CN207318053U - A kind of lens of car light self-focusing detection device - Google Patents
A kind of lens of car light self-focusing detection device Download PDFInfo
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- CN207318053U CN207318053U CN201721102845.7U CN201721102845U CN207318053U CN 207318053 U CN207318053 U CN 207318053U CN 201721102845 U CN201721102845 U CN 201721102845U CN 207318053 U CN207318053 U CN 207318053U
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Abstract
The utility model belongs to the analysis and detection device technical field of the potential failure mode of automobile lamp projection module, to solve lamps and lanterns after lens angle is lowered, easily there is the technical problem of ablation phenomen in lens perimeter part, provide a kind of lens of car light self-focusing detection device, including base, lens fixture and test specimen fixator.It is card slot that base, which is equipped with for positioning lens fixture and test specimen fixator,；Lens fixture is made of fixing bracket, lifting positioning sliding block and horizontal location sliding block；Test specimen fixator is made of horizontal moving frame, lifting locating rack and precision corner displacement platform, it is possible to achieve the adjusting in the direction such as test specimen progress x directions are front and rear, above and below z directions and inclination angle, test specimen is fixed in the self-focusing area of observation coverage below lens.The utility model utilizes relative position and the region of movement and the tilt adjustment gain-of-function lens of car light self-focusing of test specimen fixator.
Description
Technical field
The utility model belongs to the analysis and detection device technical field of the potential failure mode of automobile lamp projection module, tool
Body is related to a kind of lens of car light self-focusing detection device.
Background technology
With the development of automobile lamp, projection module is applied in car headlamp as dipped beam, far more and more
The implementation of the functions such as light.One of important component as projection module --- lens, in order to adapt to different functions
And modeling requirement, it have devised the lens of different sizes and focal length.While optical requirement is met, one unexpected to ask
Topic is appeared on after market, feeds back lamps and lanterns after sale after lens angle is lowered, ablation phenomen easily occurs in lens perimeter part.Through
Analysis, the reason for this is that halogen bulb light source forms focal beam spot after the refraction and transmission of lens, in lens perimeter, causes
The high temperature of small area, so that the plastic part on lens of car light periphery melts or ablation.
Utility model content
For the utility model to solve lamps and lanterns after lens angle is lowered, easily there is the technology of ablation phenomen in lens perimeter part
A kind of problem, there is provided lens of car light self-focusing detection device.
The technical solution adopted in the utility model is as follows：
A kind of lens of car light self-focusing detection device, including base, the lens fixture for fixing lens of car light and use
In the test specimen fixator of fixed test specimen, the base is equipped with the horizontal card slot for being used for positioning lens fixture and is tried for positioning
Longitudinal card slot of part fixator, the horizontal card slot are set with longitudinal card slot right-angled intersection, and the lens fixture can be along Y-direction
Back-and-forth motion is arranged in horizontal card slot, and the lens of car light liftable is fixed on lens fixture, the test specimen fixator
In X direction may be used including horizontal moving frame, lifting locating rack and precision corner displacement platform for fixing test specimen, the horizontal moving frame
Movement is arranged in longitudinal card slot, and the lifting locating rack is arranged in horizontal moving frame, and can be along in horizontal moving frame Z-direction
Lower movement, the precision corner displacement platform are arranged on lifting locating rack, and can be moved left and right along lifting locating rack X-direction.
The lens fixture includes two fixing brackets being arranged in parallel and is arranged on fixing bracket and can be propped up along fixation
The lifting positioning sliding block and can be fixed along the horizontal location sliding block that fixing bracket moves horizontally, the lens of car light that frame moves up and down
Between lifting positioning sliding block and horizontal location sliding block.
The precision corner displacement platform is fixed on lifting locating rack by support plate.
The angular range of the precision corner displacement platform is ± 20 °.
Scale is equipped with the lifting locating rack in X direction.
In the horizontal moving frame scale is equipped with along Z-direction.
The beneficial effects of the utility model：
1. a kind of lens of car light self-focusing detection device provided by the utility model, can design early period in car light, avoid
Damage of the lens of car light self-focusing region to peripheral parts, reduces the complaint of car owner and the economic loss of car light manufacturer.
2. the lens of car light self-focusing detection device of the utility model, uses horizontal moving frame, lifting locating rack and precision
Angular displacement platform, can realize the relative position between accurate adjustment test specimen and lens of car light, detect autohemagglutination in front of various lens
The position of focus.
3. the lens of car light self-focusing detection device of the utility model, sample is adjusted using horizontal moving frame, lifting locating rack
Part height and horizontal distance, obtaining lens of car light self-focusing causes the focal spot model of test specimen ablation (i.e. more than test specimen resistance to extreme temperature)
Enclose.
