WO2020122641A1 - Panel joining apparatus - Google Patents

Abstract

A panel joining apparatus, according to the present invention, comprises: a plurality of panel bonding units for bonding a first panel and a second panel; a turntable on which the plurality of panel boding units are mounted; a turntable rotating device; a position adjusting unit disposed below the turntable in a rotational path of the turntable so as to adjust the position of the first panel; and a control device. The panel bonding units each comprise: a panel support which is movably disposed on the turntable and on which the first panel is laid; a panel support connection part connected to the panel support; a panel stand on which the second panel is seated; and a panel transport unit for transporting the panel stand such that one surface of the second panel is bonded to one surface of the first panel. The position adjusting unit comprises: a position adjusting coupling part detachably coupled to the panel support connection part; a position adjusting driving part for providing a force to move the panel support to the panel stand through the position adjusting coupling part; and a position adjusting elevating device for elevating and lowering the position adjusting coupling part.

Description

Panel bonding device

The present invention relates to a panel bonding apparatus, and more particularly, to a panel bonding apparatus capable of automatically joining two panels.

As various digital devices such as mobile phones, smart phones, digital TVs, PCs, laptops, PDAs, and navigation devices are launched, demand for panel products such as flat panel displays and touch panels is increasing.

The flat panel display includes a liquid crystal display (LCD), an organic light emitting diode (OLED), and the like. 2. Description of the Related Art Liquid crystal display devices are widely used as display devices for various digital devices due to features such as light weight, thinness, low power driving, full color, and high resolution.

A liquid crystal display device is manufactured by bonding a polarizing plate and a backlight unit to a liquid crystal display panel that controls light transmittance. Various flat panel display devices including such a liquid crystal display device are manufactured by bonding a panel of various functions such as a transparent film to a flat panel display panel.

The touch panel is an input device installed on a display surface of various flat panel display devices and used to allow a user to select desired information while viewing the display device. Such a touch panel is an essential part of a smartphone, and is manufactured by bonding a transparent conductive electrode panel to a transparent window panel. And it is common that a protective transparent film is attached to the surface of the touch panel.

As such, a method using a transparent adhesive film or a method using an ultraviolet curable solvent is used as a method of attaching panels constituting a panel product such as various flat panel display devices or touch panels.

In order to manufacture a panel product having no defects when manufacturing a panel product, precision is required to uniformly bond the entire panel so that no bubbles are formed between the two panels, and the bonding operation of the panel is performed through an automated device. Currently, a panel bonding device having various structures capable of automatically bonding panels has been developed and used, but research and development to further improve the structure of the panel attachment device has been steadily made.

The present invention has been made in view of the above-mentioned points, and an object of the present invention is to provide a panel attachment device capable of increasing productivity by precisely and quickly joining two panels while reducing manufacturing cost.

The object of the present invention is not limited to the above, other objects not mentioned will be clearly understood by those skilled in the art from the following description.

A panel bonding apparatus according to the present invention for solving the above-described object includes a plurality of panel bonding units for bonding the first panel and the second panel in a state in which one surface is facing each other; A turntable on which the plurality of panel bonding units are mounted; A turntable rotating device which intermittently rotates the turntable to transfer the plurality of panel bonding units mounted on the turntable along a predetermined rotation path; A posture adjustment unit disposed below the turntable during the rotational path to adjust the posture of the first panel placed on the panel bonding unit; And a control device for controlling the plurality of panel bonding units, the turntable rotating device, and the posture adjustment unit, wherein the panel bonding unit is disposed to be movable relative to the turntable on the turntable, and the first 1 A panel base having a panel base that a panel comes into contact with, a panel base connecting portion connected to the panel base, a panel base having a panel mounting portion on which the second panel is mounted, and the second panel mounted on the panel base Includes a panel transfer unit for transferring the panel mount so that one surface of the panel is attached to one surface of the first panel placed on the panel support, the posture adjustment unit, posture detachably coupled to the panel support connection An adjustment coupling part, a posture adjustment driving part providing a force for moving the panel support to the panel support through the posture adjustment coupling part, and the posture adjustment coupling part to be coupled to or separated from the panel support connection part It is provided with a posture adjustment lifting device for providing a moving force for elevating the posture adjustment coupling portion.

The posture adjustment driving unit may provide a moving force for moving the panel support in a first direction parallel to a plane perpendicular to the lifting direction of the posture adjustment coupling unit to the panel support through the posture adjustment coupling unit. 1 posture adjustment coupling and the posture adjustment coupling to move the panel support in a second direction parallel to the plane perpendicular to the lifting direction of the posture coupling portion of the posture adjustment coupling part and crossing the first direction The panel support through the second posture adjustment coupling unit and the rotational force for rotating the panel support around a central axis of rotation parallel to the elevating direction of the posture coupling coupling part. It may include a posture adjustment rotating device provided in.

The panel bonding unit is disposed on the turntable so as to support the lower surface of the panel support, and includes a support frame having a support frame through-hole through which the panel support connection part is inserted, and the posture adjustment unit includes the posture adjustment It is possible to move the panel support to the posture adjustment driving part in a state in which the posture adjustment coupling part is raised with the lifting device to engage the panel support connection and the panel support is spaced apart from the support frame.

The panel support and the support frame may be coupled to each other to be separated from each other through magnetic force, electromagnetic force, electrostatic force, or mechanical coupling force.

The panel pedestal connection portion and the posture adjustment coupling portion may be coupled to each other so as to be separated from each other through magnetic force, electromagnetic force, electrostatic force, or mechanical coupling force.

The panel bonding unit includes a plurality of the panel support, the panel support connection part, and the panel seat, and in the panel bonding apparatus according to the present invention, the posture adjustment unit is positioned at a predetermined position in the rotation path. It may be disposed on the lower side of the turntable so as to be able to connect to each of the plurality of panel stand connections of the stationary panel bonding unit, the posture adjustment unit moving device for moving the posture adjustment unit.

The panel transfer unit is vertically reversed on the turntable in order to invert the second panel placed on the panel mounting table up and down to be attached to one surface of the first panel placed on the panel stand, vertically inverting the panel mounting table. It may include an inverted frame that possibly supports.

