CN107256279A - A kind of modeling method of combination instrument - Google Patents
A kind of modeling method of combination instrument Download PDFInfo
- Publication number
- CN107256279A CN107256279A CN201710269693.8A CN201710269693A CN107256279A CN 107256279 A CN107256279 A CN 107256279A CN 201710269693 A CN201710269693 A CN 201710269693A CN 107256279 A CN107256279 A CN 107256279A
- Authority
- CN
- China
- Prior art keywords
- combination instrument
- blind area
- human eye
- point
- bottom plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
Abstract
The present invention provides a kind of modeling method of combination instrument, including：The human eye coordinate points cloud of driver is built in vehicle body coordinate system, and is that steering wheel and combination instrument bottom plate are modeled；The first visual field vector group of the wheel rim for pointing to the steering wheel and the combination instrument bottom plate is configured for the human eye coordinate points cloud, the region that vector group in first visual field fails to hit the combination instrument bottom plate due to the blocking for wheel rim is defined as the first blind area；The second visual field vector group of the spoke for pointing to the steering wheel, air cell covering lid and the combination instrument bottom plate is configured for the human eye coordinate points cloud, by second visual field vector group because the region blocked and fail to hit the combination instrument bottom plate of the spoke and air cell covering lid is defined as the second blind area；It is combination instrument modeling on the combination instrument bottom plate and at the position between first blind area and the second blind area.
Description
Technical field
The present invention relates to automotive engineering, more particularly to a kind of modeling method of combination instrument.
Background technology
In existing automobile, combination instrument is embedded on the instrument board of automobile mostly, because steering wheel is located at instrument board
Between driver, blocked in order to avoid steering wheel is produced to the important information of combination instrument, current steering wheel is mostly at it
Void region is designed on spoke, so that combination instrument can be located at driver within sweep of the eye through the void region.
As shown in figure 1, steering wheel 20 includes the wheel rim 21 of annular shape, multiple point wheels being connected such as with the inner edge of wheel rim 21
Spoke 22, and the air cell covering lid 23 for connecting as one spoke 22 in the middle position of steering wheel 20.Wherein, adjacent two wheels
There is void region, the scope of the void region is by the inner edge of wheel rim 21, adjacent two spokes 22 and air bag between spoke 22
The outer rim of cover lid 23 is limited.Driver passes through the void region, it can be seen that be located at steering wheel 20 on the length direction of vehicle body
Opposite side combination instrument.Therefore, how the position of void region, the position of combination instrument are reasonably set and is driven
Relation between the field range three of member is to determine the key point that the information of combination instrument is not blocked.
In existing Trimming Design for Motor Vehicle, the position of the pattern of steering wheel 20, i.e. void region, and combination instrument
Position needs to be determined according to visual effect mostly, therefore needs the pattern and group of design direction disk 20 first under normal circumstances
The position of instrument is closed, then human test is carried out on the entity automobile according to design production.If human test has found combination
The information of instrument is blocked, then needs to readjust the design of the above according to test result.
This position for first determining steering wheel and combination instrument, determine again between the two with the presence or absence of mutually blocking or interfere
Design method not only can increase design time due to the modification repeatedly of design, and due to human test need in entity vapour
Carried out on car and need to manufacture product parts repeatedly to greatly increase production design cost.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of modeling method of combination instrument, including：
Step 100：The human eye coordinate points cloud of driver is built in vehicle body coordinate system, and is steering wheel and combination instrument
Bottom plate is modeled, wherein, on the length direction of vehicle body, the human eye coordinate points cloud and combination instrument bottom plate are located at the side respectively
To the both sides of disk；
Step 200：The wheel rim and the combination instrument bottom plate for pointing to the steering wheel are configured for the human eye coordinate points cloud
The first visual field vector group, vector group in first visual field is failed to hit the combination instrument due to the blocking for wheel rim
The region of bottom plate is defined as the first blind area；
Step 300：Spoke, air cell covering lid and the combination for pointing to the steering wheel are configured for the human eye coordinate points cloud
Second visual field vector group of instrument panel, by second visual field vector group due to the spoke and blocking for air cell covering lid not
The region that the combination instrument bottom plate can be hit is defined as the second blind area；
Step 400：On the combination instrument bottom plate and positioned at the position between first blind area and the second blind area
Locate to model for the combination instrument.
Preferably, the step 200 includes：
Step 210：By the first visual field vector group using the central point of the human eye coordinate points cloud as starting point due to the wheel
The region that blocking and failing to hit the combination instrument bottom plate enclosed determines to be characterized blind area；
Step 220：The central point, the vector of the upper central point of wheel rim and described group will be passed through in first visual field vector group
The intersection point for closing instrument panel is defined as the characteristic central point of the feature blind area；
Step 230：By limit point, the upper central point of wheel rim in the first visual field vector group by the human eye coordinate points cloud
The intersection point of vector and the combination instrument bottom plate be defined as limit central point；
Step 240：It is each limit center according to the position relationship of the feature blind area and the characteristic central point
Point configuration threshold characteristicses blind area, the shape of each threshold characteristicses blind area is identical with the shape of the feature blind area；
Step 250：The region for covering the feature blind area and whole threshold characteristicses blind areas is defined as the first blind area.
Preferably, the human eye coordinate points cloud is formed using ellipsoid enveloping surface as outer surface in the vehicle body coordinate system
Spheroid, the length direction extension of the major axis of the spheroid along vehicle body, short transverse extension of its short axle along vehicle body.
