CN113390598A - Impact resistance testing machine for automobile bumper - Google Patents
Impact resistance testing machine for automobile bumper Download PDFInfo
- Publication number
- CN113390598A CN113390598A CN202110813055.4A CN202110813055A CN113390598A CN 113390598 A CN113390598 A CN 113390598A CN 202110813055 A CN202110813055 A CN 202110813055A CN 113390598 A CN113390598 A CN 113390598A
- Authority
- CN
- China
- Prior art keywords
- plate
- supporting
- frame
- shell
- block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000009863 impact test Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of automobile safety detection equipment, in particular to an impact resistance testing machine for an automobile bumper. The device comprises a base, a shell, a supporting plate, a cabinet door, a supporting frame, a lifting plate, a mounting frame, a moving block, a connecting plate, a clamping frame, a supporting column and a pressing plate; the shell is arranged on the base; four support plates are symmetrically arranged and are arranged on the shell; the cabinet door is rotatably arranged on the supporting plate; the support frame is arranged in the shell; the lifting plate is arranged on the mounting frame and is in sliding connection with the support frame; the shell is provided with a lifting mechanism for driving the lifting plate to move; the moving block is arranged on the mounting frame in a sliding manner; the mounting frame is provided with a driving mechanism for driving the moving block to move; the connecting plate is arranged at the lower end of the moving block; the clamping frame is clamped with the connecting plate and is detachably connected with the connecting plate; the two ends of the supporting column are respectively connected with the pressing plate and the clamping frame. The invention is convenient to adjust the variable, thereby being capable of better observing the impact result.
Description
Technical Field
The invention relates to the technical field of automobile safety detection equipment, in particular to an impact resistance testing machine for an automobile bumper.
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.
The existing automobile bumper and shell anti-impact test device based on automobile safety comprises an impact wall; through will putting in order the car and impacting the striking wall under the certain speed, simulate the external force impact of bumper and shell, observe bumper and shell deformation after the striking, discover in the test that whole car simulation bump test cost is high, and the security is poor, and can not accurately reachs the impact force size when striking, can not simulate bumper and shell under the different impact forces and strike the actual conditions of deformation, and be difficult to simulate the deformation condition of car bumper when different positions strike.
Disclosure of Invention
The invention aims to provide an automobile bumper impact resistance testing machine which can conveniently adjust variables so as to better observe an impact result, aiming at the problems in the background technology.
The technical scheme of the invention is as follows: an impact resistance testing machine for an automobile bumper comprises a base, a shell, a supporting plate, a cabinet door, a supporting frame, a lifting plate, a mounting frame, a moving block, a connecting plate, a clamping frame, a supporting column and a pressing plate;
the shell is arranged on the base; four support plates are symmetrically arranged and are arranged on the shell; two cabinet doors are symmetrically arranged and are respectively and rotatably arranged on the four supporting plates; the plurality of support frames are arranged in the shell; the lifting plate is arranged on the mounting frame and is in sliding connection with the support frame; the shell is provided with a lifting mechanism for driving the lifting plate to move; the moving block is arranged on the mounting frame in a sliding manner; the mounting frame is provided with a driving mechanism for driving the moving block to move; the connecting plate is arranged at the lower end of the moving block; the clamping frame is clamped with the connecting plate and is detachably connected with the connecting plate; the two ends of the supporting column are respectively connected with the pressing plate and the clamping frame.
Preferably, the lifting mechanism comprises a driving motor, a transmission mechanism and a screw rod; two lifting plates and two screw rods are symmetrically arranged; the two screw rods are rotatably arranged on the base and the shell; the output end of the driving motor is connected with one screw rod, and the screw rod is in driving connection with the other screw rod through a transmission mechanism.
