KR20140131642A

KR20140131642A - Vision recognition system

Info

Publication number: KR20140131642A
Application number: KR20130050445A
Authority: KR
Inventors: 이철호; 유승열; 정성욱; 정승용
Original assignee: 주식회사 에이에스티젯텍
Priority date: 2013-05-06
Filing date: 2013-05-06
Publication date: 2014-11-14

Abstract

The present invention relates to a vision recognition device for a dual-panel joining apparatus for supplying a display panel and a touch panel at the same time and having contacts of two or more tags overlapping the supplied display panel and a mark formed on the tag of the FPC of the touch panel A camera module for photographing at least one of a display panel simultaneously supplied on a stage and a mark or a contact formed on two FPC tags of the touch panel, the camera being installed below the tag under the stage, The M-FPC tag of the display panel stacked on the lower side is folded by the driving of the rotating means provided on one side of the stage, and the touch which is stacked on the upper side The T-FPC tag is first photographed with the T-FPC tag of the panel exposed to the camera, and the M-FPC Characterized by controlling so as to record the M-FPC tag while he expanded.

Description

[0001] VISION RECORDING APPARATUS FOR A DUAL PANEL WITH TWO OR MORE TAG CONTACTS [

More specifically, the present invention relates to a camera for a joining device, and more particularly to a camera for a joining device, which is capable of simultaneously supplying a display panel and a touch panel, both of which are equipped with an FPC, The present invention relates to a vision recognition apparatus for a dual panel joining apparatus in which contacts of two or more tags can be detected.

More specifically, the present invention relates to a camera module having camera control means for photographing both a mark formed on a connection tag extending from an M-FPC of a display panel and a mark formed on a connection tag extending from a T-FPC of the touch panel will be.

2. Description of the Related Art Generally, a display device is a device for converting a signal output from a computer device (hereinafter referred to as "computer") such as a computer into an image and displaying the image signal. However, in recent years, a display device having an input function has been developed and used.

That is, in order to display a new image from a display device, a conventional display device requires a data input device such as a keyboard, a keypad, and a mouse for inputting information to a computer, but a display device recently developed and used requires information So that it can be input. As a representative example of such a display device, there is a touch screen having a touch panel as a position detection sensor on a display panel.

The touch panel includes a touch panel for detecting a position on a display panel for displaying an image. The touch panel is electrically connected to a main board on which a chip for driving the display panel is mounted. The touch panel includes a main circuit board And an auxiliary circuit board for transferring the touch position coordinate signal, which is glued and sensed, to the main board is attached. The auxiliary circuit board is fixed to the outermost portion of the display panel in the process of manufacturing the module of the display device.

As the display panel, there are various kinds such as LCD, OLED, AMOLED and the like, and flexible and rigid ones are available depending on physical properties. The touch screen using such a display panel includes a flexible circuit board (M- FPC (hereinafter collectively referred to as an "M-FPC") and a contact of a flexible circuit board (T-FPC, hereinafter collectively referred to as "T-FPC") extended from the touch panel are mutually connected to form an electrical signal And performs a display function and an input function.

In order to connect the M-FPC of the display panel and the T-FPC of the touch panel to each other, the connection tags are extended from the two FPCs and the contacts formed on the respective tags must be accurately aligned. In this case, when the tag contacts of two FPCs are not aligned correctly, there is a problem that accurate information can not be inputted.

Various techniques for bonding the contacts of the tags of the display panel M-FPC and the touch panel T-FPC have been developed, for example, Patent Documents 1 and 2.

The conventional method and apparatus for connecting the FPC tag contacts are separately supplied with the FPC and the panel separated from each other, bonding the FPC and the panel substrate to each other, bonding the FPCs to each other, .

However, in the conventional FPC bonding method, as described above, the FPC and the panel are respectively supplied and joined together. After supplying each of the display panels and the touch panel to which the FPC is bonded separately, The display panel M-FPC and the touch panel T-FPC tag contacts are aligned and pressed to align the contacts between the two FPC tags. However, in this method, The process of bonding the contacts of the FPC tag requires a long time, and the alignment of the contacts is not properly performed, thereby increasing the defect rate.

