CN101718630A - Vehicle door trim impacter and method for determining rigidity value of vehicle door trim - Google Patents

Vehicle door trim impacter and method for determining rigidity value of vehicle door trim Download PDF

Info

Publication number
CN101718630A
CN101718630A CN200910224584A CN200910224584A CN101718630A CN 101718630 A CN101718630 A CN 101718630A CN 200910224584 A CN200910224584 A CN 200910224584A CN 200910224584 A CN200910224584 A CN 200910224584A CN 101718630 A CN101718630 A CN 101718630A
Authority
CN
China
Prior art keywords
knocker
trim panel
collision
area
vehicle door
Prior art date
Application number
CN200910224584A
Other languages
Chinese (zh)
Other versions
CN101718630B (en
Inventor
郭磊
王大志
杜汉斌
汤晓东
李政
刘军勇
蔡明�
殷雪亚
Original Assignee
上海汽车集团股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 上海汽车集团股份有限公司 filed Critical 上海汽车集团股份有限公司
Priority to CN 200910224584 priority Critical patent/CN101718630B/en
Publication of CN101718630A publication Critical patent/CN101718630A/en
Application granted granted Critical
Publication of CN101718630B publication Critical patent/CN101718630B/en

Links

Abstract

The invention provides a vehicle door trim impacter and a method for determining a rigidity value of a vehicle door trim. The vehicle door trim impacter is based on the human body profile outline characteristic and comprises a chest area impacter, an abdomen area impacter, a huckle area impacter, a high-pressure air cylinder and a guide rod, wherein the chest area impacter comprises an impact contact surface with the geometrical characteristic of a human body chest profile; the abdomen area impacter comprises an impact contact surface with geometrical characteristic of the human body abdomen profile; the huckle area impacter comprises an impact contact surface with the geometrical characteristic of the human body huckle profile; the guide rod is set into a linear motion output piece of the high-pressure air cylinder; and the tail end of the guide rod is connected with the chest area impacter, the abdomen area impacter or the huckle area impacter. In the method, each impacted area of the trim is impacted by the impacter and kinetic parameters in the impact process can be measured, thereby obtaining the rigidity value of each area of the trim; and the method is used for optimizing the rigidity design of the trim.

