CN108510899B - Laminating device - Google Patents
Laminating device Download PDFInfo
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- CN108510899B CN108510899B CN201810294931.5A CN201810294931A CN108510899B CN 108510899 B CN108510899 B CN 108510899B CN 201810294931 A CN201810294931 A CN 201810294931A CN 108510899 B CN108510899 B CN 108510899B
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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
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Abstract
The application discloses a laminating device, which is used for a back plate laminating process of a display panel and comprises a platform main body, wherein the platform main body comprises a main body area and a containing area positioned on the main body area; the laminating device also comprises at least two movable units; each movable unit is movably connected relative to the containing area, so that the movable units are arranged in various ways in the containing area. The laminating device of this application can avoid and compensate display panel's segment difference district to when the backplate laminating, reach the effect of eliminating the bubble and the protection binding area.
Description
Technical Field
The present application relates to a display panel manufacturing process field, and more particularly, to a bonding apparatus.
Background
With the rise of the OLED flexible display panel, people are also continuously exploring the manufacturing process of the OLED flexible display panel to meet the large market demand of the OLED flexible display panel.
At present, it is found that different processes have manufacturing difficulties, especially in the back plate lamination process, it is necessary to deal with the step difference condition with different heights formed after the front end process is completed. The backplate laminating tool provides support and protection for flexible display panel's flexible substrate, and backplate laminating processing procedure is the essential link of present OLED flexible display panel manufacturing, but the backplate laminating must be in the face of laminating material portion unevenness, has the condition of segment difference. For example, after the bonding process, due to uneven level differences caused by IC/glue, bubbles are likely to appear during the lamination of the back plate, and the bubbles cannot be eliminated even by high-temperature and high-pressure defoaming, which affects the product performance.
Disclosure of Invention
The main technical problem who solves of this application provides a laminating device, and this laminating device can avoid and compensate display panel's segment difference district to when the backplate laminating, reach the effect that eliminates the bubble and the protection is bound the district.
In order to solve the above technical problem, the first technical solution adopted by the present application is: providing a laminating device, wherein the laminating device is used for a back plate laminating process of a display panel and comprises a platform main body, and the platform main body comprises a main body area and a containing area positioned on the main body area; the attaching device further comprises at least two movable units; each movable unit is movably connected relative to the containing area, so that the movable units are arranged in various ways in the containing area.
The beneficial effect of this application is: different from the prior art, the application provides a laminating device, which is used for a back plate laminating process of a display panel, and comprises a platform main body, wherein the platform main body comprises a main body area and a containing area positioned on the main body area; the laminating device also comprises at least two movable units; each movable unit is movably connected relative to the containing area, so that the movable units are arranged in various ways in the containing area. The laminating device can adjust the arrangement mode of the movable units in the accommodating area according to the level difference condition of the display panel so as to avoid and compensate the level difference area of the display panel and further meet different production avoiding requirements of different types of display panels. Therefore, when the back plate is attached, the effects of eliminating bubbles and protecting the binding area are achieved.
Drawings
FIG. 1 is a schematic perspective view of a first embodiment of a bonding apparatus according to the present application;
FIG. 2 is a schematic cross-sectional view of the applicator of FIG. 1 taken along line A-A;
FIG. 3 is a schematic cross-sectional view of a movable unit of the attaching device of FIG. 1;
FIG. 4a is a schematic cross-sectional view of a first embodiment of the combination and connection of the receiving area and the movable unit of the bonding apparatus of FIG. 1;
FIG. 4b is a schematic cross-sectional view of a second embodiment of the combination and connection of the receiving area and the movable unit of the bonding apparatus of FIG. 1;
FIG. 4c is a schematic cross-sectional view of a third embodiment of the combination and connection of the receiving area and the movable unit of the bonding apparatus of FIG. 1;
FIG. 5 is a schematic perspective view of a second embodiment of a bonding apparatus according to the present application;
FIG. 6 is a schematic cross-sectional view of the doubler of FIG. 5 taken along line A-A;
FIG. 7 is a schematic structural diagram of an embodiment of a display panel according to the present application;
fig. 8 is a schematic structural diagram of the display panel of fig. 7 in a back plate bonding process.
