CN107505112A - A kind of flexible leg reverse impact caliberating device and method - Google Patents
A kind of flexible leg reverse impact caliberating device and method Download PDFInfo
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- CN107505112A CN107505112A CN201710475180.2A CN201710475180A CN107505112A CN 107505112 A CN107505112 A CN 107505112A CN 201710475180 A CN201710475180 A CN 201710475180A CN 107505112 A CN107505112 A CN 107505112A
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- flexible leg
- hitch
- impact
- fixed mount
- flexible
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/0078—Shock-testing of vehicles
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- General Physics & Mathematics (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The present invention relates to a kind of flexible leg reverse impact caliberating device, the device includes the impact block of flexible leg, fixed mount, hitch and predetermined weight.The impact block impact flexible leg of the predetermined weight enables to flexible leg to be separated with hitch, and hitch does not interfere the motion of flexible leg.The present invention also provides a kind of flexible leg reverse impact scaling method, and this method includes flexible leg is hung on into fixed mount with vertical state by hitch；The center line of the impact block of predetermined weight is alignd with the center line of flexible leg, and by the upper limb of the impact block and flexible leg knee center alignment；The impact block of predetermined weight is impacted into flexible leg to cause flexible leg to be separated with hitch, and hitch does not interfere the motion of flexible leg.The structure of the present invention is simple, not only ensure that the accuracy and uniformity of experiment, and substantially increases test efficiency, cost-effective.
Description
Technical field
The present invention relates to automobile technical field, more particularly to a kind of flexible leg reverse impact caliberating device and method.
Background technology
Pedestrian shank collision is one of important content of traffic protection security performance exploitation.Existing rigid shock device
Its shin bone and femur use rigid material, and knee ligament is connected using steel plate, and its biological verisimilitude is greatly affected, surveyed
Do not considered in terms of measuring injury values shin bone influence by bending, have some limitations.The whole world of 2005-03-07 issues
Technical regulation (global technicalregulations, GTR) pedestrian protecting regulation suggests original text, it is indicated that flexible shank
(flexible pedestrian legform, Flex PLI) there are the biological fidelity of high accuracy and outstanding injury values to assess
Performance, it should not be used as unique lower leg crash impactor.
According to ECE R127 (Economic Commi ssion of Europe Regulation 127) pedestrian safety
Can regulation content, flexible leg type needs to carry out regularly rating test, with ensure the accuracy of flexible leg test data with it is consistent
Property.
Wherein the experiment of reverse impact dynamic calibration is the dynamic calibration experiment required in regulation.Every 30 times of laws and regulations requirement
After flexible leg experiment, it is necessary to a reverse impact rating test is carried out to flexible leg, therefore is to the device of flexible leg demarcation
It is indispensable, and the existing domestic device type to flexible leg demarcation is seldom, demarcates efficiency and accuracy is relatively low, therefore be badly in need of
The simple flexible leg calibration facility of development structure and relatively reliable scaling method.
The content of the invention
For the above mentioned problem of prior art, it is an object of the present invention to provide a kind of new, simple in construction, accurate
The high flexible leg reverse impact caliberating device of property and method.
In order to solve the above-mentioned technical problem, one aspect of the present invention provides a kind of flexible leg reverse impact caliberating device, specifically
Technical scheme is as follows：
A kind of flexible leg reverse impact caliberating device, including flexible leg and the fixed mount for fixing the flexible leg, its
It is characterised by, in addition to the impact block of hitch and predetermined weight, the hitch are used for the flexible leg with vertical
State hangs on the fixed mount, and the impact block of the predetermined weight is used to impact the flexible leg,
The impact block of the predetermined weight impacts the flexible leg and enables to the flexible leg and the hitch point
From, and the hitch does not interfere the motion of the flexible leg.
Further, the hitch includes flexible leg suspension hook and provides the spring of tensile elongation, and the flexible leg is hung
One end of hook is connected on the fixed mount, and its other end is used to hang the flexible leg,
The spring of the regulation tensile elongation being connected between the flexible leg suspension hook and fixed mount at an angle, and
The flexible leg suspension hook can it is described regulation tensile elongation spring in the presence of relative to the fixed mount in vertical plane
Rotation.
