CN108572063A - A kind of lens of car light solar light focusing point detection device and its application method - Google Patents
A kind of lens of car light solar light focusing point detection device and its application method Download PDFInfo
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- CN108572063A CN108572063A CN201710905142.6A CN201710905142A CN108572063A CN 108572063 A CN108572063 A CN 108572063A CN 201710905142 A CN201710905142 A CN 201710905142A CN 108572063 A CN108572063 A CN 108572063A
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000001105 regulatory effect Effects 0.000 claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 241001424688 Enceliopsis Species 0.000 claims description 30
- 239000000523 sample Substances 0.000 claims description 14
- 230000003028 elevating effect Effects 0.000 claims description 12
- 239000000725 suspension Substances 0.000 claims description 9
- 238000002474 experimental method Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 4
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- 238000002347 injection Methods 0.000 claims 1
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- 239000000463 material Substances 0.000 abstract description 16
- 241001465382 Physalis alkekengi Species 0.000 abstract description 9
- 238000004458 analytical method Methods 0.000 abstract description 6
- 238000001931 thermography Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004381 surface treatment Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 238000012019 product validation Methods 0.000 description 3
- 238000002679 ablation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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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
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
- G01M11/06—Testing the alignment of vehicle headlight devices
Abstract
The invention belongs to car light detection technique fields, more particularly to a kind of lens of car light solar light focusing point detection device and its application method, device includes pedestal, horizontal rotating table is rotatably connected on pedestal, horizontal rotating table is equipped with lens adjusting mechanism and exemplar regulating mechanism, lens adjusting mechanism includes first support and the first precision rotation platform, and first support is fixed on horizontal rotating table, and clamper is equipped on the rotation section of the first precision rotation platform；Exemplar regulating mechanism includes lifting platform and the second precision rotation platform, and the pedestal of the second precision rotation platform is fixed on lifting platform, and fixed plate is fixed on the rotation section of the second precision rotation platform.The beneficial effects of the invention are as follows：The position of reflection and refractive focus can be calculated, measuring and calculating is accurate, and the safe distance that can prevent lens from burning lamps and lanterns material is obtained convenient for analysis；Thermal imaging system can obtain accurate and unique temperature value after testing reflector focus and refractive focus.
Description
Technical field
The invention belongs to car light detection technique fields, and in particular to a kind of lens of car light solar light focusing point detection device and
Its application method.
Background technology
With making rapid progress for automobile lamp technology, compared to conventional lamp, the light shape of lens is most standard, is had bright
Aobvious "cut-off"line, and brightness uniformity, penetration power are strong, light scatters and disappears the advantages that small, lens module is by more and more vehicles
It uses.However, during lamps and lanterns use, sending out lamps and lanterns existing there is the phenomenon that lens perimeter component ablation, it has been investigated that,
When automobile is parked in certain angles, sunlight forms a coke after lens reflect and reflect on component or around component
Spot leads to temperature Centralized, ablation component, to cause immeasurable loss to depot and car light manufacturer.
Chinese invention patent " a kind of lens of car light solar light focusing analytical equipment and its application method " (application publication number：
105842145 A of CN), a kind of test method of sun optical focus is disclosed, is adjusted by incidence regulating mechanism and lifting platform saturating
Mirror angle and the distance between test specimen and lens, to capture solar light focusing spot to be analyzed.But work as the sun
When incidence angle is certain angle, light can form two focuses in lens front and back position simultaneously after reflection from lens reflects,
And the technical solution of the patent is simply possible to use in the position of measuring and calculating reflection focal spot；Meanwhile the focal spot that this method exemplar captures is ellipse
Circle can not find real focus, therefore cannot obtain the safe distance for preventing lens from burning lamps and lanterns material；In addition, heat at
Different temperature corresponding to being measured when testing different size of focal spot as instrument, is unfavorable for the material and process of surface treatment of exemplar
Selection finally influenced by weather, when sunray is insufficient or does not have light, which can not carry out analysis of experiments.Cause
This, above-mentioned test method well can not effectively analyze lens solar light focusing point.
Invention content
The position for being only capable of measuring and calculating reflection focal spot the purpose of the present invention is overcoming the prior art to exist；The focal spot that can only be captured
For ellipse, real focus can not be found；The defect of safe distance for preventing lens from burning lamps and lanterns material cannot be obtained, is provided
A kind of position for calculating reflection and refractive focus, measuring and calculating is accurate, and being obtained convenient for analysis can prevent lens from burning lamps and lanterns material
The lens of car light solar light focusing point detection device and its application method of safe distance.
