CN110108496B - Whole automobile loading collision test system and test method - Google Patents
Whole automobile loading collision test system and test method Download PDFInfo
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- CN110108496B CN110108496B CN201910295440.7A CN201910295440A CN110108496B CN 110108496 B CN110108496 B CN 110108496B CN 201910295440 A CN201910295440 A CN 201910295440A CN 110108496 B CN110108496 B CN 110108496B
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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
Abstract
The invention relates to a whole automobile loading collision test system and a test method. The experiment platform includes the mounting bracket, and the left and right sides of mounting bracket is provided with flexible groove, and the upper end of mounting bracket is provided with the rectangular channel, and the even welding has supporting steel plate in the rectangular channel from the past backward, forms the operation chamber between two adjacent supporting steel plate, and supporting steel plate is hollow steel pipe structure, the inside locking supporting mechanism that is provided with of supporting steel plate. The invention can solve the following problems in the existing automobile loading collision experiment process: and a, simulating a single collision experiment scene, which cannot provide different simulation scenes for the collision experiment of the automobile and influences the result of the automobile collision experiment. b. Different experimental sites are required to be selected for collision experiments in different sites, so that the problems of poor flexibility, low applicability and the like are solved.
Description
Technical Field
The invention relates to the technical field of automobile collision equipment, in particular to a whole automobile loading collision test system and a whole automobile loading collision test method.
Background
The automobile loading crash test is one of important tests for detecting the safety performance of an automobile, the use and the sale of the automobile are influenced by the result of the automobile loading crash test, and the speed of automobile crash, the scene of simulated crash and the like are all key factors influencing the test result of the automobile.
The following problems exist in the existing automobile loading collision test process: and a, the simulation collision test scene is single, different simulation scenes cannot be provided for the collision test of the automobile, and the result of the automobile collision test is influenced. b. Different test sites need to be selected according to the collision tests of different sites, so that the flexibility is poor, and the applicability is low.
About the problem of some common among the car bump test process, the research has been made to relevant trade, and specific technical scheme has been proposed, chinese utility model patent for 2016210487189 if patent number is a car bump test experience test bench, this car bump test experience test bench's collision process is inside going on at safe crashproof subassembly, people can see by compound glass panels, and chinese utility model patent for 2017213880973 is a test device for car bump test, make the test car keep straight line going when testing, prevent to take place skew, influence test effect, obtain effectual cushioning effect when also making the test car collide with the collision bench, receive great damage when preventing the test car from colliding with the collision bench, thereby influence next bump test.
For the above reasons, the problem of test scene transition in the automobile loading crash test process is still not solved.
Disclosure of Invention
In order to solve the problems, the invention provides a whole automobile loading collision test system and a test method, which can solve the following problems in the existing automobile loading collision test process: and a, the simulation collision test scene is single, different simulation scenes cannot be provided for the collision test of the automobile, and the result of the automobile collision test is influenced. b. Different test sites are required to be selected for the collision tests in different sites, the flexibility is poor, the applicability is low and the like, and the intelligent conversion function of the automobile loading collision test sites can be realized.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: the utility model provides a whole car loading nature collision test system, includes test platform, and test platform is inside to be provided with conversion adjustment mechanism.
The test platform comprises a mounting frame, telescopic grooves are formed in the left side and the right side of the mounting frame, a rectangular groove is formed in the upper end of the mounting frame, supporting steel plates are uniformly welded in the rectangular groove from front to back, an operation cavity is formed between every two adjacent supporting steel plates, each supporting steel plate is of a hollow steel pipe structure, and a locking supporting mechanism is arranged in each supporting steel plate; the locking supporting mechanism can ensure that powerful and stable supporting operation can be carried out on various different road surface modes on the switching adjusting mechanism in the operation process, so that a stable test scene can be provided for a collision test.
Locking supporting mechanism includes and connects the locking drive motor frame at the supporting steel sheet inside through sliding fit, and the left end of locking drive motor frame is installed on the mounting bracket through locking spring pole, and the right-hand member of locking drive motor frame passes through locking cylinder and links to each other with the mounting bracket, and the left and right sides of supporting steel sheet is provided with the locking drive hole from the past backward equidistant, is provided with the locking branch chain in the locking drive hole.
The conversion adjusting mechanism comprises a conversion support frame which is arranged on the mounting frame through a telescopic spring rod, executing test members are arranged between the inner walls of the conversion support frame at equal intervals from front to back, a rotating branched chain is arranged at the right end of each executing test member, a limiting branched chain is arranged at the left end of each executing test member, an operation branched chain is arranged on the mounting frame, and the operation branched chain abuts against the conversion support frame; the rotating branched chain controls the execution test component to rotate, a proper collision test scene is selected, the limit branched chain fixes and limits the execution test component, the operation branched chain controls the execution test component to be in place, collision tests on different pavements can be simulated, and therefore the diversity of automobile collision tests is enriched.
Preferably, the test executing component comprises a conversion roller which is installed on the installation frame through a bearing, a test floor is uniformly arranged on the conversion roller along the circumferential direction of the conversion roller, support holes are arranged on the test floor at equal intervals from left to right, and a flat plate, a sliding plate and a friction plate are sequentially arranged on the test floor along the clockwise direction of the conversion roller.
The locking branched chain comprises a locking column arranged inside the locking driving hole in a sliding fit mode, the locking column is of a T-shaped structure, a locking spring is sleeved between the locking column and the inner wall of the supporting steel plate, the inner side of the locking column is of an arc structure, and the locking column is abutted against the locking driving frame.
Preferably, the locking driving frame is provided with locking driving blocks at equal intervals from front to back, and the locking driving blocks are of a triangular structure.
Preferably, the left side and the right side of the lower end of the conversion support frame are symmetrically provided with arc-shaped buffer blocks.
Preferably, the operation branch chain is including fixing the two-way operation cylinder on the mounting bracket, and the left and right sides symmetry of two-way operation cylinder is provided with the operation driving block, and the operation driving block is located telescopic slot, and the operation driving block supports and leans on the arc buffer block, and one side that the operation driving block contacted with the arc buffer block is from inside outwards for the tilt up structure.
Preferably, the rotating branched chain comprises rotating belt wheels arranged on the executing test component, a linkage belt is connected between every two adjacent rotating belt wheels, the rotating belt wheel positioned at the front end of the mounting frame is arranged on an output shaft of the rotating motor, and the rotating motor is arranged on the outer wall of the mounting frame through a motor base.
Preferably, the limiting branched chain comprises a limiting wheel disc installed on the execution test component, a limiting groove is formed in the limiting wheel disc along the circumferential direction of the limiting wheel disc, the limiting groove is of an arc-shaped structure, a limiting claw is arranged on the side wall of the mounting frame through a pin shaft, and a limiting cylinder is arranged between the limiting claw and the mounting frame.
Preferably, the sliding plate comprises a cavity arranged on the test floor, and a sliding roller is arranged in the cavity through a bearing.
Preferably, the friction plate comprises a friction block disposed on the test floor.
In addition, the invention also provides a test method of the whole automobile loading collision test system, which comprises the following steps: mainly comprises the following steps.
The first step of installation operation: a foundation pit for installing the whole automobile loading collision test system is dug in a designated test field, and the whole automobile loading collision test system is fixed in the foundation pit, so that the upper end plane of the test platform and the ground are kept in the same plane.
And a second step of adjustment operation: the rotating motor controls the conversion roller to rotate through the linkage belt, and after a proper simulation scene is selected, the limiting cylinder controls the limiting claw to be clamped in the limiting groove to perform limiting operation.
Thirdly, height adjustment operation: the bidirectional operation air cylinder controls the operation driving block to perform extrusion movement towards the middle, and the operation driving block performs extrusion movement on the arc-shaped buffer block in the movement so as to control the conversion supporting frame to move upwards to a proper position.
