CN111667773A - Preparation method of display device, laminating device and display device - Google Patents
Preparation method of display device, laminating device and display device Download PDFInfo
- Publication number
- CN111667773A CN111667773A CN202010721977.8A CN202010721977A CN111667773A CN 111667773 A CN111667773 A CN 111667773A CN 202010721977 A CN202010721977 A CN 202010721977A CN 111667773 A CN111667773 A CN 111667773A
- Authority
- CN
- China
- Prior art keywords
- flexible screen
- bearing
- film
- circuit board
- flexible
- 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.)
- Pending
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
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 invention provides a preparation method of a display device, a laminating device and the display device. The preparation method of the display device comprises the following steps: arranging the curved surface cover plate in an accommodating groove of the pressing table, wherein the accommodating groove is matched with the curved surface cover plate in shape; providing a flexible screen, wherein a circuit board is connected to the flexible screen; forming a patterned adhesive layer in a bearing area of the bearing film, wherein the bearing area is provided with a flexible screen bearing area and a circuit board bearing area, and at least part of the circuit board bearing area is exposed; arranging the flexible screen in the bearing area, and bonding the flexible screen and the bearing film through a bonding glue layer; the flexible screen and the curved cover plate are driven to be attached to each other through the bearing film. According to the embodiment of the invention, the flexible driving circuit can be prevented from being damaged due to the deformation of the bearing film in the process of attaching the flexible screen and the curved cover plate, the service life of the circuit board is prolonged, and the yield of the display device is improved.
Description
Technical Field
The invention relates to the technical field of flexible screen laminating equipment, in particular to a preparation method of a display device, a laminating device and the display device.
Background
With the advent of the ubiquitous screen age, the demand of people for the full-screen is stronger and stronger. In order to improve the screen occupation ratio and the appearance of the whole screen, a hyperbolic laminating technology, a quadric laminating technology and a full laminating technology are developed.
In the prior art, a circuit board is usually arranged on one side of the flexible screen in the laminating process, and the circuit board is very easy to damage in the laminating process of the flexible screen and the curved cover plate.
Therefore, a new method for manufacturing a display device, a bonding apparatus, and a display device are needed.
Disclosure of Invention
The embodiment of the invention provides a preparation method of a display device, a laminating device and the display device, and aims to solve the problem that a circuit board is easy to damage in the laminating process of a flexible screen and a curved cover plate.
The first aspect of the embodiments of the present invention provides a method for manufacturing a display device, where the method for manufacturing a display device includes:
arranging the curved surface cover plate in an accommodating groove of the pressing table, wherein the accommodating groove is matched with the curved surface cover plate in shape;
providing a flexible screen, wherein a circuit board is connected to the flexible screen;
forming a patterned adhesive layer in a bearing area of the bearing film, wherein the bearing area is positioned on the bearing surface of the bearing film and is provided with a flexible screen bearing area and a circuit board bearing area, and at least part of the circuit board bearing area is exposed;
arranging the flexible screen in the bearing area, and bonding the flexible screen and the bearing film through a bonding glue layer;
the flexible screen and the curved cover plate are driven to be attached to each other through the bearing film.
According to the embodiment of the first aspect of the invention, the adhesive layer forms a first orthographic projection on the carrier film, and the flexible screen forms a second orthographic projection on the carrier film, wherein the second orthographic projection is located in an area formed by enclosing the outer edge of the first orthographic projection.
According to an embodiment of the first aspect of the invention, at least part of the outer contour of the first orthographic projection and the outer contour of the second orthographic projection are spaced apart.
According to an embodiment of the first aspect of the invention, the minimum separation distance of the outer contour of the first orthographic projection from the outer contour of the second orthographic projection is between 2mm and 8 mm.
According to an embodiment of the first aspect of the invention, the minimum separation distance is 5 mm.
According to the embodiment of the first aspect of the present invention, the carrier film is provided with a plurality of flexible screen bearing areas, and the sizes of the flexible screen bearing areas are different, so that the carrier film can be used for bearing flexible screens with different sizes.
According to an embodiment of the first aspect of the present invention, the adhesive layer extends in a closed loop shape along the annular region;
the bonding glue film extends in the annular region in succession and is closed cyclic annularly, perhaps the bonding glue film includes a plurality of bonding glue subareas, and a plurality of bonding glue subareas are arranged at intervals and are cyclic annularly.
According to an embodiment of the first aspect of the present invention, the adhesive layer extends and encloses in the annular region to form a hollow region, and an auxiliary adhesive layer is further disposed in the hollow region.
According to the embodiment of the first aspect of the present invention, in the step of driving the flexible screen and the curved cover plate to be attached to each other through the carrier film:
arranging the bearing film on a flexible supporting platform, wherein the flexible supporting platform is provided with a supporting surface matched with the curved cover plate;
the flexible supporting table is driven to drive the bearing film to move, so that the flexible screen and the curved cover plate are attached to each other.
According to the embodiment of the first aspect of the present invention, after the step of driving the flexible supporting platform to drive the carrier film to move so that the flexible screen and the curved cover plate are attached to each other, the method further includes:
and continuing to extrude, and continuously applying extrusion force to the bearing film through the flexible support platform.
According to an embodiment of the first aspect of the present invention, the magnitude of the pressing force is 3N to 8N and the duration is 7s to 15 s.
According to the embodiment of the first aspect of the present invention, the adhesive layer is a UV-curable adhesive, and the step of driving the flexible screen and the curved cover plate to be attached to each other through the carrier film further includes:
and irradiating ultraviolet light to one side of the bearing film, which is far away from the flexible screen, so as to reduce the viscosity of the UV adhesive and separate the bearing film and the flexible screen from each other.
According to an embodiment of the first aspect of the invention, the flexible screen comprises: the display screen body, the circuit board includes the drive circuit who connects in the display screen body.
According to the embodiment of the first aspect of the present invention, the flexible screen further includes a touch screen, the touch screen and the display screen are stacked, and the circuit board further includes a touch control circuit board connected to the touch screen.
According to an embodiment of the first aspect of the present invention, the flexible screen further includes a polarizer, and the polarizer is located on a side of the touch screen body away from the display screen body.
According to an embodiment of the first aspect of the present invention, the flexible screen further comprises a support film, the support film being located on a side of the display screen body facing away from the touch screen.
According to the embodiment of the first aspect of the invention, the flexible screen further comprises foam, the foam is located on one side of the support film, which is away from the display screen body, and the circuit board extends out of the foam.
The second aspect of the embodiments of the present invention further provides a bonding apparatus for bonding a curved cover plate and a flexible screen, where the flexible screen is connected to a circuit board, the bonding apparatus including: the working surface of the pressing table is sunken to form a containing groove for containing the curved cover plate; the flexible screen display device comprises a bearing film, a circuit board bearing area and a display screen, wherein the bearing film is used for bearing a flexible screen, a patterned adhesive layer is arranged on a bearing area of the bearing film, the bearing area is positioned on a bearing surface of the bearing film, the bearing area is provided with a flexible screen bearing area and a circuit board bearing area, and at least part of the area of the circuit board bearing area is exposed out of the adhesive layer; and the driving part is used for supporting the bearing film and driving the bearing film to move so as to enable the flexible screen and the curved cover plate to be mutually attached.
