A flexible panel thin-film encapsulation structure

CN224703382UActive Publication Date: 2026-09-01JIANG SU HE YI GUANG XIAN KE JI YOU XIAN GONG SI
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Patent Information

Application Number
CN202522110794.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-30
Publication Date
2026-09-01
Estimated Expiration
2035-09-30

AI Technical Summary

Technical Problem

随着柔性显示技术向高分辨率、超薄化、可拉伸方向发展,传统封装工艺逐渐暴露出精度不足、自动化程度低、适配性有限等问题,难以满足柔性面板对封装质量的严苛要求

Benefits of technology

1、 该柔性面板薄膜封装结构,上料机构通过驱动电机带动螺纹杆,联动螺纹板、支撑框及滑板沿滑槽稳定移动,实现薄膜本体水平方向精准输送;伺服电机驱动转轴与支撑件转动,可调整薄膜角度,配合第二液压缸带动放置框升降、第一液压缸推动推板定位,实现薄膜从输送、角度调节、高度适配和位置固定的全自动化上料,无需人工干预。

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Abstract

This utility model relates to the field of flexible panel film encapsulation technology and discloses a flexible panel film encapsulation structure, including a base, a fixed platform fixedly connected to the top of the base, an encapsulation mechanism disposed on the front of the top of the fixed platform, a feeding mechanism disposed on the inner side of the fixed platform, and a film body disposed on the inner side of the feeding mechanism. The feeding mechanism includes a fixed frame, which is fixedly connected to the bottom of the fixed platform. A drive motor is fixedly connected to the front of the fixed frame, and a threaded rod is fixedly connected to the back of the drive motor. The threaded rod is rotatably connected to the inner side of the fixed frame. The drive motor drives the threaded rod, which in turn moves the threaded plate, support frame, and slide plate stably along the slide groove, achieving precise horizontal conveying of the film body. A servo motor drives the rotating shaft and support to rotate, adjusting the film angle. This, in conjunction with a second hydraulic cylinder to lift the placement frame and a first hydraulic cylinder to push the push plate for positioning, achieves film conveying.
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Description

Technical Field

[0001] This utility model relates to the field of flexible panel thin-film encapsulation technology, specifically a flexible panel thin-film encapsulation structure. Background Technology

[0002] Flexible panels, with their advantages of bendability, lightweight, and portability, have shown broad application prospects in fields such as smart wearables, foldable screen phones, and flexible displays. Thin-film encapsulation, as a key process to protect flexible panels from moisture, oxygen, and external mechanical damage, directly affects the product's lifespan and reliability. As flexible display technology develops towards higher resolution, ultra-thinness, and stretchability, traditional encapsulation processes are gradually revealing problems such as insufficient precision, low automation, and limited adaptability, making it difficult to meet the stringent encapsulation quality requirements of flexible panels.

[0003] Most packaging equipment relies on manual assistance for material feeding, requiring manual delivery of the film body to the packaging station and adjustment of its angle and height. This is not only time-consuming and labor-intensive, but manual operation is also prone to film misalignment due to uneven force and visual deviation. If the film is misaligned with the panel, local leakage will occur, allowing moisture to seep in from the gaps and significantly shortening the panel's lifespan. At the same time, manual contact with the film can easily generate fingerprints and dust contamination, affecting the sealing performance. Therefore, improvements are needed. Utility Model Content

[0004] The purpose of this invention is to provide a flexible panel thin-film encapsulation structure to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a flexible panel film encapsulation structure, including a base, a fixed platform fixedly connected to the top of the base, an encapsulation mechanism provided on the front of the top of the fixed platform, a feeding mechanism provided on the inner side of the fixed platform, and a film body provided on the inner side of the feeding mechanism. The feeding mechanism includes a fixed frame, which is fixedly connected to the bottom of a fixed platform. A drive motor is fixedly connected to the front of the fixed frame, and a threaded rod is fixedly connected to the back of the drive motor. The threaded rod is rotatably connected to the inner side of the fixed frame. A threaded plate is threadedly connected to the outer side of the threaded rod. A support frame is fixedly connected to the top of the threaded plate. A slide plate is fixedly connected to the top of the support frame. A servo motor is fixedly connected to the bottom of the slide plate. A rotating shaft is fixedly connected to the top of the servo motor. A support member is fixedly connected to the top of the rotating shaft. A mounting plate is fixedly connected to the middle of the top of the support member. A fixed plate is fixedly connected to the outer side of the mounting plate. A second hydraulic cylinder is fixedly connected to the top of the fixed plate. A lifting frame is fixedly connected to the bottom of the second hydraulic cylinder. A placement frame is fixedly connected to the bottom of the lifting frame. A first hydraulic cylinder is fixedly connected to the top of the lifting frame. A push plate is fixedly connected to the bottom of the first hydraulic cylinder.

