CN109000890A - LED light detection device and method - Google Patents
LED light detection device and method Download PDFInfo
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- CN109000890A CN109000890A CN201810409271.0A CN201810409271A CN109000890A CN 109000890 A CN109000890 A CN 109000890A CN 201810409271 A CN201810409271 A CN 201810409271A CN 109000890 A CN109000890 A CN 109000890A
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/44—Testing lamps
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Abstract
The present invention provides a kind of LED light detection device and methods, wherein the device, comprising: for placing the test platform of test board, wherein the surface of test board is provided at least one LED light, and surface is placed towards test platform where LED light to be tested；The light guide structure being arranged in a one-to-one correspondence with LED light to be tested, one end of light guide structure are set at the light out of LED light to be tested, at the light-output to light detection that LED light to be tested is issued, complete the detection to LED light to be tested.It is led to the light that LED light to be tested issues at light detection by light guide structure, detection efficiency is improved while greatly reducing testing cost, testing staff by way of overturning without detecting the LED light positioned at the test board back side, detection time has been saved, actual bodily harm will not have been caused to testing staff.
Description
Technical field
The present invention relates to detection technique field more particularly to a kind of LED light detection devices and method.
Background technique
LED (Light Emitting Diode, light emitting diode) is that one kind can convert electrical energy into consolidating for visible light
The semiconductor devices of state can be converted electricity to light directly.Since it has, the service life is long, characteristics, the LED such as environmentally protective are wide
It is general to apply to various lighting areas, such as portable lighting, backlight, flash lamp, automotive lighting.
With the continuous upgrading of demand, there is the front and back of the pcb board of many LED products to be both provided with LED in the market
Lamp but increases not in production link although the LED product lighting effects of the type are fine from the point of view of design
Small difficulty, especially to the detection of the LED light at the pcb board back side.
Currently, having much to the method for pcb board back side LED light detection, e.g., directly detected using photosensitive sensor, though
High degree of automation in right test process, but complexity is designed, it is at high cost；For another example, the positive LED light of pcb board that is over is tested
Later, the LED light of other one side is tested by the method for overturning, although this method does not need to be related to complicated detection system,
But inefficiency, a large amount of human cost and time cost can be wasted；For another example, mirror is placed at the back side of pcb board, utilizes mirror
The reflective of son is detected, but this method is larger to the eye injury of tester and is easy to produce dizziness.
Summary of the invention
The object of the present invention is to provide a kind of LED light detection device and methods, effectively solve in the prior art in survey
The not very practical technical problem of the method for the LED light detection at the test plate (panel) back side.
Technical solution provided by the invention is as follows:
A kind of LED light detection device, comprising:
For placing the test platform of test board, wherein the surface of the test board is provided at least one LED light, and
Surface is placed towards test platform where LED light to be tested；
The light guide structure being arranged in a one-to-one correspondence with the LED light to be tested, one end of the light guide structure are set to be tested
LED light goes out at light, at the light-output to light detection that LED light to be tested is issued, completes the detection to LED light to be tested.
In the technical scheme, during detection, the light that LED light to be tested issues is led to by light guide structure
At light detection, detection efficiency is improved while greatly reducing testing cost, testing staff by way of overturning without examining
Location has saved detection time, will not cause actual bodily harm to testing staff in the LED light of test back.
It is further preferred that the light transmission including being arranged in a one-to-one correspondence with LED light to be tested is logical in the test platform
Hole, and the size of the light transmission through-hole is matched with light guide structure；
LED light to be tested is placed corresponding to light transmission through-hole present position, and one end of light guide structure is set to test platform
Light transmission through hole, the light-output that LED light to be tested is issued is at light detection.
In the technical scheme, the light guide that light guide structure issues LED light to be tested from the light transmission through-hole in test platform
Out, the light for avoiding adjacent LED light to be tested from issuing interferes with each other, and improves detection efficiency.
It is further preferred that the light guide structure is bent light guide structure, one end of the light guide structure is set to be measured
Going out at light for LED light is tried, and the light-output for LED light to be tested being issued by the bent light guide structure is at light detection.
In the technical scheme, the light-output issued LED light to be tested by bent light guide structure is to convenient for inspection
At the light detection of survey personnel detection, simplify testing process, improves detection efficiency.
It is further preferred that being set on the test platform at the light detection, and at the light detection, institute
State in test platform include be arranged in a one-to-one correspondence with light guide structure and size it is matched go out light through-hole, light guide structure is from light transmission through-hole
The light-output that place issues LED light to be tested to go out light through-hole.
In the technical scheme, the light-output issued LED light to be tested by light guide structure is to test platform, convenient for inspection
Test board side upward is detected while the light that the LED light to be tested that survey personnel detect test board towards test platform side issues
LED light to be tested, the disposable detection completed to LED light in test board reduces testing cost.
It is further preferred that the light guide structure surface includes every luminescent material, for preventing derived LED light to be tested
Light is appeared from optical material surface.
In the technical scheme, in order to further increase detection efficiency, light guide structure is avoided to occur during leaded light
Light leakage is arranged on light guide structure surface every luminescent material.
The present invention also provides a kind of LED light detection methods, comprising:
Surface where LED light to be tested in test board is placed towards test platform；
At the light-output to light detection for being issued LED light to be tested by light guide structure, complete to LED light to be tested
Detection, wherein each LED light to be tested is correspondingly arranged a light guide structure, and one end of light guide structure is set to LED light to be tested
Go out light at.
In the technical scheme, during detection, the light that LED light to be tested issues is led to by light guide structure
At light detection, detection efficiency is improved while greatly reducing testing cost, testing staff by way of overturning without examining
Location has saved detection time, will not cause actual bodily harm to testing staff in the LED light of test back.
It is further preferred that the light transmission including being arranged in a one-to-one correspondence with LED light to be tested is logical in the test platform
Hole, and the size of the light transmission through-hole is matched with light guide structure；
In step places on surface where LED light to be tested in test board towards test platform, specifically: by test board
In surface where LED light to be tested placed towards test platform, and LED light to be tested corresponds to light transmission through-hole present position and puts
It sets；
One end of step light guide structure be set to LED light to be tested go out light in, specifically: one end of light guide structure is set
It is placed in the light transmission through hole of test platform.
In the technical scheme, the light guide that light guide structure issues LED light to be tested from the light transmission through-hole in test platform
Out, the light for avoiding adjacent LED light to be tested from issuing interferes with each other, and improves detection efficiency.
It is further preferred that the light guide structure is bent light guide structure.
In the technical scheme, the light-output issued LED light to be tested by bent light guide structure is to convenient for inspection
At the light detection of survey personnel detection, simplify testing process, improves detection efficiency.
It is further preferred that being set on the test platform at the light detection, and at the light detection, institute
State in test platform include be arranged in a one-to-one correspondence with light guide structure and size it is matched go out light through-hole；
In at the light-output to light detection that step is issued LED light to be tested by light guide structure, specifically: pass through
The light that LED light to be tested issues is exported to out light through-hole from light transmission through hole by light guide structure.
In the technical scheme, the light-output issued LED light to be tested by light guide structure is to test platform, convenient for inspection
Test board side upward is detected while the light that the LED light to be tested that survey personnel detect test board towards test platform side issues
LED light to be tested, the disposable detection completed to LED light in test board reduces testing cost.
It is further preferred that the light guide structure surface includes for preventing the light of derived LED light to be tested from leaded light
Material surface appear every luminescent material.
In the technical scheme, in order to further increase detection efficiency, light guide structure is avoided to occur during leaded light
Light leakage, on light guide structure surface, setting improves the feasibility of LED light detection every luminescent material.
Detailed description of the invention
Below by clearly understandable mode, preferred embodiment is described with reference to the drawings, to above-mentioned characteristic, technical characteristic,
Advantage and its implementation are further described.
Fig. 1 is a kind of embodiment side structure schematic diagram of LED light detection device in the present invention；
Fig. 2 is LED light detection device positive structure schematic in an example of the invention；
Fig. 3 is a kind of embodiment flow diagram of LED light detection method in the present invention.
Drawing reference numeral explanation:
1- LED light to be tested, 2- light guide structure, 3- test platform, 4- light transmission through-hole, 5- go out light through-hole, 6- test board.
Specific embodiment
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, Detailed description of the invention will be compareed below
A specific embodiment of the invention.It should be evident that drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, and obtain other embodiments.
To make simplified form, part related to the present invention is only schematically shown in each figure, their not generations
Its practical structures as product of table.
By in the prior art, detection to LED light in LED product, the present invention provides a kind of complete
New LED light detection device improves detection efficiency while reducing testing cost.In one embodiment, which detects
It include: test platform for placing test board in device and be arranged in a one-to-one correspondence with LED light to be tested light guide structure (one
LED light to be tested is correspondingly arranged a light guide structure).
During the test, firstly, test board is placed on test platform surface, surface court where LED light to be tested
It is placed to test platform, one end of light guide structure is set at the light out of LED light to be tested, the other end is set at light detection,
The smooth arrangement of endpoint；Later, it is powered for LED light to be tested, it is allowed to shine；Finally, being led at light detection according to light guide structure
Light out is detected to whether LED light to be tested shines, if the result of detection is that LED light to be tested can go out light, illustrates to survey
LED light to be tested in test plate (panel) is all normal；If it is detected that a certain LED light cannot go out light, illustrate that there are failure LED in the test board
Lamp needs further to detect, and completes the detection to LED light to be tested in test board with this.Certainly, in above-mentioned test process
In, it, can also be first according to LED light institute to be tested especially during carrying out automatic test to a large amount of same type test boards
Position light guide structure is fixed on corresponding position, later again successively by test board be placed on test platform surface carry out LED
Lamp inspection is surveyed.
In the present embodiment, which is suitable for the applied field that one side surface of test board is provided with LED light
Scape, while being also applied for both side surface while being provided with the application scenarios of LED light, as long as the surface of i.e. test board is provided with LED
Lamp, and need to detect, it can be transferred through the LED light detection device and detected.It is set simultaneously especially for test board both side surface
The application scenarios for setting LED light pass through the LED light in the back side that can not detect of one-time detection for testing staff, only need by
The position convenient for testing staff's detection is set at light detection, testing staff can be in the same of detection test board front LED light
When pass through at light detection go out light situation simultaneously detect test back LED light, greatly reduce testing cost, improve simultaneously
Detection efficiency.For the position being arranged at light detection, can be set in also can be set outside test board on test board, according to
Depending on actual conditions, if light detect place position detected convenient for testing staff, to including in present embodiment
Rong Zhong.
In the present embodiment, light guide structure can will be to using the forms such as light-guiding pillar, lamp guide, light guide sheet, light-strip
The light-output that LED light issues is tested, and can be prepared using the material for arbitrarily capableing of leaded light, such as optical fiber, organic glass
Glass, PMMA (Polymethyl Methacrylate, polymethyl methacrylate) etc., as long as LED light to be tested can be sent out
Light-output out comes, and is included in the content of present embodiment.
In the present embodiment, the structure of test platform is not specifically limited, as long as it can place and fix test
Plate, the LED chip to be tested not blocked in test board e.g. set two rows of brackets according to the size of the opposite side of test board and make
Test board is placed for test platform；For another example, the bracket of intermediate hollow out is set as test platform (hollow out according to the size of test board
Place is for exposing LED light to be tested in test board) etc..For light guide structure, leaded light can be tied using existing arbitrary structures
Structure is fixed, and can also be fixed using glue, as long as guaranteeing that one end of light guide structure is set to the light out of LED light to be tested
Place, the other end are set at light detection, can install the fixed structure for fixing light guide structure additional in test platform,
The support construction of light guide structure can also be set outside test platform.
Above embodiment is improved to obtain present embodiment, in the present embodiment, is wrapped in LED light detection device
It includes: the light guide structure for placing the test platform of test board and being arranged in a one-to-one correspondence with LED light to be tested, wherein testing
In platform, including the light transmission through-hole that is arranged in a one-to-one correspondence with LED light to be tested (according to be measured in one piece of complete test platform
Examination LED light opens up light transmission through-hole), and the size of light transmission through-hole is matched with light guide structure.During the test, firstly, will survey
Test plate (panel) is placed on test platform surface, and LED light to be tested is placed corresponding to light transmission through-hole present position, and one end of light guide structure is set
In the going out at light of LED light to be tested, the other end is set at light detection；Later, it is powered for LED light to be tested, it is allowed to shine；
Finally, the light according to derived from light guide structure is detected to whether LED light to be tested shines at light detection, complete pairwise testing
The detection of LED light to be tested in plate.
In the present embodiment, the light that LED light to be tested issues in order to prevent interferes with each other, and phase is arranged in test platform
The light transmission through-hole answered, each corresponding light transmission through-hole of LED light to be tested, LED light to be tested go out light, phase by the light transmission through-hole
The light guide structure answered carries out leaded light equally from the light transmission through-hole, to improve the detection efficiency to LED light.For light transmission through-hole
Size is configured according to the light guide structure of the size of LED light, selection, as long as ensuring that light guide structure can be from the light transmission through-hole
The light that middle export LED to be tested is issued.In addition, for the depth of light transmission through-hole in test platform, also according to LED light
Size, selection light guide structure be configured, theoretically for, light transmission through-hole is deeper, more can be reduced between LED light to be tested
It interferes with each other, in practical applications, considers the factors such as the cost of test platform, suitable thickness is set (e.g., according to the actual situation
Cm, cm etc.), it can be realized goal of the invention.Further more, can also be by the way that the modes such as light-shielding structure be arranged in light transmission through-hole surrounding
Reinforcing effect.
Above embodiment is improved to obtain present embodiment, in the present embodiment, is wrapped in LED light detection device
It includes: the light guide structure for placing the test platform of test board and being arranged in a one-to-one correspondence with LED light to be tested, wherein testing
In platform, including the light transmission through-hole being arranged in a one-to-one correspondence with LED light to be tested, the size of light transmission through-hole is matched with light guide structure；
And light guide structure is that bent light guide structure is e.g. bent into certain radian, certain angle etc. according to practical application, convenient for will be to
The light-output of LED light sending is tested at pre-set light detection.
Above embodiment is improved to obtain present embodiment, as shown in Figure 1, in the present embodiment, LED light inspection
Survey includes: test platform 3 for placing test board 6 and the light guide structure being arranged in a one-to-one correspondence with LED light 1 to be tested in device
2, wherein in test platform 3, including the light transmission through-hole 4 being arranged in a one-to-one correspondence with LED light 1 to be tested, light transmission through-hole 4 it is big
Small to match with light guide structure 2, light guide structure 2 is bent light guide structure 2；It is set at light detection on test platform 3, and
Include at light detection, in test platform 3 be arranged in a one-to-one correspondence with light guide structure 2 and size it is matched go out light through-hole 5, leaded light knot
The light-output that structure 2 issues LED light 1 to be tested from light transmission through-hole 4 is to light through-hole 5 out.
In the present embodiment, test board 6 is detected towards the to be tested of 3 side of test platform for the ease of testing staff
The LED light to be tested 1 of detection test board 6 side upward, disposable to complete in test board 6 while the light that LED light 1 issues
The detection of LED light will be arranged on test platform 3 at light detection, with this, at light detection with side upward in test board 6
LED light to be tested 1 be in same plane, with this, testing staff can disposably examine in the same plane in survey test board 6
The LED light of front and back.
In the present embodiment, light detects the specific location that is in test platform 3, according to the actual situation depending on, side
Just testing staff detects simultaneously.The size of light through-hole 5 is configured according to the light guide structure 2 of selection out, as long as ensuring to lead
Photo structure 2 can be from the light for exporting LED sending to be tested, can be consistent with light transmission through-hole 4, can also be according to the actual situation
Setting.
Above embodiment is improved to obtain present embodiment, in the present embodiment, is wrapped in LED light detection device
It includes: the light guide structure 2 for placing the test platform 3 of test board 6 and being arranged in a one-to-one correspondence with LED light 1 to be tested, wherein
In test platform 3, including the light transmission through-hole 4 being arranged in a one-to-one correspondence with LED light 1 to be tested, the size of light transmission through-hole 4 and guide-lighting knot
Structure 2 matches, and light guide structure 2 is bent light guide structure 2；It is set at light detection on test platform 3, and is detected in light
Place, include in test platform 3 be arranged in a one-to-one correspondence with light guide structure 2 and size it is matched go out light through-hole 5, light guide structure 2 is from saturating
The light-output for issuing LED light 1 to be tested at light through-hole 4 to go out light through-hole 5；It and on 2 surface of light guide structure include for preventing
The light of derived LED light to be tested 1 appeared from optical material surface every luminescent material.Specifically, black glue can be selected every luminescent material
Etc. the material for capableing of shading.
It is illustrated in figure 2 the front schematic view of LED light detection device in an example, in this example, the back side of test board
Including 4 LED light to be tested, the surface of test plane includes corresponding 4 and goes out light through-hole and 4 light transmission through-holes, 4 light-guiding pillars
Light one-to-one to be arranged between light transmission through-hole and out light through-hole, that the LED light to be tested for being located at light transmission through hole is issued
It is directed at out light through hole, test back can be detected according to the guide-lighting situation of light-guiding pillar in light through hole out with this testing staff
The light situation out of 4 LED light to be tested, is detected while realizing the LED light to test board front and back.
The present invention also provides a kind of LED light detection methods, as shown in figure 3, in one embodiment, LED light inspection
It include: that S10 places on surface where LED light to be tested in test board towards test platform in survey method；S20 passes through light guide structure
At the light-output that LED light to be tested is issued to light detection, the detection to LED light to be tested is completed, wherein each to be tested
LED light is correspondingly arranged a light guide structure, and one end of light guide structure is set at the light out of LED light to be tested.
Specifically, during the test, firstly, test board is placed on test platform surface, table where LED light to be tested
It is placed facing towards test platform, one end of light guide structure is set at the light out of LED light to be tested, the other end is set to light detection
Place, the smooth arrangement of endpoint；Later, it is powered for LED light to be tested, it is allowed to shine；Finally, according to light guide structure at light detection
Derived light is detected to whether LED light to be tested shines, if the result of detection is that LED light to be tested can go out light, explanation
LED light to be tested in test board is all normal；If it is detected that a certain LED light cannot go out light, illustrate that there are failures in the test board
LED light needs further to detect, and completes the detection to LED light to be tested in test board with this.Certainly, in above-mentioned test
Cheng Zhong can also be first according to LED light to be tested especially during carrying out automatic test to a large amount of same type test boards
Light guide structure is fixed on corresponding position by the position at place, and test board is successively placed on test platform surface again later and is carried out
LED light detection.
In the present embodiment, which is suitable for the applied field that one side surface of test board is provided with LED light
Scape, while being also applied for both side surface while being provided with the application scenarios of LED light, as long as the surface of i.e. test board is provided with LED
Lamp, and need to detect, it can be transferred through the LED light detection method and detected.It is set simultaneously especially for test board both side surface
The application scenarios for setting LED light pass through the LED light in the back side that can not detect of one-time detection for testing staff, only need by
The position convenient for testing staff's detection is set at light detection, testing staff can be in the same of detection test board front LED light
When pass through at light detection go out light situation simultaneously detect test back LED light, greatly reduce testing cost, improve simultaneously
Detection efficiency.For the position being arranged at light detection, can be set in also can be set outside test board on test board, according to
Depending on actual conditions, if light detect place position detected convenient for testing staff, to including in present embodiment
Rong Zhong.
In the present embodiment, light guide structure can will be to using the forms such as light-guiding pillar, lamp guide, light guide sheet, light-strip
The light-output that LED light issues is tested, and can be prepared using the material for arbitrarily capableing of leaded light, such as optical fiber, organic glass
Glass, PMMA (Polymethyl Methacrylate, polymethyl methacrylate) etc., as long as LED light to be tested can be sent out
Light-output out comes, and is included in the content of present embodiment.
Above embodiment is improved to obtain present embodiment, in the present embodiment, for placing test board
Test platform and the light guide structure being arranged in a one-to-one correspondence with LED light to be tested, wherein in test platform, including with it is to be tested
The light transmission through-hole that LED light is arranged in a one-to-one correspondence, and the size of light transmission through-hole is matched with light guide structure.During the test, first
First, test board is placed on test platform surface, LED light to be tested is placed corresponding to light transmission through-hole present position, light guide structure
One end be set to that the going out at light of LED light to be tested, the other end is set at light detection；Later, it is powered for LED light to be tested,
Allow it to shine；Finally, the light according to derived from light guide structure is detected to whether LED light to be tested shines at light detection,
Complete the detection to LED light to be tested in test board.
