CN112284760A

CN112284760A - Automobile bumper and shell impact-resistant test device based on automobile safety

Info

Publication number: CN112284760A
Application number: CN202011125751.8A
Authority: CN
Inventors: 翟羽; 王昕灿; 葛曹鹏; 孙旭; 王锦华
Original assignee: Jiangsu Vocational and Technical Shipping College
Current assignee: Jiangsu Vocational and Technical Shipping College
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-01-29

Abstract

The invention relates to the technical field of automobile safety tests, in particular to an automobile bumper and shell impact-resistant test device based on automobile safety; the test device can simulate the test conditions of the automobile bumper and the shell under different impact forces, is safer and more reliable, and saves the test cost; including test platform, the mount pad, two sets of first rotation support, the apparatus further comprises a rotating shaft, the striking balancing weight, the lever frame, two sets of second rotation support, the spool, driving motor, wire rope, support frame and spacing pneumatic cylinder, the mount pad sets up in test platform's top middle part, two sets of first rotation support are fixed to be set up in test platform's top front portion and rear portion, the pivot is rotatable to be set up between two sets of first rotation support, the lever frame articulates to be set up in the pivot, the fixed mounting bracket that is provided with in the front end upper portion of support frame, spacing pneumatic cylinder is fixed to be set up in the top of mounting bracket, be provided with first spacing through-hole on the support frame.

Description

Automobile bumper and shell impact-resistant test device based on automobile safety

Technical Field

The invention relates to the technical field of automobile safety tests, in particular to an automobile bumper and shell impact-proof test device based on automobile safety.

Background

As is well known, an automobile bumper and shell impact-resistant test device based on automobile safety is a test device for external force impact of the automobile bumper and shell, and is widely used in the field of automobile safety tests; 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 impact the striking wall under certain speed, the external force of simulation bumper and shell is strikeed, observes bumper and shell deformation after the striking, discovers in the test that whole car simulation bump test cost is high, and the security is poor, and the impact force size when can not accurately reacing the striking, can not simulate bumper and shell under the different impact and strike deformation's actual conditions, has certain use limitation.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the automobile bumper and shell impact-resistant test device based on the automobile safety, which can simulate the test conditions of the automobile bumper and shell under different impact forces, is safer and more reliable, and saves the test cost.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the device comprises a test platform, a mounting seat, two groups of first rotating supports, a rotating shaft, an impact balancing weight, a lever frame, two groups of second rotating supports, a winding shaft, a driving motor, a steel wire rope, a supporting frame and a limiting hydraulic cylinder, wherein the mounting seat is arranged in the middle of the top end of the test platform, the two groups of first rotating supports are fixedly arranged at the front part and the rear part of the top end of the test platform, the rotating shaft is rotatably arranged between the two groups of first rotating supports, the lever frame is hinged on the rotating shaft, the impact balancing weight is hinged at the bottom of the lever frame, the mounting seat is arranged at the left part of the impact balancing weight, the two groups of second rotating supports are fixedly arranged at the left part of the top end of the test platform, the winding shaft is rotatably arranged between the two groups of second rotating supports, and the driving motor is fixedly, the output of driving motor with the spool transmission is connected, wire rope's one end with the spool is connected, wire rope's the other end with the top of lever frame is connected, the bottom of support frame with test platform's top left part fixed connection, the fixed mounting bracket that is provided with in front end upper portion of support frame, spacing pneumatic cylinder fixed set up in the top of mounting bracket, be provided with first spacing through-hole on the support frame, be provided with the spacing through-hole of second on the lever frame, the output of spacing pneumatic cylinder can pass first spacing through-hole and the spacing through-hole of second from the front end of support frame and wear out from the rear end of support frame.

Preferably, the test platform further comprises two groups of material pushing hydraulic cylinders, the left ends of the two groups of material pushing hydraulic cylinders are fixedly connected with the bottom of the right end of the support frame, the bottom ends of the two groups of material pushing hydraulic cylinders are fixedly connected with the top end of the test platform, and the output ends of the two groups of material pushing hydraulic cylinders are fixedly connected with the left end of the mounting seat.

Preferably, the test platform is provided with two sets of slide rails, but the mount pad horizontal slip sets up on two sets of slide rails, the right-hand member of two sets of slide rails all is provided with limit stop.

Preferably, the top right part of test platform is provided with places the platform, place the bench and placed reserve striking balancing weight.

Preferably, a safety isolation fence is arranged on the test platform.

Preferably, a man ladder is arranged in the middle of the front end of the test platform.

Preferably, the supporting frame is provided with a rubber cushion pad.

Preferably, the steel wire rope is provided with a lifting hook, the top end of the lever frame is provided with a lifting ring, and the steel wire rope and the top end of the lever frame are connected with the lifting ring through the lifting hook.