Further, the hitch also includes link, and the link is detachably mounted to the fixed mount
On, the flexible leg suspension hook is connected by a rotary shaft with the link.
Further, pulling force caused by the spring of the regulation tensile elongation is 4~6N.
Further, one end that the flexible leg is connected with the flexible leg suspension hook is provided with flexible leg suspension ring, and described soft
Property leg suspension ring can be turned an angle relative to the center line of the flexible leg in vertical plane and fixed.
Further, the impact block of the predetermined weight includes fixed block and the honeycomb aluminum being connected on the fixed block
Block, and the honeycomb aluminium block has defined size.
Further, the fixed mount is in door shape, and the hitch is arranged on the upper horizontal stroke of the door shape fixed mount
In the middle part of bar.
Another aspect of the present invention also provides a kind of flexible leg reverse impact scaling method, and methods described includes：
The flexible leg is hung on by the fixed mount with vertical state by hitch；
The center line of the impact block of predetermined weight is alignd with the center line of the flexible leg, and by the upper limb of the impact block and institute
State flexible leg knee center alignment；
The impact block of the predetermined weight is impacted into the flexible leg to cause the flexible leg and the hitch point
From, and the hitch does not interfere the motion of the flexible leg.
Further, it is further comprising the steps of before the impact block of the predetermined weight being impacted into the flexible leg：Will be soft
Property leg suspension ring turned an angle in vertical plane relative to the center line of the flexible leg and fixed.
Further, the hitch includes flexible leg suspension hook and provides the spring of tensile elongation, and the flexible leg is hung
One end of hook is connected on the fixed mount, and its other end is used to hang the flexible leg,
The spring of the regulation tensile elongation being connected between the flexible leg suspension hook and fixed mount at an angle, when
After the impact block of the predetermined weight impacts the flexible leg, the spring effect of the regulation tensile elongation is hung in the flexible leg
Hook causes it relative to the fixed mount in vertical plane internal rotation.
A kind of flexible leg reverse impact caliberating device and method of the present invention, because the impact block of the predetermined weight impacts
The flexible leg enables to the flexible leg to be separated with the hitch, and the hitch does not interfere the flexible leg
Motion, it is thereby achieved that the Automatic-falling of flexible leg, ensure that the accuracy and uniformity of experiment.Due to hitch
Spring including flexible leg suspension hook and regulation tensile elongation, after the impact block of the predetermined weight impacts the flexible leg, institute
State the spring effect of regulation tensile elongation causes it relative to the fixed mount in vertical plane internal rotation in the flexible leg suspension hook,
So that flexible leg suspension hook will not be to flexible leg motion produce any interference, realize the Automatic-falling of flexible leg, not only
The efficiency of experiment is substantially increased, and the structure of caliberating device is simplified.
Brief description of the drawings
, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical scheme
The accompanying drawing used is briefly described.It should be evident that drawings in the following description are only some embodiments of the present invention, it is right
For those of ordinary skill in the art, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the front view for the flexible leg reverse impact caliberating device that one embodiment of the invention provides；
Fig. 2 is the side view for the flexible leg reverse impact caliberating device that one embodiment of the invention provides；
Fig. 3 is the top view for the flexible leg reverse impact caliberating device that one embodiment of the invention provides；
Fig. 4 is the structural representation for the hitch that one embodiment of the invention provides；
In figure：1- flexible legs, 2- fixed mounts, 3- hitches, the impact block of 4- predetermined weights, 11- flexible leg suspension ring,
The columns of 21- first, the columns of 22- second, 23- cross tubes, 24- bottom plates, 25- reinforcements, 31- flexible leg suspension hooks, 32- regulation stretchings
The spring of length, 33- links, 34- rotary shafts, 35- bolts, 41- fixed blocks, 42- honeycomb aluminium blocks
Embodiment
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
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art obtained on the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
Embodiment 1
Flexible leg femur is made up of 8 joints, and shin bone is made up of 10 joints, and shin bone and femur are by aluminium and plastic material system
Into.Knee is made up of top half, the latter half and 12 cable wire connections, and spring is wherein embedded with cable wire and displacement is housed
Sensor simulates the injury suffered by ligamentum patellae, and the flexible leg contains 12 data acquisition channels, comprising on femur 3, shin
4 strain gauge sensors are to measure moment of flexure on bone, and 4 displacement transducers are measuring ligament amount of elongation, and 1 on knee
Individual knee bottom acceleration transducer.
