CN111141497A - Optical verification equipment with simulated sunlight and verification method - Google Patents
Optical verification equipment with simulated sunlight and verification method Download PDFInfo
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- CN111141497A CN111141497A CN202010077281.6A CN202010077281A CN111141497A CN 111141497 A CN111141497 A CN 111141497A CN 202010077281 A CN202010077281 A CN 202010077281A CN 111141497 A CN111141497 A CN 111141497A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
Abstract
The application relates to an optical verification device with a simulated sun, comprising: the track support is used for fixing the arc-shaped simulation guide rail; the arc-shaped guide rail is arranged on the rail bracket and has an arc-shaped track simulating the movement of sunlight; the lighting equipment with variable illumination intensity is arranged on the arc-shaped guide rail and is used for simulating sunlight; the motor drive control system is used for driving the lighting equipment to move on the arc-shaped track to simulate the movement of sunlight; and the rotating platform is matched with the arc-shaped track lighting equipment to simulate the relative angle change of the vehicle and the sunlight in the running process of the automobile. The optical verification equipment can simulate the light and sunlight intensity on sunny days, cloudy days, morning, noon, evening and the like; the simulation of light entrance and reflection of the automobile glass at various angles in the running process of the automobile is researched by matching with a rotating platform; the interior reflection of light problem of car is effectively researched and solved to this application, dazzles and reflection of light quantization test platform through this vehicle is inside, has increased vehicle driver's trip safety.
Description
Technical Field
The invention belongs to the field of laboratory mechanical equipment, and particularly relates to a reflection analysis and improvement test for automotive interiors.
Background
In recent years, with the development of the modern automobile industry and the rise of automobile culture, consumers have increasingly diversified requirements on the attractive design of automobile interior trim while pursuing the excellent performance of the whole automobile. The arrangement and materials of instrument panels, vehicle-mounted display screens and the like serving as core display parts of the interior are also changing day by day. In addition, interior designers have begun to employ chrome-plated decorative strips and painted piano pieces in large quantities to enhance the quality and aesthetic appeal. At the same time, however, these designs increase the risk of glare problems in the vehicle.
To solve the above problems, the vehicle interior glare and reflection test was established.
The prior art uses a solution to solve the above problem, and the first solution is: design 1 independent fixed lighting device, can realize adjusting light angle according to the experiment demand and satisfy the user and acquire and research reflection of light parameter.
Referring to the fixed lighting device shown in fig. 1, the analysis and quantitative research on the high-reflection part of the vehicle interior trim in the morning, at noon and in the evening is tested by adjusting the lighting angle.
Obviously, although the scheme can meet the requirements of experimenters on research of reflection experiments and reflection quantitative analysis for providing data information, the scheme is single in operation and single in scene capable of simulating real sunlight illumination, and multi-directional and multi-scene mode experiments cannot be provided for the experimenters at the present stage along with the diversified development of automobiles.
Disclosure of Invention
In order to solve the technical problems, the application provides an optical verification device with simulated sunlight, which performs tests on dazzling and light reflecting conditions of different areas and light reflecting ornaments in a vehicle on a rotating platform to obtain corresponding analysis conclusions, so that the optical verification device is applied to automobile standards and industrial standards to provide guidance and specifications for the design of the whole vehicle.
The reflecting device comprises a track bracket, a light source and a light source, wherein the track bracket is used for fixing an arc-shaped simulation guide rail;
the arc-shaped guide rail is arranged on the rail bracket and has an arc-shaped track simulating the movement of sunlight;
the lighting equipment with variable illumination intensity is arranged on the arc-shaped guide rail and is used for simulating sunlight;
the motor drive control system is used for driving the lighting equipment to move on the arc-shaped track to simulate the movement of sunlight;
a rotary platform which can simulate the relative angle change of the vehicle and the sunlight in the running process of the automobile in cooperation with the arc-shaped track lighting equipment
In the process of using the device for simulating the automobile, the lighting device gradually moves on the arc-shaped track to simulate the position of the sun in different time intervals, and can simulate the position from the morning when the sun rises from the horizon to the noon sun, so that the automobile appearance piece and the inside of the automobile are provided with different-angle all-directional illumination light, and the rotating platform can simulate the illumination change condition caused by direction change due to turning, backing, lane changing and other operations in the driving process of the automobile. Therefore, compared with the prior illumination simulation equipment, the multi-directional illumination simulation device can simulate light rays in multiple directions, and the multi-directional illumination simulation device can complete more multi-directional illumination experiments compared with the prior art.
These increased pleiotropic experiments include, but are not limited to: aiming at the reflection simulation of a central display screen in the vehicle; simulating the reflecting state of Cluster and lens thereof; aiming at the reflection state simulation of the front windshield of the upper instrument board; aiming at the reflection state simulation of the area of the exterior rearview mirror; aiming at the simulation of the reflecting state of other high-gloss ornaments such as chrome-plated strips and the like in the automobile;
the invention also provides a method for simulating the optical verification of sunlight by utilizing the equipment, which comprises the following steps: the vehicle is fixed on the rotary platform, and the light equipment on the movable arc-shaped track simulates the sun to irradiate the vehicle on the rotary platform from different positions;
testing the reflection information of the vehicle interior part to the human eyepoint;
reflection parameter table for establishing vehicle type interior trim arrangement and material
The reflection parameter table obtained by simulation according to the method can be used for quantitatively comparing reflection conditions of a test vehicle and a standard vehicle type, and has important reference significance for optimizing interior design and reducing reflection dazzling and the like.
Drawings
FIG. 1 is a schematic diagram of a prior art optical verification model.
FIG. 2 is a schematic diagram of an optical verification device with simulated sunlight according to the present technology.
Fig. 3 is a top view of an optical verification apparatus.
Fig. 4 is a top view of the lighting device.
Fig. 5 is a side view of a light fixture.
Fig. 6 is a top view of the structure of the spotlight in the lighting device.
Fig. 7 is a perspective view of a spotlight structure.
FIG. 8 is a flow chart of a method for simulating optical verification of sunlight.
Detailed Description
Referring to the light simulation system shown in fig. 1, only the reflecting requirements of necessary components for fixed-angle reflecting simulation are shown in the figure, and the simulated light angle is limited and cannot provide experimental analysis of various scene modes.
Referring to fig. 2, the present invention provides a sunlight-reflective optical authentication apparatus including:
a rail bracket 114 for fixing the arc-shaped simulation guide rail 104; the rail bracket 114 extends beyond a laterally extending fixed rod 112, the fixed rod 112 being connected to one side of the arcuate rail 104.
An arc-shaped guide rail 104 arranged on the rail bracket 114 and having an arc-shaped track simulating the movement of sunlight; the track of the arc-shaped guide rail 104 is used for guiding the light equipment on the arc-shaped guide rail 104 to move along the arc-shaped track;
a variable light intensity light fixture 102 mounted on the curved track 104 for simulating daylight;
the motor drive control system 124 is used for driving the lighting equipment 102 to move on the arc-shaped track to simulate the movement of sunlight; the motor drive control system 124 can control the position of the light fixture 102 on the track to achieve simulation of daylight at different angles;
the rotating platform 122 is matched with the light equipment capable of simulating the relative angle change of the vehicle and the sunlight in the driving process of the automobile on the arc-shaped rail 110.
The movement of the spotlight simulates the sunlight track device in the application, so that the sunrise and sunset illumination angle can be simulated, and the light inlet quantity can be adjusted by adjusting the illumination intensity of the lighting equipment 102. During the use process, various driving operation simulations such as forward movement and backward movement of a vehicle driver can be realized according to the requirements of experimenters. The lowest position 120 and the highest position 106 of the spotlight rail move gradually, the dazzling reflection influence of any sunlight angle on the highlight part of the interior trim of the vehicle is simulated between 0 and 90 degrees, and the moving position of the lighting equipment 102 can be adjusted according to the control motor control moving range of 21.
