CN109991019A - Automotive visibility check method - Google Patents
Automotive visibility check method Download PDFInfo
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- CN109991019A CN109991019A CN201910426324.4A CN201910426324A CN109991019A CN 109991019 A CN109991019 A CN 109991019A CN 201910426324 A CN201910426324 A CN 201910426324A CN 109991019 A CN109991019 A CN 109991019A
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- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000012795 verification Methods 0.000 claims abstract description 22
- 239000011521 glass Substances 0.000 claims description 25
- 238000012360 testing method Methods 0.000 claims description 16
- 230000005622 photoelectricity Effects 0.000 claims description 14
- 238000004088 simulation Methods 0.000 claims description 11
- 238000003754 machining Methods 0.000 claims description 10
- 230000005693 optoelectronics Effects 0.000 claims description 7
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 6
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- 210000003128 head Anatomy 0.000 claims description 4
- YTAHJIFKAKIKAV-XNMGPUDCSA-N [(1R)-3-morpholin-4-yl-1-phenylpropyl] N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]carbamate Chemical compound O=C1[C@H](N=C(C2=C(N1)C=CC=C2)C1=CC=CC=C1)NC(O[C@H](CCN1CCOCC1)C1=CC=CC=C1)=O YTAHJIFKAKIKAV-XNMGPUDCSA-N 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 238000013461 design Methods 0.000 description 9
- 230000000007 visual effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000005286 illumination Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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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
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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Abstract
High, subsequent artefacts check workload that present invention relates particularly to a kind of check precision is small, the artificial accurate automotive visibility check method of check.The method includes automobile parameter setting, view verification, artificial check；Laser scanning device only draws model parameter related with view verification, and analysis speed is fast；Nucleus correcting system can be automatically performed the full content of view verification, check precision height, accuracy is good, and can be convenient for different types of automobile；The artificial measuring accuracy for checking step and accurate fixed height；The result manually checked can be fed directly to controller and complete amendment, and it is few that subsequent artefacts check workload.
Description
The application be application No. is: 201710689169.6, the applying date: 2017-08-11, a kind of patent name " automobile people
The divisional application of the patent of invention of the method for machine engineering science view verification ".
Technical field
The present invention relates to automobile ergonomics testing fields, and in particular to automotive visibility check method.
Background technique
Visual field design in automobile ergonomics is a very important content, is the main shadow of automobile active safety
The factor of sound；For this purpose, guarantee the visual field demand of driver, such as to outer signals and direction board, road boundary, pass through vehicle and
The identification of road pedestrian and acquisition of information are the tasks of automotive visibility design.
Such as the size of windshield glass of automobile can form influence to the forward vision of driver, A column will cause driver
The blind area of certain angle in forward vision, for safe driving, these factors have corresponding standards and specifications；Automobile regards at present
Wild design method is divided into two kinds, and one is traditional graphing methods, the basic principle is that by automobile side view, front view, backsight
Figure is drawn out, then in automobile side view corresponding position positioning eye ellipse position, finally calculate eye using graphing method
Elliptical area of visual field range, but this method process is cumbersome, and the precision that artificial mapping is checked is low, is easy to produce mistake；
Another design method is that the automobile threedimensional model that will be drawn is put into human engineering check software, certainly by software
It is dynamic to generate the visual field, but when which carries out field range check for rearview mirror, rearview mirror can only be selected to be located at some angle
The static check of degree progress, and the position of outside rear-view mirror and inside rear-view mirror used in reality and rotation adjustable angle, this is resulted in
A degree of error, check result inaccuracy；And the drafting of automobile threedimensional model is extremely complex, and when carrying out view verification
The model of automobile entirety is not needed actually, it is only necessary to which the moulding to the local part that the visual field causes to block, this is required again
Before importing human engineering and checking software, needs the threedimensional model of preparatory automobile to be simplified, further increase the work of check
It measures；
Above two method when calculating all can and actual conditions generate some deviations, and designing or checking stage design
Personnel are difficult to find the problem, and also have no idea effectively to test check situation；Therefore work often is designed in automotive visibility
After the completion of work, it is also necessary to it is seated in vehicle by tester and is tested accordingly, it is such as upper and lower in front view to rear seat windscreen
Whether boundary line meets the requirements, and tester is needed to be seated in car, then by room mirror observation vehicle rear object, then by
Tester judges, and it is cumbersome that such subsequent artefacts check process steps, and in order to keep result correct, each step essence
Degree requirement is very high, further increases the difficulty manually checked；Human eye is also easy to the influence by site environment in observation, such as
The factors such as illumination brightness, calibration object, cause the result manually checked also undesirable.
