CN107203297B - Curved surface laminating device of curved surface display panel - Google Patents
Curved surface laminating device of curved surface display panel Download PDFInfo
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- CN107203297B CN107203297B CN201710384431.6A CN201710384431A CN107203297B CN 107203297 B CN107203297 B CN 107203297B CN 201710384431 A CN201710384431 A CN 201710384431A CN 107203297 B CN107203297 B CN 107203297B
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- 238000010030 laminating Methods 0.000 title claims abstract description 43
- 239000010409 thin film Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 9
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 claims 2
- 239000010408 film Substances 0.000 description 22
- 238000005516 engineering process Methods 0.000 description 8
- 238000003475 lamination Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000037303 wrinkles Effects 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
- G06F2203/04102—Flexible digitiser, i.e. constructional details for allowing the whole digitising part of a device to be flexed or rolled like a sheet of paper
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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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)
- Spray Control Apparatus (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a curved surface laminating device of a curved surface display panel, which comprises an adjusting supporting table and supporting legs, wherein the supporting legs are used for placing a curved surface screen, and the curved radian formed by connecting the highest points of a plurality of supporting legs is laminated with the curved surface of the curved surface screen; a horizontal shaft is arranged above the adjusting support table and is arranged on an external machine table mechanism; one end of the horizontal shaft is connected with a servo robot arm through a driving part, and the driving part moves in the horizontal direction on the horizontal shaft; the other end of the horizontal shaft is movably provided with a vertical connecting shaft through a connecting piece, and the lower end part of the connecting shaft is movably connected with a clamp; the touch screen comprises a curved screen surface type parameter scanning component, a flexible touch film element, a bonding component and a touch screen surface type parameter scanning component. The device has simple structure and easy realization.
Description
Technical Field
The invention relates to a curved surface laminating device, in particular to a curved surface laminating device of a curved surface display panel, and belongs to the technical field of laminating technology and curved surface display screen touch control.
Background
The advanced touch technology is added into the curved surface display screen, so that more diversified control modes and better interaction experience can be provided for users compared with the planar display screen, currently, manufacturers such as LG, samsung and the like adopt the curved surface display screen which can be touched in the smart phone produced by the manufacturers, and the market welcome is obtained. There are many ways of implementing the touch function of the screen, and the most typical way is to attach a touch sensor with a size consistent with the screen before or after the imaging surface of the screen. Touch technology is one of the important technologies for curved screen trend application, and how to attach a touch sensor to a screen with a certain curvature is a key of the technology. For smaller curved screens, such as mobile phone screens, the current method is hard-to-hard bonding, which requires prefabricated curved touch panels that fit the curved screen. For curved screens with larger dimensions, such as curved television screens, it is desirable to manufacture larger curved touch panels with perceived difficulty and cost. To implement a touch function on a large-sized curved display screen, a new type of touch element, such as a flexible touch sensor, is required. Attaching the flexible touch sensor to the curved surface requires a suitable attachment device. The nano touch film in patent 200910181699.5 represents a novel flexible touch sensor, and the touch film is attached to the imaging surface of a display screen so as to realize a touch function, and the element can greatly simplify the volume and the weight of touch equipment. Today, curved display technology is evolving rapidly, with larger size and better performance. Therefore, a new bonding apparatus is strongly demanded based on these technologies, and thus a curved display screen is more practical. In the prior art, as shown in fig. 1-2, two typical types of flexible touch films are shown in fig. 1, which is a long-side tail-flicking type, and fig. 2, which is a short-side tail-flicking type, the touch film is mainly made of a high polymer material, and has an induction circuit inside, and the film has the characteristics of flexibility and is easy to break, and a curved display screen commonly seen in the market at present is only bent in a single direction to have a certain curvature, namely, the section of the curved display screen along the bending direction is arc-shaped.
Disclosure of Invention
The invention aims to provide a curved surface laminating device of a curved surface display panel, which has a simple structure and is easy to realize.