The arc-shaped guide rail 104 described with reference to fig. 3 includes two arc-shaped rods 304 parallel to each other, the two arc-shaped connecting rods 302 are arranged at a certain distance, the two arc-shaped rods 304 are connected with each other through a plurality of connecting rods 302 parallel to each other, the rail bracket 114 is connected to one side of the arc-shaped track, and the bottom of the rail bracket 114 is fixed on the ground.
With continued reference to fig. 2, in a preferred embodiment, the arc-shaped track 104 is provided with an angle mark 108 for marking an angle on a side surface thereof, and a plurality of angle marks are provided on the arc-shaped track, so that a user can conveniently view the angular position of the lighting device 102. The angular position is 0 degrees at the highest marker 106, 90 degrees at the lowest, gradually increasing 5 degrees between the two markers, and 45 degrees at the middle marker 110. The angle mark is used for accurately reading the real-time angle value and counting the reflection experiment data of the time period.
Referring to fig. 4 and 5, the light device is movably fixed on the arc-shaped rail 104 by a base 124, and a plurality of spot lights 306 are fixed on a side of the base 124 far from the arc-shaped rail 104. On the side where the base 124 and the rail bracket are connected, the base 124 is provided with the connecting rod 402, two ends of the connecting rod are provided with the gears 422, correspondingly, the arc-shaped rail and the lighting device connecting surface are provided with the racks matched with the gears 422, and when the gears 422 are driven by the motor 421, the lighting device 102 can move along the racks so as to move on the arc-shaped rail 104.
The motor drive control system 124 includes a motor, a gear 422, and a corresponding controller 425. The motor drive control system 124 can control the number of turns of the motor to drive the lighting device 102 and control the location of the lighting device. The motor is preferably a servo motor, the motor is coupled to the motor controller 425, and the motor controller 425 converts the input angle into the rotation angle and the rotation number of turns of the motor, so as to drive the lighting equipment to move to the angle position corresponding to the input angle on the arc-shaped guide rail, and the lighting equipment stably moves at a constant speed by matching with the equipment through the tension pulley 423 to reach the experimental position.
The motor controller 425 may also be connected to a hand-held controller (not shown) in a wireless communication manner, so that the experimenter can conveniently hold the hand-held controller and stand at a proper position to observe the movement of the lighting equipment 102. The device driving mode is wirelessly electrically controlled by the control motor 421. The rail bracket 114 and the base for fixing the arc-shaped guide rail 104 both have national standard thickness to provide enough strength. The components of the base 124 and the fixing frame 114 may be made of a stronger alloy material, such as steel, titanium, steel, etc., or 304 stainless steel, 7075 aluminum alloy, and a composite elastic material thereof.
The spotlight 306 described with reference to fig. 6 and 7 may simulate illumination in different weather conditions. Control lines 518 of the spotlight 306 may control the spotlight 306 switching and brightness. The filter 504 can be replaced in front of the spotlight 306 to simulate different weather sunlight scene modes, for example, the sunny mode is realized by replacing a colorless filter, and the cloudy mode is realized by replacing a fogging filter.
The rotating platform 122 can support the automobile 118 and rotate the angle of the automobile during testing to simulate the change of the angle of the automobile 118 in the actual driving process, and the change of the angle between the light emitted by the lighting device 102 and the angle of the automobile 118 can simulate the real change effect of the light inside and outside the automobile.
The rotating platform 122 is driven by a motor, and similarly, the rotating angle of the motor can be controlled by a controller, and the rotating angle is specifically set according to experiment requirements.
The arcuate track 104 and the rotary platform 122 are used in conjunction with testing in performing optical simulation experiments to form various real-world illumination simulations of the experimental vehicle.
