CN103399421B - The test macro of liquid crystal panel and method - Google Patents
The test macro of liquid crystal panel and method Download PDFInfo
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- CN103399421B CN103399421B CN201310311022.5A CN201310311022A CN103399421B CN 103399421 B CN103399421 B CN 103399421B CN 201310311022 A CN201310311022 A CN 201310311022A CN 103399421 B CN103399421 B CN 103399421B
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- conduction
- electric rail
- liquid crystal
- crystal panel
- heat
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- 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 test macro and method of liquid crystal panel, described system comprises: testing cassete; One side opening is arranged, for placing liquid crystal panel to be tested; Conduct electricity electric rail; It is arranged at the inner side of described testing cassete, and connects external power source; Heat bar; It is arranged in described testing cassete, and connects the electric rail of described conduction, for producing heat when described external power source connected by the electric rail of described conduction, to test described liquid crystal panel to be tested.The present invention not only testing cost is low, and can unify to test liquid crystal panel, and testing efficiency is high, effective.
Description
[technical field]
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of test macro and method of liquid crystal panel.
[background technology]
Along with constantly popularizing of liquid crystal panel, more and more higher to the requirement of liquid crystal panel quality, before liquid crystal panel dispatches from the factory, need to detect liquid crystal panel, to ensure the yield of product.Especially in prior art manufacturer mainly with open cell(liquid crystal panel) form shipment, decrease backlight module using and verifying in module factory gradually, this brings great challenge to the detection of liquid crystal panel.
Prior art is when detecting liquid crystal panel, by TV (TV) machine system, liquid crystal panel is detected mostly, mainly pass through liquid crystal panel heat supply, to detect operating index when liquid crystal panel early temperature rising, ensure that the liquid crystal panel dispatched from the factory can not cause the appearance of the problems such as distortion due to the rising of temperature.But the heat that the TV machine system due to the generation of different TV complete system plants discharges when detecting liquid crystal panel is different, cause the effect of detection poor, can not unify and accurately and effectively liquid crystal panel be detected, and the TV machine system passed through detects liquid crystal panel, cost is higher.
Therefore, there is following technical matters in prior art: high to the testing cost of liquid crystal panel, efficiency is low, and Detection results is poor.
[summary of the invention]
Given this, the invention provides a kind of test macro and method of liquid crystal panel, high to the testing cost of liquid crystal panel to solve in prior art, efficiency is low, and the technical matters that Detection results is poor.
For solving the problems of the technologies described above, the present invention constructs a kind of test macro of liquid crystal panel, and described system comprises:
Testing cassete; One side opening is arranged, for placing liquid crystal panel to be tested;
Conduct electricity electric rail; It is arranged at the inner side of described testing cassete; And
Heat bar; It is arranged in described testing cassete, and connects the electric rail of described conduction, for producing heat after the electric rail of described conduction switches on power, to test described liquid crystal panel to be tested.
For solving the problems of the technologies described above, the present invention have also been constructed a kind of method of testing of liquid crystal panel, said method comprising the steps of:
There is provided a testing cassete, a side opening of wherein said testing cassete is arranged, the heat bar being provided with the electric rail of conduction in described testing cassete and being connected with the electric rail of described conduction;
Liquid crystal panel to be tested is positioned in described testing cassete open side; And
To the electric rail energising of described conduction, to make described heat bar produce heat, and by the heat that described heat bar produces, described liquid crystal panel to be tested is tested.
The present invention is by providing a testing cassete, one side opening is arranged, the heat bar that inside is provided with the electric rail of conduction and is connected with the electric rail of described conduction, when testing liquid crystal panel, described liquid crystal panel is flat on the peristome side of described testing cassete, and to the electric rail energising of described conduction, make described heat bar produce heat, thus described liquid crystal panel is tested.Obviously, the present invention not only testing cost is low, and can unify to test liquid crystal panel, and testing efficiency is high, effective.
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, be described in detail below:
[accompanying drawing explanation]
Fig. 1 is the side view of testing cassete in the embodiment of the present invention;
Fig. 2 is the vertical view of testing cassete in the embodiment of the present invention;
Fig. 3 is the structural representation of heat bar in the embodiment of the present invention;
Fig. 4 is the structural representation of light source strip in the embodiment of the present invention;
Fig. 5 is the structural representation of base plate in the embodiment of the present invention;
Fig. 6 is the structural representation of louvre in the embodiment of the present invention;
Fig. 7 is the schematic flow sheet of liquid crystal panel method of testing in the embodiment of the present invention.
