CN117015281A - Automatically replaceable UV-Mask device and replacement method thereof - Google Patents

Automatically replaceable UV-Mask device and replacement method thereof Download PDF

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Publication number
CN117015281A
CN117015281A CN202310908979.1A CN202310908979A CN117015281A CN 117015281 A CN117015281 A CN 117015281A CN 202310908979 A CN202310908979 A CN 202310908979A CN 117015281 A CN117015281 A CN 117015281A
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CN
China
Prior art keywords
mask
film
track
layer
roller
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
Application number
CN202310908979.1A
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Chinese (zh)
Inventor
骆丽兵
沈志昇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Huajiacai Co Ltd
Original Assignee
Fujian Huajiacai Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujian Huajiacai Co Ltd filed Critical Fujian Huajiacai Co Ltd
Priority to CN202310908979.1A priority Critical patent/CN117015281A/en
Publication of CN117015281A publication Critical patent/CN117015281A/en
Pending legal-status Critical Current

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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
    • 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
    • G09F9/335—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 being organic light emitting diodes [OLED]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/10—OLED displays
    • H10K59/12—Active-matrix OLED [AMOLED] displays
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass

Abstract

The application provides an automatically replaceable UV-Mask device and a replacement method thereof, wherein the device comprises two reel mechanisms, an upper quartz platform and a lower quartz platform which are arranged up and down oppositely, the two reel mechanisms are respectively arranged at two sides of the lower quartz platform, each reel mechanism comprises a roller and a motor for driving the roller to rotate, the UV-Mask device also comprises a track, one end of the track is wound on one of the rollers, a channel is reserved between the upper quartz platform and the lower quartz platform, the other end of the track passes through the channel and is connected with the other roller, and a flexible UV-Mask film is arranged on the track. The application uses the flexible UV-Mask film to replace the traditional single UV-Mask film and is matched with the reel mechanism to realize the function of automatically replacing the UV-Mask, thereby not only effectively blocking the adverse effect of ultraviolet light on OLED devices and IGZO devices, but also replacing the UV-Mask without damaging the processing environment and saving unnecessary processing time.

