CN113050833A - Preparation device and preparation method of semi-transparent area of touch panel, touch panel and electronic equipment - Google Patents
Preparation device and preparation method of semi-transparent area of touch panel, touch panel and electronic equipment Download PDFInfo
- Publication number
- CN113050833A CN113050833A CN202110292828.9A CN202110292828A CN113050833A CN 113050833 A CN113050833 A CN 113050833A CN 202110292828 A CN202110292828 A CN 202110292828A CN 113050833 A CN113050833 A CN 113050833A
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- ink
- touch panel
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- pipe
- air
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- 238000002360 preparation method Methods 0.000 title abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000007789 gas Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 2
- 238000007650 screen-printing Methods 0.000 abstract description 16
- 230000007547 defect Effects 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000007639 printing Methods 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- Printing Methods (AREA)
Abstract
The invention discloses a preparation device and a preparation method of a semi-transparent area of a touch panel, the touch panel and electronic equipment, wherein the preparation device comprises an ink barrel for placing ink; the flow-in end of the conduction pipe is inserted in the ink barrel, the flow-out end of the conduction pipe is connected with the ink knife, and the conduction pipe is also provided with an ink pump; the air outlet end of the air through pipe is inserted in the ink barrel; the ink barrel is hermetically connected with the conduction pipe and the air through pipe. The ink knife directly coats the ink on the substrate without using a screen printing plate, so that the problems of pattern defects, unevenness and the like caused by the fact that the ink knife cannot accurately cover the ink in a semi-permeable area due to the existence of the screen printing plate are solved, the product virtues are improved, the ink is conveyed into the ink knife through the closed pipeline, the ink does not contact with impurities in the air, and the ink is prevented from being polluted.
Description
Technical Field
The invention relates to the technical field of touch panels, in particular to a device and a method for preparing a semi-transparent area of a touch panel, the touch panel and electronic equipment.
Background
The touch panel is an inductive liquid crystal display device capable of receiving input signals such as contacts, and the existing touch panel mainly comprises an OGS (one glass solution) touch screen and a G + G capacitive screen with a sensor glass + toughened glass cover plate structure, the touch panels need to manufacture the semi-transparent ink in the character symbol area (IR hole, key position, breathing lamp) by silk-screen printing, as shown in figures 1 and 2, the semi-transparent area is manufactured by silk-screen printing, since the screen printing requires covering the touch panel 30 ' with the screen plate 10 ' having the mesh 11 ', and is pressed by a squeegee 20 'with ink, so that the ink is attached to the touch panel 30' through the meshes 11 'of the screen 10', due to the existence of the screen printing plate 10 ', the amount of ink falling into the touch panel 30' cannot be directly controlled, so that the problems of pattern defects, unevenness and the like are easily caused, the product yield is influenced, particularly, medium and large-size products are easy to be polluted by the ink; and the ink is easily contaminated by exposure to air for a long time.
In view of this, there is a need to improve an existing device for manufacturing a semi-transparent area of a touch panel, so that the semi-transparent area has a complete pattern, thereby improving the uniformity of the pattern and increasing the yield of the product.
Disclosure of Invention
The invention discloses a preparation device and a preparation method of a semi-transparent area of a touch panel, the touch panel and electronic equipment, which are used for solving the problems that patterns of the semi-transparent area of the touch panel after silk screen printing are defective and uneven, and ink is easily polluted after being exposed in the air for a long time in the prior art.
In order to solve the problems, the invention adopts the following technical scheme:
there is provided a device for preparing a semi-transmissive region of a touch panel, including,
the ink barrel is used for placing ink;
the flow-in end of the conduction pipe is inserted in the ink barrel, the flow-out end of the conduction pipe is connected with the ink knife, and the conduction pipe is also provided with an ink pump;
the air outlet end of the air through pipe is inserted in the ink barrel;
the ink barrel is hermetically connected with the conduction pipe and the air through pipe.
In the above scheme, the ink jet printing apparatus further comprises a driving device, wherein the driving device comprises a motor for controlling the movement of the ink knife.
In the above scheme, the gas introduced into the gas-through pipe is CDA.
In the scheme, the gas introduced into the gas through pipe is nitrogen.
In the scheme, an opening is formed in the position of the cutter head of the ink cutter.
In the scheme, the ink is light-sensitive semi-permeable ink.
The invention also provides a preparation method of the semi-transparent area of the touch panel, which comprises the preparation device in any one of the schemes, and further comprises the following steps:
placing a substrate to be prepared on a plane;
injecting ink into the ink barrel;
the air pipe injects air into the ink barrel;
the ink flows into the conduction tube, and an ink pump is started;
an ink knife moves on the substrate and covers the ink on the whole substrate;
and exposing and developing the substrate to obtain a required pattern.