4. the lens of car light self-focusing detection device of the utility model, can build closed cavity by additional translucent cover
Effect.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of precision corner displacement platform；
Fig. 3 uses schematic diagram for the utility model；
In figure：1- bases, 2- bases handle, 3- lens of car light, 4- fixing brackets, 5- liftings positioning sliding block, 6- are horizontal fixed
Position sliding block, 7- horizontal moving frames, 8- liftings locating rack, 9- support plates, 10- precision corners displacement platform, 11- test specimens, 12- positioning spiral shells
Bolt.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of lens of car light self-focusing detection device, including the base with horizontal card slot and longitudinal card slot
1, for fixing the lens fixture of lens of car light, and for fixing the test specimen fixator of test specimen 11.The base 1 is equipped with
For positioning the horizontal card slot of lens fixture and longitudinal card slot for positioning test specimen fixator, the horizontal card slot and longitudinal direction
Card slot right-angled intersection is set；The lens fixture includes two fixing brackets 4 being arranged in parallel and is arranged on fixing bracket 4
And the lifting positioning sliding block 5 that can be moved up and down along fixing bracket 4 and the horizontal location sliding block 6 that can be moved horizontally along fixing bracket 4,
Two fixing bracket 4 is fixed in 1 horizontal card slot of base so that the optical axis of lens of car light 3 is located at the longitudinal card slot axis of base 1
On line, two fixing bracket, one of fixing bracket 4 is equipped with two lifting positioning sliding blocks 5, another fixing bracket 4
A lifting positioning sliding block 5 and a horizontal location sliding block 6 are equipped with, the lifting positioning sliding block 5 passes through on fixing bracket 4
The position of adjustment lens of car light 3 is moved up and down, horizontal location sliding block 6 is saturating by moving horizontally fixed car light on fixing bracket 4
The position of mirror 3；The test specimen fixator includes horizontal moving frame 7, lifting locating rack 8 and the precision corner for fixing test specimen 11
Displacement platform 10；The horizontal moving frame 7 is fixed in the longitudinal card slot of base 1, for positioning the relative altitude of lens of car light 3；Institute
State lifting locating rack 8 to be fixed in horizontal moving frame 7, can be moved up and down along horizontal moving frame 7Z directions, and can be used for adjusting
Horizontal distance between precision corner displacement platform 10 and lens of car light 3；The precision corner displacement platform 10 is fixed on liter by support plate 9
Drop on locating rack 8, for adjusting test specimen 11 in the self-focusing area of observation coverage below lens of car light 3.For the ease of mobile base 1,
The base 1 is equipped with base handle 2.
The horizontal moving frame 7 be applied not only to support lifting locating rack 8, can also by with 3 frame bottom of lens of car light
Contact is equipped with along Z-direction in horizontal moving frame 7 so as to position the relative altitude of lens of car light 3 and base 1 and is used to read essence
The graduated scale of close 10 relative altitude of angular displacement platform.
The lifting locating rack 8 can not only move up and down in horizontal moving frame 7 along Z-direction, and can support
Precision corner displacement platform 10 moves horizontally in the x-direction, for adjusting the relative position of test specimen 11 and 3 self-focusing region of lens of car light.
Scale is equipped with X direction on the lifting locating rack 8.
As shown in Figure 1, 2, 3, the lifting locating rack 8 is equipped with precision corner displacement platform 10, its angular range is ± 20 °,
The precision corner displacement platform 10 is fixed on lifting locating rack 8 by support plate 9, and placement location makes it to rotate realization along y-axis
The tilt adjustment of test specimen, and for positioning the relative angle between test specimen 11 and lens of car light 3, so as to find self-focusing region
Relative position.
A kind of application method of lens of car light self-focusing detection device, for detect be located at lens of car light lower front portion from
Focal beam spot, its main operational steps are as follows：
S10：Test specimen for testing, the lens week are prepared according to the material of lens perimeter plastic part and its surface treatment
Plastic part common material in side has PC-HT and PBT, and process of surface treatment has dermatoglyph to aluminize, minute surface is aluminized and does not aluminize, and will process
Good test specimen is fixed on precision corner displacement platform, and test specimen original state keeps horizontal, sample thickness d=2mm；
S20：Lens of car light 3 to be tested is fixed on lens fixture so that lens carrier lower contact is horizontal to be moved
7 top of moving frame, the optical axis of lens of car light 3 is parallel to test specimen 11；
S30：Lens light source is lighted, the height of adjustment lifting locating rack, adjusts the horizontal level of precision corner displacement platform and incline
Angle, finds the smallest focal spot being incident upon after halogen bulb light source is focused on by lens of car light on test specimen, is measured with infrared radiation thermometer
The temperature of smallest focal spot is t, position of the mark focal spot on test specimen.Precision corner displacement platform inclination alpha=15 ° are read, read lifting
The height of locating rack is h1=100mm, and the horizontal distance of precision corner displacement platform center and horizontal moving frame is x1=35mm, then burnt
The relative coordinate of spot is (35+ (12.5-2) sin15,0,100+12+ (12.5-2) sin15tan15), i.e., (37.7,0,
112.7) data that charting can be directly read, are established；
S40：The position of precision corner displacement platform is adjusted before and after along x-axis, changes the relative distance of test specimen and lens of car light, reads
The relative coordinate of focal spot such as (x2+ (12.5-d) sin α, 0, h1+12+ (12.5-d) sin α tan α), is measured certainly with infrared radiation thermometer
Focusing causes the focal spot scope in the x directions of test specimen ablation (i.e. more than test specimen resistance to extreme temperature)；
S50：The height of adjustment lifting locating rack up and down, changes the relative altitude of test specimen and lens of car light, reads opposite sit
Such as (x1+ (12.5-d) sin α, 0, h2+12+ (12.5-d) sin α tan α), measure self-focusing with infrared radiation thermometer causes test specimen to mark
The focal spot scope in the z directions of ablation (i.e. more than test specimen resistance to extreme temperature)；
S60：Arranged in 3D model datas and test obtained multiple relative coordinate points, thus obtain lens of car light 3 certainly
Focusing causes the focal spot scope of test specimen ablation (i.e. more than test specimen resistance to extreme temperature), so that before requiring lens of car light in being designed in early period
Square component avoids this scope.
