KR102043848B1 - The apparatus for drying panel - Google Patents

Abstract

The present invention provides a panel moving unit for moving a loaded panel; And a panel drying unit including a first drying unit having an air knife-type nozzle for injecting gas into the panel in different regions, a second drying unit having a circular nozzle, and a third drying unit having a flippers nozzle, The first to third drying units provide a panel drying apparatus, wherein the pressure for spraying the gas and the spraying direction are different from each other.

Description

Panel Drying Equipment {THE APPARATUS FOR DRYING PANEL}

The present invention relates to a panel drying apparatus.

With the development of information technology, the market for a display device, which is a connection medium between a user and information, is growing. Accordingly, a liquid crystal display (LCD), an organic light emitting diode display (OLED), an electrophoretic display (EPD), and a plasma liquid crystal panel (PDP) The use of display devices such as) is increasing.

The panel of the display device described above basically uses a substrate such as glass, and is manufactured through various processes such as a thin film forming process, a cleaning process, a drying process, and the like that form various thin films such as electrodes on the substrate.

In this process, the drying process is to remove foreign substances on the substrate and the panel and to dry the remaining cleaning solution. Conventionally, an air knife method for injecting air at high pressure or a hot air chamber method for blowing hot hot air has been proposed. By the way, the air knife method is difficult to change the angle because of its structural characteristics it is impossible to dry when there is a gap. In addition, the hot air chamber method is complicated in the construction of equipment, such as a long drying time and a configuration for putting a panel into the chamber is required.

Therefore, the conventionally proposed method is applicable when drying a flat substrate, but it is disadvantageous when a gap is formed by a specific structure, and it is difficult to shorten the tact time.

The present invention for solving the problems of the above-described background art is a panel drying apparatus that shortens the process tact time during panel drying by spraying gas to the local area as well as the case where the gap is formed in the panel by a specific structure To provide.

The present invention as a means for solving the above problems is a panel moving unit for moving the loaded panel; And a panel drying unit including a first drying unit having an air knife-type nozzle for injecting gas into the panel in different regions, a second drying unit having a circular nozzle, and a third drying unit having a flippers nozzle, The first to third drying units provide a panel drying apparatus, wherein the pressure for spraying the gas and the spraying direction are different from each other.

The third drying unit may spray gas onto the front surface of the panel, and the second drying unit may spray gas to the local portion of the panel.

The first and third drying units may spray gas in a diagonally downward direction, and the second drying unit may spray gas in a vertically downward direction.

The first to third drying units may communicate with pipes coupled in a vertical direction to a horizontal frame including a first side horizontal frame and a second side horizontal frame spaced apart in parallel to each other.

The length of the nozzle of the third drying unit corresponds to the horizontal or vertical length of the panel, and the injection angle of the nozzle may be adjusted.

The second drying unit is composed of a pair of circular nozzles, the distance between the nozzles can be adjusted.

The panel drying unit may include a cylinder for vertically raising and lowering the first to third drying units.

The cylinder is vertically raised and vertically lowered in synchronization with the position movement period of the panel, and the first to third drying units may spray the gas when the cylinder is vertically lowered.

The panel moving part may include a conveying part for supporting the panel and a shuttle for moving and carrying the panel.

The panel moving part may include a belt for supporting and carrying the panel, and a roller for rotating the belt to move the panel.

The present invention has an effect of providing a panel drying apparatus that shortens the process tact time when the panel is dried by spraying gas into a local region as well as a gap formed in the panel by a specific structure. In addition, the present invention has the effect of providing a panel drying apparatus that can be applied to various models of the panel by adjusting the spray angle of the nozzle while using a variety of nozzles corresponding to the structure of the panel.

1 is a cross-sectional view of a panel drying apparatus according to a first embodiment of the present invention.
2 is a perspective view of the panel drying unit.
3 is a view showing a panel drying unit located in a first process region.
4 is a view showing a panel drying unit located in a second process region.
5 to 7 are views for explaining the second drying unit.
8 to 10 are views for explaining the third drying unit.
11 to 13 are exemplary flow diagrams of a drying process using the panel drying apparatus according to the first embodiment of the present invention.
14 is an exemplary cross-sectional view of a panel drying apparatus according to a second embodiment of the present invention.
15 and 16 are diagrams illustrating arrangement of the panel drying unit.

