WO2018117688A1

WO2018117688A1 - Attachment device

Info

Publication number: WO2018117688A1
Application number: PCT/KR2017/015241
Authority: WO
Inventors: 한동희
Original assignee: 주식회사 필옵틱스
Priority date: 2016-12-22
Filing date: 2017-12-21
Publication date: 2018-06-28
Also published as: KR101789451B1

Abstract

An attachment device of the present disclosure comprises: a first stage onto which a first object is adsorbed; a second stage onto which a second object to be attached to the first object is adsorbed and which is inclined with respect to the first stage in a process of attaching the first object and the second object to each other; a roller member which is placed adjacent to one end of the second stage and is rotated such that the second object can move in one direction; an acceleration unit which includes a power member for rotating the roller member; and a moving unit which allows at least one of the first stage and the second stage to be moved relative to the other.

Description

Attachment

TECHNICAL FIELD The present invention relates to an attachment device, and more particularly, to an attachment device that can be used to attach a flexible material such as a film to an object.

As liquid crystal displays are widely used in industry, the polarizing plastic thin films used here are used for wrist watches, electronic notebooks, notebooks, computers, camcorders, etc. using liquid crystal displays (LCDs). It is widely used in the field which requires polarization, such as an image display apparatus and sunglasses.

In particular, in manufacturing the liquid crystal display, a process of attaching a film to a substrate or attaching the films to each other may be performed. Conventional attachment devices for this purpose are generally attached to the object and the film placed in parallel with each other.

On the other hand, when a minute space is formed between the film and the object in the film attachment process, bubbles may be formed inside the finished product.

One embodiment of the present invention is to provide an attachment device that can prevent the generation of bubbles, and can significantly improve the adhesion speed than conventional.

In addition, an embodiment of the present invention is to provide an attachment device that is excellent in efficiency, while the structure can be simplified compared to the prior art.

In the attachment device according to an aspect of the present invention, a first stage to which a first attachment object is adsorbed, a second attachment object attached to the first attachment object are adsorbed, and the first attachment object and the second attachment object are attached to each other. A second stage positioned inclined with respect to the first stage, a roller member positioned adjacent to one end of the second stage and rotated to move the second attachment object in one direction, and a power to rotate the roller member And an acceleration unit including a member and a moving unit that allows at least one of the first stage and the second stage to be moved relative to each other.

On the other hand, it may include a phase inversion member for rotating the first stage so that the first attachment object seated on the first stage is directed downward.

On the other hand, it is provided in each of the first stage and the second stage includes a suction unit for allowing the first stage and the second stage to adsorb each of the first attachment object and the second attachment object by vacuum adsorption. Can be.

Meanwhile, a position detecting unit may be disposed adjacent to each of the first and second stages to detect a position of the first attachment object on the first stage and a position of the second attachment object on the second stage. have.

On the other hand, it may include a position alignment unit coupled to at least one of the first stage and the second stage to align the position of at least one of the first attachment object and the second attachment object.

On the other hand, it may include a control unit for controlling the power member to vary the rotational speed of the roller member.

Meanwhile, a lift unit coupled to at least one of the first stage and the second stage may move the first stage toward the second stage or move the first stage toward the second stage. can do.

In the attachment device according to the present invention, bubbles are generated between the first attachment object and the second attachment object by being attached by the roller member while the first attachment object and the second attachment object are kept in line contact. It can prevent.

Further, by attaching the first attachment object and the second attachment object at a high speed by the rotation of the roller member, the attachment speed per unit time can be remarkably improved than the conventional attachment device. Therefore, productivity can be increased.

On the other hand, in the conventional attachment device there is a structure using a sharp tip end to implement the line contact of the objects to be attached to each other, such a conventional attachment device is a device for moving the rod, the pusher for applying pressure to the film The overall structure can be complicated by installing a device or the like.

However, the attachment device according to one embodiment of the present invention is to position the second stage inclined with respect to the first stage while arranging a relatively simple acceleration unit adjacent to the second stage. Line contact of the object can be realized.

That is, the attachment device according to an embodiment of the present invention can simplify the overall structure as compared with the conventional attachment device, can shorten the manufacturing time of the attachment device, and can also lower the manufacturing cost.

1 is a view showing an attachment device in an embodiment of the present invention.

2 is a perspective view illustrating a first stage and a phase inversion member.

3 is a perspective view illustrating the second stage, the position alignment unit and the elevation unit.

4 to 8 are views sequentially showing the operation of the attachment device according to an embodiment of the present invention, Figure 4 is a position detection unit detects the process of detecting the position of the first attachment object and the second attachment object 5 is a diagram illustrating a state in which a first stage is rotated, FIG. 6 is a diagram illustrating a process of moving a first stage to a second stage, and FIG. 7 is a diagram illustrating a first stage being a first stage. FIG. 8 is a diagram illustrating a process of lifting up and down a stage, and FIG. 8 is a diagram illustrating a process of attaching a first attachment object and a second attachment object to each other by an acceleration unit.

