TWI619987B - Apparatus and method for manufacturing display device - Google Patents

Abstract

The invention discloses a display device manufacturing device and method, in which a sealing component for protecting an edge portion of a display panel is formed in a display device in which a display panel is exposed by removing a part of a casing and a protective cover. This display device manufacturing apparatus includes a base, a panel support portion, and a seal assembly forming portion. The seal assembly forming portion is placed at the base, and the edge portion of the display panel placed at the panel support portion forms the seal assembly.

Description

Manufacturing device and method for display device

The present invention relates to a display device, and particularly to a display device manufacturing method and method. The display device is formed in a display device which is exposed by removing a part of a case and a set cover to protect the display. Sealing assembly at the edge of the panel.

Recently, the industry is developing flat display devices that can reduce the weight and volume corresponding to the restrictions of cathode ray tubes. The industry is actively researching liquid crystal display (LCD), plasma display (PDP), field emission display (FED), and light-emitting display devices as flat display devices. However, among these flat display devices, the liquid crystal display device is easy to be manufactured, and actually has good driveability of the driver, and realizes high-quality images, so it has attracted much attention.

Recently, in terms of technology and design that attract consumer interest, research and development requirements for flat display devices are increasing. Therefore, the industry is constantly striving to minimize (thinnify) the thickness of display devices, and to increase research on designs with enhanced aesthetics to cater to the aesthetics of consumers and attract consumers to buy.

However, developments in the design for enhancing the aesthetics or thinness of display devices have become outdated, and components for conventional display devices have been applied as usual, and the structure of the components has changed. For these reasons, there are limitations in thinning display devices and developing newly designed display devices. For example, in a conventional liquid crystal display device, a lower case and a front case are required to receive a liquid crystal display panel and a backlight unit, and a separate front protective cover and a rear protective cover are additionally used to apply the liquid crystal display device to the lap. Computers, monitors, mobile devices, televisions, etc. As described above, conventional display devices require the use of a front protective cover and a rear protective cover, and a lower case and a front case. Therefore, there are limitations in reducing the thickness of the liquid crystal display device and changing the design thereof. In particular, the front protective cover and the rear protective cover must cover the top edge of the liquid crystal display panel. For this reason, the thickness of the display device is inevitably thickened, and the border width of the display device is enlarged. In addition, due to the height of the steps in the boundary part, it is difficult to realize various new designs.

Therefore, the present invention is to provide a display device manufacturing apparatus and method, which substantially avoids one or more problems caused by the limitations and defects of the conventional technology.

One aspect of the present invention is to provide a display device without using some casings and protective covers required for producing the display device, thereby minimizing the thickness and enhancing the beauty of the novel design.

Another aspect of the present invention provides a manufacturing apparatus and method for a display device. A sealing component for protecting an edge portion of a display panel is formed in a display device in which a display panel is exposed by removing a part of a housing and a protective cover.

Other advantages, objects, and features of the present invention will be partially explained in the following description, and other advantages, objects, and features of the present invention may be partially made by those skilled in the art through the following description of the present invention. Understanding or can be derived from the practice of the present invention. The object and other advantages of the present invention can be achieved and obtained through the structures specifically indicated in the description and the scope of the patent application of the present invention, combined with the drawings.

In order to obtain these objects and other features of the present invention, the present invention will now be described in detail and in general. A display device manufacturing apparatus of the present invention includes: a base; a panel support portion, which is placed at the base and supports a display. A panel, a display panel including a lower substrate, an upper substrate directly coupled to the lower substrate, and at least one upper film attached to the upper substrate; and a seal assembly forming portion placed at a base and a display panel placed at a panel support portion. The edge portion forms a seal assembly.

The display panel further includes: a plurality of circuit films attached to one side of the lower substrate corresponding to the first long side and the first long side of the second long side of the display panel; and a printed circuit board attached to these circuit films, wherein the sealing assembly It is formed on the edge of the display panel and corresponds to the second long side, the first short side and the second short side of the display panel.

The sealing component forming portion includes: a sealing unit for forming a sealing component at an edge portion of the display panel; and a moving unit for moving the sealing unit.

The seal assembly forming portion includes: first to third seal units for forming a seal assembly on an edge portion of the display panel; and a moving unit for moving the first to third seal units.

Each of the first to third sealing units includes: a detecting component for detecting an edge portion of a display panel to be coated with the sealing component; and a coating component for applying an edge portion to the detected display panel. A sealant; a hardened component for hardening the sealant applied on an edge portion of the display panel to form the seal component; and a support module for supporting the detection component, the coating component, and the hardened component, in accordance with the mobile unit Drives motion detection, coating and hardening components.

The mobile unit includes: a first overhead frame, which is placed parallel to the base, and a display panel located between the first overhead frame and the base; a second overhead frame, which is movably placed on one side of the first overhead frame, and supports the first and second separated from each other. The sealing unit, the display panel is located between the first and second sealing units; and the third elevated frame is placed on the other side of the first elevated frame, and the third sealing unit is supported and moved.

The first sealing unit moves in accordance with the movement of the second elevated frame, and forms a seal assembly corresponding to the first short side of the display panel at the edge portion of the display panel. The second sealing unit moves in accordance with the movement of the second elevated frame, and in the display panel. The edge portion forms a sealing component corresponding to the second short side of the display panel, and the third sealing unit moves in accordance with the movement of the second elevated frame, and the edge portion of the display panel forms a sealing component corresponding to the second long side of the display panel.

The mobile unit includes: a first overhead frame, placed on the base corresponding to the first short side of the display panel, and supporting and moving the first sealing unit; a second overhead frame, placed on the base corresponding to the second short side of the display panel, and supporting and moving Moving the second sealing unit; and a third elevated frame, which is placed on the base corresponding to the second long side of the display panel, and supports and moves the third sealing unit.

The first sealing unit is moved by the first elevated frame, and a seal assembly is formed at the edge portion of the display panel to correspond to the first short side of the display panel. The second sealing unit is moved by the second elevated frame, and a seal is formed at the edge portion of the display panel. The component corresponds to the second short side of the display panel, and the third sealing unit is moved by the third elevated frame, and a sealing component is formed at the edge portion of the display panel to correspond to the second long side of the display panel.

According to another aspect of the present invention, a method for manufacturing a display device includes: preparing a display panel, the display panel including a lower substrate, an upper substrate directly coupled to the lower substrate, and at least one upper film attached to the upper substrate; In this display panel, a panel support portion is placed at a base; and a sealing component is formed on an edge portion of the display panel supported by the panel support portion.

The display panel further includes a plurality of circuit films attached to one side of the lower substrate and corresponding to the first long side and the first long side of the second long side of the display panel; and a printed circuit board and a sealing component attached to these circuit films. The formation is formed on the edge portion of the display panel to form a sealing assembly corresponding to the second long side and the first short side and the second short side of the display panel.

The step of forming the sealing component includes: detecting an edge portion of the display panel to be coated with the sealing component; applying a sealant on the detected edge portion of the display panel according to the detection result; and hardening the sealant to form the sealing component.

The step of forming the seal assembly further includes capturing the seal assembly hardened and formed by the hardening assembly to detect the shape of the seal assembly.

It can be understood that the general description of the present invention as described above and the detailed description of the present invention described later are representative and explanatory descriptions, and are intended to further disclose the scope of patent application of the present invention.

The preferred embodiments of the present invention will now be described in detail with reference to the drawings. Wherein the same reference numerals used in these drawing parts represent the same or similar components.

The following describes a display device manufacturing apparatus and method according to embodiments of the present invention with reference to the accompanying drawings.

"Figure 1" is a schematic diagram of a display device according to a first embodiment of the present invention. "Figure 2" is a sectional view taken along the line A-A shown in "Figure 1".

Please refer to “FIG. 1” and “FIG. 2”. The display device 10 according to the first embodiment of the present invention includes a display panel 110, a backlight unit 120, a support assembly 130, and a panel coupling assembly 140. The display panel 110 includes a lower substrate 112 and an upper substrate 114 which are directly coupled to each other. The backlight unit 120 irradiates light onto the display panel 110. The support assembly 130 receives the backlight unit 120 and supports the display panel 110 so that the front surface and the side of the display panel 110 are exposed to the outside. The panel coupling assembly 140 couples the display panel 110 and the panel support assembly 130.

The display panel 110 includes a lower substrate 112, an upper substrate 114, an upper polarizing film 116, and a lower polarizing film 118. The upper substrate 114 is directly coupled to the lower substrate 112, and a liquid crystal layer (not shown) is placed between the two. The upper polarizing film 116 is adhered to the upper substrate 114. The lower polarizing film 118 is attached to the rear surface of the lower substrate 112.