In order to achieve the above purpose, the technical scheme adopted by the invention is that the curved surface laminating device of the curved surface display panel comprises an adjusting support table, wherein a plurality of support legs with different heights are uniformly arranged on the adjusting support table, the support legs are used for placing a curved surface screen, and the curved radian formed by connecting the highest points of the plurality of support legs is laminated with the curved surface of the curved surface screen;
a horizontal shaft is arranged above the adjusting support table and is arranged on an external machine table mechanism; one end of the horizontal shaft is connected with a servo robot arm through a driving part, and the driving part moves in the horizontal direction on the horizontal shaft; the other end of the horizontal shaft is movably provided with a vertical connecting shaft through a connecting piece, and the lower end part of the connecting shaft is movably connected with a clamp;
the device comprises a servo robot arm, a linear motor, a flexible touch film element, a scanning component, a laminating component and a bonding component, wherein the scanning component is used for scanning curved surface type parameters of the curved surface screen, the laminating component is used for laminating the flexible touch film element on the surface of the curved surface screen, and the scanning component and the laminating component are detachably connected to the lower end part of the servo robot arm through the linear motor respectively; the scanning component and the attaching component work cooperatively according to the sequence of scanning before attaching.
Preferably, the scanning component is a scanning pen, a smooth ball is arranged at the pen end of the scanning pen, the scanning pen is prevented from scratching a screen when sliding sampling data, and the scanning pen samples data along the curved surface of the curved surface screen. The pressure sensor is further arranged on the scanning pen, so that the pressure condition during scanning can be controlled more accurately, and the safety is improved.
Preferably, the attaching part is composed of a connecting rod and an attaching roller, and the attaching roller is arranged at the lower end part of the connecting rod and movably installed on the linear motor through the connecting rod. And the laminating roller is driven by the linear motor to float up and down along the surface of the flexible touch film element for lamination.
Preferably, the laminating roller is made of one of rubber material or metal material, such as natural rubber or aluminum alloy.
Preferably, the clamp adjusts its position along with the bonding process, and the clamp is adjusted in a single up-down direction or in a up-down and left-right direction in linkage with a horizontal shaft; the fixture is used for fixing one end of the flexible touch film element, can be accurately and actively adjusted under the control of the motor, and can be passively adjusted under the condition of flexible touch film tension without adopting the motor.
Preferably, the top end of the supporting leg is provided with a gasket, and the hardness of the gasket is smaller than that of the back of the curved screen so as to place the back of the curved screen to be scratched.
Preferably, the linear motor has an encoder feedback function, and can realize high-precision data acquisition.
Preferably, the horizontal shaft is a screw, the actions of the horizontal shaft and the servo robot arm are controlled by a controller, and the controller is assembled in the machine mechanism.
The invention has the beneficial effects that:
(1) The curved surface laminating device of this patent principle is simple, easily realizes, laminates flexible touch film sensor through this laminating equipment, has solved the difficult problem that realizes the touch function on the jumbo size curved surface screen. The touch thin film sensor suitable for the curved surface screen with specified size or model can be attached by rescanning the curved surface screen data and simply adjusting the supporting table, a customized die is not needed, and the universality is strong.
(2) The goods shelf product can be completely adopted for manufacturing, and the cost is low and the reliability is high.
(3) The high-speed automatic laminating machine has high expansibility, and high-automation laminating production is realized by additionally installing different types of sensors or control modules and configuring configuration software.
(4) The adopted surface scanning technology obtains the high-precision sampling data of the curved screen section, guides the rolling track of the laminating roller, ensures that the stress at the laminating position is moderate and controllable, avoids the problems of damaging the screen when the pressure is high and ensuring the unstable lamination when the pressure is low, and improves the safety and the yield during production.
