CN203295361U - Electrode protection device for organic light emitting diode (OLED) panel during thinning - Google Patents
Electrode protection device for organic light emitting diode (OLED) panel during thinning Download PDFInfo
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- CN203295361U CN203295361U CN2013203609277U CN201320360927U CN203295361U CN 203295361 U CN203295361 U CN 203295361U CN 2013203609277 U CN2013203609277 U CN 2013203609277U CN 201320360927 U CN201320360927 U CN 201320360927U CN 203295361 U CN203295361 U CN 203295361U
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- oled panel
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- nitrogen
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Abstract
The utility model discloses an electrode protection device for an OLED panel during thinning. The electrode protection device comprises nitrogen spray pipes, a quartz separation board and constant-temperature heaters. The nitrogen spray pipes form included angles with the upper surface of the OLED panel and are not in contact with the OLED panel, and one nitrogen spray pipe is mounted at the position of each reserved electrode test hole in the OLED panel. The quartz separation board is mounted in parallel at the back of the OLED panel, mounting grooves corresponding to the positions of the reserved electrode test holes in the OLED panel are arranged in one side of the quartz separation board, which is opposite to the OLED panel, and the constant-temperature heaters are mounted in the mounting grooves. The electrode protection device for the OLED panel during thinning is simple in structure, capable of not introducing impurities during usage and preventing misjudgment in the quality of the OLED panel, simple and convenient to operate and convenient to popularize and use.
Description
Technical field
The utility model belongs to the ORGANIC ELECTROLUMINESCENCE DISPLAYS technical field, uses electrode protecting device while being specifically related to a kind of oled panel attenuate.
Background technology
The development of smart mobile phone and panel computer requires display screen lighter and thinner.Therefore limited by manufacturing process, thickness of glass substrate can't have been accomplished thinner, is that liquid crystal panel or oled panel all can only be after contraposition laminating or encapsulation be completed, and counter plate carries out attenuate to reach lighter and thinner specification of quality.With respect to the attenuate of liquid crystal panel, the manufacture difficulty of oled panel in thinning process is larger, because in the thinning process of oled panel, the reservation detecting electrode of OLED device is easy to the corrosion that is etched, thereby causes the damage of device.At present, during oled panel etching attenuate, the common way of electrode protection is: before carrying out etching, use the silica gel shutoff to reserve the detection hole of electrode on panel, reject these silica gel after to be etched completing again.The shortcoming that adopts this way is to be difficult in the later stage silica gel is removed fully, and the current detection accuracy grade of OLED is for receiving the peace level, under high-precision measuring condition like this, minimum cull particulate also can make measuring result produce serious deviation, cause the erroneous judgement whether qualified to the OLED device, and then affect the setting of front procedure technology parameter, the stability of the whole manufacturing process of impact.
The utility model content
The purpose of this utility model is to overcome the problems referred to above that prior art exists, and uses electrode protecting device when the oled panel attenuate that a kind of effectively guard electrode can not introduce again impurity is provided.
For solving the problems of the technologies described above, the utility model by the following technical solutions:
Use electrode protecting device during a kind of oled panel attenuate, it is characterized in that: comprise nitrogen jet pipe, quartzy dividing plate and constent temperature heater, described nitrogen jet pipe has angle with the upper surface of oled panel and with oled panel, does not contact, and on oled panel, a nitrogen jet pipe is all installed in the position in each reservation electrode test hole; The side that the parallel back side that is installed on oled panel of described quartzy dividing plate, described quartzy dividing plate deviate from oled panel is provided with the position mounting groove corresponding with reservation electrode test hole site on oled panel; Described constent temperature heater is installed in described mounting groove.
Further, the angle of described nitrogen jet pipe and oled panel is 45 °～50 °.
Further, the angle between the upper surface of described nitrogen jet pipe and oled panel makes the direction of stream of nitrogen gas and the opposite direction of etching liquid liquid stream.
Further, the area in the nitrogen protection zone that forms on panel of the nitrogen of described nitrogen jet pipe ejection is greater than the area of reserving the electrode test hole.
Further, described reservation electrode test hole is shaped as ellipse.
Further, the distance of described nitrogen jet pipe and oled panel upper surface is 0.5～1.5 times of detection hole long axis length.