Detailed Description
The present application provides a bonding apparatus, and in order to make the objects, technical solutions and technical effects of the present application more clear and clear, the present application is further described in detail below, and it should be understood that the specific embodiments described herein are only used for explaining the present application and are not used to limit the present application.
Referring to fig. 1, fig. 1 is a schematic perspective view of a first embodiment of a bonding apparatus according to the present application. As shown in fig. 1, in the present embodiment, the bonding apparatus 1 includes a platform body including a body region 11 and a receiving region 12 located on the body region 11. In a preferred embodiment, the body region 11 includes at least one vacuum hole (not shown) for adsorbing the display panel. The laminating device 1 further comprises at least two mobile units (not shown), each mobile unit being movably connected with respect to the housing area 12. Specifically, at least one side of the periphery of the receiving area 12 is provided with a plurality of protrusions (not labeled) or grooves (not labeled), one side of the movable unit is provided with a groove, the other side of the movable unit is provided with a protrusion, and the grooves and the protrusions compensate each other, so that the movable units can be arranged in various ways in the receiving area 12.
In an actual application scenario, the attaching device 1 is used for a back plate attaching process of a display panel, and can adjust an arrangement manner of the movable units in the accommodating area 12 according to an actual situation of a segment difference area of the display panel, so as to avoid and compensate the segment difference area of the display panel, and further meet different production avoiding requirements of different types of display panels. The application of the bonding apparatus 1 in the back plate bonding process will be described in detail below.
Continuing to refer to FIG. 2, FIG. 2 is a schematic cross-sectional view of the attaching device of FIG. 1 along line A-A. As shown in fig. 2, the receiving area 12 is an opening of the main area 11, and at least one side of the periphery of the receiving area 12 is provided with a plurality of protrusions 13 or grooves 14, wherein the protrusions 13 and the grooves 14 compensate each other. In the present embodiment, the number of the protrusions 13 or the grooves 14 is not particularly limited, and may be designed according to actual conditions, and the size and the depth of the opening are particularly determined by actual conditions, and are not particularly limited herein. The size of the opening refers to the length of the opening along the X-axis and the Z-axis, and the depth of the opening refers to the length of the opening along the Y-axis.
Referring to fig. 3, fig. 3 is a schematic structural view of a movable unit of the attaching device of fig. 1. The movable unit is provided with a groove 14 on one side and a protrusion 13 on the other side, and the groove 14 and the protrusion 13 are mutually compensated. In a preferred embodiment, the opposite sides of the movable unit are provided with a plurality of recesses 14 and a plurality of protrusions 13, respectively. And the end of the movable unit at one side of the opening of the housing area 12 is a smooth structure. The end of the movable unit at one side of the opening of the accommodating area 12 and the adjacent groove 14 or the adjacent protrusion 13 are provided with a spacing gap, so that the position of the movable unit relative to the accommodating area 12 is changed along the X axis or the Z axis to realize various arrangement modes.
In one embodiment, the groove 14 is a groove with an opening width c smaller than a bottom width d, and the protrusion 13 is a protrusion with a top width b larger than a bottom width a, so that the movable units or the movable units and the accommodating area 12 are fixedly clamped along the arrangement direction of the movable units, and when the arrangement mode needs to be changed, the movable units need to be drawn out or inserted along the extending direction of the protrusion 13 or the groove 14 to change the arrangement mode of the movable units.
Referring to fig. 2 and 3, the movable units or the movable units and the periphery of the receiving area 12 are connected by a zipper slot type structure formed by the groove 14 and the protrusion 13. Specifically, the movable units are arranged in the housing area 12 in various ways by fitting different grooves 14 between the movable units or the movable units and the protrusions 13 on the periphery of the housing area 12, or by engaging the same groove 14 with the same protrusion 13 at different positions along the extending direction of the groove 14 or the protrusion 13, or by changing the positions of the movable units.
In the present embodiment, the length of each movable unit in the arrangement direction of the movable units is different from the lengths of the other movable units in the arrangement direction of the movable units, that is, the length of each movable unit in the direction along the X axis is different.
