KR102072813B1 - Glass tape attachment apparatus for display unit - Google Patents

Abstract

The present invention relates to a tape attachment apparatus for glass for a display device, capable of minimizing a defect rate and increasing productivity by attaching tape, which is used to prevent the leakage of light from the edge of a flat member such as a lightguide panel, a filter glass and the like of a display device such as a TV, a PC motor and the like and reflect the light into the flat member, through an automation device. To achieve the purpose, the tape attachment apparatus includes: a frame (10) providing a space where each work component is going to be installed; a glass transfer part (20) installed on one side of the frame (10) to transfer glass (G) becoming a workpiece; a tape supply part (30) installed on one side of the glass transfer part (20) on the frame (10), and placed opposite a tape attachment surface (F) of the transferred glass (G) to supply tape (T) laminated with release paper (P) and collect the release paper (P) after the attachment of the tape (T) to the glass (G); a cutting part (40) installed on one side of the tape supply part (30), and cutting the tape (T) on the release paper (P) in accordance with a length section to be attached to the glass (G) during the procedure of supplying the tape (T) laminated with the release paper (P) through the tape supply part (30); and an attachment part (50) installed on one side of the tape supply part (30) to attach the tape (T) cut by the cutting part (40) to the tape attachment surface (F) of the transferred glass (G) by pressing the tape to the surface.

Description

Glass tape attachment apparatus for display unit

The present invention relates to a tape applying apparatus for glass for display devices.

In detail, the present invention is a tape for preventing the light leakage from the edge of the flat plate member, such as the light guide plate, filter glass, etc. in the display device configuration of the monitor of the TV, PC, etc. The present invention relates to a tape attaching apparatus for glass for display apparatuses, which can be attached to each other so as to improve productivity and minimize defect rate.

Recently launched medium-large TVs or PC monitors are mainly implemented as a flat panel display structure, such a flat panel display has a basic configuration in which a backlight unit is installed at the rear of the liquid crystal panel. At this time, the light leaking phenomenon (called 'light leakage phenomenon') between the backlight unit and the liquid crystal panel is frequently generated in the process of transmitting the light to the liquid crystal panel through one surface of the backlight unit. It is known that the tape is attached to the edge of the flat plate member such as glass) to prevent light from leaking to the outside and to reflect the light to the inside of the flat plate member.

Republic of Korea Utility Model Registration No. 2015-0007120 (edge light blocking device of the filter glass for display device, hereinafter, the present invention) is a configuration in which the above-described tape is attached to the edge of the glass.

The light blocking device presented in the above-mentioned invention is "filter glass having a certain thickness; And a light shielding film formed on the filter glass to block exposure of light of a light source transmitted through one surface of a backlight unit, wherein the light shielding film is formed along a side circumference of an edge forming a thickness of the filter glass. Configuration ”.

In the configuration of the present invention, the light shielding film and the light shielding tape have been proposed as the configuration of the light shielding film. However, in the case of the light shielding ink, workability for printing is poor and its efficiency is low. The situation is mainly adopted and applied.

Conventionally, in order to attach the tape to the glass, an experienced worker cuts and attaches the tape to a glass of a specific size that is transferred to a work section.

Tape attaching operation by such a manual process is not only very low productivity, but also a factor that increases the cost of work as it requires a large number of skilled workers, in particular, the problem that the defect rate is increased due to the manual characteristics are exposed.

The present invention has been invented to solve the above problems.

Accordingly, the present invention is to improve the productivity by allowing the tape to be attached by the automation device to prevent the light leakage from the edge of the flat plate, such as the light guide plate, filter glass, etc. of the display device configuration of the TV, PC monitors, etc. It is an object of the present invention to provide a tape attaching device for glass for display device, which can minimize the defective rate.

In order to achieve the above object, the present invention has the following configuration.