In the present embodiment, the light that LED light to be tested issues in order to prevent interferes with each other, and phase is arranged in test platform
The light transmission through-hole answered, each corresponding light transmission through-hole of LED light to be tested, LED light to be tested go out light, phase by the light transmission through-hole
The light guide structure answered carries out leaded light equally from the light transmission through-hole, to improve the detection efficiency to LED light.For light transmission through-hole
Size is configured according to the light guide structure of the size of LED light, selection, as long as ensuring that light guide structure can be from the light transmission through-hole
The light that middle export LED to be tested is issued.In addition, for the depth of light transmission through-hole in test platform, also according to LED light
Size, selection light guide structure be configured, theoretically for, light transmission through-hole is deeper, more can be reduced between LED light to be tested
It interferes with each other, in practical applications, considers the factors such as the cost of test platform, suitable thickness is set (e.g., according to the actual situation
2cm, 5cm etc.), it can be realized goal of the invention.Further more, can also be by the way that the side such as light-shielding structure be arranged in light transmission through-hole surrounding
Formula reinforcing effect.
Above embodiment is improved to obtain present embodiment, in the present embodiment, is wrapped in LED light detection method
It includes: the light guide structure for placing the test platform of test board and being arranged in a one-to-one correspondence with LED light to be tested, wherein testing
In platform, including the light transmission through-hole being arranged in a one-to-one correspondence with LED light to be tested, the size of light transmission through-hole is matched with light guide structure；
And light guide structure is that bent light guide structure is e.g. bent into certain radian, certain angle etc. according to practical application, convenient for will be to
The light-output of LED light sending is tested at pre-set light detection.
Above embodiment is improved to obtain present embodiment, in the present embodiment, for placing test board
Test platform and the light guide structure being arranged in a one-to-one correspondence with LED light to be tested, wherein in test platform, including with it is to be tested
The light transmission through-hole that LED light is arranged in a one-to-one correspondence, the size of light transmission through-hole are matched with light guide structure, and light guide structure is bent leaded light
Structure；It is set on test platform at light detection, and includes a pair of with light guide structure one at light detection, in test platform
Should be arranged and size it is matched go out light through-hole, light guide structure from the light-output that light transmission through hole issues LED light to be tested to go out
Light through-hole.
In the present embodiment, to be tested LED of the test board towards test platform side is detected for the ease of testing staff
The LED light to be tested of detection test board side upward while the light that lamp issues, the disposable inspection completed to LED light in test board
Survey, will be arranged on test platform at light detection, with this, at light detection with the LED to be tested of side upward in test board
Lamp is in same plane, and with this, testing staff can be disposably examined in the same plane in survey test board front and back
LED light.
In the present embodiment, light detects the specific location that is in test platform, according to the actual situation depending on, it is convenient
Testing staff detects simultaneously.The size of light through-hole is configured according to the light guide structure of selection out, as long as ensuring guide-lighting knot
Structure can be from the light for exporting LED sending to be tested, can be consistent with light transmission through-hole, also may be set according to actual conditions.
Above embodiment is improved to obtain present embodiment, in the present embodiment, for placing test board
Test platform and the light guide structure being arranged in a one-to-one correspondence with LED light to be tested, wherein in test platform, including with it is to be tested
The light transmission through-hole that LED light is arranged in a one-to-one correspondence, the size of light transmission through-hole are matched with light guide structure, and light guide structure is bent leaded light
Structure；It is set on test platform at light detection, and includes a pair of with light guide structure one at light detection, in test platform
Should be arranged and size it is matched go out light through-hole, light guide structure from the light-output that light transmission through hole issues LED light to be tested to go out
Light through-hole；It and on light guide structure surface include for preventing the light of derived LED light to be tested from appearing from optical material surface
Every luminescent material.Specifically, black glue etc. can be selected to be capable of the material of shading every luminescent material.
It should be noted that above-described embodiment can be freely combined as needed.The above is only of the invention preferred
Embodiment, it is noted that for those skilled in the art, in the premise for not departing from the principle of the invention
Under, several improvements and modifications can also be made, these modifications and embellishments should also be considered as the scope of protection of the present invention.
Claims (10)
1. a kind of LED light detection device, which is characterized in that include: in the LED light detection device
For placing the test platform of test board, wherein the surface of the test board is provided at least one LED light, and to be measured
Surface is placed towards test platform where trying LED light；
One end of the light guide structure being arranged in a one-to-one correspondence with the LED light to be tested, the light guide structure is set to LED light to be tested
Go out at light, at light-output to light detection that LED light to be tested is issued, complete the detection to LED light to be tested.
2. LED light detection device as described in claim 1, which is characterized in that in the test platform, including with it is to be tested
The light transmission through-hole that LED light is arranged in a one-to-one correspondence, and the size of the light transmission through-hole is matched with light guide structure；
LED light to be tested is placed corresponding to light transmission through-hole present position, and one end of light guide structure is set to the light transmission of test platform
Through hole, the light-output that LED light to be tested is issued is at light detection.
