KR20170057182A - Apparatus for separating a driver module from a flexible display - Google Patents

Abstract

The present invention provides an apparatus for separating a driver module from a flexible display, comprising: a main body unit forming a concave part, where the flexible display, a drive IC and FPCB to be separated, on the upper surface and forming a cover covering the upper surface; an absorption unit forming vacuum pressure at suction ports of the concave part to fixate the flexible display, the drive IC and the FPCB; a heating unit heating and softening an ACF connection portion between the flexible display and the drive IC and an ACF connection portion between the drive IC and the FPCB; an electrically driven wire driving unit separating the ACF connection portion between the drive IC and the FPCB in a softened state; an electrically driven pusher driving unit separating the drive IC from the ACF connection portion between the flexible display and the drive IC in a softened state; and a control unit equipped with a plurality of switches arranged on the front surface of the main body, controlling an absorption operation of the absorption unit via switch operation, controlling the heating operation of the heating unit, and adjusting the operation of the wire driving unit and the pusher driving unit, to automatically separate the drive IC and the FPCB from the flexible display even though a worker does not use hands directly. The present invention enhances work efficiency largely and improves recycling rates of normal components.

Description

[0001] APPARATUS FOR SEPARATING A DRIVER MODULE FROM A FLEXIBLE DISPLAY [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flexible display, for example, an apparatus for separating a drive IC and an FPCB from an OLED panel for a mobile phone, and more particularly, To a separation device for a flexible display and a driver module capable of greatly increasing the recycling rate of normal component parts by allowing the driver module, that is, the drive IC and / or the FPCB, to be easily separated from the OLED panel.

Generally, a flexible display device refers to a display device that can display visual information even when the display is formed on a flexible substrate instead of a thick glass substrate, even if it is folded or bent.

Examples of the flexible substrate to be applied to such a flexible display device include a plastic substrate made of an organic material, a substrate having a laminated structure of an organic material and an inorganic material, and a substrate containing a thin metal such as stainless steel or aluminum.

Examples of the flexible display to be applied to the flexible display device include a cholesteric LCD, a polymer dispersed liquid crystal (PDLC), an electrophoretic device, and an organic light emitting diode (OLED).

For example, OLED panels are widely used as flexible displays in mobile phones.

An example of such a flexible display device is disclosed in Korean Patent Laid-Open Publication No. 10-2007-0071442 entitled " Flexible Display Device and Manufacturing Method Thereof ".

A "flexible display device" of Korean Patent Laid-Open Publication No. 10-2008-0065738 has also been proposed.

Such flexible display devices include, for example, an OLED panel and a drive IC and a FPCB, which are driver modules connected to the OLED panel.

The structure of the conventional OLED panel 10, the drive IC 20 and the FPCB 30 related thereto is illustrated by way of example in Figs. 1A and 1B.

The flexible display device 1 includes an FPCB 30 for connecting between an OLED panel 10 and a controller (not shown), and an FPCB 30 connected to one side of the FPCB 30, And a drive IC 20 for converting a control signal into a pixel signal and transmitting the control signal to form a screen on the OLED panel 10. [

In this flexible display device 1, an ACF (Anisotropic Conductive) film made of an anisotropic conductive adhesive film is provided between the OLED panel 10 and the drive IC 20, and between the drive IC 20 and the FPCB 30, Film connecting portions 40 and 50 are interposed to connect the constituent parts while passing electricity.

Therefore, the ACF connection portions 40 and 50 electrically connect the OLED panel 10 and the drive IC 20, and between the drive IC 20 and the FPCB 30, respectively, And is configured to separate between the OLED panel 10 and the drive IC 20 and between the drive IC 20 and the FPCB 30. [

In such a flexible display device 1, a failure may occur in the driver module, that is, the drive IC 20 or the FPCB 30, during use of the product. If such a failure occurs, The entire flexible display device 1 is discarded, so that the cost for repairing the flexible display device 1 can not be reduced.

