rearview mirrors, automatic seat
Device is widely used.
At present, domestic many manufacturers have been able to autonomous Design car body controller and put into batch production.It is but right
The detection of car body controller also rests on manual testing's stage, it is impossible to carries out automatic test, influences overall production efficiency.
Therefore, how to carry out automatic test to car body controller turns into those skilled in the art's urgent problem to be solved.
Utility model content
The utility model embodiment provides a kind of hardware-in―the-loop test system of car body controller, to solve prior art
In can not to car body controller carry out automatic test the problem of.
The utility model embodiment provides a kind of hardware-in―the-loop test system of car body controller, including：
Desktop；
PMU is provided with above desktop in stand and surveys trial functions board unit subrack；
Real-time system, the survey trial functions board unit subrack, conditioning unit subrack are provided with below desktop in stand
Case is taken out with load；
The CPU board card of operation comfort system model is provided with the real-time system, and, collection or output I/O signal, CAN
Signal and LIN signals simultaneously realize what is interacted with tested controller by coordinating with survey trial functions board and conditioning unit
PXI and PXIe boards；
Be provided with the survey trial functions board unit subrack the tested controller is carried out electrifying timing sequence control and
The power supply switching board of electrostatic flow measurement, the direct fault location board of fault simulation is carried out, to the quilt to the tested controller
Threeway board, the electric current for carrying out current measurement to the tested controller that survey controller carries out true/simulation test switching are adopted
The electronic load board that collection board and the loaded work piece electric current to the tested controller are controlled；
It is provided with the conditioning unit subrack and coordinates PXI the and PXIe boards by the I/O signal, the CAN signal
Nursed one's health, amplified with the LIN signals, to adapt to the conditioning unit of the tested controller electric signal type；
The load takes out case and accommodates the tested controller and true/fictitious load.
Preferably, stand is divided into four groups wide 19 inches, high 7U space for installing the power supply above the desktop
Administrative unit and the survey trial functions board unit subrack.
Preferably, below the desktop stand be divided into four groups a width of 19 inches, a height of 13U space be used to installing it is described
Case is taken out in real-time system, the survey trial functions board unit subrack, the conditioning unit subrack and the load.
Preferably, the cabinet of the real-time system is NI PXI cabinets.
Preferably, stand top is provided with the round-meshed metallic plate of tool above the desktop, and the metallic plate is used to hang
True/the fictitious load and switch.
Preferably, the system also includes：Support the metallic plate, fang platform under stand and the desktop above the desktop
The support of frame, cabling channel and coupling terminal block are provided with the support.
Preferably, the material of the support is aluminium section bar.
Preferably, any one or both sides of stand and desktop lower section stand are provided with cabling above the desktop
Groove.
Preferably, stand and the support bottom are provided with wheel below the desktop.
Preferably, the desktop is antistatic desktop.
A kind of hardware-in―the-loop test system for car body controller that the utility model embodiment provides, passes through fang platform on desktop
The PMU that is set in frame and survey trial functions board unit subrack, be provided with below desktop in stand real-time system,
Survey trial functions board unit subrack, conditioning unit subrack and load and take out case, simulate various operating modes and fault mode, realize to car
The automatic test of body controller.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are
Some embodiments of the utility model, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of hardware-in―the-loop test system architecture signal for car body controller that the utility model embodiment provides
Figure；
Fig. 2 is a kind of hardware-in―the-loop test system architecture signal for car body controller that the utility model embodiment provides
Figure.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Fig. 1 is a kind of structural representation of the hardware-in―the-loop test system for car body controller that the utility model embodiment provides
Figure；
Fig. 2 is a kind of structural representation of the hardware-in―the-loop test system for car body controller that the utility model embodiment provides
Figure.
The utility model embodiment provides a kind of hardware-in―the-loop test system of car body controller, can be used for test carriage
Body controller, as shown in figure 1, the system includes：Stand 2, desktop lower section stand 3 above desktop 1, desktop；Stand 2 above desktop
In be provided with PMU and survey trial functions board unit subrack；Real-time system is provided with below desktop in stand 3, is surveyed
Case is taken out in trial functions board unit subrack, conditioning unit subrack and load；
The CPU board card of operation comfort system model is provided with real-time system, and, collection or output I/O signal, CAN signal
With LIN signals and by realizing the PXI interacted with tested controller with surveying trial functions board and conditioning unit cooperation
(PCI eXtensions for Instrumentation, the PCI towards instrument system extend) and PXIe (PCI
EXtensions for Instrumentation Express, the PCI towards instrument system extend) board；Need
Bright, the cabinet of real-time system is NI PXI (measurement based on PC issued by NI companies and automation platform) cabinet.