Flexible leg be not used as unique leg type collision impact device, and its device demarcated is also essential, this reality
Apply example and a kind of flexible leg reverse impact demarcation new, simple in construction, precision is high has been changed a social system out according to existing transmitter
Device, to ensure that above-mentioned complicated flexible leg can ensure state consistency before each experiment so that the data after experiment have can
Compare property.
Specifically, refer to Fig. 1 to Fig. 4, wherein Fig. 1 to Fig. 3 be respectively the caliberating device that the present embodiment provides just
View, side view and top view, Fig. 4 show the structural representation of the hitch of the caliberating device of the present embodiment offer.
As seen from the figure, the flexible leg reverse impact caliberating device of the present embodiment includes flexible leg 1 and fixed mount 2, and this is fixed
Frame 2 is used to fix the flexible leg 1.
As an alternative embodiment, fixed mount 2 can be in door shape, specifically, fixed mount 2 can include first
The column 22 of column 21 and second, connects a cross tube 23 between the first column 21 and the second column 22.Flexible leg 1 is suspended on cross tube
23 middle part.More it is firmly fixed in order that obtaining fixed mount 2 on ground, the present embodiment is in the first column 21 and the second column
22 bottom is respectively equipped with bottom plate 24, and during installation, the first column 21 and the second column 22 are connected to the middle part of bottom plate 24, and
Reinforcement 25 is symmetrically arranged between bottom plate 24 and column.The stability of fixed mount 2 during in order to be further ensured that rating test,
Fixed mount 2 is preferably assembled using 45x45 aluminium section bar.
The flexible leg reverse impact caliberating device also includes the impact block 4 of hitch 3 and predetermined weight, the hitch
3 are used to flexible leg 1 hanging on fixed mount 2 with vertical state, and the impact block 4 of the predetermined weight is used to impact flexible leg 1, should
The impact block 4 of predetermined weight impacts flexible leg 1 and enables to flexible leg 1 to be separated with hitch 3, and hitch 3 is not interfered
The motion of flexible leg 1.
As a preferred embodiment, the hitch 3 includes flexible leg suspension hook 31 and provides the bullet of tensile elongation
Spring 32, one end of flexible leg suspension hook 31 be connected on fixed mount 2, and its other end is used to hang flexible leg 1, it is specified that tensile elongation
Being connected between flexible leg suspension hook 31 and fixed mount 2 at an angle of spring 32, and the flexible leg suspension hook 31 can provide
Relative to fixed mount 2 in vertical plane internal rotation in the presence of the spring 31 of tensile elongation, as shown in Figure 4.It should be understood that in order to
Be easy to the installation of flexible leg suspension hook 31 and realize its relative to fixed mount 2 in vertical plane internal rotation, the present embodiment is preferable, hangs
Suspension mechanism 3 also includes link 33, and the link 33 is detachably mounted on fixed mount 2, and flexible leg suspension hook 31 passes through a rotation
Rotating shaft 34 is connected with link 33, and flexible leg suspension hook 31 can rotate around rotary shaft 34, as shown in Figure 2.Link 33 can pass through
Bolt 35 is fixed on fixed mount 2, naturally it is also possible to uses other removablies, the invention is not limited in this regard.
In order to ensure that flexible leg 1 can hang on flexible leg suspension hook 32 with vertical state, and impacted in flexible leg 1
Afterwards, flexible leg suspension hook 31 can be withdrawn completely, to avoid motion to flexible leg 1 from producing interference, the present embodiment it is preferable, it is specified that
The spring 32 of tensile elongation can produce 4~6N pulling force in a stretched state, more excellent, the spring 32 of the regulation tensile elongation
5N pulling force can be produced in a stretched state, if pulling force is excessive, flexible leg 1 can not naturally droop, soft if pulling force is too small
Property leg suspension hook 31 can not be withdrawn completely.