[embodiment]
The explanation of following embodiment is graphic with reference to what add, can in order to the specific embodiment implemented in order to illustrate the present invention.The direction term that the present invention mentions, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " side " etc., be only the direction with reference to annexed drawings.Therefore, the direction term of use is in order to illustrate and to understand the present invention, and is not used to limit the present invention.In the drawings, the unit that structure is similar represents with identical label.
See also Fig. 1 and Fig. 2, Fig. 1 is the side view of the test macro of liquid crystal panel in the embodiment of the present invention, and Fig. 2 is the vertical view of the test macro of liquid crystal panel in the embodiment of the present invention.
The test macro of described liquid crystal panel comprises testing cassete 10, and described testing cassete 10 comprises peristome 11 and a base plate 12, and described peristome 11 is oppositely arranged with described base plate 12.
Arrange the electric rail 13 of conduction and heat bar 14 in described testing cassete 10, the electric rail 13 of described conduction connects external power source, and described heat bar 14 connects the electric rail 13 of described conduction.The electric rail of described conduction 13 comprises the first conduction electricity rail 131 and the electric rail 132 of the second conduction, the electric rail 131 of described first conduction is arranged at both sides relative in described testing cassete 10 with the electric rail 132 of the second conduction, and described heat bar 14 is by the electric rail 131 of described first conduction and the support and connection of the second conduction electric rail 132.
Concrete, each conducts electricity electric rail and offers at least one pickup groove along its length, the equal one_to_one corresponding of pickup groove on the described first electric rail 121 of conduction and the electric rail 122 of described second conduction, and to be fixed supported described heat bar 14 by described pickup groove one to one.Wherein when each conduct electricity the pickup groove of electric rail be multiple time, described pickup groove conducts electricity the length direction of electric rail along its place evenly distributed.For example refer to Fig. 3, Fig. 3 is the partial schematic diagram of the electric rail 131 of described first conduction, the electric rail 131 of described first conduction offers multiple pickup groove 133, Fig. 3 only illustrates a part, described pickup groove 133 is evenly distributed along the length direction A of the electric rail 131 of described first conduction, and described pickup groove 133 can be fixed described heat bar 14.
In the present embodiment, described heat bar 14 is preferably light source strip.For example refer to Fig. 4, described light source strip 14 comprises power strip main body 141 and is arranged on the power supply 142 in described power strip main body 141, and described power supply 142 is for producing heat when lighting.Described light source 142 is for example LED, and described LED is evenly distributed along the length direction B of described light source strip main body 141, with the even heat making described light source strip 14 produce.
See also Fig. 2, be provided with the heat bar 14 of at least one in described testing cassete 11, described heat bar 14 is by described pickup groove 133(Fig. 3) the electric rail 13 of the described conduction that is connected together, and can in the position of direction A free adjustment on the electric rail 13 of described conduction.And the electric rail of described conduction 13 is except for being fixed except described heat bar 14, also for powering to described heat bar 14, produce heat to make described heat bar 14.After being for example energized to the described light source strip 14 shown in Fig. 4, the LED on described light source strip 14 is lighted, and then produces heat.
Refer to Fig. 5, Fig. 4 is the schematic diagram of the base plate 12 of described testing cassete 10, and wherein said base plate 12 is arranged relative to described peristome 11, described base plate 12 is provided with the louvre 121 of at least one.Concrete, described louvre 121 is evenly distributed along a fixed-direction of described base plate 12, such as in Figure 5, described louvre 121 along the line direction of described base plate 12 and column direction evenly distributed.
Refer to Fig. 6, in embodiments of the present invention, described louvre 121 includes pleated portions 122, by the size of the adjustable described louvre 121 of described pleated portions 122, and controls the heat in described testing cassete 10 thus.
The principle of work of the test macro of the liquid crystal panel that the embodiment of the present invention provides is:
When testing liquid crystal panel, described liquid crystal panel being flat on the peristome 11 of described testing cassete 10, afterwards the electric rail 13 of described conduction being energized.After the electric rail 13 of described conduction is energized, described heat bar 14 starts to produce heat, and the heat produced by described heat bar 14 is tested described liquid crystal panel.
In test process, owing to being provided with multiple heat bar 14 in described testing cassete 10, the heat supply therefore by regulating the position of described heat bar 14 to control described liquid crystal panel.
