CN220525268U

CN220525268U - Automobile side wall vibration test mechanism

Info

Publication number: CN220525268U
Application number: CN202322132869.9U
Authority: CN
Inventors: 杨勇; 梁伟
Original assignee: Zhongdi Intelligent Technology Chongqing Co ltd
Current assignee: Zhongdi Intelligent Technology Chongqing Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-02-23
Anticipated expiration: 2033-08-09

Abstract

The utility model relates to an automobile side wall vibration test mechanism which comprises a bottom plate, wherein two mounting sleeves are fixedly arranged at the top of the bottom plate, a plurality of buffer springs are fixedly arranged on the inner bottom wall of each mounting sleeve, a connecting plate is fixedly arranged at the top of each buffer spring, supporting plates extending to the outside of each mounting sleeve are fixedly arranged at the top of each connecting plate, a placing plate is fixedly arranged at the top of each supporting plate, a fixing table is fixedly arranged at the top of the bottom plate and between the two supporting plates, a motor is fixedly arranged at the right side of the top of the fixing table, a bearing seat is fixedly arranged at the left side of the top of the fixing table, a rotating rod fixed with the inner wall of each bearing seat is fixedly arranged at the output end of each motor, and a plurality of cams with different protruding directions are fixedly arranged on the surface of each rotating rod. This car side wall vibration test mechanism for vibration simulation effect is better, has improved the precision of test result.

Description

Automobile side wall vibration test mechanism

Technical Field

The utility model relates to the technical field of vibration tests, in particular to an automobile side wall vibration test mechanism.

Background

The automobile side wall is a skirt edge part formed by front and rear bars of the automobile, is a large-size baffle, and has the functions of reducing reverse airflow generated when the automobile runs, and increasing downward pressure of the automobile so that the automobile is more stable when running at a high speed.

Chinese patent CN216669198U discloses a vibration test device of front and back bumper, through diaphragm, first spring, riser, first fixed plate, connecting rod, second fixed plate, threaded rod's setting, can be firm fixed with the bumper, is convenient for carry out vibration test work to it.

The current vibration test device synchronously vibrates the whole side wall under the fixed state of the side wall so as to detect whether the side wall has the phenomena of cracking, breakage or falling off and the like at each part after the vibration fatigue test, but the vibration frequency is messy and different when the automobile bumps in the actual running process, and the vibration amplitude and the vibration frequency are gradually reduced under the elastic force of a spring during detection, so that errors are easily caused in the detection result, and the novel automobile vibration test device solves the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an automobile side wall vibration test mechanism which has the advantages of good detection effect and the like, and solves the problems that the current vibration test device synchronously vibrates the whole side wall in a state that the side wall is fixed so as to detect whether the side wall has the phenomena of cracking, breakage or falling off and the like at each part after vibration fatigue test, but the vibration frequency is messy and different when the automobile runs in the actual running process, and the vibration amplitude and the vibration frequency are gradually reduced under the action of the elasticity of a spring during detection, so that the error is easy to cause in the detection result.

In order to achieve the aim of good detection effect, the utility model provides the following technical scheme: the utility model provides an automobile side wall vibration test mechanism, includes the bottom plate, the top fixed mounting of bottom plate has two installation sleeves, two the equal fixed mounting of interior diapire of installation sleeve has a plurality of buffer spring, buffer spring's top fixed mounting has the connecting plate, two the equal fixed mounting in top of connecting plate has the backup pad that extends to the installation sleeve outside, two the top fixed mounting of backup pad has the board of placing, the top of bottom plate just is located fixed mounting between two backup pads has the fixed station, the right side fixed mounting at fixed station top has the motor, the left side fixed mounting at fixed station top has the bearing frame, the output fixed mounting of motor has the bull stick that is fixed mutually with the inner wall of bearing frame, the fixed surface mounting of bull stick has the equal cam of different in a plurality of protruding direction.

Further, the left side fixed mounting of fixed station top has the supporting shoe, motor fixed mounting is at the top of supporting shoe, the motor passes through supporting shoe fixed mounting at the top of fixed station.