According to an embodiment of the second aspect of the present invention, the driving part comprises a flexible supporting table having a supporting surface for supporting the carrier film, the supporting surface being shaped to fit the shape of the accommodating groove;
or the driving part comprises a roller device, the roller device can be arranged along the accommodating groove in a rolling mode, and the flexible screen and the curved cover plate are attached to each other through rolling of the roller device along the bearing film.
According to the embodiment of the second aspect of the present invention, the carrier film is provided with a positioning portion;
the laminating device further comprises a movable positioning clamping piece, and the carrier film is connected with the positioning clamping piece through the positioning hole so as to be positioned at a preset position through the positioning clamping piece.
According to the embodiment of the second aspect of the present invention, the positioning portion penetrates through the positioning hole of the carrier film, or the positioning portion is a positioning column protruding from the surface of the carrier film.
The third aspect of the present invention also provides a display device manufactured by using any one of the above methods for manufacturing a display device according to the first aspect.
According to the manufacturing method of the display device, the curved surface cover plate is arranged in the accommodating groove, the accommodating groove is matched with the curved surface cover plate in shape, and the curved surface cover plate can be prevented from being damaged due to stress in the process of attaching the curved surface cover plate to the flexible screen. The flexible screen is connected with a circuit board, and the circuit board extends out of the flexible screen. The bearing area of the bearing film is provided with a patterned adhesive layer, and the bearing film and the flexible screen can be adhered to each other by the adhesive layer located in the bearing area of the flexible screen when the flexible screen is arranged in the bearing area. The bearing film drives the flexible screen and the curved cover plate to be attached to each other, and stability of relative positions of the bearing film and the flexible screen is guaranteed. At least partial region of the circuit board bearing area is exposed out of the bonding glue layer, namely, the bonding glue layer is not arranged in at least partial region of the circuit board bearing area, when the circuit board is arranged on the bearing film, at least partial region of the circuit board and the bearing film can not be bonded with each other, when the bearing film deforms in the laminating process of the flexible screen and the curved cover plate, at least partial region of the circuit board can be movably arranged relative to the bearing film, the circuit board has a certain stress release space, the circuit board 30 can be prevented from being damaged in the laminating process, the service life of the circuit board is prolonged, and the yield of the display device formed by laminating is.
Drawings
Other features, objects and advantages of the invention will become apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings in which like or similar reference characters refer to the same or similar parts.
Fig. 1 is a schematic structural diagram of a bonding apparatus according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a carrier film of a bonding apparatus according to an embodiment of the present invention;
fig. 3 is a schematic top view of a bonding state structure of a carrier film and a flexible screen of a bonding apparatus according to another embodiment of the present invention;
fig. 4 is a schematic top view of a bonding state structure of a carrier film and a flexible screen of a bonding apparatus according to another embodiment of the present invention;
fig. 5 is a schematic top view illustrating a bonding state structure between a carrier film and a flexible panel of a bonding apparatus according to still another embodiment of the present invention;
fig. 6 is a schematic top view of a bonding state structure of a carrier film and a flexible screen of a bonding apparatus according to still another embodiment of the present invention;
FIG. 7 is a schematic structural view of a bonding apparatus according to another embodiment of the present invention;
fig. 8 is a flowchart of a bonding method according to an embodiment of the present invention;
FIG. 9 is a flow chart of a bonding method according to another embodiment of the present invention;
FIG. 10 is a flow chart of a bonding method according to still another embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a flexible screen according to an embodiment of the present invention;
FIG. 12 is a schematic side view of the flexible screen structure provided by the embodiment of FIG. 11;
fig. 13 is a flowchart of a method for manufacturing a flexible screen according to an embodiment of the present invention.
Description of reference numerals:
10. a curved cover plate; 11. a shaped portion; 12. a main body portion; 20. a flexible screen; 21. a display screen body; 22. a touch screen; 23. a polarizer; 24. a support film; 25. soaking cotton; 26. an adhesive layer; 30. a circuit board; 31. a drive circuit; 32. a touch control circuit board;
100. a pressing table; 110. a working surface; 120. a containing groove;
200. a flexible support table; 210. a support surface;
300. a carrier film; 310. a bearing surface; 311. a flexible screen bearing area; 312. a circuit board carrying area; 313. a connecting region; 320. bonding the adhesive layer; 321. a glue adhering area; 330. a positioning part; 340. auxiliary adhesive layers;
400. a roller device;
500. positioning the clamping piece;
600. a base.
Detailed Description
Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper," "lower," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship only for convenience in describing the present invention and to simplify description, and do not indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The directional terms appearing in the following description are intended to be illustrative in all directions, and are not intended to limit the specific construction of embodiments of the present invention. In the description of the present invention, it is also to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; can be directly connected or indirectly connected. The specific meaning of the above terms in the present invention can be understood as appropriate to those of ordinary skill in the art.
For better understanding of the present invention, a method of manufacturing a display device, a bonding apparatus, and a display device according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 13.
The first aspect of the present invention provides a bonding apparatus for bonding a curved cover plate 10 and a flexible screen 20, wherein a circuit board 30 is connected to the flexible screen 20. Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic structural diagram illustrating a bonding apparatus according to an embodiment of the present invention. Fig. 2 is a schematic structural diagram of a carrier film in a bonding apparatus according to an embodiment of the present invention. The positions of the flexible screen carrying area and the circuit board carrying area on the carrier film are shown in fig. 2 by dot-dash lines, which do not constitute a limitation on the structure of the carrier film.
According to the attaching device provided by the embodiment of the present invention, the attaching device includes: the pressing table 100, the working surface 110 of the pressing table 100 is recessed to form a containing groove 120 for containing the curved cover plate 10; the carrier film 300 is used for carrying the flexible screen 20, a patterned adhesive layer 320 is arranged on a carrying area of the carrier film 300, the carrying area is located on a carrying surface 310 of the carrier film 300, the carrying area is provided with a flexible screen carrying area 311 and a circuit board carrying area 312, and at least a partial area of the circuit board carrying area 312 is exposed out of the adhesive layer 320; and a driving part for supporting the carrier film 300 and driving the carrier film 300 to move so that the flexible screen 20 and the curved cover plate 10 are attached to each other.