The lower substrate 112 includes a plurality of pixels (not shown in the figure) formed in respective areas defined by intersections of a plurality of gate lines (not shown in the figure) and data lines (not shown in the figure). Each pixel includes a thin film transistor (not shown), a pixel electrode, and a common electrode. The thin film transistor connects the gate line and the data line. The pixel electrode is connected to a thin film transistor. The common electrode is formed adjacent to the pixel electrode and receives a common voltage. Herein, according to the driving mode of the liquid crystal layer, a common electrode is formed at the upper substrate 114. The lower substrate 112 generates an electric field and adjusts the transmittance of the liquid crystal layer, wherein the electric field corresponds to a differential voltage between a data voltage and a common voltage applied to each pixel.

The upper substrate 114 includes a color filter corresponding to each pixel. The color filter is formed at the lower substrate 112 and is directly coupled to the lower substrate 112. A liquid crystal layer is formed between the color filter and the lower substrate 112. Herein, a common electrode for receiving a common voltage is formed on the upper substrate 114 according to a driving mode of the liquid crystal layer. By using a plurality of color filters, the upper substrate 114 filters light incident thereon through the liquid crystal layer to emit a certain color of light to the outside, thereby allowing a display panel 110 to display a Fixed color image.

Here, according to the driving mode of the liquid crystal layer, the detailed structures of the lower substrate 112 and the upper substrate 114 may be formed in various patterns. For example, the driving mode of the liquid crystal layer is Twisted Nematic (TN) mode, Vertical Alignment (VA) mode, In-Plane switching (IPS) mode, or Fringe Field Switching (FFS). mode.

The upper polarizing film 116 is attached to a complete surface of the upper substrate 114 and polarizes light that is transmitted to the outside through the upper substrate 114. The upper polarizing film 116 is formed through a cutting process to include the same size as the front surface of the upper substrate 114 and a complete surface attached to the upper substrate 114. Each side surface of the upper polarizing film 116 is formed into a certain inclined surface through a chamfer process.

The lower polarizing film 118 is attached to the rear surface of the lower substrate 112 and polarizes the light that irradiates the backlight unit 120 onto the display panel 110.

The display panel 110 further includes a plurality of circuit films (not shown) connected to a pad portion (not shown) and a printed circuit board connected to the circuit films. The pad portion is prepared at the first length of the lower substrate 112. On the edge.

A data driving integrated circuit for supplying a data signal to the display panel 110 is mounted on each circuit film. In addition, a gate driving circuit (not shown) for supplying a gate (scanning) signal to the display panel 110 is formed on the substrate 112 below the display panel 110 through a thin film transistor manufacturing process. The circuit film is attached to the pad portion of the display panel 110 and the printed circuit board through a Tape Automated Bonding (TAB) process, and is a tape carrier package (TCP) or a wafer-containing flexible sheet. Chip On Flexible Board / Chip On Film (COF). Therefore, the display panel 110 is electrically connected to the printed circuit board through the circuit film.

The printed circuit board electrically connects these circuit films, and supplies various signals for displaying images to the display panel 110. A timing controller (not shown in the figure), various power supply circuits (not shown in the figure), a memory element (not shown in the figure), and the like for controlling the driving of the display panel 110 are mounted on the printed circuit board.

The backlight unit 120 includes a light guide panel 122, a reflection sheet 124, and an optical component 126.

The light guide panel 122 is placed in the panel support assembly 130. The light guide panel 122 is formed into a flat type (or wedge type), and guides light input from a light source (not shown) through the light incident surface to the display panel 110. Herein, the light source includes a fluorescent lamp or a light emitting diode (LED).

The reflection sheet 124 is placed at a rear surface of the light guide panel 122 and reflects light incident thereon from the light guide panel 122 to the display panel 110.

The optical component 126 is placed on the light guide panel 122 to enhance the brightness characteristics of the light traveling from the light guide panel 122 to the display panel 110. To achieve this, the optical component 126 includes at least one diffuser and one diaphragm among the lower diffuser, the lower diaphragm, the upper diaphragm, and the upper diffuser.

The panel support assembly 130 supports the display panel 110 to expose the front surface of the upper polarizing film 116 and the side of the display panel 110 to the outside. To achieve this, the panel support assembly 130 includes a protective cover 131, a support cover 133, and a guide frame 135.

The protective cover 131 is formed in a U shape to include a receiving space for receiving the supporting cover 133 and the guide frame 135, and supports a rear edge of the display panel 110. The protective cover 131 is formed of a plastic material or a metal material, for example, a metal material for enhancing the beauty of the produced display device. To achieve this, the protective cover 131 includes a set plate 131a and a set side wall 131b.

The protective plate 131a is used as a rear cover of the display device, and the protective plate 131a is produced as a flat type.

The protective sidewall 131b is vertically bent from an edge portion of the protective plate 131a to form a receiving space. The protective sidewall 131b is formed to surround the side of the guide frame 135, and serves as a side cover of the produced display device.

The supporting cover 133 is placed in the receiving space of the protective cover 131 to support the guide frame 135 and the receiving backlight unit 120. To achieve this, the support cover 133 includes a cover plate for supporting the backlight unit 120 and a support side wall bent vertically from an edge of the cover plate. The support cover 133 is coupled to the protective cover 131 through the protective plate 131a through a plurality of screws coupled to the cover.

The guide frame 135 forms a tetragonal frame shape to include a “□” -shaped cross section, is placed at the support cover 133, and is coupled to the rear surface of the display panel 110 through the panel coupling assembly 140. To achieve this, the guide frame 135 includes a coupling component forming portion 135a and a guiding sidewall 135b, wherein the guiding sidewall 135b is vertically bent from the coupling component forming portion 135a and coupled with the protective sidewall 131b.

The coupling element forming portion 135 a is formed in a plate shape so as to face the rear edge portion of the display panel 110. Here, the coupling component forming portion 135 a includes a groove having a certain depth, thereby facilitating the formation of the panel coupling component 140.

The guide side wall 135b is vertically bent from one side of the coupling component forming portion 135a adjacent to the protection side wall 131b, is placed in a space between the support side wall of the support cover 133 and the protection side wall 131b, and is coupled to the protection side wall 131b.

In order to couple the guide frame 135 and the protective cover 131, the display device 10 further includes a first coupling component 131c and a second coupling component 135c. The first coupling component 131c is formed at the protective cover 131, and the second coupling component 135c is formed at the guide frame 135.

For example, the first coupling component 131c is formed as a recess to include a certain depth from the inner sidewall of the protective sidewall 131b, so as to correspond to the second coupling component 135c. The second coupling assembly 135c is formed to protrude from an outer side wall of the guide side wall 135b, and includes a stepped surface and a slanted surface. Herein, this stepped surface is used to prevent the second coupling component 135c coupled with the first coupling component 131c from detaching, and this inclined surface facilitates the coupling between the first coupling component 131c and the second coupling component 135c.

It has been described above that the guide frame 135 and the protective cover 131 are coupled to each other, but the embodiment is not limited thereto. As far as the design of the display device 10 is concerned, the guide frame 135 is coupled to the support side wall of the support cover 133. In this case, the protective cover 131 is coupled to the support cover 133 through the protective plate 131a by screws coupled to the cover plate of the support cover 133.

The panel coupling assembly 140 is formed at the coupling assembly forming portion 135 a of the guide frame 135, and couples the display panel 110 and the panel support assembly 130. Herein, considering the coupling strength and thickness of the display panel 110 and the guide frame 135, the panel coupling assembly 140 is coupled to the substrate 112 below the display panel 110, but the embodiment is not limited thereto. In another example, the panel coupling assembly 140 is coupled to the lower polarizing film 118. The panel coupling assembly 140 is a double-sided tape or an adhesive (for example, glue, instant adhesive, thermosetting adhesive, or photocurable adhesive)

In the display device 10, the panel coupling assembly 140 couples the display panel 110 to the panel support assembly 130, so the upper case and the front protective cover are removed from a general display device. The step height is removed from the boundary portion of the display panel 110, thereby minimizing the thickness and enhancing the aesthetics of the design.

The display device 10 described above is a display product having a display panel 110 and a backlight unit 120. However, in the display device 10, the display panel 110 may be replaced by an organic light emitting display panel including a plurality of organic light emitting elements. In this case, the organic light emitting display panel is a self-luminous element, and thus the backlight unit 120 placed in the panel supporting assembly 130 is not provided. In addition, the support cover 133 of the panel support assembly 130 is not provided.

The display panel 110 including the organic light emitting display panel includes a lower substrate 112, an upper substrate 114, and an upper polarizing film 116. The upper substrate 114 is directly coupled to the lower substrate 112, and the upper polarizing film 116 is attached to the upper substrate 114.

The lower substrate 112 includes a plurality of light-emitting units, wherein the plurality of light-emitting units are formed in respective regions defined by a plurality of gate lines, data lines, and power (VDD) lines. Each light-emitting unit includes at least one switching transistor, at least one driving transistor, and a light-emitting element, wherein the switching transistor is connected to a gate line and a data line, and the driving transistor is connected to the switching transistor and a power supply (VDD) line. The light emitting element emits light in accordance with a current controlled by the switching of the driving transistor.

