CN106202783A - A kind of driver seat method for designing - Google Patents
A kind of driver seat method for designing Download PDFInfo
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- CN106202783A CN106202783A CN201610573388.3A CN201610573388A CN106202783A CN 106202783 A CN106202783 A CN 106202783A CN 201610573388 A CN201610573388 A CN 201610573388A CN 106202783 A CN106202783 A CN 106202783A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000009826 distribution Methods 0.000 claims abstract description 37
- 238000013461 design Methods 0.000 claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 14
- 230000000392 somatic effect Effects 0.000 claims abstract description 11
- 238000007619 statistical method Methods 0.000 claims abstract description 10
- 238000002474 experimental method Methods 0.000 claims abstract description 9
- 238000000605 extraction Methods 0.000 claims abstract description 9
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- 238000005259 measurement Methods 0.000 claims abstract description 6
- 239000011159 matrix material Substances 0.000 claims description 4
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- 238000012360 testing method Methods 0.000 description 11
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- 238000004590 computer program Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000004744 fabric Substances 0.000 description 4
- 238000013178 mathematical model Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 241000208340 Araliaceae Species 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 2
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000037396 body weight Effects 0.000 description 2
- 235000008434 ginseng Nutrition 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000001467 acupuncture Methods 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
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- G06F30/17—Mechanical parametric or variational design
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/30—Circuit design
- G06F30/36—Circuit design at the analogue level
- G06F30/367—Design verification, e.g. using simulation, simulation program with integrated circuit emphasis [SPICE], direct methods or relaxation methods
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Abstract
The invention discloses a kind of driver seat method for designing, belong to driver chair of automobile technical field, solve existing seat design and exist blindly, be easily caused the problem repeatedly designing amendment.Including according to sponge material constitutive model, set up sponge distorted pattern by nonlinear finite element；Obtain desired pressure distributed data by sitting posture pressure distribution measurement and experiment statistics, set up desired pressure distributed model；By to target group's somatic data statistical analysis, extraction is for the sample point of seat design, and according to given driver's cabin arrangement parameter and sample point, utilizes posture forecast model to determine comfortable sitting posture driver's human body, set up sitting posture human body FEM (finite element) model；Desired pressure distributed model is mapped to the surface of sitting posture human body FEM (finite element) model, determines sitting posture anthropometric dummy surface after deformation according to Nonlinear FEM Simulation；After deformation on the surface of sitting posture anthropometric dummy, compensate the deflection of described sponge, determine the profile of seat sponge.
Description
Technical field
The present invention relates to driver chair of automobile design and comfortableness technical field, relate more specifically to a kind of driver seat
Method for designing.
Background technology
Driver seat is important driving interface.Human body is formed and supports, together with other driving by the seat cushion of seat, backrest
Interface element together, makes the vehicle driving posture that human body holding is certain.The quality of this static posture, directly affects human body different parts
The tensity of muscle group.Good static driving posture, it is possible to make human body weight reasonably be distributed on seat cushion and backrest, blood
Circulation keeps good；Reducing the dmm of vertebra, lumbodorsal muscle relaxes；Human upper limb can complete to drive and it neatly
It is movable.Therefore, the design of seat directly concerns posture and the comfortableness thereof of driver.
Current seat design majority determining sponge moulding and coupling profile when is that dependence experience is first designed,
It is evaluated further according to pressure distribution and subjective assessment in the later stage and improves, by need to be usually through repeatedly improve and optimize can
Ensure to have preferable pressure distribution, thus there is the biggest blindness；In addition to design blindness, the most at the same level in order to coordinate
Other vehicle, the most usually needs to change moulding and sponge material (producer's commonly referred to foaming), when changing moulding and seat material
Still need dependence experience to carry out, further increase change in design number of times；Usually can not be abundant when seat comfort designs
Consider the impact on seat comfort, especially pressure distribution of the sponge material characteristic.Softer seat can increase human body and seat
The contact area of chair, reduces the pressure of contact area, makes people feel comfortably cool, but softer seat then cannot give full play to seat
Supporting role, is unfavorable for the regulation of human body；Harder seat can provide enough support to human body, but sponge is really up to the mark can increase
Pressure between human body and seat, makes human body produce discomfort.Need to consider reason when seat comfort designs at present
Think the material behavior of pressure distribution and sponge.