9 is a view showing objects that can be manufactured by the attachment device according to an embodiment of the present invention.

10: first attachment object

20: second attachment object

100: attachment device

110: first stage

120: second stage

130: acceleration unit

131: roller member

132: no power

140: mobile unit

143: phase inversion member

150: adsorption unit

160: position detection unit

170: position alignment unit

180: control unit

190: lifting unit

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 may easily implement the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention.

In order to clearly describe the present invention, parts irrelevant to the description are omitted, and like reference numerals designate like 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 components different from the exemplary embodiment will be described.

Throughout the specification, when a part is "connected" with another part, it includes not only "directly connected", but also "indirectly connected" with another member therebetween. In addition, when a part is said to "include" a certain component, it may mean that other components are not included, except in addition to the description to the contrary, further includes other components.

In addition, the present invention is mainly used to attach a film, but is not necessarily limited thereto. That is, the present invention can be used for the attachment of the film and the film and at least one of the two attached to each other in addition to being used for attaching the film to the substrate or the like, the flexible property.

1 is a view showing an attachment device according to an embodiment of the present invention, FIG. 2 is a perspective view showing a first stage and a phase reversal member, and FIG. One perspective view.

1 to 3, the attachment device 100 according to an embodiment of the present invention includes a first stage 110, a second stage 120, an acceleration unit 130, and a moving unit 140. do.

The first stage 110 adsorbs the first attachment object 10. For example, the first stage 110 may have a plate shape having a thickness. The first stage 110 may be made somewhat larger than the size of the first attachment object 10.

Meanwhile, the attachment device 100 according to an embodiment of the present invention may include a phase inversion member 143.

The phase inversion member 143 may rotate the first stage 110 such that the first attachment object 10 seated on the first stage 110 faces downward. That is, the phase inversion member 143 may face the second attachment object 20 adsorbed on the second stage 120 while the first attachment object 10 is adsorbed on the first stage 110. The first stage 110 may be rotated so that the first stage 110 is rotated.

The phase inversion member 143 for this may be a servo motor as an example. The servo motor may be coupled to the first stage 110. Such a servo motor may rotate the first stage 110 by 180 degrees. However, the phase inversion member 143 is not necessarily limited to being a servo motor.

The second stage 120 may adsorb the second attachment object 20 attached to the first attachment object 10. The second stage 120 is positioned to be inclined with respect to the first stage 110 while the first attachment object 10 and the second attachment object 20 are attached to each other. The second stage 120 may have a plate shape. The second stage 120 may be made somewhat larger than the size of the second attachment object 20.

On the other hand, the attachment device 100 according to an embodiment of the present invention may include an adsorption unit 150.

The adsorption unit 150 is installed in each of the first stage 110 and the second stage 120 so that the first stage 110 and the second stage 120 are connected to the first attachment object 10. Each of the second attachment objects 20 can be adsorbed by vacuum adsorption.

To this end, vacuum suction holes may be formed on one surface of the first stage 110 and the second stage 120. The vacuum suction holes may be connected to a vacuum pump not shown. When the vacuum pump is operated, the first attachment object 10 may not be separated by being adsorbed to the first stage 110 by a vacuum adsorption method. The second attachment object 20 may also be the same.

The acceleration unit 130 is positioned adjacent to one end of the second stage 120 to rotate the roller member 131 and the roller member 131 so that the second attachment object 20 can move in one direction. And a power member 132 that rotates. The acceleration unit 130 may further include a reducer 133 and a bearing 134.

The bearing 134 may be fixed to the frame not shown while being coupled to the roller member 131. Here, the frame (not shown) may be the body of the attachment device 100. The reducer 133 may connect between the power member 132 and the roller member 131. The reducer 133 may be for adjusting the rotational speed or setting the gear ratio in a general rotary device, a detailed description thereof will be omitted.

Meanwhile, in the process of mounting the second attachment object 20 to the second stage 120, one end of the second attachment object 20 may be positioned on the roller member 131 of the acceleration unit 130. It may be desirable. This is to allow the second attachment object 20 to be moved in one direction according to the rotation of the roller member 131 while the first attachment object 10 and the second attachment object 20 are attached to each other. .

Accordingly, one end of the second attachment object 20 is moved in one direction by the rotation of the roller member 131 in a state in which the one end of the first attachment object 10 is in contact with the first attachment. The object 10 and the second attachment object 20 may be stably attached while maintaining line contact with each other.

That is, the acceleration unit 130 not only enables the first attachment object 10 and the second attachment object 20 to maintain linear contact with each other, but also allows the second attachment object 20 to move in one direction. It can also serve as a power source.