The technical solution adopted by the present invention to solve the technical problems is：A kind of lens of car light solar light focusing point detection dress
It sets comprising pedestal is rotatably connected to horizontal rotating table on pedestal, and horizontal rotating table is equipped with lens adjusting mechanism and exemplar tune
Mechanism is saved, lens adjusting mechanism includes first support and the first precision rotation platform, and first support is fixed on the water of horizontal rotating table
In flat surface, the pedestal of the first precision rotation platform is fixed on first support side, is installed on the rotation section of the first precision rotation platform
It is useful for the clamper of clamping lens, the rotary motion traces of lens is a spherical surface, and the water of rotary centerline and horizontal rotating table
Flat surface is parallel；Exemplar regulating mechanism includes lifting platform and the second precision rotation platform, and the lifting direction of lifting platform is perpendicular to level
On turntable, the pedestal of the second precision rotation platform is fixed on lifting platform, is fixed on the rotation section of the second precision rotation platform useful
In the rotary motion trace of the fixed plate of fixed exemplar, exemplar be a cylindrical surface, in the rotation of the rotary centerline and lens of exemplar
Heart line is arranged in parallel, and the central point of exemplar and the central point of lens are in the same plane.
First, the lens of car light solar light focusing point detection device of the present invention is placed in outdoor, mounted lens and exemplar, thoroughly
Mirror is vertically arranged, and the plate face of exemplar is horizontally disposed；Then, the angle α for measuring sunray and horizontal plane, at this time can be according to measurement
Instrument measures；Then in the case where the angle of sunray and horizontal plane is α, the position of reflector focus and refractive focus is measured
It sets.
When measuring the position of reflector focus, exemplar height is adjusted by adjusting lifting platform first, finds sunlight process
The smallest focal spot that reflection from lens is formed after focusing on exemplar；If at this point, the focal spot is ellipse, exemplar regulating mechanism is adjusted
Second precision rotation platform so that focal spot becomes round；Again by finely tuning lifting platform, it is burnt that a reflection is finally obtained on exemplar
Point, measures the rotary centerline height h1 of lens, the rotary centerline height h2 of exemplar, exemplar rotation angle θ 1, lens and
The horizontal distance of the rotary centerline of exemplar is h3, and the center of rotation linear distance of reflector focus to exemplar is h4, then lens centre
Point is to the distance of the reflector focus on the exemplar in front of lens：
When then measuring the position of refractive focus, lens are instead mounted on clamper, horizontal rotating table is rotated 180 °, is led to
Lifting platform is overregulated to adjust exemplar height, and it is burnt to find the minimum that sunlight is formed after lens Refractive focusing on exemplar
Spot；If at this point, the focal spot is ellipse, the second precision rotation platform of exemplar regulating mechanism is adjusted so that focal spot becomes round；Again
By finely tuning lifting platform, a refractive focus is finally obtained on exemplar, measures the rotary centerline height h5 of lens, exemplar
Rotary centerline height h6, exemplar rotation angle θ 2, the horizontal distance of the rotary centerline of lens and exemplar is h7, and refraction is burnt
Point is h8 to the center of rotation linear distance of exemplar, test out refractive focus on the exemplar at lens rear to lens centre point away from
From for：
As the angle α of sunray and horizontal plane changes, d1 and d2 can also occur to change accordingly.Therefore, of the invention
Lens of car light solar light focusing point detection device can measure under the angle α of different sunrays and horizontal plane, it is corresponding
Reflector focus and refractive focus position.
Wherein, corresponding scale is arranged in the rotary centerline both sides on face with exemplar of being penetrated of exemplar, to measure h4 or h8；
Angle square is arranged in the pedestal of second precision rotation platform, and θ 1 or θ 2 is measured to survey；H1 and h5 is an equal fixed value, can be advance
Measurement obtains；H3 and h7 is another equal fixed value, can also measure and obtain in advance；First support side can also be set vertically
It is equipped with ruler, to measure h2 and h6.
