CN114380511A - AF (automatic frequency) coating process for touch display screen module - Google Patents
AF (automatic frequency) coating process for touch display screen module Download PDFInfo
- Publication number
- CN114380511A CN114380511A CN202210074968.3A CN202210074968A CN114380511A CN 114380511 A CN114380511 A CN 114380511A CN 202210074968 A CN202210074968 A CN 202210074968A CN 114380511 A CN114380511 A CN 114380511A
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- China
- Prior art keywords
- display screen
- screen module
- coating process
- mounting groove
- adhesive tape
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000576 coating method Methods 0.000 title claims abstract description 27
- 239000011248 coating agent Substances 0.000 claims abstract description 15
- 239000002390 adhesive tape Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 12
- 239000007888 film coating Substances 0.000 abstract description 8
- 238000009501 film coating Methods 0.000 abstract description 8
- 238000007747 plating Methods 0.000 abstract description 5
- 238000004804 winding Methods 0.000 abstract description 4
- 239000011521 glass Substances 0.000 description 13
- 230000007547 defect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 230000003666 anti-fingerprint Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/001—General methods for coating; Devices therefor
- C03C17/002—General methods for coating; Devices therefor for flat glass, e.g. float glass
-
- 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)
- Chemical & Material Sciences (AREA)
- Theoretical Computer Science (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model relates to an AF (automatic frequency) film coating process for a touch display screen module, which effectively solves the problem of winding plating by coating a erasable shielding layer on an ink area of the display screen module before film coating.
Description
Technical Field
The utility model relates to the technical field of touch display screen module AF coating, in particular to a touch display screen module AF coating process.
Background
Anti-Fingerprint, AF for short, refers to the formation of a hydrophobic and oil-repellent layer of mobile phone screen AF on the surface of a toughened glass substrate by adopting an AF coating process. According to the lotus leaf principle, the coating coats a layer of nano chemical material on the outer surface of glass, so that the surface tension of the glass is reduced to the minimum, the contact area of dust and the surface of the glass is reduced by 90%, and the coating has strong hydrophobic, oil stain resistant and fingerprint resistant capabilities; the screen glass panel can keep bright and clean for a long time.
The mobile phone or computer display screen module can be reworked by adopting a vacuum back plating process due to the defect of partial AF in the processing. The back plating process needs to solve the following two problems: 1. when AF coating is carried out, the problem of plating winding exists in the ink area of the module. 2. The module rule is fixed in the coating machine, because the module quality is big, and the product need follow the pivot and rotate in the coating machine inside simultaneously, has great centrifugal force, adopts the high viscose membrane to fix, can produce the separation of being shaded and warp.
In the prior art, chinese utility model patent publication No. CN212515741U discloses an AF coated glass cover plate, in which an AF coated layer has fingerprint and oil stain resistant effects and is not easily adhered with fingerprints and oil stains, and a fixing ring groove is easy to fix the glass cover plate of the present invention during coating process, so as to prevent a jig from contacting the outer surface of the outer side touch portion and the surface of the boss portion of the AF coated glass cover plate of the prior art, thereby preventing the jig from contaminating the outer surface of the outer side touch portion and the surface of the boss portion of the AF coated glass cover plate. However, the glass cover plate in the prior art is a glass cover plate of an intelligent watch, and the glass cover plate is circular in overall shape, so that the glass cover plate can be positioned in a rotating mode by utilizing the fixing ring groove during film coating, and the mode of fixing the glass cover plate by the fixing ring groove cannot be applied to film coating processing of a mobile phone or a circuit display screen.
Disclosure of Invention
The utility model provides an AF (auto focus) coating process for a touch display screen module, aiming at the defects of the prior art.
The embodiment of the utility model provides an AF (AF) coating process of a touch display screen module, which comprises the following pretreatment steps of: before coating, coating a erasable shielding layer on an ink area of the display screen module; and adopt anchor clamps to fix a position the display screen module, wherein, anchor clamps include positive mounting groove, the cell wall of mounting groove has supporting platform, supporting platform is used for accepting the protruding edge of circumference of display screen module, make supporting platform support as the only support of display screen module in the mounting groove, tank bottom at the mounting groove is provided with first trompil and the second trompil that runs through to the anchor clamps back, first trompil is used for exposing the back part of display screen module, and bond fixedly in the lump with the back and the anchor clamps of this display screen module that exposes through the sticky tape, the second trompil is used for dodging the connector of display screen module.
