CN101713716A - Rigidity detection device of passenger protection parts in vehicle - Google Patents
Rigidity detection device of passenger protection parts in vehicle Download PDFInfo
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- CN101713716A CN101713716A CN 200910301148 CN200910301148A CN101713716A CN 101713716 A CN101713716 A CN 101713716A CN 200910301148 CN200910301148 CN 200910301148 CN 200910301148 A CN200910301148 A CN 200910301148A CN 101713716 A CN101713716 A CN 101713716A
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- briquetting
- detection device
- passenger protection
- protection parts
- rigidity detection
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Abstract
The invention discloses a rigidity detection device of passenger protection parts in a vehicle. The rigidity detection device can conveniently detect the rigidity of protection parts which can be in contact with passengers and used for protecting the passengers in the vehicle. The invention adopts the technical scheme that the rigidity detection device of the passenger protection parts in the vehicle comprises a base and a press bar arranged above the base; the press bar can do vertical motions relative to the base; and the base is used for holding the passenger protection parts. The rigidity detection device is characterized in that the lower end part of the press bar is fixedly connected with a press block, a displacement sensor is arranged on the press block, and a pressure sensor is arranged on a surface of the press block capable of contacting with a detection surface of a passenger protection part; and the outer side of the press bar is provided with receiving equipment for receiving signals of the pressure sensor and the displacement sensor.
Description
Technical field
The present invention relates to a kind of pick-up unit, a kind of device of providing the rigidity of the passenger protection parts of certain protective role to detect to the occupant to side airbag, driver airbag, automotive upholstery, seat etc. on the automobile of being used for is provided.
Technical background
When automobile has an accident when driving,,, various air bags are set all generally on automobile to reduce the injury of accident to driver and crew in order to provide protection to driver and crew.Be arranged on the occupant-side safety airbag in the automobile side angle trim panel; and to be arranged on the inner driver airbag of bearing circle be exactly two kinds of necessary security protective devices; different size is not quite similar with the physical characteristics that air bag showed that different manufacturers produce; be embodied in air bag after being put quick-fried opening, its rigidity is not quite similar.Owing to have an accident or when carrying out impact test at automobile, air bag can be put quick-fried opening, and by the quick-fried air bag of opening of point be directly and occupant or testing dummy bump, the side airbag after quick-fried the opening of point of different-stiffness is different to the injury that occupant or dummy caused.Be rigidity to air bag point is quick-fried after opening; and automotive interior can be measured with the rigidity of contacted inside gadget of human body and seat; being necessary to design a kind of pick-up unit detects them; whether conformance with standard is judged to the rigidity of described passenger protection parts, with the traffic safety that guarantees automobile and the test by impact test smoothly.And under existence conditions; not having a kind of this type of pick-up unit detects the rigidity of described passenger protection parts; this both can influence the evaluation of star in the vehicle crash test process; simultaneously also owing to can not the actual rigidity of described passenger protection parts be detected; the undesirable passenger protection parts of some rigidity might be mounted on the automobile, and this has brought hidden danger for the traffic safety of automobile.
Summary of the invention
The technical issues that need to address of the present invention: the rigidity detection device that a kind of passenger protection parts in vehicle is provided; it can be easily detects the actual rigidity of passenger protection parts; and simple in structure, be beneficial to the travel safety and the star rating of automobile when crash tests that guarantee automobile.
For solving the problems of the technologies described above; technical scheme of the present invention: a kind of rigidity detection device of passenger protection parts in vehicle; comprise base and the depression bar that is positioned at the base top; depression bar can be done the motion of vertical direction with respect to base; base is used to accept protection occupant parts; it is characterized in that; bottom at depression bar is fixedly connected with briquetting; be provided with on the briquetting displacement transducer and can with protection occupant's parts detection faces contacted surface on be provided with pressure transducer, be provided with the accepting device that is used to accept pressure transducer and displacement transducer signal in the outside of depression bar.The passenger protection parts are placed on the base; depression bar drives briquetting with certain speed and presses to the passenger protection parts; set displacement transducer is used for the displacement of briquetting in the perception unit interval on the briquetting; pressure transducer is used for the perception briquetting when pressing to the passenger protection parts, and the passenger protection parts act on the reacting force on the briquetting.By selecting the different movement velocity of depression bar; utilization receives the data of these two sensors; and obtain a briquetting velocity of displacement and stressed between the two relation curve; this relation curve and pre-rendered typical curve are compared; thereby can draw the actual rigidity that certain passenger protection parts are reflected under different operating modes; so that the actual rigidity to certain passenger protection parts is carried out quantitative measurement; so that determine certain batch of actual rigidity under different working conditions of certain passenger protection parts, avoid occurring batch quality problems.
