CN204401095U - A kind of mask plate - Google Patents
A kind of mask plate Download PDFInfo
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- CN204401095U CN204401095U CN201420866128.1U CN201420866128U CN204401095U CN 204401095 U CN204401095 U CN 204401095U CN 201420866128 U CN201420866128 U CN 201420866128U CN 204401095 U CN204401095 U CN 204401095U
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- mask plate
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- chapelet
- mask
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Abstract
The utility model provides a kind of mask plate, comprises: the housing of a hollow out, chapelet mask plate, the sub-mask plate of multiple strip; Wherein, described chapelet mask plate is fixed on described housing, the sub-mask plate of described multiple strip along its short-axis direction laid out in parallel on described chapelet mask plate, wherein, the sub-mask plate of described each strip is provided with multiple opening along its long axis direction, and the major axis of described opening is parallel with the orientation of the sub-mask plate of described strip.Adopt mask structure being of the present utility model, the design requirement making narrow frame display panel can be realized.
Description
Technical field
The utility model relates to a kind of mask plate.
Background technology
OLED, i.e. Organic Light Emitting Diode, in OLED making processes, need to use metal mask plate to reach object to light emitting pixel subregion evaporation organic materials on glass substrate.Along with the development of OLED technology, OLED product size and glass substrate size are all in continuous increase, this just requires that the size of evaporation metal mask plate will constantly increase, and in order to ensure the making precision of fine metal mask plate, the mask plate that evaporation uses adopts the sub-mask plate form of strip mostly.
Particularly, as shown in Figure 1, mask plate comprises the sub-mask plate of multiple strip 101, chapelet mask plate 102, the sub-mask plate 103 of side, housing 105, particularly, strip mask plate 101 arranged in parallel is on a chapelet mask plate 102, and the both sides of the sub-mask plate of strip 101 arrange the sub-mask plate 103 of side, chapelet mask plate 102 and the sub-mask plate 103 of side block the region not needing evaporation organic materials, then by throwing the net a chapelet mask plate 102 is welded on housing 105, thus makes fine metal mask plate.Further, the sub-mask plate of strip 101 is formed with multiple opening 104, corresponding display space, the rectangular shape of this opening, and the long limit 104a of opening is perpendicular to the orientation of the sub-mask plate of strip, minor face 104b is parallel to the orientation of the sub-mask plate of strip.For the making of the sub-mask plate 101 of strip, as shown in Figure 2, a ultimate value is there is in the long limit 104a of patterns of openings to the Edge Distance (being defined as D value) of the sub-mask plate 104 of strip, suppose this ultimate value be D0 (wherein, this D value is relevant with the making ability of mask plate), throwing the net in technique, as shown in Figure 3, certain gap E value restriction is had between two sub-mask plates of adjacent strip 104, suppose that this minimum value is E0 (E value is relevant with board ability of throwing the net), therefore, (2D+E) distance between the display space being the sub-mask plate of adjacent two strip, as shown in Figure 4, when display panel 106 needs to reach narrow frame demand, the left and right side frame of panel 106 will reduce apart from (a value), the problem caused thus:
(1) D value is constant, reduces E value, if E < is E0, will there is the risk of the sub-mask plate edge breaks of strip when throwing the net;
(2) E value is constant, reduces D value, if D < is D0, will there is mask plate and make bad risk;
(3) D value and E value all reduce, and its ultimate value is D0 and E0 respectively, if narrow frame design left and right Border value sum 2a < 2D0+E0, the sub-mask plate design of the strip so under prior art just cannot meet the demands.
Utility model content
In view of this, the utility model provides a kind of mask plate, comprises: the housing of a hollow out, chapelet mask plate, the sub-mask plate of multiple strip; Wherein, described chapelet mask plate is fixed on described housing, the sub-mask plate of described multiple strip along its short-axis direction laid out in parallel on described chapelet mask plate, wherein, the sub-mask plate of described each strip is provided with multiple opening along its long axis direction, and the major axis of described opening is parallel with the orientation of the sub-mask plate of described strip.
In the utility model, described housing, a chapelet mask plate and the sub-mask plate of strip are all rectangular, wherein, the opening of the sub-mask plate of described strip is rectangular, and the long limit of described strip mask plate opening is parallel to the orientation of the sub-mask plate of described strip, minor face perpendicular to the orientation of the sub-mask plate of described strip.
In the utility model, described mask plate also comprises the sub-mask plate of side, and the sub-mask plate of described side is fixed on a described chapelet mask plate and is positioned at the both sides of the sub-mask plate of described strip.
In the utility model, the material of described housing, chapelet mask plate, the sub-mask plate of strip and the sub-mask plate of side is metal.
In the utility model, described chapelet mask plate is welded on described housing.
To sum up, adopt mask structure being of the present utility model, the designing and making demand making narrow frame display panel can be realized.