[0006] Preferably, the top inner side of the fixed frame is provided with a groove corresponding to the movement trajectory of the threaded plate, and the threaded plate is slidably connected inside the groove. The groove can limit the movement of the threaded plate, making the threaded plate more stable during movement.

[0007] Preferably, the inner side of the fixed platform is provided with a circular groove corresponding to the movement trajectory of the support member, and the support member is slidably connected inside the circular groove. Through the circular groove, the support member can rotate inside the fixed platform. The support member can support the mounting plate, making the mounting plate more stable during rotation.

[0008] Preferably, the inner side of the fixed platform is provided with a moving groove corresponding to the movement trajectory of the skateboard, and the skateboard is slidably connected to the inside of the moving groove. Through the moving groove, the skateboard can move inside the fixed platform, and when the skateboard moves, it can drive the mounting plate to move through the support member, so that the position of the mounting plate can be adjusted.

[0009] Preferably, the inner side of the mounting plate is provided with a limiting groove corresponding to the movement trajectory of the lifting frame, and the lifting frame is slidably connected inside the limiting groove. The limiting groove can limit the lifting frame, making the lifting frame more stable during the lifting process.

[0010] Preferably, the film body is disposed at the bottom of the inner side of the placement frame, and the push plate is slidably connected to the inner side of the placement frame. The placement frame can store the film body, and the push plate can push the film body to move, so that the film body can be pushed out through the bottom opening of the placement frame and the film body can be attached to the screen surface.

[0011] Preferably, a rotating hole corresponding to the position of the rotating shaft is provided in the middle of the inner side of the slide plate, and the rotating shaft is rotatably connected to the inner side of the rotating hole. Through the rotating hole, the rotating shaft can rotate inside the slide plate, so that when the servo motor is running, it can drive the support to rotate through the rotating shaft, and the support can drive the mounting plate to rotate.

[0012] Preferably, the packaging mechanism includes a fixing frame, which is fixedly connected to the top front of the fixing platform. A third hydraulic cylinder is fixedly connected to the top of the fixing frame, a lifting plate is fixedly connected to the bottom of the third hydraulic cylinder, and a packaging plate is fixedly connected to the bottom of the lifting plate.

[0013] Preferably, the inner side of the fixed frame is provided with a fixed groove corresponding to the movement trajectory of the lifting plate, and the lifting plate is slidably connected to the inside of the fixed groove. Through the fixed groove, the lifting plate can slide inside the fixed frame, making the lifting plate and the encapsulation plate more stable during the lifting process.

[0014] Preferably, the inner side of the fixed platform is provided with a sliding groove corresponding to the position of the encapsulation plate, and the encapsulation plate is slidably connected inside the sliding groove. Through the sliding groove, the encapsulation plate can be inserted into the fixed platform to encapsulate the screen inside the fixed platform.

[0015] Compared with the prior art, the present invention provides a flexible panel thin-film encapsulation structure, which has the following advantages: 1. In this flexible panel film encapsulation structure, the feeding mechanism drives the threaded rod through a drive motor, which in turn moves the threaded plate, support frame, and slide plate stably along the slide groove to achieve precise horizontal feeding of the film body; the servo motor drives the rotating shaft and support to rotate, which can adjust the film angle. In conjunction with the second hydraulic cylinder to drive the placement frame to rise and the first hydraulic cylinder to push the push plate for positioning, the film feeding is fully automated from conveying, angle adjustment, height adaptation, and position fixing, without the need for manual intervention.