As preferably, be detachable the connection between described briquetting and the depression bar.Be detachable connection between the two, can change the briquetting of different structure shape,, make a playscript with stage directions pick-up unit to detect multiple described passenger protection parts so that simulate the various human shape.
As preferably, described briquetting is tabular, and it is a square.It is tabular that briquetting is, and is convenient to carry out the installation of the sensor thereon, the data accuracy height of being gathered on the sensor, and the rigidity that this tabular briquetting is suitable for the automobile side airbag detects.
As preferably, the both sides of described briquetting lower surface are provided with chamfering.The chamfering that is provided with has made things convenient for contacting between briquetting and the air sac bag body, in order to avoid briquetting corner angle bring to a certain degree damage to air sac bag body.
As preferably, described briquetting is semisphere.This hemispheric briquetting is suitable for driver airbag is detected, and this briquetting has simulated the shape of human body head well.
As preferably, described base is provided with supporter, and supporter is V-shaped, and the opening direction of this supporter is towards briquetting.V-shaped supporter can limit air sac bag body well, and briquetting can effectively be avoided air sac bag body occurred level drift when pressing to air sac bag body, is convenient to fully contacting between briquetting and the air sac bag body.
As preferably, on the lateral surface of supporter, be provided with the air bag module installation position, the some seam broken of air bag module is towards the supporter inboard.Be used to install air bag module on the air bag module installation position, after air bag module is installed on the supporter, air bag module is positioned at the outside of supporter, air sac bag body is put the inside that is filled in supporter after quick-fried the opening, press in the process of air sac bag body at briquetting, the air bag module body can not exert an influence to air sac bag body.
As preferably, the size of described briquetting is less than the size of supporter opening, and briquetting can stretch in the supporter.Press in the process of air sac bag body at briquetting, supporter can not hinder the motion of briquetting, is convenient to fully contacting between briquetting and the air sac bag body, and briquetting can be positioned at supporter at its motion end.
As preferably, the shape of described briquetting is stern shape.This briquetting has simulated the buttocks shape of human body, and the rigidity that is suitable for the seat of automobile detects.
As preferably, described depression bar is assemblied on the pressure cylinder.This pressure cylinder can be with gas as the power media, also can be as the power media with hydraulic oil.This pressure cylinder has that action response speed is fast, the advantage of motion stabilization.
Therefore, beneficial effect of the present invention:
The briquetting that utilization has displacement transducer and a pressure transducer to can with the contacted inside gadget of human body, seat; and the air sac bag body after quick-fried the opening of quilt point carries out punching press; to obtain the actual rigidity of position that is stamped on the described passenger protection parts at different working conditions; so that the physical characteristics to the passenger protection parts detects; the foundation of quantitative judgement is provided for the actual mass of passenger protection parts; the security that this has improved automobile occupant when having an accident helps the evaluation of automobile star in the crash tests process.This pick-up unit, simple in structure, easy to operate, be convenient to make.
Description of drawings
Accompanying drawing 2 is perspective view of a kind of embodiment of briquetting.
Accompanying drawing 3 is perspective view of the another kind of embodiment of briquetting.
Accompanying drawing 4 is perspective view of another embodiment of briquetting
Embodiment
See accompanying drawing 1,2, the rigidity detection device of passenger protection parts in vehicle of the present invention comprises depression bar 1 and base 6.Depression bar 1 is the bottom that is assembled in a pressure cylinder 8 that vertically is provided with, and this depression bar 1 is equivalent to the piston of pressure cylinder 8.Base 6 be positioned at depression bar 1 under, be used to accept and fix by the air sac bag body 3 of point after quick-fried the opening.The bottom of depression bar 1 is fixedly connected with a tabular briquetting 2, is provided with displacement transducer and pressure transducer on the lower surface of briquetting 2.But depression bar 1 in the vertical direction drives briquetting 2 motions, and the movement velocity on depression bar 1 vertical direction can have multiple choices, briquetting 2 when following depression bar 1 motion, can punching press base 6 on securing air sac bag body 3.