Fourthly, supporting and fixing operation: the locking cylinder drives the locking driving frame to stretch and retract and adjust, and the locking driving frame extrudes the locking column in the moving process, so that the locking column penetrates into the supporting hole, and the test floor is locked and fixed.
The fifth step of test operation: and controlling the automobile to be tested to perform a collision test on the whole automobile loading collision test system, and recording a test result.
The invention has the beneficial effects that:
1. the invention can solve the following problems in the existing automobile loading collision test process: and a, the simulation collision test scene is single, different simulation scenes cannot be provided for the collision test of the automobile, and the result of the automobile collision test is influenced. b. Different test sites are required to be selected for the collision tests in different sites, the flexibility is poor, the applicability is low and the like, and the intelligent conversion function of the automobile loading collision test sites can be realized.
2. The locking support mechanism can ensure that powerful and stable support operation can be carried out on various different road surface modes on the switching adjustment mechanism in the operation process, so that a stable test scene can be provided for a collision test.
3. The rotating branched chain controls the execution test component to rotate, a proper collision test scene is selected, the limit branched chain fixes and limits the execution test component, and the operation branched chain controls the execution test component to be in place, so that collision tests on different roads can be simulated, and the diversity of automobile collision tests is enriched.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of a first structure of the present invention.
Fig. 2 is a schematic structural view between the mounting bracket and the conversion adjustment mechanism of the present invention.
FIG. 3 is a schematic diagram of the structure of the test execution member of the present invention.
Fig. 4 is a schematic structural view between the support steel plate and the lock support mechanism of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 4, the whole vehicle loading collision test system comprises a test platform 1, and a conversion adjusting mechanism 2 is arranged inside the test platform 1.
The test platform 1 comprises a mounting frame 11, telescopic grooves are formed in the left side and the right side of the mounting frame 11, a rectangular groove is formed in the upper end of the mounting frame 11, supporting steel plates 12 are uniformly welded in the rectangular groove from front to back, an operation cavity is formed between every two adjacent supporting steel plates 12, each supporting steel plate 12 is of a hollow steel pipe structure, and a locking and supporting mechanism 13 is arranged inside each supporting steel plate 12; the locking supporting mechanism 13 can ensure that powerful and stable supporting operation can be carried out on various different road surface modes on the conversion adjusting mechanism 2 in the operation process, so that a stable test scene can be provided for a collision test.
Locking supporting mechanism 13 includes and connects the locking driving frame 131 at supporting steel plate 12 inside through sliding fit, and the left end of locking driving frame 131 passes through locking spring rod 132 and installs on mounting bracket 11, and the right-hand member of locking driving frame 131 passes through locking cylinder 133 and links to each other with mounting bracket 11, and the left and right sides of supporting steel plate 12 is provided with the locking drive hole from the past backward equidistant, is provided with locking branch 14 in the locking drive hole.
The conversion adjusting mechanism 2 comprises a conversion support frame 22 which is arranged on the mounting frame 11 through a telescopic spring rod 21, executing test members 23 are arranged between the inner walls of the conversion support frame 22 at equal intervals from front to back, a rotating branched chain 24 is arranged at the right end of each executing test member 23, a limiting branched chain 25 is arranged at the left end of each executing test member 23, an operation branched chain 26 is arranged on the mounting frame 11, and the operation branched chain 26 abuts against the conversion support frame 22; the rotating branched chain 24 controls the execution test component 23 to rotate, a proper collision test scene is selected, the limit branched chain 25 fixes and limits the execution test component 23, and the operation branched chain 26 controls the execution test component 23 to be in place, so that collision tests on different roads can be simulated, and the diversity of automobile collision tests is enriched.
The performing test member 23 includes a conversion roller 231 mounted on the mounting frame 11 through a bearing, a test floor 232 is uniformly arranged on the conversion roller 231 along the circumferential direction thereof, support holes are arranged on the test floor 232 at equal intervals from left to right, and a flat plate, a sliding plate and a friction plate are sequentially arranged on the test floor 232 along the clockwise direction of the conversion roller 231.