The panel bonding unit may include a reversing frame transfer device for moving the reversing frame so as to move the panel rest between a position facing the panel support and a position spaced apart from the panel support.

The panel transfer unit includes an inverted frame coupling portion disposed on the same line as the rotational central axis of the inverted frame, and the panel bonding apparatus according to the present invention is disposed in the rotational path, and the inverted frame coupling portion And a rotational tool having a rotating rotational engagement part and a rotational drive unit providing rotational force to the rotational tool, and a moving force for moving the reversing drive toward the reversing frame or retracting from the reversing frame. It may include a; panel transfer drive unit having a forward and backward device provided to the reverse drive.

The panel bonding apparatus according to the present invention is arranged to be movable up and down on the panel support so that the second panel can be pressed to the panel support side while the first panel and the second panel are joined on the panel support. It may include; a panel pressing member and a panel pressing unit having a panel pressing driving unit for elevating the panel pressing member.

The panel bonding unit includes a panel mount support mechanism disposed on the inverted frame to support the panel mount relative to the inverted frame, wherein the panel press unit is inverted vertically. The second panel may be pressed to the panel stand side by pressing the panel stand to the panel stand side through the panel stand support mechanism while placed on the panel stand.

The panel mount support mechanism includes a support rod coupled to the panel mount and slidably coupled to the reversing frame, and a moving force for returning the panel rest moved relative to the reversing frame to the original state. It may include a return mechanism provided to the seat.

The panel bonding apparatus according to the present invention is disposed in the rotating path, and the sealing cover is disposed to be movable up and down on the turntable so as to cover the panel bonding unit stopped at a predetermined position in the rotating path, and the sealing cover Sealing unit having a closed cover lifting device for lifting the; And a vacuum pressure generator connected to the sealing unit in order to provide vacuum pressure to a space sealed by the sealing cover.

The panel seating portion may be formed of an electrostatic chuck.

The panel support may include a floor member coupled with the support connection portion, and a cushion member disposed between the panel support part and the floor member.

In the panel bonding apparatus according to the present invention, a plurality of panel bonding units on which the first panel and the second panel are placed are sequentially transferred along a rotational path by a turntable, such as panel loading, panel shooting, panel attitude adjustment, panel bonding, panel unloading, etc. By allowing the operation of the continuous operation, two panels can be joined to quickly and efficiently manufacture the panel assembly.

In addition, the panel bonding apparatus according to the present invention is a panel providing a movement force for moving the posture adjustment unit for adjusting the posture of the first panel placed on the panel support, and the second panel placed on the panel mount to the first panel side The transfer driving unit and the sealing unit for sealing the periphery of the panel bonding unit are respectively arranged one at a predetermined position in the rotational path, thereby reducing the number of components and manufacturing cost.

In addition, the panel bonding apparatus according to the present invention, the first panel and the second panel is loaded, the first panel and the second panel are bonded to the panel bonding unit as in the prior art to seal the panel bonding unit is made of a panel assembly. Since it can be sealed as needed by using the sealing unit without having to be disposed in a separate housing, the operation of loading the first panel and the second panel to the panel bonding unit, or the panel made by joining the first panel and the second panel The operation of unloading the assembly can be easily performed. In addition, maintenance work for the panel bonding unit is easy.

The effects of the present invention are not limited to the above, and other effects not mentioned will be clearly understood by those skilled in the art from the following description.

1 is a plan view showing a panel bonding apparatus according to an embodiment of the present invention.

Figure 2 is a front view showing a panel bonding unit provided in the panel bonding apparatus according to an embodiment of the present invention.

3 is a plan view showing a panel bonding unit provided in a panel bonding apparatus according to an embodiment of the present invention.

4 is for explaining the operation of the posture control unit provided in the panel bonding apparatus according to an embodiment of the present invention.

5 is a perspective view showing a part of the panel bonding unit provided in the panel bonding apparatus according to an embodiment of the present invention.

6 is for explaining the operation of the panel transport unit and the panel transport drive unit provided in the panel bonding apparatus according to an embodiment of the present invention.

7 and 8 are for explaining the operation of the sealing unit and the panel pressing unit provided in the panel bonding apparatus according to an embodiment of the present invention.

9 to 13 show various modifications of the panel bonding apparatus according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art to which the present invention pertains can easily practice. The present invention can be implemented in many different forms and is not limited to the embodiments described herein.

In order to clearly describe the present invention, parts irrelevant to the description are omitted, and the same reference numerals are assigned to the same or similar elements throughout the specification.

In addition, in various embodiments, components having the same configuration will be described only in the exemplary embodiment using the same reference numerals, and in other embodiments, only the configuration different from the exemplary embodiment will be described.

Throughout the specification, when a part is said to be “connected” to another part, this includes not only the case of being “directly connected”, but also “indirectly connected” with other members interposed therebetween. In addition, when a part is said to "include" a certain component, this may mean that other components are not included, but other components are not excluded unless specifically stated to the contrary.

As shown in the drawings, the panel bonding apparatus 10 according to an embodiment of the present invention includes a turntable 11, a plurality of panel bonding units 14, a vision device 48, and a posture adjustment unit 52 ), a panel transfer driving unit 60, a sealing unit 68, a vacuum pressure generating device 74, a panel pressing unit 76, and a control device 80. The panel bonding apparatus 10 according to the present exemplary embodiment can precisely and quickly bond two panels P1 and P2 to each other to form a panel assembly. One of the two panels P1 and P2 may be loaded onto the plurality of panel bonding units 14 with an adhesive material applied or attached, and the panel bonding unit 14 may include panels P1. (P2) can be cemented.

The first panel (P1) and the second panel (P2) to which the panel bonding apparatus 10 according to the present invention is bonded may be a variety of flat panels, curved panels, hard panels, flexible panels, various films, etc. .

Various devices constituting the panel bonding apparatus 10 according to this embodiment and the overall operation of the panel bonding apparatus 10 are controlled by the control unit 80. The control device 80 rotates the turntable 11 intermittently to transfer the panel bonding unit 14 loaded with the first panel P1 and the second panel P2 along the predetermined rotation path C. At this time, a plurality of working areas Z1 to Z4 in which the panel bonding unit 14 stops is provided in the rotation path C, while the panel bonding unit 14 sequentially passes through the plurality of working areas Z1 to Z4. Panel loading, panel shooting, panel posture adjustment, panel bonding, panel unloading, and the like may be continuously performed.

