CN114078386A - Shaping device and curved surface shaping method of flexible display panel - Google Patents
Shaping device and curved surface shaping method of flexible display panel Download PDFInfo
- Publication number
- CN114078386A CN114078386A CN202111321594.2A CN202111321594A CN114078386A CN 114078386 A CN114078386 A CN 114078386A CN 202111321594 A CN202111321594 A CN 202111321594A CN 114078386 A CN114078386 A CN 114078386A
- Authority
- CN
- China
- Prior art keywords
- layer
- display panel
- flexible display
- shaping
- sizing
- 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.)
- Granted
Links
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/549—Organic PV cells
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The embodiment of the application discloses a shaping device and a curved surface shaping method of a flexible display panel, wherein the shaping device comprises at least one shaping layer and a viscosity reduction adhesive layer arranged on one side of the shaping layer, the preparation material of the shaping layer is a shape memory material, the viscosity reduction adhesive layer comprises a bearing surface for bearing the flexible display panel, the bearing surface of the shaping device is in a plane shape under an original condition, and the shaping device is in a bending shape under an interference condition; the anti-sticking glue layer is used for adhering the flexible display panel to one side of the shaping layer, and when the shaping device is converted from a plane form to a three-dimensional curved surface form, the shaping device drives the flexible display panel to deform, so that the adhered flexible display panel is changed into the three-dimensional curved surface form, and the technical problem that the three-dimensional curved surface form is difficult to realize in the conventional flexible display panel is solved.
Description
Technical Field
The application relates to the technical field of curved surface display, in particular to a shaping device and a curved surface shaping method of a flexible display panel.
Background
With the development of novel display technologies such as OLED and Micro-LED and the like and the diversification of the requirements of terminal products, the requirements are provided for the space three-dimensional curved surface display of the display panel.
Because the display panel is based on the semiconductor process of the thin film transistor, the preparation process is carried out in a planar mode, the basic display function is presented in a planar mode, and part of the flexible display is attached to the protective cover plate in a bent mode along a linear axis arc surface, so that a certain bent shape is presented.
The three-dimensional curved surface of the thin film material is formed by generally using injection molding, extrusion, stamping and other methods to obtain a three-dimensional curved surface form, and due to the structures of transistors, metal lines and the like with hundreds of micron scales in the flexible display panel, the resistance to forming temperature and pressure is limited, so that the flexible display panel cannot be formed by using the process.
Therefore, the existing flexible display panel has the technical problem that the three-dimensional curved surface form is difficult to realize.
Disclosure of Invention
The embodiment of the application provides a shaping device and a curved surface shaping method of a flexible display panel, which can solve the technical problem that the existing flexible display panel is difficult to realize a three-dimensional curved surface form.
The embodiment of the application provides a setting device, including at least certain type layer and set up in the visbreaking glue film of certain layer unilateral, the preparation material of certain layer is shape memory material, the visbreaking glue film is including the loading face that is used for bearing flexible display panel, wherein, under original condition, the loading face is planar form, under the interference condition, the loading face is the form of buckling.
Optionally, in some embodiments of this application, setting device includes at least two each other concatenations the design layer, setting device still include whole set up in design layer with subtract the elastic layer between the viscose layer, elastic layer side surface and a plurality of design layer laminating, the opposite side surface with subtract the viscose layer laminating.
Optionally, in some embodiments of the present application, the deformation amount of adjacent sizing layers is different under interference conditions.
Optionally, in some embodiments of the present application, the sizing device includes middle zone and the marginal zone that sets up around the middle zone, is located the deformation volume of middle zone design layer is greater than and is located the deformation volume of marginal zone design layer.
Optionally, in some embodiments of the present application, under the interference condition, the bending form of the shaping device is a curved form, and the curvatures of the adjacent shaping surfaces are the same.