As shown in figure 4, flexible leg suspension ring 11 are provided with one end that flexible leg 1 is connected with flexible leg suspension hook 31, and the flexibility
Leg suspension ring 11 can turn an angle and fix in vertical plane relative to the center line of flexible leg 1.The present embodiment is preferable, should
Flexible leg suspension ring 11 can be relative to the center line of flexible leg 1 in 10~30 ° of vertical plane internal rotation, and more excellent, the anglec of rotation is
15°。
The impact block 4 of the predetermined weight of the caliberating device of the present embodiment is most important to the uniformity for ensureing rating test,
As a preferred embodiment, the impact block of the predetermined weight includes fixed block 41 and the honeybee being connected on the fixed block 41
Nest aluminium block 42, and the honeycomb aluminium block 42 has defined size.Specifically, total constitution of the impact block 4 of the predetermined weight
Measure as 4.378 ± 0.1kg, the size of honeycomb aluminium block 42 is 200x160mm, and honeycomb aluminium block 42 is arranged on the impact block of predetermined weight
The front in 4 ballistic motion directions.Honeycomb aluminium block 42 can be adhesive on fixed block 41 by two-sided, it is of course also possible to use its
Honeycomb aluminium block 42 is fixed on fixed block 41 connected mode by he, the invention is not limited in this regard.During installation, first by honeycomb aluminium block
42 are fixed on fixed block 41, then together with fixed block 41 is bolted with transmitter, because requiring rushing for predetermined weight
The oeverall quality for hitting block 4 is 4.378 ± 0.1kg, can adjust whole impact by the thickness of appropriate plus-minus fixed block 41
Another effect of the weight of block 4, i.e. fixed block 41 is exactly counterweight.
Embodiment 2
This example provides a kind of flexible leg reverse impact scaling method, and this method includes：
S101：Flexible leg 1 is hung on by fixed mount 2 with vertical state by hitch 3；
Specifically, the hitch 3 can include link 33, flexible leg suspension hook 31 and the spring for providing tensile elongation
32, flexible leg suspension hook 31 is connected to link 33 by a rotary shaft 34, and link 33 is fixed to fixed mount 2 by bolt 35
The middle part of cross tube 23.Flexible leg 1 is hung on flexible leg suspension hook 31 with vertical state, specifically, by setting on flexible leg 1
Flexible leg suspension ring 11 are hung on flexible leg suspension hook 31, and now the spring 32 of regulation tensile elongation is connected to flexibility with extended state
Between leg suspension hook 31 and fixed mount 2, now pulling force caused by the spring 32 of regulation tensile elongation is preferably 5N.
As a preferred embodiment, in order to ensure the accuracy of rating test and uniformity, step S101 it
Before, further comprising the steps of S100：Flexible leg suspension ring 11 are turned an angle relative to the center line of flexible leg 1 in vertical plane
It is and fixed.Specifically, first by flexible leg suspension ring 11 relative to the center line of flexible leg 1 in 15 ° of vertical plane internal rotation, and by flexible leg
Suspension ring 11 are fixed in this position, are then again hung on flexible leg 1 on flexible leg suspension hook 31 by flexible leg suspension ring 11.
S102：The center line of the impact block 4 of predetermined weight is alignd with the center line of the flexible leg 1, and by the impact block 4
Upper limb and the knee center alignment of flexible leg 1；
S103：The impact block 4 of predetermined weight is impacted into the flexible leg 1 with so that the flexible leg 1 divides with hitch 3
From, and the hitch 3 does not interfere the motion of flexible leg 1.
Specifically, by the impact block 4 of predetermined weight with the 40km/h knee of velocity shock flexible leg 1, now flexible leg is hung
The trend for the direction motion that hook 31 is oriented and ballistic motion is in opposite direction, therefore flexible leg suspension hook 31 is not by by the weight of flexible leg 1
Power, flexible leg suspension hook 31 separate with flexible leg 1.The spring 32 in extended state being now connected with flexible leg suspension hook 31 acts on
In flexible leg suspension hook 31 so that flexible leg suspension hook 31 is under the pulling force effect of spring 32 along rotary shaft 34 to the anti-of impact direction
Direction is rotated, and now flexible leg 1 is impacted and travelled forward along impact direction, that is, after impacting, not by the gravity of flexible leg 1
Flexible leg suspension hook 31 moves with flexible leg 1 respectively along opposite direction, and therefore, flexible leg suspension hook 31 will not be to flexible leg 1
Motion produces any interference.