The turntable 11 is placed parallel to the ground, and rotates around a central axis of rotation perpendicular to the ground. The turntable 11 may be rotated by the turntable rotator 12 to transport the plurality of panel bonding units 14 along the rotation path C to sequentially pass through the plurality of working areas Z1 to Z4. On the turntable 11, four panel bonding units 14 are spaced apart along the rotation path C at approximately 90 degree intervals. The turntable rotating device 12 is controlled by the control device 80 and intermittently rotates the turntable 11 by 90 degrees, so that the four panel bonding units 14 can be sequentially positioned in each working area Z1 to Z4. have.

In the first working area Z1, a loading operation in which the first panel P1 and the second panel P2 are loaded on the panel bonding unit 14 may be performed. At this time, the operation of loading the first panel P1 or the second panel P2 to the panel bonding unit 14 may be performed manually by an operator or automatically by a loading device.

In the second working area Z2, the vision device 48 photographs the first panel P1 and the second panel P2 and transmits the signals to the control device 80. The vision device 48 may detect the posture of the panels P1 and P2 by photographing the panels P1 and P2. The vision device 48 photographs the second panel unit 50 photographing the second panel P2 loaded on the panel mount 30 and the first panel P1 loaded on the panel support 20. It may include a first photographing unit 49 for. In addition to the structure including the two photographing units 49 and 50, the vision device 48 photographs the first panel P1 and the second panel P2 to image the panels P1 and P2. And various other structures capable of transmitting the detection signal to the control device 80.

In the second working area Z2, the vision device 48 photographs the first panel P1 and the second panel P2, thereby performing a posture detection operation on the first panel P1 and the second panel P2. After the posture detection operation, the posture adjustment to adjust the posture of at least one of the first panel P1 and the second panel P2 so that the first panel P1 and the second panel P2 can be accurately joined Operation can be performed.

The posture adjustment operation may be performed by the posture adjustment unit 52 disposed in the second work area Z2. Of course, the posture adjustment unit 52, in addition to the second working area Z2, rotates the path so that the posture of the first panel P1 can be adjusted before the first panel P1 and the second panel P2 are joined. C) can be placed at various locations on the phase.

In this embodiment, for example, only the posture of the first panel P1 is adjusted by the posture adjusting unit 52, but only the posture of the second panel P2 is adjusted, or the first panel P1 and the It is also possible to adjust the posture for both panels P2. The detailed posture adjustment operation method by the posture adjustment unit 52 will be described later.

In addition, a panel transfer driving unit 60 is installed in the second working area Z2 to move the inverting frame 41 that supports the panel mount 30 on which the second panel P2 is placed upside down so as to be inverted. , Under the action of the panel transport drive unit 60, the first panel P1 and the second panel P2 may be joined or temporarily joined.

In the third working area Z3, a panel bonding operation is performed in which the first panel P1 and the second panel P2 are joined. In the third working area Z3, the panel pressing unit 76 operates in a state in which the sealing unit 68 seals the panel bonding unit 14 to compress the first panel P1 and the second panel P2. I can do it. The panel assembly formed by bonding the first panel P1 and the second panel P2 in the third working area Z3 may be unloaded in the fourth working area Z4.

The panel transport driving unit 60 is installed in the fourth working area Z4, and the panel transport driving unit 60 in the fourth working area Z4 reverses the inversion frame 41 to unload the panel assembly. This can be done. The unloading operation may be performed manually by an operator, or may be automatically performed by an unloading device.

In this embodiment, the number of installations of the panel bonding unit 14 installed on the turntable 11, the number of arrangement intervals, the number of work areas provided in the rotation path C, or the arrangement interval can be variously changed. In addition, the work performed in each work area may be variously changed or added as needed. For example, a loading operation and an unloading operation may be performed in the first working area Z1.

Hereinafter, the components constituting the panel bonding apparatus 10 according to an embodiment of the present invention will be described in detail.

The panel bonding unit 14 includes a base frame 16 fixedly installed on the turntable 11, a support frame 17 disposed on the base frame 16, and a support frame for placing the first panel P1 ( 17) The panel stand 20 disposed above, the panel stand connecting portion 25 connected to the panel stand 20, the panel mount 30 on which the second panel P2 is placed, and the panel mount 30 It includes a panel transfer unit 40 for moving the. The panel bonding unit 14 may bond the first panel P1 placed on the panel stand 20 and the second panel P2 placed on the panel mounting table 30.

The base frame 16 is disposed on the turntable 11 to support the panel bonding unit 14. The base frame 16 is provided with a base frame through hole 16a, and the base frame through hole 16a is connected to a turn table through hole 11a provided in the turntable 11. Through the turntable through hole 11a and the base frame through hole 16a, the panel pedestal connecting portion 25 may be disposed to penetrate the turntable 11 and the base frame 16 vertically.

The support frame 17 is disposed on the base frame 16 to support the panel stand 20. The support frame 17 includes a plurality of support pillars 18 that are fixed to the base frame 16 and a support 19 that is supported by the plurality of support pillars 18 so as to be in contact with the panel pedestal 20. . The holder 19 can support the panel support 20 approximately horizontally with respect to the ground by contacting the lower surface of the panel support 20 with its upper surface. The support frame through-hole 17a is provided in the middle of the fixture 19. The panel pedestal connection portion 25 may be connected to the panel pedestal 20 through the support frame through hole 17a.

The panel stand 20 is disposed on the support frame 17 so that the first panel P1 can be placed. The panel support 20 includes a panel support 21 on which the first panel P1 is placed, a bottom member 22 disposed under the panel support 21 so as to be in contact with the fixture 19, and the panel support It includes a cushion member 23 disposed between the portion 21 and the bottom member 22. The panel support portion 21 may take a structure capable of immobilizing the first panel P1 placed thereon.