(III) advantageous effects

Compared with the prior art, the invention provides an automobile bumper and shell impact-proof test device based on automobile safety, which has the following beneficial effects: the automobile bumper and shell impact-resistant test device based on automobile safety is characterized in that an automobile bumper and a shell are mounted at the right part of a mounting seat, a driving motor is started, the driving motor drives a winding shaft to rotate, a steel wire rope is wound on the winding shaft, the steel wire rope is shortened, the top end of a lever frame is pulled to move around the winding shaft, when the lever frame is in a horizontal state, the driving motor stops running, a limiting hydraulic cylinder is started at the moment, the output end of the limiting hydraulic cylinder penetrates through a first limiting through hole and a second limiting through hole from the front end of a support frame and penetrates out from the rear end of the support frame, the lever frame and the support frame are connected into a whole, an impact balancing weight is at a certain height, the steel wire rope is disconnected from the lever frame, the limiting hydraulic cylinder is started again, the limiting hydraulic cylinder is separated from the first limiting through hole and the second limiting through hole, and the impact balancing weight falls, accomplish car bumper and shell impact test, the accessible is changed the striking balancing weight of different weight and is simulated the striking simulation of different impact to car bumper and shell, and more safe and reliable saves experimental cost.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a front view configuration of the present invention;

FIG. 3 is a schematic top view of the present invention;

in the drawings, the reference numbers: 1. a test platform; 2. a mounting seat; 3. a first rotational support; 4. a rotating shaft; 5. impacting a balancing weight; 6. a lever frame; 7. a second rotating support; 8. a spool; 9. a drive motor; 10. a wire rope; 11. a support frame; 12. a limiting hydraulic cylinder; 13. a mounting frame; 14. a first limiting through hole; 15. a second limiting through hole; 16. a material pushing hydraulic cylinder; 17. a slide rail; 18. a limit stop block; 19. a spare impact balancing weight; 20. a safety isolation fence; 21. a human ladder; 22. a rubber cushion pad; 23. a hook; 24. a lifting ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the invention relates to an automobile bumper and housing anti-impact test device based on automobile safety, comprising a test platform 1, a mounting seat 2, two sets of first rotating supports 3, a rotating shaft 4, an impact balancing weight 5, a lever frame 6, two sets of second rotating supports 7, a winding shaft 8, a driving motor 9, a steel wire rope 10, a supporting frame 11 and a limit hydraulic cylinder 12, wherein the mounting seat 2 is arranged in the middle of the top end of the test platform 1, the two sets of first rotating supports 3 are fixedly arranged at the front part and the rear part of the top end of the test platform 1, the rotating shaft 4 is rotatably arranged between the two sets of first rotating supports 3, the lever frame 6 is hinged on the rotating shaft 4, the impact balancing weight 5 is hinged at the bottom of the lever frame 6, the mounting seat 2 is positioned at the left part of the impact balancing weight 5, the two sets of second rotating supports 7 are, the winding shaft 8 is rotatably arranged between the two groups of second rotating supports 7, the driving motor 9 is fixedly arranged at the left part of the top end of the test platform 1, the output end of the driving motor 9 is in transmission connection with the winding shaft 8, one end of the steel wire rope 10 is connected with the winding shaft 8, the other end of the steel wire rope 10 is connected with the top end of the lever frame 6, the bottom end of the support frame 11 is fixedly connected with the left part of the top end of the test platform 1, the mounting frame 13 is fixedly arranged at the upper part of the front end of the support frame 11, the limiting hydraulic cylinder 12 is fixedly arranged at the top end of the mounting frame 13, the support frame 11 is provided with a first limiting through hole 14, the lever frame 6 is provided with a second limiting through hole 15, and the output end of the limiting hydraulic cylinder 12 can penetrate through the first limiting; the automobile bumper and the shell are arranged at the right part of the mounting seat 2, the driving motor 9 is started, the driving motor 9 drives the winding shaft 8 to rotate, the steel wire rope 10 is wound on the winding shaft 8, the steel wire rope 10 is shortened, the top end of the lever frame 6 is pulled to move around the rotating shaft 4, when the lever frame 6 is in a horizontal state, the driving motor 9 stops running, the limiting hydraulic cylinder 12 is started at the moment, the output end of the limiting hydraulic cylinder 12 penetrates through the first limiting through hole 14 and the second limiting through hole 15 from the front end of the supporting frame 11 and penetrates out from the rear end of the supporting frame 11, the lever frame 6 and the supporting frame 11 are connected into a whole, the impact balancing weight 5 is positioned at a certain height, the steel wire rope 10 is disconnected with the lever frame 6, the limiting hydraulic cylinder 12 is started again, the limiting hydraulic cylinder 12 is separated from the first limiting through hole 14 and the second limiting through hole 15, the impact balancing weight 5 falls around the rotating shaft 4, accomplish car bumper and shell impact test, the accessible is changed the striking balancing weight 5 of different weight and is simulated the impact simulation of different impact to car bumper and shell, and is more safe and reliable, saves experimental cost.