Preferably, the human eye coordinate points cloud includes Zuoren eye coordinates point cloud and right human eye coordinate points cloud.
Preferably, the step 210 includes：
Step 212：It will be sweared respectively by first visual field of starting point of the Zuoren eye coordinates point cloud and right human eye coordinate points cloud
The region that amount group fails to hit the combination instrument bottom plate due to the blocking for wheel rim is defined as left feature blind area and You Te
Levy blind area；
Step 214：The overlapping region of the left feature blind area and right feature blind area is determined to be characterized blind area.
Preferably, the central point is in the central point and the right human eye coordinate points cloud of the Zuoren eye coordinates point cloud
Midpoint between heart point.
Preferably, the limit point includes：Limes superiors point of the Zuoren eye coordinates point cloud on bodywork height direction and
Limit on the left point in vehicle-body width direction, and limes superiors point of the right human eye coordinate points cloud on bodywork height direction and
Limit on the right-right-hand limit point in vehicle-body width direction.
Preferably, vector group in first visual field is tangent in the limit point and the spheroid.
Preferably, the human eye coordinate points cloud that driver is built in vehicle body coordinate system includes：
Step 101：The human eye center point coordinate of driver is determined according to vehicle parameter；
Step 102：Determine that human eye is distributed limit point according to the human eye center point coordinate；
Step 103：The human eye coordinate points cloud is defined as with the ellipsoid enveloping surface that limit point is distributed comprising the human eye
Distributing edge.
Preferably, the vehicle parameter includes：The coordinate of pilot set in vehicle body coordinate system, the seat of accelerator pedal
The coordinate of mark, the coordinate of steering wheel and driver's heel point.
This modeling method more than, can be in the set location and the design of steering wheel for not changing combination instrument bottom plate
On the premise of pattern, by the first blind area for determining to cause on combination instrument bottom plate due to the blocking for wheel rim of steering wheel with
And spoke and blocking for air cell covering lid due to steering wheel and the second blind area for being caused on combination instrument bottom plate, and avoiding the
(visible area) models for combination instrument in the region of one blind area and the second blind area, so that combination instrument can not be by energy on steering wheel
The influence of any structure of pilot's line of vision is enough blocked, is eliminated so as to be pointed in driver in the visual line of sight of combination instrument bottom plate
Steering wheel blocks the possibility of combination instrument information.
This modeling method of the present invention changes the order of the scheme of design combination instrument in the prior art, is not changing
On the premise of the set location of combination instrument bottom plate and the design pattern of steering wheel, i.e., steering wheel and combination instrument are determined first
The position of bottom plate, then determines driver in combination instrument by building the human eye coordinate points cloud of driver in vehicle body coordinate system
Visible area on table bottom plate, to be modeled in visible area for combination instrument., can not only by changing the design sequence of combination instrument
The set location of combination instrument is determined while enough there is directive property by determining visible area, so as to avoid due to design repeatedly
The lengthening for the design time changed and caused, and do not change the set location of combination instrument bottom plate and the design sample of steering wheel
Formula, so as to avoid influenceing interior body trim modeling effect.
Further, the modeling method of the present embodiment passes through each structure in the position of human eye and bodywork system to driver
Modeled design, the position of eye point of the driver more than 95% can be covered, so that based on the position determined combination instrument
Position the problem of whether it is located within sweep of the eye is can solve the problem that for most of driver, without it is determined that final
Hypostazation production is carried out in order to carry out human trial before design, so as to be saved greatly design and manufacture cost.
Brief description of the drawings
The following drawings only does schematic illustration and explanation to the present invention, not delimit the scope of the invention.
Fig. 1 is the structural representation of existing steering wheel.
Fig. 2 is the flow chart of the modeling method of the combination instrument of the present invention.
Fig. 3 a to Fig. 3 f are the modeling process schematic diagram of the modeling method of the combination instrument according to the present invention.
Fig. 4 is the flow chart of step 200 in Fig. 2.
Fig. 5 a to Fig. 5 c are the modeling process schematic diagram of the step 200 according to Fig. 4.
Fig. 6 be embodiments of the invention in human eye coordinate points cloud schematic top plan view.
Fig. 7 a to Fig. 7 b are the flow chart and modeling process schematic diagram of step 210.
Label declaration
10 human eye coordinate points clouds
11 central points
11a Zuorens eye coordinates point cloud
The right human eye coordinate points clouds of 11b
12,13,14,15 limit points
10a major axis
10b short axles
20 steering wheels
21 wheel rims
The upper central points of 21a
22 spokes
23 air cell covering lids
30 combination instrument bottom plates
40 first visual field vector groups
50 second visual field vector groups
61 first blind areas
611 feature blind areas
611a characteristic central points
11a, 12a, 13a, 14a limit central point
612 threshold characteristicses blind areas
613 left feature blind areas
614 right feature blind areas
62 second blind areas
63 visible areas
Embodiment
In order to be more clearly understood to the technical characteristic of invention, purpose and effect, now control brief description of the drawings is of the invention
Embodiment, in the various figures identical label represent identical part.
Herein, " schematic " expression " serving as example, example or explanation ", will should not be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to a kind of preferred or more advantageous technical scheme.
To make only to schematically show part related to the present invention in simplified form, each figure, and it is not represented
It is used as the practical structures of product.In addition, so that simplified form is readily appreciated, there is the portion of identical structure or function in some figures
Part, only symbolically depicts one of those, or has only marked one of those.