[0016] 2. In this flexible panel film encapsulation structure, the third hydraulic cylinder drives the lifting plate to rise and fall vertically along the fixing groove of the fixing frame, which drives the encapsulation plate to press down smoothly, avoiding misalignment of the film due to offset during the encapsulation process. The encapsulation plate cooperates with the sliding groove of the fixing table to further ensure the stability of the pressing trajectory. The encapsulation pressure and stroke can be precisely controlled, so that the film and the flexible panel are tightly bonded, effectively improving the encapsulation sealing performance, reducing the risk of water vapor and oxygen penetration, and ensuring the service life of the flexible panel. Attached Figure Description

[0017] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort. Figure 1 This is a front view structural diagram of the present invention; Figure 2 This is a schematic diagram of the feeding mechanism. Figure 3 This is a schematic diagram of the threaded rod, servo motor, rotating shaft, support components, and sliding plate structure. Figure 4 This is a schematic diagram of the placement frame and lifting frame structure; Figure 5 This is a schematic diagram of the packaging mechanism.

[0018] In the diagram: 1. Base; 2. Encapsulation mechanism; 21. Encapsulation plate; 22. Third hydraulic cylinder; 23. Lifting plate; 24. Fixing frame; 3. Fixing platform; 4. Feeding mechanism; 41. Fixing frame; 42. Drive motor; 43. Placement frame; 44. Lifting frame; 45. First hydraulic cylinder; 46. Second hydraulic cylinder; 47. Mounting plate; 48. Fixing plate; 49. Support frame; 401. Rotating shaft; 402. Push plate; 403. Support component; 404. Slide plate; 405. Threaded plate; 406. Servo motor; 407. Threaded rod; 5. Film body. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "joining," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0021] This utility model provides the following technical solution: Example 1 Please see Figure 1-5 This utility model provides a technical solution: a flexible panel film encapsulation structure, including a base 1, a fixed platform 3 fixedly connected to the top of the base 1, an encapsulation mechanism 2 arranged on the front of the top of the fixed platform 3, a feeding mechanism 4 arranged on the inner side of the fixed platform 3, and a film body 5 arranged on the inner side of the feeding mechanism 4. The feeding mechanism 4 includes a fixed frame 41, which is fixedly connected to the bottom of the fixed platform 3. A drive motor 42 is fixedly connected to the front of the fixed frame 41, and a threaded rod 407 is fixedly connected to the back of the drive motor 42. The threaded rod 407 is rotatably connected to the inner side of the fixed frame 41. A threaded plate 405 is threadedly connected to the outer periphery of the threaded rod 407. A support frame 49 is fixedly connected to the top of the threaded plate 405. A slide plate 404 is fixedly connected to the top of the support frame 49. A servo motor 406 is fixedly connected to the bottom of the slide plate 404. A rotating shaft 401 is fixedly connected to the top of the 06. A support member 403 is fixedly connected to the top of the rotating shaft 401. A mounting plate 47 is fixedly connected to the middle of the top of the support member 403. A fixing plate 48 is fixedly connected to the outside of the mounting plate 47. A second hydraulic cylinder 46 is fixedly connected to the top of the fixing plate 48. A lifting frame 44 is fixedly connected to the bottom of the second hydraulic cylinder 46. A placement frame 43 is fixedly connected to the bottom of the lifting frame 44. A first hydraulic cylinder 45 is fixedly connected to the top of the lifting frame 44. A push plate 402 is fixedly connected to the bottom of the first hydraulic cylinder 45.

[0022] Furthermore, a groove corresponding to the movement trajectory of the threaded plate 405 is provided on the top inner side of the fixed frame 41, and the threaded plate 405 is slidably connected inside the groove. The groove can limit the movement of the threaded plate 405, making the threaded plate 405 more stable during movement.

[0023] Furthermore, a circular groove corresponding to the movement trajectory of the support member 403 is provided on the inner side of the fixed platform 3, and the support member 403 is slidably connected inside the circular groove. Through the circular groove, the support member 403 can rotate inside the fixed platform 3. The support member 403 can support the mounting plate 47, making the mounting plate 47 more stable during rotation.

[0024] Furthermore, a movable groove corresponding to the movement trajectory of the slide plate 404 is provided on the inner side of the fixed platform 3, and the slide plate 404 is slidably connected to the inside of the movable groove. Through the movable groove, the slide plate 404 can move inside the fixed platform 3. When the slide plate 404 moves, it can drive the mounting plate 47 to move through the support member 403, so that the position of the mounting plate 47 can be adjusted.