In order to ensure the uniformity of rating test, the impact block 4 of the predetermined weight of each rating test will be the same, preferably
, the impact block 4 of the predetermined weight is made up of fixed block 41 and honeycomb aluminium block 42, and the size of honeycomb aluminium block 42 is 200x160mm,
The oeverall quality of the impact block 4 of predetermined weight is 4.378 ± 0.1kg.
After the impact block 4 of predetermined weight impacts flexible leg 1, the related data of 112 sensors is drawn, when T1 is in 230-
272Nm, T2 are in 210-252Nm, and T3 is in 166-192Nm, and ACL is in 8-10mm, and PCL is in 4-6mm, and MCL is between 17-21mm, then
Demarcate successfully, otherwise just need to demarcate again.
A kind of flexible leg reverse impact caliberating device and method of the present invention, because the impact block of the predetermined weight impacts
The flexible leg enables to the flexible leg to be separated with the hitch, and the hitch does not interfere the flexible leg
Motion, it is thereby achieved that the Automatic-falling of flexible leg, ensure that the accuracy and uniformity of experiment.Due to hitch
Spring including flexible leg suspension hook and regulation tensile elongation, after the impact block of the predetermined weight impacts the flexible leg, institute
State the spring effect of regulation tensile elongation causes it relative to the fixed mount in vertical plane internal rotation in the flexible leg suspension hook,
So that flexible leg suspension hook will not be to flexible leg motion produce any interference, realize the Automatic-falling of flexible leg, not only
The efficiency of experiment is substantially increased, and the structure of caliberating device is simplified.
Described above has fully disclosed the embodiment of the present invention.It is pointed out that it is familiar with the field
Scope of the technical staff to any change that the embodiment of the present invention is done all without departing from claims of the present invention.
Correspondingly, the scope of claim of the invention is also not limited only to previous embodiment.
Claims (10)
1. a kind of flexible leg reverse impact caliberating device, including flexible leg (1) and the fixed mount for fixing the flexible leg (1)
(2), it is characterised in that the impact block (4) also including hitch (3) and predetermined weight, the hitch (3) are used for institute
State flexible leg (1) and the fixed mount (2) is hung on vertical state, the impact block (4) of the predetermined weight is described for impacting
Flexible leg (1),
The impact block (4) of the predetermined weight impacts the flexible leg (1) and enables to the flexible leg (1) and the suspension machine
Structure (3) separates, and the hitch (3) does not interfere the motion of the flexible leg (1).
A kind of 2. flexible leg reverse impact caliberating device according to claim 1, it is characterised in that the hitch
(3) include flexible leg suspension hook (31) and provide the spring (32) of tensile elongation, one end of the flexible leg suspension hook (31) is connected to
On the fixed mount (2), its other end is used to hang the flexible leg (1),
It is described regulation tensile elongation spring (32) at an angle be connected to the flexible leg suspension hook (31) and fixed mount (2)
Between, and the flexible leg suspension hook (31) can be in the presence of the spring (32) of the regulation tensile elongation relative to described solid
Frame (2) is determined in vertical plane internal rotation.
A kind of 3. flexible leg reverse impact caliberating device according to claim 2, it is characterised in that the hitch
(3) link (33) is also included, the link (33) is detachably mounted on the fixed mount (2), and the flexible leg is hung
Hook (31) is connected by a rotary shaft (34) with the link (33).
A kind of 4. flexible leg reverse impact caliberating device according to claim 2, it is characterised in that the regulation stretching length
Pulling force caused by the spring (32) of degree is 4~6N.
A kind of 5. flexible leg reverse impact caliberating device according to claim 1, it is characterised in that the flexible leg (1)
The one end being connected with the flexible leg suspension hook (31) is provided with flexible leg suspension ring (11), and the flexible leg suspension ring (11) can be relative
Turn an angle and fix in vertical plane in the center line of the flexible leg (1).
