CN113551884B - Device for evaluating integrated lens Flare - Google Patents
Device for evaluating integrated lens Flare Download PDFInfo
- Publication number
- CN113551884B CN113551884B CN202110710181.7A CN202110710181A CN113551884B CN 113551884 B CN113551884 B CN 113551884B CN 202110710181 A CN202110710181 A CN 202110710181A CN 113551884 B CN113551884 B CN 113551884B
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- light source
- ratchet
- lens
- pull rope
- turntable
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- 238000001514 detection method Methods 0.000 claims abstract description 32
- 230000005540 biological transmission Effects 0.000 claims description 29
- 238000009434 installation Methods 0.000 claims description 10
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 2
- 230000003760 hair shine Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- G01M11/04—Optical benches therefor
-
- 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
- G01M11/0207—Details of measuring devices
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Abstract
The invention discloses a device for evaluating an integrated lens flash, which belongs to the field of mobile phone camera detection and comprises a test bench and a light source moving support, wherein a detection assembly is arranged on the test bench; through moving the camera lens on the light source track, make it shine the camera lens from different angles, because the light source track is convex to the centre of a circle is located detection subassembly department for when the light source removes, its distance to the camera lens is the same, thereby guarantees that the illumination intensity that shines from different angles is the same, thereby improves the accuracy nature of detection, has solved among the prior art that the camera lens detects and need set up a plurality of light sources, leads to the cost higher, and the not enough accurate problem of testing result.
Description
Technical Field
The invention relates to the field of mobile phone camera detection, in particular to a device for evaluating an integrated lens Flare.
Background
The camera module is mainly applied to electronic terminal products such as mobile phones, tablet personal computers, unmanned aerial vehicles, medical treatment and the like, and is now an indispensable living article for people.
In recent two years, because the water drop screen hole digging screen mobile phone is popular, the head size of the camera module is required to be smaller and smaller, so that the integrated lens module with small size is used in a large quantity. The integral lens is not threaded and needs to be fixed on the sensor and the component by glue, and AA equipment is needed to adjust the focusing distance and make up the relative Tilt between the lens and the sensor and then fix the lens and the component by glue.
For example, the publication number CN209387248U of a "fire test light source and device" disclosed in chinese patent literature, where the fire test light source includes a substrate and a plurality of point light sources disposed on one surface of the substrate, where the plurality of point light sources are uniformly distributed on the substrate in a lattice manner. The light source for the fire test can provide incident light with different incident angles for the camera to be tested at the same time, so that the fire test is performed on the camera to be tested, and the device is convenient and reliable, however, has the defects that the device detects through a plurality of light sources, the detection result is not accurate enough due to different light intensities of the different light sources irradiating the lens, and in addition, the cost of the light sources is high due to the fact that the light sources required by the test are required to have higher concentration, and the cost of the device can be greatly increased if the detection is performed through the plurality of light sources.
Disclosure of Invention
The invention aims to solve the problems of high cost and inaccurate detection result caused by the fact that a plurality of light sources are required to be arranged in the process of detecting the lens in the prior art, and provides the device for evaluating the integrated lens Flare.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention discloses a device for evaluating an integrated lens flash, which comprises a test bench and a light source moving support, wherein a detection assembly is arranged on the test bench, the light source moving support comprises a circular arc-shaped light source track, a detection light source is arranged on the light source track, and the circle center of the circular arc-shaped light source track is positioned at the detection assembly.
The lens is moved on the light source track, so that the lens can be irradiated from different angles, and the light source track is circular arc-shaped, and the circle center is positioned at the detection assembly, so that when the light source moves, the distance from the light source to the lens is the same, the same illumination intensity irradiated from different angles is ensured, and the detection accuracy is improved; in addition, the test board is provided with the detection component, so that the test board can be used for acquiring a fire test image.
Preferably, the device for evaluating the integrated lens flash further comprises a main driving motor and a lens rotary table for automatically conveying the lens to be detected, wherein the main driving motor controls the light source moving bracket and the lens rotary table to rotate, and an output gear is arranged on an output shaft of the main driving motor; the main driving motor drives the lens turntable to rotate, so that the automatic conveying of the lenses can be realized: after one lens is detected, the lens turntable rotates by a certain angle to convey the next lens to the position to be detected, and the main driving motor controls the light source moving support to rotate, so that the arc-shaped light source track can rotate by taking the vertical direction as an axis, the change range of the irradiation angle of the light source is increased, and the change of the irradiation angle is converted from plane change to space change.