The lens of car light solar light focusing point detection device measuring and calculating reflector focus of the present invention and the position of refractive focus are very
Convenient, measuring and calculating is accurate, and in favor of Product Validation and quality inspection, the angle α of different sunrays and horizontal plane is obtained convenient for analysis
Under, it can prevent lens from burning the safe distance of lamps and lanterns material accordingly；And thermal imaging system tests reflector focus and refractive focus
After can obtain accurate and unique temperature value, in favor of the selection of the material and process of surface treatment of exemplar, avoid high temperature
Damage is generated to material；Therefore the lens of car light solar light focusing point detection device of the present invention can be accurately to lens sunlight
Focus point is effectively analyzed.
Specifically, second support is vertically and fixedly provided on the table top of lifting platform, the pedestal of the second precision rotation platform is fixed on
It on two holders, firmly installs, and has enough rotation spaces convenient for the rotation section of the second precision rotation platform.
Specifically, it is fixed with support arm on the rotation section of the second precision rotation platform, solar power is installed on support arm
Table is popped one's head in, and the signal of solar power table probe is connected to solar power table；By the first precision rotation platform, make solar energy work(
The normal direction of rate table probe is overlapped with sunray, measures highest sun power, different sun power and sunray with
The angle α of horizontal plane is conducive to technique at the material and table of subsequently selected exemplar.
Further, horizontal rotating table is equipped with circular bubble level meter, is evenly distributed with and is threaded in the outer rim of pedestal
Multiple bolt suspension columns for being used to support lens of car light solar light focusing point detection device.According to circular bubble level meter X, Y-direction
Instruction adjust the bolt suspension column mounted on base edge, so that pedestal is reached horizontality, easy to operate, adjustment is accurate.
Further, being horizontally disposed on the table top of horizontal rotating table has graduated scale, one end of graduated scale to be vertically fixed finger
The rotary centerline of needle, graduated scale and lens is vertical.Pointer height is H, adjusts the handle of horizontal rotating table, sunlight is made to pass through
The shade that pointer is formed is overlapped with the center line of graduated scale, and measuring pointer by graduated scale center line both sides scale projects ruler
The angle of 6 shadow length L, corresponding sunray and horizontal plane is α=arctan (H/L).When by adjusting lens tune
Section mechanism makes the normal direction that solar power table is popped one's head in be overlapped with sunray, at this time lens rotation angle β, then the sun enters
Firing angle γ=alpha+beta.
Further, it is vertically fixed elevating lever on pedestal, is added by rotary chuck on the external part of elevating lever flat
Row light pipe；The central point of the central axis of parallel light tube, the central point of lens and exemplar is respectively positioned on same plane.In rainy days
When gas, simulated solar irradiation is come by using parallel light tube, elevating lever and rotary chuck are adjusted, to make the illumination angle of parallel light tube
Degree and height meet experiment necessary requirement, therefore the present invention could be applicable to interior or when the cloudy day.
In addition, a kind of application method of lens of car light solar light focusing point detection device, operating procedure is as follows,
S10：According to the bubble position of circular bubble level meter, adjusting bolt suspension column makes horizontal rotating table reach horizontal
State；
S20：Horizontal rotating table is rotated using handle, under sunlight irradiation, the shade of pointer is allowed to fall in the flat of graduated scale
For row on the center line of length direction, pointer height is H, measures pointer and projects shadow length L on graduated scale, obtains this
When sunray and horizontal plane angle α=arctan (H/L)；
S30：Adjusting the first precision rotation platform so that the normal direction of solar power table probe is parallel with sunray,
Solar power table is measured when sunray angle with horizontal plane is α, sunlight peak power value at this time, first after test
Precision rotation platform resets, and makes to be in vertical state to clamper；
S40：Surface treated exemplar is chosen, exemplar is fixed in fixed plate, exemplar original state keeps horizontal；
S50：By lens clamping on clamper, the initial position of lens is perpendicular to horizontal plane；
S60：Exemplar height is adjusted by adjusting lifting platform, finds sunlight after reflection from lens focuses on exemplar
The smallest focal spot of formation；If at this point, the focal spot is ellipse, the second precision rotation platform of exemplar regulating mechanism is adjusted so that burnt
Spot becomes round；Again by finely tuning lifting platform, a reflector focus is finally obtained on exemplar, measures the center of rotation of lens
The rotary centerline of line height h1, the rotary centerline height h2 of exemplar, exemplar rotation angle θ 1, lens and exemplar it is horizontal away from
From for h3, the center of rotation linear distance of reflector focus to exemplar is h4, then anti-on the point to the exemplar in front of lens of lens centre
The distance for penetrating focus is：
S70：Lens are instead mounted on clamper, horizontal rotating table is rotated 180 °, sample is adjusted by adjusting lifting platform
Part height finds the smallest focal spot that sunlight is formed after lens Refractive focusing on exemplar；If at this point, the focal spot is ellipse
Shape adjusts the second precision rotation platform of exemplar regulating mechanism so that focal spot becomes round；Again by finely tuning lifting platform, finally exist
A refractive focus is obtained on exemplar, measures the rotary centerline height h5 of lens, the rotary centerline height h6 of exemplar, sample
The horizontal distance of the rotary centerline of part rotation angle θ 2, lens and exemplar is h7, the rotary centerline of refractive focus to exemplar
Distance is h8, and the distance for testing out refractive focus to lens centre point on the exemplar at lens rear is：
In conclusion the application method of the lens of car light solar light focusing point detection device of the present invention, easy to operate, measure
Precisely, very convenient.