Optionally, in some embodiments of the present application, the elastic layer and the anti-adhesive layer are disposed on the whole surface, and the viscosity of the anti-adhesive layer is reduced under the irradiation of the light with the first preset wavelength.
Optionally, in some embodiments of the present application, the anti-adhesive layer includes a plurality of anti-adhesive blocks, and the plurality of anti-adhesive blocks are arranged at intervals.
An embodiment of the present application provides a method for shaping a curved surface of a flexible display panel, which uses the shaping device according to any one of claims 1 to 7, and the method includes:
providing a flexible display panel;
under the original condition, the flexible display panel is attached to the bearing surface of the anti-adhesive layer, and the flexible display panel and the shaping device are in a planar state;
under the condition of changing into interference, the bearing surface of the shaping device is in a bending shape, and the flexible display panel is synchronously bent to be in a bending shape;
fixing and molding the bending form of the flexible display panel;
and irradiating the anti-sticking glue layer by adopting light rays with a first preset wavelength to reduce the viscosity of the anti-sticking glue layer, and peeling the flexible display panel from the shaping device to obtain the flexible display panel in a bent state.
Optionally, in some embodiments of the present application, the original condition is normal temperature, and the interference condition is 55 ℃ to 65 ℃.
Optionally, in some embodiments of the present application, in the step of synchronously bending the flexible display panel into a bent shape, the method includes: the setting device including the design layer of splicing each other and set up in the elastic layer of design layer unilateral, viscidity reducing glue layer, the design layer jack-up of splicing each other links to each other the elastic layer, the smooth deformation of elastic layer makes the curved surface form is personally submitted in viscidity reducing glue layer's bearing, pulls flexible display panel synchronous deformation is the curved surface form.
The setting device that this application embodiment provided includes at least certain layer and set up in the visbreaking glue film of certain layer unilateral, the preparation material of certain layer is shape memory material, wherein, under original condition, the bearing surface of setting device is the plane form, under the interference condition, the setting device is the form of buckling; the visbreaking glue layer is used for adhering the flexible display panel to the shaping layer one side, and under different preset temperatures, the shaping device is switched between a plane and a three-dimensional curved surface, and the shaping device drives the flexible display panel to deform, so that the flexible display panel adhered with the flexible display panel is changed into a three-dimensional curved surface form or a bending form, and the technical problem that the three-dimensional curved surface form is difficult to realize in the conventional flexible display panel is solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic cross-sectional view of a first embodiment of a sizing device provided herein;
FIG. 2 is a second schematic cross-sectional view of a sizing device provided herein;
FIG. 3 is a third schematic cross-sectional view of a sizing device provided herein;
FIG. 4 is a fourth schematic cross-sectional view of a sizing device provided herein;
fig. 5 is a schematic flow chart of a curved surface sizing method of a flexible display panel provided in the present application.
Description of reference numerals:
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application. Furthermore, it should be understood that the detailed description and specific examples, while indicating exemplary embodiments of the invention, are given by way of illustration and explanation only, and are not intended to limit the scope of the invention. In the present application, unless indicated to the contrary, the use of the directional terms "upper" and "lower" generally refer to the upper and lower positions of the device in actual use or operation, and more particularly to the orientation of the figures of the drawings; while "inner" and "outer" are with respect to the outline of the device.
Referring to fig. 1 to 4, fig. 1 is a schematic cross-sectional view of a molding device 10 including a molding layer 101, and fig. 2, 3 and 4 are schematic cross-sectional views of the molding device 10 including at least two molding layers 101; the application provides setting device 10 include at least certain layer 101 and set up in the visbreaking glue layer 102 of certain layer 101 unilateral, the preparation material of certain layer 101 is shape memory material, under original condition, setting device 10 is the planar form, under the interference condition, setting device 10 is the form of buckling.