Summary of the invention
The embodiment of the present invention provides a kind of driver seat method for designing, blind in order to solve to there is seat design in prior art
Mesh, causes designing and repeatedly revises, and is difficult to consider pressure distribution and the problem of sponge material characteristic during design.
The embodiment of the present invention provides a kind of driver seat method for designing, including:
According to sponge material constitutive model, set up sponge distorted pattern, wherein, described sea by Nonlinear FEM Simulation
Continuous distorted pattern at least includes following parameter: the deflection of sponge, the pressure that the thickness of sponge and sponge are born；
Obtain desired pressure distributed data by sitting posture pressure distribution measurement and experiment statistics, divide according to described desired pressure
Cloth data set up desired pressure distributed model；
By to target group's somatic data statistical analysis, extraction is for the sample point of seat design, and drives according to given
Sail room arrangement parameter and described sample point, utilize posture forecast model to determine comfortable sitting posture driver's human body, set up sitting posture human body
FEM (finite element) model；
Described desired pressure distributed model is mapped to the surface of described sitting posture human body FEM (finite element) model, according to described non-thread
Property finite element simulation determines sitting posture anthropometric dummy surface after deformation；
After described deformation on the surface of sitting posture anthropometric dummy, compensate the deflection of described sponge, determine seat sponge
Profile.
Preferably, described desired pressure distributed model is to meet pressure between people that different stature driver comfort takes, chair
Distributed data, expresses in the matrix form.
Preferably, described by target group's somatic data statistical analysis, extraction is for the sample point bag of seat design
Include:
By to described target group's somatic data average, covariance matrix statistical analysis, extraction is for seat design
Sample point, described sample point is human body scale parameter.
Preferably, also include: according to the distribution of described desired pressure and the mathematical model of seat sponge deformation, calculate sponge
Deflection.
Preferably, after described deformation, sitting posture anthropometric dummy surface is curve form.
The embodiment of the present invention provides a kind of driver seat method for designing, including: according to sponge material constitutive model, by non-
Sponge distorted pattern is set up in linear finite emulation, and wherein, described sponge distorted pattern at least includes following parameter: the change of sponge
Shape amount, the pressure that the thickness of sponge and sponge are born；Obtain desired pressure by sitting posture pressure distribution measurement and experiment statistics to divide
Cloth data, set up desired pressure distributed model according to described desired pressure distributed data；By target group's somatic data is united
Meter is analyzed, and extraction is for the sample point of seat design, and according to given driver's cabin arrangement parameter and described sample point, utilizes posture
Forecast model determines comfortable sitting posture driver's human body, sets up sitting posture human body FEM (finite element) model；By described desired pressure distributed model
It is mapped to the surface of described sitting posture human body FEM (finite element) model, determines sitting posture human body after deformation according to described Nonlinear FEM Simulation
Model surface；After described deformation on the surface of sitting posture anthropometric dummy, compensate the deflection of described sponge, determine seat sponge
Profile.In said method, by setting up desired pressure distributed model, it would be desirable to pressure distribution is mapped to sitting posture anthropometric dummy table
Face, obtains and territory, different contact zone, sitting posture anthropometric dummy surface pressure, determines sitting posture anthropometric dummy surface profile, and basis at this
Upper combination sponge distorted pattern, sets up sponge profile.Pressure distribution and sponge material characteristic, when designing seat, are examined by the method
Including Lving, and with the sitting posture anthropometric dummy set up and different automobile types, different vehicle seat parameter seat as data, determine the method
The seat of design, it is possible to towards different crowd, different automobile types.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
A kind of seat design method flow schematic diagram that Fig. 1 provides for the embodiment of the present invention；
The desired pressure distributed model schematic diagram of the seat cushion contact area that Fig. 2 A provides for the embodiment of the present invention；
The desired pressure distributed model schematic diagram of the backrest contact area that Fig. 2 B provides for the embodiment of the present invention；
What Fig. 3 was embodiment of the present invention offer hints obliquely at the human body sitting posture model after desired pressure is distributed；
The signal that human body FEM (finite element) model surface is divided into territory, different contact zone that Fig. 4 provides for the embodiment of the present invention one
Figure；
The back contact region seat profile schematic diagram that Fig. 5 A～Fig. 5 D provides for the embodiment of the present invention one；
The seat cushion contact area seat profile schematic diagram that Fig. 5 E～Fig. 5 H provides for the embodiment of the present invention one；
The seat model schematic diagram that Fig. 6 provides for the embodiment of the present invention one.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
In embodiments of the present invention, the term related to includes following:
Somatic data: the data such as pushing, the brachium of the size of human body, such as human body.