Further, the air pressure of the nitrogen of described nitrogen jet pipe ejection is 0.25MPa～0.35MPa.
Further, the material of described nitrogen jet pipe is SUS316L.
Further, the purity of the nitrogen of described nitrogen jet pipe ejection is 99.999%.
Further, described quartzy dividing plate is provided with the dividing plate step surface that coordinates with jacking equipment and the counterbore step surface that is used for erection bolt.
Further, described constent temperature heater is the PTC constent temperature heater.
Compared with prior art, the beneficial effects of the utility model are:
at first, use electrode protecting device during oled panel attenuate described in the utility model, the nitrogen that has certain pressure by the supply of nitrogen jet pipe is protected reserving the electrode test hole on oled panel, avoid etching liquid to immerse the panel corrosion target by test hole, cause panel to scrap, by constent temperature heater, the oled panel of reserving place, electrode test hole site is heated simultaneously, the cracking of avoiding panel herein to cause because of the vaporized nitrogen quenching, traditional silica gel protected introducing impurity has been avoided in the use of this device, the problems such as erroneous judgement, by dividing plate, oled panel and constent temperature heater are fixed again, guarantee the stability of etching environment, improve the etching quality,
Secondly, use of the present utility model, need to not reserve shutoff silica gel in the electrode test hole on oled panel, and the later stage also need not to take out silica gel, improves the automatization level that oled panel is produced, and enhances productivity;
Finally, the utility model is simple in structure, and is easy to operate, and successful is convenient in the field of business applying.
Description of drawings
When being the utility model oled panel attenuate, Fig. 1 uses the structural representation of electrode protecting device;
When being the utility model oled panel attenuate, Fig. 2 uses the protection schematic diagram of reserving electrode in electrode protecting device embodiment;
When being the utility model oled panel attenuate, Fig. 3 uses the structural representation of quartzy dividing plate in electrode protecting device.
Embodiment
, in order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, use electrode protecting device during oled panel attenuate in the present embodiment, comprise nitrogen jet pipe 1, quartzy dividing plate 2 and constent temperature heater 3, it is the angle of 45 °～50 ° and described nitrogen jet pipe 1 with the distance of oled panel 4 upper surfaces for detecting 0.5～1.5 times of hole long axis length that the upper surface of described nitrogen jet pipe 1 and oled panel 4 forms size, the setting of described angle makes the direction of stream of nitrogen gas opposite with the liquid flow path direction of etching liquid 5; On oled panel 4, a nitrogen jet pipe 1 is all installed in the position in each reservation electrode test hole 41; The effect of nitrogen jet pipe 1 is to provide the nitrogen with proper pressure, and described air pressure is preferably 0.25MPa～0.35MPa; The purity of the present embodiment nitrogen used is 99.999%, in the situation that etching produces high temperature, nitrogen can starvation, can prevent that electrode is oxidized; In the present embodiment, each reserves all corresponding nitrogen jet pipe 1 in 41 places, electrode test hole, and the area in the high pressure nitrogen of nitrogen jet pipe 1 ejection forms on panel nitrogen protection zone 11 is greater than the area of reserving electrode test hole 41, as shown in Figure 2, arrange like this and can improve the accuracy of nitrogen to electrode protection, simultaneously reduce to greatest extent nitrogen to the impact in 41 zones, electrode test hole is not set on the oled panel upper surface, guarantee the purpose of etching effect when reaching guard electrode; Adjust corner dimension and nitrogen jet pipe 1 and the spacing of reserving electrode test hole 41 between nitrogen pressure, nitrogen jet pipe 1 and oled panel, effectively isolated etching liquid, prevent from reserving electrode and be corroded; Nitrogen jet pipe 1 in the present embodiment can adopt SUS316L, and SUS316L has good erosion resistance.