The upper substrate 114 is directly coupled to the lower substrate 112 and protects a plurality of light emitting elements formed at the lower substrate 112. Herein, the upper substrate 114 includes a plurality of light emitting elements, and the plurality of light emitting elements are respectively connected to a plurality of driving transistors formed at the lower substrate 112. In this case, the formed light emitting elements are not provided at the lower substrate 112.

The upper polarizing film 116 is attached to a complete surface of the upper substrate 114 and polarizes light emitted through the upper substrate 114 to the outside. The upper polarizing film 116 is formed through a cutting process to have the same size as the front surface of the upper substrate, and is attached to one complete surface of the upper substrate 114. Each side of the upper polarizing film 116 passes through the chamfering process to form a certain slope. The upper polarizing film 116 may not be provided. In this case, because the upper substrate 114 is exposed to the outside, in order to protect the upper substrate 114, the upper polarizing film 116 is replaced by a protective film (not shown).

According to the display panel 110 being a liquid crystal display panel, an organic light emitting display panel, or a three-dimensional display panel, the upper polarizing film 116, the protective film, and a three-dimensional (3D) optical film (not shown) may be combined and attached to the substrate above the display panel 110. 114. Therefore, in the following description, a combination of a polarizing film 116, a protective film, and a three-dimensional optical film attached to the upper substrate 114 is defined as at least one upper film.

FIG. 3 is a schematic diagram of a display device according to a second embodiment of the present invention. "Figure 4" is a sectional view taken along the line B-B shown in "Figure 3".

Please refer to “FIG. 3” and “FIG. 4”. The display device 20 according to the second embodiment of the present invention includes a display panel 110, a backlight unit 120, a panel support assembly 130, a panel coupling assembly 140, and a sealing assembly 250. The display panel 110 includes a lower substrate 112 and an upper substrate 114 which are directly coupled to each other. The backlight unit 120 irradiates light onto the display panel 110. The panel supporting assembly 130 receives the backlight unit 120 and supports the display panel 110 so that the front surface and the side of the display panel 110 are exposed to the outside. The panel coupling assembly 140 couples the display panel 110 and the panel support assembly 130. The sealing assembly 250 is formed on an edge portion of the display panel 110 and is used to protect the edge portion of the display panel 110. The display device 20 including this configuration has the same configuration as the display device 10 of the first embodiment except for the sealing assembly 250, and therefore, the above description of the first embodiment is applied to the second embodiment. The same reference numerals denote the same elements.

The seal assembly 250 is formed at the second long side of the display panel 110 and an edge portion of the display panel 110 corresponding to the first and second short sides of the display panel 110. Herein, a plurality of circuit films are attached to an edge portion of the first long side of the display panel 110. This part is surrounded by a separate element (not shown). Therefore, the edge portion of the display panel 110 corresponding to the first long side of the display panel 110 does not need to form the seal assembly 250. The sealing component 250 is formed of a silicon-based sealant, a UV-curable sealant (or resin), or a photoresist resin, but in consideration of the process viscosity time, the seal component 250 is formed of a UV-curable sealant. The viscosity of the sealant is within the range of greater than 1500 centipoise (cps) to approximately 30,000 centipoise, but is not limited thereto. The viscosity can be selected according to the shape process time. In addition, the sealant may be colorless (or transparent) or colored (for example, blue, red, blue-green, or black), but is not limited thereto. The color of the sealant may be selected according to the design of the display device.

As shown in FIG. 5, the sealing assembly 250 of the first embodiment is formed on the edge portion of the display panel 110 and includes the entire side surface of the lower substrate 112, the entire side surface of the upper substrate 114, and polarized light adjacent to the upper substrate 112. Part of the film 116 is on the side.

As shown in FIG. 6, the sealing assembly 250 of the second embodiment is formed on the edge portion of the display panel 110 and includes the entire side surface of the lower substrate 112, the entire side surface of the upper substrate 114, and the entire side surface of the upper polarizing film 116.

As shown in "Figure 7", the sealing assembly 250 of the third embodiment is formed on the edge portion of the display panel 110, and includes the top edge portion of the upper polarizing film 116 and the entire side surface, the entire side surface of the lower substrate 112, and the upper portion. The entire side surface of the substrate 114 and the rear edge portion of the lower substrate 112.

Even when the display panel 110 is an organic light-emitting display panel and a protective film instead of the upper polarizing film 116 is attached to the upper substrate 114 of the organic light-emitting display panel, the sealing assembly 250 is formed on the top edge portion of the protective film and the entire side, protecting Part of the side of the film or the entire side of the protective film.

The sealing assembly 250 of the first to third embodiments is formed on an edge portion of the display panel 110, thereby removing the upper case and the front protective cover from a general display device. Therefore, the edge portion of the display panel 110 exposed to the outside is protected from external environment or external force. That is, the seal assembly 250 formed on the edge portion of the display panel 110 has the following advantages: 1) to protect the display panel 110 exposed to the outside from being damaged by an external force and enhance the durability of the display panel 110; 2) to prevent the upper film from falling off; 3 ) When using an exposed display panel, avoid injury to the user; 4) Prevent moisture from penetrating into the interior of the display panel 110; and 5) Avoid total leakage of light from the side by means of total reflection of light appearing inside the display panel 110.

Therefore, the display device 20 of the second embodiment has the same effects as those of the display device 20 of the first embodiment. In addition, by using the seal assembly 250 formed at the edge portion of the display panel 110, damage to the display panel 110 and the upper film are also avoided. Detachment, moisture penetration, and light leakage from the sides.

"FIG. 8" is a perspective view of a display device manufacturing apparatus of a first embodiment of the present invention for forming a sealing assembly of a display device of a second embodiment of the present invention. "Figure 9" is a side view of the display device manufacturing equipment of the first embodiment of the present invention shown in "Figure 8". "Figure 10" is a plan view of the display device manufacturing equipment of the first embodiment of the present invention shown in "Figure 8".

Please refer to “FIG. 4”, “FIG. 8”, “FIG. 9” and “FIG. 10”. The display device manufacturing apparatus according to the first embodiment of the present invention includes a panel support portion 600 and a seal assembly forming portion 700. The panel support portion 600 is provided at the base 500 and supports the display panel 110. The seal assembly forming part 700 forms a seal assembly 250 on an edge portion of the display panel 110 supported by the panel support part 600.

First, the display panel 110 is a liquid crystal display panel or an organic light emitting display panel.

The display panel 110 according to an embodiment includes a lower substrate 112, an upper substrate 114, an upper polarizing film 116, and a lower polarizing film 118. The upper substrate 114 is directly coupled to the lower substrate 112, and a liquid crystal layer (not shown) is placed between the two. The upper polarizing film 116 is attached to the upper substrate 114. The lower polarizing film 118 is attached to the rear surface of the lower substrate 112. The display panel 110 of an embodiment further includes a three-dimensional optical film (not shown) attached to the upper polarizing film 116.

The display panel 110 of another embodiment includes a lower substrate 112, an upper substrate 114 coupled to the lower substrate 112, and a polarizing film 116 attached to the upper substrate 114. The lower polarizing film 118 may be replaced by a protective film. The display panel 110 of another embodiment further includes a three-dimensional optical film (not shown) attached to the upper polarizing film 116 or the upper substrate 114.

According to the display panel 110 being a liquid crystal display panel, an organic light emitting display panel, or a three-dimensional display panel, the upper polarizing film 116, the protective film, and the three-dimensional optical film (not shown in the figure) are combined and attached to the substrate 114 above the display panel 110. Therefore, in the following description, a combination of a polarizing film 116, a protective film, and a three-dimensional optical film attached to the upper substrate 114 is defined as at least one upper film.

The display panel 110 further includes a plurality of circuit films 119a and a printed circuit board 119b. The plurality of circuit films 119 a are attached to a pad portion (not shown) prepared at the first long side of the lower substrate 112. A printed circuit board 119b connects these circuit films 119a.

The base frame 500 includes a flat base plate and a plurality of supports for supporting the base plate.

The panel support portion 600 is provided at the base 500 and is used to support the display panel 110. To achieve this, the panel support portion 600 includes a stage 610 to support the display panel 110 and a platform support unit 630 to support the platform 610.

The platform 610 is placed on the bottom plate to be supported by the platform support unit 630, and is used to support the display panel 110 loaded from the outside. To achieve this, the platform 610 includes a table 612 and a protrusion 614, wherein the platform support unit 630 supports the table 612, and the protrusion 614 is formed on the table 612 to have a certain height and support the display panel 110.