In this embodiment, the anti-adhesive layer 102 is used to adhere the flexible display panel 20 to the shaping layer 101, and when the shaping device 10 is transformed from a plane to a three-dimensional curved surface, the shaping device 10 drives the flexible display panel 20 to deform, so that the adhered flexible display panel 20 is changed into a three-dimensional curved surface form, and the technical problem that the existing flexible display panel 20 is difficult to realize the three-dimensional curved surface form is solved.
Wherein the shape memory material comprises at least two states: one state is a planar state at normal temperature (typically, room temperature around 25 ℃); the other is to increase or decrease the temperature to a certain temperature and then change the phase to the target forming shape of the flexible display panel 20, and the target forming shape is preset according to actual requirements and is not limited specifically herein.
The shaping layer 101 is in a planar state at the normal temperature, and under a specific condition (including but not limited to temperature change), the shaping layer 101 is in a three-dimensional curved surface state after being deformed; therefore, the sizing layer 101 and the flexible display panel 20 are adhered and attached through the anti-adhesive layer 102, and the flexible display panel 20 is in a three-dimensional curved surface form through deformation of the sizing layer 101.
Under specific conditions (including but not limited to, irradiation of light with a specific wavelength), the viscosity of the anti-adhesive layer 102 is reduced, so that the flexible display panel 20 can be easily peeled off from the sizing device 10 after being shaped in a three-dimensional curved shape.
The condition for triggering the shape memory material to deform can be voltage, electromagnetism, solvent and the like besides temperature, and the shape memory material comprises an initial state under an original condition and a phase change state under an interference condition.
The technical solution of the present application will now be described with reference to specific embodiments.
Referring to fig. 1, in an embodiment, the sizing device 10 includes a sizing layer 101 and an anti-adhesive layer 102 disposed on the sizing layer 101 and attached to the sizing layer 101.
The shaping layer 101 is in surface contact with the anti-adhesion glue layer 102, and the shaping layer 101 is arranged between the anti-adhesion glue layer 102 and drives the flexible display panel 20 to deform, so that the flexible display panel 20 is in a three-dimensional curved surface form or a bending form.
It can be understood that the shaping layer 101 is made of a shape memory material, and the size of the shaping layer 101 can only meet the shaping requirement of a middle-size or small-size display panel; the advantage of above-mentioned structure lies in, the layer 101 of finalizing the design is through subtracting the direct and flexible display panel 20 face contact of viscose glue film 102, consequently, has alleviated the layer 101 of finalizing the design with because of the surperficial unevenness that the fold leads to between the flexible display panel 20, it has the technical problem of fold to have alleviated flexible display panel 20 and take place the back surface that deforms.
In this embodiment, design layer 101 sets up for the integration, and design layer 101 with need not to set up unnecessary elastic layer 103 between the flexible display panel 20, it is right flexible display panel 20's design effect is better, and life is longer.
Referring to fig. 2, 3 and 4, in an embodiment, the shaping device 10 includes at least two shaping layers 101 that are spliced with each other, the shaping device 10 further includes an elastic layer 103 disposed between the shaping layers 101 and the anti-adhesive layer 102 on the whole surface, one side surface of the elastic layer 103 is attached to the shaping layers 101, and the other side surface is attached to the anti-adhesive layer 102.
Wherein, elastic layer 103 is the integral structure, and is a plurality of the layer 101 of finalizing the design is spliced each other and set up in elastic layer 103 one side.
The elastic layer 103 is made of an elastic material, and the elastic material has a contractible characteristic and can be elastically deformed within a certain range.
It can be understood that, in the present application, the shaping process of the large-size flexible display panel 20 (for example, a television, a large-size display screen, a notebook screen, etc.) can be realized by mutually splicing the plurality of shaping layers 101, so that the large-size flexible display panel 20 is in a bent form or a three-dimensional curved form.