Accompanying drawing explanation
Fig. 1 is the mask structure being schematic diagram of prior art;
Fig. 2, Fig. 3 are the structural representation of the sub-mask plate of strip in Fig. 1;
Fig. 4 is the orthographic plan of display panel;
Fig. 5 is the mask structure being schematic diagram of the utility model embodiment;
Fig. 6 is the structural representation of the sub-mask plate of strip in Fig. 5;
Fig. 7 is the orthographic plan of display panel.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.Be understandable that, specific embodiment described herein only for explaining the utility model, but not to restriction of the present utility model.It also should be noted that, for convenience of description, illustrate only the part relevant to the utility model in accompanying drawing but not full content.
Number identical in graphic represents same or analogous assembly.On the other hand, well-known assembly and step are not described in embodiment, to avoid causing unnecessary restriction to the utility model.
Please refer to Fig. 5, is the mask structure being schematic diagram of the utility model one embodiment.This mask plate comprises the housing 205 that is Openworks shape, prop up chapelet mask plate 202, the sub-mask plate of multiple strip 201 and the sub-mask plate 203 of side, wherein housing 205, chapelet mask plate 202 and the sub-mask plate of strip 201 all rectangular, particularly, the sub-mask plate of side 203 is fixed on a chapelet mask plate 202 and is positioned at the both sides of the sub-mask plate 201 of strip, chapelet mask plate 202 and the sub-mask plate 203 of side block the region not needing evaporation organic materials, then by throwing the net, a chapelet mask plate 202 is welded on housing 205, thus make fine metal mask plate, the sub-mask plate 201 of multiple strip is propping up on chapelet mask plate 202 along its short-axis direction laid out in parallel, the sub-mask plate of each strip 201 is provided with multiple opening 204 along its long axis direction, the corresponding display space of opening, for forming display material on a display panel in evaporate process, opening 204 is rectangular, the long limit 204a of opening 204 is parallel to the orientation of the sub-mask plate 201 of strip, minor face 204b is perpendicular to the orientation of the sub-mask plate 201 of strip, setting like this, strip mask plate 201 split shed 204 minor face 204b can be made to be F to the distance at the sub-mask plate edge of strip, distance between two sub-mask plates of adjacent strip is G.
With further reference to Fig. 5, Fig. 6 and Fig. 7, as a rule, the left and right side frame of display panel 206 is very little apart from a+a distance, so be easy to the distance be less than between the border, open region of adjacent two sub-mask plates of strip; And the upper and lower side frame of display panel 206 is apart from b+c distance comparatively large (cause due to display panel 206 step), so the distance between the border, open region of adjacent two sub-mask plates of strip increases, thus the making precision of mask plate can be reduced; If counter plate 206 does narrow frame design, when ensureing that mask plate making precision and the ability of throwing the net meet the demands, upper and lower side frame is a lot of apart from reducing.Particularly, for the making of mask plate, the opening of the sub-mask plate of strip has a ultimate value to the distance F at the sub-mask plate edge of strip, supposes that this ultimate value is F0; For board of throwing the net, the gap G between two adjacent sub-mask plates of strip also has a ultimate value, supposes that this ultimate value is G0; When panel 206 product need meet narrow frame requirement, i.e. apart from value, (a, b, c) all reduce, the narrow frame design limit so can accomplished is b+c=2F0+G0 to the frame of display panel 206, and now a value is understood very little.Therefore, adopt the scheme of the present embodiment, the pattern of the open region in the sub-mask plate of strip to the sub-mask plate of strip Edge Distance just only with upper and lower side frame value relevant, when panel 206 is designed to narrow frame, the value of 2F+G can be designed to be greater than 2D+E, reduce the lower limit requirement to D and E value, thus the difficulty reducing mask plate making and throw the net.
Further, housing, chapelet mask plate, the sub-mask plate of strip and the sub-mask plate material of side can be metallic substance.
In sum, adopting the mask structure being of the utility model embodiment, when making narrow frame display panel, the making to mask plate and difficulty of throwing the net can be reduced.
The utility model also can have other various embodiments; when not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the utility model, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the utility model.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a mask plate, is characterized in that, comprises: the housing of a hollow out, chapelet mask plate, the sub-mask plate of multiple strip; Wherein, described chapelet mask plate is fixed on described housing, the sub-mask plate of described multiple strip along its short-axis direction laid out in parallel on described chapelet mask plate,
Wherein, the sub-mask plate of described each strip is provided with multiple opening along its long axis direction, and the major axis of described opening is parallel with the orientation of the sub-mask plate of described strip.
2. mask plate as claimed in claim 1, it is characterized in that: described housing, a chapelet mask plate and the sub-mask plate of strip are all rectangular, wherein, the opening of the sub-mask plate of described strip is rectangular, and the long limit of described strip mask plate opening is parallel to the orientation of the sub-mask plate of described strip, minor face perpendicular to the orientation of the sub-mask plate of described strip.