For example, by moving the light setting 102 to the position verification limit angle at which the reference numerals 120 and 106 are located, the interior screen reflection is tested by illuminating the front windshield with the spot lights 306. The controller of the lighting equipment 102 can adjust the illumination intensity according to the requirement of the experimenter through the control wiring harness 518, and experimental data can be visually provided for the experimenter. For another example, the influence of the angular change sunlight on the interior high-reflection part on the driver during the running of the vehicle 118 can be simulated by rotating the rotary platform 122.
The motor drives the lights on the curved track 104 to simulate the sun rising from the horizon to the noon position 120 and observe the dynamic effect of the vehicle 118 lighting as the light angle changes. In the process, the position of the rotary platform is not actively changed and is not changed due to the light movement, and the rotary platform provides a fixed scene for a light reflection experiment.
In the light test process, along with the change of the light position and the light intensity, an experimenter can adjust the position and the light intensity of the spotlight in time, so that the user can reduce the error in the test process to ensure the test accuracy.
The tester needs to pay attention to the following details in the case of using the present apparatus: when the morning light and the noon light are simulated, the light intensity is adjusted in time to match the corresponding scene; when weather is simulated in an experiment, the corresponding diaphragm 504 needs to be replaced in time, so that the collected data is ensured to be correct.
Referring to fig. 8 the present application provides an optical verification device with simulated sunlight further comprising the steps of: s1, an experimenter correctly moves an experimental vehicle to a rotary platform 8 to enable the experimental vehicle to be firmly fixed, and the experimental vehicle is started to turn off other light sources except a spotlight; s2, starting the sunlight simulating equipment, and adjusting the relative position relation between the rotary platform 8 and the light test 5 according to the initial position of the light equipment; s3, controlling the spotlight system to move to a tester testing angle, and in the process, moving the light equipment on the arc-shaped track to simulate the sun to irradiate the vehicle on the rotary platform from different positions;
s4, replacing the optical filter to test the reflection influence of the lamplight on the eyespot in sunny days, cloudy days, morning, noon and evening; the method for testing the reflection information of the interior trim part of the vehicle to the human eyepoint comprises testing the dazzling and reflection information in the vehicle.
S5, collecting and sorting the reflection information data, and establishing a reflection parameter table of vehicle type interior trim arrangement and materials. The reflection parameter table includes: after the test is finished, the reflection data information of the screen highlight reflection part to the eyepoint needs to be recorded, so that the parameterized vehicle type reflection information is formed.
The S6 test is completed and the device is reset.
Compared with the prior art, the scheme of the application has at least the following improvements: 1. the diversified multi-scene testing degree of an experimenter is increased, and the experimental design is more in line with the behavior habit of modern vehicle drivers. 2. The wireless control system is added to the equipment, so that the use and the operation are simple and understandable, the personnel investment is reduced, and the labor cost is reduced. 3. The reflection of light equipment has improved experiment work efficiency, and more effective audio-visual feedback gives experimenter experimental data. 4. The complexity of data information arrangement in the later period of the experiment is reduced. 5. The device can meet the requirement of testing various opposite-sign vehicle type reflection experiments and has a vital significance for the whole vehicle man-machine arrangement in the automobile industry. The interior reflection of light problem of car is effectively researched and solved to this application, dazzles and reflection of light quantization test platform through this vehicle is inside, has increased vehicle driver's trip safety.
Claims (10)
1. An optical authentication device with simulated sunlight, comprising:
the track support is used for fixing the arc-shaped simulation guide rail;
the arc-shaped guide rail is arranged on the rail bracket and has an arc-shaped track simulating the movement of sunlight;
the lighting equipment with variable illumination intensity is arranged on the arc-shaped guide rail and is used for simulating sunlight;
the motor drive control system is used for driving the lighting equipment to move on the arc-shaped track to simulate the movement of sunlight;
and the rotating platform is matched with the arc-shaped track lighting equipment to simulate the change of the relative angle between the vehicle and the sunlight in the running process of the automobile.
2. The device for optical verification with simulated sunlight according to claim 1, wherein said arc-shaped guide rail is provided with a mark for displaying the angle of the lighting device.