The locking branched chain 14 comprises a locking column 141 arranged inside the locking driving hole in a sliding fit mode, the locking column 141 is of a T-shaped structure, a locking spring 142 is sleeved between the locking column 141 and the inner wall of the supporting steel plate 12, and the inner side of the locking column 141 is of an arc structure and abuts against the locking driving frame 131.
The locking driving frame 131 is provided with locking driving blocks at equal intervals from front to back, and the locking driving blocks are of a triangular structure.
Arc-shaped buffer blocks are symmetrically arranged on the left side and the right side of the lower end of the conversion support frame 22.
The operation branched chain 26 comprises a bidirectional operation cylinder 261 fixed on the mounting frame 11, operation driving blocks 262 are symmetrically arranged on the left side and the right side of the bidirectional operation cylinder 261, the operation driving blocks 262 are located in the telescopic grooves, the operation driving blocks 262 abut against the arc-shaped buffer blocks, and one side of the operation driving blocks 262 in contact with the arc-shaped buffer blocks is of an upward inclined structure from inside to outside.
The rotating branched chain 24 comprises rotating belt wheels 241 arranged on the executing test member 23, a linkage belt 242 is connected between every two adjacent rotating belt wheels 241, the rotating belt wheel 241 at the front end of the mounting frame 11 is arranged on an output shaft of a rotating motor 243, and the rotating motor 243 is arranged on the outer wall of the mounting frame 11 through a motor base.
The limiting branched chain 25 comprises a limiting wheel disc 251 installed on the executing test component 23, a limiting groove is formed in the limiting wheel disc 251 along the circumferential direction of the limiting wheel disc 251, the limiting groove is of an arc-shaped structure, a limiting claw 252 is arranged on the side wall of the mounting frame 11 through a pin shaft, and a limiting cylinder 253 is arranged between the limiting claw 252 and the mounting frame 11.
The sliding plate comprises a cavity arranged on a test floor 232, a sliding roller 233 is arranged in the cavity through a bearing, and a scene of a collision test on a road surface with small friction force can be simulated.
The friction plate comprises a friction block 234 arranged on a test floor 232, and can simulate a collision test scene on a road surface with large friction force.
In addition, the invention also provides a test method of the whole automobile loading collision test system, which comprises the following steps: mainly comprises the following steps.
The first step of installation operation: a foundation pit for installing the whole automobile loading collision test system is dug in a designated test field, and the whole automobile loading collision test system is fixed in the foundation pit, so that the upper end plane of the test platform 1 and the ground are kept in the same plane.
And a second step of adjustment operation: the rotating motor 243 controls the conversion roller 231 to rotate through the linkage belt 242, and after a proper simulation scene is selected, the limiting cylinder 253 controls the limiting claw 252 to be clamped into the limiting groove to perform limiting operation.
Thirdly, height adjustment operation: the bidirectional working cylinder 261 controls the working driving block 262 to perform a squeezing motion towards the middle, and the working driving block 262 squeezes the arc-shaped buffer block during the motion so as to control the conversion supporting frame 22 to move upwards to a proper position.
Fourthly, supporting and fixing operation: the locking cylinder 133 drives the locking driving frame 131 to perform telescopic adjustment, and the locking driving frame 131 extrudes the locking column 141 in the moving process, so that the locking column 141 penetrates into the supporting hole, and the test floor 232 is locked and fixed.