In addition, this conventional technique does not require an imaging device for recognizing them because the bonding is performed in a state that the FPC and the panel are respectively supplied.

Korean Patent Registration No. 0926979 Korean Patent Registration No. 0890198

In order to solve the problems of the related art, an apparatus and a method for connecting the contacts of the PFC by supplying the FPCs integrally attached to the respective panels have been developed. In order to image the tags of the two overlapping FPCs And the contact points of the two or more tags are overlapped with each other.

That is, the present invention simultaneously supplies the FPC-attached display panel and the touch panel, sequentially and automatically photographs the marks formed on the supplied display panel and the FPC tag of the touch panel to quickly and easily check the type of the pen or the position of the contact And a plurality of contacts of two or more tags are superimposed on each other.

In particular, according to the present invention, a camera is installed in a lower part of a stage for supporting panels, an M-FPC tag formed on a display panel is folded by a pivoting means of a stage, and marks and contacts formed on an upper T- FPC tag of the display panel that has been returned by rotating the rotating means after the rotation of the rotating means is reversed, and contacts of two or more tags having control means for taking pictures of the contact point, And an object of the present invention is to provide a device.

According to an aspect of the present invention, there is provided a vision recognition apparatus for a joining apparatus for a dual panel, wherein the contacts of two or more tags are superimposed on each other, And a camera module for photographing at least one of the contact points, wherein a camera is provided under the tag below the stage, wherein the camera is capable of adjusting the focal distance, and the photographing time is controlled by the control means, The M-FPC tag of the display panel stacked on the lower side is folded by driving the rotating means provided on one side of the T-FPC tag, and the T-FPC tag is first photographed in a state in which the T- And controls the M-FPC tag to photograph the M-FPC tag in a state in which the M-FPC tag is unfolded by the turning means being in the original position.

Preferably, the control means for controlling the camera is interlocked with the drive control of the rotation means.

As described above, according to the present invention, a vision recognition apparatus for a dual-panel joining apparatus in which contacts of two or more tags are superimposed is characterized in that a camera and a mark formed on a tag of a touch panel, So that it is possible to simplify the configuration of the equipment and to photograph the mark and the contact point at a fixed position of one camera, so that the alignment of the dots formed on the tags of the two panels can be made easier.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of an example of a joining apparatus having a vision recognition apparatus for a dual panel joining apparatus in which contacts of two or more tags are superimposed on each other according to the present invention;
2 is a perspective view of a stage provided with a vision recognition apparatus for a joining apparatus for a dual panel in which two or more tags are overlapped with each other according to the present invention
3 is a plan view of a stage on which a vision recognition device for a joining apparatus for a dual panel having two or more contacts of a tag is superimposed according to the present invention
4 is a side view showing an operating state of a vision recognition apparatus for a joining apparatus for a dual panel in which contacts of two or more tags are superposed according to the present invention

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a vision recognition apparatus for a dual panel joining apparatus in which contacts of two or more tags are superposed according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

The present invention is applicable to a camera control such that a mark formed on a connection tag extending from the M-FPC of the display panel 20 and a mark formed on the connection tag 10t, 20t extending from the T-FPC of the touch panel 10 1 to 4, includes a camera 1 installed at a lower portion of a stage 100 on which the panels are placed.

There are various kinds of display panels including an LCD, an OLED, and an AMOLED as the display panel having an FPC bonded by a bonding apparatus having a tool for a bonding apparatus for a dual panel in which the contacts of two or more tags according to the present invention are overlapped , Flexible depending on physical properties, and rigid ones.

The camera 1 should be able to adjust the focal length to photograph the marks or contacts of the two tags 10t and 20t at different distances. 4, the camera 10 includes two stages of the display panel 20 and the touch panel 10, that is, a stage where the T-FPC tag 10t and the M-FPC tag 20t are positioned The marks formed on the T-FPC tag 10t and the M-FPC tag 20t can be precisely positioned.

The camera 1 is provided with control means (not shown) for controlling the photographing with a time difference since two objects must be photographed.