Summary of the invention
High, subsequent artefacts check workload that it is an object of the present invention to provide a kind of check precision is small, the artificial accurate vapour of check
Vehicle view verification method.
For achieving the above object, the technical scheme adopted by the invention is that: a kind of automotive visibility check method, it is described
Method the following steps are included: automobile parameter setting, view verification, artificial checking；
The automobile parameter setting steps are as follows: controller in 3 d modeling software using ground as horizontal plane, with automobile
Vertical plane where the left and right front-wheel line of centres is lateral face, establishes benchmark as longitudinal surface using automobile longitudinal central symmetry plane and sits
Mark system；Multi-spindle machining hand is fixed on pilot set, pilot set is adjusted to finally, then adjusting multi-spindle machining
Hand makes clamping jaw be located at specific position；Interior first laser scanner, interior second laser scanner scanning driver seat back
Inclination angle, controller control is artificial to check equipment, keeps the inclination angle for testing seat consistent with the inclination angle of driver seat back；Then
Sequentially follow the steps below:
A. the outer second laser scanner cooperation of the outer first laser scanner of vehicle, vehicle scans automobile A column, B column, front windshield glass
The mirror surface dimensional parameters of glass, automobile door glass, the lateral profile parameter of rear seat windscreen and location parameter and exterior mirror and
Location parameter；
The controller extracts clamping jaw around the position of itself rotary middle point, the position of analog light source central point respectively, and
Label is in 3 d modeling software, then by the center of the human body eye ellipse threedimensional model of the 95th percentage in 3 d modeling software
Point is overlapped with analog light source central point, then by the discretization of half-space surface of human body eye ellipse threedimensional model at multiple mobile points, with clamping jaw
Central point around itself rotation is the point of rotation, and clamping jaw is revolved respectively around the point of rotation, towards vehicle front relative to longitudinal surface is left and right
Turn 90 ° of angular range and be separated into multiple rotation angle points, then by the coordinate parameters of multiple mobile points and multiple rotation angles
The angle parameter of point is sent to multi-spindle machining hand and controls its movement, makes the central point of analog light source for the first time by all mobile
Point；When by each mobile point, clamping jaw turns over whole rotation angles within the scope of the point of rotation to left and right each 90 ° of direction respectively
After point, analog light source is moved to next mobile point again；Clamping jaw remains horizontal in the analog light source moving process
State；When clamping jaw is located at each rotation angle point, the interior first laser scanner that is arranged on analog light source, interior second laser are swept
Retouch A column, B column, front windshield, automobile door glass, the inside profile parameters of rear seat windscreen and the position of instrument real time scan car
The mirror surface dimensional parameters and location parameter of parameter and room mirror；
B. the parameter that controller scans laser scanning device in step a imports in 3 d modeling software, establishes vapour respectively
After vehicle A column, B column, front windshield, automobile door glass, the threedimensional model of rear seat windscreen and respective positions parameter and vehicle are outer
The threedimensional model and respective location parameter of visor, room mirror form view verification threedimensional model, then by view verification
VR threedimensional model is converted by middleware software with threedimensional model；
The view verification step includes the following steps sequentially carried out:
C. pass through all mobile points second of the central point of analog light source；
D. in the step c, for analog light source in each mobile point, clamping jaw turns over all rotation angle points around the point of rotation
Afterwards, analog light source is moved to next mobile point again；
E. in the step b, light receiver device receives analog light source and is located at the light issued when each rotation angle point, and
The zone boundary parameter that light receiver device at this time is illuminated is sent to controller；
F. in the step e, controller is according to view verification threedimensional model, the position of the mobile point in analog light source place
Set, the angle parameter of the rotation angle point of clamping jaw is judged, if analog light source is irradiated to exterior mirror or room mirror
When, then g is entered step, h is otherwise entered step；
G. after analog light source is irradiated to outside vehicle when mirror, controller calculating simulation light source is in some corresponding movement point
In multiple rotation angle points, it is all can be irradiated to after to the sum of the zone boundary of opto-electronic receiver plate, and by the sum of the zone boundary
Labeled as mirror vision area rear outside vehicle, face in mirror vision area after then moving to analog light source outside multiple vehicles that different mobile points are formed
