CN217111394U - Automobile bumper impact testing device - Google Patents
Automobile bumper impact testing device Download PDFInfo
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- CN217111394U CN217111394U CN202220294005.XU CN202220294005U CN217111394U CN 217111394 U CN217111394 U CN 217111394U CN 202220294005 U CN202220294005 U CN 202220294005U CN 217111394 U CN217111394 U CN 217111394U
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Abstract
The utility model provides an automobile bumper impact testing device, which comprises a testing platform, wherein one side of the testing platform is provided with a clamping part for installing a bumper, the other side of the test platform is provided with a base and an impact part, the base is provided with a hydraulic cylinder, a piston rod is arranged in the hydraulic cylinder, the piston rod is connected with the impact part in an adsorption way, an impact block is arranged on the impact part, the bottom of the test platform is provided with a chute, a slide bar is arranged in the chute, the slide bar is provided with a force storage spring, one side of the power storage spring is fixedly connected with the inner wall of the sliding chute, the impact part is connected with the sliding rod in a sliding way, the clamping part is arranged at the tail end of the sliding chute, the impact part is also provided with a first sensing device, two sides of the sliding groove are provided with a second sensing device, and the first sensing device and the second sensing device are in signal connection with the main control element.
Description
Technical Field
The utility model relates to an automotive test technical field especially relates to an automobile bumper striking testing arrangement.
Background
The automobile bumper is a safety device for absorbing and relieving external impact force and protecting the front part and the rear part of an automobile body, and the anti-impact degree of the bumper is required to be detected when the automobile bumper is produced; the existing impact testing device for processing the automobile bumper fixes the bumper on the workbench, an impact mechanism impacts the bumper to detect, the existing impact mechanism is complex in mechanism, and the failure rate of use is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automobile bumper striking testing arrangement to solve the problem that proposes among the above-mentioned background art.
The utility model discloses a realize through following technical scheme: an automobile bumper impact testing device comprises a testing platform, wherein one side of the testing platform is provided with a clamping part for mounting a bumper, the other side of the test platform is provided with a base and an impact part, the base is provided with a hydraulic cylinder, a piston rod is arranged in the hydraulic cylinder, the piston rod is connected with the impact part in an adsorption way, an impact block is arranged on the impact part, the bottom of the test platform is provided with a chute, a slide bar is arranged in the chute, the slide bar is provided with a force storage spring, one side of the power storage spring is fixedly connected with the inner wall of the sliding chute, the impact part is connected with the sliding rod in a sliding way, the clamping part is arranged at the tail end of the sliding chute, the impact part is also provided with a first sensing device, two sides of the sliding groove are provided with a second sensing device, and the first sensing device and the second sensing device are in signal connection with the main control element.
Optionally, an electromagnet is arranged at the end of the piston rod, and a magnetic block which can be adsorbed by the electromagnet is arranged on the impact portion.
Optionally, the striking part includes sliding sleeve and stand, the sliding sleeve with the slide bar slides and links to each other, the stand sets up on the sliding sleeve, one side of stand is equipped with the magnetism piece, the striking piece sets up at the opposite side.
Optionally, a damping spring is arranged between the impact block and the upright post.
Optionally, the first sensing device includes a pressure sensor, the pressure sensor is disposed at the bottom of the damping spring, and the pressure sensor is in signal connection with the main control element.
Optionally, the second sensing device includes a high-speed camera, and the high-speed camera is in signal connection with the main control element.
Compared with the prior art, the utility model discloses the beneficial effect who reaches as follows:
the utility model provides a car bumper striking testing arrangement, when using, fix the bumper on the clamping part, fix striking portion on the piston rod simultaneously, drive the piston rod through the pneumatic cylinder and stretch out and draw back, thereby adjust the distance between striking portion and the clamping part, when the piston rod contracts, striking portion compression holds the power spring, after removing striking portion with the connection of piston rod, under the effect of holding the power spring, striking portion slides along the slide bar, the striking piece that sets up on the striking portion can strike the bumper, thereby play the striking test effect of bumper, after the striking is finished, the pneumatic cylinder drives the piston rod extension, accomplish striking portion with the connection of piston rod, in addition, in the motion process of striking portion, acquire the pressure that produces in the striking process through first induction system, acquire the speed of striking piece in the motion process through second induction system simultaneously, test data is provided for impact testing of the bumper.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive effort.