Herein, " on ", " under ", "front", "rear", "left", "right" etc. are only used for representing relative between relevant portion
Position relationship, and the absolute position of these non-limiting relevant portions.
Herein, " first ", " second " etc. are only used for mutual differentiation, rather than represent significance level and order and
Premise existed each other etc..
Herein, the limitation on the mathematics and/or geometry meaning of " equal ", " identical " etc. and non-critical, is also included
It will be appreciated by those skilled in the art that and manufacture or the error for the permission such as using.Unless otherwise indicated, numerical value model herein
Enclosing not only includes the gamut in two end points, also including being contained in some subranges therein.
In order to solve the problem of combination instrument produces the virtual image on windshield glass in the prior art, such as Fig. 2 flow chart
It is shown, An embodiment provides a kind of modeling method of combination instrument, including：
Step 100：The human eye coordinate points cloud 10 of driver is built in vehicle body coordinate system, and is steering wheel 20 and combination
Instrument panel 30 is modeled, wherein, on the length direction of vehicle body, human eye coordinate points cloud 10 and combination instrument bottom plate 30 are located at respectively
The both sides of steering wheel 20；
Step 200：For people's eye coordinates point cloud 10 configure pointing direction disk 20 wheel rim 21 and combination instrument bottom plate 30 the
One visual field vector group 40, the first visual field vector group 40 is failed to hit the area of combination instrument bottom plate 30 due to blocking for wheel rim 21
Domain is defined as the first blind area 61；
Step 300：Spoke 22, air cell covering lid 23 and the combination instrument of pointing direction disk 20 are configured for people's eye coordinates point cloud 10
Second visual field vector group 50 of bottom plate 30, by the second visual field vector group 50 blocking and fail due to spoke 22 and air cell covering lid 23
The region of hit combination instrument bottom plate 30 is defined as the second blind area 62；
Step 400：On combination instrument bottom plate 30 and at the position between the first blind area 61 and the second blind area 62
Modeled for combination instrument.
Illustrate the modeling method of the combination instrument of the present embodiment below in conjunction with Fig. 3 a to Fig. 3 f.
As shown in Figure 3 a, in step 100, the human eye coordinate points cloud 10 of driver is built first in vehicle body coordinate system.
When body structure is fixed, due to differences such as the height of driver, the bodily form, sitting postures, the distribution of people's eye coordinates is not to be confined to one
The position of individual or several points, but a larger distribution, therefore the present embodiment is in vehicle body coordinate system, with interior of body
Structure (such as headstock, seat) on the basis of point, be that the human eye distribution of driver builds human eye coordinate points cloud 10, it can
Cover the position of eye point of the driver more than 95%, so that the position based on the position determined combination instrument is driven for most of
The problem of whether it is located within sweep of the eye is can solve the problem that for the person of sailing.Specifically, in vehicle body coordinate system, people's eye coordinates
Point cloud 10 can be the 3 D stereo region with ellipsoid shape in coordinate point set, in the two-dimensional space shown in Fig. 3 a its
It is projected as elliptical region.Based on the human eye coordinate points cloud 10, it can configure direction to point to the visual field arrow of combination instrument bottom plate 30
Group is measured, to represent driver towards the visual field direction of combination instrument bottom plate 30 and field range.
Also, it is in step 100, that steering wheel 20 and combination instrument bottom plate 30 are modeled, on the length direction of vehicle body, people
Eye coordinates point cloud 10 and combination instrument bottom plate 30 are located at the both sides of steering wheel 20 respectively, and combination instrument is located at the combination instrument bottom plate
On 30.Wherein, the position of steering wheel 20 and combination instrument bottom plate 30 is determined by the design of interior of body structure, without considering direction
Influence of the pattern of disk 20 to the visual field of combination instrument.
As shown in Figure 3 b, in step 200, it is wheel rim 21 and the combination of the configuration pointing direction of people's eye coordinates point cloud 10 disk 20
First visual field vector group 40 of instrument panel 30, hit combination is failed due to blocking for wheel rim 21 by the first visual field vector group 40
The region of instrument panel 30 is defined as the first blind area 61.Wherein, the first visual field vector group 40 is by from the outgoing of human eye coordinate points cloud 10,
Constituted by whole vectors of the overall space occupied by wheel rim 21.Wherein, can be to combination according to the general setting of existing automobile
Instrument produces the first half for the predominantly wheel rim 21 that sight is blocked.
From Fig. 3 b, due to blocking for wheel rim 21, the first half respectively with wheel rim 21 in the first visual field vector group 40
Top edge and two groups of tangent vector planes of lower edge and the intersection of combination instrument bottom plate 30 between the region that is formed serve as reasons
In wheel rim 21 (the particularly first half) in the first blind area 61 caused by combination instrument bottom plate 30.In first blind area 61, drive
The sight for the person of sailing can not hit combination instrument bottom plate 30, therefore, and combination instrument not may be provided in the first blind area 61.
As shown in Figure 3 c, in step 300, it is spoke 22, the air bag of the configuration pointing direction of people's eye coordinates point cloud 10 disk 20
Second visual field vector group 50 of cover lid 23 and combination instrument bottom plate 30, by the second visual field vector group 50 due to spoke 22 and air cell covering
Blocking for lid 23 and the region that fails to hit combination instrument bottom plate 30 is defined as the second blind area 62.Wherein, the first visual field vector group
40 by from the outgoing of human eye coordinate points cloud 10, by whole set of vectors of the overall space occupied by spoke 22 and air cell covering lid 23
Into.Wherein, according to the general setting of existing automobile, caused by the position of spoke 22 and air cell covering lid 23, air cell covering lid 23
Visible space of the void region that lower edge is limited with spoke 22, the inward flange of wheel rim 21 not as combination instrument.