For example, the panel support portion 21 is made of a structure having an adsorption hole to adsorb the first panel P1 under vacuum, or an electrostatic chuck structure capable of fixing the first panel P1 with electrostatic force. Can be. When the panel support portion 21 is made of an adsorption structure, vacuum pressure is provided to the adsorption hole when the first panel P1 is placed on the panel support portion 21, and the first panel P1 or the first panel P1 ) And when the panel assembly in which the second panel P2 is bonded is unloaded, the vacuum pressure supply to the adsorption hole may be stopped. When the panel support portion 21 is made of an electrostatic chuck structure, when the first panel P1 is placed on the panel support portion 21, a predetermined current is applied to the panel support portion 21, so that the first panel P1 is It can be fixed to the panel support 21 by the electrostatic force. That is, when a current is applied to the panel support portion 21, a potential difference occurs between the panel support portion 21 and the first panel P1, and a dielectric polarization phenomenon occurs due to the potential difference, and the panel support portion 21 and Electric charges having different polarities are charged to the first panel P1, thereby generating an electrostatic force capable of fixing the first panel P1. When unloading the panel assembly in which the first panel P1 or the first panel P1 and the second panel P2 are bonded, the unloading operation can be smoothly performed by stopping the current supply to the panel support 21. have.

The bottom member 22 may be detachably coupled to the support frame 17. That is, when the posture adjustment unit 52 moves the panel stand 20 to adjust the posture of the first panel P1 placed on the panel stand 20, the floor member 22 is separated from the support frame 17 The panel support 20 can be smoothly moved by the posture adjustment unit 52. And after the posture of the panel stand 20 is adjusted, the bottom member 22 is coupled to the support frame 17 so that the first panel P1 placed on the panel stand 20 is stably adjusted. You can keep it.

The bottom member 22 may be detachably coupled to the support frame 17 by magnetic force, electromagnetic force or electrostatic force. To this end, at least one of the floor member 22 and the holder 19 may be formed of a magnet, electromagnet, or electrostatic chuck structure. In addition to this, it is also possible that the bottom member 22 and the holder 19 are separably coupled to each other by a mechanical coupling force through a mechanical coupling structure.

The cushion member 23 is made of an elastically deformable material. In the cushion member 23, the second panel P2 is pressed toward the first panel P1 while the second panel P2 is superimposed on the first panel P1, so that the first panel P1 and the second panel (P2) cushions the impact in the process of bonding, and allows the uniform pressing force to act on the premise of the first panel (P1) and the second panel (P2).

The specific structure of the panel pedestal 20 or the support frame 17 supporting the panel pedestal 20 is not limited to that shown and may be variously changed.

The panel pedestal connection portion 25 is coupled to the panel pedestal 20 to serve to connect the panel pedestal 20 and the posture adjustment unit 52. The panel pedestal connection portion 25 includes a connection column 26 and a connection coupling portion 27. The connecting column 26 vertically penetrates the turntable 11 and the base frame 16 and the support frame 17 through the turntable through hole 11a, the base frame through hole 16a, and the support frame through hole 17a. The upper end is coupled to the bottom member 22 of the panel support 20. The cross section of the connecting column 26 is smaller than the width of the turntable through hole 11a, the base frame through hole 16a, and the support frame through hole 17a. Accordingly, the connecting column 26 can move in the transverse direction, that is, parallel to the ground, in the turntable through hole 11a, the base frame through hole 16a, and the support frame through hole 17a. The connecting coupling portion 27 is coupled to the lower end of the connecting pillar 26, and is formed in an extended width than the width of the connecting pillar 26. The connecting coupling portion 27 may be detachably coupled to the posture adjustment unit 52.

A sealing tube 28 is disposed between the connecting coupling portion 27 and the base frame 16. The sealing tube 28 surrounds the base frame through hole 16a and serves to block the flow of air through the base frame through hole 16a. In the process of joining the first panel P1 and the second panel P2, when the sealing unit 68 covers the base frame 16 to create a closed space and provides vacuum pressure to the closed space, the base frame penetrates When air enters the closed space through the hole 16a, it is difficult to make the closed space in a vacuum state, so the closed space can be made airtight using the closed tube 28. The sealing tube 28 may be installed in various structures that can be deformed when the panel pedestal connection 25 moves.

The panel seating table 30 includes a panel seating part 31 on which the second panel P2 is placed, and a bottom member 32 disposed under the panel seating part 31. The panel support portion 21 may have a structure capable of fixing the second panel P2 placed thereon without movement.

For example, the panel seating portion 31 is made of a structure having an adsorption hole to adsorb the second panel P2 under vacuum, or an electrostatic chuck structure capable of fixing the second panel P2 with electrostatic force. Can be. When the panel seating portion 31 is made of an adsorption structure, when the second panel P2 is placed on the panel seating portion 31, vacuum pressure is provided to the adsorption hole, and the second panel P2 is the panel seating portion 31 ), the vacuum pressure supply to the adsorption hole may be stopped. When the panel seat 31 is made of an electrostatic chuck structure, when the second panel P2 is placed on the panel seat 31, a predetermined current is applied to the panel seat 31 so that the second panel P2 is It can be fixed to the panel seat 31 by the electrostatic force. In addition, since the current supply to the panel seating portion 31 is stopped, the second panel P2 may be smoothly separated from the panel seating portion 31.

The panel seat 30 is coupled to the inverted frame 41 of the panel transfer unit 40 through the panel seat support mechanism 34. The panel mount support mechanism 34 is disposed on the inversion frame 41 to support the panel mount 30 in a relative movement relative to the inversion frame 41. The panel seat support mechanism 34 is coupled to the bottom member 32 and a plurality of support rods 35 and a plurality of support rods (35) coupled to the inversion frame 41 so as to be movable relative to the inversion frame 41. 35) and a return mechanism (37) for providing a moving force for returning the panel seat (30) moved relative to the reversing frame (41). The plurality of support rods 35 are inserted into the inversion frame through-holes 41a provided in the inversion frame 41 and slideable relative to the inversion frame 41.

The return mechanism 37 provides a moving force in the direction of approaching the inverted frame 41, the panel seat 30 moved in a direction spaced from the inverted frame 41, such as a spring structure as illustrated, or a cylinder. You can take a variety of structures that you can. In addition, the panel mount support mechanism 34 may take a variety of other structures capable of relatively supporting the panel mount 30 to the reversing frame 41 in addition to the illustrated structure.

