CN210923018U - Impact test device of automobile lamp - Google Patents
Impact test device of automobile lamp Download PDFInfo
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- CN210923018U CN210923018U CN201922008292.4U CN201922008292U CN210923018U CN 210923018 U CN210923018 U CN 210923018U CN 201922008292 U CN201922008292 U CN 201922008292U CN 210923018 U CN210923018 U CN 210923018U
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- 238000009863 impact test Methods 0.000 title claims abstract description 21
- 238000012360 testing method Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims 2
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000009661 fatigue test Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model relates to an impact test device of car light, including base, sample fixed station, shaking table and elastic component, the fixed brace table that is equipped with on the base, fixed first support frame, support column, power unit and the cam subassembly of being equipped with on the brace table, on the support column was arranged in to shaking table one end, the upper end of elastic component is supported and is leaned on in first support frame, and its lower extreme supports and lean on in the shaking table, the one end of sample fixed station is fixed in the shaking table, power unit can drive the cam subassembly and rotate, and this cam subassembly can support at the rotation in-process shaking table for this shaking table drives the sample fixed station and together upwards moves compression elastic component simultaneously. The utility model discloses utilize the cam subassembly to make the sample produce the impact force, can simulate the actual conditions of driving in-process more lifelikely for the test is more accurate and has the practicality.
Description
Technical Field
The utility model relates to an impact device, concretely relates to impact test device for car light.
Background
The car light is as an indispensable constitutional part of car, undertake the illumination, the warning, the effect of instruction, there is important effect to navigating mate's safety and operation, in the daily driving process, can produce continuous vibrations because jolting of road surface, these oscillating force can transmit and act on the headlight assembly, cause the oscillation damage to it, consequently the headlight assembly need shake fatigue test before dispatching from the factory equipment, the qualified product of test quality can be installed and used, this just needs to simulate the impact test to the car light, current impact test device structure is complicated and can't simulate actual shock condition betterly, and make the test result error great.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides an impact test device of car light simulates the impact force that the vehicle operation process produced the car light through elastic component, sample fixed station and the cam subassembly that is equipped with among this test device, tests the machinery and the electrical property of assaulting the back car light again to verify whether this car light is qualified product, this test device simple structure, and the test condition is more close true user state.
The utility model discloses a solve the technical scheme that its technical problem adopted and be:
the utility model provides an impact test device of car light, includes base, sample fixed station, vibrations platform and elastic component, the fixed brace table that is equipped with on the base, fixed first support frame, support column, power unit and the cam subassembly of being equipped with on the brace table, on the support column was arranged in to vibrations platform one end, the upper end of elastic component supports and leans on in first support frame, and its lower extreme supports and leans on in the vibrations platform, the one end of sample fixed station is fixed in the vibrations platform, power unit can drive cam subassembly and rotate, and this cam subassembly can support and hold at the rotation in-process the vibrations platform for this vibrations platform drives the sample fixed station and together upwards moves compression elastic component simultaneously.
Preferably, the sample fixing table is located above the vibration table, the support table is located below the vibration table, and the sample fixing table is fixed on the vibration table below the sample fixing table through a connecting plate.
Preferably, the first support frame comprises two upright columns fixed to the support table in parallel and a cross bar fixed to the upright columns, a fixing rod is fixedly arranged on the cross bar, the fixing rod penetrates through the vibration table and is connected to the support table, and the elastic piece is sleeved on the fixing rod.
Preferably, a second support frame is further fixedly arranged on the support table and used for fixing the dynamometer.
Preferably, the cam assembly is located right below the vibration table, the cam assembly comprises a cam shaft, a cam and a driven wheel, the cam shaft is mounted on the support table through a bearing seat, and the driven wheel and the cam are sleeved and fixed on the cam shaft.
Preferably, the cam has a protrusion height of 3.2 ± 0.25 mm.
Preferably, the power mechanism comprises a servo motor, a transmission and a driving wheel, and the driving wheel is connected with the driven wheel through a transmission belt.