The quartzy parallel back side that is installed on oled panel 4 of dividing plate 2, the side that this quartz dividing plate 2 deviates from oled panel 4 is provided with the position mounting groove 21 corresponding with reservation 41 positions, electrode test hole on oled panel 4, constent temperature heater 3 is installed in mounting groove 21, and the constent temperature heater 3 here can be selected the PTC constent temperature heater.Quartz has very strong erosion resistance and light transmission, both can effectively resist the corrosion of etching liquid, prevents that PTC constent temperature heater 3 is damaged, and the infrared light that is beneficial to simultaneously the generation of PTC constent temperature heater sees through; The PTC constent temperature heater has good constant temp. warming characteristic, form by infrared emanation is carried out contactless heating to the position of reserving electrode test hole 41, prevent from reducing due near the panel temperature that the vaporized nitrogen effect causes reserving the electrode test hole, cause uneven and the breaking of causing of panel bulk temperature.
Coordinate with other jacking equipments with electrode protecting device during for the ease of the oled panel attenuate, quartzy dividing plate 2 surfaces are provided with dividing plate step surface 22; For the ease of fixing, the surface of quartzy dividing plate 3 also is provided with the counterbore step surface 23 in erection bolt.
While adopting the described oled panel attenuate of the present embodiment with electrode protecting device effectively guard electrode do not corroded, the while can not introduced new impurity, and simple in structure, easy to operate.
Although with reference to best interpretations embodiment of the present utility model, the utility model is described here, but, should be appreciated that, those skilled in the art can design a lot of other modification and embodiments, and these are revised and within embodiment will drop on the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes will be also obvious.
Claims (9)
1. use electrode protecting device during an oled panel attenuate, it is characterized in that: comprise nitrogen jet pipe, quartzy dividing plate and constent temperature heater, described nitrogen jet pipe has angle with the upper surface of oled panel and with oled panel, does not contact, and on oled panel, a nitrogen jet pipe is all installed in the position in each reservation electrode test hole; The side that the parallel back side that is installed on oled panel of described quartzy dividing plate, described quartzy dividing plate deviate from oled panel is provided with the position mounting groove corresponding with reservation electrode test hole site on oled panel; Described constent temperature heater is installed in described mounting groove.
2. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the angle of described nitrogen jet pipe and oled panel is 45 °～50 °.
3. use electrode protecting device during oled panel attenuate according to claim 1 and 2, it is characterized in that: the angle between the upper surface of described nitrogen jet pipe and oled panel makes the direction of stream of nitrogen gas and the opposite direction of etching liquid liquid stream.
4. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the area in the nitrogen of described nitrogen jet pipe ejection forms on panel nitrogen protection zone is greater than the area of reserving the electrode test hole.
5. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the distance of described nitrogen jet pipe and oled panel upper surface detects 0.5～1.5 times of hole long axis length.
6. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the air pressure of the nitrogen of described nitrogen jet pipe ejection is 0.25MPa～0.35MPa.
7. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the material of described nitrogen jet pipe is SUS316L.
8. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: the purity of the nitrogen of described nitrogen jet pipe ejection is 99.999%.
9. use electrode protecting device during oled panel attenuate according to claim 1, it is characterized in that: described constent temperature heater is the PTC constent temperature heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203609277U CN203295361U (en) | 2013-06-24 | 2013-06-24 | Electrode protection device for organic light emitting diode (OLED) panel during thinning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203609277U CN203295361U (en) | 2013-06-24 | 2013-06-24 | Electrode protection device for organic light emitting diode (OLED) panel during thinning |
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| Publication Number | Publication Date |
|---|---|
| CN203295361U true CN203295361U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203609277U Expired - Fee Related CN203295361U (en) | 2013-06-24 | 2013-06-24 | Electrode protection device for organic light emitting diode (OLED) panel during thinning |
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| CN (1) | CN203295361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332867A (en) * | 2013-07-29 | 2013-10-02 | 四川虹视显示技术有限公司 | OLED (Organic Light Emitting Diode) panel thinning device and application method thereof |
-
2013
- 2013-06-24 CN CN2013203609277U patent/CN203295361U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103332867A (en) * | 2013-07-29 | 2013-10-02 | 四川虹视显示技术有限公司 | OLED (Organic Light Emitting Diode) panel thinning device and application method thereof |
| CN103332867B (en) * | 2013-07-29 | 2015-05-20 | 四川虹视显示技术有限公司 | OLED (Organic Light Emitting Diode) panel thinning device and application method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131120 Termination date: 20210624 |
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| CF01 | Termination of patent right due to non-payment of annual fee |