CN202995450U - Automatic testing table used for automobile headlamp adjustment controller - Google Patents

Automatic testing table used for automobile headlamp adjustment controller Download PDF

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Publication number
CN202995450U
CN202995450U CN 201220606676 CN201220606676U CN202995450U CN 202995450 U CN202995450 U CN 202995450U CN 201220606676 CN201220606676 CN 201220606676 CN 201220606676 U CN201220606676 U CN 201220606676U CN 202995450 U CN202995450 U CN 202995450U
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China
Prior art keywords
controller
hardware
rack
headlight
output
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CN 201220606676
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Chinese (zh)
Inventor
沈晓斌
戴胜晓
赵鸿璐
钱晓华
李�真
唐善政
石永金
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SAIC Motor Corp Ltd
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SAIC Motor Corp Ltd
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Priority to CN 201220606676 priority Critical patent/CN202995450U/en
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Abstract

The utility model discloses an automatic testing table used for an automobile headlamp adjustment controller. The automatic testing table used for the automobile headlamp adjustment controller includes a hardware-in-loop testing equipment cabinet (1), an upper computer controller (2), a simulation environment rack (3) and a to-be-tested controller (4). The hardware-in-loop testing equipment cabinet is connected with the simulation environment rack and the to-be-tested controller through wire harnesses. The upper computer controller is connected with the hardware-in-loop testing equipment cabinet through a network cable. An output terminal of the simulation environment rack is connected with the to-be-tested controller. The to-be-tested controller realizes output control of a headlamp adjusting motor (5). Different working conditions requiring simulation are arranged in the upper computer controller for controlling hardware to drive an engine controller in the simulation environment rack, a gearbox controller and an automobile body controller to simulate real automobile state in a loop control equipment cabinet. The to-be-tested controller receives controller output signals driving the simulation environment rack and simulation height sensor signals output from the loop control equipment cabinet by the hardware. The to-be-tested controller realizes output control of the headlamp adjusting motor (5), so that the automatic adjustment of a headlamp is realized.