It should be noted that, a plurality of design layers 101 splice each other, the connection is swing joint, under original condition, a plurality of design layers 101 are the planar form, and a plurality of design layers 101 are located the coplanar, under the interference condition, a plurality of design layers 101 take place deformation, coact in elastic layer 103 makes elastic layer 103 takes place deformation and is the form of buckling or three-dimensional curved surface form, elastic layer 103 with flexible display panel 20 passes through subtract viscose layer 102 bonding, through the deformation drive of elastic layer 103 flexible display panel 20 is the form of buckling or three-dimensional curved surface form.
It should be noted that the shaping layer 101 may be in a curved surface form or a bent form after being deformed, and the bent form includes a broken line form; referring to fig. 2, the shaping device 10 includes two shaping layers 101, and the shaping layers 101 are in a broken line shape under the interference condition; referring to fig. 3 and 4, the shaping device 10 includes four shaping layers 101, and the shaping layers 101 are in a curved shape or a bent shape under an interference condition; sizing device 10 can also include five at least sizing layer 101, sizing layer 101's quantity does not specifically restrict, sets up sizing device 10's size according to the size of jumbo size flexible display panel 20, according to sizing device 10's size to the design sizing layer 101's quantity and size range.
In this embodiment, by splicing the plurality of shaping layers 101, the bending of the large-size flexible display panel 20 is in a bent form or a three-dimensional curved form, and the technical problem that the large-size flexible display panel 20 cannot be realized because the shaping layers 101 cannot be integrally prepared due to the self characteristics of the shape memory material is solved.
In an embodiment, in a structure in which a plurality of sizing layers 101 are spliced, the sizes of the sizing layers 101 may be the same or different.
It can be understood that setting device 10 includes a plurality of shaping layers 101 of splicing each other, is preparing during the shaping layer 101 of splicing each other, through a mould that has predetermined bending or curved surface form, under the interference condition, is a plurality of shaping layers 101 of splicing each other are located in the mould to under the interference condition, make shaping layer 101 after the deformation take place can support elastic layer 103 is bending form or three-dimensional curved surface form.
In this embodiment, by splicing the shaping layers 101 of different sizes, bending of the flexible display panels 20 of different large sizes can be achieved, so that the flexible display panels 20 of any size can form a bent shape or a three-dimensional curved shape, and diversity of matching between the shaping device 10 and the flexible display panels 20 is improved.
In one embodiment, the amount of deformation adjacent the shaping layer 101 is different under interference conditions.
In one embodiment, the sizing device 10 includes a middle region and an edge region disposed around the middle region, and the amount of deformation of the middle region sizing layer 101 is greater than the amount of deformation of the edge region sizing layer 101.
In one embodiment, the bending configuration of the shaping device 10 is a curved configuration under the interference condition, and the curvatures of the adjacent shaping surfaces are the same.
In one embodiment, the elastic layer 103 and the anti-adhesive layer 102 are disposed on the whole surface, and the adhesiveness of the anti-adhesive layer 102 is reduced under the irradiation of the light with the first predetermined wavelength.
In one embodiment, the anti-adhesive layer 102 includes two surfaces with adhesive properties, one surface of which is adhered to the sizing layer 101, and the other surface of which is adhered to the flexible display panel 20.
The anti-adhesive layer 102 may be a double-sided adhesive tape.
The anti-adhesive layer 102 and the shaping layer 101/the flexible display panel 20 are in surface contact.
Wherein, the adhesion force of the anti-adhesive layer 102 to one side surface of the sizing layer 101 is greater than the adhesion force to the other side surface of the flexible display panel 20.
The anti-adhesive layer 102 may also be made of other materials capable of realizing different surface adhesions on both sides.
It can be understood that, when the flexible display panel 20 is in a three-dimensional curved shape or other bent shape after the shaping process is completed, the viscosity of the anti-adhesive layer 102 needs to be reduced under specific conditions, so that the flexible display panel 20 can be easily peeled from the shaping device 10, and in order to avoid peeling between the anti-adhesive layer 102 and the shaping layer 101 during the peeling process, the adhesion between the anti-adhesive layer 102 and the shaping layer 101 needs to be greater than the adhesion between the anti-adhesive layer 102 and the flexible display panel 20.