The work table 612 is placed on the bottom plate to be supported by the platform support unit 630. Herein, the worktable 612 is raised by the platform support unit 630. In this case, when the display panel 110 is loaded, the table 612 is raised (or lowered) to a flat loading position. When the display panel 110 is placed at the protruding portion 614, the table 612 is lowered (or raised) to a process. position.

The protruding portion 614 protrudes from the table 612 by a certain height to include an area smaller than that of the display panel 110 and supports the display panel 110 loaded from the outside. Herein, the protruding portion 614 is used to support a portion different from the rear edge portion of the display panel 110, thereby allowing the edge portion of the display panel 110 to be exposed to the outside.

The panel supporting portion 600 further includes a plurality of vacuum suction holes (not shown in the figure), which are formed at the protruding portions 614 and a vacuum-absorb display panel 110. In addition, the panel support portion 600 further includes a plurality of lift pins (not shown in the figure). Means). A lifting pin is provided at the protruding portion 614 so as to be able to rise, temporarily supporting the display panel 110 loaded thereon and placing the supported display panel 110 at the protruding portion 614.

The platform support unit 630 is placed under the base plate and supports the platform 610. To achieve this, the platform support unit 630 includes a shelf 631, a support shaft 633, and a driving portion 635.

The bracket 631 is placed at a distance from the rear surface of the bottom plate, and is used to support the driving portion 635.

The support shaft 633 passes through the bottom plate and the rear surface of the table 612 coupled to the platform 610.

The driving portion 635 is placed at the bracket 631 to couple the support shaft 633. The driving portion 635 lifts the support shaft 633. Therefore, the platform 610 coupled to the support shaft 633 rises in accordance with the driving of the driving portion 635. According to the method for forming the seal assembly 250 completed by the seal assembly forming section 700, the driving section 635 rotates and supports the shaft 633. Therefore, according to the driving of the driving portion 635, the platform 610 coupled to the support shaft 633 rotates.

The display device manufacturing apparatus according to the first embodiment of the present invention further includes a panel alignment portion 650 for aligning the position of the display panel 110 supported by the platform 610.

The panel alignment unit 650 includes a mark detection unit 652 and a panel alignment unit 654. The mark detection unit 652 is used to detect an alignment mark (not shown) formed on the display panel 110. The panel alignment unit 654 is used to align the position of the display panel 110 according to the position of the alignment mark detected by the mark detection unit 652.

The mark detection unit 652 includes a pair of vertical supports 652a and a mark capture unit 652b. The pair of vertical supports 652a is placed on the base 500 and includes a certain height corresponding to an alignment mark (not shown) formed at the display panel 110. A mark capturing unit 652b is placed at each of the pair of vertical supports 652a and captures a corresponding alignment mark.

The panel alignment unit 654 includes a pair of alignment guide rods 654a and a pair of panel alignment rods 654b.

The pair of alignment guides 654a are placed around the platform 610 in parallel with each other. For example, the pair of alignment guides 654a is placed adjacent to one of the short sides or one long side of the platform 610.

The pair of panel alignment levers 654b are placed around the display panel 110 so as to be able to move between the pair of alignment guides 654a. According to the position of the alignment mark detected by the mark detection unit 652, the pair of panel alignment bars 654b slides the side of the display panel 110 placed on the platform 610 to align the alignment mark formed on the display panel 110 to a reference position. , Thereby aligning the position of the display panel 110.

The seal assembly forming portion 700 applies a sealant to the edge portion of the display panel 110 supported by the platform 610, and then forms a seal assembly 250 at the edge portion of the display panel 110 by hardening the sealant. To achieve this, the seal assembly forming portion 700 includes a seal unit 710 and a moving unit 720. The sealing unit 710 is used to form a sealing assembly 250 at an edge portion of the display unit 110. The moving unit 720 is used to move the sealing unit 710.

As shown in FIG. 11, the sealing unit 710 includes a detection component 711, a coating component 712, a hardening component 713, and a support module 714.

The detection component 711 is supported by the support module 714 and is used to detect the edge portion of the display panel 110 intended to be coated by the sealing component 250. For example, the detection component 711 uses laser to detect the side of the display panel 110, that is, the side of the upper substrate 114.

The coating module 712 is supported by the support module 714 so as to face the edge portion of the display panel 110, and applies a sealant on the edge portion of the display panel 110 that has been detected by the detection module 711. To this end, the coating assembly 712 includes a spray nozzle and a syringe 712a.

The spray nozzle is placed at the support module 714 to face the edge portion of the display panel 110. The spray nozzle applies the sealant supplied by the syringe 712a on the edge portion of the display panel 110, thereby allowing the first to third implementations shown in FIG. 5, FIG. 6, and FIG. 7 respectively. For example, any one of the sealing members 250 is formed on an edge portion of the display panel 110. Herein, in the spray process or the air pressure process, the spray nozzle applies the sealant on the edge portion of the display panel 110.

The spray nozzle of an embodiment is formed into a "-" shaped cross section, and by applying a sealant on the edge portion of the display panel 110, the spray nozzle allows the first implementation of "Figure 5" to be formed on the edge portion of the display panel 110 Example or the second embodiment of the "sixth figure" of the seal assembly 250.

As shown in "Figure 12", the spray nozzle of another embodiment is formed to include " "" And a sealing assembly 250 of the third embodiment, which allows "Fig. 7" to be formed on the edge portion of the display panel 110. That is, the spray nozzle of another embodiment is formed to contain " The “” -shaped cross section and the insertion space, and the sealing component 250 of the third embodiment are allowed to be formed on the edge portion of the display panel 110, wherein the edge portion of the display panel 110 is inserted into this insertion space.

A syringe 712a is placed at the support module 714 to connect the spray nozzle. A syringe 712a is placed at the support module 714 to connect the spray nozzle. The syringe 712a stores a certain amount of sealant and supplies the stored sealant to the spray nozzle. The sealant is a silicon-containing sealant, a UV-curable sealant (or resin), or a photoresistive sealant. However, in consideration of the process viscosity time, the sealing component 250 is a UV-curable sealant. In this case, the time it takes to harden the sealant is within about 5 seconds, and the percentage of hardening shrinkage is within about 5%. In addition, the viscosity of the sealant is within the range of about 1500 centipoise to about 30,000 centipoise, but is not limited thereto. Select the viscosity according to the shape process time. In addition, the sealant may be colorless (or transparent) or colored (for example, blue, red, blue-green, or black), but is not limited thereto. The color of the sealant may be selected according to the design of the display device.

The hardening component 713 is supported by the supporting module 714 adjacent to the coating component 712 and is used to harden the sealant applied by the coating component 712 on the edge portion of the display panel 110 when moving with the coating component 712. At this time, when the hardening component 713 is applied from the sealant through the application component 712, the applied sealant is hardened in about 5 seconds. To achieve this, according to the hardening characteristics of the sealant, the hardening component 713 irradiates the sealant with ultraviolet light or heat at a certain temperature. For example, the sealant is formed of an ultraviolet-curable resin, and the curing component 713 irradiates ultraviolet rays on the ultraviolet-curable resin.

The support module 714 supports the detection component 711, the coating component 712, and the hardening component 713, and simultaneously moves the detection component 711, the coating component 712, and the hardening component 713 according to the driving of the mobile unit 720. To achieve this, the supporting module 714 includes a lifting assembly 714a, a supporting bracket 714b, a supporting frame 714c, and a rotating assembly 714d.

The lifting assembly 714a can be raisedly placed at the moving unit 720, and can support this support bracket 714b. To achieve this, the lifting assembly 714a uses a hydraulic cylinder or a pneumatic cylinder using a cylinder scheme to lift the support bracket 714b, and the lifting assembly 714a uses a motor and a ball screw using a ball screw The scheme lifts the support bracket 714b. The lift assembly 714a uses a motor, rack gear and pinion gear. The gear bracket is used to lift the support bracket 714b. The lift assembly 714a uses a motor, pulley, and belt. The support bracket 714b is lifted using a conveyor solution, or the support bracket 714b is lifted using a linear motor solution for the lift assembly 714a. For example, when the coating assembly 712 forms the sealing assembly 250 of the first or second embodiment at the edge portion of the display panel 110, the lifting assembly 714a lifts the support bracket 714b so that the discharge opening of the spray nozzle is placed Between the side central portion or the side central portion of the display panel 110 and the top of the display panel 110.

The support bracket 714b is placed at the lifting assembly 714a, and is used to support the rotating assembly 714d and the syringe 712a. To this end, the support bracket 714b is formed to have a "L" shaped cross section.

The support frame 714c is placed under the support bracket 714b, and is rotatably supported by the rotation component 714d, and supports the detection component 711, the coating component 712, and the hardening component 713. To this end, the support frame 714c is formed in a plate shape.

A rotation assembly 714d is placed at the support bracket 714b to be coupled to the support frame 714c, and to support this support frame 714c. That is, the rotating component 714d rotates the spray nozzle for spraying the sealant by about 90 degrees so as to face the edge portion of the display panel 110.