Further, in rainy weather, simulated solar irradiation is come by using parallel light tube, adjusts elevating lever and rotating clamp
Head, so as to adjust the irradiant irradiating angle and height of parallel light tube, to meet experiment necessary requirement.
A kind of lens of car light solar light focusing point detection device of the present invention and its advantageous effect of application method are：
1. the position ten of lens of car light solar light focusing point detection device the measuring and calculating reflector focus and refractive focus of the present invention
It is convenient to divide, and measuring and calculating is accurate, and in favor of Product Validation and quality inspection, the angle of different sunrays and horizontal plane is obtained convenient for analysis
Under α, it can prevent lens from burning the safe distance of lamps and lanterns material accordingly；And thermal imaging system tests reflector focus and refractive focus
After can obtain accurate and unique temperature value, in favor of the selection of the material and process of surface treatment of exemplar, avoid high temperature
Damage is generated to material；Therefore the lens of car light solar light focusing point detection device of the present invention can be accurately to lens sunlight
Focus point is effectively analyzed.
2. the application method of the lens of car light solar light focusing point detection device of the present invention, easy to operate, measure precisely, ten
It is convenient to divide.
Description of the drawings
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a kind of schematic three dimensional views of lens of car light solar light focusing point detection device of the present invention；
Fig. 2 is the operation principle of the graduated scale and pointer of a kind of lens of car light solar light focusing point detection device of the present invention
Front view；
Fig. 3 is the operation principle of the graduated scale and pointer of a kind of lens of car light solar light focusing point detection device of the present invention
Vertical view；
Fig. 4 is the normal direction that the lens of car light solar light focusing point detection device of the present invention is popped one's head in solar power table
When being overlapped with sunray, the structural schematic diagram of highest sun power is measured；
Fig. 5 is first in the step S70 in the application method of the lens of car light solar light focusing point detection device of the present invention
The structural schematic diagram of beginning state；
Fig. 6 is the meter in the step S60 in the application method of the lens of car light solar light focusing point detection device of the present invention
Schematic diagram of the calculation lens centre point to the distance of the reflector focus in front of lens；
Fig. 7 is the meter in the step S70 in the application method of the lens of car light solar light focusing point detection device of the present invention
Schematic diagram of the calculation lens centre point to the distance of the refractive focus at lens rear.
Wherein:1. pedestal；2. horizontal rotating table；3. bolt suspension column；4. device handle；5. circular bubble level meter；6. quarter
Spend ruler；7. pointer；8. handle；9. lifting platform；10. second support；11. fixed plate；12. exemplar；13. the second precision rotation platform；
14. first support；15. the first precision rotation platform；16. elevating lever；17. parallel light tube；18. solar power table is popped one's head in；19.
Brace；20. lens；21. clamper；22. rotary chuck.
Specific implementation mode
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant to the invention.