In the scheme, the ink knife moves at a constant speed.
The invention also provides a touch panel which is prepared by using the preparation device and/or the preparation method.
The invention further provides electronic equipment comprising the touch panel in the scheme.
The technical scheme adopted by the invention can achieve the following beneficial effects:
the printing ink knife directly coats the printing ink on the substrate, a screen printing plate is not needed, the problems of pattern defects, unevenness and the like caused by the fact that the printing ink knife cannot accurately cover the printing ink in a semi-permeable area due to the existence of the screen printing plate are solved, the product virtues are improved, the printing ink is conveyed into the printing ink knife through a closed pipeline, the printing ink does not contact with impurities in the air, and the printing ink is prevented from being polluted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below to form a part of the present invention, and the exemplary embodiments and the description thereof illustrate the present invention and do not constitute a limitation of the present invention. In the drawings:
FIG. 1 is a schematic view of an overall structure of a prior art screen printing plate;
FIG. 2 is a schematic diagram of a screen printing process for a touch panel according to the prior art;
fig. 3 is a schematic overall structure diagram of a device for manufacturing a semi-transmissive area of a touch panel disclosed in embodiment 1 of the present invention;
fig. 4 is a flowchart of a method for manufacturing a semi-transparent area of a touch panel disclosed in embodiment 2 of the present invention.
The following reference signs are specifically included:
screen-10' in the prior art; prior art doctor blade-20'; touch panel-30' in the prior art; mesh-11' in the prior art; ink barrel-10; a conduction pipe-20; ink knife-30; a gas through pipe-40; a substrate-50; ink pump-21.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 3, the apparatus for preparing a semi-transparent area of a touch panel provided by the present invention comprises,
an ink barrel 10 for holding ink; a conduction pipe 20, the inflow end is inserted in the ink barrel 10, the outflow end is connected with the ink knife 30, and the conduction pipe 20 is also provided with an ink pump 21; an air outlet end of the air vent pipe 40 is inserted in the ink barrel 10; the ink tank 10 is hermetically connected to the conduction pipe 20 and the air conduction pipe 40. The inflow end of the conduction tube 20 is inserted to the bottom of the ink barrel 10, and the outflow end of the air conduction tube 40 is not in contact with the ink in the ink barrel 10.
By using the preparation device, a screen printing plate is not needed, the problems of pattern defects, unevenness and the like caused by the fact that the ink knife 30 cannot accurately cover the ink in the semi-permeable area due to the existence of the screen printing plate are solved, the ink barrel 10 is hermetically connected with the conduction pipe 20 and the air conduction pipe 40, the ink does not contact the air, and the ink is prevented from being polluted.
The present invention provides that the preparation device further comprises a drive means, preferably a drive means comprising a motor, for controlling the movement of the ink blade 30. The ink knife 30 can move at a constant speed, and the ink can be uniformly coated on the substrate 50.
Preferably, the air cda (clean Dry air) introduced into the air pipe 40 is clean and Dry compressed air, which is convenient to obtain, and the used air does not contain impurities, so that the ink is not polluted.
Preferably, the gas introduced into the gas pipe 40 is nitrogen, and the nitrogen is an inert gas, so that the ink can be effectively prevented from being polluted.
The cutter head of the ink cutter 30 is provided with an opening, so that the ink can be conveniently dropped.
Preferably, the ink is light-sensitive semi-permeable ink, the substrate 50 is coated with the ink by the ink knife 30, and then the required pattern is obtained through exposure development and other steps, the whole substrate 50 is directly coated with the ink, the required pattern does not need to be coated, and the ink can be coated more uniformly.
Example 2
The invention further provides a method for preparing a semi-transparent area of a touch panel, which includes the preparation apparatus of embodiment 1, and is shown in fig. 4, and further includes:
placing a substrate 50 to be prepared on a plane;
injecting ink into the ink barrel 10;
the air pipe 40 injects air into the ink barrel 10;
the ink flows into the conduction tube 20, and the ink pump 21 is started;
the ink blade 30 moves over the substrate 50 and covers the entire substrate 50 with ink;
the substrate 50 is exposed and developed to obtain a desired pattern.
The whole process does not need to use a screen printing plate, the coating process of the ink is simplified, and the ink is coated on the substrate by using a sealed pipeline system, so that the ink is prevented from being exposed in the air and being polluted by impurities.
Preferably, the ink knife 30 moves at a constant speed. The uniformity of the semi-permeable printing ink is improved.
Example 3
The invention also discloses a touch panel, which is prepared by the preparation device in the embodiment 1 and/or the preparation method in the embodiment 2. The semi-transparent area of the touch panel is uniform in ink and complete in pattern, the semi-transparent hole transmittance is guaranteed to be high in precision, the light transmission is uniform, and the product yield is high.