The smallest label of product is indirect vision area；When analog light source is irradiated to room mirror, controller calculating simulation light
Source in multiple rotation angle points of some corresponding movement point, it is all can be irradiated to after to the zone boundary of opto-electronic receiver plate
The sum of, and the sum of the zone boundary is labeled as mirror in car vision area, analog light source is then moved into different mobile point shapes
At multiple mirror in car vision areas in area it is the smallest one label be indirect vision area；Subsequently into step i；
H. controller calculating simulation light source is all to irradiate in multiple rotation angle points of some corresponding movement point
To the preceding region to photoelectricity receiver board and/or can be irradiated to the sum of the region of lateral photoelectricity receiver board be respectively labeled as before to
Vision area or lateral vision area, and mark area in the forward direction vision area of multiple mobile points is the smallest as direct vision area, it will be more
The smallest label of area is direct vision area, the first direct vision area and the second direct vision area in the lateral vision area of a mobile point
The sum of be labeled as direct vision area；Analog light source is irradiated to the region that A column Shi Qianxiang photoelectricity receiver board does not receive light always
It is denoted as A column binocular blind area；The region that lateral photoelectricity receiver board does not receive light always when analog light source is irradiated to B column is denoted as
B column binocular blind area；Subsequently into step i；
I. controller by 3 d modeling software human body eye ellipse threedimensional model and location parameter import VR software in shape
At standard eye ellipse range；Subsequently into step j；
The artificial check step includes the following steps sequentially carried out；
J. tester wears VR glasses recoil on test seat, and eye level is eyed to the front, and camera is read at this time
VR eye positions, controller calculate the position of human eye of tester according to the position of VR glasses, when the human eye position of tester
When setting within the scope of standard eye ellipse, then k is entered step, otherwise sitting posture is readjusted in prompt, and repeats j step；
K. eyes are mobile all around in the space VR while rotating horizontally head by tester, seen using VR threedimensional model
The calibration object of specific position on the outside of VR threedimensional model is examined, if it can be seen that calibration object, enters step m；If can not see
Object is demarcated, then enters step n；
M. test terminates；
N. the position of human eye of tester at this time is added in multiple mobile points by the controller, then re-starts
Step c to step k.
Preferably, in the step k, the eye ellipse range if tester's its position of human eye in observation is above standard,
It then prompts human eye range to exceed, re-starts step k.
Preferably, in the step g, clamping jaw rotate to some rotate angle point when, exterior mirror is distinguished to the left and right, up and down
It moves to extreme position or room mirror to be rotated respectively to the left and right, up and down to extreme position, then clamping jaw is rotated again to next
A rotation angle point.
Preferably, in the step i, controller is by the side of the first indirect vision area, the second indirect vision area obtained in step g
Boundary marker is in VR threedimensional model, by the boundary line of direct vision area obtained in step h and A column binocular blind area, B column pair
The boundary wire tag in blindness area forms standard boundary line in VR threedimensional model；
In the step k, tester using VR handle or controller marked respectively in VR threedimensional model direct vision area,
A column binocular blind area, B column binocular blind area, the first indirect vision area, the second indirect vision area virtual boundary line；Controller is empty by these
Quasi- boundary line is compared with stored standard boundary line, if virtual boundary line is located at except standard boundary line, is entered
Step m；If virtual boundary line is located at a certain range in standard boundary line, n is entered step.
The invention has the following advantages: laser scanning device scans automobile to be measured, threedimensional model drawing process is quick
It is convenient, and model parameter related with view verification is only drawn, analysis speed is fast；Light receiver device cooperates analog light source, more
Axis robot can be automatically performed the full content of view verification, check precision height, and accuracy is good, and can be convenient for difference
The automobile of type；Tester is corresponding VR model directly to be observed in the space VR, therefore observing effect is good, and the space VR
It is interior can free design environment factor, such as illumination condition, the placement position for demarcating object also can have very high precision,
It substantially increases the artificial measuring accuracy for checking step and accurately determines；The result manually checked can be fed directly to controller,
Amendment work is completed by nucleus correcting system, reduces subsequent artefacts and checks workload.
