CN107783321A - LCDs detection means and its method - Google Patents
LCDs detection means and its method Download PDFInfo
- Publication number
- CN107783321A CN107783321A CN201610710203.9A CN201610710203A CN107783321A CN 107783321 A CN107783321 A CN 107783321A CN 201610710203 A CN201610710203 A CN 201610710203A CN 107783321 A CN107783321 A CN 107783321A
- Authority
- CN
- China
- Prior art keywords
- detection
- lcds
- panel
- cabinet
- backlight module
- 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.)
- Pending
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9513—Liquid crystal panels
Abstract
The present invention discloses a kind of LCDs detection means, and it includes：Detection panel, a backlight module fixing groove is which is provided with, the backlight module fixing groove both sides are respectively equipped with a rotation briquetting, and the left and right inferior horn of the detection panel fixes a cushion block respectively；Cabinet is detected, below the detection panel, the detection machine case includes a detection unit for it, and the detection unit side is provided with a cooling mechanism, and the detection unit opposite side connects a power supply；Runing rest, its one end are fixed on below the detection panel, and the other end is fixed on the detection cabinet, and the runing rest is provided with an arc groove, and the arc groove is provided with a wing nut；Signal transmssion line, its one end connect the LCDs, the detection unit of the other end connection detection cabinet.Using the LCDs detection means of the present invention, open defect detection rapidly can be carried out to surveying LCDs on panel.
Description
【Technical field】
The present invention relates to a kind of detection means, and in particular to a kind of LCDs detection means and its method.
【Background technology】
In the electronics industry, LCDs is often by as electronic installations such as television set, flat board notebook and computers
Screen display.As long as electronic equipment has LCDs, just there is backlight module, when backlight module lights, as long as liquid crystal
There is image to show in display screen, even if then LCDs is normal.
Referring to Fig. 1, Fig. 1 illustrates the structural representation of prior art LCDs detection means.It is as shown in figure 1, existing
There is technology LCDs detection means 100, for detecting the open defect of LCDs, it includes a fixed plate 110, one
The data transmission device 130 of cabinet 120 and one is detected, the wherein fixed plate 110 is provided with a backlight module groove 111, the backlight
Module groove 111 is used for fixing backlight module, and the surrounding of fixed plate 110 also has some fixed blocks 112, some fixed blocks 112
For placing LCDs 140；The detection cabinet 120 is sealing structure, and it includes a testing host 121 and a power supply 122,
The testing host 121 is connected to LCDs 140 by data transmission device 130.The LCDs detection means 100
Testing procedure is as follows：First, LCDs 140 is positioned in the fixed block 112 of the fixed plate 110 provided with backlight module；
Then, data transmission device 130 is connected to LCDs 140；Finally, the electricity of open detection cabinet 120 and backlight module
Source, LCDs 140 is detected when light yellow on backlight module.However, existing LCDs detection
Device 100, its fixed block 112 can not adjust with the size of LCDs 140, when needing to detect various sizes of liquid crystal
During display screen 140, then need to change the fixed plate 110 of corresponding size, therefore add testing cost.Further, since detection cabinet
120 be sealing structure, if worked long hours, can cause to detect the poor heat radiation of testing host 121 of cabinet 120 and burn out.
In view of this, it is necessary to develop a kind of LCDs detection means and its method in fact, for fast and efficiently examining
The open defect of LCDs is surveyed, and is avoided because the size of LCDs can not reduce detection efficiency quick-replaceable
Problem.
【The content of the invention】
It is therefore an object of the present invention to a kind of LCDs detection means and its method are provided, for quick detection liquid
The open defect of crystal display screen.
In order to achieve the above object, LCDs detection means of the invention, it includes：
Detection panel, a backlight module fixing groove is which is provided with, the backlight module fixing groove both sides are respectively equipped with a rotation
Briquetting, and the left and right inferior horn of the detection panel fix a cushion block respectively；
Cabinet is detected, below the detection panel, the detection machine case includes a detection unit, the detection unit one for it
Side is provided with a cooling mechanism, and the detection unit opposite side connects a power supply；
Runing rest, its one end are fixed on below the detection panel, and the other end is fixed on the detection cabinet, should
Runing rest is provided with an arc groove, and the arc groove is provided with a wing nut；
Signal transmssion line, its one end connect the LCDs, the detection unit of the other end connection detection cabinet.
Optionally, the both sides of the detection panel are respectively equipped with a groove.
Optionally, the cushion block is provided with a sliding groove.