Example 4
The invention further provides an electronic device which comprises the touch panel in the embodiment 3, the electronic device is high in semi-transparent hole transmittance accuracy, uniform in light transmission and high in product yield, and the user experience is improved.
The ink knife directly coats the ink on the substrate without using a screen printing plate, so that the problems of pattern defects, unevenness and the like caused by the fact that the ink knife cannot accurately cover the ink in a semi-permeable area due to the existence of the screen printing plate are solved, the product virtues are improved, the ink is conveyed into the ink knife through the closed pipeline, the ink does not contact with impurities in the air, and the ink is prevented from being polluted.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. A device for preparing a semi-transparent area of a touch panel is characterized by comprising,
the ink barrel is used for placing ink;
the flow-in end of the conduction pipe is inserted in the ink barrel, the flow-out end of the conduction pipe is connected with the ink knife, and the conduction pipe is also provided with an ink pump;
the air outlet end of the air through pipe is inserted in the ink barrel;
the ink barrel is hermetically connected with the conduction pipe and the air through pipe.
2. The apparatus for preparing the semi-transmissive region of the touch panel as claimed in claim 1, further comprising a driving device including a motor for controlling the movement of the ink blade.
3. The apparatus of claim 1, wherein the gas introduced into the gas-through pipe is CDA.
4. The apparatus of claim 1, wherein the gas introduced into the gas tube is nitrogen.
5. The apparatus for manufacturing a semi-transparent area of a touch panel according to claim 1, wherein an opening is provided at a blade of the ink knife.
6. The apparatus for preparing the semi-transmissive region of the touch panel as claimed in claim 1, wherein the ink is a light-sensitive semi-transmissive ink.
7. A method for manufacturing a semi-permeable area of a touch panel, comprising the manufacturing apparatus of any one of claims 1 to 6, further comprising:
placing a substrate to be prepared on a plane;
injecting ink into the ink barrel;
the air pipe injects air into the ink barrel;
the ink flows into the conduction tube, and an ink pump is started;
an ink knife moves on the substrate and covers the ink on the whole substrate;
and exposing and developing the substrate to obtain a required pattern.
8. The method for manufacturing the semi-transparent area of the touch panel according to claim 7, wherein the ink blade moves at a constant speed.
9. A touch panel, comprising the production apparatus according to any one of claims 1 to 6 and/or the production method according to claim 7 or 8.
10. An electronic device characterized by comprising the touch panel according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110292828.9A CN113050833A (en) | 2021-03-18 | 2021-03-18 | Preparation device and preparation method of semi-transparent area of touch panel, touch panel and electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110292828.9A CN113050833A (en) | 2021-03-18 | 2021-03-18 | Preparation device and preparation method of semi-transparent area of touch panel, touch panel and electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113050833A true CN113050833A (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110292828.9A Pending CN113050833A (en) | 2021-03-18 | 2021-03-18 | Preparation device and preparation method of semi-transparent area of touch panel, touch panel and electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113050833A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154995A (en) * | 1991-03-27 | 1993-06-22 | Toppan Printing Co Ltd | Ink feeder |
| US5343805A (en) * | 1991-05-17 | 1994-09-06 | Tetra Laval Holdings & Finance S.A. | Apparatus for ink supply |
| CN111225534A (en) * | 2020-02-24 | 2020-06-02 | 维沃移动通信有限公司 | Cover plate coloring method, cover plate and electronic equipment |
| CN211307850U (en) * | 2019-11-07 | 2020-08-21 | 信利光电股份有限公司 | Screen printing machine and automatic printing ink adding device thereof |
| CN211868873U (en) * | 2019-12-31 | 2020-11-06 | 东莞市鹏利节能设备有限公司 | Printing ink adding device of screen printing machine |
-
2021
- 2021-03-18 CN CN202110292828.9A patent/CN113050833A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154995A (en) * | 1991-03-27 | 1993-06-22 | Toppan Printing Co Ltd | Ink feeder |
| US5343805A (en) * | 1991-05-17 | 1994-09-06 | Tetra Laval Holdings & Finance S.A. | Apparatus for ink supply |
| CN211307850U (en) * | 2019-11-07 | 2020-08-21 | 信利光电股份有限公司 | Screen printing machine and automatic printing ink adding device thereof |
| CN211868873U (en) * | 2019-12-31 | 2020-11-06 | 东莞市鹏利节能设备有限公司 | Printing ink adding device of screen printing machine |
| CN111225534A (en) * | 2020-02-24 | 2020-06-02 | 维沃移动通信有限公司 | Cover plate coloring method, cover plate and electronic equipment |
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Application publication date: 20210629 |