(5) The position of the clamp is adjustable, and the clamp is designed for the flexible film sensor, so that the film sensor always keeps a flat stretching state in the laminating process, and the laminating performance of the equipment is improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic view of a prior art flexible touch film with long side tail flick;
FIG. 2 is a schematic view of a prior art flexible touch film with short side tail flick;
FIG. 3 is a schematic diagram of the structure of the present invention;
FIG. 4 is a view of the operational state of FIG. 3;
in the figure: 1. the device comprises an adjusting support table, support legs, a curved screen, a horizontal shaft, a driving part, a servo mechanical arm, a connecting piece, a connecting shaft, a clamp, a flexible touch film element, a linear motor, a scanning pen, a connecting rod and a laminating roller, wherein the curved screen is arranged on the adjusting support table, the support legs, the curved screen is arranged on the supporting legs, the horizontal shaft is arranged on the supporting legs, the driving part is arranged on the supporting legs, the servo mechanical arm is arranged on the driving part, the connecting piece is arranged on the servo mechanical arm, the connecting shaft is arranged on the connecting rod, the clamp is arranged on the connecting shaft, the flexible touch film element is arranged on the flexible touch film element, the linear motor is arranged on the flexible touch film element, the flexible touch film element is arranged.
Detailed Description
In order to better understand the technical solutions in the present application, the technical solutions in the present application will be clearly and completely described below with reference to examples.
As shown in fig. 3, the invention discloses a curved surface attaching device of a curved surface display panel, which comprises an adjusting supporting table 1, wherein a plurality of supporting legs 2 with different heights are uniformly arranged on the adjusting supporting table 1, the supporting legs 2 are used for placing a curved surface screen 3, and the curved radian formed by connecting the highest points of the supporting legs 2 is attached to the curved surface of the curved surface screen 3;
a horizontal shaft 4 is arranged above the adjusting support table 1, and the horizontal shaft 4 is arranged on an external machine table mechanism; one end of the horizontal shaft 4 is connected with a servo robot arm 6 through a driving part 5, and the driving part 5 moves horizontally on the horizontal shaft 4; the other end of the horizontal shaft 4 is movably provided with a vertical connecting shaft 8 through a connecting piece 7, and the lower end part of the connecting shaft 8 is movably connected with a clamp 9;
the device also comprises a scanning component for scanning the curved surface type parameters of the curved surface screen and a bonding component for bonding the flexible touch thin film element 10 on the surface of the curved surface screen 3, wherein the scanning component and the bonding component are detachably connected to the lower end part of the servo robot arm 6 through a linear motor 11 respectively; the scanning component and the attaching component work cooperatively according to the sequence of scanning before attaching.
The scanning component is a scanning pen 12, a smooth ball is arranged at the pen end of the scanning pen 12, the screen is prevented from being scratched when the scanning pen 12 slides to sample data, and the scanning pen 12 samples data along the curved surface of the curved surface screen 3. The scanning pen 12 is also provided with a pressure sensor, so that the pressure condition during scanning can be controlled more accurately, and the safety is improved.
The laminating part comprises a connecting rod 13 and a laminating roller 14, wherein the laminating roller 14 is arranged at the lower end part of the connecting rod 13 and is movably arranged on the linear motor 11 through the connecting rod 13. The attaching roller 14 is driven by the linear motor 11 to float up and down along the surface of the flexible touch film element 10 for attaching.
The invention has two working processes, namely curved surface type scanning and flexible touch film element laminating, before laminating, the servo robot arm 6 of the laminating device drives the scanning pen 12 to scan the surface type parameters of the curved surface to be laminated, the obtained surface type data are sent to a computer for further processing, then the scanning pen 12 is detached and replaced by the laminating roller 14, and the servo robot arm 6 drives the laminating roller 14 to perform laminating movement according to the obtained and processed curved surface type data. In the laminating process, the clamp 9 clamps one end of the flexible touch thin film element 10, and the flexible touch thin film element 10 is kept to be unfolded smoothly, the position of the clamp 9 is adjusted along with the laminating progress until the laminating is completed, and therefore the problems that the flexible touch thin film element 10 generates wrinkles or bubbles appear in the laminating process are avoided.
The specific operation thereof is described in connection with fig. 4: for a particular model of curved screen, its surface parameters are fixed. First, the curved surface type scanner pen 12 is replaced on the linear motor 11 at the lower end of the servo arm 6 of the bonding apparatus. The driving part 5 drives the servo robot arm 6 and the linear motor 11 to move from left to right along the horizontal axis 4 to scan the curved surface type parameters, the scanning pen 12 slides on the upper surface of the curved surface screen 3 under the action of gravity, so that the linear motor 11 is driven to stretch up and down, and the controller reads the parameters of the encoder in the linear motor 11 in real time to acquire the discrete data of the curved surface type.