Optionally, the sliding groove of the cushion block also has a lock screw.
Optionally, the cooling mechanism is radiator fan.
Optionally, the detection panel also includes a power transmission line, and the power transmission line is even by the detection cabinet
Power supply is connected with backlight module fixing groove.
Optionally, the detection panel can carry out the rotation of 180 degree in the arc groove of the runing rest.
In addition, the present invention also provides a kind of LCDs detection method, it is applied to above-mentioned LCDs detection dress
In putting, the LCDs detection method comprises the following steps：
(1) backlight module is first put into the backlight module fixing groove of detection panel, then LCDs is put into detection faces
The cushion block of plate；
(2) position of lock screw on the sliding groove of cushion block is adjusted according to the size of LCDs, makes the cushion block by liquid
Crystal display screen locking clamps, and then adjusts rotation briquetting again, it is fixed LCDs；
(3) LCDs is connected by signal transmssion line with detecting the detection unit of cabinet, then open detection
The power supply of cabinet；
(4) after backlight module is luminous, regulation detection unit makes the same color of the screen display of LCDs, then
The detection angles of LCDs in detection panel are adjusted by runing rest, observation LCDs is under different detection angles
Whether open defect is had；
(5) the screen display another kind color of detection unit control LCDs is adjusted again, then passes through runing rest
The detection angles of LCDs in detection panel are adjusted, whether observation LCDs has outward appearance to lack under different detection angles
Fall into；
(6) after the outward appearance of the LCDs, which detects, to be completed, the LCDs is unloaded, is then loaded on next
LCDs is detected.
Optionally, the step (4) and the screen of the detection unit control LCDs of detection cabinet in step (5) show
The color shown is one kind in black, white, red, blueness, green and yellow.
Compared to prior art, using the LCDs detection means and its method of the present invention, it can not only pass through rotation
Turn LCDs in bracket adjustment detection panel and open defect detection is carried out under different angle, but also can be according to liquid crystal
The size of display screen adjusts the fixed position of cushion block, substantially increases the detection efficiency of LCDs and reduces inspection
Survey cost.
【Brief description of the drawings】
Fig. 1 illustrates the structural representation of prior art LCDs detection means.
Fig. 2 illustrate LCDs detection means of the present invention in structural representation.
Fig. 3 illustrates structural representation of the LCDs detection means of the present invention in a preferred embodiment.
Fig. 4 is Fig. 3 close-up schematic view.
Fig. 5 illustrates signal of the LCDs detection means of the present invention in a preferred embodiment during the first working condition
Figure.
Fig. 6 illustrates signal of the LCDs detection means of the present invention in a preferred embodiment during the second working condition
Figure.
Fig. 7 illustrates the step flow chart of LCDs detection method of the present invention.
【Embodiment】
Referring to Fig. 2, Fig. 2 illustrate LCDs detection means of the present invention in structural representation.
The LCDs detection means 200 of the present invention, for the open defect of quick detection LCDs 310, its
Including：
Detection panel 210, a backlight module fixing groove 211 is which is provided with, the both sides of backlight module fixing groove 211 are set respectively
There is a rotation briquetting 212, and the left and right inferior horn of the detection panel 210 fixes a cushion block 213 respectively；
Cabinet 220 is detected, it includes a detection unit 221 located at the lower section of detection panel 210, the detection cabinet 220,
The side of detection unit 221 is provided with a cooling mechanism 222, and the opposite side of detection unit 221 connects a power supply 223；
Runing rest 230, its one end are fixed on the lower section of detection panel 210, and the other end is fixed on the detection cabinet
On 220, the runing rest 230 is provided with an arc groove 231, and the arc groove 231 is provided with a wing nut 232；
Signal transmssion line 240, its one end connect the LCDs 310, the other end connection detection cabinet 220
Detection unit 221.
In the present embodiment, the both sides of the detection panel are respectively equipped with a groove 214, when LCDs 310 detects
After complete, LCDs 310 can be taken out by the groove 214.
In the present embodiment, the cushion block 213 is provided with a sliding groove 2131.
In the present embodiment, the sliding groove 2131 of the cushion block 213 also has a lock screw 2132.
In the present embodiment, the cooling mechanism 222 is radiator fan, and the radiator fan is dissipated to detection unit 221
Heat, detection unit 221 is avoided to burn out.
In the present embodiment, the detection panel 210 also includes a power transmission line, and the power transmission line is even by the inspection
The power supply 223 for surveying cabinet 220 is connected with backlight module fixing groove 211.