3. An optical authentication apparatus with simulated sunlight according to claim 1, wherein the arc-shaped guide rail comprises two arc-shaped rods parallel to each other.
4. An optical verification device with simulated sunlight according to claim 1 wherein said rail holder, said rotating platform, comprises 304 stainless steel, 7075 alloy aluminum and composite elastic materials thereof.
5. A method of simulating optical verification of sunlight, comprising the steps of: the vehicle is fixed on the rotary platform, and the light equipment on the movable arc-shaped track simulates the sun to irradiate the vehicle on the rotary platform from different positions;
testing the reflection information of the vehicle interior part to the human eyepoint;
and establishing a reflection parameter table of vehicle type interior trim arrangement and materials.
6. The method of simulating the optical verification of sunlight as claimed in claim 1, further comprising the steps of: replacing a light filter of the lighting equipment, and simulating the reflection simulation of the eyepoints of the human body in different weathers;
moving lighting equipment on the arc-shaped track to simulate the sun to irradiate the vehicle on the rotary platform from different positions; testing dazzling and light reflecting information in the vehicle; and establishing a dazzling and light-reflecting information parameter table of vehicle type interior trim arrangement and materials.
7. The method for simulating the optical verification of the sunlight as claimed in claim 6, wherein the position of the rotating platform is unchanged when the step "vehicle is fixed on the rotating platform" is performed, and the rotating platform provides a fixed scene for the reflection experiment.
8. The method of simulating the optical verification of sunlight as claimed in claim 6, further comprising the steps of: and the replacement of the green light sheet of the lighting equipment simulates different weather for simulating a sunny day mode and a cloudy day mode.
9. The method for simulating the optical verification of sunlight according to claim 5, wherein an electric driving device is provided, and the electric driving device moves the lighting equipment on the arc-shaped track to simulate the rising of the sun from the horizon to the midday position.
10. A method of optical verification of simulated sunlight as claimed in any one of claims 5 to 9, further comprising the steps of: and rotating the rotary platform to simulate the influence of the change of angles of sunlight on the interior high-reflection part on a driver in the running process of the vehicle.
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| CN202010077281.6A CN111141497A (en) | 2020-01-26 | 2020-01-26 | Optical verification equipment with simulated sunlight and verification method |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112146893A (en) * | 2020-09-29 | 2020-12-29 | 安徽江淮汽车集团股份有限公司 | In-vehicle light reflection detection device and light reflection detection method |
| CN112197192A (en) * | 2020-09-10 | 2021-01-08 | 深圳市骁阳工程咨询有限公司 | Sunlight simulation illumination control method, device and equipment |
| CN112437517A (en) * | 2020-10-26 | 2021-03-02 | 成都华体慧城科技有限公司 | Automatic brightness adjusting system for intelligent street lamp |
| CN112765799A (en) * | 2021-01-11 | 2021-05-07 | 重庆长安汽车股份有限公司 | Method for verifying dazzling risk of whole vehicle |
| CN113125127A (en) * | 2021-04-26 | 2021-07-16 | 东风汽车集团股份有限公司 | Optical scene simulation method and device based on human eye vision |
| CN117133096A (en) * | 2023-10-26 | 2023-11-28 | 中汽研汽车检验中心(宁波)有限公司 | Test system and test method for driver attention monitoring system |
| CN117147183A (en) * | 2023-10-27 | 2023-12-01 | 中国汽车技术研究中心有限公司 | Strong light interference system for vehicle safety test |
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| CN112197192A (en) * | 2020-09-10 | 2021-01-08 | 深圳市骁阳工程咨询有限公司 | Sunlight simulation illumination control method, device and equipment |
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| CN117133096A (en) * | 2023-10-26 | 2023-11-28 | 中汽研汽车检验中心(宁波)有限公司 | Test system and test method for driver attention monitoring system |
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| CN117147183A (en) * | 2023-10-27 | 2023-12-01 | 中国汽车技术研究中心有限公司 | Strong light interference system for vehicle safety test |
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Application publication date: 20200512 |