And in a computer or other processors, adopting a designed processing flow to carry out dense interpolation processing on the obtained discrete data by using an algorithm so as to obtain the accurate numerical value of the curved surface type. The curved surface type scanning pen 12 is replaced by a bonding roller 14, and the bonding roller 14 is connected with the linear motor 11 through a connecting rod 13 with a calibrated length. Before the lamination starts, one end of the flexible touch thin film element 10 is fixed on the left edge of the curved surface screen 3 to be adhered, the effective touch area edge of the flexible touch thin film element 10 is aligned with the curved surface screen display area edge, the other end of the flexible touch thin film element 10 is fixed on the clamp 9, the clamp 9 is fixed on the horizontal shaft 4 through the connecting piece 7 by the connecting shaft 8, and the connecting shaft 8 can move up and down. After the lamination is started, the driving part 5 is driven by a motor to horizontally move from left to right, the servo robot arm 6 is driven to horizontally move from left to right, and the linear motor 11 drives the lamination roller 14 to move according to the curved surface type data. At the same time, the clamp 9 adjusts its own position through the connecting shaft 8 in the attaching process, and keeps the flexible touch thin film element 10 spread smoothly until the attaching process is finished.
Laminating device in this patent passes through buckle device to be fixed on table surface to strengthen the fixed of curved surface screen, the horizontal axis is fixed on outside board mechanism, and still integrate motor and the controller that has drive horizontal axis in the outside board mechanism, outside board mechanism is not shown on the figure.
In a specific application, the curved surface laminating device is also provided with a part of automatic device for enhancing the working performance of the laminating equipment. The automatic device comprises a photoelectric sensor, a vacuum pump, an air cylinder, a PLC control unit and the like. The photoelectric sensor detects the action condition during bonding in real time, sends a signal to a controller or a PLC control unit, and the control unit sends out a command to command the components such as the vacuum pump, the air cylinder and the like to perform the next action.
The described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Claims (6)
1. The curved surface laminating device of the curved surface display panel is characterized by comprising an adjusting supporting table (1), wherein a plurality of supporting legs (2) with different heights are uniformly arranged on the adjusting supporting table (1), the supporting legs (2) are used for placing a curved surface screen (3), and the curved radian formed by connecting the highest points of the supporting legs (2) is laminated with the curved surface of the curved surface screen (3); a horizontal shaft (4) is arranged above the adjusting support table (1), and the horizontal shaft (4) is arranged on an external machine table mechanism; one end of the horizontal shaft (4) is connected with a servo robot arm (6) through a driving component (5), and the driving component (5) moves horizontally on the horizontal shaft (4); the other end of the horizontal shaft (4) is movably provided with a vertical connecting shaft (8) through a connecting piece (7), and the lower end part of the connecting shaft (8) is movably connected with a clamp (9); the device also comprises a scanning component for scanning curved surface type parameters of the curved surface screen (3) and a bonding component for bonding the flexible touch thin film element (10) on the surface of the curved surface screen (3), wherein the scanning component and the bonding component are detachably connected to the lower end part of the servo robot arm (6) through a linear motor (11) respectively; the scanning component and the attaching component work cooperatively according to the sequence of scanning before attaching; the scanning component is a scanning pen (12), a smooth ball is arranged at the pen end of the scanning pen (12), and the scanning pen (12) samples data along the curved surface of the curved surface screen (3); the laminating component consists of a connecting rod (13) and a laminating roller (14), wherein the laminating roller (14) is arranged at the lower end part of the connecting rod (13) and is movably arranged on the linear motor (11) through the connecting rod (13); and a pressure sensor is also arranged on the scanning pen (12).
2. The curved surface attaching device of a curved surface display panel according to claim 1, wherein said attaching roller (14) is driven by a linear motor (11) to float up and down along the surface of the flexible touch thin film element (10) for attaching.
