CN103499894B - Signal wire connector, display panel testing and detection method - Google Patents
Signal wire connector, display panel testing and detection method Download PDFInfo
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- CN103499894B CN103499894B CN201310500528.0A CN201310500528A CN103499894B CN 103499894 B CN103499894 B CN 103499894B CN 201310500528 A CN201310500528 A CN 201310500528A CN 103499894 B CN103499894 B CN 103499894B
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Abstract
The present invention relates to display device preparing technical field, be specifically related to a kind of signal wire connector, display panel testing and method.This signal wire connector comprises: the first support plate being provided with the first Wiring area; And, for the second Wiring area that the draw from display panel second support plate is arranged and the fixing pressing structure of described first Wiring area pressing.The signal wire connector that the embodiment of the present invention provides, compared to clamp-close type connector of the prior art, even if in the inaccurate situation of contraposition, also the damage of signal wire connector or the second support plate can not be caused, and due to only contraposition need be carried out in the direction vertical with signal wire connector, therefore considerably reduce task difficulty, shorten the activity duration, improve the efficiency that defects of liquid crystal display panel is detected; Meanwhile, owing to plugging frequently, therefore failure rate obtains and effectively reduces, and extends the serviceable life of signal wire connector.
Description
Technical field
The display panel testing method that the present invention relates to display device preparing technical field, be specifically related to a kind of signal wire connector, comprise the display panel testing of this signal wire connector and realize according to this signal wire connector.
Background technology
Flat-panel monitor compare to have with traditional cathode-ray tube display frivolous, driving voltage is low, do not have the advantage such as flashing and long service life; Flat-panel monitor is divided into active illuminating display and passive active display; Such as, thin-film transistor LCD device (ThinFilmTransistor-LiquidCrystalDisplay, TFT-LCD) be exactly a kind of passive active display, because it has frame stabilization, image fidelity, elimination radiation, saves space and save the advantages such as energy consumption, be widely used in the electronic products such as TV, mobile phone, display, occupied the leading position in plane display field.
In the manufacture process of liquid crystal indicator, be mainly divided into array (Array), color film (ColorFilter), become box (Cell) and module (Module) production technology.To test many times in each production phase of liquid crystal indicator, such as, driving chip makes on the glass substrate by some modules, i.e. COG(ChipOnGlass, pasting chip on glass substrate) product, then in module production technology, need to carry out lighting test to COG product, namely different LVDS(LowVoltageDifferentialSignaling is utilized, Low Voltage Differential Signal) signal, by the FPC(FlexiblePrintedCircuit drawn from display panels, flexible PCB) input display panels to be detected, by detecting the lighting picture of display panels under different LVDS signals whether existing defects and get rid of bad product, promote the yield of liquid crystal indicator.
In display panels detection technique field, above-mentioned LVDS signal input refers to uses signal wire and signal wire connector, is input on display panels by LVDS signal.As shown in fig. 1, for signal wire connector conventional in prior art, this signal wire connector comprises clamp-close type connector 5, the first Wiring area 11 is provided with in clamp-close type connector 5, from display panels draw the second support plate 2(as flexible PCB etc.) be provided with accordingly the second Wiring area 21(for convenience of display, in diagram be in grafting process flexible PCB overturn before structure); After flexible PCB is accurately inserted clamp-close type connector 5, the first Wiring area 11 in the second Wiring area 21 on flexible PCB and clamp-close type connector 5 realizes electrical connection, and then LVDS signal is inputed to display panels by this signal wire connector carries out defects detection.
But, due to must after contraposition, accurate for flexible PCB grafting could be entered clamp-close type connector, but in clamp-close type connector, contraposition is error slightly, then can cause the damage of flexible PCB or clamp-close type connector in the process of grafting, therefore require very high for aligning accuracy, need to carry out contraposition in all directions of clamp-close type connector, cause task difficulty very large, the activity duration is longer.Meanwhile, because needs plug frequently, therefore the serviceable life of clamp-close type connector is usually shorter, and be only about 100 times average life, failure rate is very high, have impact on the efficiency detected defects of liquid crystal display panel greatly.
In sum, low, the failure rate is low of a kind of task difficulty and the signal wire connector of longer service life urgently provide.