From Fig. 3 c, due to blocking for spoke 22 and air cell covering lid 23, in the second visual field vector group 50 respectively with wheel
Between the tangent multigroup vector plane of the inward flange of spoke 22 and the outward flange of air cell covering lid 23 and the intersection of combination instrument bottom plate 30
The region of formation is the second blind area 62 caused by spoke 22 and air cell covering lid 23 and on combination instrument bottom plate 30.
In second blind area 62, the sight of driver can not hit combination instrument bottom plate 30, and therefore, combination instrument not may be provided at second
In blind area 62.Wherein, set according to the position of spoke 22 and air cell covering lid 23, the main judgment basis of the second blind area 62 is thereon
Edge, it is thus necessary to determine that inward flange respectively with spoke 22 and the top of air cell covering lid 23 in the second visual field vector group 50
The tangent vector plane of edge and the intersection of combination instrument bottom plate 30, to determine the top edge of the second blind area 62.
As shown in Figure 3 d, in step 400, it is on combination instrument bottom plate 30 and blind positioned at the first blind area 61 and second
Modeled at position between area 62 for combination instrument.Wherein, it is true respectively according to step 200 and 300 on combination instrument bottom plate 30
The first blind area 61 and the second blind area 62 are determined, then the position between the first blind area 61 and the second blind area 62 is that pilot's line of vision can
The visible area 63 of arrival, therefore, by the way that combination instrument is arranged on into the information that can ensure combination instrument in visible area 63 not by side
Blocked to disk 20, to ensure the security driven.
This modeling method more than, can not change the set location of combination instrument bottom plate 30 and steering wheel 20
On the premise of design pattern, by determining what is caused due to the blocking for wheel rim 21 of steering wheel 20 on combination instrument bottom plate 30
First blind area 61 and spoke 22 and blocking for air cell covering lid 23 due to steering wheel 20 and caused on combination instrument bottom plate 30
The second blind area 62, and (visible area 63) is combination instrument modeling in the region for avoiding the first blind area 61 and the second blind area 62,
So that combination instrument can not be influenceed by any structure that can block pilot's line of vision on steering wheel 20, so that in driver
The possibility that steering wheel 20 blocks combination instrument information is eliminated in the visual line of sight for pointing to combination instrument bottom plate 30.
This modeling method of the present embodiment changes the order of the scheme of design combination instrument in the prior art, is not changing
On the premise of becoming the set location of combination instrument bottom plate 30 and the design pattern of steering wheel 20, i.e., the He of steering wheel 20 is determined first
The position of combination instrument bottom plate 30, then determines to drive by building the human eye coordinate points cloud 10 of driver in vehicle body coordinate system
Visible area 63 of the person of sailing on combination instrument bottom plate 30, to be modeled in visible area 63 for combination instrument.By changing combination instrument
The design sequence of table, determines the set location of combination instrument with can not only having directive property by determining visible area 63, from
And the lengthening of the design time caused due to changing repeatedly for design is avoided, and do not change setting for combination instrument bottom plate 30
The design pattern of seated position and steering wheel 20, so as to avoid influenceing interior body trim modeling effect.
Further, the modeling method of the present embodiment passes through each structure in the position of human eye and bodywork system to driver
Modeled design, the position of eye point of the driver more than 95% can be covered, so that based on the position determined combination instrument
Position the problem of whether it is located within sweep of the eye is can solve the problem that for most of driver, without it is determined that final
Hypostazation production is carried out in order to carry out human trial before design, so as to be saved greatly design and manufacture cost.
Specifically, as shown in figure 4, step 200 includes：
Step 210：By with the central point 11 of human eye coordinate points cloud 10 for starting point the first visual field vector group 40 due to wheel rim
21 region blocked and fail to hit combination instrument bottom plate 30 determines to be characterized blind area 611；
Step 220：Will in the first visual field vector group 40 by central point 11, the upper central point 21a of wheel rim 21 vector with
The intersection point of combination instrument bottom plate 30 determines to be characterized the characteristic central point 611a of blind area 611；
Step 230：By limit point 12,13,14,15, the wheel in the first visual field vector group 40 by human eye coordinate points cloud 10
The upper central point 21a vector of circle 21 is defined as the limit central point 12a, 13a, 14a, 15a with the intersection point of combination instrument bottom plate 30；
Step 240：It is each limit central point 12a according to feature blind area 611 and characteristic central point 611a position relationship,
13a, 14a, 15a configuration threshold characteristicses blind area 612, the shape of each threshold characteristicses blind area 612 and the shape phase of feature blind area 611
Together；
Step 250：The region of Cover Characteristics blind area 611 and whole threshold characteristicses blind areas 612 is defined as the first blind area 61.
With reference to shown in Fig. 3 b and Fig. 5 a, with from the outgoing of central point 11 of human eye coordinate points cloud 10 and by wheel rim 21
The region that first visual field vector group 40 fails to hit combination instrument bottom plate 30 due to blocking for wheel rim 21 determines to be characterized blind area
611。
With reference to shown in Fig. 3 e and Fig. 5 a, from the outgoing of central point 11 and to pass through wheel rim 21 in the first visual field vector group 40
The upper central point 21a intersection point of vector and combination instrument bottom plate 30 determine to be characterized the characteristic central point 611a of blind area 611.Its
In, the upper central point 21a of wheel rim 21 is the highest section on the summit, i.e. wheel rim 21 of the annular axis in the vertical direction of wheel rim 21
Central point.Characteristic central point 611a is fallen into feature blind area 611.