In test process, also by regulating the size of the described pleated portions 122 on described louvre 121, regulate the heat in described testing cassete 10, for example once the heat in described testing cassete 10 is excessive, then compress described pleated portions 122, to make described louvre 121 become large, the heat accelerated in described testing cassete 10 distributes; Otherwise stretch described pleated portions 122, to make described louvre 121 diminish, the heat reduced in described testing cassete 10 distributes.
Refer to Fig. 6, the schematic flow sheet of the method for testing of the liquid crystal panel that Fig. 6 provides for the embodiment of the present invention, the test macro of the liquid crystal panel that the method for testing of wherein said liquid crystal panel provides based on the present embodiment and completing.
In step s 601, a testing cassete 10 is provided.
Described testing cassete 10 comprises peristome 11 and a base plate 12, and described peristome 11 is oppositely arranged with described base plate 12, and described base plate 12 offers louvre 121, arranges the electric rail 13 of conduction and heat bar 14 in described testing cassete 10.
In step S602, liquid crystal panel to be tested is positioned in the open side (i.e. peristome 11) of described testing cassete 10.
In step S603, the electric rail 13 of described conduction is energized, to make described heat bar 14 produce heat, and by the heat that described heat bar 14 produces, described liquid crystal panel to be tested is tested.
In the present embodiment, described heat bar 14 is preferably light source strip.For example refer to Fig. 4, described light source strip 14 comprises power strip main body 141 and is arranged on the power supply 142 in described power strip main body 141, described power supply 142 for producing heat when lighting, and produces heat to test described liquid crystal panel to be tested by described power supply 142.Described light source 142 is for example LED, and described LED is evenly distributed along the length direction B of described light source strip main body 141, with the even heat making described light source strip 14 produce.
The electric rail of wherein said conduction 13 comprises the first conduction electricity rail 131 and the electric rail 132 of the second conduction, the electric rail 131 of described first conduction is arranged at both sides relative in described testing cassete 10 with the electric rail 132 of the second conduction, and described heat bar 14 is by the electric rail 131 of described first conduction and the support and connection of the second conduction electric rail 132.
See also Fig. 6, described louvre 121 includes pleated portions 122, by the size of the adjustable described louvre 121 of described pleated portions 122, and controls the heat in described testing cassete 10 thus.
The present invention is by providing a testing cassete, one side opening is arranged, the heat bar that inside is provided with the electric rail of conduction and is connected with the electric rail of described conduction, when testing liquid crystal panel, described liquid crystal panel is flat on the peristome side of described testing cassete, and to the electric rail energising of described conduction, described heat bar produces heat thus tests described liquid crystal panel.Obviously, the present invention not only testing cost is low, and can unify to test liquid crystal panel, and testing efficiency is high, effective.
In sum; although the present invention discloses as above with preferred embodiment; but above preferred embodiment is also not used to limit the present invention; those of ordinary skill in the art; without departing from the spirit and scope of the present invention; all can do various change and retouching, the scope that therefore protection scope of the present invention defines with claim is as the criterion.
Claims (5)
1. a test macro for liquid crystal panel, is characterized in that, comprising:
Testing cassete; One side opening is arranged, for placing liquid crystal panel to be tested;
Conduct electricity electric rail; It is arranged at the inner side of described testing cassete, and connects external power source; And
Heat bar; It is arranged in described testing cassete, and connects the electric rail of described conduction, for producing heat when described external power source connected by the electric rail of described conduction, to test described liquid crystal panel to be tested; Described heat bar comprises power strip, and described power strip comprises power strip main body and is arranged on the power supply in described power strip main body, and described power supply is evenly distributed along the length direction of described power strip main body;
Base plate, the side of itself and described testing cassete opening is oppositely arranged, and described base plate offers louvre; Described louvre includes pleated portions, and described pleated portions is for changing the size of described louvre;
Wherein, the electric rail of described conduction comprises the first conduction electricity rail and the electric rail of the second conduction, the electric rail of described first conduction is arranged at both sides relative in described testing cassete with the electric rail of the second conduction, each conducts electricity electric rail and offers at least one pickup groove along its length, the equal one_to_one corresponding of pickup groove on the described first electric rail of conduction and the electric rail of described second conduction, and to be fixed supported described heat bar by described pickup groove one to one; Described pickup groove conducts electricity the length direction of electric rail along its place evenly distributed.
2. the test macro of liquid crystal panel according to claim 1, is characterized in that, described power supply is used for producing heat when lighting.