As shown in FIG. 11 or FIG. 12, the sealing unit 710 further includes a capturing component 715.

The capture component 715 is placed under the support module 714, ie, the support frame 714c, to abut the hardened component 713. The capture assembly 715 captures the seal assembly 250 to check the shape of the seal assembly 250 in real time, wherein the seal assembly 250 is hardened and formed through the hardening assembly 713. That is, the capture component 715 captures the seal component 250 formed at the edge portion of the display panel 110 to generate the formation status information of the seal component, that is, the shape information of the seal component 250 in real time. The shape information of the sealing element 250 generated by the capturing element 715 is supplied to an image analysis element (not shown in the figure). The image analysis component analyzes the shape information of the sealing component 250 to detect the width or thickness of the sealing component 250, or supplies information related to the disconnection of the sealing component 250 to the user.

Please refer to "Figure 8", "Figure 9" and "Figure 10" again. The moving unit 720 moves the sealing unit 710 according to the X-axis direction and / or the Y-axis direction. Therefore, the sealing unit 710 is allowed on the edge of the display panel 110.部 forms a seal assembly 250. To achieve this, the mobile unit 720 includes a first overhead 722 and a second overhead 724.

A first gantry 722 is placed parallel to the base 500, the display panel 110 is placed between the first gantry 722 and the base 500, and the first gantry 722 moves the second gantry 724 in the Y-axis direction. The first elevated frame 722 uses a ball screw solution using a motor and a ball screw, and uses a gear solution or a linear motor solution using a motor, a rack and a pinion. For example, the first overhead 722 uses a linear motor scheme.

The second elevated frame 724 is movably placed at the first elevated frame 722, movably supports the sealing unit 710, and moves the sealing unit 710 in the X-axis direction. The second overhead 724 uses a motor and a ball screw with a ball screw solution, and uses a motor, rack and pinion with a gear or linear motor solution. For example, the second overhead 724 uses a linear motor scheme.

As shown in "Figure 13", according to the speed acceleration period P1, the constant speed period P2, and the speed decrease period P3, the moving unit 720 separately moves the sealing unit 710. In this article, the speed acceleration period P1 indicates a period in which the moving speed is accelerated to a desired moving speed during the driving period, the constant speed period P2 indicates a period in which a constant moving speed is maintained, and the speed reduction period P3 indicates a speed in which the constant moving speed decreases to a stop state Cycle. Therefore, as shown in “FIG. 14A”, the sealing unit 710 moves from the initial position of the display panel 110 to the edge portion according to the driving acceleration of the moving unit 720. As shown in “FIG. 14B”, the sealing unit 710 moves at a constant speed, and a sealing assembly 250 is formed in a range from one side of the edge portion of the display panel 110 to the other side thereof. As shown in “FIG. 14C”, the sealing unit 710 decelerates and then stops at the other side of the edge portion of the display panel 110. At this time, when the detection unit 711 detects the edge portion of the display panel 110, the coating unit 712 of the sealing unit 710 sprays a sealant. As a result, only when the sealing unit 710 is moved through the moving unit 720 during the constant speed period P2, the sealing assembly 250 is formed at the edge portion of the display panel 110.

"Figure 15A", "Figure 15B", "Figure 15C", "Figure 15D", "Figure 15E" and "Figure 15F" are sequentially described by using the first embodiment of the present invention A schematic diagram of a method for manufacturing a display device manufacturing apparatus to form a sealing assembly of a display device according to a second embodiment of the present invention.

The following will sequentially describe the use of this figure in conjunction with "Figure 4", "Figure 15A", "Figure 15B", "Figure 15C", "Figure 15D", "Figure 15E" and "Figure 15F" A method of manufacturing a display device manufacturing apparatus according to a first embodiment of the present invention to form a sealing assembly of a display apparatus according to a second embodiment of the present invention.

First, as shown in FIG. 15A, the display panel 110 is placed on the platform 610 of the panel support portion 600, and thereafter the position of the display panel 110 placed on the platform 610 is aligned according to the driving of the panel alignment portion 650.

Next, as shown in “FIG. 15B”, in accordance with the driving of the first elevated 722 of the mobile unit 720, the display device manufacturing equipment forms a seal assembly 250 on the edge portion corresponding to the first short side of the display panel 110, and starts from The starting position moves the sealing unit 710 toward the other side of the first short side of the display panel 110. At this time, during the constant speed period of the mobile unit 720, the seal assembly 710 applies a sealant to the edge portion corresponding to the first short side of the display panel 110 by using the coating part assembly 712, and applies the hardened assembly 713 to the coated part. The sealant is hardened to form a seal assembly 250 on an edge portion corresponding to the first short side of the display panel 110.

Thereafter, as shown in FIG. 15C, the display device manufacturing equipment rotates the sealing unit 710 placed on the other side of the first short side of the display panel 110 counterclockwise by about 90 degrees.

Thereafter, as shown in "Fig. 15D", in accordance with the driving of the second overhead 724 of the mobile unit 720, the display device manufacturing equipment forms a seal assembly 250 on the edge portion corresponding to the second long side of the display panel 110, and simultaneously moves 90 degrees to rotate The sealing unit 710 is from one side of the second long side of the display panel 110 to the other side thereof. At this time, during the constant speed period of the moving unit 720, the sealing unit 710 applies a sealant to the edge portion corresponding to the second long side of the display panel 110 using a coating component 712, and hardens the coated seal using a hardening component 713 The sealant 250 is formed on an edge portion corresponding to the second long side of the display panel 110.

Then, as shown in FIG. 15E, the display device manufacturing equipment rotates the sealing unit 710 placed on the other side of the first long side of the display panel 110 counterclockwise by about 90 degrees.

Next, as shown in "Figure 15F", in accordance with the driving of the first elevated 722 of the mobile unit 720, the display device manufacturing equipment forms a seal assembly 250 on the edge portion corresponding to the second short side of the display panel 110, and moves 90 degrees at the same time The rotating sealing unit 710 is from one side of the second short side of the display panel 110 to the other side thereof. At this time, during the constant speed period of the moving unit 720, the sealing unit 710 applies a sealant to the edge portion corresponding to the second short side of the display panel 110 using a coating component 712, and hardens the coated seal using a hardening component 713 The sealant 250 is formed on an edge portion corresponding to the second short side of the display panel 110. Therefore, the sealing assembly 250 of “FIG. 5”, “FIG. 6” or “FIG. 7” is formed at the edge portion of the display panel 110, corresponding to the first and second short sides and the second long side, instead of The first long side of the display panel 110 to which the circuit film 119 is attached.

Thereafter, the display device manufacturing equipment rotates the sealing unit 710 placed at the other side of the second short side of the display panel 110 counterclockwise by about 180 degrees, as shown in "Figure 15A". According to the driving of the second overhead 724, the display device The manufacturing equipment moves the sealing unit 710 to its starting position without forming the sealing assembly 250. At this time, the sealing unit 710 rotates and moves from the other side of the second short side of the display panel 110 to its starting position.

After that, the display device manufacturing equipment unloads the display panel 110 with the seal assembly 250 formed at the edge portion from the platform 610 to the outside, and then places another display panel 110 at the platform 610, and repeats "Figure 15A" and "Figure 15B" , "Figure 15C", "Figure 15D", "Figure 15E" and "Figure 15F".

The display device manufacturing apparatus of the first embodiment forms a seal assembly 250 on the edge portion of the display panel 110, thereby preventing damage to the display panel 110 exposed to the outside, partial peeling of the upper film, penetration of moisture, and side light leakage.

In the display device manufacturing apparatus and method of the first embodiment, it has been described above that the sealing unit 710 forms a sealing assembly 250 on the edge portion of the display panel 110, and at the same time is driven by the moving unit 720 according to the first short side, the first The two long sides, the second short side, and the starting position move sequentially. However, according to the driving of the moving unit 720, the sealing unit 710 only moves along the first short side of the display panel 110 in the Y direction, and according to the rotation of the platform 610, the other second long sides of the display panel 110 correspond to the second short sides. The edge portion forms a seal assembly 250.

"FIG. 16" is a plan view of a display device manufacturing apparatus of a second embodiment of the present invention for forming a sealing assembly of a display device of a second embodiment of the present invention.

Please refer to “FIG. 4” and “FIG. 16”. A display device manufacturing apparatus according to a second embodiment of the present invention includes a panel support portion 600 and a seal assembly forming portion 800. The panel support portion 600 is provided at the base 500 and supports the display panel 110. The seal assembly forming portion 800 forms a seal assembly 250 at an edge portion of the display panel 110 supported by the panel support portion 600. The display device manufacturing apparatus of the second embodiment having such a configuration has the same configuration as the display device manufacturing apparatus of the first embodiment, except for the seal assembly forming portion 800. Therefore, the above description of the first embodiment is applied to the second embodiment. Examples. The same reference numerals denote the same elements.