Fig. 1 is the utility model provides a pair of car bumper striking testing arrangement's structure chart.
In the figure, 1 test platform, 2 clamping part, 3 base, 4 hydraulic cylinders, 5 piston rods, 6 impact blocks, 7 sliding grooves, 8 sliding rods, 9 force storage springs, 10 electromagnets, 11 magnetic blocks, 12 sliding sleeves, 13 upright posts, 14 damping springs, 15 pressure sensors and 16 high-speed cameras.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, exemplary embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a subset of embodiments of the invention and not all embodiments of the invention, with the understanding that the invention is not limited to the example embodiments described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the invention described herein without inventive step, shall fall within the scope of protection of the invention.
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.
It is to be understood that the present invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. As used herein, the term "and/or" includes any and all combinations of the associated listed items.
In order to provide a thorough understanding of the present invention, a detailed structure will be set forth in the following description in order to explain the present invention. Alternative embodiments of the invention are described in detail below, however, the invention may be practiced in other embodiments that depart from these specific details.
Referring to fig. 1, an automobile bumper impact testing device comprises a testing platform 1, wherein a clamping portion 2 for mounting a bumper is arranged on one side of the testing platform 1, a base 3 and an impact portion are arranged on the other side of the testing platform 1, a hydraulic cylinder 4 is arranged on the base 3, a piston rod 5 is arranged in the hydraulic cylinder 4, the piston rod 5 is connected with the impact portion in an adsorption manner, an impact block 6 is arranged on the impact portion, a sliding groove 7 is formed in the bottom of the testing platform 1, a sliding rod 8 is arranged in the sliding groove 7, a force storage spring 9 is arranged on the sliding rod 8, one side of the force storage spring 9 is fixedly connected with the inner wall of the sliding groove 7, the impact portion is connected with the sliding rod 8 in a sliding manner, the clamping portion 2 is arranged at the tail end of the sliding groove 7, a first sensing device is further arranged on the impact portion, and second sensing devices are arranged on two sides of the sliding groove 7, the first induction device and the second induction device are in signal connection with the main control element.
The utility model discloses an automobile bumper impact testing device, when using, fix the bumper on clamping part 2, fix the striking part on piston rod 5 simultaneously, drive piston rod 5 through pneumatic cylinder 4 and stretch out and draw back to adjust the distance between striking part and clamping part 2, when piston rod 5 contracts, striking part compression holds power spring 9, after removing the connection of striking part with piston rod 5, under the effect of holding power spring 9, the striking part follows slide bar 8 slides, the striking piece 6 that sets up on the striking part can strike the bumper, thereby plays the impact test effect of bumper, after the striking is finished, pneumatic cylinder 4 drives piston rod 5 and extends, accomplishes the connection of striking part with piston rod 5, in addition, in the motion process of striking part, acquire the pressure that produces through a sensing device in the striking process, meanwhile, the speed of the impact block 6 in the motion process is obtained through the second sensing device, and test data are provided for the impact test of the bumper.
Specifically, striking portion with the connection of piston rod 5 is for dismantling the connection the tip of piston rod 5 is equipped with electro-magnet 10, be equipped with in the striking portion can by the magnetic block 11 that electro-magnet 10 adsorbs, when needs connect, will electro-magnet 10 circular telegram, electro-magnet 10 after the circular telegram have magnetism, can adsorb magnetism is fast, and after the outage electro-magnet 10 does not have magnetism, can not attract magnetic block 11 again.
Specifically, the striking portion includes sliding sleeve 12 and stand 13, sliding sleeve 12 with slide bar 8 slides and links to each other, stand 13 sets up on sliding sleeve 12, one side of stand 13 is equipped with magnetism piece 11, striking piece 6 sets up at the opposite side.
Specifically, a damping spring 14 is arranged between the impact block 6 and the upright column 13, the first sensing device comprises a pressure sensor 15, the pressure sensor 15 is arranged at the bottom of the damping spring 14, the pressure sensor 15 is in signal connection with the main control element, and a pressure value generated in the impact process is acquired through the pressure sensor 15.
Specifically, the second sensing device includes a high-speed camera 16, and the high-speed camera 16 is in signal connection with the main control element.