Hereinafter, with reference to the accompanying drawings, the specific content for the practice of the present invention will be described.

With the development of information technology, the market for a display device, which is a connection medium between a user and information, is growing. Accordingly, a liquid crystal display (LCD), an organic light emitting diode display (OLED), an electrophoretic display (EPD), and a plasma liquid crystal panel (PDP) The use of display devices such as) is increasing.

The panel of the display device described above basically uses a substrate such as glass, and is manufactured through various processes such as a thin film forming process, a cleaning process, a drying process, and the like that form various thin films such as electrodes on the substrate. In this process, the drying process is to remove foreign substances on the substrate and the panel and to dry the remaining cleaning solution.

The present invention provides a panel drying apparatus capable of efficiently drying up to a gap that is difficult to dry in a conventionally proposed method using three or more drying units having different nozzle shapes, which will be described in detail as follows.

First Embodiment

1 is a cross-sectional view illustrating a panel drying apparatus according to a first embodiment of the present invention, FIG. 2 is a perspective view of a panel drying unit, FIG. 3 is a view showing a panel drying unit located in a first process region, and FIG. 4 is It is a figure which shows the panel drying part located in a 2nd process area.

1 to 4, the panel drying apparatus 100 according to the first embodiment of the present invention injects a panel moving unit TS for moving a heavily loaded panel and a gas for drying the panel. The shape (or size) of the nozzle and the pressure for injecting the gas consist of a panel drying unit AB having three or more drying units. The panel drying unit AB may use low temperature air or high temperature air as a gas, but is not limited thereto, and may use a gas.

The panel moving unit TS includes a transfer unit 160 supporting the loaded panel and a shuttle 170 for moving and carrying the loaded panel. The shuttle 170 sequentially moves the positions of the loaded panels at specific cycles by an electric signal supplied from the outside. At this time, the shuttle 170 repeats movement and stop every specific period.

The panel drying unit AB includes a first drying unit 120A having an air knife-type nozzle, a second drying unit 130A having a circular nozzle, and a third drying unit 140B having a flippers nozzle (or rectangular nozzle). It includes. The first drying unit 120A having the air knife-type nozzle, the second drying unit 130A having the circular nozzle, and the third drying unit 140B having the flipper nozzle (or rectangular nozzle) may have different areas (or different areas). Line).

The first drying unit 120A having the air knife-type nozzle is formed so that the slit height of the nozzle is very low so that the gas can be injected at high pressure. In addition, the second drying unit 130A having the circular nozzle has a relatively narrow diameter of the nozzle so as to spray gas at a high pressure. In addition, the slit height of the nozzle is higher than that of the first drying unit 120A so that the third drying unit 140B having the flipper nozzle may spray gas at a pressure lower than that of the first drying unit 120A. Accordingly, the first drying unit 120A having the air knife-type nozzle and the second drying unit 130A having the circular nozzle inject the gas at a high pressure, while the third drying unit 140B having the flipper nozzle The gas is sprayed at a pressure lower than that of the first drying unit 120A and the second drying unit 130A.

The panel drying unit AB is installed to have one process area or is divided and installed to have a plurality of process areas including the first process area PA and the second process area PB, as shown.

The first drying unit 120A, the second drying unit 130A, and the third drying unit 140B are disposed one or N pieces (N is an integer of 2 or more) in one process area. The first drying unit 120A, the second drying unit 130A, and the third drying unit 140B may have a different arrangement order in the structure of the loaded panel PNL. For example, as shown in FIG. 1, the third drying unit 140B is not disposed in the first process area PA, but the third drying unit 140B is disposed in the second process area PB.

The first drying unit 120A, the second drying unit 130A, and the third drying unit 140B include a first side horizontal frame 111 and a second side horizontal frame 113 spaced apart in parallel to each other. It is installed to communicate with the pipes 123 and 133 coupled in the vertical direction to the horizontal frame (110A, 110B).