Preferably, the connecting plate is provided with a moving groove, a guide groove and a limiting block; two guide grooves are symmetrically arranged; the number of the limiting blocks is four; the four limiting blocks are respectively arranged in the two guide grooves in a sliding manner; the limiting block is clamped with the clamping frame; the connecting plate is provided with a pushing mechanism used for driving the limiting block to move, and the pushing mechanism is located in the moving groove.
Preferably, two pushing mechanisms are arranged; the pushing mechanism comprises a supporting block, a guide rail, an elastic piece and a baffle plate; the guide rail is arranged on the supporting block in a sliding manner and is arranged on the limiting block; the baffle is arranged on the guide rail and is clamped with the supporting block; the elastic part is arranged on the outer periphery of the guide rail, and two ends of the elastic part are respectively connected with the supporting block and the limiting block; an electric push rod for driving the supporting block to move is arranged on the connecting plate; the electric push rod is positioned in the moving groove.
Preferably, the support plate is provided with a sliding groove; the cabinet door is provided with a sliding rod which is positioned in the sliding groove.
Preferably, the mounting frame is provided with a connecting frame; the moving block is arranged on the connecting frame in a sliding mode.
Preferably, the cabinet door is provided with an acrylic plate.
Preferably, the pressure plate is provided with a counterweight column.
Compared with the prior art, the invention has the following beneficial technical effects:
when the automobile bumper is used, the automobile bumper is installed on the base, the balancing weight is installed according to the test requirement, and the clamping frame is installed on the connecting plate after the balancing weight is installed; the lifting mechanism drives the lifting plate to move, the lifting plate drives the mounting frame to move, the mounting frame drives the moving block to move, the moving block drives the connecting plate to move, so that the moving block can move to a test height, the position of the moving block is adjusted through the driving mechanism, the pressing plate can be located at different positions, impact tests at different positions are carried out, more accurate test results can be obtained, after the moving block is moved to the test position, the clamping frame is separated from the connecting plate, the pressing plate can drive the balancing weight to fall down and hit the automobile bumper, and therefore the impact resistance of the automobile bumper when the automobile bumper is impacted can be observed; the shell can prevent the bumper from generating fragments to be shot when being impacted, and the surrounding personnel are injured.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the structure of FIG. 1;
FIG. 3 is an exploded view of the partial structure of FIG. 2;
fig. 4 is an enlarged view of a portion a in fig. 3.
Reference numerals: 1. a base; 2. a housing; 3. a support plate; 301. a sliding groove; 4. a cabinet door; 401. acrylic plates; 5. a support frame; 6. a lifting plate; 7. a mounting frame; 8. a lifting mechanism; 801. a drive motor; 802. a transmission mechanism; 803. a screw rod; 9. a connecting frame; 10. a drive mechanism; 11. a moving block; 12. a connecting plate; 1201. a moving groove; 1202. a guide groove; 13. a clamping frame; 14. a support pillar; 15. pressing a plate; 16. a counterweight column; 17. a limiting block; 18. a pushing mechanism; 1801. a support block; 1802. a guide rail; 1803. an elastic member; 1804. a baffle plate; 1805. an electric push rod.