In order to solve such a problem, the OLED panel 10, the drive IC 20 and the FPCB 30 are separated from each other to attempt to recycle the usable OLED panel 10 and / or the FPCB 30 .

However, since these components are very weak in structural strength and very sensitive to electricity, the operator can not handle the product by hand, and only the corresponding OLED panel 10, drive IC 20 ), And the FPCB 30 are firmly fixed, and then heat is applied to the FPCBs 30 and the FPCBs 30 are separated from each other without generating static electricity manually.

Therefore, with such conventional manual operations, not only the working speed is lowered but also the recycling rate of normal component parts is lowered.

It is an object of the present invention to solve the above-mentioned problems of the prior art, and it is an object of the present invention to provide an OLED display device capable of preventing component parts from being broken due to static electricity, It is possible to automatically separate the IC and / or the FPCB, thereby remarkably improving the operation efficiency and significantly increasing the recycling rate of the normal component parts.

According to an aspect of the present invention, there is provided an apparatus for separating a drive IC and an FPCB from a flexible display, the apparatus comprising: a hollow box type structure; and a flexible display, a drive IC, and an FPCB A main body having a cover covering the upper surface; A plurality of suction ports are formed on the upper surface of the body portion, vacuum ports are respectively formed in the suction ports to fix the flexible display, the drive IC, and the FPCB at a vacuum pressure; A heating unit having a ACF connection part between the flexible display and the drive IC, and a heater block heating and softening the ACF connection part between the drive IC and the FPCB; A wire driving unit for separating the ACF connection portion of the FPCB and the drive IC softened by the heating unit from each other; And a pusher driving part for separating the drive IC from the ACF connection part of the flexible IC and the drive IC in the softened state.

According to another embodiment of the present invention, there is provided an apparatus for separating a drive IC from a flexible display, comprising: a hollow box type structure; a flexible display and a drive IC to be separated are arranged on an upper surface, A cover body covering the main body; A plurality of suction ports formed on an upper surface of the body portion, and vacuum ports formed in the suction ports to fix the flexible display and the drive IC at a vacuum pressure; A heating unit having a heater block for heating and softening the ACF connection portion of the flexible display and the drive IC; A pusher driving part for disconnecting the drive IC from the ACF connection part of the flexible IC and the drive IC in the softened state; And the pusher drive portion is configured to push and separate the drive IC from the ACF connection portion of the flexible display and the drive IC in the softened state as the pusher moves.

According to another embodiment of the present invention, there is provided an apparatus for separating an FPCB from a flexible display and a drive IC, the apparatus having a hollow box type structure, wherein a flexible display, a drive IC, and an FPCB A body portion having a cover covering the upper surface; A plurality of suction ports are formed on the upper surface of the body portion, vacuum ports are respectively formed in the suction ports to fix the flexible display, the drive IC, and the FPCB at a vacuum pressure; A heating unit having a heater block for heating and softening an ACF connection portion of the drive IC and the FPCB; And a wire driver for separating the ACF connection portion of the FPCB and the drive IC softened by the heating portion from each other.

According to the present invention, a flexible display (OLED panel), a drive IC, and an FPCB fixed to a main body by vacuum suction are softened by a plurality of heater blocks, and in such a softened state, After the FPCB is separated from the drive IC, the drive IC is disconnected from the ACF connection portion of the flexible display and the drive IC in a softened state by using the electrically driven pusher drive portion do.

Therefore, according to the present invention, since the operator does not directly separate the component parts by using his / her hands, it is possible to prevent the component parts from being damaged due to the static electricity, and to easily separate the drive IC and the FPCB from the flexible display , The operation efficiency can be greatly improved, and an improved effect can be obtained that can greatly increase the recycling rate of normal component parts.

Alternatively, according to the present invention, the operator can easily separate the drive IC and / or the FPCB selectively from the OLED panel, and thus can be used for various separating operations and applications of the flexible display device.