The moving unit 140 allows at least one of the first stage 110 and the second stage 120 to be relatively moved. The moving unit 140 for this purpose may include, for example, a bracket member 141, a screw member 142, and a motor (not shown).

The bracket member 141 may be coupled to the above-described phase inversion member 143. The screw member 142 may be screwed into the bracket member 141 while passing through the bracket member 141. Here, the screw member 142 may be a shaft having a threaded line on the circumferential surface. The motor may be coupled to the screw member 142 to rotate the screw member 142.

When the screw member 142 is rotated by a motor, the bracket member 141 may be linearly reciprocated along the screw member 142. Accordingly, the first stage 110 and the second stage 120 may be closer or farther from each other.

On the other hand, the attachment device 100 according to an embodiment of the present invention may include a position detection unit 160.

The position detection unit 160 is positioned adjacent to each of the first stage 110 and the second stage 120 to position the first attachment object 10 on the first stage 110 and the second stage. The position of the second attachment object 20 on the 120 can be detected.

In the process of repeatedly seating the first attachment object 10 on the first stage 110, it may be difficult for the first attachment object 10 to be always located at a specific position of the first stage 110. Also, the second attachment object 20 may be the same. The position detection unit 160 may detect the positions of the first attachment object 10 and the second attachment object 20. The position detection unit 160 may include, for example,

cameras

160a and 160b (see FIG. 4) and an image processor (not shown).

The

cameras

160a, 160b (see FIG. 4) may photograph the positions of the first attachment object 10 and the second attachment object 20, respectively. The image processor may calculate where the first attachment object 10 and the second attachment object 20 are located from the virtual reference point by analyzing image data captured by the

cameras

160a, 160b (see FIG. 4).

Attachment device 100 according to an embodiment of the present invention may include a position alignment unit 170.

The position alignment unit 170 is coupled to at least one of the first stage 110 and the second stage 120 to position at least one of the first attachment object 10 and the second attachment object 20. Can be sorted. The position alignment unit 170 analyzes the position data of the first attachment object 10 and the second attachment object 20 detected by the position detection unit 160 described above to attach the first attachment object 10 and the second attachment. The position of the object 20 is corrected. Accordingly, in the process of attaching the first attachment object 10 and the second attachment object 20 to each other, the first attachment object 10 and the second attachment object 20 may be attached to each other at an accurate position according to the design. have.

Meanwhile, the position alignment unit 170 may include, for example, a first moving plate 171, a second moving plate 172, and a rotating plate 173. Here, the position alignment unit 170 will be described as being coupled to the second stage 120 for convenience of description.

The first moving plate 171 may be coupled to the lower side of the second stage 120 to allow the second stage 120 to move in the Y direction. The first moving plate 171 may be coupled to the second moving plate 172 to allow the second stage 120 to move in the X direction.

The rotating plate 173 may be coupled to the lower side of the second moving plate 172 to allow the second stage 120 to rotate in the left and right directions. Since the second stage 120 may be moved in the X direction, the Y direction, and the left and right rotation by the position alignment unit 170, the second attachment object 20 positioned on the second stage 120 may also be varied. It can be moved freely in position.

On the other hand, the attachment device 100 according to an embodiment of the present invention may include a lifting unit 190.

The elevating unit 190 is coupled to at least one of the first stage 110 and the second stage 120 to allow the first stage 110 to move toward the second stage 120 or the first stage 110. The first stage 110 may be moved toward the second stage 120.

For example, when the elevating unit 190 is coupled to the second stage 120, the elevating unit 190 may be coupled to the lower side of the above-described position alignment unit 170. The lifting unit 190 may be, for example, any one selected from a linear motor, a hydraulic cylinder, and a pneumatic cylinder, but is not limited thereto. The lifting unit 190 may move the first stage 110 or the second stage 120 in the vertical direction. If so, any one may be sufficient.

Hereinafter, an operation process of the attachment device 100 according to an exemplary embodiment of the present invention will be described in detail with reference to the accompanying drawings.

5 to 8 are views sequentially showing the operation of the attachment device according to an embodiment of the present invention.

First, referring to FIG. 5, the first attachment object 10 may be seated on the first stage 110, and the second attachment object 20 may be seated on the second stage 120. At this time, the adsorption unit 150 is operated so that the first attachment object 10 is not separated from the first stage 110 and the second attachment object 20 is not separated from the second stage 120. Thereafter, the position detection unit 160 detects positions of the first attachment object 10 and the second attachment object 20.

Next, as shown in FIG. 5, when the first stage 110 is rotated 180 degrees and the phase is reversed, the first stage 110 moves to the second stage 120 as shown in FIG. 6. Can be. In this case, the first attachment object 10 and the second attachment object 20 may be positioned such that one surface thereof faces each other.