Dimensions of human figure parameter: be used for describing some parameters of human body, such as height, body weight and sitting height etc..
Driver's cabin arrangement parameter: being used for distinguishing the relevant parameter of (description) driver's cabin, (different driver's cabin arrangement parameter can
To be used for describing different driver's cabins) such as, height of seat, pedal parameter, steering wheel parameter etc..
Posture forecast model: be a kind of mathematical model in order to determine vehicle driving posture, input parameter comprises dimensions of human figure ginseng
Number and driver's cabin arrangement parameter.Determined by vehicle driving posture be exactly comfortable sitting posture.
Comfortable sitting posture driver's human body: the driver's human body being under the most comfortable posture.This posture passes through vehicle driving posture
Forecast model is calculated.
Desired pressure distributed model is a kind of mathematical description to desired pressure distribution, and desired pressure distribution is equivalent to one
The most direct expression-form, it is achieved when can be realized by desired pressure distributed model.
Sponge deformation mathematical model comprises deflection, pressure (pressure) and thickness, may determine that according to desired pressure distribution
Desired pressure, therefore on the basis of determining thickness, it is possible to is calculated deflection.
Sponge deflection is calculated by sponge deformation mathematical model.
Seat sponge shape after deformation, is equivalent to sitting posture anthropometric dummy surface after the deformation contacted.Therefore exist
After deformation on the basis of sitting posture anthropometric dummy surface, add sponge deflection and can be obtained by deforming front chair sponge surface.
The method flow schematic diagram of a kind of seat design that the embodiment of the present invention that what Fig. 1 was exemplary show provides, the party
Method may at least apply in driving seat design.
As it is shown in figure 1, a kind of seat design method that the embodiment of the present invention provides comprises the following steps:
Step 101, according to sponge material constitutive model, sets up sponge distorted pattern by Nonlinear FEM Simulation, its
In, described sponge distorted pattern at least includes following parameter: the deflection of sponge, the pressure that the thickness of sponge and sponge are born；
Step 102, obtains desired pressure distributed data, according to described reason by sitting posture pressure distribution measurement and experiment statistics
Think that pressure distribution data sets up desired pressure distributed model；
Step 103, by target group's somatic data statistical analysis, extraction is for the sample point of seat design, and root
According to given driver's cabin arrangement parameter and described sample point, utilize posture forecast model to determine comfortable sitting posture driver's human body, set up
Sitting posture human body FEM (finite element) model；
Step 104, is mapped to the surface of described sitting posture human body FEM (finite element) model by described desired pressure distributed model, according to
Described Nonlinear FEM Simulation determines sitting posture anthropometric dummy surface after deformation；
Step 105, after described deformation on the surface of sitting posture anthropometric dummy, compensates the deflection of described sponge, determines seat
The profile of chair sponge.
In a step 101, for the sponge of different-thickness, apply different uniform forces at sponge surface, and to applying not
Add up with the deformation of the sponge of uniform force.Further, for sponge, the different active force of applying of the different-thickness determined
And the relation between sponge deflection, foundation sponge distorted pattern as shown in formula (1):
Z=aXY+bXY2 (1)
In formula (1), Z is sponge deflection, and X is sponge thickness, and Y is for applying pressure, a and b is respectively coefficient.
It should be noted that in embodiments of the present invention, sponge distorted pattern at least includes the deflection of sponge, sponge
The pressure and other parameters that thickness and sponge are born.
In step 102, in actual applications, owing to the seat of design need to be applied in different automobile types, and each vehicle seat
The material used is likely to differ.Therefore, in embodiments of the present invention, can be multiple seat, various first for various
Stature driver test, and records each test experiments data, including pressure distribution data and comfortableness subjective assessment data.
