CN208239093U - A kind of collision prevention girders three-point bend test device - Google Patents
A kind of collision prevention girders three-point bend test device Download PDFInfo
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- CN208239093U CN208239093U CN201820867083.8U CN201820867083U CN208239093U CN 208239093 U CN208239093 U CN 208239093U CN 201820867083 U CN201820867083 U CN 201820867083U CN 208239093 U CN208239093 U CN 208239093U
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- collision prevention
- prevention girders
- test device
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- bottom plate
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Abstract
The utility model relates to detection device technology fields, more particularly to a kind of collision prevention girders three-point bend test device, including test device ontology, the test device ontology includes the supporting plate lain in a horizontal plane on press fixed station, the left support and right support being set on the supporting plate, the left support and right support are between left and right every setting, the left support and right support pass through screw and are fixedly connected with supporting plate, the collision prevention girders for test are placed on the left support and right support, the top of the collision prevention girders is equipped with the pressure head being fixedly connected with press mobile terminal, the pressure head can be with the central part top contact of collision prevention girders under the drive of press mobile terminal；The utility model does not need vehicle assembly, can detect to the collision characteristic of collision prevention girders, convenient test is quick；Can under the conditions of collision prevention girders low speed collision impact force and energy absorption characteristics carry out quantitative analysis, to research and develop and improvement provides foundation.In addition, the test device structure is simple, at low cost and easy for operation.
Description
Technical field
The utility model relates to detection device technology field more particularly to a kind of collision prevention girders three-point bend test devices.
Background technique
Collision prevention girders are a kind of devices for absorbing collision energy when vehicle is collided for mitigating, and can be occurred in vehicle low
Collision energy is effectively absorbed when speed collision, damage of the reduction impact force to chassis runner as far as possible is just played by collision prevention girders
Its protective effect to vehicle.
GB 17354-1998 automobile front and back end protective device proposes some want for performance of the vehicle under low speed collision
It asks, but the test device is complicated, and can just be tested after needing vehicle to assemble.
For example, existing Chinese invention patent discloses a kind of bumper simulation application No. is 201610071465.5
Crash tests device；It include the electric cabinet and console by the main body rack and main body rack of planer-type, the main body rack top
The front-end and back-end in portion are separately installed with beam driving mechanism and pendulum hoisting mechanism, and the beam driving mechanism drives on crossbeam
Lower movement, the crossbeam bottom are hinged with swivel mount, and the bottom end of swivel mount is equipped with pendulum, and pendulum and pendulum hoisting mechanism are by steel
Rope connection, the main body rack are equipped with pendulum locking mechanism outside；Structure is complicated for above-mentioned technical proposal, at high cost, and operation makes
With inconvenience.
Utility model content
Aiming at the shortcomings in the prior art, the purpose of the utility model is to provide a kind of collision prevention girders three-point bend test dresses
It sets, for carrying out three-point bending to automobile buffer beam, by detecting surface quality after bending or collecting in deformation process
Deformation force is to assess collision prevention girders to shock proof ability.
In order to solve the above-mentioned technical problem, this application discloses a kind of collision prevention girders three-point bend test devices, including test
Device noumenon, the test device ontology include the supporting plate lain in a horizontal plane on press fixed station, are set on the supporting plate
Left support and right support, the left support and right support between left and right every setting, the left support and right support pass through screw with
Supporting plate is fixedly connected, and the collision prevention girders for test are placed on the left support and right support, and the top of the collision prevention girders is equipped with
The pressure head being fixedly connected with press mobile terminal, the pressure head can be with the central part tops of collision prevention girders under the drive of press mobile terminal
Contact.
Further, the first bending section of the collision prevention girders is contacted with left support, the second bending section of the collision prevention girders with
Right support contact, the centre of the collision prevention girders is in the middle of the first bending section and the second bending section.
Further, the supporting plate includes the first bottom plate, is transversely provided with the two groups of shape of falling T slots on first bottom plate, and two groups
The inverted T-slot parallel interval setting.
Further, the left support is in upside down t-shape, and the left support includes the second bottom plate, is vertically set to the second bottom plate
On a riser, the riser and the second bottom plate, which are integrally formed, to be arranged, and second bottom plate is equipped with mounting hole, and the screw is worn
The mounting hole crossed on the second bottom plate is connect with the inverted T-slot on the first bottom plate.