[0025] Furthermore, the inner side of the mounting plate 47 is provided with a limiting groove corresponding to the movement trajectory of the lifting frame 44, and the lifting frame 44 is slidably connected inside the limiting groove. The limiting groove can limit the lifting frame 44, making the lifting frame 44 more stable during the lifting process.

[0026] Furthermore, the film body 5 is disposed at the bottom inside the placement frame 43, and the push plate 402 is slidably connected to the inside of the placement frame 43. The placement frame 43 can store the film body 5, and the push plate 402 can push the film body 5 to move, so that the film body 5 can be pushed out through the bottom opening of the placement frame 43, and the film body 5 can be attached to the screen surface.

[0027] Furthermore, a rotating hole corresponding to the position of the rotating shaft 401 is provided in the middle of the inner side of the slide plate 404, and the rotating shaft 401 is rotatably connected to the inner side of the rotating hole. Through the rotating hole, the rotating shaft 401 can rotate inside the slide plate 404, so that when the servo motor 406 is running, it can drive the support member 403 to rotate through the rotating shaft 401, and the support member 403 can drive the mounting plate 47 to rotate.

[0028] Example 2 Please see Figure 1-5 Furthermore, based on Embodiment 1, the packaging mechanism 2 further includes a fixing frame 24, which is fixedly connected to the top front of the fixing platform 3. A third hydraulic cylinder 22 is fixedly connected to the top of the fixing frame 24, and a lifting plate 23 is fixedly connected to the bottom of the third hydraulic cylinder 22. A packaging plate 21 is fixedly connected to the bottom of the lifting plate 23.

[0029] Furthermore, a fixing groove corresponding to the movement trajectory of the lifting plate 23 is provided on the inner side of the fixing frame 24, and the lifting plate 23 is slidably connected to the inside of the fixing groove. Through the fixing groove, the lifting plate 23 can slide inside the fixing frame 24, making the lifting plate 23 drive the encapsulation plate 21 more stable during the lifting process.

[0030] Furthermore, a sliding groove corresponding to the position of the encapsulation plate 21 is provided on the inner side of the fixed platform 3, and the encapsulation plate 21 is slidably connected inside the sliding groove. Through the sliding groove, the encapsulation plate 21 can be inserted into the fixed platform 3 to encapsulate the screen inside the fixed platform 3.

[0031] In actual operation, when this device is used, the screen is placed inside the fixed platform 3, and different film bodies 5 are placed inside the placement frames 43 at different positions. The drive motor 42 is turned on, causing the drive motor 42 to drive the threaded rod 407 to rotate. The threaded rod 407 drives the threaded plate 405 and the support frame 49 to move. The support frame 49 drives the support member 403 and the mounting plate 47 to move through the sliding plate 404. The mounting plate 47 can drive the lifting frame 44 to move forward, allowing the placement frame 43 at the bottom of the lifting frame 44 to move to the top opening of the fixed platform 3. The second hydraulic cylinder 46 on the front of the mounting plate 47 is opened, causing the second hydraulic cylinder 46 to push the lifting frame 44 downward, allowing the lifting frame 44 to move the placement frame 43 to the inside of the fixed platform 3. The first hydraulic cylinder is then opened. 45, the first hydraulic cylinder 45 pushes the push plate 402 downward, so that the push plate 402 can push the film body 5 inside the placement frame 43 downward. Since the bottom of the placement frame 43 has a fixing port smaller than the size of the film body 5, and the film body 5 is made of flexible material, the film body 5 is separated from the inside of the placement frame 43, so that the bottom of the film body 5 can contact and fit with the top of the screen. When it is necessary to feed different film bodies 5, the servo motor 406 is turned on, so that the servo motor 406 drives the rotating shaft 401 to rotate, so that the rotating shaft 401 drives the mounting plate 47 to rotate through the support member 403, so that the mounting plate 47 drives the other placement frames 43 with film bodies 5 to rotate, so that the placement frames 43 can rotate to the top of the fixed platform 3 in turn to feed different film bodies 5. When it is necessary to encapsulate the film body 5, turn on the drive motor 42 switch, so that the drive motor 42 drives the threaded rod 407 to rotate in the opposite direction, so that the threaded rod 407 drives the support frame 49 and the slide plate 404 to move towards the back end through the threaded plate 405, so that the slide plate 404 drives the mounting plate 47 to move towards the back end through the support member 403. After the position of the mounting plate 47 is adjusted, the encapsulation plate 21 is heated to a temperature suitable for encapsulating the film body 5. Then, the third hydraulic cylinder 22 is turned on, so that the third hydraulic cylinder 22 pushes the lifting plate 23 and the encapsulation plate 21 to move downward, so that the encapsulation plate 21 can be inserted into the fixed platform 3, and the film body 5 placed inside the fixed platform 3 is encapsulated, so that the film body 5 can be encapsulated onto the screen surface.