Summary of the invention
(1) technical matters that will solve
The object of the present invention is to provide that a kind of task difficulty is low, failure rate is low and the signal wire connector of longer service life; Further present invention also offers display panel testing and the detection method of the realization of this signal wire connector of a kind of application.
(2) technical scheme
Technical solution of the present invention is as follows:
A kind of signal wire connector, comprising:
Be provided with the first support plate of the first Wiring area; And,
For the second Wiring area that the draw from display panel second support plate is arranged and the fixing pressing structure of described first Wiring area pressing.
Preferably, described first support plate is provided with the locating slot with described second support plate width adaptation, described first Wiring area is arranged on bottom described locating slot.
Preferably, described pressing structure comprises the first lever be positioned at above described first support plate, the fulcrum of described first lever is be arranged on the first support column on described first support plate, and the resistance end of described first lever is provided with for the pressing plate by described first Wiring area and the second Wiring area pressing.
Preferably, described first support plate is provided with multiple described first Wiring area.
Preferably, described first lever can turn at the plane internal rotation parallel with described first support plate.
Preferably, described pressing structure also comprises the second lever be positioned at above described first support plate, and the fulcrum of described second lever is be arranged on the second support column on described first support plate, the resistance end of described second lever and the power end of described first lever hinged.
Preferably, described second support plate is flexible PCB.
Preferably, described signal wire connector is for transmitting Low Voltage Differential Signal.
Present invention also offers a kind of display panel testing comprising any one signal wire connector above-mentioned.
Present invention also offers a kind of display panel testing method realized according to any one signal wire connector above-mentioned:
A kind of display panel testing method, comprises step:
By the second Wiring area on described second support plate and described first Wiring area contraposition;
By described laminating mechanism by the first wire area second Wiring area pressing;
Detection signal is inputted to display panel by described signal wire connector.
(3) beneficial effect
The signal wire connector that the embodiment of the present invention provides, by arranging laminating mechanism, utilize laminating mechanism, the second Wiring area that second support plate of drawing from display panel is arranged and the pressing being arranged on the first Wiring area pressing on the first support plate, thus realize the electrical connection of the first Wiring area and the second Wiring area; Compared to clamp-close type connector of the prior art, even if in the inaccurate situation of contraposition, also the damage of signal wire connector or the second support plate can not be caused, and due to only contraposition need be carried out in the direction vertical with signal wire connector, therefore task difficulty is considerably reduced, shorten the activity duration, improve the efficiency that defects of liquid crystal display panel is detected; Meanwhile, owing to plugging frequently, therefore failure rate obtains and effectively reduces, and extends the serviceable life of signal wire connector.
Accompanying drawing explanation
Fig. 1 is the structural representation of signal wire connector in prior art;
Fig. 2 is that the one of signal wire connector in the embodiment of the present invention realizes structural representation;
Fig. 3 is that the another kind of signal wire connector in the embodiment of the present invention realizes structural representation.
In figure: 1: the first support plate; 11: the first Wiring areas; 13: signal input; 2: the second support plates; 21: the second Wiring areas; 3: the first levers; 31: the first support columns; 32: pressing plate; 4: the second levers; 41: the second support columns; 5: clamp-close type connector.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described further.Following examples only for illustration of the present invention, but are not used for limiting the scope of the invention.
Provide firstly a kind of signal wire connector in the present embodiment, as shown in Figure 2, this signal wire connector mainly comprises the first support plate 1 and laminating mechanism; From display panel draw the second support plate 2(such as, second support plate can be flexible PCB, also can be the circuit board etc. of other types) on be provided with the second Wiring area 21(for convenience of display, be the structure in grafting process before flexible PCB upset in diagram), corresponding, the wiring first support plate 1 being provided with the first Wiring area, Wiring area 11, first 11 and the second Wiring area 21 is mated completely, and the first support plate 1 is also provided with the signal input 13 for accessing detection signal; Laminating mechanism is used in display panel testing process, when the second Wiring area 21 moves to directly over the first Wiring area 11, first Wiring area 11 and the second Wiring area 21 pressing are fixed, realize the electrical connection of the first Wiring area 11 and the second Wiring area 21, thus the detection signal of LVDS signal or other types can be input in display panel by signal wire connector carry out defects detection.Compared to clamp-close type connector of the prior art, even if the signal wire connector in the present embodiment is in the inaccurate situation of contraposition, also the damage of signal wire connector or the second support plate 2 can not be caused, and due to only contraposition need be carried out in the direction vertical with signal wire connector, therefore task difficulty is considerably reduced, shorten the activity duration, improve the efficiency that defects of liquid crystal display panel is detected; Meanwhile, owing to plugging frequently, therefore failure rate obtains and effectively reduces, and extends the serviceable life of signal wire connector.