Detailed Description
Example one
As shown in fig. 1-4, the impact resistance testing machine for the automobile bumper provided by the invention comprises a base 1, a shell 2, a supporting plate 3, a cabinet door 4, a supporting frame 5, a lifting plate 6, a mounting frame 7, a moving block 11, a connecting plate 12, a clamping frame 13, a supporting column 14 and a pressing plate 15;
the shell 2 is arranged on the base 1; four support plates 3 are symmetrically arranged, and the four support plates 3 are all arranged on the shell 2; two cabinet doors 4 are symmetrically arranged, and the two cabinet doors 4 are respectively and rotatably arranged on the four supporting plates 3; the support plate 3 is provided with a sliding groove 301; the cabinet door 4 is provided with a sliding rod which is positioned in the sliding groove 301, and after the cabinet door 4 is opened, the cabinet door can slide into the supporting plate 3 and slide into the supporting plate 3 along the sliding groove 301, so that the occupied space is reduced, and an operator can conveniently take out the automobile bumper from the shell 2 or install the automobile bumper on the base 1; an acrylic plate 401 is arranged on the cabinet door 4; the acrylic plate 401 has high impact resistance and can facilitate observation of the inside of the housing 2; a plurality of support frames 5 are arranged, and the plurality of support frames 5 are all arranged in the shell 2; the lifting plate 6 is arranged on the mounting frame 7, and the lifting plate 6 is connected with the support frame 5 in a sliding manner; the shell 2 is provided with a lifting mechanism 8 for driving the lifting plate 6 to move; the moving block 11 is arranged on the mounting frame 7 in a sliding manner; the mounting frame 7 is provided with a driving mechanism 10 for driving the moving block 11 to move; the connecting plate 12 is arranged at the lower end of the moving block 11; the clamping frame 13 is clamped with the connecting plate 12 and is detachably connected; two ends of the supporting column 14 are respectively connected with the pressing plate 15 and the clamping frame 13; the pressure plate 15 is provided with a counterweight column 16; a weight block may be installed on the weight post 16 so that the weight of the pressure plate 15 can be increased to test different magnitudes of impact force.
The mounting frame 7 is provided with a connecting frame 9; the moving block 11 is arranged on the connecting frame 9 in a sliding manner; the connecting frame 9 can move the block 11 for supporting, so that the block 11 is more stable when moving, and the bearing capacity of the block can be improved.
In the embodiment, the automobile bumper is installed on the base 1, the balancing weight is installed according to the test requirement, and the clamping frame 13 is installed on the connecting plate 12 after the balancing weight is installed; the lifting mechanism 8 drives the lifting plate 6 to move, the lifting plate 6 drives the mounting frame 7 to move, the mounting frame 7 drives the moving block 11 to move, the moving block 11 drives the connecting plate 12 to move, so that the moving block 11 can move to a test height, the position of the moving block 11 is adjusted through the driving mechanism 10, so that the pressing plate 15 can be located at different positions, impact tests at different positions are carried out, more accurate test results can be obtained, after the moving block is moved to the test position, the clamping frame 13 is separated from the connecting plate 12, the pressing plate 15 can drive the balancing weight to fall down and hit on an automobile bumper, and the impact resistance of the automobile bumper when the automobile bumper is impacted can be observed; the housing 2 can prevent the occurrence of four shots of debris when the bumper is impacted, resulting in injury to surrounding personnel.
Example two
As shown in fig. 1-4, compared with the first embodiment, the lifting mechanism 8 of the impact resistance testing machine for automobile bumpers of the present invention includes a driving motor 801, a transmission mechanism 802, and a lead screw 803; two lifting plates 6 and two screw rods 803 are symmetrically arranged; the two screw rods 803 are rotatably arranged on the base 1 and the shell 2; the output end of the driving motor 801 is connected to one lead screw 803, and this lead screw 803 is drivingly connected to another lead screw 803 through the transmission 802.
In this embodiment, the driving motor 801 drives one lead screw 803 to rotate, and the lead screw 803 drives the other lead screw 803 to rotate through the transmission mechanism 802, so that the two lead screws 803 rotate simultaneously, thereby driving the lifting plate 6 to move, and the lifting plate 6 drives the mounting frame 7 to move, thereby adjusting the height of the mounting frame 7.