The panel mount 30 is moved by the panel transfer unit 40, and the second panel P2 placed on the panel mount 30 is placed on the panel support 20 according to the movement of the panel mount 30. It may be superimposed on the first panel P1. Before the first panel P1 and the second panel P2 are overlapped, an adhesive or adhesive film may be applied or laminated to at least one surface of at least one of the first panel P1 and the second panel P2. When the second panel P2 is superimposed on the first panel P1, one surface of the first panel P1 and one surface of the second panel P2 may be bonded to each other by an adhesive or an adhesive film. The panel mount 30 is supported by the panel mount support mechanism 34 so as to be movable relative to the inverted frame 41 of the panel transfer unit 40.

The panel transfer unit 40 includes an inverted frame 41 that supports the panel mount 30 invertable up and down. An inversion rotation shaft 43 is provided at one side of the inversion frame 41, and the inversion rotation shaft 43 is rotatably supported by a support 44 coupled to the turntable 11. The inverted rotating shaft 43 is disposed in a vertical direction with respect to the lifting direction of the panel pedestal connection portion 25, and the inverted frame 41 can rotate using the inverted rotating shaft 43 as a rotation central axis. A rotating clutch 45 is disposed between the reverse rotation shaft 43 and the support 44. The rotating clutch 45 rotatably supports the inverted rotating shaft 43, but maintains the angle in which the inverted frame 41 is rotated by the panel transfer drive unit 60 to be described later by suppressing the rotation of the inverted rotating shaft 43. Make it possible. The rotating clutch 45 is capable of rotatably supporting the reverse rotation shaft 43 so that the reverse rotation shaft 43 can be rotated by the panel transfer drive unit 60 without being rotated by the weight of the reverse frame 41. It can be made in various structures.

5 to 7, the inverted frame 41 is rotated around the inverted rotating shaft 43 so that the panel mount 30 is inverted up and down and can be moved over the panel support 20. At this time, the second panel P2 placed on the panel mounting table 30 is upside down and can be joined to the first panel P1 placed on the panel stand 20.

An inverted frame coupling part 46 is connected to the inverted rotating shaft 43. The inverted frame coupling part 46 is disposed on the same line as the central axis of rotation of the inverted frame 41 and protrudes outward from one side of the support 44.

The posture adjustment unit 52 may adjust the posture of the first panel P1 placed on the panel support 20 by moving the panel support 20 through the panel support connection portion 25. The posture adjustment unit 52 includes a posture adjustment coupling unit 53, a posture adjustment driving unit 54, and a posture adjustment lifting device 58.

The posture adjustment coupling part 53 is detachably coupled with the connection coupling part 27 of the panel pedestal connection part 25. That is, the posture adjustment coupling unit 53 is raised by the posture adjustment lifting device 58 to contact the connection coupling unit 27 so that the posture adjustment coupling unit 53 and the connection coupling unit 27 are connected to enable power transmission. When the posture adjustment coupling portion 53 is lowered by the posture adjustment lifting device 58, the posture adjustment coupling portion 53 may be separated from the connection coupling portion 27. The posture adjustment coupling portion 53 may be coupled to the coupling coupling portion 27 through magnetic force, electromagnetic force, or electrostatic force. To this end, at least one of the posture adjustment coupling portion 53 and the connection coupling portion 27 may be formed of a magnet, an electromagnet, or an electrostatic chuck structure. In addition to this, the posture adjustment coupling portion 53 and the connection coupling portion 27 may be coupled to each other so as to be separated by a mechanical coupling force through a mechanical coupling structure.

The posture adjustment driving unit 54 provides a force for moving the panel support 20 to the panel support 20 through the posture adjustment coupling part 53. The posture adjustment driving unit 54 includes a first posture adjustment movement device 55, a second posture adjustment movement device 56, and a posture adjustment rotation device 57. The first posture adjustment moving device 55 moves the moving force for moving the panel support 20 in a first direction parallel to a plane perpendicular to the lifting direction of the posture adjustment coupling part 53. ) To the panel support 20. The second posture adjustment moving device 56 moves the moving force for moving the panel support 20 in a second direction parallel to a plane perpendicular to the elevation direction of the posture adjustment coupling part 53 and crossing the first direction. It is provided to the panel support 20 through the posture adjustment coupling part 53. The posture adjustment rotator 57 rotates the panel support 20 through the posture adjustment coupling 53 to rotate the rotational force for rotating the panel support 20 around the center of rotation parallel to the elevating direction of the posture adjustment coupling 53. ).

The posture adjustment lifting device 58 provides a movement force for elevating the posture adjustment coupling part 53 so that the posture adjustment coupling part 53 can be coupled to or separated from the panel support connection part 25. The height at which the posture adjustment elevating device 58 raises the posture adjustment coupling part 53 is higher than the height at which the posture adjustment coupling part 53 comes into contact with the connection coupling part 27. That is, the posture adjustment lifting device 58, as shown in FIG. 4, further increases the posture adjustment coupling part 53 in a state where the posture adjustment coupling part 53 is in contact with the connection coupling part 27, thereby increasing the panel support ( 20) can be spaced apart from the support frame (17).

The posture adjustment unit 52 is the first working area (P1) before the second working area (Z2), or the first panel (P1) and the second panel (P2) of the rotation path (C) of the turntable (11) are joined. ) Is arranged at a suitable position on the rotation path (C) to adjust the posture, the first panel (P1) placed on the panel support (20) by moving the panel support (20) of the panel bonding unit (14) suspended thereon You can adjust your posture. The posture adjustment unit 52 is controlled by the control device 80. The control device 80 receives the detection signal from the vision device 48 to detect the posture of the first panel P1 and the second panel P2 loaded on the panel bonding unit 14, and the first panel P1 ) And the posture adjustment unit 52 is controlled to match the posture of the second panel P2.

That is, the control device 80 determines whether the posture adjustment of the first panel P1 is necessary according to the detection signal of the vision device 48, and when the posture adjustment of the first panel P1 is required, the posture adjustment unit 52 Operate it. The control device 80 first raises the posture adjustment coupling part 53 with the posture adjustment elevating device 58 to couple the posture adjustment coupling part 53 to the connection coupling part 27 and supports the panel support 20. It is spaced from the frame 17. Then, the first posture adjustment moving device 55, the second posture adjustment moving device 56, and the posture adjustment rotation device 57 are operated. At this time, by connecting and rotating the front and rear left and right in the turntable through hole (11a), the base frame through hole (16a) and the support frame through hole (17a), the connecting column (26) of the panel support connection portion (25), the panel support ( The posture of the first panel P1 placed on the 20) may be adjusted according to the posture of the second panel P2 placed on the panel seat 30.