Wherein, the tested personnel having Different Weight, different building shape of the experiment that takes one's test, the test experiments data of record include different weight
Amount and build tested personnel set sitting posture under, the pressure distribution data between human body and seat.Further, different weights
Pressure distribution data between amount and the human body of build and seat, pressure distribution data and backrest including seat cushion contact area connect
Touch the pressure distribution data in region.
It should be noted that in embodiments of the present invention, the pressure distribution data between human body and seat, can be each
The test statistics data that human body is carried out for all of test seat, it is also possible to be that everyone body acupuncture is to wherein partial test seat
The test statistics data carried out；Can also be the test statistics data that carry out for all of test seat of some human body.At this
In inventive embodiments, the concrete source of test statistics data is not specifically limited.
Further, pressure distribution data and comfortableness subjective assessment data carry out statistical analysis obtain desired pressure and divide
Cloth data, wherein, desired pressure distributed data includes the desired pressure distributed data of seat cushion contact area and backrest contact area.
As shown in Figure 2 A and 2 B, the seat cushion provided for the embodiment of the present invention connects desired pressure distributed model schematic diagram and backrest ideal pressure
Power distribution schematic diagram.
Further, according to desired pressure distributed data, set up desired pressure distributed model.
In step 103, according to target vehicle cabin size and target driving population's anthropometric data, sitting posture is set up
Human body FEM (finite element) model.Need to set up sitting posture (big stature, little stature, of medium height) human body FEM (finite element) model.
In step 104, it would be desirable to pressure distribution is mapped to sitting posture human body FEM (finite element) model surface, if Fig. 3 is that the present invention is real
Execute the human body sitting posture model surface having hinted obliquely at desired pressure distribution that example provides.
Further, utilize the sitting posture human body FEM (finite element) model having mapped desired pressure distribution, carry out Nonlinear Finite
Unit's emulation, is calculated sitting posture anthropometric dummy surface after deformation.In actual applications, the human body sitting posture model that will contact with seat
Surface is divided into a series of grid, according to grid by desired pressure distribution map to each grid, and the pressure in each grid
It is accordingly to be regarded as by force being uniformly distributed.
In step 105, the pressure in each grid of human body sitting posture model surface contacted with seat is utilized, according to step
The sponge distorted pattern that 101 determine, determines that each point of human body sitting posture model surface contour surface figure contacted with seat is corresponding
Sponge deflection.After determining the sponge deflection in each region of human body sitting posture model surface contacted with seat, in deformation
Compensate sponge deflection on the basis of rear body surface (sponge position after namely taking a seat), determine the seat profile (shape before taking a seat
Shape and thickness).
Following as a example by embodiment one, specifically introduce a kind of seat design method that the embodiment of the present invention provides.
Embodiment one
For convenience to the seat profile march face matching tried to achieve, in the embodiment of the present invention one, by human body finite element
Model surface is divided into territory, different contact zone, the most as shown in Figure 4, Fig. 4 for the embodiment of the present invention one provide limited to human body
Meta-model surface is divided into the schematic diagram in territory, different contact zone.Wherein, a total of 20 of territory, different contact zone, anthropometric dummy surface
Region, back contact region includes: L1, L2, L3, L4, R1, R2, R3 and R4；Seat cushion contact area includes: L5, L6, L7, L8,
L9, L10, R5, R6, R7, R8, R9 and R10.
In actual applications, the sponge distorted pattern set up according to formula (1), it may be determined that with the sitting posture human body after deformation
The deflection of the sponge of surface contact；Further, by determined by sponge deflection compensate deformation after sitting posture people's body surface
Face, it may be determined that with coordinate points before deformation of taking a seat of the sponge in human contact region.Each point coordinates before sponge deformation is carried out
Surface fitting, i.e. can determine that the seat profile contacted with sitting posture human body surface, specifically, to the seat profile tried to achieve, uses
Left-half is fitted by formula (2-1) and formula (2-2):
Z=a+bx+cy+dx2+exy+fy2 (2-1)
Z=a+bx+cy (2-2)
As shown in Fig. 5 A～Fig. 5 D, the back contact region seat profile fitting result provided for the embodiment of the present invention one；
As shown in Fig. 5 E～Fig. 5 H, the seat cushion contact area seat profile fitting result provided for the embodiment of the present invention one.