It should be noted that the anti-adhesive layer 102 may include one or more layers, and when the anti-adhesive layer 102 is a plurality of layers, it is also necessary to satisfy that the viscosity of the anti-adhesive layer 102 close to the shaping layer 101 side is greater than the viscosity of the anti-adhesive layer 102 far away from the shaping layer 101 side.
It should be noted that the surface contact is made between the anti-adhesive layer 102 and the sizing layer 101, in order to increase the adhesion between the anti-adhesive layer 102 and the sizing layer 101, a groove or a protrusion may be provided on the contact surface between the anti-adhesive layer 102 or the sizing layer 101, so as to increase the contact area therebetween; meanwhile, the grooves or the bulges can be arranged at intervals and can be distributed at equal intervals, and the cross section of each groove comprises at least one of a rectangle, a triangle, a trapezoid, an arc and a broken line.
In this embodiment, by limiting the properties of the anti-adhesive layer 102 and the adhesive properties of the two side adhesive surfaces, it can be better satisfied that the flexible display panel 20 in the bent form or the three-dimensional curved form is better peeled off from the anti-adhesive layer 102 after the flexible display panel 20 is shaped, without peeling the anti-adhesive layer 102 off from the shaping layer 101, thereby avoiding the damage of the shaping device 10 and prolonging the service life of the shaping device 10.
In one embodiment, the anti-adhesive layer 102 includes a plurality of anti-adhesive blocks, and the anti-adhesive blocks are arranged at intervals.
It can be appreciated that changing the anti-adhesive layer 102 from full-face contact with the flexible display panel 20 to contact with the flexible display panel 20 through a plurality of spaced anti-adhesive blocks reduces the adhesion between the anti-adhesive layer 102 and the flexible display panel 20.
The arrangement of the anti-adhesive layer 102 as a plurality of anti-adhesive layers 102 reduces the adhesion between the anti-adhesive layers 102 and the flexible display panel 20, thereby facilitating the peeling of the flexible display panel 20 after the sizing is completed.
In one embodiment, the plurality of spliced shaping layers 101 form a supporting framework, the supporting framework is similar to a metal framework of an umbrella or a beach umbrella, and under an original condition, the supporting framework is contracted or folded, and under an interference condition, the supporting framework is expanded and deformed to support the elastic layer 103 to be smoothly bent and deformed, so as to drive the flexible display panel 20 to be deformed, and the flexible display panel 20 is in a bent state or a three-dimensional curved surface state.
Wherein the original condition is the normal temperature, and the interfered condition can be 55-65 ℃.
Wherein, the supporting framework includes the design layer 101 that two at least directions set up, arbitrary the design layer 101 that includes two mutual concatenations in the direction at least.
In this embodiment, will design layer 101 sets up to the support of mutual concatenation to the concatenation constitutes supporting framework, supporting framework can be better right elastic layer 103 supports and transmits deformation, promotes elastic layer 103 drives the efficiency that flexible display panel 20 buckles.
Referring to fig. 5, an embodiment of the present application provides a method for forming a flexible display panel 20, which employs any one of the forming devices 10, including:
s1: providing a flexible display panel 20;
s2: under the original condition, the flexible display panel 20 is attached to the bearing surface of the anti-adhesive layer 102, and both the flexible display panel 20 and the shaping device 10 are in a planar state;
s3: under the condition of changing to interference, the bearing surface of the shaping device 10 is bent, and the flexible display panel 20 is synchronously bent to be bent;
s4: fixing and molding the bending form of the flexible display panel 20;
s5: and irradiating the anti-adhesive layer 102 by adopting light with a first preset wavelength to reduce the viscosity of the anti-adhesive layer 102, and peeling the flexible display panel 20 from the sizing device 10 to obtain the flexible display panel 20 in a bent state.