The utility model using test specimen fixator movement and tilt adjustment gain-of-function lens of car light self-focusing it is opposite
Position and region, can utilize during observation and analysis additional translucent cover to build the effect of closed cavity.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from the principle of the utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of lens of car light self-focusing detection device, including base (1), the lens fixture for fixing lens of car light (3)
With the test specimen fixator for fixing test specimen (11), it is characterised in that：The base (1), which is equipped with, to be used to position lens fixture
Horizontal card slot and longitudinal card slot for positioning test specimen fixator, the horizontal card slot set with longitudinal card slot right-angled intersection,
The lens fixture can be moved back and forth along Y-direction and is arranged in horizontal card slot, and lens of car light (3) liftable is fixed on
On mirror fixator, the test specimen fixator includes horizontal moving frame (7), lifting locating rack (8) and for fixing test specimen (11)
Precision corner displacement platform (10), the horizontal moving frame (7) are removably set in longitudinal card slot in X direction, the lifting positioning
Frame (8) is arranged in horizontal moving frame (7), and can be moved up and down along horizontal moving frame (7) Z-direction, the precision corner displacement platform
(10) it is arranged on lifting locating rack (8), and can be moved left and right along lifting locating rack (8) X-direction.
A kind of 2. lens of car light self-focusing detection device according to claim 1, it is characterised in that：The lens fixture
Including two fixing brackets (4) being arranged in parallel and it is arranged on the liter that can be moved up and down on fixing bracket (4) and along fixing bracket (4)
Drop positioning sliding block (5) and can be fixed on along the horizontal location sliding block (6) that fixing bracket (4) move horizontally, the lens of car light (3)
Lift between positioning sliding block (5) and horizontal location sliding block (6).
A kind of 3. lens of car light self-focusing detection device according to claim 1, it is characterised in that：The precision angular displacement
Platform (10) is fixed on lifting locating rack (8) by support plate (9).
A kind of 4. lens of car light self-focusing detection device according to claim 1, it is characterised in that：The precision angular displacement
The angular range of platform (10) is ± 20 °.
5. according to a kind of lens of car light self-focusing detection device of claim 1-4 any one of them, it is characterised in that：The liter
Scale is equipped with X direction on drop locating rack (8).
A kind of 6. lens of car light self-focusing detection device according to claim 5, it is characterised in that：The horizontal moving frame
(7) on scale is equipped with along Z-direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721102845.7U CN207318053U (en) | 2017-08-31 | 2017-08-31 | A kind of lens of car light self-focusing detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721102845.7U CN207318053U (en) | 2017-08-31 | 2017-08-31 | A kind of lens of car light self-focusing detection device |
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| Publication Number | Publication Date |
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| CN207318053U true CN207318053U (en) | 2018-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721102845.7U Active CN207318053U (en) | 2017-08-31 | 2017-08-31 | A kind of lens of car light self-focusing detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572059A (en) * | 2017-08-31 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of lens of car light self-focusing detection device and its application method |
| CN108776998A (en) * | 2018-05-07 | 2018-11-09 | 常州星宇车灯股份有限公司 | A kind of lens of car light solar light focusing analog analysing method |
-
2017
- 2017-08-31 CN CN201721102845.7U patent/CN207318053U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108572059A (en) * | 2017-08-31 | 2018-09-25 | 常州星宇车灯股份有限公司 | A kind of lens of car light self-focusing detection device and its application method |
| CN108776998A (en) * | 2018-05-07 | 2018-11-09 | 常州星宇车灯股份有限公司 | A kind of lens of car light solar light focusing analog analysing method |
| CN108776998B (en) * | 2018-05-07 | 2022-06-07 | 常州星宇车灯股份有限公司 | Sunlight focusing simulation analysis method for car lamp lens |
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