Preferably, the device is also provided with a noise-proof test box and a control box which are independently arranged, the impact test device is arranged in the noise-proof test box, and the control box is used for controlling the operation of the power mechanism.
The utility model has the advantages that:
1) the utility model discloses in mainly including sample fixed station, servo motor, cam and elastic component, servo motor moves in the testing process, drive the cam and rotate, after cam drive sample fixed station moved certain distance upwards, the cam breaks away from the sample fixed station, and the sample fixed station produces downward impact force under the effect of elastic component, therefore because servo motor's operation in the testing process, produce the vibration to the sample, utilize cam subassembly to make the sample produce the impact force simultaneously, can better simulate the actual conditions in the driving process, make the test result more accurate and have the practicality;
2) the utility model discloses in come the testing speed who confirms device through adjusting servo motor's functioning speed, the height that the sample fixed station rose is highly confirmed through the protruding portion of selecting the cam, confirms the impact force that produces through the elasticity of the spring of selecting different specifications and adjusting the spring, therefore each parameter in the testing process can accurate control, and can adjust the requirement of different parameters in order to satisfy different tests.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of another view angle in the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a rear view of the present invention;
fig. 5 is a top view of the present invention;
fig. 6 is a schematic structural view of the middle noise-proof test box and the control box of the present invention;
in the figure: 10-a base, 11-a supporting table, 12-a first supporting frame, 13-a second supporting frame, 14-a supporting column, 15-a fixed rod, 20-a sample fixing table, 21-a connecting plate, 30-a vibrating table, 31-an elastic piece, 40-a servo motor, 50-a cam assembly, 51-a cam shaft, 52-a bearing seat, 53-a cam, 60-a noise-proof test box and 61-a control box.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Example (b): as shown in fig. 1 to 6, an impact test device for an automobile lamp comprises a base 10, a sample fixing table 20, a vibration table 30 and an elastic element 31, wherein a supporting table 11 is fixedly arranged on the base, a first supporting frame 12, a supporting column 14, a power mechanism and a cam assembly 50 are fixedly arranged on the supporting table 11, one end of the vibration table 30 is arranged on the supporting column 14, the upper end of the elastic element 31 abuts against the first supporting frame 12, the lower end of the elastic element abuts against the vibration table 30, one end of the sample fixing table 20 is fixed on the vibration table 30, the power mechanism can drive the cam assembly 50 to rotate, and the cam assembly can abut against the vibration table 30 in the rotating process, so that the vibration table 30 drives the sample fixing table 20 to move upwards together and compress the elastic element 31. Wherein the support platform 11 is horizontally arranged on the base 10, the support platform is sequentially provided with a power mechanism, a first support frame 12, a cam component 50, a support column 14 and a second support frame 13 from front to back, and a sample fixing platform 20 for fixing a test sample, a vibration platform 30 and the cam component 50 are sequentially arranged from top to bottom, initially, the cam component and the vibration platform are arranged with a certain distance or just contact, the power mechanism drives the cam component 50 to rotate, in the rotation process of the cam component, when the protruding part of the cam in the cam component rotates upwards, the protruding part of the cam contacts the vibration platform and pushes the vibration platform to move upwards for a certain distance, at the moment, the elastic component is compressed, then the protruding part of the cam is separated from the vibration platform, the vibration platform drives the sample fixing platform and the sample thereon to impact downwards under the action of the restoring force of the elastic component 31, and generates impact force on the sample, therefore, the sample is vibrated, and meanwhile, the cam component is utilized to enable the sample to generate impact force, so that the actual situation in the driving process can be simulated more vividly, and the test is more accurate and has practicability.