Description

The method of vehicle door interior trim panel knocker and definite vehicle door interior trim panel rigidity value
Technical field
The present invention relates to a kind of method that is used for the knocker of vehicle impact testing and determines the vehicle door interior trim panel rigidity value.
Background technology
Automobile side impact is one of common Traffic Collision accident pattern, when how to improve side collision passenger's protective value has been subjected to the pay attention to day by day of automobile production enterprise.When automobile generation side collision, the vehicle body sheet metal structural is collision deformation at first, invades in the crew module, and the promotion vehicle door interior trim panel bumps with occupant's health and contacts, and causes occupant injury.As seen, good automobile side impact passenger protecting performance is not only closely related with vehicle body sheet metal structural and material thereof, simultaneously also with that the vehicle door interior trim panel stiffness that direct collision contacts takes place is closely related with the occupant.When carrying out the design of vehicle body sheet metal structural, design suitable vehicle door interior trim panel stiffness and can further promote the automobile side impact performance.
Traditional design method is when carrying out automotive development, often bias toward by strengthening the passenger protecting performance that the vehicle body sheet metal structural improves side collision, ignored architecture advances and rigidity optimization, be unfavorable for the lightweight development of body of a motor car on the one hand and reduce fuel consume important spare parts such as vehicle door interior trim panels; Increase improved difficulty of body structure and manufacturing cost on the other hand, prolonged the time of car load exploitation.Therefore; when carrying out the design of vehicle body side sheet metal structural; correctly estimate the rigidity of vehicle door interior trim panel by rational impulse test; then it is optimized design; alleviate dependence, reach the purpose that improves the side impact passenger protecting performance and save development time and cost the change of vehicle body sheet metal structural.
Because the vehicle door interior trim plate structure is comparatively complicated; corresponding different zone when it contacts with the collision of passenger's health; automobile production enterprise does not carry out the rational knocker of a cover of shock-testing to the vehicle door interior trim panel stiffness at present; can't accurately estimate the vehicle door interior trim panel stiffness of different automobile types and optimize from the actual collision angle; thereby caused the trim panel rigidity Design unreasonable, when being difficult to significantly promote automobile side impact to occupant's protective value.
Summary of the invention
The object of the present invention is to provide the method for a kind of vehicle door interior trim panel knocker and definite vehicle door interior trim panel rigidity value.
For realizing described purpose, the vehicle door interior trim panel knocker based on human body side profile feature of the present invention is characterized in, comprising: the chest region knocker, and it comprises the collision surface of contact of the geometric properties that possesses the human chest side; The abdomen area knocker, it comprises the collision surface of contact of the geometric properties that possesses the human abdomen side; Hip zone knocker, it comprises the collision surface of contact of the geometric properties that possesses human body hip side; High-pressure cylinder; And guide pole, be arranged to the rectilinear motion output of high-pressure cylinder, its terminal chest region knocker, abdomen area knocker or hip zone knocker of connecting.
Described vehicle door interior trim panel knocker, its further characteristics are to comprise also being used for fixing the fixed support that supports trim panel that trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode.
Described vehicle door interior trim panel knocker, its further characteristics are, also comprise the acceleration sensor that is arranged on chest region knocker, abdomen area knocker and the hip zone knocker, this accelerator is used to write down the time dependent acceleration signal of each knocker.
Described vehicle door interior trim panel knocker, its further characteristics be, also comprises integrating gear, and this integrating gear obtains the be hit rigidity value in zone of trim panel according to the acceleration signal of knocker record.
Method of the present invention is to utilize described vehicle door interior trim panel knocker to determine the method for vehicle door interior trim panel rigidity value, is characterized in, trim panel is fixed on the fixed support, and trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode; According to sitting posture position and body contour line the projection on trim panel of human body in car, determine the corresponding collision contact area of human chest, belly and hip and trim panel, thereby trim panel is divided into 3 parts, i.e. chest collision area, belly collision area and hip collision area; Described 3 parts of utilizing the collision surface of contact of the collision surface of contact of collision surface of contact, abdomen area knocker of chest region knocker and hip zone knocker to impact trim panel respectively; And write down chest region knocker, abdomen area knocker and the time dependent acceleration signal of hip zone knocker respectively, and obtain the rigidity numerical value of described 3 parts of trim panel respectively according to these acceleration signals.
Beneficial effect of the present invention is as follows:
By adopting vehicle door interior trim panel knocker that trim panel is impacted based on human body side profile feature, various kinetic parameters in the measurement impact process are the acceleration of each knocker for example, can accurately measure the stiffness variation of the different collision areas of trim panel, the actual contact effect of human body and trim panel when reflecting side collision, carry out trim panel rigidity optimal design based on the data that test obtains, promote the passenger protecting performance of automobile side impact thus; Utilize knocker can in impulse test, estimate the rigidity of vehicle door interior trim panel exactly; changed simple in the past the dependence by strengthening the traditional design method that the vehicle body sheet metal structural improves the automobile side impact performance; the optimization of trim panel rigidity has realized side collision passenger protecting performance's fast lifting; save manufacturing cost and development time, improved economic benefit.