3. The curved surface bonding apparatus of a curved surface display panel according to claim 2, wherein the bonding roller (14) is composed of one of a rubber material or a metal material.
4. A curved surface attaching device for a curved surface display panel according to any one of claims 1 to 3, wherein said jig (9) adjusts its own position in accordance with the attaching process, and is a single up-down direction adjustment or an up-down, left-right direction adjustment in conjunction with the horizontal axis (4).
5. The curved surface attaching device of a curved surface display panel according to claim 4, wherein a spacer is installed at the top end of said supporting leg (2), and the hardness of said spacer is smaller than the hardness of the back of the curved surface screen (3).
6. The curved surface attaching device of a curved surface display panel according to claim 1, wherein the horizontal shaft (4) is a screw rod, and the actions of the horizontal shaft (4) and the servo robot arm (6) are controlled by a controller, and the controller is assembled in the machine mechanism.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710384431.6A CN107203297B (en) | 2017-05-26 | 2017-05-26 | Curved surface laminating device of curved surface display panel |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710384431.6A CN107203297B (en) | 2017-05-26 | 2017-05-26 | Curved surface laminating device of curved surface display panel |
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| CN107203297A CN107203297A (en) | 2017-09-26 |
| CN107203297B true CN107203297B (en) | 2023-05-23 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108694891B (en) * | 2018-04-20 | 2020-10-27 | 广州国显科技有限公司 | Method for attaching special-shaped curved surface cover plate to flexible screen |
| US11104110B2 (en) | 2018-04-20 | 2021-08-31 | Yungu (Gu'an) Technology Co., Ltd. | Laminating devices and laminating methods for curved cover plates with irregular shape and flexible screen |
| CN110307230B (en) * | 2019-06-28 | 2021-07-09 | 广州国显科技有限公司 | Curved surface display panel's apron laminating device |
| CN110654018A (en) * | 2019-10-17 | 2020-01-07 | 陈嘉斌 | Flexible film attaching equipment |
| CN112365797A (en) * | 2020-09-11 | 2021-02-12 | 江苏高明安光电有限公司 | Curved surface long strip-shaped screen display laminating device |
| CN112054100B (en) * | 2020-09-23 | 2021-04-02 | 华玻视讯(珠海)科技有限公司 | High definition LED curved surface display screen system of processing |
| CN113772931B (en) * | 2021-09-10 | 2022-09-09 | 武汉华星光电半导体显示技术有限公司 | Forming equipment and forming method of curved surface display panel and curved surface display panel |
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| CN104345952A (en) * | 2013-08-09 | 2015-02-11 | 天津富纳源创科技有限公司 | Preparation method of curved surface touch module |
| CN106597711A (en) * | 2017-01-19 | 2017-04-26 | 宁波视睿迪光电有限公司 | Curved-screen fitting device and method |
| CN206819319U (en) * | 2017-05-26 | 2017-12-29 | 苏州泛普科技股份有限公司 | A kind of application of a surface device of curved face display panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4794160B2 (en) * | 2004-03-31 | 2011-10-19 | 日東電工株式会社 | Surface shape measuring apparatus and surface shape measuring method |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345952A (en) * | 2013-08-09 | 2015-02-11 | 天津富纳源创科技有限公司 | Preparation method of curved surface touch module |
| CN106597711A (en) * | 2017-01-19 | 2017-04-26 | 宁波视睿迪光电有限公司 | Curved-screen fitting device and method |
| CN206819319U (en) * | 2017-05-26 | 2017-12-29 | 苏州泛普科技股份有限公司 | A kind of application of a surface device of curved face display panel |
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Effective date of registration: 20231027 Address after: Room 101, 1st Floor, Zone B, Building 3, Yaohai City Science and Technology Industrial Park, No.1 Baogong Avenue, Yaohai District, Hefei City, Anhui Province, 230012 Patentee after: Hefei Yuandun Sensor Technology Co.,Ltd. Address before: C22 single building, Bionano Park, No. 218 Xinghu Street, Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee before: UC NANO TECHNOLOGIES Co.,Ltd. |
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