Description

Automatically replaceable UV-Mask device and replacement method thereof
Technical Field
The application relates to the technical field of display screen manufacturing devices, in particular to an automatically replaceable UV-Mask device and a replacement method thereof.
Background
AMOLED is fully known as: the Active-matrix organic light-emittingdiode is translated into: active matrix organic light emitting diodes or active matrix organic light emitting diodes) is a display technology. Wherein "" OLED "" is an organic light emitting diode (OrganicLightEmittingDiode, OLED) display; "AM" is an active matrix or active matrix and refers to the post-back pixel addressing technique. Compared with the traditional TFT-LCD display, the display has the advantages of self-luminescence, no need of backlight source, high contrast, thin thickness, wide viewing angle, high response speed, capability of being used for flexible display screens, simpler structure and the like, and becomes the mainstream display screen technology nowadays.
IGZO is a novel thin film transistor technology, and is the first choice for an AMOLED "active matrix" switch because of its low energy consumption, fast response time, low temperature fabrication, good bending properties, and ability to achieve high resolution.
The key difficulty of the AMOLED display technology is that the service life of an OLED device and the luminous performance driven by IGZO are prolonged, and the AMOLED display panel needs to be subjected to UV curing in the process, however, in the UV curing process, the service life and the luminous efficiency of the OLED device can be influenced under the action of ultraviolet rays, and the IGZO device can have electrical drift under the action of the ultraviolet rays, so that the overall display performance of the AMOLED panel is greatly reduced.
Currently, there are two major problems in the AMOLED display panel manufacturing process, as follows:
a) In the UV curing process, ultraviolet rays have great negative influence on OLED devices and IGZO devices;
b) The conventional UV-Mask requires manual replacement when facing different products, which not only damages the process environment but also affects the overall process time.
Disclosure of Invention
The application aims to solve the technical problem of providing an automatically replaceable UV-Mask device and a replacement method thereof, which can effectively block the adverse effect of ultraviolet light on an OLED device and an IGZO device and replace the UV-Mask without damaging the processing environment.
The application is realized in the following way:
in a first aspect, the application provides an automatically replaceable UV-Mask device, which comprises two reel mechanisms, an upper quartz platform and a lower quartz platform which are arranged up and down oppositely, wherein the two reel mechanisms are respectively arranged at two sides of the lower quartz platform, each reel mechanism comprises a roller and a motor for driving the roller to rotate, the UV-Mask device further comprises a track, one end of the track is wound on one of the rollers, a channel is reserved between the upper quartz platform and the lower quartz platform, the other end of the track passes through the channel and is connected to the other roller, and a flexible UV-Mask film is arranged on the track.
Furthermore, the UV-Mask film comprises a flexible substrate layer, a film layer is attached to the surface of the substrate layer in a vapor deposition mode, a plurality of Mask areas are formed on the film layer according to the manufacturing process requirement of the display panel, and an abrasion-proof layer is covered on the surface of the film layer.
Furthermore, the base layer and the wear-resistant layer are made of flexible ultrathin glass or transparent PI films.
Further, each mask region is provided with four alignment mark points, and the four alignment mark points are uniformly distributed at four corners of the mask region.
Further, each reel mechanism bottom is provided with the adjusting device who makes whole rotation of reel mechanism, adjustment structure is including rotatory microscope carrier, rotatory microscope carrier rotates and is connected with the revolving stage, the revolving stage is connected with the connecting rod that is used for being connected with reel mechanism, rotatory microscope carrier side still is provided with and is used for driving revolving stage pivoted motor.
Further, an antistatic layer composed of antistatic paint is arranged on the top of the upper quartz platform.
Further, fixing holes for fixing the UV-Mask film on the track are formed in the upper side and the lower side of the UV-Mask film.
In a second aspect, the present application provides a method for replacing an automatically replaceable UV-Mask device, comprising the steps of:
s1, preparing a UV-Mask film;
s2, fixing the UV-Mask film on a track, and winding one end of the track on one roller, and winding the other end of the track on the other roller;
s3, according to the requirements of products, the two reel mechanisms synchronously rotate, so that a mask area required by the products moves below the display panel;
s4, capturing four alignment mark points on the Mask area by the alignment mechanism, and enabling the whole reel mechanism to rotate to compensate the offset of the UV-Mask according to the position difference captured by the alignment mechanism by the adjustment device.
Further, the preparation method of the UV-Mask film comprises the following steps:
s11, forming a film layer on a flexible substrate layer made of flexible ultrathin glass or transparent PI film in a vapor deposition mode;
and S12, after film forming, adhering a wear-resistant layer made of flexible ultrathin glass or transparent PI film on the film layer.
The application has the advantages that: the application uses the flexible UV-Mask film to replace the traditional single UV-Mask film and is matched with the reel mechanism to realize the function of automatically replacing the UV-Mask, thereby not only effectively blocking the adverse effect of ultraviolet light on OLED devices and IGZO devices, but also replacing the UV-Mask without damaging the processing environment and saving unnecessary processing time.
Drawings
The application will be further described with reference to examples of embodiments with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of the present application.
FIG. 2 is a schematic view of the upper quartz stage and lower quartz stage forming channels according to the present application.
Fig. 3 is a schematic diagram of a switching mask region according to the present application.
FIG. 4 is a schematic view of the UV-Mask film connection structure of the present application.
FIG. 5 is a schematic view of the connection of the roller and the track of the present application.
FIG. 6 is a schematic diagram showing the connection structure of the adjusting device and the reel mechanism.
Fig. 7 is a schematic structural diagram of an adjusting device of the present application.
FIG. 8 is a schematic diagram of the replacement method of the present application.
The reference numerals in the figures illustrate:
1. a reel mechanism; 11. a roller; 2. a quartz platform is arranged; 3. a lower quartz platform; 4. a track; 5. a channel; 6. a UV-Mask film; 61. a base layer; 62. a film layer; 63. an abrasion-proof layer; 64. aligning mark points; 65. a fixing hole; 66. a mask region; 7. an adjusting device; 71. rotating the stage; 72. a rotary table; 73. a connecting rod; 74. a motor; 8. an antistatic layer; 9. a display panel.