Wherein the bent form comprises a three-dimensional curved form.
In one embodiment, the setting device 10 includes a plurality of setting layers 101, the setting layers 101 are spliced each other to constitute a supporting framework, the normal temperature of supporting framework is folding (plane) state, the elastic layer 103 is bonded with the flexible display screen through the visbreaking glue layer 102.
In this embodiment, the method for shaping the flexible display panel 20 includes the following steps:
s10: heating the shaping layer, so that after an interference condition is achieved, the memory material of the shaping layer deforms, and a support framework is supported to form a curved surface profile;
s20: the supporting framework jacks up the connected elastic layer 103, the elastic layer 103 deforms smoothly to form a required three-dimensional curved surface shape, and the flexible display panel 20 is pulled to deform synchronously under the action of the anti-adhesive layer 102;
s30: under specific external environmental conditions, the shape of the flexible display panel 20 is fixed in a molding state;
s40: the viscosity of the anti-adhesive layer 102 is reduced by ultraviolet irradiation or other triggering conditions, and the flexible display panel 20 is peeled from the surface of the elastic layer 103;
s50: and cooling the shaping layer 101 to the original condition, recovering the shaping layer to be in a folded and retracted state, and recycling the elastic layer 103 repeatedly.
Wherein the original condition is normal temperature.
In one embodiment, the initial conditions are ambient temperature and the perturbed conditions are from 55 ℃ to 65 ℃.
In one embodiment, in the step of irradiating the anti-adhesive layer 102 with the light of the first predetermined wavelength: the first preset wavelength light is ultraviolet light.
The application provides a setting device, a flexible display panel's curved surface design method, through setting device can realize that the flexible display panel of equidimension is the form of buckling or three-dimensional curved surface form to the technical problem that current flexible display panel exists the difficult three-dimensional curved surface form of realizing has been alleviated.
The shaping device provided by the embodiment comprises at least one shaping layer and an anti-adhesion glue layer arranged on one side of the shaping layer, wherein the shaping layer is made of a shape memory material, the bearing surface of the shaping device is in a plane shape under an original condition, and the shaping device is in a bending shape under an interference condition; the anti-adhesion glue layer is used for adhering the flexible display panel to one side of the shaping layer, and when the shaping device is converted from a plane to a three-dimensional curved surface, the shaping device drives the flexible display panel to deform, so that the flexible display panel is converted into a bent form or a three-dimensional curved surface form.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
The touch display device provided by the embodiment of the present application is described in detail above, and the principle and the implementation of the present application are explained in the present application by applying specific examples, and the description of the above embodiment is only used to help understanding the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.
Claims (10)
1. The utility model provides a setting device, its characterized in that, including at least certain type layer and set up in the visbreaking glue film of certain layer unilateral, the preparation material of certain layer is shape memory material, the visbreaking glue film is including the loading face that is used for bearing flexible display panel, wherein, under original condition, the loading face is planar form, under the interference condition, the loading face is the form of buckling.
2. The sizing device as claimed in claim 1, wherein the sizing device comprises at least two sizing layers spliced with each other, the sizing device further comprises an elastic layer arranged between the sizing layers and the anti-adhesive layer in a whole surface manner, one side surface of the elastic layer is attached to the plurality of sizing layers, and the other side surface of the elastic layer is attached to the anti-adhesive layer.
3. The sizing device as defined in claim 2, wherein the amount of deformation differs between adjacent sizing layers under interference conditions.
4. The sizing device as defined in claim 3, wherein the sizing device includes a middle region and an edge region disposed about the middle region, the amount of deformation in the middle region sizing layer being greater than the amount of deformation in the edge region sizing layer.
5. The sizing device as defined in claim 2, wherein the bending configuration of the sizing device is a curved configuration and the curvatures of adjacent sizing surfaces are the same under disturbance conditions.