Detailed description of the invention
Fig. 1 is nucleus correcting system front view；
Fig. 2 is nucleus correcting system top view；
Fig. 3 connect top view with analog light source for clamping jaw；
Fig. 4 is schematic diagram and analog light source left view after analog light source top view rotates to the right 90 °；
Fig. 5 is artificial check device structure schematic diagram；
Fig. 6 is nucleus correcting system circuit diagram；
Fig. 7 is the work flow diagram checked using nucleus correcting system；
Fig. 8 is a kind of check work flow diagram of preferred embodiment.
Specific embodiment
A kind of automotive visibility check method as Figure 1-Figure 8, including automobile to be measured, the operator's seat in automobile to be measured
Fixed bracket is set on chair, and fixed bracket can be bottom with clamp, clamp and seat surface clamping, and fixed bracket can also be with
It is that more steel tube lappings form, steel pipe bottom is directly connect with the sliding rail of seat bottom by bolt；Setting can on fixed bracket
Longitudinally along an automobile, the mobile multi-spindle machining hand 11 in lateral, vertical direction, can generally use five axis or six axis robot, can also
Four axis robots are arranged on a sliding rail；The end of 11 upper end of manipulator is installed by horizontally disposed clamping jaw 13；
The clamping jaw 13 can be arranged two mutually around the vertical axis rotation of the central point by itself, the outer end of clamping jaw 13
Parallel, horizontal positioned analog light source 12, in order to which the rotary middle point simulation human body head rotation point of clamping jaw 13 is effectively ensured,
Analog light source 12 simulates human eye, and simulates accurately, and the distance between two 12 central points of analog light source are 65mm, two simulated lights
12 line midpoint of source to clamping jaw 13 rotary middle point horizontal distance be 99mm.
The analog light source 12 is that hair is arranged with the consistent oval spherical shell of human eye size, the center of analog light source 12
Body of light 14, the shell of analog light source 12 are the transparent areas 15 being made by transparent material towards a part of vehicle front, can
To be glass or transparent plastic material, remaining housing parts made by light screening material and, can be plastic material or metal material；
The range of the transparent area 15 is using analog light source central point as origin and to pass through 12 central point of analog light source, respectively
Forward upward, front lower place tilt the upper and lower boundary that 45 ° of the first inclined-plane and the intersection on 12 surface of analog light source are constituted；With simulation
12 central point of light source be origin and pass through analog light source central point, respectively to left front, right front tilt 60 ° the second inclined-plane with
The intersection on the surface of analog light source 12 constitutes left and right boundary, the quadrangle that the upper and lower boundary and left and right boundary are connected to form
Region is transparent area 15；First inclined-plane is vertical with the vertical plane where automobile longitudinal center, second inclined-plane and water
Plane is vertical；Interior first laser scanner 51, car second are respectively set on the upper surface of the analog light source 12, lower surface
Laser scanner 52；
Light receiver device 30 is arranged in the motor vehicle environment to be measured, and light receiver device 30 includes being located at automobile to be measured
Front, side, the forward direction photoelectricity receiver board 31 at rear, lateral photoelectricity receiver board 32, backward opto-electronic receiver plate 33, the light
The outer first laser scanner 53 of multiple vehicles is arranged in corresponding position in reception device 30；The surface setting of the automobile to be measured can edge
The outer second laser scanner 54 of the mobile vehicle in automobile longitudinal direction；The car first laser scanner 51, interior second laser
The outer first laser scanner 53 of scanner 52, vehicle, the outer second laser scanner 54 of vehicle collectively form laser scanning device 50；
The multi-spindle machining hand 11, analog light source 12, laser scanning device 50, light receiver device 30 respectively with controller
5 are communicated to connect by wired or wireless way；3 d modeling software is set in the controller 5, and threedimensional model is switched to
The middleware software of VR model is also stored with the human body eye ellipse threedimensional model of the 95th percentage in the controller 5；
The controller 5 is also communicated to connect with artificial equipment 60 of checking, the artificial check equipment 60 include one can be by
Controller 5 controls the test seat 62 of its inclination of the seat backrest, and the backrest of test seat 62 can be by a motor or hydraulic piston
Cylinder is adjusted, the oil pump communication connection of controller 5 and motor or hydraulic piston cylinder；The size of test seat 62 and automobile to be measured
Pilot set size is consistent；The camera 63 that test seat 62 is nearby arranged is communicated with VR glasses 61, makes camera 63 can be with
Shoot position of the VR glasses 61 relative to test seat 62.