Set pressure transducer is used for perception briquetting 2 when extruding gasbag bag 3 on the briquetting 2, and air sac bag body 3 is applied to the reacting force on the briquetting 2; When set displacement transducer is used for perception briquetting 2 extruding gasbag bags 3 on the briquetting 2, the movement velocity of briquetting 2.Be provided with the equipment that is used to accept pressure transducer and displacement transducer institute perception data in the outside of depression bar 1, when depression bar 1 is pressed to air sac bag body 3 with friction speed, this equipment can collect different data, can obtain the extrusion speed of briquetting 2 and the relation curve between the suffered reacting force according to these data, actual relationship curve according to resulting air sac bag body 3, and compare with the relation curve of standard, whether meet the requirements to judge the rigidity of air sac bag body 3 under each operating mode, thereby draw the physical characteristics of air sac bag body 3 after quick-fried the opening of quilt point, in order to avoid batch property problem appears in automobile.
Described base 6 is provided with supporter 4, and supporter 4 is V-shaped, and its opening direction is towards briquetting 2.
Have the air bag module installation position on the lateral surface of supporter 4, air bag module 5 is fixed on this installation position, and the some seam broken on the air bag module 5 is towards the inboard of supporter 4, and air sac bag body 3 can be filled in the supporter 4 after pushing up quick-fried opening.
Described briquetting 2 is square, is provided with chamfering 7 in the both sides of briquetting 2 lower surfaces.The size of briquetting 2 is less than the opening size of supporter 4, briquetting 2 when pressing to air sac bag body 3, the inside that can be insinuated into supporter 4 in whole or in part of briquetting 2.
In conjunction with the accompanying drawings 1,2,3,4, be detachable the connection between depression bar 1 and the briquetting 2 in the rigidity detection device of this passenger protection parts in vehicle, briquetting 2 can be removed from depression bar 1.Being shaped as of aforesaid briquetting 2 is plate-like, and the briquetting 2 of this shape can be used for the side airbag on the automobile or can detect with the rigidity of the contacted inside gadget of human body (as panel board).When the rigidity that is used for to interior detected, the planform of described base 6 had certain adaptations, and its version can not have special requirement, as long as it can adapt to the requirement of shelving of to interior.
Described briquetting 2 can be semisphere, the bottom of depression bar 1 is connected on the last plane of semisphere briquetting 2, semisphere on this briquetting 2 faces downwards, described pressure transducer is set on the spherical of briquetting 2, and the rigidity that this briquetting 2 is suitable for driver airbag detects.When driver airbag being surveyed inspection, the shape of described base 6 can be identical with the structure of aforesaid base, and base 6 also can be exactly a bearing circle.When base was bearing circle, driver airbag was fixed on the bearing circle after being put quick-fried opening, and briquetting 2 is pressed to the center position of driver airbag under the drive of depression bar 1.
Described briquetting 2 also can be made into stern shape as shown in Figure 4, and the rigidity that the briquetting 2 of stern shape is suitable for the seat surface of automotive seat detects.When the actual rigidity to the seat seat surface detected, aforesaid base 6 can be ground, or had the worktable on plane in this pick-up unit, and seat directly is shelved on ground or the worktable naturally.
Described displacement transducer is set on the briquetting 2; it is provided with the position and does not require; and described pressure transducer should be arranged on briquetting 2 can with the contacted surface of passenger protection parts detection faces on; pressure transducer can one; it is arranged on briquetting 2 the above surperficial center position; pressure transducer also can be a plurality of, and these a plurality of pressure transducers are distributed on the briquetting 2 described surfaces.Pressure transducer is behind the reacting force that is subjected to detected passenger protection parts; stressed size is transmitted to signal receiver in the mode of signal; when pressure transducer when being a plurality of, the pressure signal that the signal accepting device is received can be obtained a mean value after the computing.Displacement transducer is used for the speed of perception when briquetting 2 is pressed to detected parts, and the speed of perception is transmitted to signal receiver in the mode of signal.Has display screen on the signal receiver, having with velocity of displacement and pressure on the display screen is the coordinate of diaxon, when briquetting 2 is pressed to detected parts with a speed, on the coordinate of display screen, can form a point, when briquetting 2 is pressed to detected parts with friction speed, will on display screen, form some spots, after these some spots are joined together, can obtain a pressure/velocity of displacement curve, this curve and a pre-rendered typical curve are compared, can draw the actual rigidity of detected parts under different working conditions, thereby provide the foundation of quantitative judgement for whether detected parts meet the requirements.
