CN204557430U - Touch control display apparatus - Google Patents
Touch control display apparatus Download PDFInfo
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- CN204557430U CN204557430U CN201520176389.5U CN201520176389U CN204557430U CN 204557430 U CN204557430 U CN 204557430U CN 201520176389 U CN201520176389 U CN 201520176389U CN 204557430 U CN204557430 U CN 204557430U
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- alignment mark
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Abstract
The utility model provides a kind of touch control display apparatus, this touch control display apparatus comprises substrate and touch-control flexible PCB, the upper surface of this substrate is provided with touch control induction circuit, this touch-control flexible PCB is electrically connected with this substrate, and then driving touch control induction circuit on this substrate, this substrate comprises viewing area and non-display area.Wherein, the non-display area of the upper surface of this substrate is provided with multiple first alignment mark, this touch-control flexible PCB is provided with for carrying out the second multiple hollow alignment mark of contraposition with this first alignment mark.The touch-control flexible PCB of touch control display apparatus of the present utility model adopts the first alignment mark of the second hollow alignment mark and upper surface of base plate to carry out contraposition, and accuracy is high.
Description
Technical field
The utility model relates to display field, particularly relates to a kind of touch control display apparatus.
Background technology
Along with the development of information age and the quickening of rhythm of life, touch technology is due to the feature such as input of its human oriented design and simple and fast, replace traditional mouse and keyboard gradually, be applied in electronic product miscellaneous widely, as: mobile phone, computer, personal digital assistant etc.Comparatively common touch-control display technique is On-Cell touch at present.On-Cell touch technology refers to and is arranged between display panel (cell) and Polarizer by touch control induction circuit.The touch control liquid crystal display device of On-Cell touch technology is used to comprise CF (color filter) substrate, TFT (Thin FilmTransistor) substrate, liquid crystal layer, touch-control flexible PCB, polaroid and cover-plate glass (cover lens) between CF substrate and TFT substrate.Wherein CF substrate is provided with touch inductive circuit, induction terminal and the touch-control flexible PCB of touch inductive circuit are electrically connected, when touching cover-plate glass, touch information is passed to mainboard by touch-control flexible PCB by the induction terminal of touch inductive circuit, and then reaches touch display.
At present, pressing (bonding) processing procedure of touch-control flexible PCB utilizes the image-forming component (as: CCD) of press table to capture the alignment mark on touch-control flexible PCB and the alignment mark on display panel respectively, then both coordinate figures are automatically calculated by program, again by mechanism kinematic to correct position, and touch-control flexible PCB to be press against on display panel.Therefore, the correctness that touch-control flexible circuit board compression moulding co-bit is put depends on that image-forming component captures the accuracy of alignment mark on alignment mark and touch-control flexible PCB on display panel.
In pressure programming, when touch-control flexible PCB is pressure bonded on display panel, due to the opaqueness of touch-control flexible PCB, CCD can not capture the alignment mark on display panel, current way is located by display panel, and the alignment mark on display panel is depicted on the display screen of board, the mark described on this display screen is as reference marker during display panel contraposition, and then utilize image-forming component to capture alignment mark on touch-control flexible PCB, and the alignment mark on the display screen of itself and board is carried out contraposition.But, the reference marker that display screen is described not is the real marking on display panel, once the position of display panel offsets, the real marking that reference marker on display screen will no longer represent on display panel, now, image-forming component captures the alignment mark of touch-control flexible PCB, and carries out contraposition to the alignment mark of the reference marker on display screen and touch-control flexible PCB, will certainly offset.In addition, because touch-control flexible PCB alignment mark is copper, and be all coloured material around it, therefore, image-forming component cannot penetrate and carry out contraposition with the alignment mark of display panel above touch-control flexible PCB.
Therefore, need to provide a kind of touch control display apparatus, it can solve display panel and touch-control flexible PCB in above-mentioned prior art problem cannot the problem of accurate contraposition.
Utility model content
In view of above problem, the utility model provides a kind of touch control display apparatus, this touch control display apparatus comprises substrate and touch-control flexible PCB, the upper surface of this substrate is provided with touch control induction circuit, this touch-control flexible PCB is electrically connected with this substrate, and then driving touch control induction circuit on this substrate, this substrate comprises viewing area and non-display area.Wherein, the non-display area of the upper surface of this substrate is provided with multiple first alignment mark, and this touch-control flexible PCB is provided with for carrying out the second multiple hollow alignment mark of contraposition with this first alignment mark.