Sample fixed station 20 be located shaking table 30 top, brace table 11 is located shaking table 30's below, sample fixed station 20 is fixed in shaking table 30 of its below through connecting plate 21, and this connecting plate 21 upper end is connected in the lower surface of sample fixed station to arrange perpendicularly with the sample fixed station, connecting plate 21 and sample fixed station 20 are T style of calligraphy structure, and the lower extreme of this connecting plate is fixed in the upper surface of shaking table one end, and consequently the connecting plate is less with the contact surface of sample fixed station and shaking table, adopts this mode to fix the sample fixed station, simulates the impact force that produces better in the operation process.
The first support frame 12 comprises two columns fixed on the support table 11 in parallel and a cross bar fixed on the columns, a fixing rod 15 is fixedly arranged on the cross bar, the fixing rod penetrates through the vibration table and is connected to the support table 11, and an elastic piece 31 is sleeved on the fixing rod 15. In this embodiment, two parallel fixing rods 15 are provided, the elastic member 31 is divided into an upper section and a lower section, wherein the upper section is the elastic member 31 located between the cross rod and the vibration table, the upper end of the section of elastic member abuts against the cross rod, and the lower end of the section of elastic member abuts against the vibration table, when the vibration table moves upwards, the section of elastic member is compressed, once the cam is separated from the vibration table, the restoring force of the section of elastic member can enable the sample fixing table to bring the sample to generate an impact force of 290 ± 20N, so as to simulate the condition of up-and-down bumping when the vehicle runs and encounters an uneven road surface; lower section elastic component is for being located the elastic component between shaking table and the brace table, and this section elastic component upper end supports shaking table, and the lower extreme supports and leans on in brace table 11, when shaking table is in initial condition, gives shaking table holding power through elastic component and support column 14, and when shaking table upward movement, it leaves support column 14 and lower section elastic component, and the elastic component can adopt spring or other elastomers.
As shown in fig. 2, the cam assembly 50 is located right below the vibration table 30, the cam assembly 50 includes a cam shaft 51, a cam 53, and a driven wheel, the cam shaft 51 is mounted on the support table 11 through a bearing seat 52, the driven wheel and the cam 53 are sleeved and fixed on the cam shaft 51, the height of the cam 53 is 3.2 ± 0.25mm, the height of the cam protrusion is the maximum height of the cam minus the base circle diameter, and the cam enables the sample fixing table to generate a vertical displacement of about 3.2 mm. The power mechanism comprises a servo motor 40, a transmission and a driving wheel, the driving wheel is connected with a driven wheel through a transmission belt, the driving wheel rotates when the servo motor 40 rotates, the driving wheel drives the driven wheel to rotate, the driven wheel drives a cam shaft and a cam to rotate together, the cam 53 contacts with the vibration table when the protruding part of the cam is rotated upwards in the rotating process, the vibration table is pushed to ascend, the cam is separated from the vibration table when the protruding part is rotated downwards, and the cam can indirectly push the vibration table through a push rod.
The supporting table 11 is further fixedly provided with a second supporting frame 13, the second supporting frame 13 is used for fixing a dynamometer, the dynamometer grasps the impact force in real time and judges whether the impact force is within a preset range, and once the impact force is abnormal, the equipment is subjected to maintenance stopping and inspection. As shown in fig. 6, the utility model discloses still be equipped with noise control proof box 60 and the control box 61 of independent setting, this impact test device arranges noise control proof box 60 in to through the operation of control box 61 control power unit. Noise reduction is carried out to the noise control proof box to arrange the impact test device in this box, can effectively reduce the noise that produces in the testing process, and be equipped with solitary control box 61 to the device, can effectively reduce the influence of vibrations to parts such as controllers in the testing process, improve the stability of the whole operation of device, can set for test time, servo motor rotational speed isoparametric through the control box.