That is, the control means can allow the camera 1 to photograph both the mark formed on the M-FPC tag 20t of the display panel 20 and the mark of the T-FPC tag 10t formed on the touch panel 10 So as to control the camera shooting time.

As shown in FIG. 1, a joining apparatus for a touch screen using a camera module according to the present invention includes a stage 100 supporting a display panel 20 and a touch panel 10, And a joining device 200 for joining the contacts on the tags 10t and 20t of the two panels 10 and 20 supported. The bonding apparatus 200 functions to press the contact by moving the tool.

The M-FPC is installed on the display panel 20 so that the display panel 20 and the touch panel 10, to which the contacts are joined by the apparatus configured as described above, are similar to the panels and the like constituting the normal touch screen, FPC tags 20t and T-FPC tags 10t are formed on the touch panel 10 and extended from each of the FPCs to form a T-FPC tag 10t. Each of the tags 10t and 20t Contact points are formed on the surfaces facing each other.

In addition, a mark is formed on the M-FPC tag 20t and the T-FPC tag 10t, which is a reference for aligning the contacts.

The camera module according to the present invention is for photographing a mark or a contact so that alignment can be performed automatically when aligning the contacts formed on the tags 10t and 20t, FPC tag 20t of the display panel stacked on the lower side by driving the rotating means provided on one side of the frame 100. [ FPC tag 10t is first photographed in a state in which the T-FPC tag 10t of the touch panel stacked on the upper side is folded and exposed on the camera, and the rotating means 110 is placed in the original position, FPC tag 20t in a state in which the M-FPC tag 20t is unfolded.

That is, as shown in Fig. 4 (a), when the pivoting means 110 provided on the stage 100 is pivoted downward in a state in which the M-FPC tag 20t of the display panel 20 in which the M- The M-FPC tag 20t is bent downward so that the T-FPC tag 10t of the touch panel stacked on the top is exposed to the camera. At this time, the camera is operated to be formed on the T-FPC tag 10t of the touch panel The mark is taken.

4 (b), when the rotating means 110 returns to the home position, the M-FPC tag 20t of the display panel 20 is horizontally unfolded to cover the T-FPC tag 10t of the touch panel The mark formed on the M-FPC tag 20t of the display panel 20 can be photographed because the mark formed on the M-FPC tag 20t of the display panel 20 is exposed to the camera 1. [

By operating the camera in accordance with the position or state of the pivoting means 110, a mark formed on the tags 11t and 20t of two panels can be photographed with one camera, It is possible to more precisely determine the positions of the two marks, thereby more precisely aligning the tags 10t and 20t.

As described above, since the instant the camera 1 is photographed differs depending on the position of the pivoting means 110, the control means for controlling the camera 1 is linked to the driving control of the pivoting means 110 desirable. That is, the camera can be operated more accurately according to the position of the rotating means by interlocking the driving control of the driving device for driving the rotating means and the camera controlling means.

1: Camera
10: Display panel 10t: M-FPC tag
20: Touch panel 20t: T-FPC tag
100: stage 110: rotating means
200: joining device

Claims

A camera module for photographing at least one of a mark and a contact formed on two FPC tags (10t, 20t) of a display panel (10) and a touch panel (20) simultaneously supplied on a stage (100)
A camera 1 is provided so as to be positioned below a tag under the stage 100. The camera is capable of adjusting a focal distance and controlling a photographing time by a control means, The M-FPC tag 20t of the display panel stacked on the lower side is folded by the driving of the installed rotating means and the T-FPC tag 10t of the touch panel stacked on the upper side is exposed to the camera, FPC tag 20t is photographed in a state in which the M-FPC tag 20t is unfolded by the turning means 110 being in the original position, characterized in that the contact of two or more tags Vision recognition device for overlapping dual panel joining device.

The method according to claim 1,
Wherein the control means for controlling the camera is interlocked with the driving control of the rotation means (110). The vision recognition apparatus for a dual panel joining apparatus according to any one of claims 1 to 3, wherein the contact points of two or more tags are overlapped.