1A is a plan view schematically showing a coupling structure of an OLED panel, a drive IC, and an FPCB to which the present invention is applied.
1B is a side cross-sectional view along an AA line schematically showing a coupling structure of an OLED panel, a drive IC, and an FPCB to which the present invention is applied.
2 is an external perspective view showing the entirety of the separating device of the flexible display and the driver module of the present invention.
FIG. 3A is a cross-sectional view illustrating a state in which the upper heater blocks move toward the lower heater block in the heating unit of the flexible display and driver module separator of the present invention, and the ACF connection part of the OLED panel and the drive IC, Fig. 2 is an explanatory view showing an operation state in which the respective portions are coincident with each other.
3B is an explanatory view illustrating an upward movement state in which the upper heater blocks are separated from the lower heater block in the heating unit provided in the separator of the flexible display and the driver module of the present invention.
4 is an external perspective view showing an exemplary schematic configuration of a wire driving unit provided in a separator between the flexible display and the driver module of the present invention.
5 is an explanatory view showing a state in which a wire of a wire driving unit provided in a separating device for a flexible display and a driver module according to the present invention is separated from an ACF connecting portion of a drive IC and an FPCB.
6 is an external perspective view showing an exemplary schematic configuration of a pusher driving unit provided in a separating apparatus for a flexible display and a driver module according to the present invention.
7 is an explanatory view showing a state in which a pusher of a pusher driving part provided in a separating device for a flexible display and a driver module according to the present invention separates a drive IC from an OLED panel while moving forward.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

The apparatus 100 for separating a flexible display and a driver module according to the present invention is a device for separating the drive IC 20 and the FPCB 30 from a flexible display (hereinafter simply referred to as "OLED panel") 10.

The apparatus 100 for separating a flexible display and a driver module according to the present invention comprises a main body 110 having a hollow box-like structure as shown in FIG.

The main body 110 is formed with a concave portion 112 on which the OLED panel 10, the drive IC 20 and the FPCB 30 to be separated are arranged, (Not shown).

The hinge 114 is provided on the rear side of the main body 110 to rotatably fix one side edge of the lid 120 so that the lid 120 is hinged to the upper surface of the main body 110 114 to cover the concave portion 112 of the upper surface.

The main body 110 has a pair of LM guides 116a and 116b on one side of the upper surface thereof and a pair of wire support rods 158a and 158b of the wire driving part 150, 158b are linearly moved from side to side.

A guide groove 118 is formed in the center of the main body 110 in the forward and backward directions so that the pusher P of the pusher driving part 160, And the lid 120 is also provided with a cutout groove 124 aligned in parallel with the guide groove 118 so that the pusher P of the pusher drive unit 160 linearly moves forward and backward .

The separating apparatus 100 for separating a flexible display and a driver module according to the present invention comprises a suction unit 130 for fixing the OLED panel 10, the drive IC 20 and the FPCB 30 to the recess 112 A plurality of suction ports 132 are formed in the concave portion 112 of the suction unit 130 and a vacuum pressure is formed in the suction port 132, respectively.

That is, the suction unit 130 is connected to each suction port 132 by a suction pump (not shown) or a vacuum tube (not shown) from a vacuum tank (not shown) Vacuum pressure is applied to each suction port 132 through the operation of the switch 182.

If the OLED panel 10, the drive IC 20 and the FPCB 30 are placed on the concave portion 112 of the main body 110 and the vacuum pressure is applied to the OLED panel 10, the drive IC 20 And the FPCB 30 are tightly fixed to the recess 112 and can be freely separated when the vacuum pressure is released.

The OLED panel 10 fixed to the concave portion 112 of the main body 110 and the ACF connection portion 40 of the drive IC 20 and the drive IC 20 and the FPCB 30, And a heating unit 140 for heating and softening the ACF connection part 50 through an electric supply, respectively.