3. LED light detection device as claimed in claim 1 or 2, which is characterized in that the light guide structure is bent guide-lighting knot
Structure, one end of the light guide structure are set at the light out of LED light to be tested, will be to be tested by the bent light guide structure
The light-output that LED light issues is at light detection.
4. LED light detection device as claimed in claim 3, which is characterized in that be set to the test at the light detection
It on platform, and include being arranged in a one-to-one correspondence with light guide structure and size matches at the light detection, in the test platform
Go out light through-hole, light guide structure is from the light-output that light transmission through hole issues LED light to be tested to light through-hole out.
5. the LED light detection device as described in claims 1 or 2 or 4, which is characterized in that the light guide structure surface include every
Luminescent material, for preventing the light of derived LED light to be tested from appearing from optical material surface.
6. a kind of LED light detection method, which is characterized in that include: in the LED light detection method
Surface where LED light to be tested in test board is placed towards test platform；
At the light-output to light detection for LED light to be tested being issued by light guide structure, complete the inspection to LED light to be tested
It surveys, wherein each LED light to be tested is correspondingly arranged a light guide structure, and one end of light guide structure is set to LED light to be tested
Out at light.
7. LED light detection method as claimed in claim 6, which is characterized in that in the test platform, including with it is to be tested
The light transmission through-hole that LED light is arranged in a one-to-one correspondence, and the size of the light transmission through-hole is matched with light guide structure；
Step by surface where LED light to be tested in test board towards test platform place in, specifically: by test board to
Surface is placed towards test platform where testing LED light, and LED light to be tested is placed corresponding to light transmission through-hole present position；
One end of step light guide structure be set to LED light to be tested go out light in, specifically: one end of light guide structure is set to
The light transmission through hole of test platform.
8. LED light detection method as claimed in claims 6 or 7, which is characterized in that the light guide structure is bent guide-lighting knot
Structure.
9. LED light detection method as claimed in claim 8, which is characterized in that be set to the test at the light detection
It on platform, and include being arranged in a one-to-one correspondence with light guide structure and size matches at the light detection, in the test platform
Go out light through-hole；
In at the light-output to light detection that step is issued LED light to be tested by light guide structure, specifically: pass through leaded light
The light that LED light to be tested issues is exported to out light through-hole from light transmission through hole by structure.
10. the LED light detection method as described in claim 6 or 7 or 9, which is characterized in that the light guide structure surface includes using
In preventing that the light of derived LED light to be tested from appearing from optical material surface every luminescent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409271.0A CN109000890A (en) | 2018-05-02 | 2018-05-02 | LED light detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409271.0A CN109000890A (en) | 2018-05-02 | 2018-05-02 | LED light detection device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109000890A true CN109000890A (en) | 2018-12-14 |
Family
ID=64573220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810409271.0A Pending CN109000890A (en) | 2018-05-02 | 2018-05-02 | LED light detection device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109000890A (en) |
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| CN201293821Y (en) * | 2008-08-27 | 2009-08-19 | 比亚迪股份有限公司 | Test device for light-emitting diode |
| CN104034516A (en) * | 2014-06-23 | 2014-09-10 | 华高科技（苏州）有限公司 | Machine vision based LED detection device and detection method thereof |
| CN104062099A (en) * | 2014-07-16 | 2014-09-24 | 苏州威盛视信息科技有限公司 | Testing device and method for LED light strips with side luminance |
| CN205920190U (en) * | 2016-06-17 | 2017-02-01 | 深圳市创荣发电子有限公司 | Test line board LED's device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201293821Y (en) * | 2008-08-27 | 2009-08-19 | 比亚迪股份有限公司 | Test device for light-emitting diode |
| CN104034516A (en) * | 2014-06-23 | 2014-09-10 | 华高科技（苏州）有限公司 | Machine vision based LED detection device and detection method thereof |
| CN104062099A (en) * | 2014-07-16 | 2014-09-24 | 苏州威盛视信息科技有限公司 | Testing device and method for LED light strips with side luminance |
| CN205920190U (en) * | 2016-06-17 | 2017-02-01 | 深圳市创荣发电子有限公司 | Test line board LED's device |
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