In the attaching device according to the embodiment of the present invention, the working surface 110 of the pressing table 100 is recessed to form the accommodating groove 120 for accommodating the curved cover plate 10, so that the curved cover plate 10 can be prevented from being damaged by stress during the attaching process with the flexible screen 20. The carrier film 300 is provided with a patterned adhesive layer 320, and when the flexible screen 20 is disposed in the carrier region, the adhesive layer 320 located in the flexible screen carrier region 311 can adhere the carrier film 300 and the flexible screen 20 to each other. In the process of driving the flexible screen 20 and the curved cover plate 10 to be attached to each other through the carrier film 300, the stability of the relative positions of the carrier film 300 and the flexible screen 20 is ensured. The circuit board bearing area 312 is at least partially exposed out of the adhesive layer 320, when the circuit board 30 is arranged on the bearing film 300, at least partial area of the circuit board 30 and the bearing film 300 cannot be bonded with each other, when the flexible screen 20 and the curved cover plate 10 are attached, the bearing film 300 drives the flexible screen 20 to adapt to the shape of the curved cover plate 10, deformation occurs, when the bearing film 300 drives the flexible screen 20 to deform, at least partial area of the circuit board 30 can be movably arranged relative to the bearing film 300, the circuit board 30 has a certain stress release space, damage to the circuit board 30 caused in the attachment process can be avoided, the service life of the circuit board 30 is prolonged, and the yield of the display device formed by attachment is improved.
The curved cover plate 10 may be disposed in various shapes, for example, the curved cover plate 10 includes a main body 12 and a special-shaped portion 11 disposed on at least one side of the main body 12. The shape of the main body 12 may be set in various ways, and the main body 12 may have a rectangular shape, a circular shape, an oval shape, or other shapes. When the main body 12 has a rectangular shape, the number of the irregularly shaped portions 11 is, for example, one, and one irregularly shaped portion 11 is provided on one side of the main body 12, or a plurality of irregularly shaped portions 11 are provided, and a plurality of irregularly shaped portions 11 surround the periphery of the main body 12.
In other alternative embodiments, the curved cover plate 10 may have a cross-section that is, for example, arcuate, or the curved cover plate 10 may be a portion of a sphere.
The flexible screen bearing region 311 and the flexible screen 20 are set in various sizes, for example, the outer size of the flexible screen bearing region 311 is slightly larger than the size of the flexible screen 20, or the outer size of the flexible screen bearing region 311 is matched with the size of the flexible screen 20.
There are various ways to arrange the flexible screen bearing region 311 on the carrier film 300, for example, a flexible screen bearing region 311 is arranged on the carrier film 300, so that the carrier film 300 can bear the flexible screen 20 with a shape matching with the flexible screen bearing region 311. Or the carrier film 300 is provided with a plurality of flexible screen bearing regions 311, and the sizes of the flexible screen bearing regions 311 are different, so that the carrier film 300 can be used for bearing the flexible screens 20 with different sizes, and the application range of the carrier film 300 is improved. When the carrier film 300 is provided with a plurality of flexible screen bearing areas 311, each flexible screen bearing area 311 may be provided with an adhesive layer 320, or the adhesive layer 320 is provided in the flexible screen bearing area 311 corresponding to the flexible screen 20 to be supported according to the use requirement.
The dimensions of the circuit board carrying area 312 and the circuit board 30 can be set in various ways, such as the dimension of the circuit board carrying area 312 is slightly smaller than the dimension of the circuit board 30, or the dimension of the circuit board carrying area 312 is matched with the dimension of the circuit board 30, or the dimension of the circuit board carrying area 312 is slightly larger than the dimension of the circuit board 30. When the flexible screen 20 and the carrier film 300 are bonded to each other, the bonding glue layer 320 may overflow from the flexible screen carrying area 311 and allow a portion of the circuit board 30 and the carrier film 300 to be bonded to each other through the bonding glue layer 320, a design margin may be considered when designing the patterned bonding glue layer 320, and an area of the circuit board carrying area 312 that is not covered by the bonding glue layer 320 is appropriately increased, as long as the flexible screen 20 and the carrier film 300 are bonded to each other and a portion of the area of the circuit board 30 is not connected to the carrier film 300, a possibility that the circuit board 30 is damaged due to deformation of the circuit board 30 caused by deformation of the carrier film 300 can be avoided, that is, when the carrier film 300 is deformed, a relative position between at least a portion of the circuit board 30 and the carrier film 300 may be changed, and the circuit.
The circuit board carrying area 312 is at least partially exposed from the adhesive layer 320. Due to the design of patterning the adhesive layer 320, the adhesive layer 320 may not be disposed on a portion of the carrier film 300 corresponding to the supporting circuit board 30, and even the adhesive layer 320 may not be disposed on a large portion or a whole portion of the carrier film 300 corresponding to the supporting circuit board 30. The circuit board 30 will not be adhered to the carrier film 300, so as to reduce or completely eliminate the dragging of the carrier film 300 to the circuit board 30 during the attachment process of the flexible screen 20 and the curved cover plate 10, better protect the circuit board 30, and improve the attachment yield.
The adhesive glue layer 320 is disposed on the flexible screen bearing region 311, for example. The distribution manner of the adhesive layer 320 in the flexible screen bearing region 311 is not limited, and the adhesive layer 320 may be fully coated in the flexible screen bearing region 311, that is, the adhesive layer 320 may fully cover the flexible screen bearing region 311. Alternatively, the adhesive glue layer 320 is partially coated in the flexible screen carrier region 311, i.e. the adhesive glue layer 320 may cover a part of the flexible screen carrier region 311. As long as the adhesive glue layer 320 is located within the flexible screen bearing region 311.
In some embodiments, at least a portion of the edge region of the flexible screen 20 is located within the adhesive glue layer 320, and at least a portion of the edge of the flexible screen 20 is adhered to each other by the adhesive glue layer 320 and the carrier film 300 to ensure stability of the relative position between the flexible screen 20 and the carrier film 300.
Referring to fig. 3, fig. 3 is a schematic top view illustrating a bonding state structure of a carrier film and a flexible panel of a bonding apparatus according to an embodiment of the present invention. In fig. 3, the flexible screen 20 and the circuit board 30 are disposed on the carrier film 300, and a first orthographic projection of the adhesive layer 320 formed on the carrier film 300 is shown by a dotted line.
The adhesive layer 320 forms a first orthographic projection on the carrier film 300, the flexible screen 20 forms a second orthographic projection on the carrier film 300, and at least partial areas of the first orthographic projection and the second orthographic projection are overlapped to realize the adhesion between the flexible screen 20 and the carrier film 300. There are various ways to set the first orthographic projection and the second orthographic projection, and in some alternative embodiments, the second orthographic projection outer contour is located in an area surrounded by the first orthographic projection outer contour, so that the edge of the flexible screen 20 can be bonded to the carrier film 300 through the adhesive layer 320, and the stability of the relative positions of the flexible screen 20 and the carrier film 300 is ensured.