With reference to shown in Fig. 3 b and Fig. 6, it is outer that human eye coordinate points cloud 10, which is formed in vehicle body coordinate system using ellipsoid enveloping surface,
Length direction extensions of the major axis 10a of the spheroid on surface, wherein spheroid 10 along vehicle body, height of its short axle 10b along vehicle body
Direction extends.Further, human eye coordinate points cloud 10 includes Zuoren eye coordinates point cloud 11a and right human eye coordinate points cloud 11b, Zuoren
Eye coordinates point cloud 11a and right human eye coordinate points cloud 11b are the spheroid using ellipsoid enveloping surface as outer surface, and central point 11 is
Midpoint between Zuoren eye coordinates point cloud 11a central point and right human eye coordinate points cloud 11b central point.
Wherein, according to statistics, the major axis 10a of spheroid generally extends along the length direction of vehicle body, but not absolute
Ground is horizontally extending, and it can have angle with horizontal direction shape.Specifically, major axis 10a is pointing to combination instrument bottom plate 30
Direction on tilted with angle to below horizontal direction.Then accordingly, short axle 10b generally extends along the short transverse of vehicle body,
But it is not extends in the vertical direction utterly, but is had angle with vertical direction shape.
With reference to shown in Fig. 3 f, Fig. 5 b and Fig. 6, the limit point of human eye coordinate points cloud 10 will be passed through in the first visual field vector group 40
12,13,14,15th, the upper central point 21a vector and the intersection point of combination instrument bottom plate 30 of wheel rim 21 are defined as limit central point
12a, 13a, 14a, 15a.Wherein, as shown in Fig. 6 and Fig. 5 b, limit point 12,13,14,15 includes：Zuoren eye coordinates point cloud 11a
Limit on the left point 13 in vehicle-body width direction, limit on the right-right-hand limit points 15 of the right human eye coordinate points cloud 11b in vehicle-body width direction is left
The midpoint 12 of the limes superiors point of human eye coordinate points cloud 11a and right human eye coordinate points cloud 11b on bodywork height direction and limit inferior
The midpoint 14 of point.First visual field vector group 40 is tangent with corresponding spheroid at limit point 12,13,14,15.
It is shown as shown in Figure 5 a to 5 c, it is each limit according to feature blind area 611 and characteristic central point 611a position relationship
Central point 12a, 13a, 14a, 15a configuration threshold characteristicses blind area 612, shape and the feature blind area of each threshold characteristicses blind area 612
611 shape is identical.That is, on the basis of characteristic central point 611a point, feature blind area 611 is moved into each pole respectively
The position of central point is limited, so as to form threshold characteristicses blind area 612 corresponding with each limit central point respectively.Threshold characteristicses blind area
The vector blocked in 612 first visual field of expression vector groups 40 from the corresponding limit point outgoing of human eye coordinate points cloud 10, by wheel rim 21
In the blind area of the formation of combination instrument bottom plate 30.
According to the feature of eyes imaging, the region of Cover Characteristics blind area 611 and whole threshold characteristicses blind areas 612 is defined as
The first blind area 61 as shown in Figure 3 d.That is, union is taken to feature blind area 611, four threshold characteristicses blind areas 612, to form
One blind area 61, represents that the first visual field vector group 40 fails to hit the region of combination instrument bottom plate 30 due to blocking for wheel rim 21.
Specifically, as shown in figs. 7 a and 7b, step 210 includes：
Step 212：Respectively by using Zuoren eye coordinates point cloud 11a and right human eye coordinate points cloud 11b as first visual field of starting point
The region that vector group 40 fails to hit combination instrument bottom plate 30 due to blocking for wheel rim 21 is defined as left feature blind area 613 and the right side
Feature blind area 614.Wherein, left feature blind area 611a and right feature blind area 611b shape are corresponding with the shape of wheel rim 21, in figure
It is shown as corresponding with the shape of the first half of wheel rim 21 in 7b.
Step 214：It is according to the feature of eyes imaging, the overlapping region of left feature blind area 613 and right feature blind area 614 is true
It is set to feature blind area 611.That is, common factor is taken to left feature blind area 613 and right feature blind area 614, to form spy as shown in Figure 5 a
Levy blind area 611.
Similarly, in step 300, can respectively by using Zuoren eye coordinates point cloud 11a and right human eye coordinate points cloud 11b as rise
Second visual field vector group 50 of point fails to hit the area of combination instrument bottom plate 30 due to spoke 22 and blocking for air cell covering lid 23
Domain is defined as the second left blind area and the second right blind area, wherein the shape of the second left blind area and the second right blind area and spoke 22 and air bag
The combined shaped correspondence of cover lid 23；According to the feature of eyes imaging, whole areas of the second left blind area and the second right blind area will be covered
Domain is defined as the second blind area 62.That is, union is taken to the second left blind area and the second right blind area, to form the second blind area 62.
Preferably, according to the relation between the position of the position and direction disk of the human eye coordinate points cloud of driver, such as Fig. 3 c
Shown, the limit inferior that the second visual field vector group 50 can be respectively from Zuoren eye coordinates point cloud 11a and right human eye coordinate points cloud 11b is pointed out
Penetrate, and inward flange and the lower edge of air cell covering lid 23 by spoke 22, to determine the top edge of the second blind area 62.