The seal assembly forming portion 800 applies a sealant to the edge portion of the display panel 110 supported by the platform 610, and then hardens the sealant to form a seal assembly 250 on the edge portion of the display panel 110. To achieve this, the seal assembly forming portion 800 includes first to third seal units 810a to 810c and a moving unit 820. The first to third sealing units 810a to 810c form a sealing assembly at an edge portion of the display panel 110. The moving unit 820 moves the first to third sealing units 810a to 810c.

As shown in "Figure 17", the first to third sealing units 810a to 810c each include a detection component 711, a coating component 712, a hardening component 713, a support module 814, and a capture component 715. Except for the support module 814, the first to third sealing units 810a to 810c having such a configuration each include the same configuration as the sealing unit 710 of the display device manufacturing apparatus of the first embodiment, so the description of the first embodiment above It is applied to the second embodiment. The same reference numerals denote the same elements.

The support module 814 supports the detection module 711, the coating module 712, the hardening module 713, and the capturing module 715, and drives the movement detection module 711, the coating module 712, the hardening module 713, and the capturing module 715 according to the driving of the mobile unit 820. To achieve this, the support module 814 includes a lifting assembly 814a and a support bracket 814b.

The lifting assembly 814a can be raisedly placed at the moving unit 720, and can support the support bracket 814b. To achieve this, the lifting assembly 814a uses a hydraulic or pneumatic cylinder using a cylinder scheme, using a motor and ball screw according to the ball screw scheme, using a motor, rack and pinion using a gear scheme, using a motor, pulley and conveyor using a conveyor scheme or The linear motor solution lifts the support bracket 814b. For example, when the coating assembly 712 forms the sealing assembly 250 of the first or second embodiment on the edge portion of the display panel 110, the lifting assembly 814a lifts the support bracket 814b so that the discharge opening of the spray nozzle is placed on The central portion of the side of the display panel 110 or between the central portion of the side of the display panel 110 and the top.

The support bracket 814b is placed at the lifting component 814a, and supports the detection component 711, the coating component 712, the hardening component 713, and the capture component 715. That is, the support detection component 711, the coating component 712, the hardening component 713, and the capture component 715 are placed under the support bracket 814b and fixed to the support bracket 814b. Herein, a syringe 712a for supplying a sealant to the coating assembly 712 is placed on the support bracket 814b.

Please refer to "Figure 16" again, the moving unit 820 moves the first and second sealing units 810a and 810b in the Y-axis direction, and moves the third sealing unit 810c in the X-axis direction, thereby allowing the first to third sealing units 810a to 810c form a seal assembly 250 at an edge portion of the display panel 110. The moving unit 820 moves each of the first to third sealing units 810a to 810c individually in accordance with the speed acceleration period P1, the constant speed period P2, and the speed reduction period P3 shown in "Fig. 13". To achieve this, the mobile unit 820 includes a first elevated 822, a second elevated 824, and a third elevated 826.

The first elevated frame 822 is placed parallel to the base 500, and the display panel 110 is disposed between the first elevated frame 822 and the base 500. The first elevated frame 822 moves the second elevated frame 824 in the Y-axis direction. The first overhead 822 uses a ball screw scheme by a motor and a ball screw, a gear scheme or a linear motor scheme by a motor, a rack and a pinion. For example, the first overhead 822 uses a linear motor scheme.

The second elevated frame 824 is movably placed at the first elevated frame 822, and movably supports the first sealing unit 810a and the second sealing unit 810b. Herein, the first sealing unit 810 a is placed on one side of the second elevated frame 824 to correspond to the first short side of the display panel 110. The second sealing unit 810b is placed on the other side of the second elevated frame 824 to correspond to the second short side of the display panel 110. The second elevated frame 824 simultaneously moves the first sealing unit 810a and the second sealing unit 810b in the Y-axis direction according to the driving of the first elevated frame 822, thereby corresponding to one short side of the display panel 110.

The third elevated frame 826 is fixedly placed at the first elevated frame 822, movably supports the third sealing unit 810c, and moves the third sealing unit 810c in the X-axis direction. The third elevated frame 826 moves the third sealing unit 810c in the X-axis direction, thereby corresponding to the second long side of the display panel 110. At this time, the third elevated frame 826 moves the third sealing unit 810c in the X-axis direction through the same driving scheme as the first elevated frame 822.

"Fig. 18A", "Fig. 18B", and "Fig. 18C" are sequential descriptions of the seal assembly for forming the display device of the second embodiment of the present invention by using the display device manufacturing apparatus of the second embodiment of the present invention Schematic illustration of the method.

The following will sequentially describe the formation of the second embodiment of the present invention by using the display device manufacturing equipment of the second embodiment of the present invention in combination with "Fig. 4", "Fig. 18A", "Fig. 18B", and "Fig. 18C". Method for sealing assembly of display device.

First, as shown in FIG. 18A, the display panel 110 is placed on the platform 610 of the panel support portion 600, and thereafter the position of the display panel 110 placed on the platform 610 is aligned according to the driving of the panel alignment portion 650.

Next, the display device manufacturing equipment forms a seal assembly 250 on the edge portions corresponding to the first and second short sides of the display panel 110, and simultaneously moves in accordance with the Y-axis of the second elevated frame 824 by the driving of the first elevated frame 822, from its initial stage. The position moves the first and second sealing units 810a and 810b toward the other side of the short side of the display panel 110. At this time, during the constant speed period of the moving unit 820, the first and second sealing units 810a and 810b respectively apply a sealant to the edge portion corresponding to the short side of the display panel 110 through the coating module 712, and harden the module with 713 hardens the applied sealant to form a seal assembly at an edge portion corresponding to the first and second short sides of the display panel 110.

Thereafter, as shown in FIG. 18A and FIG. 18B, when the first and second sealing units 810a and 810b are moved to a portion after the central portion of the side of the display panel 110, the first and second When the two sealing units 810a and 810b collide with the third sealing unit 810c, the display device manufacturing equipment forms a sealing assembly 250 on the edge portion corresponding to the second long side of the display panel 110, and starts from the driving of the third elevated 826 at the same time The position moves the third sealing unit 810c to the other side of the second long side of the display panel 110. At this time, during the constant speed period of the moving unit 820, the third sealing unit 810c applies a sealant to the edge portion corresponding to the second long side of the display panel 110 by using the coating component 712, and applies a hardening component 713 to The applied sealant is hardened to form a seal assembly 250 at an edge portion corresponding to the second long side of the display panel 110.

Then, each of the first and second sealing units 810a and 810b respectively forms a sealing assembly 250 on the respective edge portions corresponding to the first and second short sides of the display panel 110. When the display device manufacturing equipment completes this process, in order to avoid the first The first and second sealing units 810a and 810b collide with the third sealing unit 810c. As shown in "Figure 18C", each of the first and second sealing units 810a and 810b returns to its starting position, and the third sealing unit 810c A seal assembly 250 is formed on an edge portion corresponding to the second long side of the display panel 110.

Next, the third sealing unit 810c forms a sealing assembly 250 at the edge portion corresponding to the second long side of the display panel 110. When the display device manufacturing equipment completes this process, the display device manufacturing equipment returns to the third sealing unit 810c. Starting position.

Thereafter, the display device manufacturing equipment removes the display panel 110 in which the sealing member 250 is formed at the edge portion from the platform 610 to the outside, and then places another display panel 110 at the platform 610, and repeats “FIG. 18A” and “FIG. 18B” repeatedly. "And Figure 18C.

The display device manufacturing apparatus of the second embodiment forms a seal assembly 250 on the edge portion of the display panel 10, thereby preventing damage to the display panel 110 exposed to the outside, partial peeling of the upper polarizing film 116, moisture penetration, etc., and side light leakage . In the display device manufacturing equipment of the second embodiment, the number of sealing units is three times greater than that of the display device manufacturing equipment of the first embodiment, but compared with the display device manufacturing equipment of the first embodiment, the seal formation is increased by 250 times. The number of times required has been reduced by a third. Therefore, the display device manufacturing apparatus of the second embodiment can improve productivity.

"Fig. 19" is a schematic plan view of a display device manufacturing apparatus of a third embodiment of the present invention for forming a sealing assembly of a display device of the third embodiment of the present invention.

Please refer to “FIG. 4” and “FIG. 19”. A display device manufacturing apparatus according to a third embodiment of the present invention includes a panel support portion 600 and a seal assembly forming portion 900. The panel supporting part 600 is provided at the base 500 and supports the display panel 110. The seal assembly forming portion 900 forms a seal assembly 250 at an edge portion of the display panel 110 supported by the panel support portion 600. Except for the seal assembly forming portion 900, the display device manufacturing apparatus of the third embodiment having this configuration has the same configuration as the display device manufacturing apparatus of the first embodiment, so the above description of the first embodiment is applied to the third embodiment example. The same reference numerals denote the same elements.