EXAMPLE III
As shown in fig. 1 to 4, compared with the first embodiment or the second embodiment, in the impact resistance testing machine for an automobile bumper provided by the present invention, in the present embodiment, a moving groove 1201, a guide groove 1202 and a limiting block 17 are arranged on a connecting plate 12; two guide grooves 1202 are symmetrically arranged; four limiting blocks 17 are arranged; the four limit blocks 17 are respectively arranged in the two guide grooves 1202 in a sliding manner; the limiting block 17 is clamped with the clamping frame 13; the connecting plate 12 is provided with a pushing mechanism 18 for driving the limiting block 17 to move, and the pushing mechanism 18 is located in the moving groove 1201. Two pushing mechanisms 18 are provided; the pushing mechanism 18 comprises a supporting block 1801, a guide rail 1802, an elastic piece 1803 and a baffle 1804; the guide rail 1802 is arranged on the supporting block 1801 in a sliding manner, and the guide rail 1802 is arranged on the limiting block 17; the baffle 1804 is arranged on the guide rail 1802, and the baffle 1804 is clamped with the supporting block 1801; the elastic piece 1803 is arranged on the outer periphery side of the guide rail 1802, and two ends of the elastic piece 1803 are respectively connected with the supporting block 1801 and the limiting block 17; an electric push rod 1805 for driving the supporting block 1801 to move is arranged on the connecting plate 12; the electric push rod 1805 is located in the moving slot 1201.
In this embodiment, the connecting plate 12 is formed by combining two identical plates; when the clamping frame 13 is connected with the connecting plate 12, the clamping frame 13 is aligned with the connecting plate 12, the connecting plate 12 is moved downwards to enable the connecting plate 12 to be inserted into the clamping frame 13, the clamping frame 13 pushes the limiting block 17 to move, the limiting block 17 is accommodated into the guide groove 1202 to enable the clamping frame 13 to be clamped into the connecting plate 12, when the limiting block 17 is exposed at the clamping position of the clamping frame 13, the elastic piece 1803 pushes the limiting block 17 to move, so that the upper end of the limiting block 17 is clamped with the clamping frame 13 to limit the clamping frame 13, the connecting plate 12 is moved upwards to drive the clamping frame 13 to move, after the clamping frame 13 is moved to a specified position, the electric push rod 1805 pushes the supporting block 1801 to move downwards, the supporting block 1801 drives the guide rail 1802 and the limiting block 17 to move, so that the limiting block 17 moves into the guide groove 1202 to enable the limiting block 17 to be accommodated, so that the limiting block 17 is separated from the clamping frame 13, the clamping frame 13 and the pressing plate 15 can fall from the connecting plate 12 and hit the automobile bumper to be detected for detection.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An impact resistance testing machine for an automobile bumper is characterized by comprising a base (1), a shell (2), a supporting plate (3), a cabinet door (4), a supporting frame (5), a lifting plate (6), a mounting frame (7), a moving block (11), a connecting plate (12), a clamping frame (13), a supporting column (14) and a pressing plate (15);
the shell (2) is arranged on the base (1); four supporting plates (3) are symmetrically arranged, and the four supporting plates (3) are all arranged on the shell (2); two cabinet doors (4) are symmetrically arranged, and the two cabinet doors (4) are respectively and rotatably arranged on the four supporting plates (3); a plurality of support frames (5) are arranged, and the plurality of support frames (5) are all arranged in the shell (2); the lifting plate (6) is arranged on the mounting rack (7), and the lifting plate (6) is connected with the support frame (5) in a sliding manner; the shell (2) is provided with a lifting mechanism (8) for driving the lifting plate (6) to move; the moving block (11) is arranged on the mounting rack (7) in a sliding manner; a driving mechanism (10) for driving the moving block (11) to move is arranged on the mounting rack (7); the connecting plate (12) is arranged at the lower end of the moving block (11); the clamping frame (13) is clamped with the connecting plate (12) and is detachably connected; two ends of the supporting column (14) are respectively connected with the pressing plate (15) and the clamping frame (13).
2. The automobile bumper impact resistance tester according to claim 1, wherein the lifting mechanism (8) comprises a driving motor (801), a transmission mechanism (802) and a lead screw (803); two lifting plates (6) and two screw rods (803) are symmetrically arranged; the two screw rods (803) are rotatably arranged on the base (1) and the shell (2); the output end of the driving motor (801) is connected with one screw rod (803), and the screw rod (803) is connected with the other screw rod (803) in a driving way through a transmission mechanism (802).