In some alternative embodiments, the carrier region further includes a connection region 313, for example, and the connection region 313 is used for carrying a connection site of the circuit board 30 and the flexible screen 20. Referring to fig. 3, the adhesive layer 320 is further disposed in the connection region 313, for example, so that the connection portion of the flexible screen 20 and the circuit board 30 can be adhered to the carrier film 300, and the stability of the mutual adhesion between the flexible screen 20 and the circuit board 30 can be ensured.
In still other alternative embodiments, please refer to fig. 4, and fig. 4 is a schematic top view illustrating a bonding state structure of a carrier film and a flexible screen of a bonding apparatus according to another embodiment of the present invention.
In other alternative embodiments, as shown in fig. 4, the attachment region 313 is not provided with an adhesive glue layer 320, for example, and the attachment region 313 is exposed. The circuit board 30 can be prevented from being deformed along with the deformation of the carrier film 300, and the service life of the circuit board 30 can be prolonged. In some alternative embodiments, at least a part of the outer contour of the first orthographic projection and the outer contour of the second orthographic projection are spaced apart, i.e. the first orthographic projection encloses the contour of the second orthographic projection. The distribution area of the adhesive layer 320 is large, so that protection can be provided for the flexible screen 20, and the edge of the flexible screen 20 is prevented from being damaged due to stress.
In some optional embodiments, the minimum separation distance between the outer contour of the first orthographic projection and the outer contour of the second orthographic projection is 2mm to 8 mm. Further, the minimum separation distance is 5 mm. When the minimum distance between the outer contour of the first orthographic projection and the outer contour of the second orthographic projection is within the above range, the adhesive layer 320 can be ensured to provide sufficient protection for the flexible screen 20, and energy waste caused by an overlarge coating area of the adhesive layer 320 can be avoided.
The adhesive layer 320 may be disposed in various ways, for example, the first orthographic projection may be a continuous whole-layer pattern, that is, the adhesive layer 320 is formed by laying a continuous whole layer, so that each part of the flexible screen 20 can be connected to the carrier film 300 through the adhesive layer 320.
Or in other alternative embodiments, the first orthographic projection is annular, and the first orthographic projection encloses a hollow area, such that the portion of the flexible screen 20 near the upper edge can be interconnected with the carrier film 300 by the adhesive glue layer 320.
The adhesive layer 320 extends and forms along the annular region. I.e. at least part of the edges of the flexible screen 20 are bonded to each other by means of a layer of adhesive glue 320 to the carrier film 300. In these alternative embodiments, the adhesive layer 320 is annular in shape, and at least a portion of the central portion of the flexible panel 20 is not adhered to the carrier film 300. In the bonding process of the flexible screen 20 and the curved cover plate 10, when the carrier film 300 deforms, the part of the flexible screen 20 not bonded with the carrier film 300 can absorb a part of stress, so that the flexible screen 20 is prevented from being damaged due to stress. And at least part of the edges of the flexible screen 20 can be adhered to each other by the adhesive layer 320 and the carrier film 300, so that the stability of the relative position between the flexible screen 20 and the carrier film 300 can be ensured.
The extension of the adhesive layer 320 in the annular region can be varied, for example, in some alternative embodiments, the adhesive layer 320 extends continuously in a closed loop shape in the annular region, that is, the edge of the flexible screen 20 can be adhered to the carrier film 300 through the adhesive layer 320, so as to ensure the stability of the relative position between the flexible screen 20 and the carrier film 300.
Alternatively, in still other alternative embodiments, please refer to fig. 5, and fig. 5 is a schematic top view illustrating a bonding state structure of a carrier film and a flexible screen of a bonding apparatus according to still another embodiment of the present invention.
According to the carrier film 300 provided by the embodiment of the invention, the adhesive layer 320 includes a plurality of adhesive subareas 321, and the plurality of adhesive subareas 321 are distributed at intervals in an annular area. A gap exists between two adjacent adhesive sub-regions 321, part of the edge of the flexible screen 20 is adhered to the carrier film 300 through the adhesive layer 320, and the other part of the edge of the flexible screen 20 is not connected to the carrier film 300, so that the edge of the other part of the flexible screen 20 can absorb the deformation force, and the flexible screen 20 is prevented from being damaged when the carrier film 300 deforms.
Optionally, at least 0.5 times of the outer contour of the flexible screen 20 is adhered to each other through the adhesive glue layer 320 and the carrier film 300, and at least most of the edge area of the flexible screen is adhered to each other through the adhesive glue layer 320 and the carrier film 300, so as to ensure the stability of the relative position between the flexible screen 20 and the carrier film 300.
In still other alternative embodiments, please refer to fig. 6, and fig. 6 is a schematic top view illustrating a bonding state structure between a carrier film and a flexible screen of a bonding apparatus according to still another embodiment of the present invention.
According to the carrier film 300 provided by the embodiment of the invention, when the adhesive glue layer 320 extends around the edge of the flexible screen 20 to form a hollow area, the auxiliary adhesive glue layer 340 is disposed in the hollow area. The middle part of the flexible screen 20 can be bonded with the carrier film 300 through the auxiliary bonding glue layer 340, so that the stability of the relative position between the flexible screen 20 and the carrier film 300 is ensured.
There are various choices of the material of the adhesive layer 320, and in some alternative embodiments, the adhesive layer 320 is a UV-reducing adhesive, i.e., the viscosity of the UV-reducing adhesive decreases or even disappears when the UV-reducing adhesive is irradiated with UV light. After the flexible screen 20 and the curved cover plate 10 are attached to each other, the adhesive layer 320 can be reduced in viscosity by irradiating UV light on the side of the carrier film 300 away from the flexible screen 20, so that the carrier film 300 and the flexible screen 20 can be peeled off from each other conveniently.
The driving portion may be disposed in various ways, and in some alternative embodiments, the driving portion includes, for example, a flexible support table 200, the flexible support table 200 has a support surface 210 for supporting the carrier film 300, and the shape of the support surface 210 is adapted to the shape of the accommodating groove 120.
In these optional embodiments, can set up the carrier film 300 on flexible supporting bench 200, flexible supporting bench 200 has certain flexibility, drives carrier film 300 through flexible supporting bench 200 and removes and make flexible screen 20 and curved surface apron 10 laminate each other, can avoid carrier film 300 atress inequality or collide with and lead to flexible screen 20 or curved surface apron 10 to damage. Meanwhile, because the bearing surface 310 of the flexible supporting platform 200 can deform, bubbles generated between the flexible screen 20 and the curved cover plate 10 in the attaching process can be avoided, and the yield of the display device is improved.
The laminating device further comprises a rigid base 600, the flexible supporting platform 200 is arranged on the rigid base 600, the rigid base 600 can provide good support for the flexible supporting platform 200, and the flexible supporting platform 200 is prevented from shaking when being pressed by the pressing platform 100.
Referring to fig. 7, fig. 7 is a schematic structural diagram of a driving portion of a bonding apparatus according to another embodiment of the present invention.