6. The sizing device as defined in claim 2, wherein the elastic layer and the anti-adhesive layer are disposed over the entire surface, and the anti-adhesive layer has a reduced viscosity under the irradiation of the light having the first predetermined wavelength.
7. The sizing device as recited in claim 2, wherein the anti-adhesive layer comprises a plurality of anti-adhesive blocks, the anti-adhesive blocks being spaced apart.
8. A method for shaping a curved surface of a flexible display panel, using the shaping apparatus according to any one of claims 1 to 7, the method comprising:
providing a flexible display panel;
under the original condition, the flexible display panel is attached to the bearing surface of the anti-adhesive layer, and the flexible display panel and the shaping device are in a planar state;
under the condition of changing into interference, the bearing surface of the shaping device is in a bending shape, and the flexible display panel is synchronously bent to be in a bending shape;
fixing and molding the bending form of the flexible display panel;
and irradiating the anti-sticking glue layer by adopting light rays with a first preset wavelength to reduce the viscosity of the anti-sticking glue layer, and peeling the flexible display panel from the shaping device to obtain the flexible display panel in a bent state.
9. The method for profiling a curved surface of a flexible display panel according to claim 8, wherein the original condition is normal temperature and the interference condition is 55 ℃ to 65 ℃.
10. The method for profiling a curved surface of a flexible display panel according to claim 8, wherein in the step of synchronously bending the flexible display panel into a bent shape: the setting device including the design layer of splicing each other and set up in the elastic layer of design layer unilateral, viscidity reducing glue layer, the design layer jack-up of splicing each other links to each other the elastic layer, the smooth deformation of elastic layer makes the curved surface form is personally submitted in viscidity reducing glue layer's bearing, pulls flexible display panel synchronous deformation is the curved surface form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111321594.2A CN114078386B (en) | 2021-11-09 | 2021-11-09 | Shaping device and curved surface shaping method of flexible display panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111321594.2A CN114078386B (en) | 2021-11-09 | 2021-11-09 | Shaping device and curved surface shaping method of flexible display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114078386A true CN114078386A (en) | 2022-02-22 |
| CN114078386B CN114078386B (en) | 2023-06-27 |
Family
ID=80284079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111321594.2A Active CN114078386B (en) | 2021-11-09 | 2021-11-09 | Shaping device and curved surface shaping method of flexible display panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114078386B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115116329A (en) * | 2022-06-21 | 2022-09-27 | 惠州华星光电显示有限公司 | Foldable display device |
| CN115351163A (en) * | 2022-08-02 | 2022-11-18 | 滁州市精美家电设备股份有限公司 | Plate drawing and bending curved surface shaping mechanism |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1714309A (en) * | 2002-11-22 | 2005-12-28 | 皇家飞利浦电子股份有限公司 | Method of manufacturing a curved display |
| KR20140095206A (en) * | 2013-01-24 | 2014-08-01 | 엘지디스플레이 주식회사 | Flexible display device |
| US20140301026A1 (en) * | 2013-04-03 | 2014-10-09 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd | Flexible electronic device |
| CN108648630A (en) * | 2018-05-31 | 2018-10-12 | 武汉华星光电半导体显示技术有限公司 | Curved screen laminating apparatus and applying method |
| CN109887414A (en) * | 2019-02-01 | 2019-06-14 | 云谷（固安）科技有限公司 | Can be formed flexible display apparatus |
| JP2020109177A (en) * | 2020-02-28 | 2020-07-16 | リンテック株式会社 | Adhesive sheet for flexible display, flexible laminate member and flexible display |
| CN111605282A (en) * | 2020-05-29 | 2020-09-01 | 昆山国显光电有限公司 | Flexible display panel attaching method and primary assembly |