The present invention provides a frame for providing a space in which each work component is to be installed; A glass transfer part installed at one side of the frame to transfer the glass to be a work object; A tape supply unit installed on one side of the glass conveying unit on the frame and disposed to face the tape attaching surface of the transported glass, and supplying the tape laminated with the release paper, and recovering the release paper after the tape is attached to the glass; A cutting operation unit installed at one side of the tape supply unit and cutting only the tape on the release paper corresponding to a length section to be attached to the glass in the process of supplying the tape laminated with the release paper by the tape supply unit; And an attachment working unit installed on one side of the tape supply unit on the frame to press the tape cut by the cutting operation unit to the tape attachment surface of the glass to attach the tape.

In addition, the present invention is installed on the upper portion of the attachment work portion in the configuration installed so that the attachment work portion is moved up and down on the frame, when the tape is attached to the tape attachment surface of the glass by the attachment work portion, the attachment work portion is lowered And a vision inspection unit for detecting whether the tape is normally attached.

The glass conveying unit may be installed on one side of the line where the tape attaching surface of the glass proceeds, and a cleaner module configured to remove contaminants by spraying compressed air onto the tape attaching surface of the glass.

In addition, the tape supply unit is installed on one side of the attachment work, a supply reel for supplying a tape laminated with a release paper, the supply is provided with one or more rollers for forming a supply section of the tape released from the supply reel A module; It is installed on the other side of the attachment work spaced apart from the supply module, one or more rollers are provided to form a recovery section of the release paper left after the tape is attached to the glass, one side to recover the release paper that proceeded the recovery section by the roller It is configured to include; a recovery module is installed to the recovery reel. In this case, the tape supply unit, the plurality of supply modules and the plurality of recovery modules are mutually opposed to each other is disposed on each supply guide, the supply guide is coupled to the drive mechanism supply to each opposite by the drive of the drive mechanism It is configured to further include a continuous supply module for supplying the module and the recovery module to the tape attachment working point.

On the other hand, the cutting operation unit, the cutter module is disposed on the tape side of the cutter in the progress section of the tape laminated with the release paper to cut only the tape by a specific section on the release paper; And a removal module installed at one side adjacent to the cutter module to remove a tape of a specific section cut by the cutter module. In particular, the cutting operation unit is installed on one side in close proximity to the removal module, the sensor module for detecting whether or not the tape of the particular section is cut and normally removed by the removal module; further comprises a.

In addition, the attachment working portion, the pressing member disposed to face the tape attachment surface of the glass with the tape supplied from the tape supply portion therebetween; And a driving mechanism coupled with the pressing member to provide a driving force for attaching the tape to the tape attaching surface of the glass by moving the pressing member to the tape attaching surface of the glass. Here, the attachment working portion, the driving mechanism is coupled to both sides of the pressing member, the driving mechanism arrangement position of one side to be adjusted with respect to the size of the glass supplied coupled to the driving mechanism of one side of the driving members of both sides of the And a positioning mechanism configured to drive the pressing member with a uniform driving force. In particular, the attachment working portion, the vacuum module is disposed on the lower side of the moving line of the glass to support the glass when the tape is attached to the glass by the pressing member to suck and fix the glass; is configured to further include.

On the other hand, the present invention, the moving mechanism to move the work position of the tape supply unit, the cutting operation unit, the attachment operation unit according to the size of the glass which is the workpiece; further comprises.

The present invention may further include a vision inspection unit installed in a section before the tape is attached to the glass and before being discharged to detect whether the tape is normally attached to the tape attaching surface of the glass.

As described above, in the present invention, the entire process from the supply of the tape to the attachment and the collection of the release paper is performed by an automated device, thereby reducing the labor cost by eliminating excessive labor cost by manual labor, and greatly reducing the number of operations per unit time. This increases the productivity. In addition, the present invention has the effect that the operation of cutting and attaching the tape is performed more precisely to minimize the defective rate of the product.