The automotive visibility check method is the following steps are included: automobile parameter setting, view verification, artificial check；
The automobile parameter setting steps are as follows: controller 5 in 3 d modeling software using ground as horizontal plane, with automobile
Vertical plane where the left and right front-wheel line of centres is lateral face, establishes benchmark as longitudinal surface using automobile longitudinal central symmetry plane and sits
Mark system；Multi-spindle machining hand 11 is fixed on pilot set, pilot set is adjusted to finally, then adjusting multi-spindle machining
Hand 11 makes clamping jaw 13 be located at specific position；Interior first laser scanner 51, interior second laser scanner 52 scan driver
The inclination angle of backrest, controller 5 control it is artificial check equipment 60, make the inclination angle for testing seat 62 and driver seat back
Inclination angle is consistent；Then it sequentially follows the steps below:
A. outer 54 cooperation of second laser scanner of the outer first laser scanner 53 of vehicle, vehicle scans automobile A column, B column, front
The mirror surface size of wind glass, automobile door glass, the lateral profile parameter of rear seat windscreen and location parameter and exterior mirror 21
Parameter and location parameter；
The controller 5 extracts clamping jaw 13 around the position of itself rotary middle point, the position of 12 central point of analog light source respectively
It sets, and marks in 3 d modeling software, then by the human body eye ellipse threedimensional model of the 95th percentage in 3 d modeling software
Central point be overlapped with 12 central point of analog light source, then by the discretization of half-space surface of human body eye ellipse threedimensional model at multiple transfer points
Position, using clamping jaw 13 around the central point itself rotated as the point of rotation, by clamping jaw 13 around the point of rotation, towards vehicle front relative to longitudinal direction
The left and right angular range being rotated by 90 ° respectively in face is separated into multiple rotation angle points, then by the coordinate parameters of multiple mobile points,
And the angle parameter of multiple rotation angle points is sent to multi-spindle machining hand 11 and controls its movement, makes the central point of analog light source 12
For the first time by all mobile points；When by each mobile point, clamping jaw 13 is around the point of rotation each 90 ° of ranges in direction to left and right
After inside turning over all rotation angle points respectively, analog light source 12 is moved to next mobile point again；The analog light source 12 is mobile
Clamping jaw 13 remains horizontality in the process；When clamping jaw 13 is located at each rotation angle point, the vehicle that is arranged on analog light source 12
A column, B column, the front windshield, car door of interior first laser scanner 51, interior 52 real time scan car of second laser scanner
The mirror surface dimensional parameters and position of glass, the inside profile parameters of rear seat windscreen and location parameter and room mirror 22
Parameter；
B. controller 5 imports the parameter that laser scanning device 50 scans in step a in 3 d modeling software, establishes respectively
Outside automobile A column, B column, front windshield, automobile door glass, the threedimensional model of rear seat windscreen and respective positions parameter and vehicle
The threedimensional model and respective location parameter of rearview mirror 21, room mirror 22 form view verification threedimensional model, then will view
Wild check is converted into VR threedimensional model by middleware software with threedimensional model；
The view verification step includes the following steps sequentially carried out:
C. pass through all mobile points second of the central point of analog light source 12；
D. in the step c, for analog light source 12 in each mobile point, clamping jaw 13 turns over whole rotation angles around the point of rotation
After point, analog light source 12 is moved to next mobile point again；
E. in the step b, what light receiver device 30 issued when receiving analog light source (12) positioned at each rotation angle point
Light, and the zone boundary parameter that light receiver device 30 at this time is illuminated is sent to controller 5；
F. in the step e, controller 5 is according to point mobile where view verification threedimensional model, analog light source 12
Position, clamping jaw 13 the angle parameter of rotation angle point judged, if analog light source 12 is irradiated to exterior mirror 21 or vehicle
When inside rear-view mirror 22, then g is entered step, h is otherwise entered step；
G. after analog light source 12 is irradiated to outside vehicle when mirror 21,5 calculating simulation light source (12) of controller it is corresponding some
In multiple rotation angle points of mobile point, it is all can be irradiated to after to the sum of the zone boundary of opto-electronic receiver plate 33, and should
Then analog light source 12 is moved to multiple vehicles that different mobile points are formed labeled as mirror vision area rear outside vehicle by the sum of zone boundary
The smallest label of area is indirect vision area in mirror vision area after outer；When analog light source 12 is irradiated to room mirror 22
When, 5 calculating simulation light source (12) of controller is all to be irradiated in multiple rotation angle points of some corresponding movement point
The sum of the zone boundary of backward opto-electronic receiver plate 33, and the sum of the zone boundary is labeled as mirror in car vision area, then by mould