Occur offset and cause loose contact between first Wiring area 11 and the second Wiring area 21 in testing process, also on the first support plate 1, locating slot is provided with in the present embodiment, the width of locating slot and the width adaptation of the second support plate 2, and the first Wiring area 11 is arranged on bottom locating slot; Ensure that the first Wiring area 11 and the second Wiring area 21 are kept in touch in vertical direction by laminating mechanism, the horizontal direction being ensured the first Wiring area 11 and the second Wiring area 21 by locating slot does not offset, thus ensure that the reliability that the first Wiring area 11 is electrically connected with the second Wiring area 21.
A kind of specific implementation of above-mentioned laminating mechanism is additionally provided in the present embodiment; Such as, pressing structure in the present embodiment comprises the first lever 3 be positioned at above the first support plate 1, the fulcrum of the first lever 3 is that the resistance end of the first support column 31, first lever 3 be arranged on the first support plate 1 is provided with for the pressing plate 32 by the first Wiring area 11 and the second Wiring area 21 pressing.In lighting testing process, by promoting the power end of the first lever 3, thus the resistance end of the first lever 3 is pressed down, and then drive the pressing plate 32 being arranged on the first lever 3 resistance end by the first Wiring area 11 and the second Wiring area 21 pressing; After lighting detection terminates, by pressing down the power end of the first lever 3, thus the resistance end of the first lever 3 is promoted, and then drive the pressing plate 32 being arranged on the first lever 3 resistance end to promote, the first Wiring area 11 is separated with the second Wiring area 21.
Further, the quantity of above-mentioned first Wiring area 11 can have multiple; By arranging multiple first Wiring area 11 on the first support plate 1, thus the first different Wiring areas 11 can be utilized to export different detection signals, also multiple first Wiring area 11 can be utilized to access multiple second Wiring area 21 simultaneously, thus realize to carry out defects detection to multiple display panel simultaneously, the efficiency of further lifting defects detection, shortens working hours.
Corresponding with above-mentioned multiple first Wiring area 11, multiple laminating mechanism can be set pressing is carried out to the first Wiring area 11 and the second Wiring area 21 that are positioned at diverse location; Also above-mentioned first lever 3 can be set to rotatable structure, namely the first lever 3 can turn at the plane internal rotation parallel with the first support plate 1, like this, by rotating the first lever 3, the pressing plate 32 of the first lever 3 resistance end can be moved to different positions, thus pressing can be carried out to the first Wiring area 11 and the second Wiring area 21 being positioned at diverse location, and multiple laminating mechanism need not be set.
Certainly, above-mentioned pressing structure is only example, laminating mechanism in the present invention is not limited to above-mentioned implementation, such as, as shown in Figure 3, another implementation of above-mentioned laminating mechanism is additionally provided in the present embodiment, this laminating mechanism is except comprising the first above-mentioned lever 3, the fulcrum also comprising the second lever 4, second lever 4 be positioned at above the first support plate 1 is that the power end of the resistance end of the second support column 41, second lever 4 be arranged on the first support plate 1 and the first lever 3 is hinged.In lighting testing process, by pressing down the power end of the second lever 4, thus the resistance end of the second lever 4 is promoted, and then to drive and the power end of hinged the first lever 3 of the second lever 4 resistance end promotes, thus the resistance end of the first lever 3 is pressed down, and then drive the pressing plate 32 being arranged on the first lever 3 resistance end by the first Wiring area 11 and the second Wiring area 21 pressing; In lighting detection terminates, by promoting the power end of the second lever 4, thus the resistance end of the second lever 4 is pressed down, and then to drive and the power end of hinged the first lever 3 of the second lever 4 resistance end presses down, thus the resistance end of the first lever 3 is promoted, and then driving the pressing plate 32 being arranged on the first lever 3 resistance end to promote, the first Wiring area 11 is separated with the second Wiring area 21.