Aforementioned purpose of the present invention, feature and beneficial effect are with accompanying drawings and embodiment are described in detail below.
Description of drawings
Fig. 1 is the synoptic diagram of chest region knocker of the present invention.
Fig. 2 is the synoptic diagram of abdomen area knocker of the present invention.
Fig. 3 is the synoptic diagram of hip of the present invention zone knocker.
Fig. 4 be vehicle door interior trim panel knocker of the present invention carry out stiffness test the time synoptic diagram.
Embodiment
When automobile side impact, the collision area that vehicle door interior trim panel and human body side different parts are corresponding is different.Method of the present invention is at first according to the sitting posture position of human body in car, generate the projection of body contour line on trim panel, the corresponding collision contact area of human chest, belly and hip and trim panel is divided into 3 parts with trim panel: chest collision area, belly collision area and hip collision area when determining automobile side impact.
The chest of trim panel, belly and three collision areas of hip, need have of the injury of different rigidity values with the corresponding body position that alleviates when collision occupant, therefore the knocker of method utilization of the present invention with Reasonable Shape feature and quality carries out experimental test to the rigidity in aforementioned 3 zones of its trim panel, accurately these zones of reflection with human body collision contact process in stiffness variation, correctly carry out the optimal design of trim panel rigidity then based on test figure.
As shown in Figure 1 to Figure 3, method of the present invention is to utilize the vehicle door interior trim panel knocker that possesses human body side profile feature, test the rigidity of each position collision contact area of trim panel and human body, this vehicle door interior trim panel knocker is respectively trim panel chest region knocker 10, abdomen area knocker 20 and hip zone knocker 30.
Chest region knocker 10 comprises collision surface of contact 10a, collision surface of contact 10a possesses the geometric properties of human chest side, be used in test contacting with the chest collision area of trim panel, its basic configuration is of a size of 60mm * 75mm * 160mm in one embodiment, quality is 1.96Kg, and material is an aluminium.Abdomen area knocker 20 comprises collision surface of contact 20a, collision surface of contact 20a possesses the geometric properties of human abdomen side, be used in test contacting with the belly collision area of trim panel, in one embodiment, basic configuration is of a size of 60mm (or 65mm) * 116mm * 77mm, and quality is 1.68Kg, and material is an aluminium.Hip zone knocker 30 comprises collision surface of contact 30a, collision surface of contact 30a possesses the geometric properties of human body hip side, be used in test contacting with the hip collision area of trim panel, its basic configuration is of a size of 50mm * 186mm (123mm) * 144mm (130mm) in one embodiment, quality is 3.98Kg, and material is an aluminium.The geometric properties of human chest, belly and hip side can be determined by carrying out three-dimensional modeling by CASE(Computer Aided Software Engineering) after human body is measured.
As shown in Figure 4, trim panel 43 is fixedly connected on the fixed support 44, the identical essence in other words with the connected mode of trim panel in real vehicle of the connected mode of the two is identical, the rectilinear motion output of high-pressure cylinder 41 is a guide rod 42, the end of guide rod 42 connects knocker, in the embodiment shown in fig. 4, be to be that example describes with chest region knocker 10, obviously the end of guide rod 42 can optionally connect trim panel chest region knocker 10, abdomen area knocker 20 and hip zone knocker 30.Method of the present invention is launched guide pole 42 and knocker 10 by the instantaneous hyperbar that high-pressure cylinder 41 produces with certain speed, direction shown in knocker 10 arrow A is impacted the trim panel corresponding region with horizontal free state, and impact mass is different knocker 10,20,30 quality and guide pole quality sum.On knocker 10,20 or 30, acceleration transducer is installed, write down time dependent acceleration signal, try to achieve the reacting force that knocker is subjected to by integrating gear (can circuit or computer software) then, and obtain the be hit rigidity numerical value in zone of trim panel.
Can understand simultaneously that by Fig. 4 the vehicle door interior trim panel knocker based on human body side profile feature of the present invention comprises: chest region knocker 10, it comprises the collision surface of contact 10a of the geometric properties that possesses the human chest side; Abdomen area knocker 20, it comprises the collision surface of contact 20a of the geometric properties that possesses the human abdomen side; Hip zone knocker 30, it comprises the collision surface of contact 30a of the geometric properties that possesses human body hip side; High-pressure cylinder 41; And guide pole 42, be arranged to the rectilinear motion output of high-pressure cylinder, its terminal chest region knocker 10, abdomen area knocker 20 or hip zone knocker 30 of connecting.
Vehicle door interior trim panel knocker based on human body side profile feature of the present invention comprises also and is used for fixing the fixed support 44 that supports trim panel 43 that trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode.Vehicle door interior trim panel knocker based on human body side profile feature of the present invention also comprises the acceleration sensor (not showing) that is arranged on chest region knocker 10, abdomen area knocker 20 and the hip zone knocker 30, and this accelerator is used to write down the time dependent acceleration signal of each knocker.Vehicle door interior trim panel knocker based on human body side profile feature of the present invention also comprises integrating gear (not show), and this integrating gear obtains the be hit rigidity value in zone of trim panel according to the acceleration signal of knocker record.
In addition, can also carry out more detailed design to method of the present invention or knocker, for example high-pressure cylinder is arranged on the lifting table, with the different zone that is hit of the corresponding trim panel of lifting according to aforementioned description.Therefore, though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense, so be not, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the distortion of the above embodiment as limitation of the invention.