Quasi- light source 12 moves between the smallest label of area in multiple mirror in car vision areas that different mobile points are formed is
Connect vision area；Subsequently into step i；
H. 5 calculating simulation light source (12) of controller is in multiple rotation angle points of some corresponding movement point, Suo Youke
With before being irradiated to the region of photoelectricity receiver board 31 and/or the sum of the region of lateral photoelectricity receiver board 32 can be irradiated to respectively
It labeled as preceding to vision area or lateral vision area, and is direct by the smallest label of area in the forward direction vision area of multiple mobile points
Vision area marks area in the lateral vision area of multiple mobile points is the smallest as direct vision area, the first direct vision area and the
The sum of two direct vision areas are labeled as direct vision area；Analog light source 12 is irradiated to A column Shi Qianxiang photoelectricity receiver board 31 not connect always
The region for receiving light is denoted as A column binocular blind area；Lateral photoelectricity receiver board 32 does not connect always when analog light source 12 is irradiated to B column
The region for receiving light is denoted as B column binocular blind area；Subsequently into step i；
I. controller 5 by 3 d modeling software human body eye ellipse threedimensional model and location parameter import VR software in shape
At standard eye ellipse range；Subsequently into step j；
The artificial check step includes the following steps sequentially carried out；
J. tester wears 61 recoil of VR glasses on test seat 62, and eye level is eyed to the front, and camera 63 is read
61 position of VR glasses at this time is taken, controller 5 calculates the position of human eye of tester according to the position of VR glasses 61, works as tester
When the position of human eye of member is located within the scope of standard eye ellipse, then k is entered step, otherwise sitting posture is readjusted in prompt, and repeats j step
Suddenly；
K. eyes are mobile all around in the space VR while rotating horizontally head by tester, seen using VR threedimensional model
The calibration object of specific position on the outside of VR threedimensional model is examined, if it can be seen that calibration object, enters step m；If can not see
Object is demarcated, then enters step n；
The calibration object is the requirement according in relevant view verification regulation, to direct field of vision, indirect field of vision, thus
The calibration object that corresponding position is arranged in the space VR, such as require vertical direction visual angle that can see last H point inside-automobile rear mirror
Traffic conditions at the 60m of rear are extrapolated finally using the position of human eye of tester according to correlation formula then in the space VR
H point position, and virtual indicator light is set at last H point rear 60m, tester utilizes room mirror 22 in the space VR
VR model views whether can see the virtual indicator light, it can be seen that then indicate that the design of room mirror 22 meets the requirements；By
It is corresponding VR model directly to be observed in the space VR, therefore observing effect is good, and can oneself in the space VR in tester
By design environment factor, such as illumination condition, the placement position for demarcating object also can have very high precision, greatly improve
The measuring accuracy of artificial check step and accurate fixed.
M. test terminates；
N. the position of human eye of tester at this time is added in multiple mobile points by the controller 5, then again into
Row step c to step k.
Better implementation mode is: in the step k, the eye if tester's its position of human eye in observation is above standard
Oval range then prompts human eye range to exceed, and re-starts step k.
Since exterior mirror 21, room mirror 22 can control in use, adjust up and down, in order to improve
The check accuracy of one indirect vision area, the second indirect vision area, better implementation mode is: in the step g, clamping jaw 13 rotates extremely
When some rotation angle point, exterior mirror 21 moves to extreme position or room mirror 22 to the left respectively to the left and right, up and down
The right side rotates respectively up and down to extreme position, and then clamping jaw 13 is rotated again to next rotation angle point.
Since observation calibration object can only judge whether room mirror 22 or A post design meet specification, but can not judge
The superiority and inferiority degree designed accordingly, therefore for more skilled tester, better implementation mode is: the step
In i, controller 5 is by the boundary wire tag of the first indirect vision area, the second indirect vision area obtained in step g in VR threedimensional model
In, the boundary wire tag of the boundary line of direct vision area and A column binocular blind area, B column binocular blind area obtained in step h is existed
In VR threedimensional model, standard boundary line is formed；
In the step k, tester using VR handle or controller marked respectively in VR threedimensional model direct vision area,
A column binocular blind area, B column binocular blind area, the first indirect vision area, the second indirect vision area virtual boundary line；Controller 5 is empty by these
Quasi- boundary line is compared with stored standard boundary line, if virtual boundary line is located at except standard boundary line, is entered
Step m；If virtual boundary line is located at a certain range in standard boundary line, n is entered step.