Survey in trial functions board unit subrack to be provided with and electrifying timing sequence control and electrostatic current survey are carried out to tested controller
The power supply switching board of examination, carried out to being tested controller the direct fault location board of fault simulation, tested controller is carried out it is true/
The threeway board of simulation test switching, carry out the current acquisition board of current measurement and to being tested controller to being tested controller
The electronic load board that loaded work piece electric current is controlled；
It is provided with conditioning unit subrack and coordinates PXI and PXIe boards to be adjusted I/O signal, CAN signal and LIN signals
Reason, amplification, to adapt to the conditioning unit of tested controller electric signal type；
Load takes out case and accommodates tested controller and true/fictitious load.Wherein, tested controller can be rain brush electricity
It is machine, glass lifting motor, air blower, warm wind motor, electric control door lock mechanism, headlamp, driven rearview mirrors, radar for backing car, antitheft
Controlling alarm, air bag control etc. car body controller.
The hardware-in―the-loop test system of a kind of car body controller provided by the utility model embodiment, by desktop
The PMU that is set in fang platform frame and trial functions board unit subrack is surveyed, real-time system is provided with stand below desktop
Case is taken out in system, survey trial functions board unit subrack, conditioning unit subrack and load, simulates various operating modes and fault mode, realizes
To the automatic test of car body controller.
In the utility model embodiment, it can be diagnosed to be whether load light fixture is said exemplified by failure by tested controller
It is bright.
Electric drive signal detection load light fixture is sent to load light fixture can normally light, if load light fixture can be lighted,
Then to load light fixture injection open fault, if tested controller can detect open fault, the tested controller is normal；If
Open fault can not be detected, then is tested controller failure.
Specifically, write test case program, CPU testing results according to syntax rule in automatic test software in advance
Use-case program, it is automatic to trigger variable of the comfort system model generation for analog switch, PXI and PXIe boards collection analog switch
Variable, and will corresponding with the variable of the analog switch electric signal of output.
The electric signal is received in digital output signal conditioning plate clamping in conditioning unit subrack, and is converted electrical signals to tested
The electric signal that controller can identify, the electric signal after conversion is inputted into pin corresponding to tested controller.
Tested controller receives the electric signal after conversion, sends the electric drive signal for lighting load light fixture, electric drive letter
Load light fixture corresponding to number being lighted after surveying the direct fault location board in trial functions board subrack.If light fixture is loaded not by point
Bright, then explanation load light fixture is failed, it is necessary to change load light fixture working properly to test tested controller；If load light fixture
It is lit, then can explanation load light fixture be working properly, can be to load light fixture injection open fault, to test tested controller
Detect open fault.
The digital input signals conditioning plate in electric drive signal arrival conditioning unit subrack is drawn on direct fault location board
Card, nurses one's health into the Transistor-Transistor Logic level signal that real-time system can identify, Transistor-Transistor Logic level signal is sent into comfort system model, automatic test
Software reads the value of the electric drive signal variable corresponding with Transistor-Transistor Logic level signal in comfort system model automatically, sentences according to the value
Whether normal power off drive signal.If electric drive signal is normal, automatic testing software sends serial port command to be believed to the electric drive
Number the passage of direct fault location board perform open fault, read the diagnosis in tested controller CAN message, judge tested control
Whether device accurately detects open fault.The digital output signal variable collected and CAN message signal by more than are remembered automatically
In the template file for recording related pattern, test report is generated, judges whether tested controller function is normal for analysis.
To realize the modelling of test system, the space of stand 3 below stand 2 above desktop and desktop can be divided
Area, specifically, stand 2 can be divided into four groups wide 19 inches, high 7U (1U=44.5mm) space for installing above desktop
PMU and survey trial functions board unit subrack；Stand 3 can be divided into four groups a width of 19 inches, height below desktop
For 13U space case is taken out for installing real-time system, surveying trial functions board unit subrack, conditioning unit subrack and load.
As shown in Fig. 2 stand top can be provided with the round-meshed metallic plate 4 of tool above desktop, metallic plate 4 is used to hang
Truly/fictitious load and switch.Metallic plate 4 can be vertically set on the top of stand 3, also tiltable above desktop and be arranged at desktop
Top stand top.
In order to strengthen the overturning-preventing of test system, the test system also includes that metallic plate 4 can be supported, fang platform on desktop
The support 5 of stand 3 below frame 2 and desktop.Because aluminium section bar has good thermal conductivity, machinability, nonferromagnetic and fire-retardant
Property, the material of the support can be aluminium section bar.
Cabling channel and coupling terminal block are provided with support 5, promising tested controller, power management list are stored in cabling channel
Member, survey the wire harness that case power supply is taken out in trial functions board unit subrack, real-time system, conditioning unit subrack and load.Binding post
Platform can connect tested controller and each subrack by wire harness and/or connector, realize the test to being tested controller.Desktop
Any one or both sides of stand are provided with cabling channel below top stand and desktop, to store rat tail.
Stand 3 and the bottom of the support 5 are provided with wheel 6 below desktop, so as to the mobile test system, shorten and connect
The length of wiring beam.