Description

Headlight for vehicles adjustment control automatic testing stand
Technical field
The utility model relates to a kind of automatic testing stand of headlight for vehicles adjustment control, can simulate various static state and the dynamic operation condition of real vehicle by hardware in the ring test system, realizes the full working condition measurement to the robotization of headlight adjustment control.
Background technology
Due to the high speed development of automobile electric appliance system, the quantity of all kinds of controller units and complicacy are all increasing fast.For guaranteeing reliable, the stable work within its product life cycle of vehicle complete vehicle ECU (Electrical Control Unit), higher requirement has been proposed for the test of ECU (Electrical Control Unit).
The headlight for vehicles regulation and control system can be for the different applying working condition of user, and in the Vehicle Driving Cycle process, according to the attitude of travelling of vehicle, the key elements such as travel speed are regulated the irradiating angle of headlight.Its functional reliability and stability directly affect client's use impression and traffic safety.GB4785-2001 explicitly calls for, luminous flux is installed greater than the headlight of 2000 lumen bulbs, must be equipped with vertical varitrol.According to the requirement of rules, and the user is for the demand of active safety, and the headlight for vehicles regulation and control system more and more extensively is being applied to automotive field.Therefore, most important to the test of headlight for vehicles regulating system, but headlight for vehicles adjustment control dynamic function more complicated, various test operating modes are more, and the difficulty of engine bench test is larger.
Traditional headlight for vehicles regulation and control system test mode is difficult to the dynamic environment for use of simulating vehicle, the dynamic function of headlight regulation and control system can't fully be verified in testing laboratory, can only carry out subjective assessment in the real vehicle stage, thereby can't objectively assess the headlight for vehicles regulation and control system.If can't pinpoint the problems at the real vehicle test phase, the problem in stage rectification cost is higher after sale, and the loss that enterprise is caused is larger.On the other hand, more frequent in the software upgrading of development phase controller, need a large amount of real vehicle test jobs as each more new capital, tester's workload is larger, and testing reliability also is difficult to guarantee.
Summary of the invention
The purpose of this utility model is to provide a kind of headlight for vehicles adjustment control automatic testing stand, and this test board can be simulated various static state and the dynamic operation condition of real vehicle based on hardware in the ring test system, realizes the headlight adjustment control is carried out full working condition measurement.
In order to realize above-mentioned technical purpose, the utility model adopts following technical scheme:
A kind of headlight for vehicles adjustment control automatic testing stand, comprise that hardware is at ring test rack, supervisory controller, simulated environment stand, controller to be measured, hardware is connected with simulated environment stand and controller to be measured by wire harness at the ring test rack, supervisory controller is connected at the ring test rack with hardware by netting twine, controller is surveyed in simulated environment stand output reception, and the headlight regulating electric machine is controlled in controller output to be measured;
Described hardware comprises simulating signal generation module, collection of simulant signal module, digital signal generation module, digital signal acquiring module, mixed-media network modules mixed-media, power module and realistic model at the ring test rack;
Described simulated environment stand comprises engine controller, gearbox control and car body controller;
The various operating modes that need emulation are set in described supervisory controller, control hardware is controlled rack at ring, distribute the I/O passage of hardware in ring control rack, engine controller in driving simulation environment stand, gearbox control and car body controller emulation real vehicle state, controller to be measured is accepted the controller output signal in driving simulation environment stand, and hardware controls the simulated altitude sensor signal of rack output at ring, and controller output to be measured is controlled the headlight regulating electric machine and realized that headlight regulates automatically.
Described supervisory controller is accepted hardware and is controlled the test result of rack output at ring, exports to display or printer.
The utility model can be simulated various static operating mode and the dynamic operation condition of real vehicle by hardware at ring test rack, supervisory controller and simulated environment stand, realizes the full working condition measurement that headlight adjustment control (controller to be measured) is carried out robotization; And with the measured value of controller to be measured with require numerical value to compare, judge whether controller function to be measured meets the requirements, the output test report, thereby reduce tester's working strength, improve the reliability that the headlight for vehicles regulation and control system is tested.
Description of drawings
Fig. 1 is the utility model headlight for vehicles adjustment control automatic testing stand structural representation.
In figure: 1 hardware is at the ring test rack, 2 supervisory controllers, 3 simulated environment stands, 4 controllers to be measured (headlight adjustment control), 5 headlight regulating electric machines.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Referring to figure, a kind of headlight for vehicles adjustment control automatic testing stand, comprise that hardware is at ring test rack 1, supervisory controller 1, simulated environment stand 3, controller to be measured 4, hardware is connected with simulated environment stand 3 and controller to be measured 4 by wire harness at ring test rack 1, supervisory controller 2 is connected at ring test rack 2 with hardware by netting twine, controller 4 is surveyed in the 3 output reception of simulated environment stand, and headlight regulating electric machine 5 is controlled in controller 4 outputs to be measured;
Described hardware comprises simulating signal generation module, collection of simulant signal module, digital signal generation module, digital signal acquiring module, mixed-media network modules mixed-media, power module, realistic model at ring test rack 1;
Described simulated environment stand 3 comprises engine controller, gearbox control, car body controller;
The interior various operating modes that need emulation that arrange of described supervisory controller 2, control hardware is controlled rack 1 at ring, distribute the I/O passage of hardware in ring control rack 1, engine controller in driving simulation environment stand 3, gearbox control and car body controller emulation real vehicle state, controller 4 to be measured is accepted the controller output signal in driving simulation environment stand 3, and hardware controls the simulated altitude sensor signal of rack output at ring, and controller 4 outputs to be measured are controlled headlight regulating electric machines 5 and realized that headlight regulates automatically.
Described supervisory controller 2 is accepted hardware and is controlled the test result of rack 1 output at ring, exports to display or printer obtains test report.
The course of work of the utility model headlight for vehicles adjustment control automatic testing stand is as follows:
The tester needs the clearly operating mode of test, as the vehicle accelerating mode, vehicle deceleration operating mode, vehicle climbing operating mode, and expect that controller 4(to be measured is the headlight adjustment control) to angle and response time of the drive actions of headlight regulating electric machine 5.
Use the interior set software of supervisory controller 2, the operating condition of analog simulation vehicle, supervisory controller 2 outputs signal to hardware at ring test rack 1, hardware is at the work condition state of ring test rack 1 according to setting, engine controller, gearbox control, car body controller on driving simulation environment stand 3 enter the emulation operating mode, and form closed-loop control.
After controller on simulated environment stand 3 enters the emulation operating mode, can export in real time controller 4(headlight adjustment control to be measured) needed signal, as vehicle speed signal, gear signal, brake signal, gas pedal aperture, tach signal etc.Hardware according to built-in model, calculates the height and position signal of current height sensor at ring test rack 1, sends to headlight adjustment control 4.
Headlight adjustment control 4 calculates angle and the governing response time of headlight regulating electric machine 5 according to input signal.
Hardware judges whether to meet designing requirement at the conditioning signal of ring test rack 1 Real-time Collection headlight adjustment control 4 outputs, forms test report according to test result.
Headlight adjustment control 4 is according to different operating modes and the different test request of design, can form operating mode 1, operating mode 2 ... .. operating mode n, according to different operating modes, the requirement of the output angle of headlight adjustment control 4 is outangle-1 ... ..outangle-n, the requirement of the response time of headlight adjustment control 4 is outtime-1 ... ..outtime-n, as shown in table 1 below:
Table 1
The test operating mode The output adjusting angle The output response time Whether qualified
Operating mode 1 outangle-1 outtime-1 ?
Operating mode 2 outangle-2 outtime-2 ?
?
Operating mode n outangle-n outtime-n ?
Supervisory controller 2 is accepted hardware and is controlled the test result of rack 1 output at ring, can realize the test of robotization, with the measured value of controller 4 to be measured with require numerical value to compare, judge whether controller 4 functions to be measured meet the requirements, and finally export to display or printer obtains test report.
These are only preferred embodiment of the present utility model; be not be used to limiting protection domain of the present utility model; therefore, all any modifications of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model within spirit of the present utility model and principle.