In one embodiment in the present invention, a kind of people's eye coordinates that driver is built in vehicle body coordinate system is given
The method of point cloud 10, it includes：
Step 101：The human eye center point coordinate 11 of driver is determined according to vehicle parameter；
Step 102：Human eye distribution limit point is determined according to human eye center point coordinate 11；
Step 103：To be distributed the distribution that the ellipsoid enveloping surface of limit point is defined as human eye coordinate points cloud 10 comprising human eye
Border.
Wherein, in vehicle body coordinate system, the human eye central point of driver is determined according to the vehicle parameter related to driver
Coordinate 11, wherein, the human eye central point 11 is the centre position between two of driver on the width of vehicle body.In people
On the basis of eye center point coordinate 11, the left eye of driver and the center point coordinate of right eye can be determined respectively according to statistics,
The distribution of left eye and right eye can be further determined respectively.Wherein, in vehicle body coordinate system, the distribution model of left eye and right eye
Enclose also for the coordinate point set in the 3 D stereo region with ellipsoid shape.Then left eye and right eye can determine that at least six respectively
Individual extreme position, i.e., forward and backward, upper and lower, inside and outside six limit points of each eyes.Wherein, it is designated herein it is forward and backward, upper,
Under, inside and outside be defined by vehicle body coordinate.For example, " preceding " refers to the side upwardly adjacent to headstock direction in length of wagon side,
" rear " refers to the side upwardly adjacent to tailstock direction in length of wagon side, and " interior " refers in vehicle-body width direction towards in vehicle body
The side in portion, " outer " refers in vehicle-body width direction towards the side of body exterior.The pole of left eye and right eye is being determined respectively
After extreme position, it is defined as the distributing edge of human eye coordinate points cloud 10 with the ellipsoid enveloping surface comprising each extreme position point, its
In, the interior limit point of two in the distribution because be not included in the ellipsoid enveloping surface.
Specifically, it is determined that the vehicle parameter needed for the human eye center point coordinate 11 of driver includes but is not limited to：In vehicle body
The coordinate of pilot set in coordinate system, the coordinate of accelerator pedal, the coordinate of steering wheel and the coordinate of driver's heel, its
It is respectively used to determine coordinate of the human eye central point on the length direction, width and short transverse of vehicle body.
This modeling method more than, can not change the set location of combination instrument bottom plate 30 and steering wheel 20
On the premise of design pattern, by determining what is caused due to the blocking for wheel rim 21 of steering wheel 20 on combination instrument bottom plate 30
First blind area 61 and spoke 22 and blocking for air cell covering lid 23 due to steering wheel 20 and caused on combination instrument bottom plate 30
The second blind area 62, and (visible area 63) is combination instrument modeling in the region for avoiding the first blind area 61 and the second blind area 62,
So that combination instrument can not be influenceed by any structure that can block pilot's line of vision on steering wheel 20, so that in driver
The possibility that steering wheel 20 blocks combination instrument information is eliminated in the visual line of sight for pointing to combination instrument bottom plate 30.
This modeling method of the present embodiment changes the order of the scheme of design combination instrument in the prior art, is not changing
On the premise of becoming the set location of combination instrument bottom plate 30 and the design pattern of steering wheel 20, i.e., the He of steering wheel 20 is determined first
The position of combination instrument bottom plate 30, then determines to drive by building the human eye coordinate points cloud 10 of driver in vehicle body coordinate system
Visible area 63 of the person of sailing on combination instrument bottom plate 30, to be modeled in visible area 63 for combination instrument.By changing combination instrument
The design sequence of table, determines the set location of combination instrument with can not only having directive property by determining visible area 63, from
And the lengthening of the design time caused due to changing repeatedly for design is avoided, and do not change setting for combination instrument bottom plate 30
The design pattern of seated position and steering wheel 20, so as to avoid influenceing interior body trim modeling effect.
Further, the modeling method of the present embodiment passes through each structure in the position of human eye and bodywork system to driver
Modeled design, the position of eye point of the driver more than 95% can be covered, so that based on the position determined combination instrument
Position the problem of whether it is located within sweep of the eye is can solve the problem that for most of driver, without it is determined that final
Hypostazation production is carried out in order to carry out human trial before design, so as to be saved greatly design and manufacture cost.
It should be understood that, although this specification is described according to each embodiment, but not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical scheme in each embodiment may also be suitably combined to form people in the art
The understandable other embodiment of member.
Those listed above is a series of to be described in detail only for feasibility embodiment of the invention specifically
It is bright, and and be not used to limit the scope of the invention, all equivalent embodiments made without departing from skill spirit of the present invention or
Change, combination, segmentation or the repetition of such as feature, should be included in the scope of the protection.
Claims (10)
1. a kind of modeling method of combination instrument, it is characterised in that including：
Step 100：The human eye coordinate points cloud (10) of driver is built in vehicle body coordinate system, and is steering wheel (20) and combination
Instrument panel (30) is modeled, wherein, on the length direction of vehicle body, the human eye coordinate points cloud (10) and combination instrument bottom plate
(30) it is located at the both sides of the steering wheel (20) respectively；
Step 200：The wheel rim (21) for pointing to the steering wheel (20) and the combination are configured for the human eye coordinate points cloud (10)
First visual field vector group (40) of instrument panel (30), by first visual field vector group (40) due to the screening of the wheel rim (21)
The region for keeping off and failing to hit the combination instrument bottom plate (30) is defined as the first blind area (61)；
Step 300：Spoke (22), the air cell covering lid for pointing to the steering wheel (20) are configured for the human eye coordinate points cloud (10)
(23) and the combination instrument bottom plate (30) the second visual field vector group (50), will second visual field vector group (50) by institute
The region blocked and fail to hit the combination instrument bottom plate (30) for stating spoke (22) and air cell covering lid (23) is defined as second
Blind area (62)；
Step 400：On the combination instrument bottom plate (30) and positioned at first blind area (61) and the second blind area (62) it
Between position at for the combination instrument modeling.