The specific structure of the posture adjustment unit 52 is not limited to that shown, and may be variously changed. For example, in the drawing, the first posture adjustment moving device 55 is coupled to the posture adjustment lifting device 58, and the second posture adjustment moving device 56 is provided on the first posture adjustment moving device 55, Although the posture rotation device 57 is disposed on the second posture adjustment movement device 56 to be coupled with the posture adjustment coupling part 53, the first posture adjustment movement device 55 and the second posture adjustment movement The arrangement structure of the device 56 and the posture adjustment rotating device 57 may be variously changed.

The panel transport drive unit 60 is disposed in the second working area Z2 and the fourth working area Z4 in the rotation path C, and the panels are respectively in the second working area Z2 and the fourth working area Z4. Rotational force is provided to the inverted frame 41 of the cementation unit 14. The panel transport driving unit 60 includes an inversion driving device 61 that provides a rotational force to the inversion frame 41 and a forward and backward movement device 65 that advances and retreats the inversion driving device 61. The reversing drive device 61 includes a rotation tool 62 that is detachably coupled to the reversing frame coupling part 46 of the panel transfer unit 40 and a rotation drive part 64 that provides rotational force to the rotation tool 62. To be equipped. The rotating tool 62 is provided with a rotating coupling portion 63 that meshes with the inverted frame coupling portion 46. The rotating coupling part 63 is formed in a groove shape in which the inverted frame coupling part 46 can be detachably inserted. The advancing/removing device 79 is coupled to a support 80 disposed on the outside of the turntable 11, and the panel is adhered to the inverting drive device 61 in the second working area Z3 and the fourth working area Z4, respectively. A moving force for advancing toward the unit 14 or retracting from the panel bonding unit 14 may be provided to the inverting driving device 61.

When the advancing/retracting device 65 advances the inverting driving device 61 toward the panel bonding unit 14, the rotating coupling unit 63 of the rotating tool 62 and the inverted frame coupling unit 46 of the panel bonding unit 14 Interlocked. In this state, when the rotation driving unit 64 operates to rotate the rotation tool 62, the inversion frame 41 rotates approximately 180 degrees. By the action of the panel transport drive unit 60, the inverted frame 41 rotates approximately 180 degrees in the clockwise or counterclockwise direction, so that the panel mount 30 is transported over the panel support 20, or the panel mount ( 30) can return to the original position where the second panel (P2) can be loaded.

The specific structure of the panel transfer driving unit 60 that provides a rotational force to the inverting frame 41 is not limited to that shown, but can be variously changed. For example, in the drawing, the inverted frame coupling portion 46 of the panel transfer unit 40 is formed in a protrusion shape in a prism shape, and the rotation coupling portion 63 of the panel transfer drive unit 60 has an inverted frame coupling portion ( 46) is shown as having a groove shape into which the insertion can be made, but the inverted frame coupling portion may be formed in a groove shape, and the rotating coupling portion may be formed in a protrusion shape. In addition, the panel transport drive unit 60 is detachably connected to the inverted frame 41 of the panel bonding unit 14 stopped at a predetermined position, and rotates the inverted frame 41, and then from the inverted frame 41 It can be modified to various other structures that can be separated. In addition, the panel transport driving unit 60 may be disposed at various positions that require rotation of the inverted frame 41 other than the second working area Z2 or the fourth working area Z4 on the rotation path C.

The sealing unit 68 is disposed in the third working area Z3 of the rotation path C. The sealing unit 68 includes a sealing cover 69 disposed to be movable up and down on the turntable 11 so as to cover at least a portion of the panel bonding unit 14 suspended in the third working area Z3, and the sealing cover It includes a closed cover lifting device 71 for elevating (69). The sealing cover lifting device 71 is installed on the outside of the turntable 11 to provide vertical movement force to the sealing cover 69. When the sealing cover lifting device 71 lowers the sealing cover 69 to the turntable 11 side, the two panels P1 and P2 are overlapped while the end of the sealing cover 69 contacts the base frame 16. The space around the placed panel support 20 can be sealed by the sealing cover 69.

A vacuum tube 72 connected to the vacuum pressure generator 74 is coupled to the sealing cover 69. The vacuum pressure generator 74 operates in a state in which the sealing cover 69 descends toward the turntable 11 to seal the space around the panel support 20, and the inside of the sealing cover 69 through the vacuum tube 72 is operated. By providing a vacuum pressure to the space, the space around the panel pedestal 20 can be made into a vacuum state.

The panel pressing unit 76 operates in a state in which the space around the panel support 20 is sealed by the sealing unit 68, thereby compressing the overlapping first panel P1 and second panel P2, thereby A panel assembly in which the first panel P1 and the second panel P2 are joined is made. In this way, the first panel P1 and the second panel P2 are joined in a vacuum atmosphere created by the sealing unit 68, thereby making the first panel P1 and the second panel P2 more uniform. And can be firmly joined.

The panel pressing unit 76 is installed on the sealing cover 69 so as to compress the first panel P1 and the second panel P2 superimposed on the panel support 20. The panel pressing unit 76 includes a panel pressing member 77 and a panel pressing driving unit 78. The panel pressing driving unit 78 is coupled to the sealing cover 69 to provide vertical movement force to the panel pressing member 77. The panel pressing member 77 is moved by the panel pressing driving unit 78 to press the first panel P1 and the overlapped second panel P2 on the panel support 20 toward the panel support 20.

That is, as shown in Figure 8, the panel pressing unit 76, the panel mounting table 30 is inverted up and down and placed on the panel support 20, the panel pressing member 77, the panel mounting table support mechanism 34 By providing the pressing force to the panel mounting table 30 by pressing, the first panel P1 and the second panel P2 superimposed on the panel support 20 can be compressed.

After the first panel P1 and the second panel P2 are joined by the action of the panel pressing unit 76 to form the panel assembly, the sealed cover 69 rises to its original position, and the inverted frame 41 returns to its original shape. Will return. In addition, in the fourth working area Z4, the panel assembly may be unloaded from the panel bonding unit 14.

As described above, the panel bonding apparatus 10 according to an embodiment of the present invention includes a plurality of panel bonding units 14 on which the first panel P1 and the second panel P2 are placed by the turntable 11. Panels are joined by joining two panels (P1) and (P2) by allowing operations such as panel loading, panel shooting, panel posture adjustment, panel bonding, and panel unloading to be continuously performed while being sequentially moved along the rotation path (C). The assembly can be produced efficiently.

Meanwhile, FIGS. 9 to 13 show various modifications of the panel bonding apparatus according to the present invention.

First, in the panel bonding apparatus shown in FIGS. 9 to 11, the panel bonding unit 82 has a structure capable of simultaneously bonding the plurality of first panels P1 and the plurality of second panels P2. The panel attaching unit 82 includes a panel support 20, a support frame 17, a panel support connection 25, a panel support 30, a panel support support 34, and a panel pressing unit A plurality of 76 are provided, respectively. When the inverted frame 41 rotates while the first panel P1 is placed on the plurality of panel supports 20 and the second panel P2 is placed on the plurality of panel mounts 30, the plurality of first panels P1 are rotated. The panel P1 and the plurality of second panels P2 may be simultaneously bonded.

One posture adjustment unit 52 is disposed, and one posture adjustment unit 52 moves the plurality of panel supports 20 in turn to adjust the posture of the first panel P1 placed on each panel support 20 to each. It can be adjusted according to the posture of the corresponding second panel (P2). To this end, the posture adjustment unit 52 may move between the plurality of panel supports 20, and the vision device 48 may take a number of images corresponding to the plurality of panel supports 20 and the plurality of panel mounts 30. It may contain wealth.

The posture adjustment unit 52 may be moved by the posture adjustment unit transfer device 84. The posture adjustment unit transfer device 84 is disposed on the lower side of the turntable 11 so that one posture adjustment unit 52 can be connected to the plurality of panel pedestal connections 25 one by one to move the posture adjustment unit 52. have. The posture adjustment unit transport device 84 includes a guide rail 85 in which the posture adjustment unit 52 is movably disposed, and a posture adjustment unit transport drive unit 86 that provides a movement force to the posture adjustment unit 52. do. The posture adjustment unit transfer driving unit 86 may take various structures that provide a movement force to the posture adjustment unit 52 so that the posture adjustment unit 52 can move.

For example, if posture adjustment is required for both of the first panels P1 placed on the two panel supports 20, the posture adjustment unit 52 is connected to one panel support 20 and the posture is adjusted. After adjusting the, it is possible to adjust the posture of the other panel support 20 by moving toward the other panel support 20 by the posture adjustment unit transfer device (84). In addition, when the posture adjustment of one of the first panels P1 among the plurality of first panels P1 is necessary, the posture adjustment unit 52 may be configured by the posture adjustment unit transfer device 84 to enable the corresponding first panel P1. The panel support 20 may be moved by moving the panel support 20 placed downward.

The panel joining apparatus can simultaneously join the plurality of first panels P1 and the second panels P2 by moving the plurality of panel supports 20 with only one posture adjustment unit 52. Therefore, it is possible to reduce the number of parts and lower the production cost in preparation for the production yield.

12 and 13, the structure of the panel bonding unit 88 is partially modified compared to the panel bonding apparatus shown in FIGS. 9 to 11. That is, the panel bonding unit 88 includes a reversing frame transfer device 92 capable of moving the reversing frame 41 supporting the plurality of panel seats 30. The inverted frame conveying device 92 includes a guide rail 93 in which the support 44 to which the inverted frame 41 is coupled is movably disposed, and an inverted frame transport driver 94 that provides a moving force to the support 44 It includes. The inverted frame transfer driving unit 94 may take various structures to provide a moving force to the support 44 so as to move the support 44. The reversing frame conveying device 92 may move the reversing frame 41 to move the panel rest 30 between a position facing the panel support 20 and a position spaced apart from the panel support 20.

The panel bonding unit 88 supports the panel seat 30 by moving the panel seat 30 to the panel stand 20 or moving away from the panel stand 20 with the inverted frame transfer device 92. It is possible to make the length of the inverted frame 41 relatively short. In addition, since the turning radius of the panel mounting table 30 can be reduced when inverted, the risk of the second panel P2 placed on the panel mounting table 30 moving relative to the panel mounting table 30 can be reduced.

The present invention has been described as a preferred example, but the scope of the present invention is not limited to the form described and illustrated above.

For example, in the drawing, the panel transport driving unit 60 is disposed in the second working area Z2 and the fourth working area Z4, and the sealing unit 68 is disposed in the third working area Z3, respectively. Although it is shown, the installation position or the number of installations of the panel transport driving unit 60 and the sealing unit 68 can be variously changed.

In addition, in the drawing, the panel seating table 30 is shown to be attached to the second panel P2 on the first panel P1 by inverting up and down by an inverting frame 41 that rotates so as to invert vertically. The panel transfer unit 40 moving the 30 may be changed to various other structures capable of moving the panel mount 30 toward the panel stand 20 in addition to the structure of rotating the panel mount 30 inverted.

In addition, the drawing shows that the base frame 16 is disposed on the turntable 11 and the support frame 17 is disposed on the base frame 16 so that the panel support 20 is supported by the support frame 17. However, the base frame 16 or the support frame 17 may be omitted. In this case, the panel support 20 may be installed to contact the base frame 16 or the turntable 11.

In addition, in the drawing, the panel pressurizing unit 76 is installed on the sealing cover 69 to show that the first panel P1 and the second panel P2 are pressed at the installation position of the sealing unit 68, but the panel is shown. The pressing unit 76 may be installed separately from the sealing unit 68.

In addition, in the drawing, the panel pressing unit 76 presses the panel holder support mechanism 34 in a state where the panel holder 30 is inverted up and down and placed on the panel stand 20 to provide a pressing force to the panel holder 30. However, the panel pressing unit may take a structure of directly pressing the second panel P2 while the first panel P1 and the second panel P2 are superimposed on the panel support 20.