Claims (10)
1. the rigidity detection device of a passenger protection parts in vehicle; comprise base and the depression bar that is positioned at the base top; depression bar can be done the motion of vertical direction with respect to base; base is used to accept protection occupant parts; it is characterized in that; be fixedly connected with briquetting (2) in the bottom of depression bar (1); be provided with on the briquetting (2) displacement transducer and can with protection occupant's parts detection faces contacted surface on be provided with pressure transducer, be provided with the accepting device that is used to accept pressure transducer and displacement transducer signal in the outside of depression bar (1).
2. the rigidity detection device of passenger protection parts in vehicle according to claim 1 is characterized in that, is detachable the connection between described briquetting (2) and the depression bar (1).
3. the rigidity detection device of passenger protection parts in vehicle according to claim 2 is characterized in that, described briquetting (2) is tabular, and it is a square.
4. the rigidity detection device of passenger protection parts in vehicle according to claim 3 is characterized in that, the both sides of described briquetting (2) lower surface are provided with chamfering (7).
5. the rigidity detection device of passenger protection parts in vehicle according to claim 2 is characterized in that, described briquetting (2) is semisphere.
6. according to the rigidity detection device of claim 1 or 2 or 3 or 4 or 5 described passenger protection parts in vehicle; it is characterized in that; described base (6) is provided with supporter (4), and supporter (4) is V-shaped, and the opening direction of this supporter (4) is towards briquetting (2).
7. the rigidity detection device of passenger protection parts in vehicle according to claim 6 is characterized in that, is provided with the air bag module installation position on the lateral surface of supporter (4), and the some seam broken of air bag module (5) is towards supporter (4) inboard.
8. the rigidity detection device of passenger protection parts in vehicle according to claim 7 is characterized in that, the size of described briquetting (2) is less than the size of supporter (4) opening, and briquetting (2) can stretch in the supporter (4).
9. the rigidity detection device of passenger protection parts in vehicle according to claim 2 is characterized in that, the shape of described briquetting (2) is stern shape.
10. according to the rigidity detection device of claim 1 or 2 or 3 or 4 or 5 or 9 described passenger protection parts in vehicle, it is characterized in that described depression bar (1) is assemblied on the pressure cylinder (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910301148 CN101713716A (en) | 2009-03-26 | 2009-03-26 | Rigidity detection device of passenger protection parts in vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910301148 CN101713716A (en) | 2009-03-26 | 2009-03-26 | Rigidity detection device of passenger protection parts in vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN101713716A true CN101713716A (en) | 2010-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910301148 Pending CN101713716A (en) | 2009-03-26 | 2009-03-26 | Rigidity detection device of passenger protection parts in vehicle |
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| CN (1) | CN101713716A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510160A (en) * | 2015-12-27 | 2016-04-20 | 河南大林橡胶通信器材有限公司 | Novel finished clutch rubber airbag flex cracking test bed |
| CN106124140A (en) * | 2016-08-26 | 2016-11-16 | 昆山浩硕精密机械有限公司 | A kind of equipment for air bag test |
| CN106404317A (en) * | 2016-08-26 | 2017-02-15 | 昆山浩硕精密机械有限公司 | Device used for testing air bag |
| CN106441729A (en) * | 2016-08-26 | 2017-02-22 | 昆山浩硕精密机械有限公司 | Airbag testing apparatus |
| CN114235596A (en) * | 2022-02-23 | 2022-03-25 | 武汉联乐床具有限公司 | Mattress comprehensive test equipment |
-
2009
- 2009-03-26 CN CN 200910301148 patent/CN101713716A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105510160A (en) * | 2015-12-27 | 2016-04-20 | 河南大林橡胶通信器材有限公司 | Novel finished clutch rubber airbag flex cracking test bed |
| CN106124140A (en) * | 2016-08-26 | 2016-11-16 | 昆山浩硕精密机械有限公司 | A kind of equipment for air bag test |
| CN106404317A (en) * | 2016-08-26 | 2017-02-15 | 昆山浩硕精密机械有限公司 | Device used for testing air bag |
| CN106441729A (en) * | 2016-08-26 | 2017-02-22 | 昆山浩硕精密机械有限公司 | Airbag testing apparatus |
| CN114235596A (en) * | 2022-02-23 | 2022-03-25 | 武汉联乐床具有限公司 | Mattress comprehensive test equipment |
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Open date: 20100526 |