2. modeling method as claimed in claim 1, it is characterised in that the step 200 includes：
Step 210：Will with the central point (11) of the human eye coordinate points cloud (10) for starting point the first visual field vector group (40) by
The region for failing to hit the combination instrument bottom plate (30) in blocking for the wheel rim (21) determines to be characterized blind area (611)；
Step 220：The upper central point (21a) of the central point (11), wheel rim (21) will be passed through in first visual field vector group (40)
The intersection point of vector and the combination instrument bottom plate (30) be defined as the characteristic central point (611a) of the feature blind area (611)；
Step 230：By in the first visual field vector group (40) by the human eye coordinate points cloud (10) limit point (12,13,14,
15), the vector of the upper central point (21a) of wheel rim (21) and the intersection point of the combination instrument bottom plate (30) are defined as limit central point
(12a, 13a, 14a, 15a)；
Step 240：It is each pole according to the position relationship of the feature blind area (611) and the characteristic central point (611a)
Limit central point (12a, 13a, 14a, 15a) configuration threshold characteristicses blind area (612), the shape of each threshold characteristicses blind area (612) with
The shape of the feature blind area (611) is identical；
Step 250：The region for covering the feature blind area (611) and whole threshold characteristicses blind areas (612) is defined as first blind
Area (61).
3. modeling method as claimed in claim 2, it is characterised in that the human eye coordinate points cloud (10) is in the vehicle body coordinate
Form the spheroid using ellipsoid enveloping surface as outer surface in system, the length of the major axis (10a) of the spheroid (10) along vehicle body
Direction extends, short transverse extension of its short axle (10b) along vehicle body.
4. modeling method as claimed in claim 3, it is characterised in that the human eye coordinate points cloud (10) includes Zuoren eye coordinates
Point cloud (11a) and right human eye coordinate points cloud (11b).
5. modeling method as claimed in claim 4, it is characterised in that the step 210 includes：
Step 212：To be respectively the first of starting point with the Zuoren eye coordinates point cloud (11a) and right human eye coordinate points cloud (11b)
The region that visual field vector group (40) fails to hit the combination instrument bottom plate (30) due to blocking for the wheel rim (21) is determined
For left feature blind area (613) and right feature blind area (614)；
Step 214：The overlapping region of the left feature blind area (613) and right feature blind area (614) is determined to be characterized blind area
(611)。
6. modeling method as claimed in claim 4, it is characterised in that the central point (11) is the Zuoren eye coordinates point cloud
Midpoint between the central point of (11a) and the central point of the right human eye coordinate points cloud (11b).
7. modeling method as claimed in claim 4, it is characterised in that the limit point (12,13,14,15) includes：The left side
Limit on the left point (13) of the human eye coordinate points cloud (11a) in vehicle-body width direction, the right human eye coordinate points cloud (11b) is in vehicle body
Limit on the right-right-hand limit point (15) on width, the Zuoren eye coordinates point cloud (11a) is high in vehicle body with right human eye coordinate points cloud (11b)
The midpoint (12) for the limes superiors point spent on direction, the Zuoren eye coordinates point cloud (11a) is with right human eye coordinate points cloud (11b) in car
The midpoint (14) of limit inferior point in body short transverse.
8. modeling method as claimed in claim 7, it is characterised in that first visual field vector group (40) is in the limit point
(12,13,14,15) it is tangent with the spheroid.
9. the modeling method as described in any claim in claim 1 to 8, it is characterised in that described in vehicle body coordinate system
The middle human eye coordinate points cloud for building driver includes：
Step 101：The human eye center point coordinate (11) of driver is determined according to vehicle parameter；
Step 102：Determine that human eye is distributed limit point according to the human eye center point coordinate (11)；
Step 103：The human eye coordinate points cloud (10) is defined as with the ellipsoid enveloping surface that limit point is distributed comprising the human eye
Distributing edge.