The seal assembly forming portion 900 applies a sealant to an edge portion of the display panel 110 supported by the platform 610, and then hardens the sealant to form a seal assembly 250 at the edge portion of the display panel 110. To achieve this, the seal assembly forming portion 900 includes first to third seal units 810a to 810c and a moving unit 920. The first to third sealing units 810a to 810c form a sealing assembly 250 at an edge portion of the display panel 110. The moving unit 920 moves the first to third sealing units 810a to 810c. Except for the moving unit 920, the seal assembly forming section 900 having such a configuration includes the same configuration as the seal assembly forming section 800 in the display device manufacturing apparatus of the second embodiment, so the description of the second embodiment above is applied to the first To the third sealing units 810a to 810c. The mobile unit 920 will be described below.

Each of the moving units 820 has each of the first to third sealing units 810a to 810c in accordance with the speed acceleration period P1, the constant speed period P2, and the speed reduction period P3 shown in "Figure 13". To achieve this, the mobile unit 920 includes a first elevated 922, a second elevated 924, and a third elevated 926.

The first elevated frame 922 is placed at the base member 500 to abut one short side of the platform 610, that is, the first short side of the display panel 110. The first elevated frame 922 moves the first sealing unit 810a in the X-axis direction. The first overhead 922 uses a ball screw solution by a motor and a ball screw, and uses a gear solution or a linear motor solution by a motor, a rack, and a pinion. For example, the first overhead 922822 uses a linear motor scheme.

The second elevated frame 924 is placed at the base member 500 to abut the other short side of the platform 610, that is, the second short side of the display panel 110. The second elevated frame 924 moves the second sealing unit 810b in the Y-axis direction. The second elevated frame 924 moves the second sealing unit 810b in the Y-axis direction through the same driving scheme as the first elevated frame 922.

The third elevated frame 926 is placed at the base 500 to abut one of the long sides of the platform 610, that is, the second long side of the display panel 110. The third elevated frame 926 moves the third sealing unit 810c in the X-axis direction. The third elevated frame 926 moves the third sealing unit 810c along the X axis through the same driving scheme as the first elevated frame 922 and the second elevated frame 924.

"Figure 20A" and "Figure 20B" are diagrams sequentially describing a method of forming a sealing assembly of a display device of a second embodiment of the present invention by using a display device manufacturing apparatus of a third embodiment of the present invention.

The following will sequentially describe the formation of the second embodiment of the present invention by using the display device manufacturing equipment of the third embodiment of the present invention in combination with "Fig. 4", "Fig. 19", "Fig. 20A" and "Fig. 20B". Method for sealing assembly of display device.

First, as shown in FIG. 19, the display panel 110 is placed on the platform 610 of the panel support portion 600, and thereafter the position of the display panel 110 placed on the platform 610 is aligned according to the driving of the panel alignment portion 650.

Next, as shown in "Fig. 20A", the display device manufacturing equipment simultaneously drives an elevated 922, a second elevated 924, and a third elevated 926 to move each first sealing unit 810a from its starting position to the Y axis direction And a second sealing unit 810b, so that a sealing assembly 250 is formed at an edge portion corresponding to each of the first and second short sides of the display panel 110. Meanwhile, when the third sealing unit 810c is moved from the starting position to the X-axis direction, the display device manufacturing equipment forms a sealing assembly 250 on an edge portion corresponding to the second long side of the display panel 110. At this time, during the constant speed cycle of the moving unit 920, each of the first to third sealing units 810a to 810c respectively corresponds to the first and second short sides and the second long sides of the display panel 110 by using the coating assembly 712. A sealant is coated on an edge portion of the substrate, and the applied sealant is hardened with a hardening component 713 to form a sealing component 250 on each edge portion of the first and second short sides and the second long side of the display panel 110.

Then, as shown in "FIG. 20B", each of the first to third sealing units 810a to 810c forms a sealing assembly 250 on the respective edge portions of the first and second short sides and the second long sides of the display panel 110, When the display device manufacturing equipment completes this process, each of the first to third sealing units 810a to 810c returns to its starting position.

Next, the display device manufacturing equipment removes the display panel 110 having the sealing member 250 formed on the edge portion from the platform 610 to the outside, and then places another display panel 110 at the platform 610, and repeats "Figure 20A" and "Section 20B map "operations.

The display device manufacturing apparatus of the third embodiment forms a seal assembly 250 on the edge portion of the display panel 110, thereby preventing damage to the exposed display panel 110, partial detachment of the upper polarizing film 116, and penetration of moisture, etc. And side light leaks. In the display device manufacturing apparatus of the third embodiment, unlike the display device manufacturing apparatus of the second embodiment, each of the first to third sealing units 810a to 810c moves independently, and therefore the time taken to form the seal assembly 250 is further saved. This increases productivity.

According to the embodiment of the present invention, the display panel is coupled to the panel support assembly using the panel coupling assembly, and the upper case and the front protective cover are removed from the general display device, so the step height is removed from the boundary portion of the display panel, thereby minimizing Thick and enhance the aesthetics of the design.

In addition, by forming a seal assembly on the edge portion of the display panel, certain casings and protective covers are removed from the display device, thereby avoiding damage to the display panel, partial shedding of the upper film, moisture penetration, and side light leakage.

In addition, the seal assembly is formed on the edge portion of the display panel through at least one seal unit (coating a sealant on the edge portion of the display panel placed on the panel support portion and hardening the sealant) and a moving unit for moving the seal unit. Thus, a seal assembly can be conveniently formed.

In addition, the capture assembly can instantly check the shape of the seal assembly formed at the edge portion of the display panel.

Although the present invention is disclosed in the foregoing embodiments, it is not intended to limit the present invention. Changes and modifications made without departing from the spirit and scope of the present invention belong to the patent protection scope of the present invention. For the protection scope defined by the present invention, please refer to the attached patent application scope.

10． ． ． Display device

20. ． ． Display device

110. ． ． Display panel

112. ． ． Lower substrate

114. ． ． Upper substrate

116. ． ． Upper polarizing film

118. ． ． Lower polarizing film

119a. ． ． Circuit film

119b. ． ． A printed circuit board

120. ． ． Backlight unit

122. ． ． Light guide

124. ． ． A reflective sheet

126. ． ． Optical components

130. ． ． Supporting components

131. ． ． protection cap

131a. ． ． Protection board

131b. ． ． Protect sidewall

131c. ． ． First coupling component

133. ． ． Support cover

135. ． ． Guide frame

135a. ． ． Coupling assembly forming section

135b. ． ． Guide sidewall

135c. ． ． Second coupling component

140. ． ． Panel coupling assembly

P1. ． ． Speed acceleration period

P2. ． ． Constant speed cycle

P3. ． ． Speed reduction cycle

250. ． ． Seal assembly

500. ． ． Base

600. ． ． Panel support

610. ． ． platform

612. ． ． Workbench

614. ． ． Protrusion

630. ． ． Platform support unit

631. ． ． support

633. ． ． Support shaft

635. ． ． Drive unit

650. ． ． Panel alignment section

652. ． ． Mark detection unit

652a. ． ． Vertical support

652b. ． ． Tag capture unit

654. ． ． Panel alignment unit

654a. ． ． Alignment guide

654b. ． ． Panel alignment lever

700. ． ． Seal assembly forming section

710. ． ． Sealed unit

711. ． ． Detection component

712. ． ． Coating components

712a. ． ． syringe

713. ． ． Hardened components

714. ． ． Support module

714a. ． ． Lifting components

714b. ． ． Support bracket

714c. ． ． Support frame

714d. ． ． Rotating components

715. ． ． Capture component

720. ． ． Mobile unit

722. ． ． First elevated

724. ． ． Second elevated

800‧‧‧Sealing component forming section

810a‧‧‧First Sealing Unit

810b‧‧‧Second Sealing Unit

810c‧‧‧Third Sealing Unit

814a‧‧‧Lifting kit

814b‧‧‧Support bracket

820‧‧‧mobile unit

822‧‧‧The first elevated

824‧‧‧Second Elevated

826‧‧‧ Third Elevated

900‧‧‧Sealing component forming section

920‧‧‧mobile unit

922‧‧‧The first elevated

924‧‧‧Second Elevated

926‧‧‧ Third Elevated

FIG. 1 is a schematic diagram of a display device according to a first embodiment of the present invention;

Figure 2 is a sectional view taken along line A-A shown in Figure 1;

FIG. 3 is a schematic diagram of a display device according to a second embodiment of the present invention;

Figure 4 is a sectional view taken along line B-B shown in Figure 3;

FIG. 5 is a schematic diagram of the first embodiment of the sealing assembly shown in FIG. 3;

FIG. 6 is a schematic diagram of a second embodiment of the sealing assembly shown in FIG. 3;