2, the heating unit 140 includes a plurality of heater blocks 142a and 142b. The heater blocks 142a and 142b are separated from each other at predetermined intervals in the recess 112 of the main body 110, A pair of lower heater blocks 142b and a pair of upper heater blocks 142a formed on the lid 120 at positions corresponding to the pair of lower heater blocks 142b.

3A and 3B, the pair of upper and lower pairs of the upper and lower heater blocks 142a and 142b are coupled to each other to form an ACF connection portion 40 of the OLED panel 10 and the drive IC 20 And the ACF connection portion 50 of the drive IC 20 and the FPCB 30, respectively.

The upper and lower heater blocks 142a and 142b move toward the lower heater block 142b while the lid 120 is moved downward by the downward turning operation of the lid 120, The ACF connection portion 40 of the OLED panel 10 and the drive IC 20 and the ACF connection portion 50 of the drive IC 20 and the FPCB 30 are electrically connected to each other, Respectively.

In this state, when electricity is applied to the upper and lower heater blocks 142a and 142b and the heating operation is performed, the ACF connection parts 40 and 50 are heated to a soft state where they can be separated from each other.

And, after such warming operation, if the lid 120 is lifted from the main body 110, the upper heater blocks 142a are lifted upward by the lower heater block 142b and separated as shown in FIG. 3B .

As described above, according to the present invention, the upper and lower heater blocks 142a and 142b are paired to form the ACF connection part 40 of the OLED panel 10 and the drive IC 20, and the drive IC 20 and the FPCB 30 The drive IC 20 and the FPCB 30 of different product families of different sizes or sizes are suitable for versatile use and the heat transfer The ACF connection portions 40 and 50 can be easily softened.

The present invention further includes an electrically driven wire driving part 150 for separating the drive IC 20 in the softened state and the ACF connecting part 50 of the FPCB 30 from each other.

2, the wire driving unit 150 is configured to be movable in the left and right directions within the LM guides 116a and 116b of the main body 110. The wire driving unit 150 includes a softened drive IC 20, A wire W passing through the ACF connection part 50 of the FPCB 30 is provided to separate the ACF connection part 50 of the drive IC 20 and the FPCB 30 from each other.

4, the wire driving unit 150 includes a first motor 152 that is capable of rotating forward and backward in the body 110, A first driving screw 154 is mounted on the rotating shaft of the first driving screw 152 and a pair of wire supporting rods 158a and 158b are connected to the first driving screw 154 through a first nut portion 156. [

The upper ends of the pair of wire support rods 158a and 158b extend to the upper surface of the main body 110 and are connected to the wires W from the outside of the main body 110, As shown in FIG. 5, the drive IC 20 and the FPCB 30 are disposed on the upper surface of the main body 110 so as to be able to move leftward and rightward at a height that passes through the ACF connecting portion 50 of the FPCB 30. Such a wire W is preferably a tungsten wire excellent in heat resistance and corrosion resistance and high in strength.

The present invention further includes an electrically driven pusher driving part 160 for separating the drive IC 20 from the ACF connection part 40 of the OLED panel 10 and the drive IC 20 in a softened state.

2, the pusher driving unit 160 includes a pusher (not shown) configured to be movable back and forth in the central guide groove 118 of the main body 110 and the cutout groove 124 of the lid 120, P, and pushes and disconnects the drive IC 20 from the OLED panel 10.

6, the pusher driving unit 160 includes a second motor 162 that can rotate forward and backward in the main body 110, and the second motor 162 162 are mounted with a second drive screw 164.

A push lever P in the form of a bending lever is connected to the second driving screw 164 through a second nut 166. The upper end of the pusher P is connected to the upper surface of the main body 110 The driving IC 20 is extended from the OLED panel 10 by being positioned on the side surface of the drive IC 20 on the upper surface of the main body 110 as shown in FIG.

The pusher driving unit 160 separates the drive IC 20 from the OLED panel 10 after the FPCB 30 is separated from the drive IC 20 by the wire driving unit 150 once.

That is, the pusher driving unit 160 separates and removes the FPCB 30 from the drive IC 20, separates and separates an IC (not shown) from the film of the drive IC 20, The drive IC 20 in the form of a film is pushed out and rolled away from the OLED panel 10 (see Fig. 7).

Meanwhile, the present invention includes a control unit 180 disposed on the front surface of the main body 110.

The control unit 180 includes a plurality of switches 182 on the front surface of the main body 110. The switches 182 control the suction operation of the suction unit 130 through the user's pressing operation The heating operation of the heating unit 140 and the operation of the wire driving unit 150 and the pusher driving unit 160 are controlled.

That is, the control unit 180 controls the vacuum pressure of the suction port 132 of the suction unit 130 through the operation of the switch 182.

The controller 180 controls power supply to the heater blocks 142a and 142b of the heating unit 140 to control the heating temperature and controls the heating and cooling of the first motor 152 of the wire driving unit 150, Controls the reverse rotation so as to separate the drive IC 20 and the ACF connection portion 50 of the FPCB 30 while moving the tungsten wire W to the left and right.

The control unit 180 controls the forward and reverse rotations of the second motor 162 of the pusher driving unit 160 to move the drive IC 20 from the OLED panel 10 while moving the pusher P forward and backward Thereby controlling the operation of pushing and pulling it in the forward and backward directions.

The apparatus 100 for separating a flexible display and a driver module according to the present invention constructed as described above can automatically separate the drive IC 20 and the FPCB 30 from the OLED panel 10 without using a hand .

First, the operator opens the lid 120 from the main body 110 to the upper side, and then the OLED panel 10, the drive IC 20 and the FPCB 30 (not shown) to be separated by using a separate vacuum adsorbing device Is placed on the concave portion 112 on the main body portion 110.

When vacuum pressure is applied to the suction port 132 of the suction unit 130 through the operation of the switch 182 of the control unit 180 in this state, the OLED panel 10, the drive IC 20 And the FPCB 30 are tightly fixed to the recess 112.

3A, the upper heater blocks 142a are moved downward to the lower heater block 142b, and the OLED panels 142a and 142b are disposed between the upper heater blocks 142a and the lower heater block 142b. 10 and the ACF connecting portion 40 of the drive IC 20 and the ACF connecting portion 50 of the drive IC 20 and the FPCB 30 are located.

When the user operates the switch 182 of the control unit 180 in this state, electric power is applied to the upper and lower heater blocks 142a and 142b to cause the heating operation, Are heated to a softened state in which they can be separated from each other.

In this state, the user operates the switch 182 of the control unit 180 to operate the wire driving unit 150.

5, the wire driving unit 150 moves the pair of wire support rods 158a and 158b and the tungsten wire W in the left and right directions by the operation of the first motor 152, And the drive IC 20 of the FPCB 30 and the ACF connection portion 50 of the FPCB 30 to completely separate the drive IC 20 and the FPCB 30. [

When the drive IC 20 and the FPCB 30 are separated from each other, the cover 120 is lifted to lift up the separated FPCB 30. In this state, the IC is separated from the film of the drive IC 20 , The user operates the pusher driving unit 160 through the operation of the switch 182 of the control unit 180. [

7, the pusher driving unit 160 pushes the film-shaped drive IC 20 from the OLED panel 10 while pushing the pusher P forward, and then pushes and drives the drive IC 20 in a circular shape.

Since the OLED panel 10 is in a state in which the vacuum port is applied to the suction port 132, the OLED panel 10 is held in close contact with the concave portion 112 of the main body 110, , Only the OLED panel 10 is left.

In this state, the vacuum port is released from the suction port 132, and the OLED panel 10 is collected from the main body 110.