1 is a front view of a glass tape applying apparatus according to the present invention.
2 is a plan view of the glass tape applying apparatus according to the present invention.
Figure 3 is an enlarged view of the tape supply unit of the glass tape applying apparatus according to the present invention.
Figure 4 is an enlarged view of the cutting operation of the glass tape applying apparatus according to the present invention.
Figure 5 is an enlarged view of the attachment working portion of the glass tape applying apparatus according to the present invention.
Figure 6 is an illustration of an additional configuration of the glass tape applying apparatus according to the present invention.

Embodiments of the present invention as described above will be described in detail with reference to the accompanying drawings.

1 is a front view of a glass tape applying device according to the present invention, Figure 2 is a plan view of a glass tape applying device according to the present invention. 3 is an enlarged view of a tape supply unit of the glass tape applying device according to the present invention, FIG. 4 is an enlarged view of a cutting work portion of the glass tape applying device according to the present invention, and FIG. 5 is an attachment of the glass tape applying device according to the present invention. Workpiece enlarged view.

Referring to the drawings, the tape attaching apparatus of the glass according to the present invention comprises a frame 10, a glass conveying unit 20, a tape supply unit 30, a cutting operation unit 40, the attachment operation unit 50. In the present embodiment, the glass exemplifies the light guide plate applied to the display device of the TV, and the tape T supplied by laminating with the release paper P is applied to the silver foil tape for reflecting light into the light guide plate. .

The frame 10 is configured to provide a space in which the glass transfer unit 20, the tape supply unit 30, the cutting operation unit 40, and the attachment operation unit 50 will be installed, respectively. It is made by connecting.

The glass conveying unit 20 is a conveyor 21 for conveying the glass to be a work object is installed is configured, the tape attachment surface to which one side of the tape (T) of the glass (G) is attached to one side of the conveyor ( A cleaner module 22 for cleaning F) is installed.

In this case, the cleaner module 22 is applied to an air blower installed on one side of the line along which the tape attachment surface F of the glass G runs, and the cleaner module 22 made of the air blower is connected to the conveyor 21. Compressed air is sprayed onto the tape attachment surface (F) of the glass (G) conveyed by the constitution to remove contaminants.

The tape supply unit 30 is installed on one side of the glass transfer unit 20 on the frame 10 as shown in FIG. Such a tape supply part 30 is disposed to face the tape attaching surface F of the transferred glass G so that the tape T is laminated with the release paper P, and the tape T is the glass G. After attaching to the configuration to recover the release paper (P). To this end, the tape supply unit 30 is composed of a supply module 31 and the recovery module (32).

The supply module 31 is installed on one side (left side of the drawing) of the attachment work unit 50, and is configured to be equipped with a supply reel 33 for supplying the tape (T) laminated with the release paper (P). In addition, the supply module 31 is configured by installing one or more rollers 34 for forming a supply section of the tape (T) released from the supply reel (33).

The recovery module 32 is spaced apart from the supply module 31 is configured to be installed on the other side (right side of the figure) of the attachment work unit 50. In addition, the recovery module 32 is provided with one or more rollers 34 for forming a recovery section of the release paper (P) left after the tape (T) is attached to the glass (G), the roller 34 on one side The recovery reel 35 which collect | recovers the release paper P which advanced the collection | recovery section by this is provided and comprised.

On the other hand, the tape supply unit 30, if all the tape (T) to be used for the work in the supply module 31 is exhausted, further supply a continuous supply module 36 for supplying more tape (T) without stopping the production work It is comprised.

The continuous supply module 36 is provided with a supply guide 37 is applied to the configuration of the ball screw at the point where the supply module 31 and the recovery module 32 is disposed, respectively, a plurality of each of the supply guide 37 Of the supply module 31 and the plurality of recovery modules 32 are mounted to be elevated. In addition, the supply guide 37 is coupled to a drive mechanism 38 such as a motor, respectively, the tape T is exhausted from the supply reel 33 of the supply module 31, or the recovery reel of the recovery module 32 When the release paper P is recovered to the desired degree at 35, the supply module 31 and the recovery module 32 are configured to be supplied to the tape attachment work point.

In this case, when the supply guide 37 is rotated as the driving mechanism 38 is driven, the supply module 31 and the recovery module 32 are respectively raised or simultaneously by the ball screw configuration of the supply guide 37. The supply module 31 for lowering and supplying a new tape T or the recovery module 32 for collecting new release paper P are disposed at the tape attachment work point.

The cutting work part 40 is installed at a point where the tape T of one side of the tape supply part 30 is supplied as shown in FIG. 4. The cutting operation part 40 is a tape on the release paper (P) corresponding to the length section to be attached to the glass (G) in the process of supplying the tape (T) laminated with the release paper (P) by the tape supply unit 30 It is configured to cut only (T). To this end, the cutting operation part 40 is composed of a cutter module 41 and the removal module 42, in addition to the sensor module 43 is configured to be further equipped.

In the cutter module 41, the cutter 44 is disposed on the side of the tape T in the traveling section of the tape T laminated with the release paper P, and the tape T is cut by the cutter 44. At this time, a supporting member 45 for supporting the tape T on the opposite surface is provided. The cutter module 41 is formed by cutting the cutter 44 twice in order to cut only the tape T by a specific section on the release paper P, or form the shape of the cutter 44 in an approximately "∩" shape. Can be.

The removal module 42 is installed on one side close to the cutter module 41, and is configured to remove the tape T of a specific section cut by the cutter module 41. To this end, the removal module 42 is provided with a removal tape mechanism 46 in front of the line on which the tape T cut in a specific section is progressed, and a pressing mechanism behind the progress line of the tape T opposite thereto. 47) is installed and configured.

At this time, the removal tape mechanism 46 is a mechanism of supplying a removal tape having a specific width from one side and withdraw from one side, the pressurizing mechanism 47 removes the tape T cut in a specific section by a cylinder or the like. In a configuration for pressurizing with a tape, when the tape T cut in a specific section by the pressing mechanism 47 is pressed, the tape T cut in the specific section is adhered to the removal tape and separated from the release paper P. will be.

The sensor module 43 is installed on one side close to the removal module 42 and is configured to detect whether the tape T of a specific section is cut and normally removed by the removal module 42. To this end, the sensor module 43 may be applied to a variety of sensors for detecting whether the tape (T) has been removed for a certain period on the release paper (P), preferably the release paper (P) from which the tape (T) has been removed A light-receiving sensor that emits light in the interval of and transmits light, and checks whether the tape T is removed according to the degree of light transmission (the tape attached to the glass is silver foil tape, and the release paper is usually applied as a film of a transparent body). Sensor selected by the embodiment of the present invention).

For reference, the embodiment in which the tape T is cut and removed in a specific section on the release paper P may include a blank section of a specific interval formed at both ends of the glass G after the tape T is attached. It is due.

The attachment working unit 50 is installed at the rear side between the supply module 31 and the recovery module 32 of the tape supply unit 30 as shown in FIG. The attachment work unit 50 is configured to press the tape T cut by the cutting work unit 40 to the tape attachment surface F of the glass G to attach the tape. To this end, the attachment working portion 50 is composed of a pressing member 51, a drive mechanism 52, in addition to the vacuum module 53 is configured with more.

The pressing member 51 is disposed to face the tape attaching surface F of the glass G with the tape T supplied from the tape supply part 30 interposed therebetween. The pressing member 51 is a block configuration of a long rod shape for pressing the tape T by the drive mechanism 52 to be described later so that the tape T is attached to the tape attaching surface F, and the tape ( The surface for pressurizing T) is processed in front and is configured such that the tape T is firmly adhered to the tape attaching surface F of the glass G.

The drive mechanism 52 is configured to move the pressing member 51 to the tape attaching surface F of the glass G by being combined with the pressing member 51, and mainly applies a pneumatic / hydraulic cylinder or a motor. It can be applied by combining the linear movement mechanism and the like.

Here, the driving mechanism 52 is installed on both sides of the pressing member 51 in order to maintain the equal pressure on both sides when the pressing member 51 is pressed, and at this time, the driving mechanism of one side (right side in the drawing) ( 52 is configured such that the position can be adjusted with respect to the size of the glass G which is installed and supplied to the positioning mechanism 54. In particular, the position adjusting mechanism 54 is applied as a ball screw mechanism, and as the position of one driving mechanism 52 is adjusted, both driving mechanisms 52 are more uniformly pressured relative to the longitudinal direction of the glass G. The pressing member 51 is to be advanced.

The vacuum module 53 is configured to fix the glass G when the tape T is attached to the glass G by the pressing member 51. Such a vacuum module 53 is disposed below the moving line of the glass G so that when the glass G arrives at the working point, the vacuum module 53 absorbs and fixes the glass G. For this purpose, the vacuum module 53 has a suction force. Naturally, it is configured in connection with a configuration of a compressor, a vacuum generator, or the like to generate the pressure.

In an additional configuration, the glass tape applying apparatus according to the present invention, according to the size of the glass (G) as the workpiece as shown in Figure 1, tape supply unit 30, cutting operation unit 40, the attachment operation unit 50 It is further provided with a moving mechanism 60 to move the working position of.

To this end, the moving mechanism 60 is unified by installing the tape supply unit 30, the cutting operation unit 40, the attachment operation unit 50 in a separate installation frame 11, the installation frame 11 is It is configured by installing an LM guide 61 to be movable on the X / Y / Z axis on the frame 10 described above.

In a further additional configuration, the glass tape applying apparatus according to the present invention is a vision inspection unit 70 on the upper portion of the attachment work unit 50 as shown in Figure 6 (each configuration is shown in schematic for convenience of understanding). Is provided so as to detect and inspect whether or not the tape T is normally attached to the tape attaching surface F of the glass G. At this time, whether or not the tape (T) is attached properly, for example, by detecting the length of the blank section of a specific interval on both ends of the attached tape (T) is attached to the tape (T) in the state hitting the glass (G) Will be examined.

To this end, the attachment working portion 50 is configured to be moved up and down on the frame 10, which is, both sides of the attachment working portion 50, the continuous supply module of the tape supply unit 30 described above ( 36) The installation process and the vision inspection process of attaching the tape (T) are performed by connecting to the supply guide (37) during the construction and by using the ball screw configuration of the supply guide (37) to be elevated together with the tape supply unit (30). Can be implemented.

More specifically, referring to FIG. 6, when the glass G is transferred and the tape T attaching process is completed, the tape supply unit 30 and the attachment work unit 50 installed in the supply guide 37 descend to the vision. When the inspection unit 70 faces the tape attaching surface F, the vision inspection unit 70 inspects whether the tape T is normally attached to the tape attaching surface F of the glass G.

Thereafter, the inspection is completed glass (G) is transferred to the post-process and the new glass (G) is transferred to the working point, the tape supply unit 30 and the attachment work unit 50 is raised in the supply guide 37 Again, the process of attaching the tape T is repeated.

In the above configuration, the attachment inspection unit 50 in which the vision inspection unit 70 is installed may be configured to be elevated by a separate cylinder or a lifting device, etc., instead of the supply guide 37, in which case the inspection of the vision inspection unit 70 is performed. Of course, it will be accompanied by a separate control program for lifting the attachment work unit 50, the tape supply unit 30 at the same time.

10: frame
20: glass transfer part
30: tape supply
40: cutting work part
50: attachment work part
60: moving mechanism
70: vision inspection

Claims (11)

In the tape attachment device for preventing the light leakage from the edge of the flat plate member and reflecting the light to the inside of the flat plate member,
A frame 10 providing a space in which each work component is to be installed;
A glass conveying unit 20 for conveying the glass G by installing a conveyor for transporting the glass G to be a work object on one side of the frame 10;
It is installed on one side of the glass conveying part 20 on the frame 10 and disposed to face the tape attaching surface F of the conveyed glass G to supply the tape T laminated with the release paper P. The reel 33 is spaced apart from the supply module 31 together with a supply module 31 having one or more rollers 34 installed thereon to form a supply section of the tape T released from the supply reel 33. Installed on the other side of the attachment work unit 50, one or more rollers 34 are formed on one side to form a recovery section of the release paper P left after the tape T is attached to the glass G. A tape supply part 30 formed as a recovery module 32 provided with a recovery reel 35 for recovering the release paper P which has advanced the recovery section by 34;
It is installed on one side of the tape supply unit 30, the cutter 44 is disposed on the tape (T) side in the traveling section of the tape (T) laminated with the release paper (P) by a specific section on the release paper (P) T) as a cutter module 41 for cutting only, and a removal module 42 installed on one side of the cutter module 41 to remove the tape T of a specific section cut by the cutter module 41. Cutting working portion 40 is provided;
Pressurized on one side of the tape supply unit 30 on the frame 10 and disposed to face the tape attaching surface F of the glass G with the tape T supplied from the tape supply unit 30 interposed therebetween. The tape (T) is attached to the tape (51) and the pressing member (51) by moving the pressing member (51) to the tape attaching surface (F) of the glass (T). Glass G for fixing and holding the glass G when the tape T is attached to the glass G by the driving mechanism 52 and the pressing member 51 which provides a driving force to be attached to the glass. An attachment working unit 50 disposed below the moving line of the vacuum module 53 to absorb and fix the glass G;
Tape attachment device of the glass for display device comprising a.
The method of claim 1,
Tape attachment surface of the glass (G) by the attachment working portion 50 is installed on the upper portion of the attachment working portion 50 in the configuration installed so that the attachment work portion 50 is lifted up and down on the frame (10) When the tape (T) is attached to (F), the attachment working portion 50 is lowered, the vision inspection unit 70 for detecting whether the tape (T) is attached normally; Glass tape attachment device for display device.
The method of claim 1, wherein the glass transfer unit 20
A cleaner module 22 installed on one side of the glass G to which the tape attaching surface F proceeds and spraying compressed air to the tape attaching surface F of the glass G to remove contaminants; Tape attachment device of the glass for display apparatus, characterized in that.
The method of claim 1, wherein the tape supply unit 30
Tape supply apparatus of the glass for a display device, characterized in that the supply module 31 and the recovery module 32 is installed on both sides of the attachment working portion (50).
The method of claim 4, wherein the tape supply unit 30
A plurality of supply modules 31 and a plurality of recovery modules 32 are opposed to each other and disposed on each supply guide 37, the supply guide 37 is coupled to the drive mechanism 52 to drive the drive mechanism The continuous supply module 36 for supplying the supply module 31 and the recovery module 32 which are opposed to each other by the driving of the 52 to the tape attachment working point; Tape attaching device.
delete The method of claim 1, wherein the cutting operation portion 40
And a sensor module 43 installed on one side of the removal module 42 to detect whether the tape T of a specific section is cut and normally removed by the removal module 42. Glass tape attachment device for a display device.
delete According to claim 1, wherein the attachment working portion 50
The driving mechanism 52 is coupled to both sides of the pressing member 51, and coupled to the driving mechanism 52 on one side of the driving mechanism 52 on both sides, the driving mechanism on one side ( 52) a position adjusting mechanism 54 which allows the arrangement position to be adjusted so that the driving mechanism 52 on both sides may advance the pressing member 51 with a uniform driving force. Glass tape attaching device.
delete The method of claim 1,
It further comprises a moving mechanism 60 to move the work position of the tape supply unit 30, the cutting operation unit 40, the attachment operation unit 50 according to the size of the glass (G) that is the work object; A glass tape attachment device for a display device.

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