In some of these embodiments, the tape is a low viscosity tape having a viscosity of 20-200 g.
In some embodiments, the back surface of the display screen module is suspended on the supporting platform without contacting with the bottom of the mounting groove.
Compared with the prior art, the AF film coating process for the touch display screen module, provided by the embodiment of the utility model, has the advantages that the problem of winding and coating is effectively solved by coating the erasable shielding layer on the printing ink area of the display screen module before film coating, the display screen module is clamped on the clamp, the display screen module is suspended through the supporting platform, and finally the display screen module is fixedly bonded with the clamp through the adhesive tape, so that the display module can be effectively limited from shaking, and the display screen module is ensured not to be separated from the clamp in the film coating process.
The details of one or more embodiments of the utility model are set forth in the accompanying drawings and the description below to provide a more thorough understanding of the utility model.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a structural diagram of a display screen module according to an embodiment of the utility model.
Fig. 2 is a structural view of a jig according to an embodiment of the present invention.
FIG. 3 is a cross-sectional view of a display panel module assembly clip held in a fixture according to an embodiment of the present invention.
Fig. 4 is a structural view of the display panel module assembly jig clamped in the jig according to the embodiment of the present invention.
In the figure, 1, a display screen module; 2. a display area; 3. a non-display area; 4. a clamp; 5. mounting grooves; 6. a support platform; 7. a first opening; 8. a second opening; 9. an adhesive tape; 10. a connector; 11. and a circumferential convex edge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments provided by the present invention, belong to the protection scope of the present invention. Moreover, it should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions must be made to achieve the developers' specific goals, such as compliance with system-related and business-related constraints, which may vary from one implementation to another.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one of ordinary skill in the art that the described embodiments of the present invention can be combined with other embodiments without conflict.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" and "an" and "the" and similar referents in the context of describing the utility model are not to be construed as limiting in number, and may be construed to cover both the singular and the plural. The present invention relates to the terms "comprises," "comprising," "includes," "including," "has," "having" and any variations thereof, which are intended to cover non-exclusive inclusions; for example, a process, method, system, article, or apparatus that comprises a list of steps or modules (elements) is not limited to the listed steps or elements, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. The terms "connected," "coupled," and the like in the description of the utility model are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The term "plurality" as used herein means two or more. "and/or" describes an association relationship of associated objects, meaning that three relationships may exist, for example, "A and/or B" may mean: a exists alone, A and B exist simultaneously, and B exists alone. The terms "first," "second," "third," and the like in reference to the present invention are used merely to distinguish between similar objects and not necessarily to represent a particular ordering for the objects.
As shown in fig. 1-4, an embodiment of the present invention provides an AF coating process for a touch display screen module, in which a mobile phone display module is used as a display screen module 1, the display screen module 1 has a display area 2 and a non-display area 3, the non-display area 3 is used as an ink area, and the display area 2 needs to be subjected to AF coating treatment, which includes the following pre-treatments: the method comprises the following steps of firstly, coating a wiping shielding layer on an ink area of the display screen module 1 before film coating, and effectively solving the problem of winding plating. And pretreatment two, adopt anchor clamps 4 to fix a position display screen module 1, wherein, anchor clamps 4 include positive mounting groove 5, the cell wall of mounting groove 5 has supporting platform 6, supporting platform 6 is used for accepting the protruding edge 11 of circumference of display screen module 1, make supporting platform 6 as the only support of display screen module 1 in mounting groove 5, be provided with first trompil 7 and the second trompil 8 that runs through to the anchor clamps 4 back at the tank bottom of mounting groove 5, first trompil 7 is used for exposing the back part of display screen module 1, and bond fixedly in the lump with anchor clamps 4 the back of this display screen module 1 that exposes through sticky tape 9, second trompil 8 is used for dodging display screen module 1's connector 10. Can restrict display module assembly effectively and rock, guarantee that coating film in-process display screen module assembly 1 does not deviate from anchor clamps 4. Anchor clamps 4 of this embodiment adopt with the 4 external members of anchor clamps of the appearance matching of display screen module 1, all surround display screen module 1 all around. Only locally bonding the back of the display screen module 1 through the adhesive tape 9 can reduce the influence of the viscosity of the adhesive tape 9 on the display screen module 1, and ensure that the disassembling step after the coating process is not bad.