So far, the present invention has been shown and described with reference to preferred embodiments for illustrating the principles of the present invention, but the present invention is not limited to the configuration and operation as described and described as such. Rather, it will be understood by those skilled in the art to which the present invention pertains that many changes and modifications to the present invention are possible without departing from the spirit and scope of the appended claims.

Claims (15)

1. A plurality of panel bonding units for bonding the first panel and the second panel with their respective surfaces facing each other;

   A turntable on which the plurality of panel bonding units are mounted;

   A turntable rotating device which intermittently rotates the turntable to transfer the plurality of panel bonding units mounted on the turntable along a predetermined rotation path;

   A posture adjustment unit disposed below the turntable during the rotational path to adjust the posture of the first panel placed on the panel bonding unit; And

   Includes; the plurality of panel bonding unit, the turntable rotating device, and a control device for controlling the posture adjustment unit;

   The panel bonding unit,

   A panel support disposed on the turntable so as to be movable relative to the turntable, and having a panel support that the first panel contacts;

   A panel stand connection part connected to the panel stand,

   A panel seat having a panel seat on which the second panel is seated;

   And a panel transfer unit for transferring the panel seat so that one surface of the second panel seated on the panel seat can be joined to one surface of the first panel placed on the panel stand,

   The posture adjustment unit,

   A posture adjustment coupling part detachably coupled to the panel support connection part,

   A posture adjustment driving part that provides a force for moving the panel support to the panel support through the posture adjustment coupling part;

   A panel joining device comprising a posture adjustment elevating device that provides a movement force for elevating the posture adjustment coupling part so that the posture adjustment coupling part is coupled to or separated from the panel support connection part. .
2. According to claim 1,

   The posture adjustment driving unit,

   A first posture adjustment moving device for providing a moving force for moving the panel support in a first direction parallel to a plane perpendicular to the lifting direction of the posture adjustment coupling part to the panel support through the posture adjustment coupling part; ,

   Providing a moving force for moving the panel support in a second direction parallel to a plane perpendicular to the lifting direction of the posture adjustment coupling part and crossing the first direction to the panel support through the posture adjustment coupling A second posture adjustment movement device,

   A panel comprising a posture adjustment rotating device that provides a rotational force for rotating the panel support around a center of rotation parallel to the lifting direction of the posture adjustment coupling part to the panel support through the posture adjustment coupling part. Bonding device.
3. According to claim 1,

   The panel bonding unit,

   It is disposed on the turntable to support the lower surface of the panel support, and includes a support frame having a support frame through hole into which the panel support connection is inserted,

   The posture adjustment unit,

   A panel joining apparatus, characterized in that, by raising the posture adjustment coupling part with the posture adjustment lifting device, the panel support is moved to the posture adjustment driving part in a state where it is coupled with the panel support connection part and the panel support is spaced apart from the support frame.
4. According to claim 3,

   The panel support and the support frame is a panel bonding device, characterized in that the magnetic force, electromagnetic force, electrostatic force or mechanical coupling force to be separated from each other.
5. According to claim 1,

   The panel support connection portion and the posture adjustment coupling portion is a magnetic field, electromagnetic force, electrostatic force or mechanical bonding force, characterized in that the panel is detachably coupled to each other.
6. According to claim 1,

   The panel bonding unit is provided with a plurality of each of the panel support, the panel support connection, and the panel seat,

   A posture adjustment unit moving device disposed at the lower side of the turntable to move the posture adjustment unit so that the posture adjustment unit can be connected to a plurality of panel support connecting portions of the panel cementation unit stopped at a predetermined position in the rotation path; Panel bonding device comprising a.
7. According to claim 1,

   The panel transfer unit,

   An inverted frame rotatably disposed on the turntable to vertically invert the second panel placed on the panel rest to attach to one surface of the first panel placed on the panel stand, and inverted frame to support the panel mount inverted up and down. Panel bonding apparatus comprising a.
8. The method of claim 7,

   The panel bonding unit,

   And a reversing frame transfer device for moving the reversing frame so that the panel rest can be moved between a position facing the panel support and a position spaced apart from the panel support.
9. The method of claim 7,

   The panel transfer unit includes an inverted frame coupling part disposed on the same line as the rotation center axis of the inverted frame,

   A reversing drive device disposed in the rotational path and having a revolving tool having a revolving coupling part engaged with the reversing frame coupling part and a revolving drive part providing rotational force to the revolving tool, and advancing the reversing drive device to the reversing frame side And a panel transfer drive unit having a forward/backward device that provides a movement force for making or retreating from the reverse frame to the reverse drive device.
10. The method of claim 7,

    The panel pressing member and the panel pressing member which are arranged to be movable up and down on the panel stand so as to press the second panel toward the panel stand while the first panel and the second panel are joined on the panel stand. Panel bonding device comprising a; panel pressing unit having a panel pressing driving unit for lifting.
11. The method of claim 10,

    The panel bonding unit includes a panel mount support mechanism that is disposed on the inverted frame and supports the panel mount so as to be movable relative to the inverted frame.

    The panel pressurizing unit presses the panel mount to the panel stand side through the panel mount support mechanism while the panel mount is inverted upside down and placed on the panel stand to press the second panel toward the panel stand side. Panel bonding device, characterized in that.
12. The method of claim 11,

    The panel mount support mechanism,

    And a support rod that is coupled to the panel mount and slidably coupled to the inverted frame,

    And a return mechanism for providing the panel mounting table with a moving force for returning the panel mounting table moved relative to the inverted frame to its original position.
13. According to claim 1,

    The sealing cover is disposed in the rotating path, the sealing cover is disposed to be movable up and down on the top of the turntable so as to cover the panel bonding unit stopped at a predetermined position in the rotating path, and the sealing having a sealing cover lifting device for lifting the sealing cover unit; And

    And a vacuum pressure generator connected to the sealing unit to provide a vacuum pressure to a space sealed by the sealing cover.
14. According to claim 1,

    The panel seating portion panel bonding device, characterized in that consisting of an electrostatic chuck.
15. According to claim 1,

    The panel support,

    A bottom member combined with the pedestal connection,

    And a cushion member disposed between the panel support portion and the floor member.

Images