The fifth step of test operation: and controlling the automobile to be tested to perform a collision test on the whole automobile loading collision test system, and recording a test result.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a whole car loading collision test system, includes experiment platform (1), its characterized in that: a conversion adjusting mechanism (2) is arranged in the experiment platform (1);
the experiment platform (1) comprises an installation frame (11), telescopic grooves are formed in the left side and the right side of the installation frame (11), a rectangular groove is formed in the upper end of the installation frame (11), supporting steel plates (12) are uniformly welded in the rectangular groove from front to back, an operation cavity is formed between every two adjacent supporting steel plates (12), each supporting steel plate (12) is of a hollow steel pipe structure, and a locking and supporting mechanism (13) is arranged inside each supporting steel plate (12);
the locking support mechanism (13) comprises a locking driving frame (131) connected to the inside of the support steel plate (12) in a sliding fit mode, the left end of the locking driving frame (131) is mounted on the mounting frame (11) through a locking spring rod (132), the right end of the locking driving frame (131) is connected with the mounting frame (11) through a locking cylinder (133), locking driving holes are formed in the left side and the right side of the support steel plate (12) at equal intervals from front to back, and locking branched chains (14) are arranged in the locking driving holes;
the conversion adjusting mechanism (2) comprises conversion supporting frames (22) which are arranged on the mounting frame (11) through telescopic spring rods (21), executing experiment components (23) are arranged between the inner walls of the conversion supporting frames (22) at equal intervals from front to back, a rotating branched chain (24) is arranged at the right end of each executing experiment component (23), a limiting branched chain (25) is arranged at the left end of each executing experiment component (23), an operation branched chain (26) is arranged on the mounting frame (11), and the operation branched chain (26) abuts against the conversion supporting frames (22);
the experiment executing component (23) comprises a conversion roller (231) which is mounted on the mounting frame (11) through a bearing, an experiment floor (232) is uniformly arranged on the conversion roller (231) along the circumferential direction of the conversion roller, supporting holes are arranged on the experiment floor (232) from left to right at equal intervals, and a flat plate, a sliding plate and a friction plate are sequentially arranged on the experiment floor (232) along the clockwise direction of the conversion roller (231).
2. The whole vehicle loading collision test system of the automobile according to claim 1, characterized in that: locking branch (14) are including setting up locking post (141) inside locking actuating hole through sliding fit, and locking post (141) are T style of calligraphy structure, and the cover is equipped with locking spring (142) between the inner wall of locking post (141) and supporting steel plate (12), and the inboard of locking post (141) is the circular arc structure, and supports and lean on locking actuating frame (131).
3. The whole vehicle loading collision test system of the automobile according to claim 1, characterized in that: the locking driving frame (131) is provided with locking driving blocks at equal intervals from front to back, and the locking driving blocks are of a triangular structure.
4. The whole vehicle loading collision test system of the automobile according to claim 2, characterized in that: arc-shaped buffer blocks are symmetrically arranged on the left side and the right side of the lower end of the conversion support frame (22).
5. The whole vehicle loading collision test system of claim 4, characterized in that: the operation branch chain (26) comprises a bidirectional operation cylinder (261) fixed on the mounting frame (11), operation driving blocks (262) are symmetrically arranged on the left side and the right side of the bidirectional operation cylinder (261), the operation driving blocks (262) are located in the telescopic grooves, the operation driving blocks (262) are abutted against the arc-shaped buffer blocks, and one side, in contact with the arc-shaped buffer blocks, of the operation driving blocks (262) is of an upward inclined structure from inside to outside.
6. The whole vehicle loading collision test system of claim 5, characterized in that: the rotating branched chain (24) comprises rotating belt wheels (241) arranged on an experiment executing component (23), a linkage belt (242) is connected between every two adjacent rotating belt wheels (241), the rotating belt wheels (241) located at the front end of the installation frame (11) are arranged on an output shaft of a rotating motor (243), and the rotating motor (243) is arranged on the outer wall of the installation frame (11) through a motor base.
7. The whole vehicle loading collision test system of claim 6, characterized in that: the limiting branched chain (25) comprises a limiting wheel disc (251) installed on the experiment executing component (23), a limiting groove is formed in the limiting wheel disc (251) in the circumferential direction of the limiting wheel disc, the limiting groove is of an arc-shaped structure, a limiting claw (252) is arranged on the side wall of the mounting rack (11) through a pin shaft, and a limiting cylinder (253) is arranged between the limiting claw (252) and the mounting rack (11).