Preferably, the device for evaluating the integrated lens scare comprises a first pull rope turntable positioned above a light source track and a pull rope rotating shaft arranged on the inner side of a light source moving bracket, wherein a second pull rope turntable is arranged on the pull rope rotating shaft, a moving seat is arranged on the light source track and is connected with the first pull rope turntable through a first pull rope, the moving seat is connected with the second pull rope turntable through a second pull rope, a bevel gear is further arranged on the pull rope rotating shaft, a tooth table is fixedly arranged on the test table, conical teeth meshed with the bevel gear in an adapting manner are arranged on the tooth table, and a turntable torsion spring is arranged on the rotating shaft of the first pull rope turntable; when the light source moving support is driven by the main driving motor to rotate, the bevel gear on the pull rope rotating shaft and the gear table rotate relatively, so that the pull rope rotating shaft rotates and drives the second pull rope rotating disc to rotate, and the second pull rope rotating disc winds up the second pull rope in the rotating process, so that the moving seat is pulled downwards; the movable seat moves downwards and pulls the first stay cord out of the first stay cord turntable, so that a torsion spring on the first stay cord turntable stores energy; when the main driving motor rotates reversely, the second pull rope turntable rotates reversely to release the second pull rope, and meanwhile, the first pull rope turntable rotates reversely under the action of the torsion spring to wind up the first pull rope, so that the movable seat is pulled upwards; through the structure, the movement of the movable seat and the rotation of the light source movable support form linkage, so that the light source has a spiral movement track, and the lens can be better detected from different angles.
Preferably, the lens turntable is driven to rotate through a vertical lens rotating shaft, the main driving motor is connected with the lens rotating shaft through a transmission assembly, the transmission assembly comprises a transmission shaft, the transmission shaft is connected with the output gear through a transmission gear, and the transmission shaft is connected with the lens rotating shaft through a ratchet structure; the ratchet structure can enable the main drive motor to drive the transmission shaft to rotate only when rotating in the forward direction, so that in the detection process, when the light source moving support rotates, the lens turntable cannot rotate along with the rotation, and only when the light source moving support resets, the lens turntable can rotate to convey the next lens.
Preferably, the ratchet structure comprises a first ratchet wheel arranged on the transmission shaft and a second ratchet wheel arranged on the lens rotating shaft, a deflector rod mounting seat is arranged between the first ratchet wheel and the second ratchet wheel, a ratchet wheel deflector rod is arranged in the deflector rod mounting seat, the ratchet wheel deflector rod penetrates through the deflector rod mounting seat, two ends of the ratchet wheel deflector rod respectively prop against ratchet wheel teeth of the first ratchet wheel and ratchet wheel teeth of the second ratchet wheel, a first spring for pushing the ratchet wheel deflector rod to the first ratchet wheel is arranged in the deflector rod mounting seat, the deflector rod mounting seat comprises a shell and a core which are concentrically arranged, and a core torsion spring is arranged between the shell and the core; the ratchet structure can drive the second ratchet to rotate when the first ratchet rotates positively, and the second ratchet keeps still when the first ratchet rotates reversely.
Preferably, the inner side of the lower part of the light source moving support is provided with transmission teeth which are in fit engagement with the output gear, and the transmission from the main driving motor to the light source moving support can be realized through the transmission teeth.
Preferably, the upper side of the movable seat is provided with an arc-shaped limiting piece, the light source rail is provided with a limiting piece clamping groove matched with the limiting piece, and the arc-shaped limiting piece can ensure the relative position of the movable seat and the light source rail and avoid that the light source cannot be aligned with the lens during movement.
Preferably, the test bench and the light source moving support are positioned in a lamp box, and the inner wall of the lamp box is made of light absorption materials; the inner wall of the lamp box can avoid interference of external light and reflected light on lens detection, and accuracy is improved.
Therefore, the invention has the following beneficial effects: (1) The irradiation of different angles of the lens can be completed through a single light source, so that the accuracy of the flash test is improved, and the cost is reduced; (2) The lens can be automatically transported, so that the labor cost is reduced; (3) The control of the lens turntable, the light source moving support and the moving seat can be simultaneously completed through a single motor, so that the cost is controlled; (4) The light source can be enabled to move in a spiral track, so that the multi-angle irradiation of the lens is completed; (5) The interference of external light and reflected light on the detection of the lens can be avoided, and the detection accuracy is improved.
Drawings
FIG. 1 is a schematic top view of the test stand of the present invention.
Fig. 2 is a schematic diagram of a front view structure of the present invention.
Fig. 3 is a schematic cross-sectional view of the light source track of the present invention.
FIG. 4 is a schematic view of a ratchet mechanism of the present invention.