10. modeling method as claimed in claim 9, it is characterised in that the vehicle parameter includes：In vehicle body coordinate system
The coordinate of pilot set, the coordinate of accelerator pedal, the coordinate of steering wheel and the coordinate of driver's heel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710269693.8A CN107256279A (en) | 2017-04-24 | 2017-04-24 | A kind of modeling method of combination instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710269693.8A CN107256279A (en) | 2017-04-24 | 2017-04-24 | A kind of modeling method of combination instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107256279A true CN107256279A (en) | 2017-10-17 |
Family
ID=60027863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710269693.8A Pending CN107256279A (en) | 2017-04-24 | 2017-04-24 | A kind of modeling method of combination instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107256279A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816225A (en) * | 2021-01-05 | 2021-05-18 | 重庆阿尔特汽车技术有限公司 | Combined instrument blind area checking method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101253067A (en) * | 2005-08-30 | 2008-08-27 | 本田技研工业株式会社 | Vehicular instrument device, vehicle with vehicular instrument device, vehicular display device, and vehicle with vehicular display device |
| CN102407776A (en) * | 2010-09-21 | 2012-04-11 | 通用汽车环球科技运作有限责任公司 | Information display arrangement |
| CN102490808A (en) * | 2011-11-11 | 2012-06-13 | 无锡同捷汽车设计有限公司 | View verification method of decoration cylinder combined meter |
| CN103448785A (en) * | 2012-06-04 | 2013-12-18 | 通用汽车环球科技运作有限责任公司 | System and method for automatically adjusting a steering tilt position |
| WO2014175371A1 (en) * | 2013-04-26 | 2014-10-30 | 矢崎総業株式会社 | Vehicular display device |
| CN104477033A (en) * | 2014-11-27 | 2015-04-01 | 天津博信汽车零部件有限公司 | Design method of combination instrument, combination instrument and vehicle |
| CN106218412A (en) * | 2016-08-18 | 2016-12-14 | 江苏金坛长荡湖新能源科技有限公司 | A kind of combination instrument structure not affecting the visual field and installation method thereof |
-
2017
- 2017-04-24 CN CN201710269693.8A patent/CN107256279A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101253067A (en) * | 2005-08-30 | 2008-08-27 | 本田技研工业株式会社 | Vehicular instrument device, vehicle with vehicular instrument device, vehicular display device, and vehicle with vehicular display device |
| CN102407776A (en) * | 2010-09-21 | 2012-04-11 | 通用汽车环球科技运作有限责任公司 | Information display arrangement |
| CN102490808A (en) * | 2011-11-11 | 2012-06-13 | 无锡同捷汽车设计有限公司 | View verification method of decoration cylinder combined meter |
| CN103448785A (en) * | 2012-06-04 | 2013-12-18 | 通用汽车环球科技运作有限责任公司 | System and method for automatically adjusting a steering tilt position |
| WO2014175371A1 (en) * | 2013-04-26 | 2014-10-30 | 矢崎総業株式会社 | Vehicular display device |
| CN104477033A (en) * | 2014-11-27 | 2015-04-01 | 天津博信汽车零部件有限公司 | Design method of combination instrument, combination instrument and vehicle |
| CN106218412A (en) * | 2016-08-18 | 2016-12-14 | 江苏金坛长荡湖新能源科技有限公司 | A kind of combination instrument structure not affecting the visual field and installation method thereof |
Non-Patent Citations (5)
| Title |
|---|
| 张如适,李盼: "浅议组合仪表视野校核的方法", 《自主创新、学术交流——第十届河南省汽车工程科学技术研讨会论文集》 * |
| 张英; 孙智民: "汽车仪表板关键件的布置及人机校核方法", 《价值工程》 * |
| 朱燕辉: "张载机驾驶室人机界面设计研究", 《中国优秀博硕学位论文全文数据库（硕士）工程科技II辑》 * |
| 杨志莹; 李羿; 汤克勤: "轿车组合仪表布置", 《 2013中国汽车工程学会年会论文集》 * |
| 高晖: "汽车仪表板盲区的确定", 《公路与汽运》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816225A (en) * | 2021-01-05 | 2021-05-18 | 重庆阿尔特汽车技术有限公司 | Combined instrument blind area checking method |
| CN112816225B (en) * | 2021-01-05 | 2023-11-24 | 重庆阿尔特汽车研究院有限公司 | Blind area checking method for combination instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11850904B2 (en) | Methods and systems for controlling vehicle body motion and occupant experience | |
| JP3734167B2 (en) | Planning support program, method, apparatus and recording medium | |
| CN106274907A (en) | A kind of many trains splice angle vision measurement optimization method based on Kalman filtering | |
| CN107256279A (en) | A kind of modeling method of combination instrument | |
| CN104290675B (en) | The anti-glare check method of a kind of automobile DVD screen | |
| Jamson | Motion cueing in driving simulators for research applications | |
| CN107264403A (en) | A kind of anti-glare combination instrument and its design method | |
| CN110271377A (en) | Method, system, equipment and the storage medium of automotive suspension sharp turn compensation | |
| JP4022871B2 (en) | Planning support program, method, apparatus and storage medium | |
| JP4022868B2 (en) | Planning support program, method, apparatus and storage medium | |
| CN108357500A (en) | Intelligent vehicle, the tyre-bursting security control method of intelligent vehicle and system | |
| CN108804756A (en) | Automobile living space check method | |
| JP4022870B2 (en) | Planning support program, method, apparatus and storage medium | |
| JP3777607B2 (en) | Planning support program, method, apparatus and recording medium | |
| JP3814824B2 (en) | Planning support program, method, apparatus and recording medium | |
| CN114555442A (en) | Method and device for providing vehicle visualization and vehicle | |
| JP3777606B2 (en) | Planning support program, method, apparatus and recording medium | |
| CN106741150A (en) | A kind of control method of vehicle, apparatus and system | |
| JP2004164335A (en) | Planning support program, method, system and storage medium | |
| JP4379774B2 (en) | Planning support system, method, program, apparatus and recording medium | |
| JP4022869B2 (en) | Planning support program, method, apparatus and storage medium | |
| CN116968844A (en) | Display screen arrangement method and device | |
| JP4379775B2 (en) | Planning support system, method, program, apparatus and recording medium | |
| JP3777603B2 (en) | Planning support program, method, apparatus and recording medium | |
| JP3777605B2 (en) | Planning support program, method, apparatus and recording medium |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171017 |
|
| WD01 | Invention patent application deemed withdrawn after publication |