3. The automobile bumper impact-resistance testing machine according to claim 1, characterized in that the connecting plate (12) is provided with a moving groove (1201), a guide groove (1202) and a limiting block (17); two guide grooves (1202) are symmetrically arranged; four limiting blocks (17) are arranged; the four limit blocks (17) are respectively arranged in the two guide grooves (1202) in a sliding manner; the limiting block (17) is clamped with the clamping frame (13); the connecting plate (12) is provided with a pushing mechanism (18) for driving the limiting block (17) to move, and the pushing mechanism (18) is located in the moving groove (1201).
4. The automobile bumper impact tester according to claim 3, wherein two pushing mechanisms (18) are provided; the pushing mechanism (18) comprises a supporting block (1801), a guide rail (1802), an elastic piece (1803) and a baffle (1804); the guide rail (1802) is arranged on the supporting block (1801) in a sliding mode, and the guide rail (1802) is arranged on the limiting block (17); the baffle (1804) is arranged on the guide rail (1802), and the baffle (1804) is clamped with the supporting block (1801); the elastic piece (1803) is arranged on the outer peripheral side of the guide rail (1802), and two ends of the elastic piece (1803) are respectively connected with the supporting block (1801) and the limiting block (17); an electric push rod (1805) for driving the supporting block (1801) to move is arranged on the connecting plate (12); the electric push rod (1805) is positioned in the moving groove (1201).
5. The automobile bumper impact resistance tester according to claim 1, wherein the support plate (3) is provided with a sliding groove (301); the cabinet door (4) is provided with a sliding rod which is positioned in the sliding groove (301).
6. The automobile bumper impact-resistance testing machine according to claim 1, characterized in that the mounting frame (7) is provided with a connecting frame (9); the moving block (11) is arranged on the connecting frame (9) in a sliding mode.
7. The automobile bumper impact tester according to claim 1, wherein the cabinet door (4) is provided with an acrylic plate (401).
8. The automobile bumper impact tester according to claim 1, wherein the pressing plate (15) is provided with a weight column (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110813055.4A CN113390598A (en) | 2021-07-19 | 2021-07-19 | Impact resistance testing machine for automobile bumper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110813055.4A CN113390598A (en) | 2021-07-19 | 2021-07-19 | Impact resistance testing machine for automobile bumper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113390598A true CN113390598A (en) | 2021-09-14 |
Family
ID=77626477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110813055.4A Pending CN113390598A (en) | 2021-07-19 | 2021-07-19 | Impact resistance testing machine for automobile bumper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113390598A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115573409A (en) * | 2022-10-04 | 2023-01-06 | 河南水建集团有限公司 | Leveling device for irrigation channel construction |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0854329A (en) * | 1994-08-15 | 1996-02-27 | Nkk Corp | Method and device for testing strength of bumper beam |
| CN105738122A (en) * | 2016-02-01 | 2016-07-06 | 湖北文理学院 | Automobile bumper simulated collision test system and test method |
| CN106704914A (en) * | 2017-01-11 | 2017-05-24 | 沈掌荣 | Conveniently mounted and fastened LED illumination lamp |
| CN106764769A (en) * | 2017-01-16 | 2017-05-31 | 钟奇 | A kind of LED street lamp of maintenance easy to assemble |
| CN210742028U (en) * | 2019-07-04 | 2020-06-12 | 江苏瑞延理化汽车饰件有限公司 | Bumper detection data statistics device |
| CN212007810U (en) * | 2020-05-19 | 2020-11-24 | 无锡科睿检测服务有限公司 | Automobile bumper anti-collision detection device |