The automobile bumper and shell anti-impact test device based on automobile safety further comprises two groups of material pushing hydraulic cylinders 16, the left ends of the two groups of material pushing hydraulic cylinders 16 are fixedly connected with the bottom of the right end of the support frame 11, the bottom ends of the two groups of material pushing hydraulic cylinders 16 are fixedly connected with the top end of the test platform 1, and the output ends of the two groups of material pushing hydraulic cylinders 16 are fixedly connected with the left end of the mounting seat 2; the automobile bumper and the shell are arranged on the mounting seat 2, the mounting seat 2 can move rightwards by starting the two groups of material pushing hydraulic cylinders 16, the automobile bumper and the shell move to the position right below the rotating shaft 4, an operator carries out the operation of mounting and dismounting the automobile bumper and the shell at the position far away from the impact balancing weight 5, the mechanical injury can be reduced, and the automobile bumper and the shell are safer and more reliable; two groups of slide rails 17 are arranged on the test platform 1, the mounting seat 2 can be arranged on the two groups of slide rails 17 in a left-right sliding manner, and limit stops 18 are arranged at the right ends of the two groups of slide rails 17; through the arrangement of the two groups of slide rails 17 and the limit stops 18, the mounting base 2 can be more stable when moving left and right, and the limit stops 18 can limit the position of the mounting base 2, so that the automobile bumper and the shell are just positioned at the falling impact position of the impact balancing weight 5; a placing table is arranged at the right part of the top end of the test platform 1, and a spare impact balancing weight 19 is placed on the placing table; through the arrangement of the spare impact balancing weight 19, the whole weight of the test platform 1 can be increased, and the test platform 1 is more stable; a safety isolation fence 20 is arranged on the test platform 1; through the arrangement of the safety isolation fence 20, equipment and personnel can be effectively isolated during testing, mechanical injury is reduced, and the safety isolation fence is safer; a man ladder 21 is arranged in the middle of the front end of the test platform 1; the arrangement of the man ladder 21 is convenient for operators to get on and off the test platform 1; a rubber buffer 22 is arranged on the support frame 11; the rubber buffer pad 22 can buffer the impact force between the lever frame 6 and the support frame 11, and reduce the noise generated during collision; a lifting hook 23 is arranged on the steel wire rope 10, a lifting ring 24 is arranged at the top end of the lever frame 6, and the steel wire rope 10 and the top end of the lever frame 6 are connected with the lifting ring 24 through the lifting hook 23; through the arrangement of the hanging ring 24 and the lifting hook 23, the steel wire rope 10 and the lever frame 6 can be more conveniently disassembled and assembled.

When the automobile bumper and the shell are installed at the right part of the installation seat 2, the driving motor 9 is started, the driving motor 9 drives the winding shaft 8 to rotate, the steel wire rope 10 is wound on the winding shaft 8, the steel wire rope 10 is shortened, the top end of the lever frame 6 is pulled to move around the rotating shaft 4, when the lever frame 6 is in a horizontal state, the driving motor 9 stops running, the limiting hydraulic cylinder 12 is started at the moment, the output end of the limiting hydraulic cylinder 12 penetrates through the first limiting through hole 14 and the second limiting through hole 15 from the front end of the supporting frame 11 and penetrates out from the rear end of the supporting frame 11, the lever frame 6 and the supporting frame 11 are connected into a whole, the impact balancing weight 5 is located at a certain height, the steel wire rope 10 is disconnected from the lever frame 6, the limiting hydraulic cylinder 12 is started again, the limiting hydraulic cylinder 12 is separated from the first limiting through hole 14 and the second limiting through hole 15, under the action of gravity, the impact balancing weight 5 falls around the, the impact test of the automobile bumper and the shell is completed, and the impact simulation of different impact forces on the automobile bumper and the shell can be simulated by replacing impact balancing weights 5 with different weights, so that the automobile bumper and the shell are safer and more reliable, and the test cost is saved; the automobile bumper and the shell are arranged on the mounting seat 2, the mounting seat 2 can move rightwards by starting the two groups of material pushing hydraulic cylinders 16, the automobile bumper and the shell move to the position right below the rotating shaft 4, an operator carries out the operation of mounting and dismounting the automobile bumper and the shell at the position far away from the impact balancing weight 5, the mechanical injury can be reduced, and the automobile bumper and the shell are safer and more reliable; through the arrangement of the two groups of slide rails 17 and the limit stops 18, the mounting base 2 can be more stable when moving left and right, and the limit stops 18 can limit the position of the mounting base 2, so that the automobile bumper and the shell are just positioned at the falling impact position of the impact balancing weight 5; through the arrangement of the spare impact balancing weight 19, the whole weight of the test platform 1 can be increased, and the test platform 1 is more stable; through the arrangement of the safety isolation fence 20, equipment and personnel can be effectively isolated during testing, mechanical injury is reduced, and the safety isolation fence is safer; the arrangement of the man ladder 21 is convenient for operators to get on and off the test platform 1; the rubber buffer pad 22 can buffer the impact force between the lever frame 6 and the support frame 11, and reduce the noise generated during collision; through the arrangement of the hanging ring 24 and the lifting hook 23, the steel wire rope 10 and the lever frame 6 can be more conveniently disassembled and assembled.

