CN103425809A - Vehicle seat design method - Google Patents
Vehicle seat design method Download PDFInfo
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- CN103425809A CN103425809A CN2012101608369A CN201210160836A CN103425809A CN 103425809 A CN103425809 A CN 103425809A CN 2012101608369 A CN2012101608369 A CN 2012101608369A CN 201210160836 A CN201210160836 A CN 201210160836A CN 103425809 A CN103425809 A CN 103425809A
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Abstract
The invention discloses a vehicle seat design method and relates to the technical field of vehicles. The vehicle seat design method includes steps: S1, determining an accelerator pedal heel point AHP and an accelerator pedal reference point APP, setting a Y-direction coordinate of a point H in a whole vehicle coordinate system, and establishing a vertical plane parallel to a plane XZ in the Y-direction coordinate of the point H; S2, establishing a line segment extending along a shaft Z via the point of intersection of AHP and APP inside the vertical plane; S3, matching the line segment according to driver percentile and set expressions, and determining a favorable position line of the point H; determining the position and sliding angle of the vehicle seat according to the favorable position line of the point H. By the method, variable parameters are properly adjusted according to the driver percentile, and the favorable position line of the point H corresponding to the percentile can be determined once. The vehicle seat design method is highly targeted without being repeatedly checked and verified, therefore working loads are reduced and accuracy is improved the same time.
Description
Technical field
The present invention relates to automobile technical field, relate in particular to a kind of automotive seat method for designing.
Background technology
The H point is that in two dimension or three-dimensional (3 D) manikin model, the tie point of trunk and thigh is hip point (Hip Point), it in body templates, is hip joint, at car load, design and develop in process, the correctness of determining H point position is very important, it is the reference point of car load design, not only the position of eye ellipse in vehicle body determined in impact, also directly have influence on that hand of driver is stretched and the clearance space of the layout of the layout of the location at interface, various lever piece member and instrument, steering wheel position, head and cap height all many-sides such as determine.U.S. automotive engineer learns (Society of Automotive Engineers, SAE), according to the difference of the driver of different statures actual H-point position in the vehicle body coordinate system when the agreeable vehicle driving posture separately, for the driver of different hundredths, counted one group of H point curve:
X
975=936.6+0.613879H30-0.00186247（H30）
2
X
95=913.7+0.672316H30-0.00195530（H30）
2
X
90=885.0+0.735374H30-0.00201650（H30）
2
X
50=793.7+0.903387H30-0.00225518（H30）
2
X
10=715.9+0.968793H30-0.00228674（H30）
2
X
5=692.6+0.981427H30-0.00226230（H30）
2
X
25=687.1+0.895336H30-0.00210494（H30）
2
Wherein, the driver's that Xi is i hundredths stature H point is positioned at the horizontal range at the rear of thumb reference point (BOF), and its unit is mm.
This curve has characterized the position commonly used that different hundredths drivers H when agreeable vehicle driving posture is ordered, and utilizes it can directly determine corresponding to the position of different H point height (the H30:H point is to the vertical range of heel point) lower H point in vehicle body.
The layout of automotive seat and car load vehicle body need to be carried out according to the agreeable position line of H point, determining of traditional agreeable position line of H point need to be inputted a plurality of H30 values in the above-mentioned curve equation corresponding with driver's hundredths according to car category, determine accurately agreeable position line result in order to obtain, input more H30 values better, but this has increased the complicacy of calculating undoubtedly, and often calculating one group of numerical value needs once check and verify, process is loaded down with trivial details and accuracy is not high.
Summary of the invention
(1) technical matters that will solve
The technical problem to be solved in the present invention is: a kind of calculate simple and the high automotive seat method for designing of accuracy rate are provided.
(2) technical scheme
For addressing the above problem, the invention provides a kind of automotive seat method for designing, the method comprising the steps of:
S1. determine accelerator heel point AHP and accelerator pedal reference point APP, the Y-direction coordinate of H point in the car load coordinate system is set, the Y-direction coordinate place of ordering at H sets up the vertical guide that is parallel to the XZ plane;
S2. in described vertical guide, set up a line segment along the intersection point of Z axis extension and the described accelerator heel point AHP of process and accelerator pedal reference point APP;
S3. according to driver's hundredths, according to following formula, described line segment is carried out to matching, determine the agreeable position line of H point:
Y=a+b*（X*d）-c（X*d）
2
Wherein: the preset length that d is described line segment;
Driver's hundredths is 97.5 o'clock, and the value of a, b, c is respectively: 936.6,0.613879,0.00186247;
Driver's hundredths is 95 o'clock, and the value of a, b, c is respectively: 913.7,0.672316,0.00195530;
Driver's hundredths is 90 o'clock, and the value of a, b, c is respectively: 885.0,0.735374,0.00201650;
Driver's hundredths is 50 o'clock, and the value of a, b, c is respectively: 793.7,0.903387,0.00225518;
Driver's hundredths is 10 o'clock, and the value of a, b, c is respectively: 715.9,0.968793,0.00228674;
Driver's hundredths is 5 o'clock, and the value of a, b, c is respectively: 692.6,0.981427,0.00226230;
Driver's hundredths is 2.5 o'clock, and the value of a, b, c is respectively: 687.1,0.895336,0.00210494;
S4. determine position and the slippage angle of automotive seat according to the agreeable position line of described H point.
Preferably, the preset length of described line segment is 127-405mm.
Preferably, the preset length of described line segment is 405mm.
Preferably, in step S1, the Y-direction coordinate of described H point in the car load coordinate system is 1/4 of car load width.
Preferably, the method is for the design of category-A automotive seat.
(3) beneficial effect
Method of the present invention is calculated without a plurality of H30 values of choosing in the H30 scope, but according to driver's hundredths, variable parameter is suitably adjusted, disposable definite correspondence is with the agreeable position line of H point of hundredths, its specific aim is stronger, without repeatedly checking and verifying, also improved accuracy when reducing workload.
The accompanying drawing explanation
Fig. 1 is the automotive seat method for designing process flow diagram according to one embodiment of the present invention.
Embodiment
Automotive seat method for designing provided by the invention, reach by reference to the accompanying drawings embodiment and be described in detail as follows.
Method of the present invention is applicable to the design of category-A automotive seat and the layout of car load vehicle body.Regulation according to SAE, category-A automobile (class A vehicles): refer to that seating reference point (SgRP) is (127～405) mm to the scope of the vertical range (H30-1) of heel point, the track angle of elevation A19 that H is ordered>0 degree, steering wheel diameter (W9) is less than 400mm, and backrest angle (A40-1) is (15～40) degree.
As shown in Figure 1, the automotive seat method for designing according to one embodiment of the present invention comprises step:
S1. determine accelerator heel point AHP and accelerator pedal reference point APP, the Y-direction coordinate of H point in the car load coordinate system is set, the Y-direction coordinate place of ordering at H sets up the vertical guide that is parallel to the XZ plane.
S2. in this vertical guide, set up a line segment along the intersection point of Z axis extension and this AHP of process and APP, the preset length of this line segment can rule of thumb arrange, and is generally 127-405mm, is preferably in the present embodiment 405mm.
S3. according to driver's hundredths, according to following formula, this line segment is carried out to matching, determine the agreeable position line of H point:
Y=a+b*（X*d）-c（X*d）
2
Wherein: a, b, c are three variable parameters corresponding to driver's hundredths, the value of different driver's hundredths corresponding one group of fixing a, b, c, the preset length that d is described line segment;
Driver's hundredths is 97.5 o'clock, and the value of a, b, c is respectively: 936.6,0.613879,0.00186247;
Driver's hundredths is 95 o'clock, and the value of a, b, c is respectively: 913.7,0.672316,0.00195530;
Driver's hundredths is 90 o'clock, and the value of a, b, c is respectively: 885.0,0.735374,0.00201650;
Driver's hundredths is 50 o'clock, and the value of a, b, c is respectively: 793.7,0.903387,0.00225518;
Driver's hundredths is 10 o'clock, and the value of a, b, c is respectively: 715.9,0.968793,0.00228674;
Driver's hundredths is 5 o'clock, and the value of a, b, c is respectively: 692.6,0.981427,0.00226230;
Driver's hundredths is 2.5 o'clock, and the value of a, b, c is respectively: 687.1,0.895336,0.00210494;
S4. determine position and the slippage angle of automotive seat according to the agreeable position line of described H point.
Utilize the variation of car load coordinate system position, can arbitrarily adjust the position of the agreeable line of H point under the car load coordinate system.Usually the Y-direction coordinate of H point in the car load coordinate system set under the prerequisite of considering the car load width.Can first the horizontal range target between the stern point of front-seat left and right tentatively be thought of as to 1/2 of car load width,, in step S1, H point Y-direction coordinate is 1/4 of car load width.
Above embodiment is only for illustrating the present invention, and be not limitation of the present invention, the those of ordinary skill in relevant technologies field, without departing from the spirit and scope of the present invention, can also make a variety of changes and modification, therefore all technical schemes that are equal to also belong to category of the present invention.
Claims (5)
1. an automotive seat method for designing, is characterized in that, the method comprising the steps of:
S1. determine accelerator heel point AHP and accelerator pedal reference point APP, the Y-direction coordinate of H point in the car load coordinate system is set, the Y-direction coordinate place of ordering at H sets up the vertical guide that is parallel to the XZ plane;
S2. in described vertical guide, set up a line segment along the intersection point of Z axis extension and the described accelerator heel point AHP of process and accelerator pedal reference point APP;
S3. according to driver's hundredths, according to following formula, described line segment is carried out to matching, determine the agreeable position line of H point:
Y=a+b*（X*d）-c（X*d）
2
Wherein: the preset length that d is described line segment;
Driver's hundredths is 97.5 o'clock, and the value of a, b, c is respectively: 936.6,0.613879,0.00186247;
Driver's hundredths is 95 o'clock, and the value of a, b, c is respectively: 913.7,0.672316,0.00195530;
Driver's hundredths is 90 o'clock, and the value of a, b, c is respectively: 885.0,0.735374,0.00201650;
Driver's hundredths is 50 o'clock, and the value of a, b, c is respectively: 793.7,0.903387,0.00225518;
Driver's hundredths is 10 o'clock, and the value of a, b, c is respectively: 715.9,0.968793,0.00228674;
Driver's hundredths is 5 o'clock, and the value of a, b, c is respectively: 692.6,0.981427,0.00226230;
Driver's hundredths is 2.5 o'clock, and the value of a, b, c is respectively: 687.1,0.895336,0.00210494;
S4. determine position and the slippage angle of automotive seat according to the agreeable position line of described H point.
2. the method for claim 1, is characterized in that, the preset length of described line segment is 127-405mm.
3. method as claimed in claim 2, is characterized in that, the preset length of described line segment is 405mm.
4. the method for claim 1, is characterized in that, in step S1, the Y-direction coordinate of described H point in the car load coordinate system is 1/4 of car load width.
5. as the described method of claim 1-4 any one, it is characterized in that, the method is for the design of category-A automotive seat.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105354383A (en) * | 2015-11-09 | 2016-02-24 | 北京长城华冠汽车科技股份有限公司 | Determination method for anteroposterior position of gear shift lever of vehicle |
| CN105426596A (en) * | 2015-11-09 | 2016-03-23 | 北京长城华冠汽车科技股份有限公司 | Method and device for calculating automotive ergonomic parameter |
| CN105893692A (en) * | 2016-04-20 | 2016-08-24 | 北京长城华冠汽车科技股份有限公司 | Method and device for confirming steering wheel center slope angle |
| CN105956231A (en) * | 2016-04-20 | 2016-09-21 | 北京长城华冠汽车科技股份有限公司 | Method and device for determining horizontal distance between center of steering wheel and heel point |
| CN105956224A (en) * | 2016-04-18 | 2016-09-21 | 吉林大学 | Loading method for measuring H points of seat simulation model |
| CN106274759A (en) * | 2016-08-16 | 2017-01-04 | 上汽通用汽车有限公司 | It is automatically adjusted the seat system taking attitude |
| CN110539824A (en) * | 2019-08-22 | 2019-12-06 | 东风汽车集团有限公司 | H-point stroke determination method and device based on driving state |
| CN113408051A (en) * | 2021-06-10 | 2021-09-17 | 一汽奔腾轿车有限公司 | Automobile driving seat stroke setting method suitable for Chinese human body physiological characteristics |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105354383B (en) * | 2015-11-09 | 2018-07-13 | 北京长城华冠汽车科技股份有限公司 | A kind of determination method of automobile shifting rod front and back position |
| CN105426596A (en) * | 2015-11-09 | 2016-03-23 | 北京长城华冠汽车科技股份有限公司 | Method and device for calculating automotive ergonomic parameter |
| CN105426596B (en) * | 2015-11-09 | 2019-10-15 | 北京长城华冠汽车科技股份有限公司 | A kind of method and apparatus calculating automobile human engineering parameter |
| CN105354383A (en) * | 2015-11-09 | 2016-02-24 | 北京长城华冠汽车科技股份有限公司 | Determination method for anteroposterior position of gear shift lever of vehicle |
| CN105956224A (en) * | 2016-04-18 | 2016-09-21 | 吉林大学 | Loading method for measuring H points of seat simulation model |
| CN105956224B (en) * | 2016-04-18 | 2018-10-26 | 吉林大学 | A kind of loading method for measuring seat simulation model H points |
| CN105956231A (en) * | 2016-04-20 | 2016-09-21 | 北京长城华冠汽车科技股份有限公司 | Method and device for determining horizontal distance between center of steering wheel and heel point |
| CN105956231B (en) * | 2016-04-20 | 2019-05-03 | 北京长城华冠汽车科技股份有限公司 | A kind of method and apparatus of determining steering wheel hub and heel point longitudinal separation |
| CN105893692B (en) * | 2016-04-20 | 2019-05-03 | 北京长城华冠汽车科技股份有限公司 | A kind of method and apparatus at determining steering wheel hub inclination angle |
| CN105893692A (en) * | 2016-04-20 | 2016-08-24 | 北京长城华冠汽车科技股份有限公司 | Method and device for confirming steering wheel center slope angle |
| CN106274759A (en) * | 2016-08-16 | 2017-01-04 | 上汽通用汽车有限公司 | It is automatically adjusted the seat system taking attitude |
| CN110539824A (en) * | 2019-08-22 | 2019-12-06 | 东风汽车集团有限公司 | H-point stroke determination method and device based on driving state |
| CN113408051A (en) * | 2021-06-10 | 2021-09-17 | 一汽奔腾轿车有限公司 | Automobile driving seat stroke setting method suitable for Chinese human body physiological characteristics |
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| CN103425809B (en) | 2016-06-08 |
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