FIG. 7 is a schematic diagram of a third embodiment of the sealing assembly shown in FIG. 3;

FIG. 8 is a perspective view of the display device manufacturing equipment of the first embodiment of the present invention for forming a sealing assembly of the display device of the second embodiment of the present invention;

Figure 9 is a side view of the display device manufacturing equipment of the first embodiment of the present invention shown in Figure 8;

FIG. 10 is a plan view of the display device manufacturing equipment of the first embodiment of the present invention shown in FIG. 8;

Fig. 11 is a schematic diagram of a first embodiment of the sealing unit shown in Fig. 8;

Figure 12 is a schematic diagram of a second embodiment of the sealing unit shown in Figure 8;

Figure 13 is a schematic diagram describing the moving speed of the sealing unit according to the driving of the moving unit shown in Figure 8;

14A and 14B are schematic diagrams describing the movement of the sealing unit according to the driving of the moving unit shown in FIG. 8;

15A to 15F are schematic diagrams sequentially describing a method for forming a sealing assembly of a display device of a second embodiment of the present invention by using the display device manufacturing equipment of the first embodiment of the present invention;

FIG. 16 is a plan view of a display device manufacturing apparatus of a second embodiment of the present invention for forming a sealing assembly of a display device of a second embodiment of the present invention;

Figure 17 is a schematic diagram of the sealing unit shown in Figure 16;

18A to 18C are schematic diagrams sequentially describing a method of forming a sealing assembly of a display device of a second embodiment of the present invention by using a display device manufacturing apparatus of the second embodiment of the present invention;

FIG. 19 is a plan view of a display device manufacturing apparatus of a second embodiment of the present invention for forming a sealing assembly of a display device of a third embodiment of the present invention; and

20A and 20B are schematic diagrams sequentially describing a method of forming a sealing assembly of a display device of a second embodiment of the present invention by using a display device manufacturing apparatus of a third embodiment of the present invention.

Claims (19)

A display device manufacturing equipment includes: a base; a panel support portion placed at the base and supporting a display panel, the display panel including a lower substrate, an upper substrate directly coupled to one of the lower substrates, and attached to the substrate. At least one upper film of the substrate; and a sealing component forming portion placed at the base, and an edge portion of the display panel placed at the panel supporting portion forming a sealing component, wherein the sealing component forming portion includes: A sealing unit for forming the sealing assembly by coating and hardening a sealant on the edge portion of the display panel; and a moving unit for moving the sealing unit along the edge portion of the display panel, wherein The edge portion of the display panel includes: a top edge portion of the upper film, an entire side surface of the upper film, an entire side surface of the upper substrate, a rear edge portion of the lower substrate, and one of the lower substrate. The whole side. The display device manufacturing equipment according to claim 1, wherein the display panel further comprises: a plurality of circuit films attached to a side of the lower substrate corresponding to a first long side of the display panel; and a printed circuit board , Attached to these circuit films, The seal assembly forming portion forms the seal assembly on three edge portions of the display panel corresponding to one of the second long side and a first short side and a second short side of the display panel. The display device manufacturing equipment according to item 2 of the claim, wherein the sealing unit includes: a detecting component for detecting the edge portion of the display panel to be coated with the sealing component; a coating component, For coating the sealant on the edge portion of the display panel being detected; a hardening component for hardening the sealant applied on the edge portion of the display panel to form the seal component; and a support A module for supporting the detection component, the coating component and the hardening component, and simultaneously moving the detection component, the coating component and the hardening component according to the driving of the moving unit. The display device manufacturing equipment according to item 3 of the claim, wherein the support module includes: a lifting component that can be lifted to be placed at the mobile unit; a support bracket that is placed at the lifting element; A support frame for supporting the detection component, the coating component and the hardening component; and a rotating component, which is placed at the support bracket to couple the support frame, And rotating the support frame. The display device manufacturing apparatus according to claim 2, wherein the sealing unit starts from the first short side, the second long side, the second short side, and a starting position of the display panel in that order. The position is moved, and a seal assembly is formed on the edge portion of the display panel corresponding to the first short side, the second short side, and the second long side of the display panel. The display device manufacturing apparatus according to claim 2, wherein the seal assembly forming portion includes: first to third seal units for forming the seal assembly at the edge portion of the display panel; and the moving unit, Used to move the first to third sealing units. The display device manufacturing equipment according to claim 6, wherein each of the first to third sealing units includes: a detecting component for detecting the edge of the display panel to be coated with the sealing component. A coating component for coating the sealant on the edge portion of the display panel detected; a hardening component for hardening the sealant applied on the edge portion of the display panel to form The sealing component; and a support module for supporting the detection component, the coating component and the hardening component, and simultaneously moving the detection component and the coating group in accordance with the driving of the moving unit Pieces with the hardened component. The display device manufacturing equipment according to item 7 of the claim, wherein the support module includes: a lifting component that can be liftedly placed at the mobile unit; and a support bracket that is placed at the lifting component, And supporting the detecting component, the coating component and the hardening component. The display device manufacturing apparatus according to claim 3 or 7, wherein the hardened component hardens the applied sealant within about 5 seconds from a point in time when the sealant is applied. The display device manufacturing equipment according to claim 3 or 7, wherein the sealing unit further includes a capture component, which is placed at the support module to abut the hardened component, and capture is hardened by the hardened component. With the formation of the seal assembly. The display device manufacturing apparatus according to claim 1 or 6, wherein the moving unit separately moves the sealing unit according to a speed acceleration period, a constant speed period, and a speed reduction period; and the sealing unit merely The sealing assembly is formed at a first edge portion of the display panel during the constant speed cycle. The display device manufacturing equipment according to claim 6, wherein the mobile unit includes: a first overhead frame, which is placed parallel to the base, and the display panel is located on the first Between the elevated frame and the base; a second elevated frame is movably placed on one side of the first elevated frame to support the first and second sealing units separated from each other, and the display panel is located on the first and second sealings Between the units; and a third elevated frame, which is placed on the other side of the first elevated frame, and supports and moves the third sealed unit. The display device manufacturing equipment according to claim 12, wherein the first sealing unit moves in accordance with the movement of the second elevated frame, and the sealing assembly is formed on a first edge portion of the display panel to display correspondingly. The first short side of the panel; the second sealing unit moves in accordance with the movement of the second elevated frame, and forms a seal assembly corresponding to the second short side of the display panel at a second edge portion of the display panel; And the third sealing unit moves according to the movement of the second elevated frame, and the sealing component is formed on a third edge portion of the display panel corresponding to the second long side of the display panel. The display device manufacturing equipment according to claim 6, wherein the mobile unit includes: a first overhead frame, placed at the base corresponding to the first short side of the display panel, and supporting and moving the first sealing unit ; A second elevated frame, placed at the base corresponding to the second short of the display panel Side, and support and move the second sealing unit; and a third elevated frame, which is placed at the base corresponding to the second long side of the display panel, and supports and moves the third sealing unit. The display device manufacturing apparatus according to claim 14, wherein the first sealing unit is moved by the first elevated frame, and the sealing assembly is formed on a first edge portion of the display panel corresponding to the display panel. A first short side; the second sealing unit moves by the second elevated frame, and the second short side of the display panel corresponding to the display panel is formed at a second edge portion of the display panel; and the third sealing unit By the third elevated movement, and forming a sealing assembly at a third edge portion of the display panel corresponding to the second long side of the display panel. A display manufacturing method includes preparing a display panel including a lower substrate, an upper substrate directly coupled to the lower substrate, and at least one upper film attached to the upper substrate; and placing the display on a panel support portion. A panel, the panel support portion is placed at a base; and a sealing component is formed on an edge portion of the display panel supported by the panel support portion, wherein the edge portion of the display panel is coated and hardened by coating A seal The seal assembly is formed by an adhesive, wherein the seal assembly forming portion includes a top edge portion of the upper film, an entire side of the upper film, an entire side of the upper substrate, and a rear edge portion of the lower substrate And the edge portion of the display panel on the entire side of one of the lower substrates to form the sealing assembly. The method for manufacturing a display according to claim 16, wherein the display panel further comprises a plurality of circuit films attached to a side of the lower substrate corresponding to a first long side of the display panel; and attached to the display panel. A printed circuit board of a circuit film, wherein the step of forming the seal assembly is formed on three edges of the display panel to form the seal assembly corresponding to a second long side, a first short side, and a second short side of the display panel. . The method for manufacturing a display device according to claim 16 or 17, wherein a step of forming a sealing component includes: detecting the edge portion of the display panel to be coated with the sealing component; and according to the detection result in A sealant is coated on the detected edge portion of the display panel; and the sealant is hardened to form the sealing component. The method for manufacturing a display device according to claim 18, wherein the step of forming a sealing component further comprises capturing the sealing component hardened and formed by the hardened component to detect the shape of the sealing component.