A kind of display panel testing comprising any one signal wire connector above-mentioned is additionally provided in the present embodiment.Due to the signal wire connector used have that work difficulty is low, the advantage such as failure rate is low and long service life, accordingly, the work difficulty of this display panel testing also display panel testing more of the prior art is lower, failure rate is lower, longer service life, thus the efficiency that defects of display panel prison is detected can be promoted, shorten the manufacturing cycle of display device.
A kind of display panel testing method realized according to any one signal wire connector above-mentioned is additionally provided in the present embodiment; This detection method mainly comprises the following steps:
S1. by the first Wiring area on the second support plate and the second Wiring area contraposition; Compared to clamp-close type connector of the prior art, only need the vertical direction contraposition in the first Wiring area in the present embodiment, contraposition difficulty reduces greatly;
S2. by laminating mechanism by the first wire area second Wiring area pressing; Compared to clamp-close type connector of the prior art, the signal wire connector in the present embodiment can be avoided plugging frequently, thus extends the serviceable life of signal wire connector;
S3. input detection signal by signal wire connector to display panel, carry out lighting detection.
Above embodiment is only for illustration of the present invention; and be not limitation of the present invention; the those of ordinary skill of relevant technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification, therefore all equivalent technical schemes also belong to protection category of the present invention.
Claims (9)
1. a signal wire connector, is characterized in that, comprising:
Be provided with the first support plate of the first Wiring area; And,
For the second Wiring area that the draw from display panel second support plate is arranged and the fixing pressing structure of described first Wiring area pressing, described pressing structure comprises the first lever be positioned at above described first support plate, the fulcrum of described first lever is be arranged on the first support column on described first support plate, and the resistance end of described first lever is provided with for the pressing plate by described first Wiring area and the second Wiring area pressing.
2. signal wire connector according to claim 1, is characterized in that, described first support plate is provided with the locating slot with described second support plate width adaptation, described first Wiring area is arranged on bottom described locating slot.
3. signal wire connector according to claim 1, is characterized in that, described first support plate is provided with multiple described first Wiring area.
4. signal wire connector according to claim 3, is characterized in that, described first lever can turn at the plane internal rotation parallel with described first support plate.
5. signal wire connector according to claim 1, it is characterized in that, described pressing structure also comprises the second lever be positioned at above described first support plate, the fulcrum of described second lever is be arranged on the second support column on described first support plate, the resistance end of described second lever and the power end of described first lever hinged.
6. the signal wire connector according to claim 1-5 any one, is characterized in that, described second support plate is flexible PCB.
7. signal wire connector according to claim 6, is characterized in that, described signal wire connector is for transmitting Low Voltage Differential Signal.
8. a display panel testing, is characterized in that, comprises the signal wire connector according to claim 1-7 any one.
9. the display panel testing method that the signal wire connector according to claim 1-7 any one realizes, is characterized in that, comprise step:
By the second Wiring area on described second support plate and described first Wiring area contraposition;
By described laminating mechanism by the first Wiring area and the second Wiring area pressing;
Detection signal is inputted to display panel by described signal wire connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310500528.0A CN103499894B (en) | 2013-10-22 | 2013-10-22 | Signal wire connector, display panel testing and detection method |
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| CN201310500528.0A CN103499894B (en) | 2013-10-22 | 2013-10-22 | Signal wire connector, display panel testing and detection method |
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| CN103499894A CN103499894A (en) | 2014-01-08 |
| CN103499894B true CN103499894B (en) | 2015-12-02 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104460064B (en) * | 2014-12-25 | 2017-11-03 | 昆山精讯电子技术有限公司 | A kind of automatic optical detector structure of liquid crystal module |
| CN105761653A (en) * | 2016-03-18 | 2016-07-13 | 信利（惠州）智能显示有限公司 | Detection method and detection device for display panel |
| CN107103869A (en) * | 2017-06-26 | 2017-08-29 | 上海天马微电子有限公司 | A kind of display test system and its method of testing |
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| CN101957503A (en) * | 2009-07-13 | 2011-01-26 | 陈宇晓 | System for detecting liquid crystal panel display screen |
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