Further, the structure of the right support and the structure of left support are identical.
Further, the pressure head include a briquetting and with the vertically disposed column of the briquetting, the briquetting cut
Face semicircular in shape shape, under the drive of press mobile terminal, the arcwall face of the briquetting and the central part top contact of collision prevention girders.
Further, pressure sensor is provided on the pressure head.
Compared with prior art, the application can be obtained including following technical effect:
A kind of collision prevention girders three-point bend test device described in the utility model, including test device ontology, the test
Device noumenon includes the supporting plate lain in a horizontal plane on press fixed station, the left support and right support that are set on the supporting plate, institute
Left support and right support is stated to pass through screw every setting, the left support and right support between left and right and be fixedly connected with supporting plate, it is described
The collision prevention girders for test are placed on left support and right support, the top of the collision prevention girders is equipped with and the fixed company in press mobile terminal
The pressure head connect, the pressure head can be with the central part top contacts of collision prevention girders under the drive of press mobile terminal；The utility model is adopted
With above structure, vehicle assembly is not needed, the collision characteristic of collision prevention girders can be detected, convenient test is quick；It can be right
Impact force under the conditions of collision prevention girders low speed collision and energy absorption characteristics carry out quantitative analysis, to research and develop and improvement provides foundation.In addition,
The test device structure is simple, at low cost and easy for operation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of supporting plate in the utility model；
Fig. 3 is the structural schematic diagram of left support in the utility model；
Fig. 4 is the structural schematic diagram of pressure head in the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-Fig. 4, a kind of collision prevention girders three-point bend test device, including test device ontology, the test dress
Setting ontology includes the supporting plate 1 lain in a horizontal plane on press fixed station, the left support 2 and right support 3 that are set on the supporting plate 1,
The left support 2 and right support 3 connect by the way that screw 4 and supporting plate 1 are fixed every setting, the left support 2 and right support 3 between left and right
It connects, the collision prevention girders 5 for test is placed on the left support 2 and right support 3, the top of the collision prevention girders 5 is equipped with and press
The pressure head 6 that mobile terminal is fixedly connected, the pressure head 6 can be with the central part 5-3 of collision prevention girders 5 under the drive of press mobile terminal
Top contact.In the present embodiment, 3 collective effect of above-mentioned left support 2 and right support, is used to support collision prevention girders 5, and pressure head 6 passes through pressure
Machine mobile terminal and testing machine collective effect, for applying pressure to collision prevention girders 5, by detecting surface quality or receipts after bending
Deformation force in collection deformation process is to assess collision prevention girders to shock proof ability.
Specifically, the first bending section 5-1 of the collision prevention girders 5 is contacted with left support 2, the second bending of the collision prevention girders 5
Portion 5-2 is contacted with right support 3, and the central part 5-3 of the collision prevention girders 5 is being located at the first bending section 5-1 and the second bending section 5-2 just
Centre, in the present embodiment, the purpose designed in this way are, so that the first bending point on the first bending section 5-1 falls in left branch
On frame 2, the second bending point on the second bending section 5-2 is fallen on right support 3, and pressure head 6 is corresponding with the central point of central part 5-3,
It can be realized the three-point bend test to collision prevention girders by the device in this way.
Specifically, the supporting plate 1 includes being transversely provided with two groups of inverted T-slots on the first bottom plate 1-1, the first bottom plate 1-1
1-2, the setting of inverted T-slot 1-2 parallel interval described in two groups, inverted T-slot 1-2 functions as guide rail here, convenient for above-mentioned
Left support 2 and right support 3 can be slided in inverted T-slot 1-2, thus left support 2 and right support 3 determine according to actual needs
Between spacing.