Need to illustrate, for each subrack when being operated, meeting build up of electrostatic charge, to prevent electrostatic, desktop can
Think antistatic desktop, using antistatic fire-retardant plate or antistatic station cushion, there is antistatic performance.
Device embodiment described above is only schematical, wherein the unit illustrated as separating component can
To be or may not be physically separate, it can be as the part that unit is shown or may not be physics list
Member, you can with positioned at a place, or can also be distributed on multiple NEs.It can be selected according to the actual needs
In some or all of module realize the purpose of this embodiment scheme.Those of ordinary skill in the art are not paying creativeness
Work in the case of, you can to understand and implement.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (10)
- A kind of 1. hardware-in―the-loop test system of car body controller, it is characterised in that including：Desktop；PMU is provided with above desktop in stand and surveys trial functions board unit subrack；Real-time system, the survey trial functions board unit subrack, conditioning unit subrack are provided with below desktop in stand and is born Load takes out case；The CPU board card of operation comfort system model is provided with the real-time system, and, collection or output I/O signal, CAN signal With LIN signals and by with survey trial functions board and conditioning unit coordinate realize the PXI that is interacted with tested controller and PXIe boards；It is provided with the survey trial functions board unit subrack and electrifying timing sequence control and electrostatic is carried out to the tested controller The power supply switching board of current test, the direct fault location board of fault simulation is carried out to the tested controller, to described by observing and controlling Device processed carries out the threeway board of true/simulation test switching, the current acquisition plate of current measurement is carried out to the tested controller Card and the electronic load board being controlled to the loaded work piece electric current of the tested controller；It is provided with the conditioning unit subrack and coordinates PXI the and PXIe boards by the I/O signal, the CAN signal and institute State LIN signals to be nursed one's health, amplified, to adapt to the conditioning unit of the tested controller electric signal type；The load takes out case and accommodates the tested controller and true/fictitious load.
- 2. hardware-in―the-loop test system according to claim 1, it is characterised in that stand is divided into four above the desktop Wide 19 inches, high 7U the space of group is used to install the PMU and the survey trial functions board unit subrack.
- 3. hardware-in―the-loop test system according to claim 1, it is characterised in that stand is divided into four below the desktop Group is a width of 19 inches, a height of 13U space is used to install the real-time system, the survey trial functions board unit subrack, institute State conditioning unit subrack and case is taken out in the load.
- 4. hardware-in―the-loop test system according to claim 1, it is characterised in that the cabinet of the real-time system is NI PXI cabinets.
- 5. hardware-in―the-loop test system according to claim 1, it is characterised in that stand top is set above the desktop There is the round-meshed metallic plate of tool, the metallic plate is used to hang the true/fictitious load and switch.
- 6. hardware-in―the-loop test system according to claim 5, it is characterised in that also include：Support the metallic plate, institute The support of stand and desktop lower section stand above desktop is stated, cabling channel and coupling terminal block are provided with the support.
- 7. hardware-in―the-loop test system according to claim 6, it is characterised in that the material of the support is aluminium section bar.
- 8. hardware-in―the-loop test system according to claim 1, it is characterised in that stand and the table above the desktop Any one or both sides of stand are provided with cabling channel below face.
- 9. hardware-in―the-loop test system according to claim 6, it is characterised in that stand and the branch below the desktop Frame bottom is provided with wheel.
- 10. hardware-in―the-loop test system according to claim 1, it is characterised in that the desktop is antistatic desktop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720498101.5U CN206920554U (en) | 2017-05-05 | 2017-05-05 | A kind of hardware-in―the-loop test system of car body controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720498101.5U CN206920554U (en) | 2017-05-05 | 2017-05-05 | A kind of hardware-in―the-loop test system of car body controller |
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| Publication Number | Publication Date |
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| CN206920554U true CN206920554U (en) | 2018-01-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959834A (en) * | 2020-09-01 | 2020-11-20 | 上海航天控制技术研究所 | Satellite semi-physical simulation test bed |
| CN113204225A (en) * | 2021-04-14 | 2021-08-03 | 一汽奔腾轿车有限公司 | Automobile load simulation device and test method |
-
2017
- 2017-05-05 CN CN201720498101.5U patent/CN206920554U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959834A (en) * | 2020-09-01 | 2020-11-20 | 上海航天控制技术研究所 | Satellite semi-physical simulation test bed |
| CN111959834B (en) * | 2020-09-01 | 2022-04-08 | 上海航天控制技术研究所 | Satellite semi-physical simulation test bed |
| CN113204225A (en) * | 2021-04-14 | 2021-08-03 | 一汽奔腾轿车有限公司 | Automobile load simulation device and test method |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co., Ltd Address before: 8 / F, block B, No. 11, Anxiang Beili, Chaoyang District, Beijing 100101 Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |