CN108761860A - A kind of display screen detection device - Google Patents
A kind of display screen detection device Download PDFInfo
- Publication number
- CN108761860A CN108761860A CN201810500465.1A CN201810500465A CN108761860A CN 108761860 A CN108761860 A CN 108761860A CN 201810500465 A CN201810500465 A CN 201810500465A CN 108761860 A CN108761860 A CN 108761860A
- Authority
- CN
- China
- Prior art keywords
- display screen
- needle mould
- driving
- detection device
- screen detection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 44
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 22
- 150000002367 halogens Chemical class 0.000 claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 11
- 230000001678 irradiating effect Effects 0.000 claims abstract description 4
- 230000008676 import Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000007667 floating Methods 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/1306—Details
- G02F1/1309—Repairing; Testing
Abstract
The invention discloses a kind of display screen detection device, including engine base, the needle mould component that is set on engine base and detection components;Wherein, display screen card to be detected is put in needle mould component, and needle mould component can electrically conduct with display screen;Detection components include halogen lamp, the integrating sphere being set to above needle mould component, the lens being set between needle mould component and integrating sphere and the color analysis instrument being connected to integrating sphere being set to below needle mould component and for irradiating display screen.The display screen detection device can realize the quick detection of display screen, and simple in structure, testing result is reliable.
Description
Technical field
The present invention relates to display screen testing equipment field more particularly to a kind of display screen detection devices.
Background technology
With the development of science and technology, life is more and more progressive, in addition the arrival of digital times, has pushed high-tech industry fluffy
The exhibition of breaking out, about in terms of liquid crystal display industry size and international big inter-plant keen competition be growing, liquid crystal display because
For with many merits such as high image quality, small, light-weight, low driving voltage and low consumpting powers.Therefore, it is widely used in
Personal digital assistant (PDA), mobile phone, shot with video-corder, notebook computers, desktop displays, vehicle display and
On the communication of the consumer such as projection TV or electronic product.
During display screen is manufactured, to ensure product quality, it usually needs be detected to display screen, wherein relating to
And the brightness of display screen and coloration are detected.When detection, generally by manually lighting display screen, then pass through eye recognition
Judge.But visual inspection is susceptible to the case where missing inspection, flase drop, testing result reliability is low, and detection efficiency is low.
Invention content
It is an object of the invention to propose a kind of display screen detection device, the quick detection of display screen, structure can be realized
Simply, testing result is reliable.
For this purpose, the present invention uses following technical scheme:
A kind of display screen detection device, including engine base, the needle mould component that is set on the engine base and detection components;Its
In,
Display screen card to be detected is put in the needle mould component, and the needle mould component can be with display screen electricity
Property conducting;
The detection components include being set to below the needle mould component and for irradiating the halogen lamp of the display screen, setting
The integrating sphere that is placed in above the needle mould component, the lens being set between the needle mould component and the integrating sphere and with it is described
The color analysis instrument of integrating sphere connection.
Further, the needle mould component includes upper needle mould setting up and down and lower needle mould, is vertically arranged at the upper needle
Two spring needles in mould, top surface offer for card put display screen to be measured card slot rocker piece and be set to the lower needle mould
Lower section pcb board;The rocker piece is set on the upper needle mould, and can be moved up and down relative to the upper needle mould;Two
The lower needle mould is stretched out in the bottom end of a spring needle, and is electrically abutted with the pcb board, and the top of two spring needles is stretched
Go out the upper needle mould, and can be abutted with the test point of the display screen in the card slot;
The bearing for carrying the needle mould component is provided on the engine base and for pressing the rocker piece and described
The pressing plate of display screen, the pressing plate offer the first through hole of the display area for exposing the display screen.
Further, the display screen detection device further includes the first driving for driving the bearing to move up and down
Device, the first driving means include:
Two idler wheels, two idler wheels are respectively arranged at the bearing both sides and tilt in two inclined guide grooves opened up;
Drive block, two idler wheels are rotatablely connected with the drive block;And
Drive the first cylinder that the drive block moves horizontally.
Further, the display screen detection device further includes the second driving for driving the bearing to move horizontally
Device;Second driving device includes:
Driving plate, the driving plate are slidably connected with the engine base;The bearing, the drive block and first cylinder
It may be contained in the driving plate;And
Drive the second cylinder that the driving plate moves horizontally.
Further, the top surface of the upper needle mould opens up fluted, and the rocker piece is set in the groove;It is described
It is connected with multiple springs between the bottom surface of rocker piece and the upper needle mould, and passes through between the rocker piece and the upper needle mould
Limited screw connects.
Further, convex block is convexly equipped in the groove, two spring needles are located in the convex block;The floating
The bottom surface of block offers guide groove, and the convex block stretches into the guide groove.
Further, the display screen detection device further includes that the integrating sphere and the color analysis instrument is driven to revolve jointly
The third driving device for turning and lifting.
Further, the integrating sphere is provided with the lid that is in the light for sealing its import, and drive is connected on the engine base
The dynamic lid that is in the light is to seal or open the lid driving device that is in the light of the import.
Further, the display screen detection device further includes three photodiodes being set on the engine base, and three
A photodiode is respectively arranged at the top, lower section and side of the integrating sphere;Each photodiode is all connected with
There is the diode driving for driving it to move horizontally.
Further, the halogen lamp is provided with optically focused camera lens;The halogen lamp is connected with the halogen lamp of its lifting of driving
Driving device.
Beneficial effects of the present invention are:It is realized by needle mould component and is electrically conducted between display screen, what halogen lamp was sent out
Light irradiates on a display screen, enters in integrating sphere across lens through the light of display screen, is divided by color analysis instrument
Analysis, it is whether qualified with the brightness and coloration that detect display screen.The display screen structure of the detecting device is simple, and detection efficiency is high, as a result
Reliably.
Description of the drawings
Fig. 1 is the structural schematic diagram of display screen detection device provided by the invention;
Fig. 2 is the structural schematic diagram of the first driving means and the second driving device in Fig. 1;
Fig. 3 is the configuration schematic diagram of the needle mould component in Fig. 1.
In figure:Engine base 10;Bearing 11;Needle mould component 20;Upper needle mould 21;Groove 211;Convex block 212;Lower needle mould 22;Second
Through-hole 221;Rocker piece 23;Card slot 231;Spring 24;Spring needle 25;Pcb board 26;Third through-hole 261;Limited screw 27;First
Driving device 30;Drive block 31;Escape groove 311;Idler wheel 32;First cylinder 33;Driving plate 34;First sliding rail 341;Second sliding rail
342;Third sliding rail 343;Halogen lamp 40;Halogen driving lamp 50;Connecting rod 51;Integrating sphere 61;Be in the light lid 611;Color point
Analyzer 62;Photodiode 63;Be in the light lid driving device 64;Third driving device 70.
Specific implementation mode
Technical solution to further illustrate the present invention below with reference to the accompanying drawings and specific embodiments.
As shown in Figures 1 to 3, a kind of display screen detection device, including engine base 10, the needle mould component 20 that is set on engine base 10
And detection components;Wherein, display screen card to be detected is put in needle mould component 20, and needle mould component 20 can be with display screen electricity
Property conducting;Detection components include being set to 20 lower section of needle mould component and for irradiating the halogen lamp 40 of display screen, being set to needle mould
Integrating sphere 61, the lens being set between needle mould component 20 and integrating sphere 61 and the color being connected to integrating sphere 61 of 20 top of component
Color analyzer 62.
The display screen detection device of the present invention, by electrically conducting between the realization of needle mould component 20 and display screen, halogen lamp
The 40 light irradiations sent out on a display screen, enter in integrating sphere 61 across lens through the light of display screen, pass through color point
Whether analyzer 62 is analyzed, qualified with the brightness and coloration that detect display screen.The display screen structure of the detecting device is simple, detection
It is efficient, as a result reliably.
Specifically, needle mould component 20 includes upper needle mould 21 setting up and down and lower needle mould 22, is vertically arranged at needle mould 21
Interior two spring needles 25, top surface offer for card put display screen to be measured card slot 231 rocker piece 23 and be set to knit stitch
The pcb board 26 of the lower section of mould 22;Rocker piece 23 is set on needle mould 21, and can be moved up and down relative to upper needle mould 21;Two
Lower needle mould 22 is stretched out in the bottom end of a spring needle 25, and is electrically abutted with pcb board 26, and upper needle mould is stretched out on the top of two spring needles 25
21, and can electrically be abutted with the test point of the display screen in card slot 231.By rocker piece 23 relative to upper needle mould 21
It floats up and down, realizes the electrical break-make between two spring needles 25 and the test point of display screen.