Such as a kind of specific embodiment of lens of car light solar light focusing point detection device of Fig. 1-present invention shown in Fig. 7,
It includes pedestal 1, and horizontal rotating table 2 is rotatably connected on pedestal 1, and horizontal rotating table 2 is equipped with lens adjusting mechanism and sample
Part regulating mechanism, lens adjusting mechanism include first support 14 and the first precision rotation platform 15, and first support 14 is fixed on level
On the level table of turntable 2, the pedestal of the first precision rotation platform 15 is fixed on 14 side of first support, the first precision rotation platform
Clamper 21 for lens 20 to be clamped is installed, the rotary motion trace of lens 20 is a spherical surface, and is rotated on 15 rotation section
Center line is parallel with the level table of horizontal rotating table 2；Exemplar regulating mechanism includes lifting platform 9 and the second precision rotation platform 13,
On horizontal rotating table 2, the pedestal of the second precision rotation platform 13 is fixed on lifting platform 9 in the lifting direction of lifting platform 9, the
The fixed plate 11 for fixing exemplar 12 is fixed on the rotation section of two precision rotation platforms 13, the rotary motion trace of exemplar 12 is one
The rotary centerline on cylindrical surface, the rotary centerline and lens 20 of exemplar 12 is arranged in parallel, the central point and lens 20 of exemplar 12
Central point it is in the same plane.
First, the lens of car light solar light focusing point detection device of the present embodiment is placed in outdoor, mounted lens 20 and sample
Part 12, lens 20 are vertically arranged, and the plate face of exemplar 12 is horizontally disposed；Then, the angle α of sunray and horizontal plane is measured, this
When can be measured according to measuring instrument；Then in the case where the angle of sunray and horizontal plane is α, reflector focus and folding are measured
Penetrate the position of focus.
When measuring the position of reflector focus, 12 height of exemplar is adjusted by adjusting lifting platform 9 first, finds sunlight warp
Cross the smallest focal spot formed on exemplar 12 after the reflection of lens 20 focuses；If at this point, the focal spot is ellipse, adjusts exemplar and adjust
Second precision rotation platform 13 of mechanism so that focal spot becomes round；Again by finely tuning lifting platform 9, finally obtained on exemplar 12
One reflector focus, measures the rotary centerline height h1 of lens 20, the rotary centerline height h2 of exemplar 12, and exemplar 12 revolves
The horizontal distance of the rotary centerline of gyration θ 1, lens 20 and exemplar 12 is h3, center of rotation of the reflector focus to exemplar 12
Linear distance is h4, then the distance of the reflector focus on the exemplar 12 of 20 central point of lens to 20 front of lens is：
When then measuring the position of refractive focus, by lens 20 instead on clamper 21, horizontal rotating table 2 is rotated
180 °, the height of exemplar 12 is adjusted by adjusting lifting platform 9, finds sunlight after 20 Refractive focusing of lens on exemplar 12
The smallest focal spot of formation；If at this point, the focal spot is ellipse, the second precision rotation platform 13 of exemplar regulating mechanism is adjusted so that
Focal spot becomes round；Again by finely tuning lifting platform 9, a refractive focus is finally obtained on exemplar 12, measures lens 20
Rotary centerline height h5, the rotary centerline height h6 of exemplar 12,12 rotation angle θ 2 of exemplar, lens 20 and exemplar 12 turn
The horizontal distance of dynamic center line is h7, and the center of rotation linear distance of refractive focus to exemplar 12 is h8, tests out 20 rear of lens
Exemplar 12 on the distance of refractive focus to 20 central point of lens be：
As the angle α of sunray and horizontal plane changes, d1 and d2 can also occur to change accordingly.Therefore, this implementation
The lens of car light solar light focusing point detection device of example can measure under the angle α of different sunrays and horizontal plane, and institute is right
The position of the reflector focus and refractive focus answered.
Wherein, corresponding scale is arranged in the rotary centerline both sides on face with exemplar 12 of being penetrated of exemplar 12, to measure h4
Or h8；Angle square is arranged in the pedestal of second precision rotation platform 13, and θ 1 or θ 2 is measured to survey；H1 and h5 is an equal fixation
Value, can measure and obtain in advance；H3 and h7 is another equal fixed value, can also measure and obtain in advance；14 side of first support
It can also be vertically arranged with ruler, to measure h2 and h6.