3. mask plate as claimed in claim 1, is characterized in that: described mask plate also comprises the sub-mask plate of side, and the sub-mask plate of described side is fixed on a described chapelet mask plate and is positioned at the both sides of the sub-mask plate of described strip.
4. mask plate as claimed in claim 3, is characterized in that: the material of described housing, chapelet mask plate, the sub-mask plate of strip and the sub-mask plate of side is metal.
5. mask plate as claimed in claim 1, is characterized in that: described chapelet mask plate is welded on described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866128.1U CN204401095U (en) | 2014-12-31 | 2014-12-31 | A kind of mask plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420866128.1U CN204401095U (en) | 2014-12-31 | 2014-12-31 | A kind of mask plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204401095U true CN204401095U (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420866128.1U Active CN204401095U (en) | 2014-12-31 | 2014-12-31 | A kind of mask plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204401095U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951040A (en) * | 2016-05-03 | 2016-09-21 | 上海天马有机发光显示技术有限公司 | Mask film block, mask film board and manufacturing method of mask film board |
| CN106567052A (en) * | 2016-10-24 | 2017-04-19 | 武汉华星光电技术有限公司 | Mask plate and encapsulating method for OLED device |
| CN106637074A (en) * | 2017-01-09 | 2017-05-10 | 昆山国显光电有限公司 | Evaporation mask plate, organic light-emitting diode (OLED) substrate and method for measuring evaporated pixel deviation |
| CN106987799A (en) * | 2017-04-28 | 2017-07-28 | 昆山国显光电有限公司 | A kind of method that hold-down devices and sag of chain to mask plate are adjusted |
| CN107326325A (en) * | 2017-06-30 | 2017-11-07 | 武汉华星光电半导体显示技术有限公司 | Mask plate |
| WO2018228106A1 (en) * | 2017-06-12 | 2018-12-20 | 京东方科技集团股份有限公司 | Glass adhesive printing mask, packaging system, and display component |
| WO2020077887A1 (en) * | 2018-10-16 | 2020-04-23 | 武汉华星光电半导体显示技术有限公司 | Mask structure for manufacturing pixel units on substrate, and mask manufacturing method |
| CN113151779A (en) * | 2021-03-12 | 2021-07-23 | 京东方科技集团股份有限公司 | Mask plate and preparation method thereof |
-
2014
- 2014-12-31 CN CN201420866128.1U patent/CN204401095U/en active Active
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951040A (en) * | 2016-05-03 | 2016-09-21 | 上海天马有机发光显示技术有限公司 | Mask film block, mask film board and manufacturing method of mask film board |
| CN106567052A (en) * | 2016-10-24 | 2017-04-19 | 武汉华星光电技术有限公司 | Mask plate and encapsulating method for OLED device |
| CN106567052B (en) * | 2016-10-24 | 2018-11-23 | 武汉华星光电技术有限公司 | The packaging method of mask plate and OLED device |
| CN106637074A (en) * | 2017-01-09 | 2017-05-10 | 昆山国显光电有限公司 | Evaporation mask plate, organic light-emitting diode (OLED) substrate and method for measuring evaporated pixel deviation |
| CN106637074B (en) * | 2017-01-09 | 2019-02-22 | 昆山国显光电有限公司 | The method that mask plate, oled substrate and measurement vapor deposition pixel deviation is deposited |
| CN106987799A (en) * | 2017-04-28 | 2017-07-28 | 昆山国显光电有限公司 | A kind of method that hold-down devices and sag of chain to mask plate are adjusted |
| WO2018228106A1 (en) * | 2017-06-12 | 2018-12-20 | 京东方科技集团股份有限公司 | Glass adhesive printing mask, packaging system, and display component |
| CN107326325A (en) * | 2017-06-30 | 2017-11-07 | 武汉华星光电半导体显示技术有限公司 | Mask plate |
| US10317792B2 (en) | 2017-06-30 | 2019-06-11 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Mask plate |
| CN107326325B (en) * | 2017-06-30 | 2019-07-23 | 武汉华星光电半导体显示技术有限公司 | Mask plate |
| WO2020077887A1 (en) * | 2018-10-16 | 2020-04-23 | 武汉华星光电半导体显示技术有限公司 | Mask structure for manufacturing pixel units on substrate, and mask manufacturing method |
| CN113151779A (en) * | 2021-03-12 | 2021-07-23 | 京东方科技集团股份有限公司 | Mask plate and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220104 Address after: No.8, liufangyuanheng Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province, 430074 Patentee after: WUHAN TIANMA MICRO-ELECTRONICS Co.,Ltd. Patentee after: Wuhan Tianma Microelectronics Co.,Ltd. Shanghai Branch Patentee after: Tianma Micro-Electronics Co.,Ltd. Address before: 201201, 889, Qing Qing Road, Shanghai, Pudong New Area Patentee before: SHANGHAI TIANMA AM-OLED Co.,Ltd. Patentee before: Tianma Microelectronics Co., Ltd |
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| TR01 | Transfer of patent right |