In the present embodiment, the detection panel 210 can carry out 180 degree in the arc groove 231 of the runing rest 230
Rotation.
Knot of the LCDs detection means of the present invention in a preferred embodiment is illustrated referring again to Fig. 3 and Fig. 6, Fig. 3
Structure schematic diagram, Fig. 4 are Fig. 3 close-up schematic view, and Fig. 5 illustrates LCDs detection means of the present invention preferably to be implemented in one
Schematic diagram in example during the first working condition, and Fig. 6 illustrate LCDs detection means of the present invention in a preferred embodiment
In the second working condition when schematic diagram.In the present embodiment, when backlight module (figure not depending on) is fixed on the back of the body of detection panel 210
Optical mode group fixing groove 211 and then LCDs 310 is positioned on cushion block 213, according to the chi of LCDs 310
The position of lock screw 2132, makes the cushion block 213 that LCDs 310 to lock on the sliding groove 2131 of very little regulation cushion block 213
Clamp, then adjust rotation briquetting 212 again, it is fixed LCDs 310, then lead to LCDs 310
Cross signal transmssion line 240 and be connected with detecting the detection unit 221 of cabinet 220；Then, the power supply of open detection cabinet 220
223, after backlight module is luminous, regulation detection unit 221 makes the same color of the screen display of LCDs 310；Connect down
Come by rotating runing rest 230, whether observation LCDs 310 has outward appearance to lack under 135 degree of 45 degree of level and level
Fall into；Finally, regulation detection unit 221 makes the screen display another kind color of LCDs 310；Rotated followed by rotation
Whether support 230, observation LCDs 310 have open defect under 135 degree of 45 degree of level and level.
The present invention provides a kind of LCDs detection method, and it is applied in above-mentioned LCDs detection means 200,
Referring again to Fig. 7, Fig. 7 illustrates the step flow chart of LCDs detection method of the present invention, the LCDs detection method
Comprise the following steps：
Step S101：Backlight module is first put into the backlight module fixing groove 211 of detection panel 210, then by liquid crystal display
Screen 310 is put into the cushion block 213 of detection panel 210；
Step S102：The position of lock screw 2132 on the sliding groove of cushion block 213 is adjusted according to the size of LCDs 310
Put, make the cushion block 213 that LCDs 310 to lock clamping, then adjust rotation briquetting 212 again, make it by LCDs
310 are fixed；
Step S103：LCDs 310 is passed through into signal transmssion line 240 and the phase of detection unit 221 for detecting cabinet 220
Connect, then the power supply 223 of open detection cabinet 220；
Step S104：After backlight module is luminous, regulation detection unit 221 makes the screen display of LCDs 310 same
A kind of color, the detection angles of LCDs 310 in detection panel 210 are then adjusted by runing rest 230, observe liquid crystal
Whether display screen 310 has open defect under different detection angles；
Step S105：The screen display another kind color that detection unit 221 controls LCDs 310 is adjusted again, then
The detection angles of LCDs 310 in detection panel 210 are adjusted by runing rest 230, observation LCDs 310 is not
Whether there is open defect with detection angles；
Step S106：After the outward appearance of the LCDs 310, which detects, to be completed, the LCDs 310 is unloaded, then
Next LCDs 310 is loaded on to be detected.
In the present embodiment, the step step S104 controls with detecting the detection unit 221 of cabinet 220 in step S105
The color of the screen display of LCDs 310 is one kind in black, white, red, blueness, green and yellow.
Compared to prior art, using the LCDs detection means and its method of the present invention, it can not only pass through rotation
Turn LCDs 310 in the regulation detection panel 210 of support 230 and open defect detection is carried out under different angle, but also can
The fixed position of cushion block 213 is adjusted with the size according to LCDs 310, substantially increases LCDs 310
Detection efficiency and reduce testing cost.
Claims (9)
- A kind of 1. LCDs detection means, for the open defect of quick detection LCDs, it is characterised in that bag Include：Detection panel, a backlight module fixing groove being which is provided with, the backlight module fixing groove both sides are respectively equipped with a rotation briquetting, And the left and right inferior horn of the detection panel fixes a cushion block respectively；Cabinet is detected, it is below the detection panel, and the detection machine case includes a detection unit, and the detection unit side is set There is a cooling mechanism, the detection unit opposite side connects a power supply；Runing rest, its one end are fixed on below the detection panel, and the other end is fixed on the detection cabinet, the rotation Support is provided with an arc groove, and the arc groove is provided with a wing nut；Signal transmssion line, its one end connect the LCDs, the detection unit of the other end connection detection cabinet.