For clarity of the arrangement of the movable units in the housing area 12, the attaching device 1 including two movable units will be explained as an example. Referring to fig. 4a, fig. 4a is a schematic cross-sectional structure diagram of a first embodiment of a combination connection between a receiving area and a movable unit of the attaching device of fig. 1.
As shown in fig. 4a, the concave grooves 14 distributed on the first side of the first movable unit 15 are engaged with the convex portions 13 distributed on the periphery of the receiving area 12 side, and the convex portions 13 distributed on the first side of the first movable unit 15 are engaged with the concave grooves 14 distributed on the periphery of the receiving area 12 side.
The concave grooves 14 distributed on the second side of the first movable unit 15 are engaged with the convex portions 13 distributed on the first side of the second movable unit 16, and the convex portions 13 distributed on the second side of the first movable unit 15 are engaged with the concave grooves 14 distributed on the first side of the second movable unit 16.
The concave grooves 14 distributed on the second side of the second movable unit 16 are engaged with the convex portions 13 distributed on the periphery of the receiving area 12 side, and the convex portions 13 distributed on the second side of the second movable unit 16 are engaged with the concave grooves 14 distributed on the periphery of the receiving area 12 side.
The connection of the movable units to the receiving areas is achieved in the above manner to form an arrangement as shown in fig. 4 a.
In addition, the arrangement of the first movable unit 15 and the second movable unit 16 in the housing area 12 along the movable unit arrangement direction (i.e., the X-axis direction) is variable. Referring to fig. 4b, fig. 4b is a schematic cross-sectional structure diagram of a second embodiment of the combination and connection of the accommodating area and the movable unit of the attaching device of fig. 1.
In fig. 4b, the first movable unit 15 and the second movable unit 16 are positionally shifted in the housing area 12, that is, in the X-axis direction, differently from the arrangement shown in fig. 4 a.
Further, the arrangement of the first movable unit 15 and the second movable unit 16 in the housing area 12 in the direction perpendicular to the movable unit arrangement direction (Z-axis direction) is variable. With reference to fig. 4c, fig. 4c is a schematic cross-sectional structure diagram of a third embodiment of a combination connection between a receiving area and a movable unit of the attaching device of fig. 1. Unlike the arrangement shown in fig. 4a, the vertical positions of the first movable unit 15 and the second movable unit 16 with respect to the housing area 12, i.e., the positions along the Z-axis, are variable.
The following describes the process and principle of the position change of the movable unit with respect to the storage area 12 with reference to fig. 4a and 4 b.
Due to the engagement of the same groove 14 and the same protrusion 13 at different positions along the extending direction of the groove 14 or the protrusion 13, the extending direction of the groove 14 or the protrusion 13 is the Y-axis direction. The first movable unit 15 and the second movable unit 16 are movable in the Y-axis direction with respect to the housing area 12 on a plane parallel to the ZOY plane. It is understood that the first movable unit 15 and the second movable unit 16 can be inserted into or pulled out of the receiving area 12 along the Y-axis direction to realize movable connection of the movable units with respect to the receiving area 12.
The position conversion (X-axis direction/Y-axis direction/Z-axis direction) of any movable unit can be realized through the mode. In this embodiment, the Y-axis direction is the moving unit adjustment direction, and the downward extraction mode is adopted to use gravity as the fixing force for the moving unit, so that a certain fool-proof effect is achieved.
Further, referring to fig. 5, fig. 5 is a schematic perspective view of a second embodiment of the attaching device of the present application. As shown in fig. 5, in the present embodiment, the attaching device 2 includes a platform body including a body region 21 and a receiving region 22 on the body region 21. In a preferred embodiment, the body region 21 includes at least one vacuum hole (not shown) for adsorbing the display panel. The attaching device 2 further includes at least two movable units (not shown), each of which is movably connected with respect to the housing area 22 so that the movable units are arranged in various ways in the housing area 22. In the present embodiment, the attaching device 2 further includes a plurality of screws (not shown), and the movable unit is screwed with the body region 21 by the screws.
In one embodiment, the length of each movable unit in the arrangement direction of the movable units is different from the length of the other movable units in the arrangement direction of the movable units, and the arrangement direction of the movable units corresponds to the X axis of the figure. In addition, the end of the movable unit on the opening side of the housing area 22 has a smooth structure.