Wherein, the top surface of upper needle mould 21 opens up fluted 211, and rocker piece 23 is set in groove 211;The bottom of rocker piece 23
It is connected with multiple springs 24 between face and upper needle mould 21, and is connected by limited screw 27 between rocker piece 23 and upper needle mould 21
It connects.The bearing 11 and pressing plate for carrying needle mould component 20 are provided on engine base 10, pressing plate is set to needle mould component 20 and lens
Between, and moved up and down jointly relative to upper needle mould 21 for pressing rocker piece 23 and display screen.In the structure, 23 profit of rocker piece
It is moved up and down in the range of limited screw 27 limits with the elastic reaction of spring 24, to realize display screen to be measured and two springs
Electrical break-make between needle 25.To make on display screen that the light of halogen lamp 40 is radiated in card slot 231 and light transmission is aobvious
The light of display screen enters in integrating sphere 61, and first through hole is offered on pressing plate, and the second through-hole 221 is offered in lower needle mould 22,
Third through-hole 261 is offered in circuit board 26, to expose the display area of display screen.
To enable two spring needles 25 to be accurately connected to the test point of display screen, convex block 212 is convexly equipped in groove 211,
Two spring needles 25 are located in convex block 212;The bottom surface of rocker piece 23 offers guide groove, and convex block 212 stretches into guide groove.
As one embodiment of the present invention, it is provided with first for driving bearing 11 to move up and down on engine base 10 and drives
Dynamic device 30 and the second driving device for driving bearing 11 to move horizontally, to drive 20 direction of needle mould component being located on bearing 11
Pressing plate moves, and realizes that pressing plate acts the pressure holding of rocker piece 23 and display screen.Wherein, first driving means 30 include two idler wheels
32, drive block 31 and the first cylinder 33.Two idler wheels 32 are rotatablely connected with drive block 31, and are respectively arranged at 11 liang of inclinations of bearing
In two inclined guide grooves 111 tiltedly opened up;First cylinder 33 driving drive block 31 moves horizontally.Second driving device includes driving plate
34 and second cylinder.Wherein, driving plate 34 is slidably connected with engine base 10;Bearing 11, drive block 31 and the first cylinder 33 are respectively provided with
It is moved in driving plate 34, and with 34 common horizontal of driving plate.Drive block 31 offers escape groove 311 up and down, to
The light that evacuation halogen lamp 40 is sent out.
To enable pressing plate accurately to press rocker piece 23 and display screen, two third sliding rails 343 are horizontally disposed on engine base 10,
Driving plate 34 is slidably connected with two third sliding rails 343.Two vertical the first sliding rails 341 and level are provided in driving plate 34
Two the second sliding rails 342, drive block 31 is slidably connected with two the second sliding rails 342.Bearing 11 and two the first sliding rails 341 are slided
Dynamic connection.
As second embodiment of the present invention, needle mould component 20 is fixed on engine base 10, first driving means 30 and the
Two driving devices are for driving pressing plate to lift and move horizontally, so that pressing plate is moved at needle mould component 20, float to press
Block 23 and display screen, and then that realizes between two spring needles 25 and the test point of display screen electrical abuts.
As the third embodiment of the present invention, first driving means 30 are for driving pressing plate to move up and down, the second driving
Device is for driving needle mould component 20 to move horizontally, so that pressing plate pressure holding rocker piece 23 and display screen, and then realize two springs
Electrical between needle 25 and the test point of display screen abuts.
In the display screen detection device, there are three photodiode 63, these three photodiodes 63 for setting on engine base 10
It is respectively arranged at the top, lower section and side of integrating sphere 61, and each photodiode 63 is respectively connected with and it is driven to move horizontally
Diode driving.The diode driving can be cylinder.It is aobvious to realize by the way that these three photodiodes 63 are arranged
Display screen is tested under different light environments.
In the display screen detection device, it is additionally provided with the halogen lamp for driving halogen lamp 40 to lift on engine base 10 and drives dress
Set 50 and the third driving device 70 for driving integrating sphere 61 and color analysis instrument 62 to rotate jointly and lift.Wherein, halogen
The Z-direction that can be realized in Fig. 1 that driving lamp 50 can be used moves the one-dimensional slide unit of adjusting, and halogen lamp 40 passes through four
Connecting rod 51 is connected on the turntable of the one-dimensional slide unit.Z-direction that can be in drives edge Fig. 1 can be used in third driving device 70
It is mobile to adjust and rotated around X-axis the two-dimensional slipway adjusted.The one-dimensional slide unit and two-dimensional slipway are the prior art, no longer superfluous herein
It states.
The lid driving device 64 that is in the light for driving the lid 611 that is in the light to move horizontally is provided on engine base 10.After terminating detection,
It can be used cooperatively with third driving device 70 by the lid driving device 64 that is in the light so that the lid 611 that is in the light seals opening for integrating sphere 61
Mouthful.
In addition, to further increase the light utilization of halogen lamp 40, optically focused camera lens can be added on halogen lamp 40.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and it cannot be construed to limiting the scope of the invention in any way.Based on the explanation herein, the technology of this field
Personnel would not require any inventive effort the other specific implementation modes that can associate the present invention, these modes are fallen within
Within protection scope of the present invention.