In the figure: 1. the light box 2, the test bench 3, the light source moving support 4, the main driving motor 5, the detection assembly 6, the lens turntable 7, the first pull rope turntable 8, the pull rope rotating shaft 9, the second pull rope turntable 10, the bevel gear 11, the gear bench 12, the light source track 13, the output gear 14, the moving seat 15, the limiting piece 16, the limiting piece clamping groove 17, the first pull rope 18, the first guide ring 19, the second pull rope 20, the second guide ring 21, the pull rope limiting ring 22, the transmission shaft 23, the transmission gear 24, the first ratchet wheel 25, the second ratchet wheel 26, the ratchet wheel deflector 27, the first spring 28, the shell 29, the inner core 30 and the lens rotating shaft.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
In the embodiment shown in fig. 1-4, a device for evaluating an integrated lens flash comprises a lamp box 1, wherein the inner wall of the lamp box is made of light absorption materials, a test table 2 and a light source moving support 3 are installed in the lamp box, a main driving motor 4 is installed below the test table, a detection component 5 and a lens turntable 6 for automatically conveying a lens to be detected are installed on the test table, a first stay cord turntable 7 is installed above a light source track, a stay cord rotating shaft 8 is installed on the inner side of the light source moving support, a second stay cord turntable 9 and a bevel gear 10 are installed on the stay cord rotating shaft, a gear table 11 is fixedly installed on the test table, conical teeth which are in fit engagement with the bevel gear are arranged on the gear table, and the first stay cord turntable is installed on the inner wall of the lamp box; the light source moving support comprises a circular arc-shaped light source track 12, two ends of the light source track are connected with the upper part of the light source moving support, a detection light source is arranged on the light source track, and the circle center of the circular arc-shaped light source track is positioned at the detection assembly; the detection light source faces to the detection assembly; the main driving motor controls the light source moving bracket and the lens turntable to rotate, an output gear 13 is arranged on an output shaft of the main driving motor, and transmission teeth which are meshed with the output gear in an adaptive manner are arranged on the inner side of the lower part of the light source moving bracket; the light source track is provided with a movable seat 14 for mounting a light source, the upper side of the movable seat is provided with an arc-shaped limiting piece 15, the light source track is provided with a limiting piece clamping groove 16 matched with the limiting piece, the movable seat is connected with a first pull rope turntable through a first pull rope 17, the first pull rope passes through a first guide ring 18 positioned between the first pull rope turntable and the top of the light source track, the movable seat is connected with a second pull rope turntable through a second pull rope 19, the second pull rope passes through a second guide ring 20 positioned between the second pull rope turntable and a light source movable support, and the light source track is internally provided with a pull rope limiting ring 21 for limiting the first pull rope and the second pull rope in the light source track, but the first pull rope and the second pull rope can pass through the limiting ring and move in the direction of the light source track; the lens turntable is driven to rotate through a vertical lens rotating shaft 30, the main driving motor is connected with the lens rotating shaft through a transmission assembly, the transmission assembly comprises a transmission shaft 22, the transmission shaft is connected with the output gear through a transmission gear 23, and the transmission shaft is connected with the lens rotating shaft through a ratchet structure; the ratchet structure comprises a first ratchet 24 arranged on the transmission shaft and a second ratchet 25 arranged on the rotation shaft of the lens, a deflector rod installation seat is arranged between the first ratchet and the second ratchet, a ratchet deflector rod 26 is arranged in the deflector rod installation seat, the ratchet deflector rod penetrates through the deflector rod installation seat, two ends of the ratchet deflector rod are respectively propped against ratchet teeth of the first ratchet and ratchet teeth of the second ratchet, a first spring 27 for propping the ratchet deflector rod against the first ratchet is arranged in the deflector rod installation seat, the deflector rod installation seat comprises a shell 28 and a core 29 which are concentrically arranged, and a core torsion spring is arranged between the shell and the core.
When the device is used for detection, the detection assembly is firstly arranged on the test bench, the lens to be detected is arranged on the lens turntable, and then the lens close to the outer side can be manually fed or automatically fed and discharged directly through the mechanical claw in the detection process; in the initial state, a first pull rope on the first pull rope turntable is in a winding state, the movable seat is positioned at the top of the light source track, and a second pull rope on the second pull rope turntable is in a releasing state; when the main drive motor rotates positively, the detection process starts, and when the light source moving support rotates under the drive of the main drive motor, the bevel gear on the pull rope rotating shaft rotates relative to the gear table, so that the pull rope rotating shaft rotates and drives the second pull rope rotating disc to rotate, and the second pull rope rotating disc winds up the second pull rope in the rotating process, so that the moving seat originally positioned at the top of the light source track is pulled downwards; the movable seat moves downwards and pulls the first stay cord out of the first stay cord turntable, so that the torsion spring on the first stay cord turntable stores energy, and the light source forms a spiral moving track along with the rotation of the light source movable bracket, so that the included angle between the lens and the horizontal plane changes when the irradiation angle of the lens changes, but also changes along with the irradiation direction, and the detection accuracy is improved; when the main driving motor rotates reversely, the second pull rope turntable rotates reversely to release the second pull rope, and meanwhile, the first pull rope turntable rotates reversely under the action of the torsion spring to wind up the first pull rope, so that the movable seat is pulled upwards until the movable seat returns to the top of the light source track.