Specifically, the main control element includes an MCU controller, and the MCU controller, the pressure sensor 15, and the high-speed camera 16 are all common elements of those skilled in the art, and for a specific model, this embodiment is not specifically described.
The working principle is as follows: when the device is used, a bumper is fixed on the clamping part 2, the piston rod 5 is driven to stretch through the hydraulic cylinder 4, the electromagnet 10 positioned on the piston rod 5 is electrified, the electromagnet 10 has magnetism, the electromagnet 10 can adsorb the magnetic block 11 on the impact part, the piston rod 5 is driven to stretch through the hydraulic cylinder 4, so that the distance between the impact part and the clamping part 2 is adjusted, when the piston rod 5 is contracted, the impact part compresses the force storage spring 9, the electromagnet 10 does not have magnetism after power failure and can not attract the magnetic block 11 any more, so that after the connection between the impact part and the piston rod 5 is released, the impact part slides along the slide rod 8 under the action of the force storage spring 9, the impact block 6 arranged on the impact part can impact the bumper, so that the impact test effect of the bumper is achieved, and after the impact is finished, the hydraulic cylinder 4 drives the piston rod 5 to extend, the electromagnet 10 on the piston rod 5 is electrified, so that the electromagnet 10 has magnetism, the electromagnet 10 can adsorb the magnetic block 11 on the impact part, the impact part is connected with the piston rod 5 again, in addition, in the motion process of the impact part, the pressure generated in the impact process is obtained through the first sensing device, meanwhile, the speed of the impact block 6 in the motion process is obtained through the second sensing device, and test data are provided for the impact test of the bumper.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. An automobile bumper impact testing device comprises a testing platform and is characterized in that one side of the testing platform is provided with a clamping part for mounting a bumper, the other side of the test platform is provided with a base and an impact part, the base is provided with a hydraulic cylinder, a piston rod is arranged in the hydraulic cylinder, the piston rod is connected with the impact part in an adsorption way, an impact block is arranged on the impact part, the bottom of the test platform is provided with a chute, a slide bar is arranged in the chute, the slide bar is provided with a force storage spring, one side of the power storage spring is fixedly connected with the inner wall of the sliding chute, the impact part is connected with the sliding rod in a sliding way, the clamping part is arranged at the tail end of the sliding chute, the impact part is also provided with a first sensing device, two sides of the sliding groove are provided with a second sensing device, and the first sensing device and the second sensing device are in signal connection with the main control element.
2. The device for testing impact on a bumper of an automobile according to claim 1, wherein an electromagnet is disposed at an end of the piston rod, and a magnetic block that can be attracted by the electromagnet is disposed on the impact portion.
3. The device of claim 2, wherein the impact portion comprises a sliding sleeve and a pillar, the sliding sleeve is slidably connected to the sliding rod, the pillar is disposed on the sliding sleeve, a magnetic block is disposed on one side of the pillar, and the impact block is disposed on the other side of the pillar.
4. The automobile bumper impact testing device according to claim 3, wherein a damping spring is provided between the impact block and the pillar.
5. The automobile bumper impact testing device according to claim 4, wherein the first sensing device comprises a pressure sensor, the pressure sensor is arranged at the bottom of the damping spring, and the pressure sensor is in signal connection with the main control element.
6. The apparatus as claimed in claim 4, wherein the second sensing device comprises a high speed camera in signal communication with the master control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220294005.XU CN217111394U (en) | 2022-02-14 | 2022-02-14 | Automobile bumper impact testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220294005.XU CN217111394U (en) | 2022-02-14 | 2022-02-14 | Automobile bumper impact testing device |
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| Publication Number | Publication Date |
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| CN217111394U true CN217111394U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220294005.XU Active CN217111394U (en) | 2022-02-14 | 2022-02-14 | Automobile bumper impact testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115371929A (en) * | 2022-10-24 | 2022-11-22 | 常州中英科技股份有限公司 | Multilayer circuit board vibration stability detection device and detection method |
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2022
- 2022-02-14 CN CN202220294005.XU patent/CN217111394U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115371929A (en) * | 2022-10-24 | 2022-11-22 | 常州中英科技股份有限公司 | Multilayer circuit board vibration stability detection device and detection method |
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