Claims (10)
1. a kind of display screen detection device, including engine base (10), the needle mould component (20) that is set on the engine base (10) and inspection
Survey component;It is characterized in that,
Display screen card to be detected is put in the needle mould component (20), and the needle mould component (20) can be with the display
Screen electrically conducts;
The detection components include the halogen lamp being set to below the needle mould component (20) and for irradiating the display screen
(40), it is set to the integrating sphere (61) above the needle mould component (20), is set to the needle mould component (20) and the integral
Lens between ball (61) and the color analysis instrument (62) being connected to the integrating sphere (61).
2. display screen detection device according to claim 1, which is characterized in that the needle mould component (20) includes above dividing into
The upper needle mould (21) and lower needle mould (22) set, two spring needles (25), top surfaces being vertically arranged in the upper needle mould (21) are opened
Rocker piece (23) equipped with the card slot (231) for putting display screen to be measured for card and the lower section for being set to the lower needle mould (22)
Pcb board (26);The rocker piece (23) is set on the upper needle mould (21), and can be relative to the upper needle mould (21) up and down
It is mobile;The lower needle mould (22) is stretched out in the bottom end of two spring needles (25), and is electrically abutted with the pcb board (26), two
The upper needle mould (21) is stretched out on the top of a spring needle (25), and can with it is described aobvious in the card slot (231)
The test point of display screen abuts;
Bearing (11) for carrying the needle mould component (20) is provided on the engine base (10) and for pressing the floating
It is first logical to offer the display area for exposing the display screen for the pressing plate of block (23) and the display screen, the pressing plate
Hole.
3. display screen detection device according to claim 2, which is characterized in that the display screen detection device further includes using
In the first driving means (30) for driving the bearing (11) to move up and down, the first driving means (30) include:
Two idler wheels (32), two idler wheels (32) are respectively arranged at two that the inclination of the bearing (11) both sides opens up and tiltedly lead
In slot (111);
Drive block (31), two idler wheels (32) are rotatablely connected with the drive block (31);And
Drive the first cylinder (33) that the drive block (31) moves horizontally.
4. display screen detection device according to claim 3, which is characterized in that the display screen detection device further includes using
In the second driving device for driving the bearing (11) to move horizontally;Second driving device includes:
Driving plate (34), the driving plate (34) are slidably connected with the engine base (10);The bearing (11), the drive block
(31) and first cylinder (33) may be contained in the driving plate (34);And
The second cylinder for driving the driving plate (34) to move horizontally.
5. display screen detection device according to claim 2, which is characterized in that the top surface of the upper needle mould (21) offers
Groove (211), the rocker piece (23) are set in the groove (211);The bottom surface of the rocker piece (23) and the upper needle
Multiple springs (24) are connected between mould (21), and by limiting spiral shell between the rocker piece (23) and the upper needle mould (21)
Silk (27) connection.
6. display screen detection device according to claim 5, which is characterized in that be convexly equipped with convex block in the groove (211)
(212), two spring needles (25) are located in the convex block (212);The bottom surface of the rocker piece (23) offers guide groove,
The convex block (212) is stretched into the guide groove.
7. display screen detection device according to claim 1, which is characterized in that the display screen detection device further includes driving
The third driving device (70) that the dynamic integrating sphere (61) and the color analysis instrument (62) are rotated jointly and lifted.
8. display screen detection device according to claim 7, which is characterized in that the integrating sphere (61) is provided with for sealing
The firmly lid (611) that is in the light of its import is connected on the engine base (10) described in driving and is in the light lid (611) with described in sealing or opening
The lid driving device (64) that is in the light of import.
9. display screen detection device according to claim 1, which is characterized in that the display screen detection device further includes setting
Three photodiodes (63) being placed on the engine base (10), three photodiodes (63) are respectively arranged at the product
Top, lower section and the side of bulb separation (61);Each photodiode (63) is respectively connected with the diode for driving it to move horizontally
Driving device.
10. display screen detection device according to claim 1, which is characterized in that the halogen lamp (40) is provided with optically focused
Camera lens;The halogen lamp (40) is connected with the halogen driving lamp (50) of its lifting of driving.
Priority Applications (1)
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CN201810500465.1A CN108761860B (en) | 2018-05-23 | 2018-05-23 | Display screen detection device |
Applications Claiming Priority (1)
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CN201810500465.1A CN108761860B (en) | 2018-05-23 | 2018-05-23 | Display screen detection device |
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CN108761860A true CN108761860A (en) | 2018-11-06 |
CN108761860B CN108761860B (en) | 2024-01-23 |
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