Controller 5 can also compare the close degree between virtual boundary line and standard boundary line simultaneously, thus relatively more
Visual field superiority and inferiority between a different types of automobile to be measured.
Claims (2)
1. a kind of automotive visibility check method, it is characterised in that: the method is the following steps are included: automobile parameter setting, view
It checks, manually check in open country；
The automobile parameter setting steps are as follows: controller (5) in 3 d modeling software using ground as horizontal plane, with automobile
Vertical plane where the left and right front-wheel line of centres is lateral face, establishes benchmark as longitudinal surface using automobile longitudinal central symmetry plane and sits
Mark system；Multi-spindle machining hand (11) is fixed on pilot set, pilot set is adjusted to finally, then adjusting multiaxis machine
Tool hand (11) makes clamping jaw (13) be located at specific position；Interior first laser scanner (51), interior second laser scanner (52)
Scan the inclination angle of driver seat back, controller (5) control is artificial to check equipment (60), make to test the inclination angle of seat (62) with
The inclination angle of driver seat back is consistent；Then it sequentially follows the steps below:
A. outer second laser scanner (54) cooperation of the outer first laser scanner (53) of vehicle, vehicle scans automobile A column, B column, front
Wind glass, automobile door glass, the lateral profile parameter of rear seat windscreen and location parameter and exterior mirror (21) mirror surface ruler
Very little parameter and location parameter；
The car first laser scanner (51), interior second laser scanner (52), the outer first laser scanner (53) of vehicle,
The outer second laser scanner (54) of vehicle collectively forms laser scanning device (50)；
The controller (5) extracts clamping jaw (13) around the position of itself rotary middle point, analog light source (12) central point respectively
Position, and mark in 3 d modeling software, then by the human body eye ellipse three-dimensional mould of the 95th percentage in 3 d modeling software
The central point of type is overlapped with analog light source (12) central point, then by the discretization of half-space surface of human body eye ellipse threedimensional model at multiple movements
Point, using clamping jaw (13) around the central point itself rotated as the point of rotation, by clamping jaw (13) around the point of rotation, it is opposite towards vehicle front
Multiple rotation angle points are separated into the left and right angular range being rotated by 90 ° respectively of longitudinal surface, then by the coordinate of multiple mobile points
The angle parameter of parameter and multiple rotation angle points is sent to multi-spindle machining hand (11) and controls its movement, makes analog light source
(12) central point is for the first time by all mobile points；When by each mobile point, clamping jaw (13) around the point of rotation to left and right
After turning over all rotation angle points within the scope of each 90 ° of direction respectively, analog light source (12) is moved to next mobile point again；It is described
Clamping jaw (13) remains horizontality in analog light source (12) moving process；When clamping jaw (13) is located at each rotation angle point,
The interior first laser scanner (51) that is arranged on analog light source (12), interior second laser scanner (52) real time scan are interior
A column, B column, front windshield, automobile door glass, rear seat windscreen inside profile parameters and location parameter, and interior backsight
The mirror surface dimensional parameters and location parameter of mirror (22)；
B. the parameter that controller (5) scans laser scanning device (50) in step a imports in 3 d modeling software, establishes respectively
Outside automobile A column, B column, front windshield, automobile door glass, the threedimensional model of rear seat windscreen and respective positions parameter and vehicle
The threedimensional model and respective location parameter of rearview mirror (21), room mirror (22) form view verification threedimensional model, then
View verification is converted into VR threedimensional model by middleware software with threedimensional model；
The view verification step includes the following steps sequentially carried out:
C. pass through all mobile points second of the central point of analog light source (12)；
D. in the step c, for analog light source (12) in each mobile point, clamping jaw (13) turns over whole rotation angles around the point of rotation
After point, analog light source (12) is moved to next mobile point again；
E. in the step b, light receiver device (30) receives analog light source (12) and is located at the light issued when each rotation angle point
Line, and the zone boundary parameter that light receiver device at this time (30) is illuminated is sent to controller (5)；
F. in the step e, controller (5) is according to point mobile where view verification threedimensional model, analog light source (12)
Position, clamping jaw (13) the angle parameter of rotation angle point judged, if analog light source (12) is irradiated to exterior mirror
(21) or when room mirror (22), then g is entered step, h is otherwise entered step；