Second alignment mark of touch control display apparatus of the present utility model is the open symbols that touch-control flexible PCB runs through, image-forming component can grab this first alignment mark by the second alignment mark of this printing opacity accurately, and then the second alignment mark and the first alignment mark are carried out contraposition, accuracy is high.In addition, due to the real marking that the first alignment mark is upper surface of base plate, second alignment mark is the actual alignment mark be arranged on touch-control flexible PCB, therefore, image-forming component eliminates the position skew caused due to the first alignment mark illusory on substrate when the second alignment mark by printing opacity captures the first alignment mark, and then the position eliminated when the first alignment mark is fitted with the second actual alignment mark offsets, and then the position avoiding touch-control flexible PCB and substrate offsets, therefore aligning accuracy is higher.
Accompanying drawing explanation
Fig. 1 is the planar structure schematic diagram of touch control display apparatus of the present utility model.
Fig. 2 is the cross-sectional view of Fig. 1 along II-II direction.
Fig. 3 is the first alignment mark and the enlarged diagram of the second alignment mark when carrying out contraposition of touch control display apparatus of the present utility model.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the planar structure schematic diagram of touch control display apparatus 1 of the present utility model, and Fig. 2 is the cross-sectional view of Fig. 1 along II-II direction.As shown in Figures 1 and 2, touch control display apparatus 1 comprises substrate 10 and touch-control flexible PCB 20, the upper surface of substrate 10 is provided with touch control induction circuit (not shown), and touch-control flexible PCB 20 for being electrically connected with substrate 10, and then drives the touch control induction circuit on substrate 10.Wherein, substrate 10 comprises viewing area (not indicating in figure) and non-display area 100, and the non-display area 100 of the upper surface of substrate 10 is also provided with multiple first alignment mark 11, touch-control flexible PCB 20 is provided with hollow multiple second alignment marks 201, and the plurality of second alignment mark 201 carries out contraposition with the plurality of first alignment mark 11.
In an embodiment of the present utility model, multiple first alignment mark 11 is identical with the number of multiple second alignment mark 201, only illustrate two in the present embodiment, and distance between two the first alignment marks 11 is equal with the distance between two the second alignment marks 201.
In the utility model one embodiment, the first alignment mark 11 is criss-cross transparent membrane.
Refer to Fig. 3, Fig. 3 is that this implements the first alignment mark 11 and the enlarged diagram of the second alignment mark 201 when carrying out contraposition of novel touch control display apparatus 1.As shown in Figure 3, first alignment mark 11 of the present embodiment is criss-cross, and the second alignment mark 201 is open circles.Certainly in other modes of the present utility model, first alignment mark 11 also can be other shapes, as " mouth " font, " returning " font, " work " font etc., the shape of the second alignment mark 201 can be identical with the shape of the first alignment mark 11, also can be different from the shape of the first alignment mark 11, as long as can printing opacity be realized.
In addition, if the diameter D1 of the circumscribed circle C1 of the first alignment mark 11 is 640um, then the diameter D2 of the second alignment mark 201 equals 640um, certainly, the diameter D2 of the second alignment mark 201 also can be greater than 640um, wherein, second alignment mark 201 mode of mechanical punching can be adopted to go out open circles that diameter is 640um, machinery punching can realize the open circles that diameter is 640um, and diameter is larger, and the precision of mechanical punching is higher.
If when the diameter D1 of the circumscribed circle C1 of the first alignment mark 11 is less, be such as 200um, then the diameter D2 of the second alignment mark 201 is more than or equal to the diameter D1 of the circumscribed circle C1 of the first alignment mark 11, preferably, the diameter D2 of the second alignment mark 201 equals the diameter D1 of the circumscribed circle C1 of the first alignment mark 11, now, engraving method can be adopted to etch the open circles of mating with the first alignment mark 11 as the second alignment mark 201 at flexible PCB 20, it should be noted that, the position, etching alignment mark place 201 of flexible PCB 20 is default Copper Foil material, be convenient to etch.Because engraving method precision is unrestricted, the design of the alignment mark that applicable size is less.
In the present embodiment, second alignment mark 201 is for running through the open circles of touch-control flexible PCB 20, therefore the second alignment mark 201 light transmission is better, when touch-control flexible PCB 20 is carried out contraposition with substrate 10, image-forming component only needs the first alignment mark 11 being grabbed the non-display area 100 of substrate 10 upper surface from top by the light transmission of the second alignment mark 201 of touch-control flexible PCB 20, and then the second alignment mark 201 of touch-control flexible PCB 20 is carried out contraposition with the first alignment mark 11 on substrate 10.Therefore, when touch-control flexible PCB 20 carries out contraposition with the first alignment mark 11 of substrate 10, image-forming component directly can capture the position of the second alignment mark 201 and the first alignment mark 11 clearly, thus realizes the accurate laminating of touch-control flexible PCB 20 and substrate 10.