8. The whole vehicle loading collision test system of the automobile according to claim 1, characterized in that: the sliding plate comprises a cavity arranged on an experimental floor (232), and a sliding roller (233) is arranged in the cavity through a bearing.
9. The whole vehicle loading collision test system of the automobile according to claim 1, characterized in that: the friction plate includes a friction block (234) disposed on a laboratory floor (232).
10. The test method of the whole vehicle loading collision test system according to claim 7, comprising the following steps: the method is characterized in that: mainly comprises the following steps;
the first step of installation operation: digging a foundation pit for installing the whole automobile loading collision test system in the claim 1 on a designated experimental site, and fixing the whole automobile loading collision test system in the foundation pit to ensure that the upper end plane of the experimental platform (1) and the ground are kept in the same plane;
and a second step of adjustment operation: the rotating motor (243) controls the conversion roller (231) to rotate through the linkage belt (242), and after a proper simulation scene is selected, the limiting cylinder (253) controls the limiting claw (252) to be clamped in the limiting groove to perform limiting operation;
thirdly, height adjustment operation: the bidirectional operation air cylinder (261) controls the operation driving block (262) to perform extrusion movement towards the middle, and the operation driving block (262) extrudes the arc-shaped buffer block in movement so as to control the conversion supporting frame (22) to move upwards to a proper position;
fourthly, supporting and fixing operation: the locking cylinder (133) drives the locking driving frame (131) to stretch and retract, and the locking driving frame (131) extrudes the locking column (141) in the moving process, so that the locking column (141) is inserted into the supporting hole to lock and fix the experimental floor (232);
the fifth step of experiment operation: and controlling the automobile to be tested to perform a collision test on the whole automobile loading collision test system, and recording a test result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910295440.7A CN110108496B (en) | 2019-04-12 | 2019-04-12 | Whole automobile loading collision test system and test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910295440.7A CN110108496B (en) | 2019-04-12 | 2019-04-12 | Whole automobile loading collision test system and test method |
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| CN110108496A CN110108496A (en) | 2019-08-09 |
| CN110108496B true CN110108496B (en) | 2020-09-29 |
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Families Citing this family (2)
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| CN111780990B (en) * | 2020-07-13 | 2022-08-12 | 苏州清研精准汽车科技有限公司 | Simulation test system and test method for motion performance of unmanned vehicle |
| CN111929075B (en) * | 2020-08-20 | 2022-08-30 | 苏州清研精准汽车科技有限公司 | New energy automobile trafficability test driving environment parameter dynamic simulation system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE10118682B4 (en) * | 2001-04-14 | 2005-06-02 | Instron Schenck Testing Systems Gmbh | Testing device for motor vehicle crash simulation |
| CN107271197B (en) * | 2017-05-10 | 2024-01-02 | 中国汽车技术研究中心 | Guardrail fixing device, replaceable road guardrail and test method for collision of road scene of vehicle |
| CN108225797A (en) * | 2017-12-26 | 2018-06-29 | 重庆程顺汽车配件制造有限公司 | Tire simulating test device and its manufacturing method |
| CN208035831U (en) * | 2018-03-28 | 2018-11-02 | 长城汽车股份有限公司 | Wheel and its Decorative Cover, vehicle |
| CN108444731A (en) * | 2018-03-30 | 2018-08-24 | 郑州兰博尔科技有限公司 | A kind of collision prevention of vehicle test simulation test platform and simulation experiment method |
| CN109387379A (en) * | 2018-11-09 | 2019-02-26 | 大连君方科技有限公司 | A kind of impact test device and method |
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Effective date of registration: 20210712 Address after: 215400 No.40, hengsi Road, Chengxiang Town, Suzhou City, Jiangsu Province Patentee after: Suzhou Zhirong Software Co.,Ltd. Address before: Room 1155, building C, 555 Dongchuan Road, Minhang District, Shanghai 200240 Patentee before: MULTI-INTELLIGENCE TECHNICAL Co.,Ltd. |