Further, the top fixed mounting of placing the board has the protection casing, the equal screw thread in the left and right sides of protection casing installs the lead screw, two the opposite one side of lead screw is all rotated and is installed the limiting plate.

Further, the left side and the right side of the protective cover are fixedly provided with threaded covers, the screw rod is fixed with the inner wall of the threaded cover, and the screw rod is in threaded connection with the protective cover through the threaded cover.

Further, two the lead screw is all fixed mounting in one side that is on the back mutually has the runner, two the limiting plate is relative one side is all fixed mounting has the slipmat.

Further, two sliding grooves are formed in the top of the placement plate, and sliding blocks with one ends extending into the corresponding sliding grooves are fixedly arranged at the bottoms of the limiting plates.

Compared with the prior art, the utility model provides an automobile side wall vibration test mechanism, which has the following beneficial effects:

1. this car side wall vibration test mechanism drives the bull stick through the starter motor and rotates to move through the cam top and place the board, the elasticity of cooperation buffer spring makes and places the board and shake constantly, and the protruding direction of cam all is different, and then makes the vibration frequency and the range of car side wall all different, thereby makes vibrations simulation effect better, has improved the precision of test result.

2. This car side wall vibrations test mechanism drives the limiting plate through rotating the lead screw and removes, can carry out the centre gripping to car side wall through two limiting plates to guarantee its stability in the test process, further improved the practicality of device from this.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

fig. 3 is a schematic view of a cam according to the present utility model.

In the figure: 1. a bottom plate; 2. a mounting sleeve; 3. a buffer spring; 4. a connecting plate; 5. a support plate; 6. placing a plate; 7. a fixed table; 8. a motor; 9. a bearing seat; 10. a rotating rod; 11. a cam; 12. a support block; 13. a protective cover; 14. a screw rod; 15. a limiting plate; 16. an anti-slip pad; 17. a slide block; 18. a thread cover; 19. and a sliding groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2 and fig. 3, an automobile side wall vibration test mechanism comprises a bottom plate 1, two mounting sleeves 2 are fixedly mounted at the top of the bottom plate 1, a plurality of buffer springs 3 are fixedly mounted on the inner bottom walls of the two mounting sleeves 2, connecting plates 4 are fixedly mounted at the tops of the buffer springs 3, supporting plates 5 extending to the outside of the mounting sleeves 2 are fixedly mounted at the tops of the two connecting plates 4, a placing plate 6 is fixedly mounted at the tops of the two supporting plates 5, a fixing table 7 is fixedly mounted between the two supporting plates 5 and at the top of the bottom plate 1, a motor 8 is fixedly mounted on the right side of the top of the fixing table 7, a bearing seat 9 is fixedly mounted on the left side of the top of the fixing table 7, a rotating rod 10 fixed on the inner wall of the bearing seat 9 is fixedly mounted at the output end of the motor 8, and a plurality of cams 11 with different protruding directions are fixedly mounted on the surface of the rotating rod 10.

The starter motor 8 drives the bull stick 10 to rotate to move through cam 11 top and place board 6, the elasticity that cooperates buffer spring 3 makes and places board 6 can constantly vibrate, and the protruding direction of cam 11 is all different, and then makes the vibration frequency and the range of car side wall all different, thereby makes vibrations simulation effect better, has improved the precision of test result.

In this embodiment, a supporting block 12 is fixedly mounted on the left side of the top of the fixed table 7, a motor 8 is fixedly mounted on the top of the supporting block 12, and the motor 8 is fixedly mounted on the top of the fixed table 7 through the supporting block 12.

In this embodiment, the top of placing plate 6 is fixed mounting has protection casing 13, and screw 14 is all installed to the left and right sides of protection casing 13 screw thread, and limiting plate 15 is all installed in the rotation of the relative one side of two screw 14, and the left and right sides of protection casing 13 is all fixed mounting has screw cap 18, and screw 14 is fixed with the inner wall of screw cap 18 mutually, and screw 14 passes through screw cap 18 and protection casing 13 threaded connection.