Claims (5)

1. the vehicle door interior trim panel knocker based on human body side profile feature is characterized in that, comprising:
The chest region knocker, it comprises the collision surface of contact of the geometric properties that possesses the human chest side;
The abdomen area knocker, it comprises the collision surface of contact of the geometric properties that possesses the human abdomen side;
Hip zone knocker, it comprises the collision surface of contact of the geometric properties that possesses human body hip side;
High-pressure cylinder; And
Guide pole is arranged to the rectilinear motion output of high-pressure cylinder, its terminal chest region knocker, abdomen area knocker or hip zone knocker of connecting.
2. vehicle door interior trim panel knocker as claimed in claim 1 is characterized in that, also comprises being used for fixing the fixed support that supports trim panel, and trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode.
3. vehicle door interior trim panel knocker as claimed in claim 1, it is characterized in that, also comprise the acceleration sensor that is arranged on chest region knocker, abdomen area knocker and the hip zone knocker, this accelerator is used to write down the time dependent acceleration signal of each knocker.
4. vehicle door interior trim panel knocker as claimed in claim 3 is characterized in that, also comprises integrating gear, and this integrating gear obtains the be hit rigidity value in zone of trim panel according to the acceleration signal of knocker record.
5. one kind is utilized vehicle door interior trim panel knocker as claimed in claim 1 to determine the method for vehicle door interior trim panel rigidity value, it is characterized in that, comprising:
Trim panel is fixed on the fixed support, and trim panel is identical with the connected mode of trim panel and real vehicle with support bracket fastened connected mode;
According to sitting posture position and body contour line the projection on trim panel of human body in car, determine the corresponding collision contact area of human chest, belly and hip and trim panel, thereby trim panel is divided into 3 parts, i.e. chest collision area, belly collision area and hip collision area;
Described 3 parts of utilizing the collision surface of contact of the collision surface of contact of collision surface of contact, abdomen area knocker of chest region knocker and hip zone knocker to impact trim panel respectively; And
Write down chest region knocker, abdomen area knocker and the time dependent acceleration signal of hip zone knocker respectively, and obtain the rigidity numerical value of described 3 parts of trim panel according to these acceleration signals respectively.
CN 200910224584 2009-11-13 2009-11-13 Vehicle door trim impacter and method for determining rigidity value of vehicle door trim CN101718630B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200910224584 CN101718630B (en) 2009-11-13 2009-11-13 Vehicle door trim impacter and method for determining rigidity value of vehicle door trim

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910224584 CN101718630B (en) 2009-11-13 2009-11-13 Vehicle door trim impacter and method for determining rigidity value of vehicle door trim

Publications (2)

Publication Number Publication Date
CN101718630A true CN101718630A (en) 2010-06-02
CN101718630B CN101718630B (en) 2013-01-23

Family

ID=42433236

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200910224584 CN101718630B (en) 2009-11-13 2009-11-13 Vehicle door trim impacter and method for determining rigidity value of vehicle door trim

Country Status (1)

Country Link
CN (1) CN101718630B (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102567552A (en) * 2010-12-14 2012-07-11 上海汽车集团股份有限公司 Method for realizing optimization of vehicle body structure on basis of normal rigidity analysis of metal plates of vehicle body
CN103091064A (en) * 2013-01-09 2013-05-08 浙江吉利汽车研究院有限公司杭州分公司 Dynamic impact test equipment
CN103558035A (en) * 2013-11-11 2014-02-05 广汽本田汽车有限公司 Automotive body covering part concavity resistance tester
CN104764615A (en) * 2015-04-21 2015-07-08 奇瑞汽车股份有限公司 Vehicle side collision testing device and method
CN105424383A (en) * 2015-12-23 2016-03-23 广州广电计量检测股份有限公司 Automobile interior trim door panel test device
CN105651525A (en) * 2014-12-02 2016-06-08 现代自动车株式会社 Apparatus for testing side collisions with vehicle body
CN107084827A (en) * 2017-05-11 2017-08-22 象山华鹰塑料工程有限公司 A kind of automotive trim plastic parts impact strength detection means
CN108007663A (en) * 2017-10-31 2018-05-08 丰业迪睦斯(芜湖)汽车部件有限公司 Automobile door handle shell shock resistance detection device
CN108168904A (en) * 2017-12-22 2018-06-15 丰业迪睦斯(芜湖)汽车部件有限公司 Automobile door handle detects work box
CN109540430A (en) * 2018-11-30 2019-03-29 芜湖普威技研有限公司 Automobile component rigidity detection device
CN110501131A (en) * 2018-05-16 2019-11-26 上海汽车集团股份有限公司 A kind of impact test apparatus of door inner decoration board