| US20210083210A1 (en) * | 2018-05-18 | 2021-03-18 | Boe Technology Group Co., Ltd. | Flexible element, flexible display device and manufacturing method thereof |
| CN113053245A (en) * | 2021-03-11 | 2021-06-29 | 京东方科技集团股份有限公司 | Profiling device, laminating method and display device |
-
2021
- 2021-11-09 CN CN202111321594.2A patent/CN114078386B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1714309A (en) * | 2002-11-22 | 2005-12-28 | 皇家飞利浦电子股份有限公司 | Method of manufacturing a curved display |
| KR20140095206A (en) * | 2013-01-24 | 2014-08-01 | 엘지디스플레이 주식회사 | Flexible display device |
| US20140301026A1 (en) * | 2013-04-03 | 2014-10-09 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd | Flexible electronic device |
| US20210083210A1 (en) * | 2018-05-18 | 2021-03-18 | Boe Technology Group Co., Ltd. | Flexible element, flexible display device and manufacturing method thereof |
| CN108648630A (en) * | 2018-05-31 | 2018-10-12 | 武汉华星光电半导体显示技术有限公司 | Curved screen laminating apparatus and applying method |
| CN109887414A (en) * | 2019-02-01 | 2019-06-14 | 云谷（固安）科技有限公司 | Can be formed flexible display apparatus |
| JP2020109177A (en) * | 2020-02-28 | 2020-07-16 | リンテック株式会社 | Adhesive sheet for flexible display, flexible laminate member and flexible display |
| CN111605282A (en) * | 2020-05-29 | 2020-09-01 | 昆山国显光电有限公司 | Flexible display panel attaching method and primary assembly |
| CN113053245A (en) * | 2021-03-11 | 2021-06-29 | 京东方科技集团股份有限公司 | Profiling device, laminating method and display device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115116329A (en) * | 2022-06-21 | 2022-09-27 | 惠州华星光电显示有限公司 | Foldable display device |
| CN115116329B (en) * | 2022-06-21 | 2023-10-31 | 惠州华星光电显示有限公司 | Foldable display device |
| CN115351163A (en) * | 2022-08-02 | 2022-11-18 | 滁州市精美家电设备股份有限公司 | Plate drawing and bending curved surface shaping mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114078386B (en) | 2023-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114078386A (en) | Shaping device and curved surface shaping method of flexible display panel | |
| US11395415B2 (en) | Display device with hinge structure | |
| TWI727177B (en) | Foldable display neutral axis management with thin, high modulus layers | |
| US20220212447A1 (en) | Cover plate, display device and method for preparing cover plate | |
| JP4669069B2 (en) | Mesh sheet and housing parts for electronic devices | |
| CN109272874B (en) | Display device and manufacturing method thereof | |
| US11908349B2 (en) | Display panel and flexible display device | |
| CN110189638A (en) | Display module and display device | |
| CN104715683B (en) | It is bent cover board and bending display device and its manufacturing method | |
| CN111327735A (en) | Flexible screen supporting component and folding display terminal | |
| CN110605848A (en) | Laminating device and method for curved screen | |
| WO2021147709A1 (en) | Electronic device | |
| CN111145642A (en) | Assembling tool and process | |
| US20240324403A1 (en) | Display panel and display device | |
| US20160066445A1 (en) | Display apparatus and manufacturing method thereof | |
| US20210332268A1 (en) | Reinforcing plate adhesive layer structure, structure of screen bending region, and display screen | |
| CN114267254B (en) | Display module, manufacturing method thereof and display device | |
| CN114446155B (en) | Four-side curved flexible screen, display terminal and bonding method thereof | |
| US11050030B2 (en) | OLED display and OLED display device | |
| CN109814752B (en) | Display screen and display device | |
| CN109321156B (en) | Shading adhesive tape, backlight module, display device and manufacturing and using methods | |
| WO2022141352A1 (en) | Display panel and display device | |
| CN113160700B (en) | Bendable device, display module and electronic equipment | |
| CN113888987B (en) | Adhesive film structure, display module and foldable display device | |
| CN214202976U (en) | Bendable display panel and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |