KR101104809B1 - Apparatus for adhering window film - Google Patents

Abstract

PURPOSE: A device for adhering a window film is provided to automate a process that attaches the film on the surface of a touch panel through the application of an index method. CONSTITUTION: A window film attachment unit(12) attaches the window film on the upper side of an upper plate. An inspection unit(14) inspects the extension level of a touch panel with the window film. An index unit(1) includes a plurality of stages. The index transfers the upper plate, the lower plate, and the window film. A sub index unit(9) transfers or collects the upper plate and the lower plate of the stage to a FPC(Flexible Printed Circuit) bonding unit(11).

Description

Touch panel attachment device {APPARATUS FOR ADHERING WINDOW FILM}

The present invention relates to a touch panel attachment apparatus, and more particularly, to a touch panel attachment apparatus for applying a window film by applying an index method to the upper and lower surfaces of a panel applied to a TOUCH SCREEN PANEL (TSP) process.

In general, a touch panel is an input device installed on a monitor and giving a specific command to a computer by inputting various data such as a simple contact or drawing a character or a picture using a finger or a pen.

These touch panels are widely used because anyone can use a computer without any training.

The touch panel is classified into a pressure sensitive type and an electrostatic type according to an operation method. In other words, the pressure-sensitive type is a way of recognizing the position when the pressure is applied by placing a sensor in response to the pressure applied to the screen surface.

In addition, the capacitive charge is a method of charging a charge on the surface of the screen, and installing sensors around the sensor, and then detecting the location of the contact by detecting a loss of charge at the time of contact.

Such a touch panel typically can be prevented from scratching the surface of the touch panel by attaching a window film (aka, window) on the upper and lower surfaces.

However, the method of attaching the film to the surface of the touch panel is a manual method, there is a problem that the film adhesion efficiency is lowered.

Therefore, the present invention has been made to solve the above problems, the object of the present invention is to apply the index method to the process of attaching the film on the surface of the touch panel by applying a touch panel automation device that can improve the film adhesion efficiency To provide.

In order to achieve the object of the present invention as described above, the present invention provides a lower plate supply unit for supplying a lower plate attached to the FPC; An upper plate supply unit disposed in an adjacent region of the lower plate supply unit and configured to supply and attach the upper plate to the lower plate to which the FPC is attached; A press-fitting part disposed in an adjacent region of the upper plate supply part and compressing the upper and lower plates to which the upper plate is attached; An upper plate and a lower plate pressed by the pressing unit and an FPC bonding unit main bonding the FPC; A window film attachment portion disposed in an adjacent region of the FPC bonding portion to attach the window film to an upper surface of the upper plate; An inspection unit for inspecting an swelling degree of the touch panel to which the window film is attached at a position adjacent to the window film attachment unit; It is provided with a plurality of stages and the upper plate and the lower plate, the window film by placing and rotating the upper plate and the lower plate supply portion, the pressing portion, the FPC bonding portion, the window film attachment portion, the index portion for sequentially transferring to the inspection portion; ; And an auxiliary index unit disposed at an adjacent position of the index unit to transfer or recover the upper and lower plates on the stage to the FPC bonding unit.

As described above, the touch panel attachment apparatus according to the embodiment of the present invention has an advantage of improving the film adhesion efficiency by automating the process of attaching the film to the surface of the touch panel by applying an index method.

1 is a perspective view showing a touch panel according to the present invention.
FIG. 2 is an exploded view showing the structure of the touch panel shown in FIG. 1.
3 is a perspective view showing an apparatus for attaching a touch panel according to the present invention.
4 is a perspective view illustrating a structure of a lower plate supply unit illustrated in FIG. 3.
FIG. 5 is a perspective view illustrating a structure of the upper plate supply unit illustrated in FIG. 3.
6 is a perspective view illustrating a structure of the pickup unit illustrated in FIG. 5.
7 is a perspective view showing the structure of the pressing part shown in FIG.
8 is a perspective view illustrating a structure of an auxiliary index unit illustrated in FIG. 3.
9 is a perspective view illustrating the FPC bonding part illustrated in FIG. 3.
FIG. 10 is a perspective view illustrating a structure of the upper film removing unit illustrated in FIG. 3.
FIG. 11 is a perspective view illustrating a structure of the window film attaching part illustrated in FIG. 3.
12 is a perspective view illustrating the inspection unit illustrated in FIG. 3.

Hereinafter, a touch panel attachment apparatus according to an embodiment of the present invention will be described in detail by the accompanying drawings.

1 is a perspective view showing a touch panel according to the present invention, Figure 2 is a view showing the structure of the touch panel shown in FIG.

As shown, the touch panel T includes an upper plate P1 and a lower plate P2 on which an ITO layer is stacked, and an FPC is interposed between one side of the upper plate P1 and the lower plate P2. In addition, an anisotropic conductive material is disposed at a portion where the FPC, the upper plate P1, and the lower plate P2 are connected. The upper plate P1 and the lower plate P2 may be electrically connected to each other through the FPC.

Therefore, when the user touches the upper plate P1, an electrical signal may be transmitted to the control unit U such as a computer through the FPC.

The window film W is attached to the outside of the upper plate P1 of the touch panel T to protect the upper plate P1.

The upper plate P1 of the touch panel T has the protective films f1 and f2 attached to the upper and lower surfaces of the upper plate P1 before the window film W is attached in the manufacturing process, so that the surface of the upper plate P1 is attached. The adhesive adhered to is prevented from being scratched or damaged due to contact with the outside.

In addition, the protective film f3 is also attached to the window film W attached to the surface of the upper plate P1 to protect the window film W until it is attached to the upper plate P1.

As a result, the touch panel T removes the protective films f1 and f2 from the upper and lower surfaces of the upper plate P1, and removes the second protective films f3 and f4 from the window film W and attaches each other. shall.

As such, the process of attaching the upper plate P1, the lower plate P2, and the window film W of the touch panel T may be performed by the touch panel attachment device proposed by the present invention.

The structure of the touch panel attachment device will be described in detail with reference to FIGS. 3 and 4.

3 is a perspective view showing an apparatus for manufacturing a touch panel according to the present invention.

As shown, the touch panel attachment device proposed by the present invention and the lower plate supply unit 3 for supplying the lower plate (P2) with FPC; An upper plate supply unit 5 disposed in an adjacent region of the lower plate supply unit 3 and configured to supply and attach the upper plate P1 to the lower plate P2 to which the FPC is attached; A pressing unit 7 disposed in an adjacent region of the upper plate supply unit 5 to compress the upper plate P1 and the lower plate P2 to which the upper plate supply unit 5 is attached; An upper plate (P1) and a lower plate (P2) pressed by the pressing unit (7), and an FPC bonding unit (11) for main bonding the FPC; And a window film attachment part 12 disposed in an adjacent region of the FPC bonding part 11 to attach the window film W to the top surface of the upper plate P1.

In addition, the touch panel attachment device according to the present invention includes an inspection unit 14 for inspecting the swelling degree of the touch panel (T) to which the window film (W) is attached; It is provided with a plurality of stages (S), the upper plate (P1) and lower plate (P2), the window film (W) by placing and rotating the lower plate supply portion (3), pressure bonding portion (7), FPC bonding portion ( 11), an index part 1 for sequentially transferring the window film attachment part 12 and the inspection part 14; And an auxiliary index unit 9 disposed at an adjacent position of the index unit 1 to transfer or recover the upper plate P1 and the lower plate P2 on the stage S to the FPC bonding unit 11.

In the touch panel attaching device having such a structure, the index unit 1 includes a rotating plate rotatable in a clockwise or counterclockwise direction by an index motor; It includes a plurality of stage (S) provided on the top of the rotating plate (R).

At this time, the plurality of stages (S) is composed of a set of two, all have a vacuum hole connected to the vacuum generator (not shown) by the window film (W), the upper plate (P1), or lower plate (P2) It can adsorb.

Therefore, in the state where the stage S of the index unit 1 has the upper plate P1 and the lower plate P2 stacked, the touch panel T is sequentially assembled by rotating through the six zones arranged outside. Work may be completed.

In this case, the six zones are preferably a zone to which the lower plate P2 to which the FPC is attached is supplied, a zone to which the upper plate P1 is supplied, a zone to main bond the FPC, and a window film W to be supplied. It is divided into a zone, a zone for measuring the puffness of the touch panel T, and an unloading zone.

As shown in FIG. 4, the lower plate supply part 3 includes a stage S on which the lower plate P2 to which the FPC F is attached is mounted, and an upper portion of the stage S. It consists of a first camera (C) for photographing the lower plate (P2) attached to the control unit (U).

The FPC F is temporarily attached to the lower plate P2 by a preliminary work, and the lower plate P2 to which the FPC F is attached is seated on the stage S of the index unit 1.

At this time, the lower plate (P2) is seated on the stage (S), FPC is seated on the mounting table (4).

Therefore, the operator can manually adjust the position of the FPC (F) by adjusting the height of the seating table 4 and the X, Y-axis posture, the position of the lower plate (P2) by adjusting the attitude of the FPC (F) Can be.

In this case, the first camera (C) is composed of a pair, the pair of first camera (C) is taken from the upper portion of the lower plate (P2) to transmit the image information to the control unit (U), the control unit (U) ) Displays the lower plate P2 on the monitor.

Then, the operator checks the position of the lower plate P2 on the monitor, and when the lower plate P2 is displaced from the correct position, the operator lowers the lower plate P2 by adjusting the height and posture of the seating stand 4 and the stage S. Place it in place.

As such, when the supply process of the lower plate P2 to which the FPC F is attached is completed, the lower plate P2 seated on the stage S is rotated by rotating the rotary plate R of the index unit 1 at an angle. It moves to the upper plate supply part 5.

When the lower plate P2 reaches the upper plate supply part 5, the upper plate P1 may be temporarily attached to an upper portion of the lower plate P2.

When the upper plate supply unit 5 is described in detail, as shown in Figs. 5 and 6, the upper plate cassette 21 for loading and supplying the upper plate P1; A pickup unit 23 for picking up the upper plate P1 from the upper cassette; A buffer stage 25 on which the upper plate P1 transferred by the pick-up unit 23 is seated: disposed at an adjacent position of the buffer stage 25 and attaching a protective film of the upper plate P1 by an attachment method. A first lower film removing unit 27 for removing; The upper plate P1 seated on the buffer stage 25 is picked up and transferred to the first lower film removing unit 27 or transferred from the first lower film removing unit 27 to the second stage S. FIG. And top plate feeder 29 to be; And a second camera 31 for photographing the upper plate P1 transferred by the upper plate feeder 29 and transmitting image information to the control unit U.

In the upper plate supply unit having such a structure, the upper plate cassette 21 has a hexahedral shape having a predetermined space therein. In addition, a plurality of top plates P1 are stacked in the top cassette 21.

Therefore, the holder 32 of the pickup section 23 sequentially picks up the upper plate P1 from the inside of the upper cassette 21 and transfers it to the buffer stage 25.

The pickup 23 includes a support 33 provided on the base; An X-axis bracket 36 mounted on the support 33 and movable in the X-axis direction; A Z-axis bracket (34) mounted to the X-axis bracket (36) and movable in the Z-axis direction; And a holder 32 mounted to the Z-axis bracket 34 to pick up the upper plate P1 from the upper cassette 21 by vacuum pressure.

The X-axis bracket 36 is mounted to the support 33 to be transportable by the LM guide method. Thus, the X-axis bracket 36 is movable along the X-axis direction.

In addition, the holder 32 may be mounted on the Z-axis bracket 34 to move up and down along the Z-axis direction.

The holder 32 is provided with a plurality of vacuum ports formed at the end of the vacuum hole to pick up the upper plate P1 by a vacuum suction method.

In addition, the upper plate P1 may be moved to the buffer stage 25 by moving the holder 32 along the support 33 in the X-axis direction.

The buffer stage 25 is disposed between the upper plate supply unit 5 and the first lower film removing unit 27, and performs a buffer function of temporarily placing the upper plate P1.

The buffer stage 25 includes a pair of rails L1 disposed on a base; A screw shaft (H1) disposed in the longitudinal direction between the pair of rails (L1); A motor M1 for rotating the screw shaft H1; A transfer part 24 seated to be transported to the pair of rails L1 and coupled to the screw shaft H1 to move forward and backward when the screw rotates; It is provided on the upper portion of the transfer part 24 includes a fixing plate 40 on which the touch panel (T) is seated.

In the buffer stage having such a structure, the transfer part 24 is coupled to be transportable by mounting guide grooves protruding from both lower sides thereof on the rail L1. In addition, the screw shaft H1 penetrates the lower portion of the transfer part 24.

Therefore, when the motor M1 is driven, the transfer section 24 can be moved back and forth by rotating the screw shaft (H1).

In the buffer stage 25, when the holder 32 picks up the upper plate P1 and rests on the fixed plate, the upper plate feeder 29 picks up the upper plate P1 on the buffer stage 25 to form the first lower film. It moves to the removal part 27.

When the protective film of the upper plate P1 is removed from the first lower film removing unit 27, the upper plate feeder 29 picks up the upper plate P1 again and places it on the buffer stage 25. 2 is transferred to the camera (31).

The upper plate feeder 29 includes an X-axis feeder 50 movably mounted on an X-axis frame, a Y-axis feeder 43 provided in the X-axis feeder 50 and movable in the Y-axis direction; It is provided on one side of the Y-axis feeder 43 includes a suction unit 45 for picking up the upper plate (P1) by the vacuum pressure by moving up and down in the Z-axis direction.

At this time, the X-axis transfer unit 50 is disposed on the X-axis frame 26 by the LM guide method. In addition, the X-axis transfer unit 50 may reach the stage (S) position of the index unit 1 in the X-axis direction.

The Y-axis feeder 43 includes a frame 28, a screw shaft H2 rotatably disposed on the frame 28, a motor M2 for rotating the screw shaft H2, and It is coupled to the screw shaft (H2) comprises a Y-axis feeder 30 is moved in the Y-axis direction and the suction unit 45 is mounted.

Accordingly, when the motor M2 is driven, the Y-axis feed table 30 may move forward and backward along the Y-axis direction by rotating the screw shaft H2.

In this case, the Y-axis feeder 30 may reach the buffer stage 25 and the first lower film removing unit 27.

As a result, the upper plate feeder 29 can pick up and reach the upper plate P1 to reach the buffer stage 25, the first lower film removing unit 27, and the stage S. The group 29 can pick up the upper plate P1 and move it within this range.

The adsorption part 45 is mounted to the lower portion of the Z-axis cylinder provided in the Y-axis feeder. And this adsorption part 45 is connected to a vacuum apparatus (not shown), and a vacuum pressure acts.

Therefore, the adsorption part 45 may move up and down along the Z-axis direction, and may pick up the upper plate P1 by vacuum pressure.

The upper plate feeder 29 can move the upper plate P1 picked up by the suction unit 45 to the target position by appropriately moving in the X-axis, Y-axis, and Z-axis directions.

On the other hand, the first lower film removing unit 27 performs a function of removing the protective film attached to the lower portion of the upper plate (P1).

The first lower film removing unit 27 is wound around the winding roll (R1), the adhesive tape is wound, the at least one guide roll (R2) for guiding the adhesive tape released from the winding roll (R2), The pull-up roll R3 and the adhesive tape t are attached to the lower surface of the upper plate P1, and the separator 30 separates the protective film from the upper plate P1.

In the first lower film removing unit, when the winding roll R3 is wound, the adhesive tape wound on the winding roll R2 is released and guided by the guide roll R2 to reach the separator 30.

In this state, the adsorption portion 45 of the upper plate feeder 29 on which the upper plate P1 is adsorbed is lowered along the Z-axis direction so that the bottom surface of the picked up upper plate P1 passes on the upper surface of the adhesive tape passing through the separator. Make sure they are in close contact.

Then, when the adsorption part 45 of the upper plate feeder 29 rises along the Z-axis direction, when the adsorption part 45 lifts the upper plate P1, the protective film of the upper plate P1 attached to the adhesive tape is the upper plate. Can be separated from (P1).

And, the protective film separated from the upper plate (P1) can be removed by winding the winding roll (R2), such as adhesive tape.

As such, when the protective film is removed from the lower surface of the upper plate P1, the suction unit 45 of the upper plate feeder 29 moves the upper plate P1 to the second camera 31.

In addition, the upper plate P1 may be photographed by the second camera 31 so that its exact position may be controlled.

That is, the second camera 31 is composed of a pair of illumination lamps 54 and a lens 55 provided between the pair of illumination lamps 54 to photograph the upper plate P1 and the lower plate P2. .

When the upper plate P1 reaches the upper portion of the lens while the upper plate P1 is picked up by the suction unit 45, the second camera 31 captures an image of the upper plate P1 by operating an illumination lamp. It is transmitted to the control unit U.

The control unit U analyzes the transmitted image of the second camera 31 to determine the position and attitude of the upper plate P1, and then controls the upper plate feeder 29 to control the upper plate P1 to the index unit 1. It is to be seated in the correct position on the stage (S) of the).

The upper plate picked up by the adsorption unit 45 is moved forward by the X-axis transfer unit 50 and the adsorption unit 45 reaches the upper portion of the stage S, and the adsorption unit 45 descends along the Z-axis direction. Temporary adhesion is performed by bringing P1 into close contact with the upper portion of the lower plate P2 seated on the stage S. FIG.

In this manner, after the upper plate P1 and the lower plate P2 are temporarily attached, the upper plate P1 and the lower plate P2 reach the pressing portion 7 by rotating the rotating plate R of the index portion 1.

As shown in FIG. 7, the pressing portion 7 has a structure capable of lifting up and down along the Z-axis direction on the base.

That is, the press-fitting portion 7 includes a support frame 56 protruding on the base, a lifting portion 58 provided on the support frame to move up and down along the Z-axis direction, and the lifting portion 58. The lower plate includes a pair of pressing plates 60 for pressing the upper plate P1 and the lower plate P2 in a press-fit state.

Since the press-fitting portion 7 is composed of two sets, the temporary attaching process for the two sets of the upper plate P1 and the lower plate P2 may be performed at the same time.

Therefore, when the upper plate P1 and the lower plate P2 are placed on the stage S, the lifting unit 58 is lowered so that the pressing plate presses the upper plate P1 and the lower plate P2 and attaches them temporarily.

When the temporary attachment of the upper plate P1 and the lower plate P2 is completed, the rotating plate R of the index unit 1 rotates so that the upper plate P1 and the lower plate P2 move to the pickup position of the auxiliary index unit 9. Is moved.

When the upper plate P1 and the lower plate P2 are moved to the pickup position, the auxiliary index unit 9 picks up the upper plate P1 and the lower plate P2 and transfers them to the FPC bonding unit 11.

As shown in FIGS. 8 and 9, the auxiliary index unit 9 includes a rotation shaft 62 rotatably provided on the base; Three wings (W1, W2, W3) projecting in the radial direction from the rotation shaft (62) and picking up the touch panel (T) and transporting them in the circumferential direction; Lifting portions 64a, 64b, 64c for lifting and lowering the three wings W1, W2, W3 in the Z-axis direction, respectively.

In this auxiliary index portion, the rotating shaft 62 is rotated by a predetermined angle, preferably 120 degrees by being connected to the stepping motor.

In addition, the three wings (W1, W2, W3) also has a structure projecting in the radial direction, respectively, maintaining an angle of 120 degrees from the outer circumferential surface of the rotation shaft (62).

These three wings (W1, W2, W3) is composed of first to third blades (W1, W2, W3), each of the wings (W1, W2, W3) while rotating the index portion (1) ) Touch panel (T) is sequentially approached on the FPC bonding portion 11, the upper film removing portion 77, and the stage (S) of the index portion 1 to take over the touch panel (T) / Take over.

In addition, the first to third wing parts W1, W2, and W3 may be provided with a vacuum suction device connected to a vacuum device (not shown), respectively, so that the touch panel T may be vacuum-adsorbed.

Referring to the operation of the three wings (W1, W2, W3), for example, the first wing (W1) is lowered along the Z-axis direction from the stage (S) of the rotating plate (R) touch panel After picking up (T), the rotating shaft 62 rotates so that the first blade portion W1 reaches the bonding stage 68 of the FPC bonding portion 11.

Then, the touch panel T is deposited on the bonding stage 68, and the stacked touch panel T is transferred to the FPC bonding unit 11 to perform a bonding operation.

After the FPC bonding operation is completed, the first wing portion W1 or the other wing portion picks up the touch panel T from the bonding stage 68 again and rotates 120 degrees to reach the upper film removing portion 77.

Then, the upper film removing unit 77 removes the protective film attached to the upper surface of the transferred touch panel (T). When the protective film is removed, the first wing portion W1 or the other wing portion rotates 120 degrees again to reach the stage S of the index portion 1 so that the touch panel T is placed on the stage S.

At this time, when the first blade portion W1 rotates, the second blade portion W2 and the third blade portion W3 also have the FPC bonding portion 11 and the upper film removing portion 77 at a predetermined interval. And the touch panel T can be acquired / takeover by sequentially approaching the stage S of the index unit 1.

As described above, the touch panel T is sequentially transferred to the FPC bonding portion 11, the upper film removing portion 77, and the index portion 1 by the auxiliary index portion 9, thereby allowing the FPC bonding operation and the upper portion. Removal of the protective film may proceed.

Meanwhile, as illustrated in FIGS. 8 and 9, the FPC bonding unit 11 includes a stand 66; A bonding stage 68 disposed below the stand and movable and having a touch panel T disposed thereon; A bonding head 70 provided at one side of the stand 66 to perform main bonding of the FPC; A buffer film winding roller 71 is provided in front of the bonding head 70 and winds up the buffer film supplied to the bonding portion 11 of the FPC and the touch panel T.

In the FPC bonding unit having such a structure, the bonding stage 68 transfers the touch panel T to the FPC bonding unit 11.

The bonding stage S may be mounted on the base and move along the X-axis and Y-axis directions so that the touch panel T may reach the lower portion of the bonding head 70.

The bonding head 70 bonds the upper plate P1 and the lower plate P2 with the FPC.

The bonding head 70 is made up of a plurality, preferably two, the two bonding heads to perform the FPC bonding operation by the lifting and lowering movement.

That is, the driving motor 38 is provided at the upper portion of the bonding head 70, and when the driving motors 38 are driven, the connecting head 39 moves up and down so that the bonding head 70 may move up and down. .

In addition, a bonding tip 35 is provided below the bonding head 70 to generate a predetermined heat.

Therefore, in the state in which the FPC is temporarily attached between the upper plate P1 and the lower plate P2, the bonding head 70 is lowered and pressed, and the bonding operation can be performed by heating the bonding tip 35.

The buffer film winding roller 71 supplies a buffer film to the bonding unit 11.

That is, the buffer film winding roller 71 winds up the buffer film, preferably Teflon tape, and attaches the buffer film to the bonding site after bonding to improve the cracking of the ACF and to prevent foreign substances and scratches. can do.

As such, when the buffer film is attached to the bonding part 11, the bonding stage S moves toward the auxiliary index part 9 so that the wing parts W1, W2, and W3 pick up the touch panel T. do.

Meanwhile, as shown in FIG. 10, the upper film removing unit 77 has a structure similar to that of the lower film removing unit, except that the protective film attached to the upper surface of the upper plate P1 is removed.

In more detail, the upper film removing unit 77 includes an X-axis transfer 78 movable in the X-axis direction, a winding roll R4 mounted on the X-axis transfer and wound with an adhesive tape, At least one guide roll (R5) for guiding the adhesive tape released from the winding roll (R4), and the touch panel (T) seated on the first wing portion (W1) of the tape guided by the guide roll (R5) Attachment roll (R6) to be in close contact with the upper portion of, and the winding roll (R7) for winding and pulling the adhesive tape.

In the upper film removing unit having such a structure, the X-axis transfer 78 may be moved in the direction of the first wing unit W1.

In this case, the first wing part W1 lowers the picked up touch panel T on the upper portion of the plate 79 disposed at an adjacent position of the upper film removing part 77.

In this state, the attachment roller R6 of the upper film removing part 77 reaches the upper surface of the upper plate P1 placed on the plate 79 by the advancement of the X-axis transfer 78.

Then, by driving the Z-axis transfer 39, the attachment roller (R6) is lowered to press the adhesive tape downward so that the adhesive tape is in contact with the upper surface of the touch panel (T).

Therefore, the adhesive tape can be adhered to the upper surface of the upper plate P1, and in this state, the X-axis transfer 78 is advanced in the index direction to release the adhesive tape and adhere to the upper surface of the upper plate P1.

Then, after the X-axis transfer 78 is moved by a certain distance, the reverse protective, the upper protective film to which the adhesive tape is bonded is separated from the upper surface of the upper plate (P1).

In addition, the adhesive tape to which the upper protective film is adhered may be treated by being wound on a winding roll R7.

In this way, the touch panel T from which the protective film of the upper plate P1 is removed is picked up by the vacuum picker of the first blade portion W1, and the rotary shaft 62 rotates to move to the index portion 1.

In addition, the touch panel T mounted on the index unit 1 is transferred to the window film attaching unit 12 by the rotation of the index unit 1.

As shown in FIG. 11, the window film attaching part 12 includes a film cassette 81 for loading a window film W; A film holder (80) for picking up the window film (W) from the film cassette (81); A film buffer stage 42 on which the window film W transferred by the film holder 80 is seated; A second lower film removing unit 82 disposed at an adjacent position of the film buffer stage 42 to remove the protective film of the window film W by an attachment method; An alignment camera 44 for capturing the window film W from which the protective film has been removed to obtain an image and transmitting the image to the controller U; It includes an attachment head portion 16 for attaching the aligned window film (W) on the touch panel (T).

In the window film attachment portion having such a structure, the film cassette 81 has a predetermined space formed therein so that a plurality of window films W are loaded therein.

The film holder 80 includes a support 46 provided on the base; An X-axis transfer 47 mounted on the support 46 and movable in the X-axis direction; A Z-axis transfer 48 mounted to the X-axis transfer 47 and movable in the Z-axis direction; And an adsorber 49 mounted on the Z-axis transfer 48 to pick up the window film W from the film cassette 81 and move it to the second lower film removing unit 82 by vacuum pressure.

The X-axis transfer 47 is mounted to the support 46 to be transportable by the LM guide method. Thus, the X-axis transfer 47 is movable along the X-axis direction.

In addition, the Z-axis transfer 48 is provided in the X-axis transfer 47, the lower end is provided with the adsorber 49.

The adsorber 49 is provided with a plurality of vacuum ports formed at the end of the vacuum hole to pick up the window film W by a vacuum suction method.

The window film W may be taken out of the film cassette 81 and moved to the second lower film removing unit 82 by moving the X-axis transfer 47 in the X-axis direction.

The second lower film removing unit 82 performs a function of removing the protective film attached to the lower portion of the window film (W).

Since the second lower film removing unit 82 has the same structure as the first lower film removing unit shown in FIG. 5, the same name and reference numeral are used.

The second lower film removing unit 82 may wind the winding roll R1 on which the adhesive tape is wound, at least one guide roll R2 for guiding the adhesive tape released from the winding roll R1, and the tape. The pull-up roll R3 and the adhesive tape are attached to the lower surface of the window film W to include a separator 30 separating the protective film from the upper plate P1.

In the second lower film removing unit, when the winding roll R3 is wound, the adhesive tape wound on the winding roll R1 is released and guided by the guide roll R2 to reach the separator 30.

In this state, the adsorption part 45 of the film holder 32 on which the window film W is adsorbed is lowered along the Z-axis direction so that the bottom surface of the window film W picked up passes through the separator 30. Make sure it sticks to the top of the tape.

When the adsorption part 45 of the film holder 32 is raised along the Z-axis direction, when the adsorption part 45 lifts the window film W, the protective film of the window film W attached to the adhesive tape is It may be separated from the window film (W).

Then, the separated protective film can be removed by winding the winding roll (R2), such as adhesive tape.

When the protective film is removed from the window film W, the film holder 32 picks up the window film W and moves it to the film buffer stage 42.

At this time, the film buffer stage 42 is a window film by reciprocating the section between the film holder 80, the second lower film removing portion 82, and the attachment head portion 16, as shown in FIG. Carry (W).

The film buffer stage 42 includes a pair of rails L3 disposed on the base; A screw shaft (H3) disposed in the longitudinal direction between the pair of rails (L3); A motor M3 for rotating the screw shaft H3; A transfer part 51 seated to be transported to the pair of rails L3 and coupled to the screw shaft H3 to move forward and backward when the screw rotates; It is provided on the upper portion of the transfer unit 51 includes a fixing plate 83 on which the window film (W) is seated.

In the film buffer stage having such a structure, the transfer part 51 is transportably coupled by mounting the guide grooves protruding on both lower sides of the rail (L3). In addition, the screw shaft H3 penetrates through the lower portion of the transfer part 51.

Therefore, when the motor M3 is driven, the feed section 51 can be moved back and forth by rotating the screw shaft (H3).

When the window film W from which the lower protective film is removed is seated on the film buffer stage 25, the film buffer stage 25 moves along the Y-axis direction and is transferred to the attachment head portion 16.

The attachment head portion 16 picks up the window film W from which the lower protective film has been removed from the film buffer stage 25, transfers it to the third camera 44, and performs alignment operation. ) And attach it to the touch panel (T).

The exact position of the third camera 44 may be controlled by photographing the position of the window film W. FIG.

The third camera 44 includes a pair of illumination lamps and a lens provided between the pair of illumination lamps to photograph the upper plate P1 and the lower plate P2.

Accordingly, when the window film W reaches the upper portion of the lens in the state of being picked up by the adsorption unit 45, the image of the window film W is photographed by operating an illumination lamp, and the photographed image is controlled by the controller U. Is sent).

The controller U analyzes the transmitted image to determine the position and posture of the window film W, and then transmits a signal to the attachment head 16 to determine the posture of the window film W by the index unit 1. ) Align with touch panel (T) of correct position.

In this way, the attachment head portion 16 picks up the window film W and is positioned at the attachment position with the touch panel T seated on the stage S of the index portion 1. Then, the window film (W) is attached on the touch panel (T).

The attachment head portion 16 includes an X-axis portion 57 that is movably mounted on the X-axis base, a Z-axis portion 61 provided on one side of the X-axis portion 57 to move up and down in the Z-axis direction, It is provided on one side of the Z-axis portion 61 includes a head attachment (63) for picking up the window film (W) by the vacuum pressure to attach to the touch panel (T).

At this time, the X-axis portion 57 is disposed on the X-axis base by the LM guide method. In addition, the X-axis portion 57 may reach the stage (S) position of the index portion 1 in the X-axis direction.

The head attacher is provided on the X-axis portion 57 to move up and down along the Z-axis direction, and is connected to a vacuum device (not shown) so that vacuum pressure is applied.

Therefore, the head attacher 63 picks up the window film W by the vacuum pressure, and then moves to the touch panel T disposed on the index unit 1 to move the window film W to the touch panel T. Can be attached to the outer surface of the

In this case, an adhesive is applied to the bottom surface of the window film W, so that the case may be easily attached when pressed by the head attacher 63.

As such, when the window film W is attached to the upper surface of the touch panel T, the index is rotated to move to the inspection unit 14.

As shown in FIG. 12, the inspection unit 14 includes a thickness measuring stage 98 on which the touch panel T is mounted and movable in the X and Y axis directions, and the thickness measuring stage 98. It includes a gauge 97 for measuring the thickness of the touch panel (T).

The thickness measuring stage 98 may include an X-axis feeder 100 movable in the X-axis direction, a Y-axis feeder 102 movable in the Y-axis direction and movably disposed on the X-axis feeder 100. It is provided on the upper portion of the Y-axis transfer unit 102 includes a mounting plate 99 for mounting the touch panel (T).

Accordingly, the thickness measuring stage 98 may move the touch panel T to the correct inspection position by moving by the X and Y axis transfer units 100 and 102.

And, the gauge 97 is provided on the frame 94, preferably a pair of one set. And this gauge 97 is attached to the frame 94 by the elevating part 96. As shown in FIG.

Therefore, when the gauge 97 performs the thickness test on the touch panel T, the gauge 97 may be lowered to perform the thickness test by contacting the lower end of the gauge 97 with the surface of the touch panel T.

In this way, when the gauge 97 performs thickness inspection on the touch panel T, the obtained result value is transmitted to the control unit U and stored.

The touch panel T whose thickness is inspected by the gauge 97 is discharged to the outside by the unloading part 15.

1: Index part 3: Lower plate supply part
5: top plate supply part 7: press-fitting part
9: auxiliary index unit 11: FPC bonding unit
12: window film attachment portion 14: inspection portion

Claims (13)

A lower plate supply unit supplying a lower plate to which an FPC is attached;
An upper plate supply unit disposed in an adjacent region of the lower plate supply unit and configured to supply and attach the upper plate to the lower plate to which the FPC is attached;
A press-fitting part disposed in an adjacent region of the upper plate supply part and compressing the upper and lower plates to which the upper plate is attached;
An upper plate and a lower plate pressed by the pressing unit and an FPC bonding unit main bonding the FPC;
A window film attachment portion disposed in an adjacent region of the FPC bonding portion to attach the window film to an upper surface of the upper plate;
An inspection unit for inspecting an swelling degree of the touch panel to which the window film is attached at a position adjacent to the window film attachment unit;
It is provided with a plurality of stages and the upper plate and the lower plate, the window film by placing and rotating the upper plate and the lower plate supply portion, the pressing portion, the FPC bonding portion, the window film attachment portion, the index portion for sequentially transferring to the inspection portion; ; And
And an auxiliary index unit disposed at an adjacent position of the index unit to transfer or recover the upper and lower plates on the stage to the FPC bonding unit. The method of claim 1,
The upper plate supply unit and the upper plate cassette for loading the upper plate;
A pickup unit for picking up a top plate from the top cassette;
A buffer stage on which the upper plate transferred by the pickup unit is seated;
A first lower film removing unit disposed at an adjacent position of the buffer stage to remove the protective film of the upper plate by an attachment method;
An upper plate feeder which picks up the upper plate seated on the buffer stage and transfers the upper plate to the first lower film removing unit or from the first lower film removing unit to the second stage; And
And a second camera for photographing the upper plate conveyed by the upper plate conveyer and transmitting image information to the control unit. The method of claim 2,
The pickup portion and the support; An X-axis bracket mounted to the support object and movable in the X-axis direction; A Z-axis bracket mounted to the X-axis bracket and movable in the Z-axis direction; And a holder mounted to the Z-axis bracket to pick up the upper plate from the upper cassette by vacuum pressure. The method of claim 2,
The buffer stage includes a pair of rails; A screw shaft disposed longitudinally between the pair of rails; A motor for rotating the screw shaft; A transfer part seated to be transportable to the pair of rails and coupled to the screw shaft to move forward and backward when the screw rotates; A touch panel attachment device provided on an upper portion of the transfer unit and including a fixing plate on which the touch panel is seated. The method of claim 2,
The first lower film removing unit includes a winding roll on which an adhesive tape is wound, at least one guide roll for guiding the adhesive tape unrolled from the winding roll, a winding roll for winding the tape, and a lower surface of the top plate. Attached to the touch panel attachment device comprising a separator for separating the protective film from the top plate. The method of claim 2,
The upper plate feeder includes an X-axis feeder movably mounted on the X-axis frame;
A Y-axis feeder provided in the X-axis feeder and movable in the Y-axis direction; And
It is provided on one side of the Y-axis transfer unit and includes a suction unit for picking up the upper plate by the vacuum pressure by moving up and down in the Z-axis direction,
The X-axis conveying unit can reach the stage position of the index unit in the X-axis direction by being disposed on the X-axis frame by the LM guide method,
The Y-axis transfer unit and the frame;
A screw shaft rotatably disposed in the frame;
A motor for rotating the screw shaft;
And a Y-axis feeder coupled to the screw shaft and moving in the Y-axis direction and equipped with the suction unit. The method of claim 1,
The pressing portion protrudes on a base;
An elevating unit provided in the support frame and capable of elevating along the Z axis direction;
And a pair of pressure plates provided at a lower portion of the lifting unit to press the upper plate and the lower plate in a press-fit state. The method of claim 1,
The FPC bonding unit and the stand; A bonding stage disposed below the stand and movable and having a touch panel; A bonding head provided at one side of the stand to perform a main bonding operation of the FPC; And a buffer film winding roller which is provided at the front of the bonding head to wind the buffer film supplied to the bonding portion of the FPC and the touch panel. The method of claim 1,
The auxiliary index portion and the rotating shaft rotatably provided on the base;
Three wings protruding in a radial direction from the rotation axis to pick up the touch panel and to transfer the touch panel in a circumferential direction; And
Touch panel attachment device including a lifting unit for raising and lowering each of the three wings in the Z-axis direction. The method of claim 1,
The window film attachment portion is a film cassette for loading and supplying the window film; A film holder for picking up the window film from the film cassette; A film buffer stage on which the window film transferred by the film holder is seated (buffer stage); a second lower film removing unit disposed at an adjacent position of the film buffer stage to remove the protective film of the window film by an attachment method; And an alignment camera for capturing an image of the window film from which the film is removed and obtaining an image and transmitting the image to the control unit (U), and an attachment head unit attaching the aligned window film to the touch panel. The method of claim 10,
The film holder includes a support provided on the base; An X-axis transfer mounted on the support and movable in the X-axis direction; A Z-axis transfer mounted to the X-axis transfer and movable in the Z-axis direction; And an adsorber mounted on the Z-axis transfer to pick up the window film from the film cassette and move to the second lower film removing unit by vacuum pressure. The method of claim 10,
An X-axis portion movably mounted on the X-axis base; A Y-axis unit provided in the X-axis unit and movable in the Y-axis direction; A Z-axis unit provided at one side of the Y-axis unit and moving up and down in the Z-axis direction; And a head attacher provided at one side of the Z-axis part to pick up the window film by vacuum pressure and attach it to the touch panel. The method of claim 1,
The inspection unit includes a thickness measuring stage on which the touch panel is mounted and movable in the X-axis direction and the Y-axis direction; It includes a gauge for measuring the thickness of the touch panel mounted on the thickness measuring stage,
The thickness measuring stage may include an X-axis feeder movable in the X-axis direction; A Y-axis feeder which is movably disposed on the X-axis feeder and is movable in the Y-axis direction; The touch panel attachment device is provided on the Y-axis transfer unit and includes a mounting plate on which the touch panel is seated.

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