Detailed Description
Example 1
Referring to fig. 1 to 7, the present application provides an automatically replaceable UV-Mask device, which includes two reel mechanisms 1, an upper quartz platform 2 and a lower quartz platform 3 disposed opposite to each other, wherein the upper quartz platform 2 and the lower quartz platform 3 are transparent, the upper quartz platform 2 is used for receiving a display panel, the lower quartz platform 3 is used for supporting a flexible UV-Mask film 6, a UV lamp is disposed at the lowest position, and a lamp source irradiates from bottom to top. The UV-Mask film 6 is used to form a film layer 62 by vapor deposition using silver or magnesium material at the position where ultraviolet light is blocked.
The two reel mechanisms 1 are respectively arranged on two sides of the lower quartz platform 3, each reel mechanism 1 comprises a roller 11 and a motor (not shown) for driving the roller 11 to rotate, the UV-Mask device further comprises a track 4, one end of the track 4 is wound on one roller 11, a channel 5 is reserved between the upper quartz platform 2 and the lower quartz platform 3, the other end of the track 4 passes through the channel 5 and is connected to the other roller 11, the track 4 is provided with a flexible UV-Mask film 6, and a fixing hole 65 is formed in the UV-Mask film 6 and used for fixing the UV-Mask film 6 on the track 4.
The UV-Mask film 6 includes a flexible substrate layer 61, a film layer 62 is attached to the surface of the substrate layer 61 by vapor deposition, the vapor deposition material is silver or magnesium, the film layer forms a film layer for covering the display panel, and according to the process requirements of different display panels 9, mask regions with various shapes are formed on the film layer, and the surface of the film layer 62 is covered with an anti-wear layer 63.
Specifically, the materials of the base layer 61 and the wear-resistant layer 63 are flexible ultrathin glass or transparent PI films. The materials of the base layer 61 and the wear-resistant layer 63 may be flexible ultrathin glass, and the base layer 61 and the wear-resistant layer 63 may be transparent PI films, or one of the base layer 61 and the wear-resistant layer 63 is flexible ultrathin glass, and the other of the base layer 61 and the wear-resistant layer 63 is transparent PI film. The thickness of the flexible ultrathin glass is less than or equal to 0.1mm, and the glass not only can be bent, but also has high temperature resistance and good light transmittance. The transparent PI film can be selected from the products of Japan MGC company, or other transparent PI films in the market.
Specifically, each mask area 66 is provided with four alignment mark points 64, and a limit sensor is selected for the alignment mark points 64. Four of the alignment mark points 64 are uniformly distributed at four corners of the mask region 66.
Specifically, an adjusting device 7 for integrally rotating the reel mechanism 1 is disposed at the bottom of each reel mechanism 1, the adjusting structure comprises a rotary carrier 71, the rotary carrier 71 is rotatably connected with a rotary table 72, the rotary table 72 is connected with a connecting rod 73 for connecting with the reel mechanism 1, and a motor 74 for driving the rotary table 72 to rotate is further disposed on the side surface of the rotary carrier 71. The motor 74 and the rotary table 72 are driven by a screw.
The adjusting device 7 is used for adjusting the position difference transmitted after alignment Mark alignment to compensate the offset of the UV-Mask film 6, so as to ensure that the UV-Mask film 6 is accurately aligned with the display panel to be protected above.
Specifically, an antistatic layer 8 composed of antistatic paint is arranged on the top of the upper quartz platform 2, so that fragments caused by electrostatic adsorption generated between the display panel and the quartz platform are avoided
Specifically, the upper and lower sides of the UV-Mask film 6 are provided with fixing holes 65 for fixing the UV-Mask film 6 on the crawler belt 4.
Example two
Referring to fig. 8, the present application provides a method for replacing a UV-Mask device based on automatic replacement in the first embodiment, the method comprising the steps of:
s1, preparing a UV-Mask film;
s2, fixing the UV-Mask film on a track, and winding one end of the track on one roller, and winding the other end of the track on the other roller;
s3, according to the requirements of products, the two reel mechanisms synchronously rotate, so that a mask area required by the products moves below the display panel;
s4, capturing four alignment mark points on the Mask area by the alignment mechanism, and enabling the whole reel mechanism to rotate to compensate the offset of the UV-Mask according to the position difference captured by the alignment mechanism by the adjustment device.
Specifically, in the step S1, the preparation method of the UV-Mask film is as follows:
s11, forming a film layer on a flexible substrate layer made of flexible ultrathin glass or transparent PI film in a vapor deposition mode;
and S12, after film forming, adhering a wear-resistant layer made of flexible ultrathin glass or transparent PI film on the film layer. After the wear-resistant layer is attached, fixing holes are punched on the UV-Mask film.
The specific replacement process of the application is as follows:
after the desired UV-Mask film was prepared, the UV-Mask film was fixed to the track. During production, the display panel is moved to the surface of the upper quartz platform, and the motor controls the roller to rotate according to mask areas required by the produced display panel, so that different mask areas pass through channels between the upper quartz platform and the lower quartz platform one by one. And stopping rotating the motor until the mask area to be used moves below the display panel. In order to prevent the problem that the display panel is scrapped due to the fact that the display panel is not completely overlapped with the Mask area and part of UV light (ultraviolet light) leaks out from a place which is not covered by the Mask area when the display panel moves to the upper quartz platform, the UV-Mask film is integrally rotated (rotated around an axis perpendicular to the upper quartz platform or the lower quartz platform) through the adjusting device, and the Mask area is completely overlapped with the display panel. To prevent damage to the UV-Mask film or the reel mechanism, the two adjustment devices are rotated synchronously and the rotation of the rotation is consistent.
The application uses the flexible UV-Mask film to replace the traditional single UV-Mask film and is matched with the reel mechanism to realize the function of automatically replacing the UV-Mask, thereby not only effectively blocking the adverse effect of ultraviolet light on OLED devices and IGZO devices, but also replacing the UV-Mask without damaging the processing environment and saving unnecessary processing time.
While specific embodiments of the application have been described above, it will be appreciated by those skilled in the art that the specific embodiments described are illustrative only and not intended to limit the scope of the application, and that equivalent modifications and variations of the application in light of the spirit of the application will be covered by the claims of the present application.