As shown in fig. 4, when the main driving motor rotates forward, the first ratchet wheel rotates anticlockwise, so as to drive the shift lever and the housing to rotate at a certain angle, but the second ratchet wheel is not driven, when the main driving motor rotates reversely, the first ratchet wheel rotates clockwise, the ratchet wheel of the first ratchet wheel pushes the shift lever to the second ratchet wheel, so that the second ratchet wheel rotates, and when the second ratchet wheel rotates, the lens turntable is driven to rotate, so that the conveying of the lens is completed.
Claims (5)
1. The device for evaluating the integrated lens Flare is characterized by comprising a test bench and a light source moving support, wherein a detection assembly is arranged on the test bench, the light source moving support comprises a circular arc-shaped light source track, a detection light source is arranged on the light source track, and the circle center of the circular arc-shaped light source track is positioned at the detection assembly; a main driving motor is arranged below the test bench, a first pull rope turntable is arranged above the light source track, a pull rope rotating shaft is arranged on the inner side of the light source moving support, a second pull rope turntable is arranged on the pull rope rotating shaft, a moving seat is arranged on the light source track and is connected with the first pull rope turntable through a first pull rope, and the moving seat is connected with the second pull rope turntable through a second pull rope; the device further comprises a main driving motor and a lens turntable for automatically conveying the lens to be detected, wherein the main driving motor controls the light source moving support and the lens turntable to rotate, an output gear is arranged on an output shaft of the main driving motor, a bevel gear is further arranged on a pull rope rotating shaft, a tooth table is fixedly arranged on the test table, conical teeth which are in fit engagement with the bevel gear are arranged on the tooth table, and a turntable torsion spring is arranged on a rotating shaft of the first pull rope turntable; the inner side of the lower part of the light source moving support is provided with transmission teeth which are engaged with the output gear in an adaptive manner.
2. The device for evaluating an integrated lens array according to claim 1, wherein the lens turntable is driven to rotate by a vertical lens rotating shaft, the main driving motor is connected with the lens rotating shaft by a transmission assembly, the transmission assembly comprises a transmission shaft, the transmission shaft is connected with the output gear by a transmission gear, and the transmission shaft is connected with the lens rotating shaft by a ratchet structure.
3. The device for evaluating an integrated lens share according to claim 2, wherein the ratchet structure comprises a first ratchet installed on the transmission shaft and a second ratchet installed on the lens rotation shaft, a shift lever installation seat is installed between the first ratchet and the second ratchet, a ratchet shift lever is installed in the shift lever installation seat, the ratchet shift lever passes through the shift lever installation seat and two ends of the ratchet shift lever respectively prop against ratchet teeth of the first ratchet and ratchet teeth of the second ratchet, a first spring for pushing the ratchet shift lever to the first ratchet is installed in the shift lever installation seat, the shift lever installation seat comprises a housing and a core concentrically arranged, and a core torsion spring is installed between the housing and the core.
4. The device for evaluating the integrated lens scare according to claim 1, wherein an arc-shaped limiting piece is arranged on the upper side of the movable seat, and a limiting piece clamping groove matched with the limiting piece is formed in the light source rail.
5. A device for evaluating an integrated lens Flare according to any of claims 1-4, wherein the test bench and the light source moving holder are located in a light box, and the inner wall of the light box is made of light absorbing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710181.7A CN113551884B (en) | 2021-06-25 | 2021-06-25 | Device for evaluating integrated lens Flare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110710181.7A CN113551884B (en) | 2021-06-25 | 2021-06-25 | Device for evaluating integrated lens Flare |
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| Publication Number | Publication Date |
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| CN113551884A CN113551884A (en) | 2021-10-26 |
| CN113551884B true CN113551884B (en) | 2024-04-23 |
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| CN202110710181.7A Active CN113551884B (en) | 2021-06-25 | 2021-06-25 | Device for evaluating integrated lens Flare |
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