- 2. LCDs detection means as claimed in claim 1, it is characterised in that the both sides of the detection panel are set respectively There is a groove.
- 3. LCDs detection means as claimed in claim 1, it is characterised in that the cushion block is provided with a sliding groove.
- 4. LCDs detection means as claimed in claim 1, it is characterised in that the sliding groove of the cushion block also has one Lock screw.
- 5. LCDs detection means as claimed in claim 1, it is characterised in that the cooling mechanism is radiator fan.
- 6. LCDs detection means as claimed in claim 1, it is characterised in that the detection panel also includes a power supply The power supply of the detection cabinet is even connected by transmission line, the power transmission line with backlight module fixing groove.
- 7. LCDs detection means as claimed in claim 1, it is characterised in that the detection panel can be in the rotation The arc groove of support carries out the rotation of 180 degree.
- A kind of 8. LCDs detection method, applied in above-mentioned LCDs detection means, it is characterised in that including with Lower step：(1) backlight module is first put into the backlight module fixing groove of detection panel, then LCDs is put into detection panel Cushion block；(2) position of lock screw on the sliding groove of cushion block is adjusted according to the size of LCDs, makes the cushion block by liquid crystal Display screen locking clamps, and then adjusts rotation briquetting again, it is fixed LCDs；(3) LCDs is connected by signal transmssion line with detecting the detection unit of cabinet, then open detection cabinet Power supply；(4) after backlight module is luminous, regulation detection unit makes the same color of the screen display of LCDs, then passes through Runing rest regulation detection panel on LCDs detection angles, observation LCDs under different detection angles whether There is open defect；(5) the screen display another kind color of detection unit control LCDs is adjusted again, is then adjusted by runing rest Whether the detection angles of LCDs in detection panel, observation LCDs have open defect under different detection angles；(6) after the outward appearance of the LCDs, which detects, to be completed, the LCDs is unloaded, is then loaded on next liquid crystal Display screen is detected.
- 9. LCDs detection method as claimed in claim 8, it is characterised in that the step (4) in step (5) with examining It is black, white, red, blueness, green and Huang that the detection unit of survey cabinet, which controls the color of the screen display of LCDs, One kind in color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710203.9A CN107783321A (en) | 2016-08-24 | 2016-08-24 | LCDs detection means and its method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610710203.9A CN107783321A (en) | 2016-08-24 | 2016-08-24 | LCDs detection means and its method |
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| Publication Number | Publication Date |
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| CN107783321A true CN107783321A (en) | 2018-03-09 |
Family
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| CN201610710203.9A Pending CN107783321A (en) | 2016-08-24 | 2016-08-24 | LCDs detection means and its method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108921843A (en) * | 2018-07-05 | 2018-11-30 | 深圳市路畅科技股份有限公司 | A kind of system and method detecting automatic navigator performance |
| CN109171271A (en) * | 2018-10-27 | 2019-01-11 | 张立彬 | A kind of Internet bar's desktop antitheft mobile phone alarm device |
| CN109298552A (en) * | 2018-03-22 | 2019-02-01 | 苏州故善得电子科技有限公司 | A kind of fixation device detecting LCD liquid crystal display screen |
| CN109307940A (en) * | 2018-03-22 | 2019-02-05 | 苏州故善得电子科技有限公司 | A kind of fixation device when adjustable LCD liquid crystal display screen detects |
| CN110133881A (en) * | 2019-05-24 | 2019-08-16 | 苏州凌云视界智能设备有限责任公司 | A kind of lighting jig |
| CN111589732A (en) * | 2020-05-13 | 2020-08-28 | 武汉精立电子技术有限公司 | Notebook display screen and appearance detection system and method |
| WO2021147386A1 (en) * | 2020-01-21 | 2021-07-29 | 上海万物新生环保科技集团有限公司 | Screen scratch and crack detection method and device |
| CN114486817A (en) * | 2022-01-17 | 2022-05-13 | 深圳市申拓科技有限公司 | Multifunctional detection equipment for semiconductor |
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| CN111589732A (en) * | 2020-05-13 | 2020-08-28 | 武汉精立电子技术有限公司 | Notebook display screen and appearance detection system and method |
| CN114486817A (en) * | 2022-01-17 | 2022-05-13 | 深圳市申拓科技有限公司 | Multifunctional detection equipment for semiconductor |
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Application publication date: 20180309 |