The utility model discloses an operation process:
s1: fixing a sample to be tested, namely the car lamp, on the sample fixing table 20, and selecting a proper clamp to fix according to the specification of the sample, so that the sample fixing table can fix car lamps with various specifications;
s2: setting the rotation speed of the servo motor to 750 revolutions per minute through the control box 61, so that the device reaches the test speed of 12.5Hz, and setting the impact time to 1 hour;
s3: starting a servo motor 40, driving the sample fixing table 20 to generate vertical displacement of about 3.2mm by the servo motor through a cam component, generating impact force of about 290N by the sample fixing table under the action of an elastic component, and stopping the operation of the equipment after continuously operating for 1 hour;
s4: and taking out the automobile lamp, and verifying the appearance, mechanical property, electrical property and the like of the automobile lamp so as to judge whether the product is a qualified product.
It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. The utility model provides an impact test device of car light which characterized in that: including base (10), sample fixed station (20), shaking table (30) and elastic component (31), fixed brace table (11) that is equipped with on the base, fixed first support frame (12), support column (14), power unit and cam subassembly (50) of being equipped with on brace table (11), shaking table (30) one end is arranged in on support column (14), the upper end of elastic component (31) is supported and is leaned on in first support frame (12), and its lower extreme supports and leans on in shaking table (30), the one end of sample fixed station (20) is fixed in shaking table (30), power unit can drive cam subassembly (50) and rotate, and this cam subassembly can support at the rotation in-process shaking table (30) for this shaking table (30) drive sample fixed station (20) together upward movement compress elastic component (31) simultaneously.
2. The impact test device of the vehicle lamp according to claim 1, characterized in that: the sample fixing table (20) is located above the vibration table (30), the support table (11) is located below the vibration table (30), and the sample fixing table (20) is fixed on the vibration table (30) below the sample fixing table through the connecting plate (21).
3. The impact test device of the vehicle lamp according to claim 1, characterized in that: first support frame (12) are including two parallel column that are fixed in brace table (11) and the horizontal pole that is fixed in the column, fixed dead lever (15) that are equipped with on the horizontal pole, this dead lever passes the shaking table is connected in brace table (11), elastic component (31) cover is equipped with on this dead lever (15).
4. The impact test device of the vehicle lamp according to claim 1, characterized in that: and a second support frame (13) is further fixedly arranged on the support table (11), and the second support frame (13) is used for fixing the dynamometer.
5. The impact test device of the vehicle lamp according to claim 1, characterized in that: the cam assembly (50) is located under the vibration table (30), the cam assembly (50) comprises a cam shaft (51), a cam (53) and a driven wheel, the cam shaft (51) is installed on the support table (11) through a bearing seat (52), and the driven wheel and the cam (53) are sleeved and fixed on the cam shaft (51).
6. The impact test device for the vehicle lamp according to claim 5, characterized in that: the height of the protruding part of the cam (53) is 3.2 +/-0.25 mm.
7. The impact test device for the vehicle lamp according to claim 5, characterized in that: the power mechanism comprises a servo motor (40), a transmission and a driving wheel, and the driving wheel is connected with the driven wheel through a transmission belt.
8. The impact test device of the vehicle lamp according to claim 1, characterized in that: and the impact test device is also provided with a noise prevention test box (60) and a control box (61) which are independently arranged, is arranged in the noise prevention test box (60), and controls the operation of the power mechanism through the control box (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922008292.4U CN210923018U (en) | 2019-11-20 | 2019-11-20 | Impact test device of automobile lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922008292.4U CN210923018U (en) | 2019-11-20 | 2019-11-20 | Impact test device of automobile lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210923018U true CN210923018U (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922008292.4U Expired - Fee Related CN210923018U (en) | 2019-11-20 | 2019-11-20 | Impact test device of automobile lamp |
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| Country | Link |
|---|---|
| CN (1) | CN210923018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878124A (en) * | 2022-07-08 | 2022-08-09 | 西南交通大学 | Vibration test system |
-
2019
- 2019-11-20 CN CN201922008292.4U patent/CN210923018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114878124A (en) * | 2022-07-08 | 2022-08-09 | 西南交通大学 | Vibration test system |
| CN114878124B (en) * | 2022-07-08 | 2022-10-14 | 西南交通大学 | Vibration test system |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20200703 |