G. after analog light source (12) is irradiated to outside vehicle when mirror (21), controller (5) calculating simulation light source (12) it is corresponding certain
In multiple rotation angle points of a mobile point, it is all can be irradiated to after to the sum of the zone boundary of opto-electronic receiver plate (33), and
By the sum of the zone boundary labeled as mirror vision area rear outside vehicle, analog light source (12) is then moved to what different mobile points were formed
The smallest label of area is indirect vision area in mirror vision area after outside multiple vehicles；After analog light source (12) is irradiated to car
When visor (22), controller (5) calculating simulation light source (12) owns in multiple rotation angle points of some corresponding movement point
To the sum of the zone boundary of opto-electronic receiver plate (33) after being irradiated to, and the sum of the zone boundary is regarded labeled as mirror in car
It is one the smallest then to be moved to area in multiple mirror in car vision areas that different mobile points are formed by area for analog light source (12)
Labeled as the second indirect vision area；In the step g, clamping jaw (13) rotation to some rotate angle point when, exterior mirror (21) to
Left and right moves to extreme position or room mirror (22) rotates respectively to the left and right, up and down to extreme position respectively up and down, so
Rear clip-claw (13) is rotated again to next rotation angle point；Subsequently into step i；
H. controller (5) calculating simulation light source (12) is in multiple rotation angle points of some corresponding movement point, it is all can be with
Before being irradiated to the region of photoelectricity receiver board (31) and/or the sum of the region of lateral photoelectricity receiver board (32) can be irradiated to point
It Biao Ji not be vision area or lateral vision area, and be straight by the smallest label of area in the forward direction vision area of multiple mobile points
Connect vision area, mark area in the lateral vision area of multiple mobile points is the smallest as direct vision area, the first direct vision area with
The sum of second direct vision area is labeled as direct vision area；Analog light source (12) is irradiated to A column Shi Qianxiang photoelectricity receiver board (31) to begin
The region for not receiving light eventually is denoted as A column binocular blind area；Lateral photoelectricity receiver board when analog light source (12) is irradiated to B column
(32) region for not receiving light always is denoted as B column binocular blind area；Subsequently into step i；
I. controller (5) will be formed in the human body eye ellipse threedimensional model and location parameter importing VR software in 3 d modeling software
Standard eye ellipse range；Subsequently into step j；
The artificial check step includes the following steps sequentially carried out；
J. tester wears VR glasses (61) recoil in test seat (62), and eye level is eyed to the front, camera (63)
It reads VR glasses (61) position, controller (5) at this time and calculates the position of human eye of tester according to the position of VR glasses (61),
When the position of human eye of tester is located within the scope of standard eye ellipse, then k is entered step, otherwise sitting posture is readjusted in prompt,
And repeat j step；
K. eyes are mobile all around in the space VR while rotating horizontally head by tester, utilize VR three-dimension model observation VR
The calibration object of specific position on the outside of threedimensional model, if it can be seen that calibration object, enters step m；If can not see calibration
Object then enters step n；In the step k, the eye ellipse range if tester's its position of human eye in observation is above standard,
It then prompts human eye range to exceed, re-starts step k；
M. test terminates；
N. the position of human eye of tester at this time is added in multiple mobile points by the controller (5), then re-starts
Step c to step k.
2. automotive visibility check method according to claim 1, it is characterised in that: in the step i, controller (5) will
The boundary wire tag of first indirect vision area, the second indirect vision area obtained in step g will obtain in VR threedimensional model in step h
The boundary line and A column binocular blind area of the direct vision area arrived, B column binocular blind area boundary wire tag in VR threedimensional model, shape
At standard boundary line；
In the step k, tester marks direct vision area, A column using VR handle or controller respectively in VR threedimensional model
Binocular blind area, B column binocular blind area, the first indirect vision area, the second indirect vision area virtual boundary line；Controller (5) is empty by these
Quasi- boundary line is compared with stored standard boundary line, if virtual boundary line is located at except standard boundary line, is entered
Step m；If virtual boundary line is located at a certain range in standard boundary line, n is entered step.
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Also Published As
| Publication number | Publication date |
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| CN109991019B (en) | 2021-02-23 |
| CN109991020A (en) | 2019-07-09 |
| CN109991020B (en) | 2020-11-10 |
| CN107449617B (en) | 2019-06-11 |
| CN107449617A (en) | 2017-12-08 |
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