The invention relates to an automobile bumper and shell anti-impact test device based on automobile safety.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automobile bumper and shell impact-resistant test device based on automobile safety is characterized by comprising a test platform (1), a mounting seat (2), two groups of first rotating supports (3), a rotating shaft (4), an impact balancing weight (5), a lever frame (6), two groups of second rotating supports (7), a winding shaft (8), a driving motor (9), a steel wire rope (10), a support frame (11) and a limiting hydraulic cylinder (12), wherein the mounting seat (2) is arranged in the middle of the top end of the test platform (1), the two groups of first rotating supports (3) are fixedly arranged at the front part and the rear part of the top end of the test platform (1), the rotating shaft (4) is rotatably arranged between the two groups of first rotating supports (3), the lever frame (6) is hinged on the rotating shaft (4), the impact balancing weight (5) is hinged at the bottom of the lever frame (6), the mounting seat (2) is located at the left part of the impact balancing weight (5), the two groups of second rotating supports (7) are fixedly arranged at the left part of the top end of the test platform (1), the winding shaft (8) is rotatably arranged between the two groups of second rotating supports (7), the driving motor (9) is fixedly arranged at the left part of the top end of the test platform (1), the output end of the driving motor (9) is in transmission connection with the winding shaft (8), one end of the steel wire rope (10) is connected with the winding shaft (8), the other end of the steel wire rope (10) is connected with the top end of the lever frame (6), the bottom end of the support frame (11) is fixedly connected with the left part of the top end of the test platform (1), the upper part of the front end of the support frame (11) is fixedly provided with a 13, the limiting hydraulic cylinder (12) is fixedly arranged at the top end of the mounting frame (13), the hydraulic support is characterized in that a first limiting through hole (14) is formed in the support frame (11), a second limiting through hole (15) is formed in the lever frame (6), and the output end of the limiting hydraulic cylinder (12) can penetrate through the first limiting through hole (14) from the front end of the support frame (11) and the second limiting through hole (15) from the rear end of the support frame (11).

2. The automobile bumper and shell impact-resistant test device based on automobile safety is characterized by further comprising two groups of material pushing hydraulic cylinders (16), the left ends of the two groups of material pushing hydraulic cylinders (16) are fixedly connected with the bottom of the right end of the support frame (11), the bottom ends of the two groups of material pushing hydraulic cylinders (16) are fixedly connected with the top end of the test platform (1), and the output ends of the two groups of material pushing hydraulic cylinders (16) are fixedly connected with the left end of the mounting seat (2).

3. The automobile safety-based impact-proof test device for the bumpers and the shells of the automobiles as claimed in claim 2, wherein two sets of slide rails (17) are arranged on the test platform (1), the mounting base (2) can be slidably arranged on the two sets of slide rails (17) from left to right, and the right ends of the two sets of slide rails (17) are provided with limit stops (18).

4. The automobile safety-based automobile bumper and shell impact-proof test device is characterized in that a placing table is arranged at the right part of the top end of the test platform (1), and a spare impact balancing weight (19) is placed on the placing table.

5. The automobile safety-based impact-proof test device for the bumpers and the shells of the automobiles as claimed in claim 4, wherein the test platform (1) is provided with a safety isolation fence (20).

6. The automobile safety-based impact-proof test device for the bumpers and the shells of the automobiles as claimed in claim 5, wherein a man-lift (21) is arranged in the middle of the front end of the test platform (1).

7. The automobile safety-based automobile bumper and shell impact-proof test device as claimed in claim 6, wherein the supporting frame (11) is provided with a rubber cushion (22).

8. The automobile safety-based impact test device for bumpers and shells as claimed in claim 7, wherein said steel cable (10) is provided with a hook (23), said lever frame (6) is provided with a hanging ring (24) at its top end, said steel cable (10) and said lever frame (6) are connected to said hanging ring (24) through said hook (23).