The position ten of lens of car light solar light focusing point detection device the measuring and calculating reflector focus and refractive focus of the present embodiment
It is convenient to divide, and measuring and calculating is accurate, and in favor of Product Validation and quality inspection, the angle of different sunrays and horizontal plane is obtained convenient for analysis
Under α, it can prevent lens 20 from burning the safe distance of lamps and lanterns material accordingly；And thermal imaging system tests reflector focus and refraction is burnt
Accurate and unique temperature value can be obtained after point, in favor of the selection of the material and process of surface treatment of exemplar 12, is avoided
High temperature generates damage to material；Therefore the lens of car light solar light focusing point detection device of the present embodiment can be accurately to lens
20 solar light focusing points are effectively analyzed.
Specifically, second support 10 is vertically and fixedly provided on the table top of lifting platform 9, the pedestal of the second precision rotation platform 13 is fixed
It in second support 10, firmly installs, and has enough rotation spaces convenient for the rotation section of the second precision rotation platform 13.
Specifically, it is fixed with support arm 19 on the rotation section of the second precision rotation platform 13, the sun is installed on support arm 19
Energy power meter probe 18, the signal of solar power table probe 18 is connected to solar power table (not shown)；Pass through
One precision rotation platform 15 makes the normal direction of solar power table probe 18 be overlapped with sunray, measures highest sun power,
The angle α of different sun power and sunray and horizontal plane is conducive to technique at the material and table of subsequently selected exemplar 12.
Further, horizontal rotating table 2 is equipped with circular bubble level meter 5, is evenly distributed with and is threadedly coupled in the outer rim of pedestal 1
There are multiple bolt suspension columns 3 for being used to support lens of car light solar light focusing point detection device.According to circular bubble level meter 5X, Y
The instruction in direction adjusts the bolt suspension column 3 mounted on 1 edge of pedestal, and pedestal is made to reach horizontality, easy to operate, adjustment essence
Really.
Further, being horizontally disposed on the table top of horizontal rotating table 2 has graduated scale 6, one end of graduated scale 6 to be vertically fixed
Pointer 7, graduated scale 6 are vertical with the rotary centerline of lens 20.7 height of pointer is H, adjusts the handle 8 of horizontal rotating table 2, makes
Sunlight is overlapped by the shade that pointer 7 is formed with the center line of graduated scale 6, is measured by 6 center line both sides scale of graduated scale
Pointer 7 projects the shadow length L of ruler 6, and the angle of corresponding sunray and horizontal plane is α=arctan (H/L).When
By adjusting lens adjusting mechanism the normal direction of solar power table probe 18 is overlapped with sunray, at this time lens 20
Rotation angle β, then solar incident angle γ=alpha+beta.
Further, it is vertically fixed elevating lever 16 on pedestal 1, is added by rotary chuck 22 on the external part of elevating lever 16
Equipped with parallel light tube 17；The central point of the central axis of parallel light tube 17, the central point of lens 20 and exemplar 12 is respectively positioned on same
In plane.In rainy weather, simulated solar irradiation is come by using parallel light tube 17, adjusts elevating lever 16 and rotary chuck 22,
To make the irradiating angle and height of parallel light tube 17, meet experiment necessary requirement, therefore the present embodiment could be applicable to interior
Or when the cloudy day.
In addition, a kind of application method of lens of car light solar light focusing point detection device, operating procedure is as follows,
S10：According to the bubble position of circular bubble level meter 5, adjusting bolt suspension column 3 makes horizontal rotating table 2 reach horizontal
State；
S20：Horizontal rotating table 2 is rotated using handle 8, under sunlight irradiation, the shade of pointer 7 is allowed to fall in graduated scale 6
Be parallel on the center line of length direction, 7 height of pointer is H, measures pointer 7 and projects shadow length on graduated scale 6
L obtains angle α=arctan (H/L) of sunray and horizontal plane at this time；
S30：Adjust the first precision rotation platform 15 so that the normal direction of solar power table probe 18 and sunray are flat
Row, solar power table are measured when sunray angle with horizontal plane is α, sunlight peak power value at this time, after test
First precision rotation platform 15 resets, and makes to be in vertical state to clamper 21；
S40：Surface treated exemplar 12 is chosen, exemplar 12 is fixed in fixed plate 11,12 original state of exemplar is protected
Water holding is flat；
S50：By 20 clamping of lens on clamper 21, the initial position of lens 20 is perpendicular to horizontal plane；