6. a kind of flexible leg reverse impact caliberating device according to claim 1, it is characterised in that the predetermined weight
Impact block (4) includes fixed block (41) and the honeycomb aluminium block (42) being connected on the fixed block (41), and the honeycomb aluminium block
(42) there is defined size.
A kind of 7. flexible leg reverse impact caliberating device according to claim 1, it is characterised in that the fixed mount (2)
In door shape, the hitch (3) is arranged in the middle part of the cross tube (23) of the door shape fixed mount (2).
A kind of 8. flexible leg reverse impact scaling method, it is characterised in that methods described includes,
The flexible leg (1) is hung on by the fixed mount (2) with vertical state by hitch (3)；
The center line of the impact block (4) of predetermined weight is alignd with the center line of the flexible leg (1), and by the upper of the impact block (4)
Edge and the flexible leg (1) knee center alignment；
The impact block (4) of the predetermined weight is impacted into the flexible leg (1) to cause the flexible leg (1) and the suspension machine
Structure (3) separates, and the hitch (3) does not interfere the motion of the flexible leg (1).
A kind of 9. flexible leg reverse impact scaling method according to claim 8, it is characterised in that
It is further comprising the steps of before the impact block (4) of the predetermined weight is impacted into the flexible leg (1)：By flexible leg suspension ring
(11) turn an angle and fix in vertical plane relative to the center line of the flexible leg (1).
A kind of 10. flexible leg reverse impact scaling method according to claim 8, it is characterised in that
The hitch (3) includes flexible leg suspension hook (31) and provides the spring (32) of tensile elongation, the flexible leg suspension hook
(31) one end is connected on the fixed mount (2), and its other end is used to hang the flexible leg (1),
It is described regulation tensile elongation spring (32) at an angle be connected to the flexible leg suspension hook (31) and fixed mount (2)
Between, after the impact block (4) of the predetermined weight impacts flexible leg (1), the spring (32) of the regulation tensile elongation
Acting on the flexible leg suspension hook (31) causes it relative to the fixed mount (2) in vertical plane internal rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475180.2A CN107505112B (en) | 2017-06-21 | 2017-06-21 | A kind of flexible leg reverse impact caliberating device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710475180.2A CN107505112B (en) | 2017-06-21 | 2017-06-21 | A kind of flexible leg reverse impact caliberating device and method |
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| Publication Number | Publication Date |
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| CN107505112A true CN107505112A (en) | 2017-12-22 |
| CN107505112B CN107505112B (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710475180.2A Active CN107505112B (en) | 2017-06-21 | 2017-06-21 | A kind of flexible leg reverse impact caliberating device and method |
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Cited By (3)
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| CN109115090A (en) * | 2018-10-24 | 2019-01-01 | 重庆长安汽车股份有限公司 | The inspection method and method of adjustment of flexible shank bracket bevel protractor, bracket angle |
| CN111307471A (en) * | 2020-03-11 | 2020-06-19 | 中国汽车技术研究中心有限公司 | Launcher of pedestrian protection aPLI new leg type impactor |
| CN112304638A (en) * | 2020-10-30 | 2021-02-02 | 广州汽车集团股份有限公司 | Pedestrian protection aPLI leg dynamic calibration device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115090A (en) * | 2018-10-24 | 2019-01-01 | 重庆长安汽车股份有限公司 | The inspection method and method of adjustment of flexible shank bracket bevel protractor, bracket angle |
| CN109115090B (en) * | 2018-10-24 | 2020-06-12 | 重庆长安汽车股份有限公司 | Flexible shank upper bracket angle gauge and upper bracket angle checking and adjusting method |
| CN111307471A (en) * | 2020-03-11 | 2020-06-19 | 中国汽车技术研究中心有限公司 | Launcher of pedestrian protection aPLI new leg type impactor |
| CN111307471B (en) * | 2020-03-11 | 2024-04-26 | 中国汽车技术研究中心有限公司 | Transmitting frame of novel leg type impactor for pedestrian protection aPLI |
| CN112304638A (en) * | 2020-10-30 | 2021-02-02 | 广州汽车集团股份有限公司 | Pedestrian protection aPLI leg dynamic calibration device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107505112B (en) | 2019-06-25 |
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