The comfortableness of the seat utilizing this method to design is verified, specifically, according to an order polynomial to being tried to achieve
Seat profile fitting result, carry out the structure of seat geometry and FEM (finite element) model, as shown in Figure 6, for the embodiment of the present invention one
The seat model provided.
For the seat model determined, then carrying out pressure distribution emulation, concrete outcome is as shown in table 1, for anthropometric dummy
The contrast that pressure distribution on seat model is distributed with desired pressure.
Table 1 pressure distribution index and desired pressure profiles versus
As shown in table 1, it may be determined that for region 2, region 3 and region 4, the error of average pressure is less；For maximum
Pressure, region 3,4,5 is very accurate, thus demonstrates the feasibility of seat design method of the present invention.The error in region 1,5,6,7,8
Relatively large, this spongy surface type being primarily due to the foundation of each contact area is plane and carries out smooth place not according to moulding
Reason, actual chair design then can carry out landscaping treatment.
In sum, the embodiment of the present invention provides a kind of driver seat method for designing, including: according to sponge material this structure mould
Type, sets up sponge distorted pattern by Nonlinear FEM Simulation, and wherein, described sponge distorted pattern at least includes following ginseng
Number: the deflection of sponge, the pressure that the thickness of sponge and sponge are born；Obtained by sitting posture pressure distribution measurement and experiment statistics
Desired pressure distributed data, sets up desired pressure distributed model according to described desired pressure distributed data；By to target group
Somatic data statistical analysis, extraction is used for the sample point of seat design, and according to given driver's cabin arrangement parameter and sample point, profit
Determine comfortable sitting posture driver's human body with posture forecast model, set up sitting posture human body FEM (finite element) model；Described desired pressure is divided
Cloth model is mapped to the surface of described sitting posture human body FEM (finite element) model, determines deformation recoil according to described Nonlinear FEM Simulation
Appearance anthropometric dummy surface；After described deformation on the surface of sitting posture anthropometric dummy, compensate the deflection of described sponge, determine seat
The profile of sponge.In said method, by setting up desired pressure distributed model, it would be desirable to pressure distribution is mapped to sitting posture human mould
Type surface, obtains and territory, different contact zone, sitting posture anthropometric dummy surface pressure, determines sitting posture anthropometric dummy surface profile after deformation,
And combine sponge distorted pattern on this basis, set up sponge profile.The method is when designing seat, by pressure distribution and sponge
Material behavior is taken into account, and with the sitting posture anthropometric dummy set up and different automobile types, different vehicle seat parameter seat as data,
Determine the seat that the method designs, it is possible to towards different crowd, different automobile types.
Those skilled in the art are it should be appreciated that embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the reality in terms of the present invention can use complete hardware embodiment, complete software implementation or combine software and hardware
Execute the form of example.And, the present invention can use at one or more computers wherein including computer usable program code
The upper computer program product implemented of usable storage medium (including but not limited to disk memory, CD-ROM, optical memory etc.)
The form of product.
The present invention is with reference to method, equipment (system) and the flow process of computer program according to embodiments of the present invention
Figure and/or block diagram describe.It should be understood that can the most first-class by computer program instructions flowchart and/or block diagram
Flow process in journey and/or square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
Instruction arrives the processor of general purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce
A raw machine so that the instruction performed by the processor of computer or other programmable data processing device is produced for real
The device of the function specified in one flow process of flow chart or multiple flow process and/or one square frame of block diagram or multiple square frame now.
These computer program instructions may be alternatively stored in and computer or other programmable data processing device can be guided with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in this computer-readable memory produces and includes referring to
Make the manufacture of device, this command device realize at one flow process of flow chart or multiple flow process and/or one square frame of block diagram or
The function specified in multiple square frames.
These computer program instructions also can be loaded in computer or other programmable data processing device so that at meter
Perform sequence of operations step on calculation machine or other programmable devices to produce computer implemented process, thus at computer or
The instruction performed on other programmable devices provides for realizing at one flow process of flow chart or multiple flow process and/or block diagram one
The step of the function specified in individual square frame or multiple square frame.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and amendment to these embodiments.So, claims are intended to be construed to include excellent
Select embodiment and fall into all changes and the amendment of the scope of the invention.
Obviously, those skilled in the art can carry out various change and the modification essence without deviating from the present invention to the present invention
God and scope.So, if these amendments of the present invention and modification belong to the scope of the claims in the present invention and equivalent technologies thereof
Within, then the present invention is also intended to comprise these change and modification.
Claims (4)
1. a driver seat method for designing, it is characterised in that including:
According to sponge material constitutive model, setting up sponge distorted pattern by Nonlinear FEM Simulation, wherein, described sponge becomes
Shape model parameter at least includes the deflection of sponge；
Desired pressure distributed data is obtained, according to described desired pressure distribution number by sitting posture pressure distribution measurement and experiment statistics
According to setting up desired pressure distributed model；
By to target group's somatic data statistical analysis, extraction is used for the sample point of seat design, and according to given driver's cabin
Arrangement parameter and described sample point, utilize posture forecast model to determine comfortable sitting posture driver's human body, set up sitting posture human body limited
Meta-model；
Described desired pressure distributed model is mapped to the surface of described sitting posture human body FEM (finite element) model, non-linear has according to described
The emulation of limit unit determines sitting posture anthropometric dummy surface after deformation；
After described deformation on the surface of sitting posture anthropometric dummy, compensate the deflection of described sponge, determine the profile of seat sponge.
2. the method for claim 1, it is characterised in that described desired pressure distributed model is driven for meeting different stature
People that member is comfortable to be taken, pressure distribution data between chair, express in the matrix form.
3. the method for claim 1, it is characterised in that described by target group's somatic data statistical analysis, taking out
Take the sample point in seat design to include:
By to described target group's somatic data average, covariance matrix statistical analysis, extraction is for the sample of seat design
Point, described sample point is human body scale parameter.
4. the method for claim 1, it is characterised in that after described deformation, sitting posture anthropometric dummy surface is curved surface.
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| CN201610573388.3A CN106202783B (en) | 2016-07-20 | 2016-07-20 | Driving seat design method |
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| CN201610573388.3A CN106202783B (en) | 2016-07-20 | 2016-07-20 | Driving seat design method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108422909A (en) * | 2018-03-14 | 2018-08-21 | 南京航空航天大学 | A kind of pair adjusts driver seat and its backrest profile comfort level emulation mode |
| CN110955992A (en) * | 2019-11-21 | 2020-04-03 | 天津科技大学 | Method and system for constructing finite element model of six-year-old child passenger and method and system for evaluating child restraint system |
| CN112528421A (en) * | 2020-12-30 | 2021-03-19 | 恒诚航空科技(南通)有限公司 | Aviation seat cushion foaming design scheme evaluation method and device |
| CN114074390A (en) * | 2021-11-23 | 2022-02-22 | 苏州博宇科技有限公司 | Processing system and method for plastic mold electrode automation |
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| CN105334066A (en) * | 2015-11-24 | 2016-02-17 | 中国汽车技术研究中心 | Method and device for evaluating comfort of automobile seat |
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| CN105334066A (en) * | 2015-11-24 | 2016-02-17 | 中国汽车技术研究中心 | Method and device for evaluating comfort of automobile seat |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108422909A (en) * | 2018-03-14 | 2018-08-21 | 南京航空航天大学 | A kind of pair adjusts driver seat and its backrest profile comfort level emulation mode |
| CN110955992A (en) * | 2019-11-21 | 2020-04-03 | 天津科技大学 | Method and system for constructing finite element model of six-year-old child passenger and method and system for evaluating child restraint system |
| CN112528421A (en) * | 2020-12-30 | 2021-03-19 | 恒诚航空科技(南通)有限公司 | Aviation seat cushion foaming design scheme evaluation method and device |
| CN114074390A (en) * | 2021-11-23 | 2022-02-22 | 苏州博宇科技有限公司 | Processing system and method for plastic mold electrode automation |
| CN114074390B (en) * | 2021-11-23 | 2024-04-26 | 苏州博宇科技有限公司 | Machining system and method for automation of plastic mold electrode |
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