Next, as shown in FIG. 7, the second stage 120 may be elevated to the first stage 110.

Finally, as shown in FIG. 8, the first attachment object 10 and the second attachment object 20 may be attached to each other by the acceleration unit 130. Since a part of the second attachment object 20 is positioned on the roller member 131, the right end of the second attachment object 20 is in contact with the right end of the first attachment object 10. The first stage 110 may be moved to the right. At the same time, the operation of the adsorption unit 150 installed in the second stage 120 is stopped while the acceleration unit 130 is operated to rotate the roller member 131.

Accordingly, the first attachment object 10 and the second attachment object 20 may be attached to each other while the second attachment object 20 is moved to the right. In this case, the first attachment object 10 and the second attachment object 20 may be attached without bubbles while maintaining the line contact.

On the other hand, the attachment device 100 according to an embodiment of the present invention may include a controller 180.

The controller 180 may control the power member 132 to vary the rotation speed of the roller member 131. As such, the rotational speed of the roller member 131 is varied by the controller 180, so that the shape of the film produced by the attachment device 100 may be varied as shown in FIGS. 9A, 9B, and 9C. It may be shaped.

As described above, the attachment device 100 according to the embodiment of the present invention is attached by the roller member 131 in a state in which the first attachment object 10 and the second attachment object 20 are in line contact, thereby providing the first attachment. It is possible to prevent bubbles from being generated between the object 10 and the second attachment object 20.

In addition, since the first attachment object 10 and the second attachment object 20 are attached to each other at a high speed by the rotation of the roller member 131, the attachment speed per unit time can be significantly improved than the conventional attachment device. . Therefore, productivity can be increased.

On the other hand, in the conventional attachment device there is a structure using a sharp tip of the tip to implement the line contact of the objects to be attached to each other, such a conventional attachment device is a device for moving the push rod, a device for applying a pressure to the film The overall structure can be complicated by having to install such a lamp.

However, the attachment device 100 according to an embodiment of the present invention includes the acceleration unit 130 having a relatively simple structure while the second stage 120 is inclined with respect to the first stage 110. ) And a line contact between the first attachment object 10 and the second attachment object 20 can be realized.

That is, the attachment device 100 according to the embodiment of the present invention may not only shorten the manufacturing time of the attachment device 100 but also manufacture cost by simplifying the overall structure as compared with the conventional attachment device 100. Can also be lowered.

Meanwhile, at least one of the first attachment object 10 and the second attachment object 20 which may be attached to each other in the attachment device 100 according to an embodiment of the present disclosure may be a member of a deformable material. For example, the first attachment object 10 may be a flat panel display panel that is not deformed, and the second attachment object may be, for example, an optical transparent tape. Since the optical transparent tape may be attached to the outer surface of the display panel of the general mobile communication terminal, a detailed description thereof will be omitted.

In addition, the first attachment object 10 may be a transparent window exposed on the outermost side of the mobile device, and the second attachment object may be a flexible display panel.

Alternatively, both the first attachment object 10 and the second attachment object 20 may be deformable materials. For example, the first attachment object 10 may be a flexible display panel, and the second attachment object may be, for example, a touch sensor.

While various embodiments of the present invention have been described above, the drawings and the detailed description of the present invention have been exemplified only as illustrative examples of the present invention, which are used only for the purpose of describing the present invention and are intended to limit the meaning and claims of the present invention. It is not intended to be used to limit the scope of the invention described in the scope. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible from this. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

Claims

A first stage on which the first attachment object is adsorbed;

A second stage to which the second attachment object adhered to the first attachment object is adsorbed and positioned inclined with respect to the first stage in the process of attaching the first attachment object and the second attachment object to each other;

An acceleration unit positioned adjacent to one end of the second stage, the roller member being rotated to move the second attachment object in one direction, and a power member rotating the roller member; And

And a moving unit which allows at least one of the first stage and the second stage to be moved relative to each other.
The method of claim 1,

And a phase inversion member for rotating the first stage such that the first attachment object seated on the first stage faces downward.
The method of claim 1,

An attachment device installed on each of the first and second stages, the attachment unit including an adsorption unit for allowing the first and second stages to adsorb each of the first attachment object and the second attachment object by vacuum adsorption; .
The method of claim 1,

And a position detecting unit positioned adjacent to each of the first and second stages to detect a position of the first attachment object on the first stage and a position of the second attachment object on the second stage.
The method of claim 1,

And a position alignment unit coupled to at least one of the first stage and the second stage to align the position of at least one of the first attachment object and the second attachment object.
The method of claim 1,

And a control unit for controlling the power member to vary the rotational speed of the roller member.
The method of claim 1,

An elevation unit coupled to at least one of the first stage and the second stage to cause the first stage to move toward the second stage or the first stage to move toward the second stage. Device.