Claims (2)

1. a headlight for vehicles adjustment control automatic testing stand, comprise hardware at ring test rack (1), supervisory controller (2), simulated environment stand (3), controller to be measured (4),
It is characterized in that: hardware is connected with simulated environment stand (3) and controller to be measured (4) by wire harness at ring test rack (1), supervisory controller (2) is connected at ring test rack (1) with hardware by netting twine, controller (4) is surveyed in simulated environment stand (3) output reception, and headlight regulating electric machine (5) is controlled in controller to be measured (4) output;
Described hardware comprises simulating signal generation module, collection of simulant signal module, digital signal generation module, digital signal acquiring module, mixed-media network modules mixed-media, power module and realistic model at ring test rack (1);
Described simulated environment stand (3) comprises engine controller, gearbox control and car body controller;
the various operating modes that need emulation are set in described supervisory controller (2), control hardware is controlled rack (1) at ring, distribute the I/O passage of hardware in ring control rack (1), engine controller in driving simulation environment stand (3), gearbox control and car body controller emulation real vehicle state, controller to be measured (4) is accepted the controller output signal in driving simulation environment stand (3), and hardware is controlled the simulated altitude sensor signal of rack (1) output at ring, controller to be measured (4) output is controlled headlight regulating electric machine (5) and is realized that headlight regulates automatically.
2. headlight for vehicles adjustment control automatic testing stand according to claim 2 is characterized in that: described supervisory controller (2) is accepted hardware and is controlled the test result of rack (1) output at ring, exports to display or printer.
CN 201220606676 2012-11-16 2012-11-16 Automatic testing table used for automobile headlamp adjustment controller Active CN202995450U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220606676 CN202995450U (en) 2012-11-16 2012-11-16 Automatic testing table used for automobile headlamp adjustment controller

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104457651A (en) * 2013-09-22 2015-03-25 上海信耀电子有限公司 Detection device and detection method of automobile height sensor
CN106771789A (en) * 2017-03-14 2017-05-31 深圳市金证卡尔电子有限公司 The method for testing performance and system of a kind of automobile electronics
CN110456761A (en) * 2019-07-17 2019-11-15 中国第一汽车股份有限公司 Test macro, method and the vehicle of energy management apparatus
CN111610775A (en) * 2020-05-08 2020-09-01 长春汽车工业高等专科学校 Car headlamp control circuit test box

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104457651A (en) * 2013-09-22 2015-03-25 上海信耀电子有限公司 Detection device and detection method of automobile height sensor
CN104457651B (en) * 2013-09-22 2018-01-16 上海信耀电子有限公司 The detection device and detection method of automobile height sensor
CN106771789A (en) * 2017-03-14 2017-05-31 深圳市金证卡尔电子有限公司 The method for testing performance and system of a kind of automobile electronics
CN110456761A (en) * 2019-07-17 2019-11-15 中国第一汽车股份有限公司 Test macro, method and the vehicle of energy management apparatus
CN111610775A (en) * 2020-05-08 2020-09-01 长春汽车工业高等专科学校 Car headlamp control circuit test box

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