3. a method of testing for liquid crystal panel, is characterized in that, comprising:
One testing cassete is provided, one side opening of wherein said testing cassete is arranged, be provided with the electric rail of conduction and the heat bar be connected with the electric rail of described conduction and base plate in described testing cassete, the side of described base plate and described testing cassete opening is oppositely arranged, and described base plate offers louvre; Described louvre includes pleated portions, and described pleated portions is for changing the size of described louvre; Wherein, the electric rail of described conduction comprises the first conduction electricity rail and the electric rail of the second conduction, the electric rail of described first conduction is arranged at both sides relative in described testing cassete with the electric rail of the second conduction, each conducts electricity electric rail and offers at least one pickup groove along its length, the equal one_to_one corresponding of pickup groove on the described first electric rail of conduction and the electric rail of described second conduction, and to be fixed supported described heat bar by described pickup groove one to one; Described heat bar comprises power strip, and described power strip comprises power strip main body and is arranged on the power supply in described power strip main body, and described power supply is evenly distributed along the length direction of described power strip main body; Described pickup groove conducts electricity the length direction of electric rail along its place evenly distributed;
Liquid crystal panel to be tested is positioned in the open side of described testing cassete; And
To the electric rail energising of described conduction, to make described heat bar produce heat, and by the heat that described heat bar produces, described liquid crystal panel to be tested is tested.
4. the method for testing of liquid crystal panel according to claim 3, is characterized in that, to the electric rail energising of described conduction, comprises with the step making described heat bar produce heat:
To the electric rail energising of described conduction, to light described power supply, and produce heat to test described liquid crystal panel to be tested by described power supply.
5. the method for testing of liquid crystal panel according to claim 4, is characterized in that, when the heat produced by described heat bar is tested described liquid crystal panel to be tested, described method is further comprising the steps of:
By changing described pleated portions to change the size of described louvre, and control the heat in described testing cassete thus.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310311022.5A CN103399421B (en) | 2013-07-23 | 2013-07-23 | The test macro of liquid crystal panel and method |
| PCT/CN2013/080121 WO2015010300A1 (en) | 2013-07-23 | 2013-07-25 | System and method for testing liquid crystal panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310311022.5A CN103399421B (en) | 2013-07-23 | 2013-07-23 | The test macro of liquid crystal panel and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103399421A CN103399421A (en) | 2013-11-20 |
| CN103399421B true CN103399421B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310311022.5A Active CN103399421B (en) | 2013-07-23 | 2013-07-23 | The test macro of liquid crystal panel and method |
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| Country | Link |
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| CN (1) | CN103399421B (en) |
| WO (1) | WO2015010300A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105259685B (en) * | 2015-11-27 | 2018-08-24 | 武汉华星光电技术有限公司 | A kind of experiment jig applied to liquid crystal display die set |
| CN107316595B (en) * | 2017-07-03 | 2020-09-01 | 深圳市华星光电技术有限公司 | Backlight source device for aging test and aging test method of liquid crystal display panel |
| CN113851065B (en) * | 2020-06-09 | 2023-08-22 | 华为技术有限公司 | Display panel testing device and display panel testing box |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881424A (en) * | 2010-06-17 | 2010-11-10 | 深圳市华星光电技术有限公司 | Backlight module and lamp tube support frame thereof |
| CN102981290A (en) * | 2012-11-29 | 2013-03-20 | 友达光电(厦门)有限公司 | Diaphragm detection jig used for liquid crystal display module |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW509329U (en) * | 2001-04-19 | 2002-11-01 | Hannstar Display Corp | Electrified rack |
| KR101264675B1 (en) * | 2005-09-01 | 2013-05-16 | 엘지디스플레이 주식회사 | Backlight unit using a test device for testing of LCD Panel |
-
2013
- 2013-07-23 CN CN201310311022.5A patent/CN103399421B/en active Active
- 2013-07-25 WO PCT/CN2013/080121 patent/WO2015010300A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881424A (en) * | 2010-06-17 | 2010-11-10 | 深圳市华星光电技术有限公司 | Backlight module and lamp tube support frame thereof |
| CN102981290A (en) * | 2012-11-29 | 2013-03-20 | 友达光电(厦门)有限公司 | Diaphragm detection jig used for liquid crystal display module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103399421A (en) | 2013-11-20 |
| WO2015010300A1 (en) | 2015-01-29 |
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