Claims (9)

1. An automatically replaceable UV-Mask device, characterized by: the UV-Mask device comprises two reel mechanisms, an upper quartz platform and a lower quartz platform which are arranged up and down relatively, wherein the two reel mechanisms are respectively arranged at two sides of the lower quartz platform, each reel mechanism comprises a roller and a motor for driving the roller to rotate, the UV-Mask device further comprises a track, one end of the track is wound on one of the rollers, a channel is reserved between the upper quartz platform and the lower quartz platform, the other end of the track passes through the channel and is connected to the other roller, and a flexible UV-Mask film is arranged on the track.
2. An automatically exchangeable UV-Mask device according to claim 1, wherein: the UV-Mask film comprises a flexible substrate layer, a film layer is attached to the surface of the substrate layer in a vapor deposition mode, a plurality of Mask areas are formed on the film layer according to the manufacturing process requirement of the display panel, and an abrasion-proof layer is covered on the surface of the film layer.
3. An automatically exchangeable UV-Mask device according to claim 2, wherein: the base layer and the wear-resistant layer are made of flexible ultrathin glass or transparent PI films.
4. An automatically exchangeable UV-Mask device according to claim 2, wherein: each mask region is provided with four alignment mark points, and the four alignment mark points are uniformly distributed at four corners of the mask region.
5. An automatically exchangeable UV-Mask device according to claim 4, wherein: each reel mechanism bottom is provided with the adjusting device who makes whole pivoted of reel mechanism, adjustment structure is including rotatory microscope carrier, rotatory microscope carrier rotates and is connected with the revolving stage, the revolving stage is connected with the connecting rod that is used for being connected with reel mechanism, rotatory microscope carrier side still is provided with and is used for driving revolving stage pivoted motor.
6. An automatically exchangeable UV-Mask device according to claim 1, wherein: the top of the upper quartz platform is provided with an antistatic layer consisting of antistatic paint.
7. An automatically exchangeable UV-Mask device according to claim 1, wherein: and fixing holes for fixing the UV-Mask film on the track are formed in the upper side and the lower side of the UV-Mask film.
8. A method of changing an automatically exchangeable UV-Mask device according to any one of claims 1 to 7, characterized in that: the method comprises the following steps:
s1, preparing a UV-Mask film;
s2, fixing the UV-Mask film on a track, and winding one end of the track on one roller, and winding the other end of the track on the other roller;
s3, according to the requirements of products, the two reel mechanisms synchronously rotate, so that a mask area required by the products moves below the display panel;
s4, capturing four alignment mark points on the Mask area by the alignment mechanism, and enabling the whole reel mechanism to rotate to compensate the offset of the UV-Mask according to the position difference captured by the alignment mechanism by the adjustment device.
9. The method of replacing a UV-Mask device according to claim 8, wherein: in the step S1, the preparation method of the UV-Mask film is as follows:
s11, forming a film layer on a flexible substrate layer made of flexible ultrathin glass or transparent PI film in a vapor deposition mode;
and S12, after film forming, adhering a wear-resistant layer made of flexible ultrathin glass or transparent PI film on the film layer.
CN202310908979.1A 2023-07-24 2023-07-24 Automatically replaceable UV-Mask device and replacement method thereof Pending CN117015281A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310908979.1A CN117015281A (en) 2023-07-24 2023-07-24 Automatically replaceable UV-Mask device and replacement method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310908979.1A CN117015281A (en) 2023-07-24 2023-07-24 Automatically replaceable UV-Mask device and replacement method thereof

Publications (1)

Publication Number Publication Date
CN117015281A true CN117015281A (en) 2023-11-07

Family

ID=88561282

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310908979.1A Pending CN117015281A (en) 2023-07-24 2023-07-24 Automatically replaceable UV-Mask device and replacement method thereof

Country Status (1)

Country Link
CN (1) CN117015281A (en)

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