According to the driving portion provided by the embodiment of the present invention, the driving portion includes the roller device 400, and the roller device 400 is rollably disposed along the accommodating groove 120, so that the flexible screen 20 and the curved cover plate 10 are attached to each other by rolling the roller device 400 along the carrier film 300.
In these alternative embodiments, the roller device 400 is selected to make the flexible screen 20 and the curved cover plate 10 fit together, so that when the roller device 400 rolls on the carrier film 300, air bubbles between the flexible screen 20 and the curved cover plate 10 can be removed, thereby improving the yield of the display device.
In some optional embodiments, the positioning portion 330 is disposed on the carrier film 300, and the attaching device further includes a movable positioning clamp 500, and the carrier film 300 is connected to the positioning clamp 500 through the positioning portion 330, so as to be positioned at a predetermined position by the positioning clamp 500.
In these alternative embodiments, the carrier film 300 can be positioned at a predetermined position by the cooperation of the positioning portions 330 and the positioning clips 500, so that the flexible screen 20 on the carrier film 300 can be aligned with the curved cover plate 10 better.
The positioning portion 330 may be disposed at various positions, and the positioning portion 330 is, for example, a positioning hole disposed through the carrier film 300, so that the positioning holder 500 can pass through the positioning hole to be connected with the carrier film 300. Alternatively, the positioning portion 330 is, for example, a positioning column protruding from the surface of the carrier film 300, so that the positioning holder 500 can be sleeved on the positioning column to connect with the carrier film 300.
The positioning portion 330 may be disposed at various positions, for example, the positioning portion 330 is disposed near the edge of the carrier film 300 to increase the area of the carrier surface 310 on the carrier film 300, so as to increase the selection range of the carrier region. There are various ways to arrange the number of the positioning portions 330, for example, there are a plurality of positioning portions 330, and the plurality of positioning portions 330 are distributed at intervals around the carrier film 300. Or the number of the positioning portions 330 is multiple, and the plurality of positioning portions 330 are distributed at intervals on two sides of the carrier film 300. Alternatively, the plurality of positioning parts 330 are distributed in rows and columns on the carrier film 300.
Referring to fig. 8, fig. 8 is a schematic flowchart illustrating a manufacturing method of a display device according to an embodiment of the present invention, the manufacturing method of the display device includes:
step S01: the curved cover plate 10 is disposed in the accommodating groove 120 of the pressing table 100, and the accommodating groove 120 is matched with the curved cover plate 10 in shape.
Step S02: a flexible screen 20 is provided, the flexible screen 20 having a circuit board 30 electrically connected thereto.
Step S03: a patterned adhesive layer 320 is formed on the carrier region of the carrier film 300.
The carrier region is located on the carrier surface 310 of the carrier film, the carrier region of the carrier film 300 has a flexible screen carrier region 311 and a circuit board carrier region 312, and at least a partial region of the circuit board carrier region 312 is exposed to the adhesive layer 320.
The patterned adhesive layer 320 can be formed on the carrier region in various ways, for example, the patterned adhesive layer 320 can be directly disposed on the carrier region. Or an adhesive layer may be coated on the carrier region and patterned to form the adhesive layer 320.
Step S04: the flexible screen 20 is disposed in the carrier region, and the flexible screen 20 is adhered to the carrier film 300 by the adhesive layer 320.
Step S05: the flexible screen 20 and the curved cover plate 10 are attached to each other by the carrier film 300.
In the manufacturing method of the display device according to the embodiment of the invention, the curved surface cover plate 10 is arranged in the accommodating groove 120, and the accommodating groove 120 is matched with the curved surface cover plate 10 in shape, so that the curved surface cover plate 10 can be prevented from being damaged by stress in the process of attaching to the flexible screen 20. The flexible screen 20 is connected with a circuit board 30, and the circuit board 30 extends out of the flexible screen 20. The carrier film 300 is provided with a patterned adhesive layer 320, and when the flexible screen 20 is disposed in the carrier region, the carrier film 300 may be adhered to the flexible screen 20 through the adhesive layer 320. In the process of driving the flexible screen 20 and the curved cover plate 10 to be attached to each other through the carrier film 300, the stability of the relative positions of the carrier film 300 and the flexible screen 20 is ensured. At least partial region of the circuit board bearing area 312 is exposed, when the circuit board 30 is arranged on the bearing film 300, at least partial region of the circuit board 30 and the bearing film 300 cannot be bonded with each other, in the laminating process of the flexible screen 20 and the curved surface cover plate 10, the bearing film 300 can deform when driving the flexible screen 20 to adapt to the shape of the curved surface cover plate 10, when the bearing film 300 drives the flexible screen 20 to deform, at least partial region of the circuit board 30 can be movably arranged relative to the bearing film 300, the circuit board 30 has a certain stress release space, the damage of the circuit board 30 caused in the laminating process can be avoided, the service life of the circuit board 30 is prolonged, and the yield of the display device formed by laminating.
In the above-described embodiment, there are various ways of setting the order of the steps, for example, the manufacturing method of the display device is performed in order of steps S01 to S05, or step S01 may be performed after step S02, step S03, or step S04, and step S02 may be performed after step S01 or step S03.
The circuit board carrying area 312, the flexible screen carrying area 311 and the adhesive layer 320 are arranged as described above, and are not described herein again.
There are various choices of the material of the adhesive layer 320, and in some alternative embodiments, the adhesive layer 320 is a UV-reducing adhesive, i.e., the viscosity of the UV-reducing adhesive decreases or even disappears when the UV-reducing adhesive is irradiated with UV light. At this time, referring to fig. 9, fig. 9 is a schematic flow chart illustrating a manufacturing method of a display device according to another embodiment of the invention.
Step S06 is also included after step S05: and irradiating ultraviolet light to the side of the carrier film 300, which is far away from the flexible screen 20, so as to reduce the viscosity of the UV viscose glue and separate the carrier film 300 and the flexible screen 20 from each other.
In these alternative embodiments, the adhesive layer 320 is a UV-curable adhesive, and the viscosity of the adhesive layer 320 can be reduced through step 06, so that the carrier film 300 and the flexible screen 20 can be separated from each other conveniently, and the flexible screen 20 is not damaged during the process of separating the carrier film 300 and the flexible screen 20 from each other.
The setting manner of step S05 is various, and in some alternative embodiments, please refer to fig. 10 together, and fig. 10 shows a flowchart illustrating a manufacturing method of a display device according to another embodiment of the present invention.
Step S05 includes, for example:
step S051: the carrier film 300 is disposed on the flexible support 200, and the flexible support 200 has a supporting surface 210 adapted to the curved cover plate 10.
The flexible support 200 can be made of a variety of materials, for example, the flexible support 200 is made of silicone, so long as the flexible support 200 has a certain flexibility to allow the support surface 210 to deform.