S60：Adjust the height of exemplar 12 by adjusting lifting platform 9, find sunlight after the reflection of lens 20 focuses
The smallest focal spot formed on exemplar 12；If at this point, the focal spot is ellipse, the second precision rotation platform of exemplar regulating mechanism is adjusted
13 so that focal spot becomes round；Again by finely tuning lifting platform 9, a reflector focus is finally obtained on exemplar 12, is measured
The rotary centerline height h1 of mirror 20, the rotary centerline height h2 of exemplar 12,12 rotation angle θ 1 of exemplar, lens 20 and exemplar
The horizontal distance of 12 rotary centerline is h3, and the center of rotation linear distance of reflector focus to exemplar 12 is h4, then in lens 20
The distance of reflector focus on heart point to the exemplar 12 in the front of lens 20 is：
S70：By lens 20 instead on the clamper 21, horizontal rotating table 2 is rotated 180 °, by adjust lifting platform 9 come
12 height of exemplar is adjusted, the smallest focal spot that sunlight is formed after 20 Refractive focusing of lens on exemplar 12 is found；If at this point,
The focal spot is ellipse, adjusts the second precision rotation platform 13 of exemplar regulating mechanism so that focal spot becomes round；Pass through fine tuning again
Lifting platform 9 finally obtains a refractive focus on exemplar 12, measures the rotary centerline height h5 of lens 20, exemplar 12
Rotary centerline height h6,12 rotation angle θ 2 of exemplar, the horizontal distance of the rotary centerline of lens 20 and exemplar 12 is h7,
The center of rotation linear distance of refractive focus to exemplar 12 is h8, tests out the refractive focus on the exemplar 12 at 20 rear of lens to thoroughly
The distance of 20 central point of mirror is：
In conclusion the application method of the lens of car light solar light focusing point detection device of the present embodiment, easy to operate, survey
Amount is accurate, very convenient.
Further, in rainy weather, simulated solar irradiation is come by using parallel light tube 17, adjusts elevating lever 16 and rotation
Turn collet 22, so as to adjust the irradiant irradiating angle and height of parallel light tube 17, to meet experiment necessary requirement.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
The obvious changes or variations that the spirit of the present invention is extended out are still in the protection scope of this invention.
Claims (8)
1. a kind of lens of car light solar light focusing point detection device, including pedestal (1), water is rotatably connected on the pedestal (1)
Flat turntable (2), it is characterised in that：The horizontal rotating table (2) is equipped with lens adjusting mechanism and exemplar regulating mechanism, described
Lens adjusting mechanism includes first support (14) and the first precision rotation platform (15), and the first support (14) is fixed on horizontal rotation
On the level table of turntable (2), the pedestal of the first precision rotation platform (15) is fixed on first support (14) side, and described
Clamper (21) for lens (20) to be clamped is installed, the lens (20) turn on the rotation section of one precision rotation platform (15)
Dynamic rail mark is a spherical surface, and rotary centerline is parallel with the level table of horizontal rotating table (2)；The exemplar regulating mechanism packet
Include lifting platform (9) and the second precision rotation platform (13), the lifting direction of the lifting platform (9) on horizontal rotating table (2),
The pedestal of the second precision rotation platform (13) is fixed on lifting platform (9), the rotation section of the second precision rotation platform (13)
On be fixed with fixed plate (11) for fixing exemplar (12), the rotary motion trace of the exemplar (12) is a cylindrical surface, described
The rotary centerline of exemplar (12) and the rotary centerline of lens (20) are arranged in parallel, the central point and lens of the exemplar (12)
(20) central point is in the same plane.
2. a kind of lens of car light solar light focusing point detection device according to claim 1, it is characterised in that：The lifting
Second support (10) is vertically and fixedly provided on the table top of platform (9), the pedestal of the second precision rotation platform (13) is fixed on second
On frame (10).
3. a kind of lens of car light solar light focusing point detection device according to claim 1, it is characterised in that：Described second
It is fixed with support arm (19) on the rotation section of precision rotation platform (13), the spy of solar power table is installed on the support arm (19)
The signal of head (18), the solar power table probe (18) is connected to solar power table.
4. a kind of lens of car light solar light focusing point detection device according to claim 3, it is characterised in that：The level
Turntable (2) is equipped with circular bubble level meter (5), is evenly distributed in the outer rim of the pedestal (1) and is threaded with multiple be used for
Support the bolt suspension column (3) of the lens of car light solar light focusing point detection device.