In this embodiment, the adhesive tape 9 is a low-viscosity adhesive tape 9, and the viscosity of the low-viscosity adhesive tape 9 is 20 to 200 g. The use of the low-viscosity adhesive tape 9 can avoid the defects of backlight deformation and separation caused by tearing off the adhesive tape 9 when the display screen module 1 is detached from the fixture 4.
In this embodiment, the back of the display screen module 1 is not in contact with the bottom of the mounting groove 5 and is suspended on the supporting platform 6, and only the supporting platform 6 is used as the only support for the display screen module 1, so that the defect caused by extrusion of the backlight due to extrusion of the display module during processing is effectively avoided, and the yield of the process is improved.
It should be understood by those skilled in the art that various features of the above-described embodiments can be combined in any combination, and for the sake of brevity, all possible combinations of features in the above-described embodiments are not described in detail, but rather, all combinations of features which are not inconsistent with each other should be construed as being within the scope of the present disclosure.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (3)
1. An AF coating process of a touch display screen module is characterized by comprising the following pretreatment steps of:
before coating, a wiping shielding layer is coated on an ink area of the display screen module (1); and
the display screen module (1) is positioned by adopting a fixture (4), wherein the fixture (4) comprises a mounting groove (5) on the front surface, a supporting platform (6) is arranged on the groove wall of the mounting groove (5), the supporting platform (6) is used for bearing a circumferential convex edge (11) of the display screen module (1), so that the supporting platform (6) is used as the only support of the display screen module (1) in the mounting groove (5), a first opening hole (7) and a second opening hole (8) which penetrate through the back surface of the clamp (4) are arranged at the bottom of the mounting groove (5), the first opening (7) is used for partially exposing the back surface of the display screen module (1), and the back surface of the exposed display screen module (1) and the clamp (4) are bonded and fixed together through an adhesive tape (9), the second opening (8) is used for avoiding the connector (10) of the display screen module (1).
2. The AF coating process for the touch display screen module according to claim 1, wherein the adhesive tape (9) is a low viscosity adhesive tape (9), and the viscosity of the low viscosity adhesive tape (9) is 20-200 g.
3. The AF coating process for the touch display screen module according to claim 1, wherein the back surface of the display screen module (1) is suspended and hung on the supporting platform (6) without contacting with the bottom of the mounting groove (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074968.3A CN114380511A (en) | 2022-01-22 | 2022-01-22 | AF (automatic frequency) coating process for touch display screen module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210074968.3A CN114380511A (en) | 2022-01-22 | 2022-01-22 | AF (automatic frequency) coating process for touch display screen module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114380511A true CN114380511A (en) | 2022-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210074968.3A Pending CN114380511A (en) | 2022-01-22 | 2022-01-22 | AF (automatic frequency) coating process for touch display screen module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114380511A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066673A (en) * | 2016-07-26 | 2016-11-02 | 广东欧珀移动通信有限公司 | Mobile terminal, housing unit, display module and assembly method thereof |
| US20190302833A1 (en) * | 2018-03-30 | 2019-10-03 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Display screen, terminal display screen assembly, and mobile terminal |
| CN112153197A (en) * | 2020-10-23 | 2020-12-29 | 捷开通讯(深圳)有限公司 | Curved screen module, assembly method thereof and mobile terminal |
| CN212365399U (en) * | 2020-04-30 | 2021-01-15 | 杭州美卡乐光电有限公司 | Display screen module positioning structure |
| CN215209606U (en) * | 2021-05-12 | 2021-12-17 | 苏州金研光电科技股份有限公司 | Coating film loading clamp without flange |
-
2022
- 2022-01-22 CN CN202210074968.3A patent/CN114380511A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106066673A (en) * | 2016-07-26 | 2016-11-02 | 广东欧珀移动通信有限公司 | Mobile terminal, housing unit, display module and assembly method thereof |
| US20190302833A1 (en) * | 2018-03-30 | 2019-10-03 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Display screen, terminal display screen assembly, and mobile terminal |
| CN212365399U (en) * | 2020-04-30 | 2021-01-15 | 杭州美卡乐光电有限公司 | Display screen module positioning structure |
| CN112153197A (en) * | 2020-10-23 | 2020-12-29 | 捷开通讯(深圳)有限公司 | Curved screen module, assembly method thereof and mobile terminal |
| CN215209606U (en) * | 2021-05-12 | 2021-12-17 | 苏州金研光电科技股份有限公司 | Coating film loading clamp without flange |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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Application publication date: 20220422 |