As described above, according to the present invention, the driver IC 20 and the FPCB 30 can be easily and automatically separated from the OLED panel 10 without using the hand of the operator and separating the component parts.

Thus, according to the present invention, not only the operation efficiency of separating the drive IC 20 and the FPCB 30 from the OLED panel 10 is greatly improved, but also the excellent recyclability of the normal component parts can be greatly improved Effect can be obtained.

Although the present invention has been described in detail with reference to specific embodiments thereof with reference to the accompanying drawings, the present invention is not limited to such specific structures. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the following claims. For example, the first and second motors 152 and 162, the first and second drive screws 154 and 164, and the first and second nut portions 156 and 166 may have different drive means, It may be replaced by another linear moving means such as a pneumatic cylinder (not shown). In addition, the upper and lower heater blocks 142a and 142b may be constituted by only the upper heater block 142a or the lower heater block 142b. However, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims and their equivalents.

1: Flexible display device 10: OLED panel
20: drive IC 30: FPCB
40, 50: ACF connection part
100: Separation device between flexible display and driver module
110: main body part 112: concave part
114: Hinges 116a, 116b:
118: guide groove 120: cover
124: incision groove 130: suction part
132: Suction port 140:
142a, 142b: heater block 150: wire driver
152: first motor 154: first drive screw
156: first nut portion 158a, 158b:
160: pusher driving part 162: second motor
164: second driving screw 166: second nut portion
180: control unit 182: switch
P: Pusher W: Wire

Claims (3)

An apparatus for separating a drive IC and an FPCB from a flexible display,
A main body portion having a hollow box type structure and having a cover for covering the upper surface, on which a flexible display, a drive IC and an FPCB to be separated are arranged;
A plurality of suction ports are formed on the upper surface of the body portion, vacuum ports are respectively formed in the suction ports to fix the flexible display, the drive IC, and the FPCB at a vacuum pressure;
A heating unit having a ACF connection part between the flexible display and the drive IC, and a heater block heating and softening the ACF connection part between the drive IC and the FPCB; And
And a wire driving unit for separating ACF connection portions of the FPCB and the drive IC in a softened state by the heating unit,
Wherein the wire driving unit includes a first motor capable of rotating forward and backward in the main body unit, a first driving screw is mounted on a rotating shaft of the first motor, and a pair of And the wires extend from the upper surface of the body portion to the upper surface of the body portion, and the wires are connected to the ACF connection of the drive IC and the FPCB on the upper surface of the body portion. And the ACF connection part of the drive IC and the FPCB in the softened state is separated from the ACF connection part in the softened state. An apparatus for separating a drive IC and an FPCB from a flexible display,
A main body portion having a hollow box type structure and having a cover for covering the upper surface, on which a flexible display, a drive IC and an FPCB to be separated are arranged;
A plurality of suction ports are formed on the upper surface of the body portion, vacuum ports are respectively formed in the suction ports to fix the flexible display, the drive IC, and the FPCB at a vacuum pressure;
A heating unit having a ACF connection part between the flexible display and the drive IC, and a heater block heating and softening the ACF connection part between the drive IC and the FPCB; And
And a pusher driving part for disconnecting the drive IC from the ACF connection part of the flexible IC and the drive IC in the softened state,
Wherein the pusher driving unit includes a second motor capable of rotating forward and backward in the main body unit, a second driving screw is mounted on a rotation shaft of the second motor, and a lever shape And the upper end of the pusher extends to the upper surface of the main body and is positioned on the side of the drive IC on the upper surface of the main body so that the FPCB is separated from the drive IC and then the flexible display in the softened state and the drive And the drive IC is arranged so as to be separated from the flexible display by pushing the drive IC in the forward and backward direction from the ACF connection portion of the IC. 3. The apparatus of claim 2, wherein the pusher drive part is configured to push and separate the IC from the film of the drive IC and then push the drive IC out of the flexible display while moving the pusher.

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