Specifically, the left support 2 is in upside down t-shape, the left support 2 includes the second bottom plate 2-1, is vertically set to the second bottom
Riser a 2-2, the riser 2-2 and the second bottom plate 2-1 on plate 2-1 is integrally formed setting, and the second bottom plate 2-1 is equipped with
Mounting hole 2-11, the screw 4 pass through the inverted T-slot 1-2 on mounting hole 2-11 and the first bottom plate 1-1 on the second bottom plate 2-1
Connection, wherein mounting hole 2-11 is two groups, is distributed in the two sides of riser 2-2, and every group is two, and two mounting hole 2-
11 position and the position of two groups of inverted T-slot 1-2 on above-mentioned first bottom plate 1-1 are correspondingly arranged, meanwhile, the right support 3
Structure is identical as the structure of left support 2, so that left support 2 and right support 3 can be fixed with supporting plate 1 and left by screw 4
Spacing between bracket 2 and right support 3 can be moved left and right by screw in inverted T-slot to adjust, to be suitable for different length
The collision prevention girders product of degree.
Specifically, the pressure head 6 include a briquetting 6-1 and with the vertically disposed column 6-2 of the briquetting 6-1, it is described
The section semicircular in shape shape of briquetting 6-1, under the drive of press mobile terminal, arcwall face and the collision prevention girders 5 of the briquetting 6-1
Central part 5-3 top contact, in the present embodiment, it should be noted that above-mentioned press and press mobile terminal and the prior art
For press without difference substantially, structure is similar with principle, and acting predominantly on using press and press mobile terminal here
In, be able to drive pressure head 6 pushing, and with collision prevention girders collide, for the impact force and energy-absorbing under the conditions of collision prevention girders low speed collision
Characteristic carries out quantitative analysis, to research and develop and improvement provides foundation, wherein the speed and pressure of pushing can be wanted according to actual test
Depending on asking.
Specifically, being provided with pressure sensor 7 on the pressure head 6, three-point bending can be collected by the pressure sensor 7
Depressing force in the process, so that collision prevention girders bear the ability of impact force in quantitative assessment collision process.
When the utility model is tested, collision prevention girders 5 are placed on left support 2 and right support 3, pressure head 6 is in press mobile terminal
Drive under, with 10mm/min speed pushing；Wherein, pressure distance can according to customer requirement determine, after observe collision prevention girders
Surface can assess the ability that collision prevention girders bear collision.
In conclusion the test device, does not need vehicle assembly, can detect to the collision characteristic of collision prevention girders, survey
It tries convenient and efficient；Can under the conditions of collision prevention girders low speed collision impact force and energy absorption characteristics carry out quantitative analysis, for research and development and
Improve and foundation is provided.
The upper only presently filed embodiment, is not intended to limit this application.For those skilled in the art
For, various changes and changes are possible in this application.All any modifications made in spirit herein and principle are equal
Replacement, improvement etc., should all be included within the scope of the claims of the present application.
Claims (7)
1. a kind of collision prevention girders three-point bend test device, including test device ontology, which is characterized in that the test device ontology
Including the supporting plate (1) lain in a horizontal plane on press fixed station, the left support (2) being set on the supporting plate (1) and right support
(3), between left and right every setting, the left support (2) and right support (3) pass through screw for the left support (2) and right support (3)
(4) it is fixedly connected with supporting plate (1), the collision prevention girders (5) for test is placed on the left support (2) and right support (3), it is described
The top of collision prevention girders (5) is equipped with the pressure head (6) being fixedly connected with press mobile terminal, band of the pressure head (6) in press mobile terminal
It can be with central part (5-3) top contact of collision prevention girders (5) under dynamic.
2. a kind of collision prevention girders three-point bend test device according to claim 1, which is characterized in that the collision prevention girders (5)
The first bending section (5-1) contacted with left support (2), the second bending section (5-2) and the right support (3) of the collision prevention girders (5) connect
Touching, the central part (5-3) of the collision prevention girders (5) are located at the middle of the first bending section (5-1) and the second bending section (5-2).
3. a kind of collision prevention girders three-point bend test device according to claim 1, which is characterized in that supporting plate (1) packet
It includes the first bottom plate (1-1), two groups of inverted T-slots (1-2), inverted T-slot described in two groups is transversely provided on first bottom plate (1-1)
The setting of (1-2) parallel interval.