5. a kind of lens of car light solar light focusing point detection device according to claim 4, it is characterised in that：The level
Being horizontally disposed on the table top of turntable (2) has graduated scale (6), one end of the graduated scale (6) to be vertically fixed pointer (7), institute
The rotary centerline for stating graduated scale (6) and lens (20) is vertical.
6. a kind of lens of car light solar light focusing point detection device according to claim 5, it is characterised in that：The pedestal
(1) it is vertically fixed elevating lever (16) on, is added by rotary chuck (22) on the external part of the elevating lever (16) parallel
Light pipe (17)；The central point of the central axis of the parallel light tube (17), the central point of lens (20) and exemplar (12) is respectively positioned on
On same plane.
7. a kind of application method of lens of car light solar light focusing point detection device according to claim 6, feature exist
In：Its operating procedure is as follows,
S10：According to the bubble position of circular bubble level meter (5), adjusting bolt suspension column (3) makes horizontal rotating table (2) reach water
Level state；
S20：The shade of pointer (7) is allowed to fall in graduated scale under sunlight irradiation using handle (8) rotation horizontal rotating table (2)
(6) be parallel on the center line of length direction, pointer (7) are highly H, measure pointer (7) and project on graduated scale (6)
Shadow length L obtains angle α=arctan (H/L) of sunray and horizontal plane at this time；
S30：Adjust the first precision rotation platform (15) so that the normal direction of solar power table probe (18) is flat with sunray
Row, solar power table are measured when sunray angle with horizontal plane is α, sunlight peak power value at this time, after test
First precision rotation platform (15) resets, and makes to be in vertical state to clamper (21)；
S40：Surface treated exemplar (12) is chosen, exemplar (12) is fixed in fixed plate (11), exemplar (12) initial shape
State keeps horizontal；
S50：By lens (20) clamping on clamper (21), the initial position of lens (20) is perpendicular to horizontal plane；
S60：Exemplar (12) height is adjusted by adjusting lifting platform (9), finds sunlight after lens (20) reflection focuses
The smallest focal spot formed on exemplar (12)；If at this point, the focal spot is ellipse, the second accurate rotation of exemplar regulating mechanism is adjusted
Turntable (13) so that focal spot becomes round；Again by finely tuning lifting platform (9), it is burnt that a reflection is finally obtained on exemplar (12)
Point measures the rotary centerline height h1 of lens (20), the rotary centerline height h2 of exemplar (12), exemplar (12) rotation angle
The horizontal distance of the rotary centerline of degree θ 1, lens (20) and exemplar (12) is h3, in the rotation of reflector focus to exemplar (12)
Heart linear distance is h4, then the distance of the reflector focus on the exemplar (12) in front of lens (20) central point to lens (20) is：
S70：Lens (20) are instead mounted on clamper (21), horizontal rotating table (2) are rotated 180 °, by adjusting lifting platform
(9) come adjust exemplar (12) height, find the minimum that sunlight is formed after lens (20) Refractive focusing on exemplar (12)
Focal spot；If at this point, the focal spot is ellipse, the second precision rotation platform (13) of exemplar regulating mechanism is adjusted so that focal spot becomes
It is round；Again by finely tuning lifting platform (9), a refractive focus is finally obtained on exemplar (12), measures turning for lens (20)
Dynamic centerline height h5, the rotary centerline height h6 of exemplar (12), exemplar (12) rotation angle θ 2, lens (20) and exemplar
(12) horizontal distance of rotary centerline is h7, and the center of rotation linear distance of refractive focus to exemplar (12) is h8, is tested out
The distance of refractive focus to lens (20) central point on the exemplar (12) at lens (20) rear is：
。
8. application method according to claim 7, it is characterised in that：In rainy weather, by using parallel light tube
(17) carry out simulated solar irradiation, elevating lever (16) and rotary chuck (22) are adjusted, so as to adjust the injection light of parallel light tube (17)
Irradiating angle and height, to meet experiment necessary requirement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710905142.6A CN108572063B (en) | 2017-09-29 | 2017-09-29 | Device for detecting sunlight focusing point of car lamp lens and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710905142.6A CN108572063B (en) | 2017-09-29 | 2017-09-29 | Device for detecting sunlight focusing point of car lamp lens and using method thereof |
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| CN108572063A true CN108572063A (en) | 2018-09-25 |
| CN108572063B CN108572063B (en) | 2023-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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