[0032] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

Claims

1. A flexible panel thin-film encapsulation structure, comprising a base (1), characterized in that: The base (1) is fixedly connected to a fixed platform (3) on the top. The fixed platform (3) is provided with a packaging mechanism (2) on the front of the top. The fixed platform (3) is provided with a feeding mechanism (4) on the inner side. The feeding mechanism (4) is provided with a film body (5) on the inner side. The feeding mechanism (4) includes a fixed frame (41), which is fixedly connected to the bottom of the fixed platform (3). A drive motor (42) is fixedly connected to the front of the fixed frame (41), and a threaded rod (407) is fixedly connected to the back of the drive motor (42). The threaded rod (407) is rotatably connected to the inner side of the fixed frame (41). A threaded plate (405) is threadedly connected to the outer periphery of the threaded rod (407). A support frame (49) is fixedly connected to the top of the threaded plate (405). A slide plate (404) is fixedly connected to the top of the support frame (49). A servo motor (406) is fixedly connected to the bottom of the slide plate (404). A rotating shaft (401) is fixedly connected to the top of the machine (406). A support member (403) is fixedly connected to the top of the rotating shaft (401). An installation plate (47) is fixedly connected to the middle of the top of the support member (403). A fixing plate (48) is fixedly connected to the outside of the installation plate (47). A second hydraulic cylinder (46) is fixedly connected to the top of the fixing plate (48). A lifting frame (44) is fixedly connected to the bottom of the second hydraulic cylinder (46). A placement frame (43) is fixedly connected to the bottom of the lifting frame (44). A first hydraulic cylinder (45) is fixedly connected to the top of the lifting frame (44). A push plate (402) is fixedly connected to the bottom of the first hydraulic cylinder (45).

2. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The top inner side of the fixed frame (41) is provided with a groove corresponding to the movement trajectory of the threaded plate (405), and the threaded plate (405) is slidably connected inside the groove.

3. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The fixed platform (3) has a circular groove on its inner side that corresponds to the movement trajectory of the support member (403), and the support member (403) is slidably connected inside the circular groove.

4. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The fixed platform (3) has a moving groove on its inner side that corresponds to the movement trajectory of the sliding plate (404), and the sliding plate (404) is slidably connected to the inside of the moving groove.

5. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The mounting plate (47) has a limiting groove on its inner side that corresponds to the movement trajectory of the lifting frame (44), and the lifting frame (44) is slidably connected inside the limiting groove.

6. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The film body (5) is disposed at the bottom inside the placement frame (43), and the push plate (402) is slidably connected to the inside of the placement frame (43).

7. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The inner side of the slide plate (404) has a rotating hole corresponding to the position of the rotating shaft (401), and the rotating shaft (401) is rotatably connected to the inner side of the rotating hole.

8. The flexible panel thin-film encapsulation structure according to claim 1, characterized in that: The packaging mechanism (2) includes a fixed frame (24), which is fixedly connected to the top front of the fixed platform (3). A third hydraulic cylinder (22) is fixedly connected to the top of the fixed frame (24), and a lifting plate (23) is fixedly connected to the bottom of the third hydraulic cylinder (22). A packaging plate (21) is fixedly connected to the bottom of the lifting plate (23).

9. A flexible panel thin-film encapsulation structure according to claim 8, characterized in that: The inner side of the fixed frame (24) is provided with a fixed groove corresponding to the movement trajectory of the lifting plate (23), and the lifting plate (23) is slidably connected to the inside of the fixed groove.

10. A flexible panel thin-film encapsulation structure according to claim 8, characterized in that: The fixed platform (3) has a sliding groove on its inner side that corresponds to the position of the encapsulation plate (21), and the encapsulation plate (21) is slidably connected to the inside of the sliding groove.