The screw rod 14 is rotated to drive the limiting plates 15 to move, and the automobile side walls can be clamped through the two limiting plates 15, so that the stability of the automobile side walls in the test process is ensured.

In this embodiment, the rotating wheels are fixedly mounted on opposite sides of the two screw rods 14, and the anti-slip pads 16 are fixedly mounted on opposite sides of the two limiting plates 15.

Through the slipmat 16 that sets up for two limiting plates 15 are more firm when carrying out the centre gripping to the car side wall.

In this embodiment, two sliding grooves 19 are formed in the top of the placement plate 6, and sliding blocks 17 with one ends extending into the corresponding sliding grooves 19 are fixedly mounted at the bottoms of the two limiting plates 15.

Through the spout 19 and the slider 17 that set up for spacing limiting plate 15 makes it more stable when removing simultaneously.

When the automobile side wall placing device is used, the automobile side wall is placed on the placing plate 6, the rotating screw rod 14 drives the limiting plates 15 to move, the automobile side wall can be clamped through the two limiting plates 15, so that the stability of the automobile side wall in a test process is guaranteed, the motor 8 is restarted to drive the rotating rod 10 to rotate, the placing plate 6 is pushed by the cam 11, the placing plate 6 can vibrate continuously due to the fact that the elastic force of the buffer spring 3 is matched, the protruding directions of the cam 11 are different, vibration frequencies and amplitudes of the automobile side wall are different, the vibration simulation effect is better, and the accuracy of test results is improved.

The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. The utility model provides an automobile side wall vibration test mechanism, includes bottom plate (1), its characterized in that: the top fixed mounting of bottom plate (1) has two installation cover (2), two equal fixed mounting of interior bottom wall of installation cover (2) has a plurality of buffer spring (3), the top fixed mounting of buffer spring (3) has connecting plate (4), two equal fixed mounting in top of connecting plate (4) has support plate (5) that extend to installation cover (2) outside, two the top fixed mounting of support plate (5) has place board (6), the top of bottom plate (1) just is located fixed mounting between two support plates (5) has fixed station (7), the right side fixed mounting at fixed station (7) top has motor (8), the left side fixed mounting at fixed station (7) top has bearing frame (9), the output fixed mounting of motor (8) has bull stick (10) that are fixed with the inner wall of bearing frame (9), the fixed mounting of bull stick (10) has cam (11) that a plurality of protruding direction all are different.

2. The automobile side wall vibration testing mechanism according to claim 1, wherein: the left side fixed mounting at fixed station (7) top has supporting shoe (12), motor (8) fixed mounting is at the top of supporting shoe (12), motor (8) pass through supporting shoe (12) fixed mounting at the top of fixed station (7).

3. The automobile side wall vibration testing mechanism according to claim 1, wherein: the top of placing board (6) fixed mounting has protection casing (13), the left and right sides of protection casing (13) is all threaded and is installed lead screw (14), two the opposite one side of lead screw (14) is all rotated and is installed limiting plate (15).

4. A vehicle side wall vibration testing mechanism according to claim 3, wherein: screw thread covers (18) are fixedly arranged on the left side and the right side of the protective cover (13), the screw rod (14) is fixed with the inner wall of the screw thread cover (18), and the screw rod (14) is in threaded connection with the protective cover (13) through the screw thread cover (18).

5. A vehicle side wall vibration testing mechanism according to claim 3, wherein: the two screw rods (14) are fixedly arranged on one sides opposite to each other, the rotating wheels are fixedly arranged on one sides opposite to the limiting plates (15), and the anti-slip pads (16) are fixedly arranged on one sides opposite to the limiting plates.

6. A vehicle side wall vibration testing mechanism according to claim 3, wherein: two sliding grooves (19) are formed in the top of the placement plate (6), and sliding blocks (17) with one ends extending into the corresponding sliding grooves (19) are fixedly arranged at the bottoms of the limiting plates (15).