With continued reference to FIG. 6, FIG. 6 is a schematic cross-sectional view of the attaching device of FIG. 5 taken along line A-A. As shown in fig. 6, the housing area 22 is an opening of the main body area 21, each movable unit 23 is movably connected to the main body area 21 by a screw 24, and the position arrangement of each movable unit 23 in the housing area 22 is controlled by the screw 24. The screw 24 may be a slide rod.
In one embodiment, each movable unit 23 is connected to the main body region 21 through a screw 24, each movable unit 23 is movably connected to the corresponding screw 24, and at least two screws 24 are arranged on the main body region 21 relative to each movable unit 23 in a direction perpendicular to the moving direction of the screws 24 and the arrangement direction of the movable units 23. That is, at least two screws 24 are provided in the Y-axis direction. Thereby effecting a positional change of the movable unit 23 in the Y-axis direction.
In another embodiment, each movable unit 23 is provided with a plurality of screw holes in the Y-axis direction, thereby achieving the change of the position of the movable unit 23 in the Y-axis direction.
Of course, the two different embodiments may also be combined, and will not be described herein.
Unlike the first embodiment, in the present embodiment, the movable unit 23 and the housing area 22 are not provided with a groove or a protrusion, but are connected to the body area 21 by a screw 24 or a slide rod so as to be aligned in the housing area 22 by the screw 24 or the slide rod. Since the position adjustment of the screw 24 or the slide rod is more accurate, the attaching device 2 of the second embodiment is more accurate in actual use.
In a specific application scenario, the attaching device includes 3 movable units, and the ratio of the lengths of the movable units in the arrangement direction thereof from small to large is 1: 2: 3. the permutation and combination shows that 6 combination modes exist in the arrangement direction of the movable units, and the avoidance requirements in different X-axis directions can be met. The position adjustment in the Z-axis direction can be realized by the corresponding adjustment method of the first embodiment or the second embodiment. Of course, the number of the movable units included in the attaching device is not specifically limited, and the length proportion of the movable units in the arrangement direction thereof is not specifically limited, and the attaching device can be designed according to actual conditions.
Different from the prior art, the application provides a laminating device, which is used for a back plate laminating process of a display panel, and comprises a platform main body, wherein the platform main body comprises a main body area and a containing area positioned on the main body area; the laminating device also comprises at least two movable units; each movable unit is movably connected relative to the containing area, so that the movable units are arranged in various ways in the containing area. The laminating device can adjust the arrangement mode of the movable units in the accommodating area according to the level difference condition of the display panel so as to avoid and compensate the level difference area of the display panel and further meet different production avoiding requirements of different types of display panels. Therefore, when the back plate is attached, the effects of eliminating bubbles and protecting the binding area are achieved.
The application of the bonding apparatus of the present application in the process of bonding a back plate of a display panel is described in detail below. Here, the bonding apparatus according to the first embodiment is explained as an example.
Referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of an embodiment of a display panel of the present application, and fig. 8 is a schematic structural diagram of the display panel of fig. 7 in a back plate bonding process.
As shown in fig. 7, the display panel includes a device layer 71, a touch layer 72, a polarizer 73, a UV glue layer 74, and an electronic device 75. The device layer 71, the touch layer 72, the polarizer 73, the UV glue layer 74, and the electronic device 75 form a step area 76.
In the actual process of manufacturing the display panel, a flexible substrate needs to be attached to the other side of the device layer 71 to protect the display panel and implement a flexible display function. However, due to the stepped region 76, bubbles are likely to occur when the back sheet is bonded, and the electronic component 75 is likely to be damaged. The bubbles can not be eliminated by high-temperature and high-pressure deaeration, and when the electronic device 75 is damaged, the display panel can not be repaired, and the whole display panel is scrapped. Therefore, the step difference region 76 needs to be compensated or avoided during the back plate attaching process.
The laminating device of this application can be fine solution this problem, continue to refer to figure 8 to the movable unit is the benchmark, compensates or avoids the poor region of section through the adjustment movable unit at the arrangement of accommodating the regional and the ascending and descending of movable unit in the Z axle direction, then adopts backplate laminating gyro wheel to laminate flexible substrate 77 and laminating device layer, not only can eliminate the poor bubble of section, can reach the effect that the district was bound in the protection moreover.