Step S052: the flexible supporting platform 200 is driven to drive the carrier film 300 to move, so that the flexible screen 20 and the curved cover plate 10 are attached to each other.
In these optional embodiments, set up the carrier film 300 on flexible supporting bench 200, flexible supporting bench 200 has certain flexibility, drives carrier film 300 through flexible supporting bench 200 and removes and make flexible screen 20 and curved surface apron 10 laminate each other, can avoid carrier film 300 atress inequality or collide with and lead to flexible screen 20 or curved surface apron 10 to damage. Meanwhile, because the bearing surface 310 of the flexible supporting platform 200 can deform, bubbles generated between the flexible screen 20 and the curved cover plate 10 in the attaching process can be avoided, and the yield of the display device is improved.
Optionally, after step S052, the method for manufacturing a display device further includes:
step S053: the pressing step is continued, and the pressing force is continuously applied to the carrier film 300 through the flexible support stage 200. In the continuous extrusion step, the extrusion force is, for example, 3N to 8N for a duration of 7s to 15 s.
In these alternative embodiments, after step S052, through step S053, the air bubble extrusion between the flexible screen 20 and the curved cover plate 10 can be continued, and the tightness of the joint between the flexible screen 20 and the curved cover plate 10 can be ensured.
In other alternative embodiments, step S05 further includes: the roller device 400 is selected to roll on the side of the carrier film 300 away from the flexible screen 20, so that the flexible screen 20 and the curved cover plate 10 are attached to each other.
In these alternative embodiments, the roller device 400 is selected to make the flexible screen 20 and the curved cover plate 10 fit together, so that when the roller device 400 rolls on the carrier film 300, air bubbles between the flexible screen 20 and the curved cover plate 10 can be removed, thereby improving the yield of the display device.
There are various ways of arranging the flexible screen 20, please refer to fig. 11 and 12 together, and fig. 11 shows a schematic structural diagram of a flexible screen according to an embodiment of the present invention. Fig. 12 is a schematic side view of the flexible screen structure provided in the embodiment of fig. 11.
According to the flexible screen 20 provided by the embodiment of the invention, the flexible screen 20 comprises a display screen body 21, and the circuit board 30 comprises a driving circuit 31 connected to the display screen body 21. After the flexible screen 20 and the curved cover plate 10 are attached to each other, the driving circuit 31 can be bent to the side of the display screen 21 departing from the curved cover plate 10, so that the full-screen display of the display device can be realized.
In some embodiments, the flexible screen 20 further includes a touch screen 22, for example, and the touch screen 22 and the display screen body 21 are stacked. After the touch screen 22 and the display screen body 21 are stacked to form the flexible screen 20, the flexible screen 20 and the curved cover plate 10 are attached to each other, so that the forming process of the display device can be simplified. Optionally, the circuit board 30 further includes a touch circuit board 32 connected to the touch screen 22, for example, so that the circuit in the touch screen 22 can be electrically connected to the outside through the touch circuit board 32.
Optionally, the flexible screen 20 further includes a support film 24, and the support film 24 is located on a side of the display screen body 21 facing away from the touch screen 22. The supporting film 24 can improve the strength of the flexible screen 20, damage to the flexible screen 20 and the curved cover plate 10 in the laminating process is avoided, meanwhile, the supporting film 24 is arranged behind the display screen body 21, and the flexible screen 20 and the curved cover plate 10 are mutually laminated to further simplify the forming process of the display device.
Optionally, the flexible screen 20 further includes a foam 25, the foam 25 is located on a side of the support film 24 away from the display screen body 21, and the circuit board 30 extends out of the foam 25. The foam 25 can provide protection for the display screen body 21 and prevent the display screen body 21 from being collided. Meanwhile, after the foam 25 is arranged on the support film 24, the flexible screen 20 and the curved cover plate 10 are attached to each other, so that the forming process of the display device can be further simplified.
In step S02, there are various methods for manufacturing the flexible screen 20, please refer to fig. 13, and fig. 12 shows a schematic flow chart of a method for manufacturing the flexible screen 20 according to an embodiment of the present invention. According to the method for manufacturing the flexible screen 20, the method for manufacturing the flexible screen 20 includes the following steps:
step S021: a display screen body 21 is provided.
Step S022: the driving circuit 31 is attached to at least one side of the display panel body 21.
Step S023: a connection circuit is provided in the drive circuit 31.
Step S024: a support film 24 is attached to one side of the display panel body 21.
Step S025: the touch panel 22 is attached to the display panel body 21 on the side away from the support film 24. The touch screen 22 is connected to a touch circuit board 32, and the touch circuit board 32 is connected to the driving circuit 31 through a connection circuit.
Step S026: a polarizer 23 is attached to the touch panel 22 on the side facing away from the display panel body 21.
Step S027: the foam 25 is attached to the side of the support film 24 facing away from the display screen body 21.
An adhesive layer 26 is provided between the display panel body 21 and the touch panel 22.
The third aspect of the present invention also provides a display device manufactured and molded by the method for manufacturing a display device according to any one of the first aspect.
The present invention may be embodied in other specific forms without departing from its spirit or essential characteristics. For example, the algorithms described in the specific embodiments may be modified without departing from the basic spirit of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (10)
1. A method of manufacturing a display device, comprising:
arranging a curved surface cover plate in a containing groove of a pressing table, wherein the containing groove is matched with the curved surface cover plate in shape;
providing a flexible screen, wherein a circuit board is connected to the flexible screen;
forming a patterned adhesive layer on a bearing area of a bearing film, wherein the bearing area is positioned on the bearing surface of the bearing film and is provided with a flexible screen bearing area and a circuit board bearing area, and at least partial area of the circuit board bearing area is exposed out of the adhesive layer;
arranging the flexible screen in the bearing area, wherein the flexible screen is mutually bonded with the bearing film through the bonding glue layer;
the bearing film drives the flexible screen and the curved cover plate to be attached to each other.
2. The method according to claim 1, wherein the adhesive layer forms a first orthographic projection on the carrier film, the flexible screen forms a second orthographic projection on the carrier film, and the second orthographic projection is located in an area defined by the outline of the first orthographic projection;
preferably, at least part of the outer contour of the first orthographic projection and the outer contour of the second orthographic projection are arranged at intervals;
preferably, the minimum distance between the outer contour of the first orthographic projection and the outer contour of the second orthographic projection is 2mm to 8 mm.
3. The method of claim 1, wherein a plurality of flexible screen bearing regions are provided on the carrier film, and wherein the flexible screen bearing regions are different in size to enable the carrier film to be used to bear flexible screens of different sizes.
4. The method according to claim 2, wherein the adhesive layer is formed by extending along an annular region, the adhesive layer extends continuously in a closed ring shape, or the adhesive layer comprises a plurality of adhesive sub-regions, and the adhesive sub-regions are arranged at intervals in a ring shape.
5. The method of claim 4, wherein the bond paste layer extends within the annular region to enclose a hollow region, the hollow region further having an auxiliary bond paste layer disposed therein.
6. The method of claim 1, wherein the step of attaching the flexible screen and the curved cover plate to each other via the carrier film comprises:
arranging the bearing film on a flexible support platform, wherein the flexible support platform is provided with a support surface matched with the curved cover plate;
driving the flexible support platform to drive the bearing film to move, so that the flexible screen and the curved cover plate are attached to each other;
preferably, the driving the flexible supporting platform drives the carrier film to move, so that the flexible screen and the curved cover plate are attached to each other, and then the method further comprises:
and continuing to extrude, and continuously applying extrusion force to the bearing film through the flexible support platform.
7. The method of claim 1, wherein the flexible screen comprises:
the circuit board comprises a driving circuit connected with the display screen body;
the touch screen and the display screen body are arranged in a stacked mode, and the circuit board further comprises a touch control circuit board connected to the touch screen;
the polaroid is positioned on one side of the touch screen, which is far away from the display screen body;
the supporting film is positioned on one side, away from the touch screen, of the display screen body;
the foam is positioned on one side, deviating from the display screen body, of the support film, and the circuit board extends out of the foam.
8. The utility model provides a laminating device, its characterized in that for laminating curved surface apron and flexible screen, be connected with the circuit board on the flexible screen, laminating device includes:
the working surface of the pressing table is sunken to form a containing groove for containing the curved cover plate;
the flexible screen bearing device comprises a bearing film, a bearing area and a circuit board bearing area, wherein the bearing film is used for bearing the flexible screen, a patterned adhesive layer is arranged on the bearing area of the bearing film, the bearing area is positioned on the bearing surface of the bearing film, the bearing area is provided with a flexible screen bearing area and a circuit board bearing area, and at least part of the area of the circuit board bearing area is exposed out of the adhesive layer;
and the driving part is used for supporting the bearing film and driving the bearing film to move so that the flexible screen and the curved cover plate are mutually attached.
9. The laminating device according to claim 8, wherein a positioning portion is provided on the carrier film;
the laminating device also comprises a movable positioning clamping piece, and the bearing film is connected with the positioning clamping piece through the positioning hole so as to be positioned at a preset position through the positioning clamping piece;
preferably, the positioning portion penetrates through a positioning hole formed in the carrier film, or the positioning portion is a positioning column protruding from the surface of the carrier film.
10. A display device manufactured by the method for manufacturing a display device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010721977.8A CN111667773A (en) | 2020-07-24 | 2020-07-24 | Preparation method of display device, laminating device and display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010721977.8A CN111667773A (en) | 2020-07-24 | 2020-07-24 | Preparation method of display device, laminating device and display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111667773A true CN111667773A (en) | 2020-09-15 |
Family
ID=72392318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010721977.8A Pending CN111667773A (en) | 2020-07-24 | 2020-07-24 | Preparation method of display device, laminating device and display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111667773A (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117319A (en) * | 2020-09-30 | 2020-12-22 | 武汉天马微电子有限公司 | Display device and display device bonding method |
| CN112270889A (en) * | 2020-10-27 | 2021-01-26 | 昆山工研院新型平板显示技术中心有限公司 | Apparatus for manufacturing display device, method of manufacturing display device |
| CN112382196A (en) * | 2020-10-30 | 2021-02-19 | 昆山工研院新型平板显示技术中心有限公司 | Flexible screen laminating device and laminating method |
| CN112497879A (en) * | 2020-11-25 | 2021-03-16 | 武汉天马微电子有限公司 | Curved surface display panel jig, laminating device and laminating method |
| CN112562516A (en) * | 2020-12-23 | 2021-03-26 | Oppo广东移动通信有限公司 | Cover plate for display screen, display screen and preparation method of display screen |
| CN112606526A (en) * | 2020-12-14 | 2021-04-06 | 云谷（固安）科技有限公司 | Bonding apparatus and bonding method |
| CN113099711A (en) * | 2021-04-01 | 2021-07-09 | 京东方科技集团股份有限公司 | Carrier film, flexible circuit board bending device and bending method |
| CN113096544A (en) * | 2021-04-30 | 2021-07-09 | 合肥维信诺科技有限公司 | Bearing platform and laminating device |
| CN113112918A (en) * | 2021-04-09 | 2021-07-13 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof, flexible display panel and display device |
| CN113257114A (en) * | 2021-05-20 | 2021-08-13 | 武汉华星光电技术有限公司 | Display device and electronic apparatus |
| CN113470528A (en) * | 2021-06-30 | 2021-10-01 | 合肥维信诺科技有限公司 | Curved surface screen laminating equipment and curved surface screen laminating method |
| CN113724600A (en) * | 2021-09-02 | 2021-11-30 | 业成科技（成都）有限公司 | Manufacturing method of display screen |
| CN114683468A (en) * | 2020-12-30 | 2022-07-01 | 伯恩高新科技（惠州）有限公司 | Manufacturing process of front cover of mobile phone |
| CN114683465A (en) * | 2020-12-30 | 2022-07-01 | 伯恩高新科技（惠州）有限公司 | Manufacturing process of front cover of mobile phone |
| CN114863825A (en) * | 2022-06-14 | 2022-08-05 | Oppo广东移动通信有限公司 | Attaching method of dominant screen assembly, dominant screen assembly and electronic equipment |
| CN114999325A (en) * | 2022-06-17 | 2022-09-02 | 昆山国显光电有限公司 | Bonding apparatus and bonding method |
| CN115188269A (en) * | 2022-06-28 | 2022-10-14 | 云谷（固安）科技有限公司 | Flexible display module prefabricated part, flexible display module and preparation method |
| WO2023103002A1 (en) * | 2021-12-10 | 2023-06-15 | 苏州华星光电技术有限公司 | Laminating apparatus |
| WO2024124822A1 (en) * | 2022-12-15 | 2024-06-20 | 昆山国显光电有限公司 | Carrier film and lamination jig |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150034048A (en) * | 2013-09-25 | 2015-04-02 | 엘지디스플레이 주식회사 | Display device and method for manufacturing of the same |
| CN108773142A (en) * | 2018-06-08 | 2018-11-09 | 京东方科技集团股份有限公司 | Foldable display panel and its applying method and laminating apparatus |
| TWI643753B (en) * | 2017-10-19 | 2018-12-11 | 陽程科技股份有限公司 | Curved surface bonding device and method |
| CN110588132A (en) * | 2019-10-23 | 2019-12-20 | 云谷（固安）科技有限公司 | Bonding apparatus and bonding method |
| CN110941362A (en) * | 2019-11-21 | 2020-03-31 | 昆山工研院新型平板显示技术中心有限公司 | Touch panel laminating method and display panel |
-
2020
- 2020-07-24 CN CN202010721977.8A patent/CN111667773A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20150034048A (en) * | 2013-09-25 | 2015-04-02 | 엘지디스플레이 주식회사 | Display device and method for manufacturing of the same |
| TWI643753B (en) * | 2017-10-19 | 2018-12-11 | 陽程科技股份有限公司 | Curved surface bonding device and method |
| CN108773142A (en) * | 2018-06-08 | 2018-11-09 | 京东方科技集团股份有限公司 | Foldable display panel and its applying method and laminating apparatus |
| CN110588132A (en) * | 2019-10-23 | 2019-12-20 | 云谷（固安）科技有限公司 | Bonding apparatus and bonding method |
| CN110941362A (en) * | 2019-11-21 | 2020-03-31 | 昆山工研院新型平板显示技术中心有限公司 | Touch panel laminating method and display panel |
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112117319A (en) * | 2020-09-30 | 2020-12-22 | 武汉天马微电子有限公司 | Display device and display device bonding method |
| CN112270889A (en) * | 2020-10-27 | 2021-01-26 | 昆山工研院新型平板显示技术中心有限公司 | Apparatus for manufacturing display device, method of manufacturing display device |
| CN112270889B (en) * | 2020-10-27 | 2022-11-11 | 昆山工研院新型平板显示技术中心有限公司 | Equipment for manufacturing display device and method for manufacturing display device |
| CN112382196A (en) * | 2020-10-30 | 2021-02-19 | 昆山工研院新型平板显示技术中心有限公司 | Flexible screen laminating device and laminating method |
| CN112497879A (en) * | 2020-11-25 | 2021-03-16 | 武汉天马微电子有限公司 | Curved surface display panel jig, laminating device and laminating method |
| CN112497879B (en) * | 2020-11-25 | 2023-09-19 | 武汉天马微电子有限公司 | Curved surface display panel jig, laminating device and laminating method |
| CN112606526A (en) * | 2020-12-14 | 2021-04-06 | 云谷（固安）科技有限公司 | Bonding apparatus and bonding method |
| CN112562516A (en) * | 2020-12-23 | 2021-03-26 | Oppo广东移动通信有限公司 | Cover plate for display screen, display screen and preparation method of display screen |
| CN114683468A (en) * | 2020-12-30 | 2022-07-01 | 伯恩高新科技（惠州）有限公司 | Manufacturing process of front cover of mobile phone |
| CN114683465A (en) * | 2020-12-30 | 2022-07-01 | 伯恩高新科技（惠州）有限公司 | Manufacturing process of front cover of mobile phone |
| CN113099711A (en) * | 2021-04-01 | 2021-07-09 | 京东方科技集团股份有限公司 | Carrier film, flexible circuit board bending device and bending method |
| CN113112918A (en) * | 2021-04-09 | 2021-07-13 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof, flexible display panel and display device |
| CN113112918B (en) * | 2021-04-09 | 2024-05-24 | 京东方科技集团股份有限公司 | Display module, manufacturing method thereof, flexible display panel and display device |
| CN113096544A (en) * | 2021-04-30 | 2021-07-09 | 合肥维信诺科技有限公司 | Bearing platform and laminating device |
| CN113096544B (en) * | 2021-04-30 | 2023-02-24 | 合肥维信诺科技有限公司 | Bearing platform and laminating device |
| CN113257114A (en) * | 2021-05-20 | 2021-08-13 | 武汉华星光电技术有限公司 | Display device and electronic apparatus |
| CN113470528A (en) * | 2021-06-30 | 2021-10-01 | 合肥维信诺科技有限公司 | Curved surface screen laminating equipment and curved surface screen laminating method |
| CN113724600A (en) * | 2021-09-02 | 2021-11-30 | 业成科技（成都）有限公司 | Manufacturing method of display screen |
| WO2023103002A1 (en) * | 2021-12-10 | 2023-06-15 | 苏州华星光电技术有限公司 | Laminating apparatus |
| CN114863825A (en) * | 2022-06-14 | 2022-08-05 | Oppo广东移动通信有限公司 | Attaching method of dominant screen assembly, dominant screen assembly and electronic equipment |
| CN114863825B (en) * | 2022-06-14 | 2024-02-27 | Oppo广东移动通信有限公司 | Attaching method of dominant screen assembly, dominant screen assembly and electronic equipment |
| CN114999325A (en) * | 2022-06-17 | 2022-09-02 | 昆山国显光电有限公司 | Bonding apparatus and bonding method |
| CN114999325B (en) * | 2022-06-17 | 2023-10-31 | 昆山国显光电有限公司 | Bonding device and bonding method |
| CN115188269A (en) * | 2022-06-28 | 2022-10-14 | 云谷（固安）科技有限公司 | Flexible display module prefabricated part, flexible display module and preparation method |
| WO2024124822A1 (en) * | 2022-12-15 | 2024-06-20 | 昆山国显光电有限公司 | Carrier film and lamination jig |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111667773A (en) | Preparation method of display device, laminating device and display device | |
| CN111697165B (en) | Bonding device and bonding method | |
| CN111063262B (en) | Flexible display module and manufacturing method thereof | |
| KR102183540B1 (en) | Laminate apparatus and method for manufacturing display device | |
| US11014348B2 (en) | Method for bonding a three-dimensional cover and a glued optical assembly | |
| US11104110B2 (en) | Laminating devices and laminating methods for curved cover plates with irregular shape and flexible screen | |
| US9266310B2 (en) | Methods of joining device structures with adhesive | |
| JP6024916B2 (en) | Panel pasting method and panel pasting apparatus | |
| JP2020513579A (en) | Flexible display | |
| JP2002014359A (en) | Method and device for manufacturing liquid crystal display curved surface panel | |
| CN104097383A (en) | JIG ASSEMBLY and LAMINATING APPARATUS | |
| CN111263699A (en) | Laminating method for displaying corner of peripheral edge type window substrate having corner at periphery and laminating apparatus used for the method | |
| CN112644135B (en) | Vacuum adsorption pad assembly, display laminating device and display laminating method | |
| KR102484659B1 (en) | Apparatus for conneting films without bubble | |
| KR20170039787A (en) | The method for attaching a flexible panel to the curved window glass | |
| CN111833739B (en) | Bonding apparatus and bonding method | |
| KR20150113397A (en) | Apparatus and Method of Bonding Flexible Display and Curved Cover Element | |
| KR101552397B1 (en) | Method for attaching panel and apparatus therefor | |
| CN114026529A (en) | Mold and preparation method of display device | |
| CN216708398U (en) | Lamp-pressing glue structure | |
| CN214521960U (en) | Film pasting device | |
| KR20210118943A (en) | Cementation Pads and Cementation Manufacturing Equipment | |
| KR102322566B1 (en) | Laminate apparatus and method for manufacturing display device | |
| KR102483233B1 (en) | A film bonding device for optical films that does not allow air bubbles and foreign substances to enter | |
| CN212684709U (en) | Film sticking device |
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 | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200915 |