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485758A (en) * 1993-12-27 1996-01-23 Trw Vehicle Safety Systems Inc. Method and apparatus for simulating vehicle side impacts
CN2572384Y (en) * 2002-10-21 2003-09-10 清华大学 Impactness test instrument for car
CN2888433Y (en) * 2006-01-12 2007-04-11 上海工程技术大学 Bench for testing safety of vehicle side part
CN101398342B (en) * 2008-10-15 2010-08-11 中北大学 Simulation test device for automobile side collision
CN201575895U (en) * 2009-11-13 2010-09-08 上海汽车集团股份有限公司 Vehicle door trim panel impactor

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102567552A (en) * 2010-12-14 2012-07-11 上海汽车集团股份有限公司 Method for realizing optimization of vehicle body structure on basis of normal rigidity analysis of metal plates of vehicle body
CN103091064A (en) * 2013-01-09 2013-05-08 浙江吉利汽车研究院有限公司杭州分公司 Dynamic impact test equipment
CN103091064B (en) * 2013-01-09 2015-12-02 浙江吉利汽车研究院有限公司杭州分公司 Dynamic impact test equipment
CN103558035A (en) * 2013-11-11 2014-02-05 广汽本田汽车有限公司 Automotive body covering part concavity resistance tester
CN105651525B (en) * 2014-12-02 2019-08-13 现代自动车株式会社 Device for vehicle body side impact test
CN105651525A (en) * 2014-12-02 2016-06-08 现代自动车株式会社 Apparatus for testing side collisions with vehicle body
CN104764615A (en) * 2015-04-21 2015-07-08 奇瑞汽车股份有限公司 Vehicle side collision testing device and method
CN104764615B (en) * 2015-04-21 2017-08-04 奇瑞汽车股份有限公司 A kind of vehicle side collision experimental rig and method
CN105424383A (en) * 2015-12-23 2016-03-23 广州广电计量检测股份有限公司 Automobile interior trim door panel test device
CN107084827A (en) * 2017-05-11 2017-08-22 象山华鹰塑料工程有限公司 A kind of automotive trim plastic parts impact strength detection means
CN108007663A (en) * 2017-10-31 2018-05-08 丰业迪睦斯(芜湖)汽车部件有限公司 Automobile door handle shell shock resistance detection device
CN108168904A (en) * 2017-12-22 2018-06-15 丰业迪睦斯(芜湖)汽车部件有限公司 Automobile door handle detects work box
CN110501131A (en) * 2018-05-16 2019-11-26 上海汽车集团股份有限公司 A kind of impact test apparatus of door inner decoration board
CN109540430A (en) * 2018-11-30 2019-03-29 芜湖普威技研有限公司 Automobile component rigidity detection device

Also Published As

Publication number Publication date
CN101718630B (en) 2013-01-23

Similar Documents

Publication Publication Date Title
CN202294632U (en) Front bumper assembly for automobile
US9355319B2 (en) System and method for detecting road surface conditions
Xu et al. Reconstruction model of vehicle impact speed in pedestrian–vehicle accident
CN1891556B (en) Air flow guiding device for a vehicle
CN104239618B (en) Automobile equal strength is superimposed the analytical decomposition design method of leaf spring
CN101356079B (en) Arrangement for, and method of, detecting pedestrian impact
CN104732805B (en) A kind of dynamic early-warning method of automobile anti-rear end collision
CN103112453B (en) A kind of intelligent parking ancillary system
CN104742845B (en) Dynamic early warning system for automobile rear-end collision preventing
CN1448292A (en) Collision detecting device and passive safety system
CN105512358A (en) Loss assessment method of vehicle collision accidents based on CAE simulation technology
CN201268243Y (en) Vehicle seat pedestal
CN101844550B (en) Automobile bumper with two energy-absorbing modes
CN101570167A (en) Ultrasonic obstacle detection system for vehicles
CN101987596A (en) Parking assisting system and control method thereof
CN203179101U (en) On-board unit (OBU) having on-board diagnostic function, vehicle and electronic toll collection (ETC) system
CN102991416A (en) Traffic safety distance control system for automobile and method thereof
CN102117360B (en) The method of vehicle frontal collision finite element model rapid-matching
CN102407820A (en) Collision determining apparatus for vehicle
CN202093586U (en) Remote monitoring system for vehicle running state
CN104089690A (en) Toll station vehicle dynamic weighing estimation method and device
CN103792096A (en) Portable brake performance tester with embedded electronic gyroscope and test method
CN201210111Y (en) Integrated test platform frame for automobile system
CN202063022U (en) Novel overload detecting and warning device for truck
CN105204028B (en) A kind of reversing ancillary hardware based on ultrasonic sensor is in ring development system

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model