| CN112014082A (en) * | 2020-08-05 | 2020-12-01 | 安徽省中测电子科技有限公司 | Quick switching testing arrangement of wire rod |
| CN212482854U (en) * | 2020-08-14 | 2021-02-05 | 广家院威凯(上海)检测技术有限公司 | Detection tool for detecting automobile bumper |
| CN113109143A (en) * | 2021-03-23 | 2021-07-13 | 芜湖毅昌科技有限公司 | Automobile bumper resistance to compression check out test set |
-
2021
- 2021-07-19 CN CN202110813055.4A patent/CN113390598A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0854329A (en) * | 1994-08-15 | 1996-02-27 | Nkk Corp | Method and device for testing strength of bumper beam |
| CN105738122A (en) * | 2016-02-01 | 2016-07-06 | 湖北文理学院 | Automobile bumper simulated collision test system and test method |
| CN106704914A (en) * | 2017-01-11 | 2017-05-24 | 沈掌荣 | Conveniently mounted and fastened LED illumination lamp |
| CN106764769A (en) * | 2017-01-16 | 2017-05-31 | 钟奇 | A kind of LED street lamp of maintenance easy to assemble |
| CN210742028U (en) * | 2019-07-04 | 2020-06-12 | 江苏瑞延理化汽车饰件有限公司 | Bumper detection data statistics device |
| CN212007810U (en) * | 2020-05-19 | 2020-11-24 | 无锡科睿检测服务有限公司 | Automobile bumper anti-collision detection device |
| CN112014082A (en) * | 2020-08-05 | 2020-12-01 | 安徽省中测电子科技有限公司 | Quick switching testing arrangement of wire rod |
| CN212482854U (en) * | 2020-08-14 | 2021-02-05 | 广家院威凯(上海)检测技术有限公司 | Detection tool for detecting automobile bumper |
| CN113109143A (en) * | 2021-03-23 | 2021-07-13 | 芜湖毅昌科技有限公司 | Automobile bumper resistance to compression check out test set |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115573409A (en) * | 2022-10-04 | 2023-01-06 | 河南水建集团有限公司 | Leveling device for irrigation channel construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113390598A (en) | Impact resistance testing machine for automobile bumper | |
| CN113884436A (en) | Anti-friction detection device based on lateral impact falling type safety helmet | |
| CN113790865A (en) | Toughened glass impact testing device | |
| CN112378781A (en) | Bending strength detection device for new material production | |
| CN113959410A (en) | Anti-collision level bar device for building detection and anti-collision method thereof | |
| CN214952759U (en) | Opposite-impact type ultrahigh-speed pavement cutting test device | |
| CN219319996U (en) | Drop hammer impact testing machine | |
| JPH0854329A (en) | Method and device for testing strength of bumper beam | |
| CN115165285B (en) | Aluminum alloy skeleton strength detection device for automobile | |
| CN213580490U (en) | Metal product impact detection device | |
| CN112798245B (en) | KBM (KBM) character key tension curve machine and testing method | |
| CN113295365B (en) | Impact test device and test method for military helmet | |
| CN211042913U (en) | Microcomputer-controlled electronic universal tester | |
| CN214200563U (en) | Head protector test device for fire fighting | |
| CN209182176U (en) | A kind of protective device and impact device of impact device load transducer | |
| CN219142530U (en) | Shock resistance test device for strength of car lamp glass mask | |
| CN114112280B (en) | Anti-falling performance detection device for multi-dimensional adjustment and simulation of communication equipment | |
| CN219830673U (en) | Falling weight impact testing device of fastener system | |
| CN220473272U (en) | Intensity testing device | |
| CN217505145U (en) | High-acceleration vibration test device | |
| CN219161890U (en) | Horizontal impact testing device | |
| CN113543543B (en) | Lithium battery test explosion-proof device | |
| CN220625694U (en) | Automobile bumper collision test board | |
| CN219142875U (en) | Real-time speed measuring device for automobile collision | |
| CN220912639U (en) | Automobile bumper impact testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210914 |