Since the UV glue layer and the electronic device are determined by the type of the product, the stepped regions formed by different display panels are different. In the process of attaching the back plates of other types of display panels, the movable unit may be adjusted according to the actual situation of the step area to avoid and compensate the step area, and the specific adjustment manner may refer to fig. 1 to 6 and the related text description, which are not described herein again.
Different from the prior art, the laminating device can adjust the arrangement mode of the movable units in the accommodating area according to the level difference condition of the display panel so as to avoid and compensate the level difference area of the display panel and further meet different production avoiding requirements of different types of display panels. Therefore, when the back plate is attached, the effects of eliminating bubbles and protecting the binding area are achieved. The laminating device is compatible with various segment difference conditions, is wider in application range, and can save manufacturing cost.
The above description is only an embodiment of the present application, and not intended to limit the scope of the present application, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are also included in the scope of the present application.
Claims (7)
1. The laminating device is used for a back plate laminating process of a display panel and comprises a platform main body, wherein the platform main body comprises a main body area and a containing area positioned on the main body area; the accommodating area is an opening on the main body area, and at least one side of the periphery of the accommodating area is provided with a plurality of protrusions or grooves;
the attaching device further comprises at least two movable units; each movable unit is movably connected relative to the containing area, one side of each movable unit is provided with the groove, the other side of each movable unit is provided with the protruding part, and the grooves and the protruding parts are mutually compensated; the movable units or the movable units and the peripheries of the accommodating areas form a zipper clamping groove type structure connection through the grooves and the protrusions, and the movable units are arranged in various ways in the accommodating areas through matching of the different grooves and the protrusions or clamping of the same groove and the same protrusion at different positions along the extending direction of the grooves or the protrusions or position change of the movable units.
2. The laminating device of claim 1 wherein the groove is a groove having an opening width less than a bottom width and the protrusion is a protrusion having a top width greater than a bottom width.
3. The attaching device according to any one of claims 1 to 2, wherein a length of each of the movable units in an arrangement direction of the movable units is different from lengths of the other movable units in the arrangement direction of the movable units.
4. The laminating device of claim 3 wherein the number of movable units is 3.
5. The attaching device according to claim 4, wherein a ratio of a length of the movable unit in an arrangement direction thereof from small to large is 1: 2: 3.
6. the attaching device according to any one of claims 1 to 2, wherein an end portion of the movable unit on one side of the opening of the housing area is a smooth structure.
7. The laminating device according to any one of claims 1 to 2, wherein the body region comprises at least one vacuum hole for adsorbing the display panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294931.5A CN108510899B (en) | 2018-03-30 | 2018-03-30 | Laminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810294931.5A CN108510899B (en) | 2018-03-30 | 2018-03-30 | Laminating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108510899A CN108510899A (en) | 2018-09-07 |
| CN108510899B true CN108510899B (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810294931.5A Active CN108510899B (en) | 2018-03-30 | 2018-03-30 | Laminating device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115035814B (en) * | 2022-06-21 | 2024-01-19 | 昆山国显光电有限公司 | Support assembly, display module and preparation method of display module |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007199512A (en) * | 2006-01-27 | 2007-08-09 | Sharp Corp | Sticking apparatus |
| CN102673080B (en) * | 2012-05-10 | 2014-11-05 | 无锡博一光电科技有限公司 | Laminating fixture of touchpad and LCD (Liquid Crystal Display) panel |
| CN103639690B (en) * | 2013-12-06 | 2016-08-17 | 苏州博众精工科技有限公司 | A kind of laminating assembling mechanism |
| CN104216589B (en) * | 2014-09-04 | 2017-12-05 | 厦门天马微电子有限公司 | It is bonded panel and its applying method |
| CN104385757B (en) * | 2014-12-12 | 2016-06-08 | 合肥鑫晟光电科技有限公司 | A kind of laminating apparatus and corresponding applying method |
| CN104553233B (en) * | 2014-12-25 | 2017-03-29 | 深圳市联得自动化装备股份有限公司 | A kind of laminating apparatus and applying method |
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