4. a kind of collision prevention girders three-point bend test device according to claim 3, which is characterized in that the left support (2)
In upside down t-shape, the left support (2) includes the second bottom plate (2-1), a vertical riser (2- on the second bottom plate (2-1)
2), the riser (2-2) and the second bottom plate (2-1), which are integrally formed, is arranged, and second bottom plate (2-1) is equipped with mounting hole (2-
11), the screw (4) passes through the inverted T-slot (1- on mounting hole (2-11) and the first bottom plate (1-1) on the second bottom plate (2-1)
2) it connects.
5. a kind of collision prevention girders three-point bend test device according to claim 4, which is characterized in that the right support (3)
Structure it is identical as the structure of left support (2).
6. a kind of collision prevention girders three-point bend test device according to claim 1, which is characterized in that pressure head (6) packet
Include a briquetting (6-1) and with the briquetting (6-1) vertically disposed column (6-2), the section of the briquetting (6-1) is in half
Round, under the drive of press mobile terminal, the arcwall face of the briquetting (6-1) and central part (5-3) apical grafting of collision prevention girders (5)
Touching.
7. a kind of collision prevention girders three-point bend test device according to claim 6, which is characterized in that on the pressure head (6)
It is provided with pressure sensor (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867083.8U CN208239093U (en) | 2018-06-05 | 2018-06-05 | A kind of collision prevention girders three-point bend test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820867083.8U CN208239093U (en) | 2018-06-05 | 2018-06-05 | A kind of collision prevention girders three-point bend test device |
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| Publication Number | Publication Date |
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| CN208239093U true CN208239093U (en) | 2018-12-14 |
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| CN201820867083.8U Active CN208239093U (en) | 2018-06-05 | 2018-06-05 | A kind of collision prevention girders three-point bend test device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146814A (en) * | 2019-05-31 | 2019-08-20 | 上海工程技术大学 | The energy-absorbing quantity measuring method and device of carbon fibre composite wrapping metal tube |
| CN110220802A (en) * | 2019-06-12 | 2019-09-10 | 奇瑞汽车股份有限公司 | A kind of automobile side crash key components and parts beam test device and test method |
| CN111855234A (en) * | 2020-09-01 | 2020-10-30 | 东风汽车集团有限公司 | Evaluation test system and method for vehicle front-end structure subsystem |
| CN112649308A (en) * | 2020-12-30 | 2021-04-13 | 安徽大昌科技股份有限公司 | General tool for detecting bending resistance of automobile anti-collision beam |
| CN113857073A (en) * | 2021-09-13 | 2021-12-31 | 江苏盛鸿智能安防设施有限公司 | Corrosion-resistant high temperature resistant guardrail detects uses guardrail centre gripping positioner |
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2018
- 2018-06-05 CN CN201820867083.8U patent/CN208239093U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146814A (en) * | 2019-05-31 | 2019-08-20 | 上海工程技术大学 | The energy-absorbing quantity measuring method and device of carbon fibre composite wrapping metal tube |
| CN110146814B (en) * | 2019-05-31 | 2021-07-09 | 上海工程技术大学 | Method and device for detecting energy absorption of carbon fiber composite material wound metal pipe |
| CN110220802A (en) * | 2019-06-12 | 2019-09-10 | 奇瑞汽车股份有限公司 | A kind of automobile side crash key components and parts beam test device and test method |
| CN111855234A (en) * | 2020-09-01 | 2020-10-30 | 东风汽车集团有限公司 | Evaluation test system and method for vehicle front-end structure subsystem |
| CN111855234B (en) * | 2020-09-01 | 2021-09-21 | 东风汽车集团有限公司 | Evaluation test system and method for vehicle front-end structure subsystem |
| CN112649308A (en) * | 2020-12-30 | 2021-04-13 | 安徽大昌科技股份有限公司 | General tool for detecting bending resistance of automobile anti-collision beam |
| CN113857073A (en) * | 2021-09-13 | 2021-12-31 | 江苏盛鸿智能安防设施有限公司 | Corrosion-resistant high temperature resistant guardrail detects uses guardrail centre gripping positioner |
| CN113857073B (en) * | 2021-09-13 | 2023-09-15 | 江苏盛鸿智能安防设施有限公司 | Guardrail clamping and positioning device for corrosion-resistant and high-temperature-resistant guardrail detection |
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