Second alignment mark 201 of touch control display apparatus 1 of the present utility model is the open symbols that touch-control flexible PCB 20 runs through, image-forming component can grab the first alignment mark 11 of substrate 10 upper surface accurately by the second alignment mark 201 of this printing opacity, and then the second alignment mark 201 and the first alignment mark 11 are carried out contraposition, accuracy is high.In addition, due to the real marking that the first alignment mark 11 is substrate 10 upper surfaces, second alignment mark 201 is actual alignment marks be arranged on touch-control flexible PCB 20, therefore, image-forming component eliminates the position skew caused due to illusory first alignment mark 11 on the substrate 10 when the second alignment mark 201 by printing opacity captures the first alignment mark 11, and then the position eliminated when the first alignment mark 11 is fitted with the second actual alignment mark 201 offsets, and then the position avoiding touch-control flexible PCB 20 and substrate 10 offsets, therefore aligning accuracy is higher.
Apply specific case in this instructions to set forth touch control display apparatus of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, to sum up, this description should not be construed as restriction of the present utility model.
Claims (8)
1. a touch control display apparatus, comprise substrate and touch-control flexible PCB, the upper surface of this substrate is provided with touch control induction circuit, this touch-control flexible PCB is electrically connected with this substrate, and then drive touch control induction circuit on this substrate, this substrate comprises viewing area and non-display area, it is characterized in that, the non-display area of the upper surface of this substrate is provided with multiple first alignment mark, and this touch-control flexible PCB is provided with for carrying out the second multiple hollow alignment mark of contraposition with this first alignment mark.
2. touch control display apparatus as claimed in claim 1, it is characterized in that, the material of the plurality of first alignment mark is transparent membrane.
3. touch control display apparatus as claimed in claim 1, it is characterized in that, the number of the plurality of first alignment mark is identical with the number of the plurality of second alignment mark.
4. touch control display apparatus as claimed in claim 1, it is characterized in that, the plurality of first alignment mark is identical with the shape of the plurality of second alignment mark.
5. touch control display apparatus as claimed in claim 1, it is characterized in that, the plurality of first alignment mark is different from the shape of the plurality of second alignment mark.
6. touch control display apparatus as claimed in claim 5, it is characterized in that, the plurality of first alignment mark is cruciform.
7. touch control display apparatus as claimed in claim 6, is characterized in that, the shape of the plurality of second alignment mark is circular.
8. touch control display apparatus as claimed in claim 7, it is characterized in that, the diameter of the plurality of second alignment mark is more than or equal to the external diameter of a circle of the plurality of first alignment mark.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176389.5U CN204557430U (en) | 2015-03-26 | 2015-03-26 | Touch control display apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176389.5U CN204557430U (en) | 2015-03-26 | 2015-03-26 | Touch control display apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN204557430U true CN204557430U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520176389.5U Active CN204557430U (en) | 2015-03-26 | 2015-03-26 | Touch control display apparatus |
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| CN (1) | CN204557430U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739384A (en) * | 2016-12-07 | 2017-05-31 | 苏州维业达触控科技有限公司 | A kind of laminating alignment method of Rotating fields flexibility touch screen |
| CN107920431A (en) * | 2016-10-11 | 2018-04-17 | 芋头科技（杭州）有限公司 | A kind of circuit board assembling structure |
| CN109618501A (en) * | 2019-02-01 | 2019-04-12 | 云谷（固安）科技有限公司 | The positioning mechanism and alignment system of display screen body and flexible circuit board |
| CN113238400A (en) * | 2021-03-29 | 2021-08-10 | 绵阳惠科光电科技有限公司 | Alignment mark, display device, and method for determining alignment mark |
-
2015
- 2015-03-26 CN CN201520176389.5U patent/CN204557430U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107920431A (en) * | 2016-10-11 | 2018-04-17 | 芋头科技（杭州）有限公司 | A kind of circuit board assembling structure |
| CN107920431B (en) * | 2016-10-11 | 2023-10-13 | 芋头科技（杭州）有限公司 | Circuit board assembly structure |
| CN106739384A (en) * | 2016-12-07 | 2017-05-31 | 苏州维业达触控科技有限公司 | A kind of laminating alignment method of Rotating fields flexibility touch screen |
| CN109618501A (en) * | 2019-02-01 | 2019-04-12 | 云谷（固安）科技有限公司 | The positioning mechanism and alignment system of display screen body and flexible circuit board |
| CN109618501B (en) * | 2019-02-01 | 2020-05-19 | 云谷（固安）科技有限公司 | Display screen body and flexible circuit board's counterpoint mechanism and counterpoint system |
| CN113238400A (en) * | 2021-03-29 | 2021-08-10 | 绵阳惠科光电科技有限公司 | Alignment mark, display device, and method for determining alignment mark |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee after: Kunshan Longteng Au Optronics Co Address before: 215301, 1, Longteng Road, Kunshan, Jiangsu, Suzhou Patentee before: Kunshan Longteng Optronics Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |