CN110682651A - Display screen laminating device and display screen laminating method - Google Patents
Display screen laminating device and display screen laminating method Download PDFInfo
- Publication number
- CN110682651A CN110682651A CN201910945688.3A CN201910945688A CN110682651A CN 110682651 A CN110682651 A CN 110682651A CN 201910945688 A CN201910945688 A CN 201910945688A CN 110682651 A CN110682651 A CN 110682651A
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- Prior art keywords
- curved surface
- attaching
- display screen
- plane
- screen body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
- B32B37/1009—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure using vacuum and fluid pressure
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/20—Displays, e.g. liquid crystal displays, plasma displays
- B32B2457/208—Touch screens
Abstract
The invention provides a display screen attaching device and a display screen attaching method. The display screen includes the curved surface base member in plane base member and the plane base member outside, and the plane base member includes screen body plane part and apron plane part, and the curved surface base member includes screen body curved surface part and apron curved surface part, and this display screen laminating device includes: the flat part attaching mechanism is used for integrally attaching the plane part of the screen body and the plane part of the cover plate; the gasbag laminating mechanism locates straight portion laminating mechanism's both sides, and gasbag laminating mechanism is used for exerting pressure to screen body curved surface part from inside to outside from being located one side that the curved surface base member is close to the plane base member under gaseous pressure effect, laminating apron curved surface part. Adopt the integrated configuration of straight portion laminating mechanism and gasbag laminating mechanism, laminate the plane base member and the curved surface base member of display screen respectively, the mode is novel, can reduce the laminating bubble of the screen body and apron, improves the laminating quality, has reduced the breakage rate of the screen body and apron simultaneously, reduces the yield loss.
Description
Technical Field
The invention relates to the field of equipment, in particular to a display screen laminating device and a display screen laminating method.
Background
In recent years, with the popularity of various digital devices such as smartphones, digital televisions, tablet computers, notebooks, PMPs, and navigators, there has been an increasing demand for display panels used for flat panel display devices, touch panels, and the like. With the development of flexible display technology, various curved display screens have come to be produced, wherein the process of attaching the curved cover plate and the flexible display panel is of great interest as one of the necessary steps for producing the curved display screens. In the face of curved cover plates with various shapes, such as 90-degree angle cover plates, the existing bonding process is tested seriously, and the difficulty of the bonding process is increased more and more.
Disclosure of Invention
In view of this, embodiments of the present invention provide a display screen attaching apparatus and a display screen attaching method to solve the problem of poor attaching effect of the display screen in the prior art.
An embodiment of the application provides a pair of display screen laminating device, the display screen includes the curved surface base member in plane base member and the plane base member outside, and the plane base member includes screen body plane part and apron plane part, and the curved surface base member includes screen body curved surface part and apron curved surface part, and the display screen laminating device includes: the flat part attaching mechanism is used for integrally attaching the plane part of the screen body and the plane part of the cover plate; the gasbag laminating mechanism locates straight portion laminating mechanism's both sides, and gasbag laminating mechanism is used for exerting pressure to screen body curved surface part from inside to outside from being located one side that the curved surface base member is close to the plane base member under gaseous pressure effect, laminating apron curved surface part.
In one embodiment of the present application, the flat portion attaching mechanism includes a support plate and a flat layer stacked on the support plate.
In one embodiment of the present application, the material of the planarization layer includes silicone.
In one embodiment of the present application, an inflation channel is provided in the support plate in communication with the airbag attachment mechanism.
In one embodiment of the present application, an airbag attachment mechanism includes a hollow cavity capable of containing a gas.
In an embodiment of this application, display screen laminating device still includes the stopper, and gasbag laminating mechanism is pressed to the stopper, and gasbag laminating mechanism is used for controlling the contact position of screen body curved surface part and apron curved surface part.
In one embodiment of the present application, the stop block comprises a rubber plate.
In one embodiment of the present application, the stopper is transparent.
On the other hand, the application provides a display screen attaching method, which comprises the following steps:
and 4, moving the limiting block to the tail end of the curved surface part of the screen body, and finishing the fitting of the curved surface substrate.
In one embodiment of the present application, the flat portion attaching mechanism moves toward the planar substrate to attach the entire surface of the flat portion of the screen body to the flat portion of the cover plate, and after the flat portion of the cover plate contacts the flat portion of the cover plate, the flat portion attaching mechanism moves upward until the flat portion of the screen body and the flat portion of the cover plate are closely attached to each other.
In an embodiment of this application, aerify in to gasbag laminating mechanism, aerify in the mechanism includes gasbag laminating mechanism with stopper suppression gasbag laminating mechanism earlier, treat that gasbag laminating mechanism swells and the screen body curved surface part does not contact apron curved surface part time-sharing, suppress with the stopper gasbag laminating mechanism.
In an embodiment of this application, the stopper is pressed close to gasbag laminating mechanism and is followed the direction motion of being close to screen body plane part to keeping away from screen body plane part, and gasbag laminating mechanism control screen body curved surface part includes that the laminating of apron curved surface part is close from being located the curved surface base member under the pressure effect of gasbag laminating mechanism at gas one side of plane base member is from inside to outside to applying pressure to screen body curved surface part, laminating apron curved surface part.
Compared with the prior art, the flat-surface laminating mechanism has the advantages that the flat-surface base body and the curved-surface base body of the display screen are respectively laminated by adopting a combined structure of the flat-surface laminating mechanism and the air bag laminating mechanism, the flat-surface laminating mechanism is used for laminating the flat-surface part of the screen body and the flat-surface part of the cover plate in a whole surface manner, and in addition, under the pressing action of the air bag laminating mechanism, the curved-surface part of the screen body is in contact lamination with the curved-surface part of the cover plate. The straight part laminating mechanism and the air bag laminating mechanism are laminated in a combined mode, the mode is novel, the consumed cost is low, and the effect is obvious;
in addition, the adoption of a segmented attaching mode can reduce attaching bubbles between the screen body and the cover plate, improve attaching quality, reduce the damage rate of the screen body and the cover plate and reduce yield loss.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only schematic drawings of the embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural view of a display screen attaching apparatus according to a first embodiment of the present invention.
Fig. 2 is a schematic structural view of a display screen attaching apparatus according to another embodiment of the present invention.
Fig. 3 is a schematic structural view of a display screen attaching apparatus according to another embodiment of the present invention.
Fig. 4 is a schematic view illustrating a first working state of a display screen in accordance with an embodiment of the present invention.
Fig. 5 is a schematic view illustrating a second working state of a display screen in accordance with an embodiment of the present invention.
Fig. 6 is a schematic view showing a third working state of attaching a display screen according to an embodiment of the present invention.
Fig. 7 is a flowchart illustrating a display screen attaching method according to an embodiment of the present invention.
Reference numerals:
1-a flat portion attaching mechanism; 2-an air bag attaching mechanism; 11-a support plate; 12-a planar layer; 3-a display screen; 31-a screen body planar portion; 32-a screen body curved surface portion; 4-cover plate; 41-flat part of cover plate; 42-a cover plate curved surface portion; 5-a limiting block; 6-inflation hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Where the terms "comprising," "having," and "including" are used herein, another element may be added unless an explicit limitation is used, such as "only," "consisting of … …," etc. Unless mentioned to the contrary, terms in the singular may include the plural and are not to be construed as being one in number.
Fig. 1 is a schematic structural view of a display screen attaching apparatus according to a first embodiment of the present invention. Please refer to
In fig. 1, the display screen includes a planar substrate (not shown in the figure) and a curved substrate (not shown in the figure) outside the planar substrate, the planar substrate includes a screen plane portion and a cover plate plane portion, the curved substrate includes a screen curved portion and a cover plate curved portion, and the display screen attaching device includes a straight portion attaching mechanism 1 and an airbag attaching mechanism 2. The both sides of straight portion laminating mechanism 1 are located to gasbag laminating mechanism 2, and gasbag laminating mechanism 2 is used for under the pressure effect of gas, and is right from inside to outside from the one side that is located the curved surface base member and is close the plane base member the screen body curved surface part 32 exerts pressure, laminates apron curved surface part 42. Gasbag laminating mechanism 2 can registrate in the both sides of straight portion laminating mechanism 1, also can connect through other colloids, as long as can guarantee the leakproofness of straight portion laminating mechanism 2, can make straight portion laminating mechanism 2 realize aerifing simultaneously, and this application is not done too much and is repeated.
The display screen attaching device is used for attaching the display screen 3 and the cover plate 4, the flat attaching mechanism 1 is used for attaching the plane part 31 of the screen body and the plane part 41 of the cover plate, and the air bag attaching mechanism 2 is used for attaching the curved surface part 32 of the screen body and the plane part 42 of the cover plate. This application adopts the integrated configuration of straight portion laminating mechanism 1 and gasbag laminating mechanism 2, and straight portion laminating mechanism 1 is used for whole face laminating screen body plane part 31 and apron plane part 41, under gasbag laminating mechanism 2's oppression effect in addition for screen body curved surface part 32 and apron curved surface part 42's contact laminating. The straight part laminating mechanism 1 and the air bag laminating mechanism 2 are laminated in a combined mode, the mode is novel, the consumption cost is low, and the effect is obvious; in addition, the adoption of a segmented attaching mode can reduce attaching bubbles of the screen body 3 and the cover plate 4, improve attaching quality, reduce the damage rate of the screen body and the cover plate and reduce yield loss.
Further, in order to make the flat portion attaching mechanism 1 have a better attaching effect on the planar portion 31 of the screen body, fig. 2 is a schematic structural diagram of a display screen attaching device according to another embodiment of the present invention. Such as
As shown in fig. 2, the flat portion attaching mechanism 1 includes a support plate 11 and a flat layer 12 stacked on the support plate, and the material of the support plate 11 is not limited, and the flat layer 12 may be supported, which is not limited in the present application. The surface of the flat layer 12, which is far away from the supporting plate 11 and is in contact with the screen body plane part 31, is flat, so that bubbles and wrinkles are not generated when the screen body plane part 31 is attached, and the attaching effect is better. In addition, the flat layer 12 may have a certain elasticity, such as silicone. After the plane part 31 of the screen body contacts the plane part 41 of the cover plate, pressing is carried out, so that the attaching effect is more compact. The flat layer 12 may be made of other elastic materials, and may be selected according to practical situations, which are not limited herein.
Wherein the support plate 11 may be provided therein with an inflation channel (not shown) such as an air cylinder or an air pump communicating with the airbag attachment mechanism 2. The airbag attachment mechanism 2 includes a hollow cavity inflation structure capable of containing a gas. The supporting plate 11 can inflate the airbag attaching mechanism 2 through an inflation channel, and the supporting plate 11 can be rectangular, so that the inflation channel can be conveniently arranged. In addition, pressure sensors (not shown) may be provided on the inner wall of the airbag bonding mechanism 2, and the pressure sensors may be connected to respective pressure indicators (not shown) provided outside thereof. When the air pump is inflated, the switch of the air pump is controlled according to the pressure displayed by the pressure display.
Fig. 3 is a schematic structural view of a display screen attaching apparatus according to another embodiment of the present invention. Such as
As shown in fig. 3, the flat portion attaching mechanism 1 can be directly made of silica gel, and the surface of the flat portion attaching mechanism 1 contacting with the screen body plane portion 31 is smooth, so that no bubble or wrinkle is generated when the flat portion 31 of the display screen is attached, and the attaching effect is better. In order to facilitate inflation, the airbag attachment mechanism 2 is provided with an inflation hole 6, the airbag attachment mechanism 2 comprises a hollow cavity inflation structure capable of accommodating gas, and an external inflation device (not shown in the figure) can inflate the airbag attachment mechanism 2 through the inflation hole 6.
In addition, as shown in fig. 2-3, the display screen attaching device further includes a limiting block 5, the limiting block 5 can press the airbag attaching mechanism 2 when the airbag attaching mechanism 2 is inflated to be expanded and the curved portion 32 of the screen body does not contact the flat portion 42 of the cover plate, the limiting block 5 is close to the airbag attaching mechanism 2 and moves along the direction close to the flat portion of the screen body to the direction far away from the flat portion 31 of the screen body, and the attaching of the airbag attaching mechanism 2 and the curved substrate is controlled. Fig. 4 to 6 are schematic diagrams illustrating a working state of a display screen in accordance with an embodiment of the present invention. Specifically, the airbag attaching mechanism 2 applies pressure to the curved screen portion 32 from the inside to the outside from the side of the curved substrate close to the planar substrate under the pressure of the gas, and attaches to the curved cover portion 42. Stopper 5 has certain hardness, also needs to have certain elasticity, and for example the rubber slab prevents to harm gasbag laminating mechanism 2, and stopper 5 can be transparent in addition, can see through stopper 5 and see the state of gasbag laminating mechanism 2 when gasbag laminating mechanism 2 control panel body curved surface part 32 laminating apron curved surface part 42 for the laminating is more accurate.
On the other hand, the application provides a display screen attaching method, referring to fig. 7, including the following steps:
and 4, moving the limiting block to the tail end of the curved surface part of the screen body, and finishing the fitting of the curved surface substrate.
Wherein in step 1, the flat portion attaching mechanism 1 moves towards the planar substrate, so that the screen body planar portion 31 is attached to the cover plate planar portion 41 in a whole surface manner, and after the screen body planar portion 31 contacts the cover plate planar portion 41, the flat portion attaching mechanism 1 moves upwards again until the screen body planar portion 31 and the cover plate planar portion 41 are closely attached. The flat portion attaching mechanism 1 has a certain elasticity and is flat with the surface of the screen body plane portion 31, so that the attaching effect of the screen body plane portion 31 is optimal, and the abnormal rate is reduced.
And (2) inflating the air bag attaching mechanism 2 in the step 2, pressing the air bag attaching mechanism 2 by using the limiting block 5, specifically, inflating the air bag attaching mechanism 2, and pressing the air bag attaching mechanism 2 by using the limiting block 5 when the air bag attaching mechanism 2 is bulged and the screen body curved surface part 32 is not contacted with the cover plate curved surface part 42.
In the step 3, the limiting block 5 is close to the airbag attaching mechanism 2 and moves along the direction close to the screen body plane part 31 to the direction far away from the screen body plane part 31, and the airbag attaching mechanism 2 controls the attaching of the screen body curved surface part 32 and the cover plate curved surface part 42 to comprise that under the pressure action of gas, the airbag attaching mechanism 2 applies pressure to the screen body curved surface part 32 from inside to outside from one side of the curved surface base body close to the plane base body to attach the cover plate curved surface part 42. Specifically, the airbag attaching mechanism 2 inflates, the limiting block 5 is close to the airbag attaching mechanism 2 and moves towards the direction far away from the screen body plane part 31 along the direction close to the screen body plane part 31, after the airbag attaching mechanism 2 inflates and swells, the limiting block 5 is adopted to press the airbag 2 in a certain direction, the airbag attaching mechanism 2 enables the curved surface part 32 of the display screen to be in contact with the curved surface part 42 of the cover plate at the position A in the figures 4-6, then the curved surface part 32 of the display screen is extended to the position B, and finally the curved surface part 32 of the screen body is attached at the position C, so that the attaching effect of the curved surface part 32 of the screen body is optimal, and the.
And 4, moving the limiting block in the step 4 to the tail end of the curved surface part of the screen body, and finishing the laminating of the curved surface substrate. As shown in FIG. 6, the display screen 3 completes the attachment of the planar base body and the curved base body, the limiting block stops pressing, and the air bag attachment mechanism 2 can release air.
Compared with the prior art, the flat-surface laminating mechanism has the advantages that the flat-surface base body and the curved-surface base body of the display screen are respectively laminated by adopting a combined structure of the flat-surface laminating mechanism and the air bag laminating mechanism, the flat-surface laminating mechanism is used for laminating the flat-surface part of the screen body and the flat-surface part of the cover plate in a whole surface manner, and in addition, under the pressing action of the air bag laminating mechanism, the curved-surface part of the screen body is in contact lamination with the curved-surface part of the cover plate. The straight part laminating mechanism and the air bag laminating mechanism are laminated in a combined mode, the mode is novel, the consumed cost is low, and the effect is obvious; in addition, the adoption of a segmented attaching mode can reduce attaching bubbles between the screen body and the cover plate, improve attaching quality, reduce the damage rate of the screen body and the cover plate and reduce yield loss.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the combination and combination of features of different embodiments or examples and different embodiments or examples described in this specification can be performed by those skilled in the art without contradiction, and the combination of these features should be considered as the scope of the description in this specification as long as there is no contradiction between the features.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily make changes or variations within the technical scope of the present invention disclosed, and such changes or variations should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a display screen laminating device, the display screen includes the curved surface base member in plane base member and the plane base member outside, the plane base member includes screen body plane part and apron plane part, the curved surface base member includes screen body curved surface part and apron curved surface part, its characterized in that, display screen laminating device includes: the flat part attaching mechanism is used for integrally attaching the plane part of the screen body and the plane part of the cover plate; airbag laminating mechanism locates straight portion laminating mechanism's both sides, airbag laminating mechanism is used for under gaseous pressure, from being located the curved surface base member is close one side of plane base member is right from inside to outside screen body curved surface part exerts pressure, laminates apron curved surface part.
2. The display screen bonding apparatus of claim 1, wherein the flat bonding mechanism includes a support plate and a flat layer stacked on the support plate,
preferably, the material of the planarization layer comprises silicone.
3. The display screen attaching device according to claim 2, wherein an inflating passage communicating with the air bag attaching mechanism is provided in the support plate.
4. The display screen laminating apparatus of claim 1, wherein the airbag laminating mechanism includes a hollow cavity capable of containing a gas.
5. The display screen attaching device according to any one of claims 1 to 4, further comprising a limiting block, wherein the limiting block presses the airbag attaching mechanism, and the airbag attaching mechanism is used for controlling the contact position of the screen body curved surface part and the cover plate curved surface part.
6. The display screen attaching device according to claim 5, wherein the stopper includes a rubber plate;
preferably, the stopper is transparent.
7. A bonding method using the display screen bonding apparatus according to any one of claims 1 to 6, comprising the steps of:
step 1, a flat part attaching mechanism moves towards the planar substrate to enable the whole plane of the planar part of the screen body to be attached to the planar part of the cover plate;
step 2, inflating the air bag attaching mechanism, and pressing the air bag attaching mechanism by using the limiting block;
step 3, the limiting block moves close to the air bag attaching mechanism along the direction close to the screen body plane part to the direction far away from the screen body plane part, and the air bag attaching mechanism controls the attaching of the screen body curved surface part and the cover plate curved surface part;
and 4, moving the limiting block to the tail end of the curved surface part of the screen body, and finishing the fitting of the curved surface substrate.
8. The method of claim 7, wherein the flat portion engaging mechanism is moved toward the planar substrate to engage the flat portion of the panel to the flat portion of the cover plate, and wherein the flat portion engaging mechanism is moved upward until the flat portion of the panel and the flat portion of the cover plate are engaged.
9. The method of claim 8, wherein inflating the airbag attachment mechanism and pressing the airbag attachment mechanism with the stop block comprises inflating the airbag attachment mechanism first, and when the airbag attachment mechanism bulges and the curved portion of the panel body does not contact the curved portion of the cover plate, pressing the airbag attachment mechanism with the stop block.
10. The method of claim 9, wherein the stop block is moved in a direction away from the planar portion of the panel by approaching the airbag attachment mechanism, and the airbag attachment mechanism controls the attachment of the curved portion of the panel to the curved portion of the cover plate by applying pressure to the curved portion of the panel from the inside to the outside from the side of the curved substrate approaching the planar substrate under the pressure of the gas to attach the curved portion of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910945688.3A CN110682651A (en) | 2019-09-30 | 2019-09-30 | Display screen laminating device and display screen laminating method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910945688.3A CN110682651A (en) | 2019-09-30 | 2019-09-30 | Display screen laminating device and display screen laminating method |
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| CN110682651A true CN110682651A (en) | 2020-01-14 |
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| CN201910945688.3A Pending CN110682651A (en) | 2019-09-30 | 2019-09-30 | Display screen laminating device and display screen laminating method |
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| CN111899637A (en) * | 2020-07-31 | 2020-11-06 | 武汉天马微电子有限公司 | Profiling apparatus for display panel |
| CN112172223A (en) * | 2020-09-23 | 2021-01-05 | 广州国显科技有限公司 | Laminating jig and curved surface laminating method |
| CN112396968A (en) * | 2020-12-10 | 2021-02-23 | 厦门天马微电子有限公司 | Flexible display module, manufacturing method thereof and flexible display device |
| CN113362705A (en) * | 2020-03-05 | 2021-09-07 | 北京小米移动软件有限公司 | Display screen attaching process and buffer assembly |
| CN114187842A (en) * | 2021-12-20 | 2022-03-15 | 武汉天马微电子有限公司 | Display screen laminating device and display screen laminating method |
| CN115107344A (en) * | 2021-03-23 | 2022-09-27 | 广州国显科技有限公司 | Bonding apparatus and bonding method |
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| CN113362705A (en) * | 2020-03-05 | 2021-09-07 | 北京小米移动软件有限公司 | Display screen attaching process and buffer assembly |
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