The first drying unit 120A and the third drying unit 140B are installed to inject gas in one downward diagonal direction or the other diagonal downward direction. On the other hand, the second drying unit 130A is installed to inject gas in the vertical lower direction.

The first drying unit 120A includes a first pipe 123 coupled to the first horizontal frame 110A and a first nozzle 121 communicating with the first pipe 123. The first drying unit 120A sprays the gas introduced through the first pipe 123 through the first nozzle 121. The first nozzles 121 are installed in one first pipe 123 by N (N is an integer of 2 or more). The first drying unit 120A removes deionized water remaining in the panel by an air knife method. Since the first drying unit 120A is similar / identical to the conventional air knife type, a detailed description thereof will be omitted.

The second drying unit 130A includes a second pipe 133 coupled to the first horizontal frame 110A and a second nozzle 131 in communication with the second pipe 133. The second drying unit 130A injects the gas introduced through the second pipe 133 through the second nozzle 131. The second nozzle 131 is installed in one second pipe 133 by N (N is an integer of 2 or more). The second drying unit 130A removes foreign matter, cleaning liquid, and the like remaining in the local portion of the panel.

Meanwhile, in the drawing, as the second pipe 133 communicates with the first pipe 123 of the first drying unit 120A, the first drying unit 120A and the second drying unit 130A are disposed. It was taken as an example what was comprised integrally. However, the first drying unit 120A and the second drying unit 130A may be configured to use pipes separated from each other.

The third drying unit 140B may be disposed only in the second process region PB. The third drying unit 140B includes a third pipe 143 coupled to the second horizontal frame 110B and a third nozzle 141 communicating with the third pipe 143. The third drying unit 140B injects the gas introduced through the third pipe 143 through the third nozzle 141. The third nozzle 141 is installed in one third pipe 143, N (N is an integer of 2 or more). The third drying unit 140B removes foreign matter, cleaning liquid, and the like remaining on the front surface of the panel. The third drying unit 140B serves to assist the function of the first drying unit 120A.

The panel drying unit AB may include the cylinders 150A and 150B for vertically raising the first drying unit 120A, the second drying unit 130A, and the third drying unit 140B in the y2 direction or vertically lowering in the y1 direction. Include. The cylinders 150A and 150B repeat vertical rise and vertical fall at specific cycles by an electrical signal supplied from the outside. The cylinders 150A and 150B are installed at the connecting portions 115A and 115B installed perpendicular to the horizontal frames 110A and 110B.

The first cylinders 150A are disposed in pairs spaced apart from one side and the other side of the panel drying unit AB located in the first process area PA. The second cylinders 150B are disposed in pairs spaced apart from one side and the other side of the panel drying unit AB located in the second process region PB. On the other hand, in the drawing, the panel drying unit (AB) is vertically raised or vertically lowered using the cylinder (150A, 150B) as an example, which is omitted depending on the structure of the panel moving unit (TS) or changed to other forms than the cylinder May be

5 to 7 are views for explaining the second drying unit, Figures 8 to 10 are views for explaining the third drying unit.

5 to 10, when looking at the structure of the loaded panel PNL, it is formed on the display unit 210, the cover unit 200 for receiving the display unit 210, and one side of the cover unit 200. The first structure 220 and the second structure 230 formed on the other side of the cover portion 200.

According to the invention, the loaded panel PNL comprises not only a bare substrate but also a panel of semi-assembly which is not a bare substrate. Semi-assembly panel means that parts such as COG, FOG and Frame are attached. In the panel of the semi-assembly, a gap due to the shape of the cover part 200, the first structure 220, and the second structure 230 exists. In such a gap, even after the cleaning process is completed, the cleaning liquid and the like remain, and even when wet cleaning is not uniformly removed. However, when the second and third drying units 130A and 140B are used, the cleaning liquid or the foreign matter remaining in the gap and the like can be efficiently removed.

As shown in FIGS. 5 to 7, the second drying unit 130A has a circular shape provided as a pair such as the second a nozzle 131a and the second b nozzle 131b, and thus, the loaded panel PNL. Gas may be injected into the Since the 2a nozzle 131a and the 2b nozzle 131b inject gas toward a portion of the loaded panel PNL, the cleaning liquid or the foreign matter remaining in the specific structure (eg, 220 and 230) of the panel PNL ( 215) is used to remove.

To this end, the separation distance d3 of the second a nozzle 131a and the second b nozzle 131b corresponds to the separation distance d4 of the second structure 230 of the loaded panel PNL. The separation distance d3 between the second a nozzle 131a and the second b nozzle 131b is variably moved corresponding to the position of the specific structure. For example, the separation distance between the second a nozzle 131a and the second b nozzle 131b may be adjusted to be widened from d3 to d3 'or narrowed from d3' to d3. In this case, the second a nozzle 131a and the second b nozzle 131b are in close contact with each other so as to be able to inject gas even at a portion located in the center of the panel PNL loaded with the first structure 220. It can be adjusted to have.

As shown in FIGS. 8 to 10, since the third nozzle 141 has a rectangular shape, the third drying unit 140B may spray gas toward the front of the loaded panel PNL. Since the third nozzle 141 injects gas toward the front surface of the loaded panel PNL, the cleaning liquid or the foreign matter 215 remaining in the gap between the front surface and the edge of the panel PNL may be removed.

To this end, the length d2 of the third nozzle 141 corresponds to the horizontal (or vertical) length d1 of the loaded panel PNL. In addition, the length d2 of the third nozzle 141 does not correspond to the horizontal (or vertical) length d1 of the loaded panel PNL and may be larger or smaller than this. The third nozzle 141 may be changed in an angle in the first side oblique downward direction a1 to the second side oblique downward direction a2. That is, the injection angle of the third nozzle 141 may be set at a specific angle.

Hereinafter, the flow of the drying process using the panel drying apparatus according to the first embodiment of the present invention will be described.

11 to 13 are exemplary flow charts of a drying process using the panel drying apparatus according to the first embodiment of the present invention.

As shown in FIG. 11, when the loaded panel PNL is seated on the shuttle 170 positioned in the first process area PA, the first drying unit 120A having the rectangular nozzle is loaded with the loaded panel PNL. Gas is injected into the panel) to remove deionized water remaining in the panel PNL.

When the process of the first drying unit 120A is completed, the shuttle 170 ascends in the y2 direction while holding the loaded panel PNL. At this time, the frames 110A and 110B also rise vertically in the y2 direction in synchronization with the vertical lift operation of the shuttle 170. Since the frames 110A and 110B are vertically raised by the cylinder as described above, the vertical lifting operation of the cylinder and the shuttle 170 is substantially synchronized.

As shown in FIG. 12, the frames 110A and 110B maintain the previous vertically raised state. On the other hand, the shuttle 170 moves horizontally in the x2 direction in the state in which the loaded panel PNL is held and vertically raised. At this time, all the drying units included in the panel drying unit AB maintain the stopped state without spraying gas.

As shown in FIG. 13, the shuttle 170 descends vertically in the y1 direction while holding the loaded panel PNL, and seats the loaded panel PNL on the transport unit 160. At this time, the frames 110A and 110B are also vertically lowered in the y1 direction in synchronization with the vertical lowering operation of the shuttle 170. Since the frames 110A and 110B are vertically lowered by the cylinder as described above, the vertical lowering operation of the cylinder and the shuttle 170 is substantially synchronized.

When the loaded panel PNL is seated on the carrying unit 160, the first drying unit 120A and the second drying unit 130A inject gas into the loaded panel PNL. At this time, the first drying unit 120A having the air knife-type nozzle sprays gas onto the loaded panel PNL to remove deionized water remaining in the panel PNL. In addition, the second drying unit 130A having the circular nozzle injects gas into the local region of the loaded panel PNL and removes the cleaning liquid or foreign matter remaining in the specific structure of the panel PNL.

When the process in the first process area PA is completed, the shuttle 170 moves the loaded panel PNL to the second process area PB. When the loaded panel PNL enters the second process area PB, the third drying unit 140B sprays gas onto the front surface of the panel PNL to remain in the gap between the front surface and the edge of the panel PNL. Remove the cleaning liquid or foreign matter. When the panel PNL is loaded in the first process area PA and the second process area PB, the drying process of the loaded panel PNL is performed in this order.

In the above process, the shuttle 170 returns to the previous position after seating the loaded panel PNL on the conveying unit 160. Then, as described above, the operation of vertical rising-> horizontal moving-> vertical falling is repeated, and the position of the loaded panel PNL is changed from P1-> P2-> P3-> P4-> P5-> P6-> P7- > P8 will be moved sequentially.

Panels PNL located at P1 to P3 are subjected to a process by the first drying unit 120A, and panels PNL located at P4 are placed on the first drying unit 120A and the second drying unit 130A. The panel PNL located at P5 to P8 is subjected to the process by the third drying unit 140B.

On the other hand, when the conveyer 160 is composed of a roller and a belt rotating in one direction, the shuttle 170 moves the panel PNL located in the first process area PA to the second process area PB. It may be installed to be used only. In this case, when the panel PNL arrives at P1 and the panel PNL arrives at P1, the transport unit 160 may pause the drying process so that the panel PNL moves to P2.

Second Embodiment

14 is an exemplary cross-sectional view of a panel drying apparatus according to a second embodiment of the present invention, and FIGS. 15 and 16 are exemplary views showing arrangements of panel drying units. Hereinafter, since the configuration of the panel drying unit AB is similar to that of the first embodiment, the panel drying unit AB is referred to together with FIGS.

As shown in FIGS. 2 to 10 and 14, the panel drying apparatus according to the second embodiment of the present invention injects a panel moving unit TS for moving a large loaded panel and a gas for drying the panel, The shape of the nozzle consists of a panel drying unit AB having three or more drying units.

The panel moving part TS supports the loaded panel PNL and has a conveyor belt 190 having a belt 193 for carrying and carrying a roller 191 for rotating the belt 193 to move the loaded panel PNL. It consists of. The conveyor belt 190 sequentially moves the positions of the loaded panel PNL in sequence according to an electric signal supplied from the outside. At this time, the conveyor belt 190 repeats movement and stop every specific period.

The panel drying unit AB includes a first drying unit 120A having an air knife-type nozzle, a second drying unit 130A having a circular nozzle, and a third drying unit 140B having a flippers nozzle (or rectangular nozzle). It includes. The panel drying unit AB is installed to have one process area or is divided and installed to have a plurality of process areas including the first process area PA and the second process area PB, as shown.

The first drying unit 120A, the second drying unit 130A, and the third drying unit 140B are disposed one or N pieces (N is an integer of 2 or more) in one process area. However, the first drying unit 120A, the second drying unit 130A, and the third drying unit 140B may not be disposed in one of these drying units depending on the structure of the loaded panel PNL. For example, as shown in FIG. 1, the third drying unit 140B is not disposed in the first process area PA, but the third drying unit 140B is disposed in the second process area PB.

The first drying unit 120A, the second drying unit 130A, and the third drying unit 140B include a first side horizontal frame 111 and a second side horizontal frame 113 spaced apart in parallel to each other. It is installed to communicate with the pipes 123 and 133 coupled in the vertical direction to the horizontal frame (110A, 110B).

The first drying unit 120A and the third drying unit 140B are installed to inject gas in one downward diagonal direction or the other diagonal downward direction. On the other hand, the second drying unit 130A is installed to inject gas in the vertical lower direction.

The first drying unit 120A includes a first pipe 123 coupled to the first horizontal frame 110A and a first nozzle 121 communicating with the first pipe 123. The first drying unit 120A sprays the gas introduced through the first pipe 123 through the first nozzle 121. The first nozzles 121 are installed in one first pipe 123 by N (N is an integer of 2 or more). The first drying unit 120A removes deionized water by an air knife method. Since the first drying unit 120A is similar / identical to the conventional air knife type, a detailed description thereof will be omitted.

The second drying unit 130A includes a second pipe 133 coupled to the first horizontal frame 110A and a second nozzle 131 in communication with the second pipe 133. The second drying unit 130A injects the gas introduced through the second pipe 133 through the second nozzle 131. The second nozzle 131 is installed in one second pipe 133 by N (N is an integer of 2 or more).

Meanwhile, in the drawing, as the second pipe 133 communicates with the first pipe 123 of the first drying unit 120A, the first drying unit 120A and the second drying unit 130A are disposed. It was taken as an example what was comprised integrally. However, the first drying unit 120A and the second drying unit 130A may be configured to use pipes separated from each other.

The third drying unit 140B may be disposed only in the second process region PB. The third drying unit 140B includes a third pipe 143 coupled to the second horizontal frame 110B and a third nozzle 141 communicating with the third pipe 143. The third drying unit 140B injects the gas introduced through the third pipe 143 through the third nozzle 141. The third nozzle 141 is installed in one third pipe 143, N (N is an integer of 2 or more).

Meanwhile, according to the second exemplary embodiment, the first process area PA and the second process area PB are not divided, and thus the continuous process can be performed by the conveyor belt 190. Therefore, the panel drying unit AB may delete the cylinders 150A and 150B for vertically raising or lowering the first drying unit 120A, the second drying unit 130A, and the third drying unit 140B.

5 to 7, since the second drying unit 130A according to the second embodiment also has a circular shape provided in pairs like the second a nozzle 131a and the second b nozzle 131b. The gas may be injected toward the local portion of the loaded panel PNL. Since the 2a nozzle 131a and the 2b nozzle 131b inject gas toward a portion of the loaded panel PNL, the cleaning liquid or the foreign matter remaining in the specific structure (eg, 220 and 230) of the panel PNL ( 215) is used to remove.

To this end, the separation distance d3 of the second a nozzle 131a and the second b nozzle 131b corresponds to the separation distance d4 of the second structure 230 of the loaded panel PNL. The separation distance d3 between the second a nozzle 131a and the second b nozzle 131b is variably moved corresponding to the position of the specific structure. For example, the separation distance between the second a nozzle 131a and the second b nozzle 131b may be adjusted to be widened from d3 to d3 'or narrowed from d3' to d3. In this case, the second a nozzle 131a and the second b nozzle 131b are in close contact with each other so as to be able to inject gas even at a portion located in the center of the panel PNL loaded with the first structure 220. It can be adjusted to have. That is, the injection position of the second a nozzle 131a and the second b nozzle 131b is adjusted to inject a gas corresponding to various shapes and positions of the structure.

As shown in FIGS. 8 to 10, the third drying unit 140B according to the second embodiment also has a flippers (or a rectangular shape) of the third nozzle 141. Gas can be injected towards the front. Since the third nozzle 141 injects gas toward the front surface of the loaded panel PNL, the cleaning liquid or the foreign matter 215 remaining in the gap between the front surface and the edge of the panel PNL may be removed.

To this end, the length d2 of the third nozzle 141 corresponds to the horizontal (or vertical) length d1 of the loaded panel PNL. In addition, the length d2 of the third nozzle 141 does not correspond to the horizontal (or vertical) length d1 of the loaded panel PNL and may be larger or smaller than this. The third nozzle 141 may be changed in an angle in the first side oblique downward direction a1 to the second side oblique downward direction a2. That is, the injection angle of the third nozzle 141 may be set at a specific angle.

Hereinafter, the flow of the drying process using the panel drying apparatus according to the second embodiment of the present invention will be described.

When the panel PNL is loaded, the conveyor belt 190 rotates the roller 191 in the r1 direction so that the panel PNL seated on the belt 163 moves in the x1 direction. Accordingly, the loaded panel PNL is moved to P1. When the loaded panel PNL is positioned at P1 located in the first process area PA, the conveyor belt 190 may pause or slow down the moving speed.

When the loaded panel PNL is positioned at P1 located in the first process area PA, the first drying unit 120A having the air knife-type nozzle injects gas into the loaded panel PNL and the panel PNL. Remove deionized water remaining in).

When the process of the first drying unit 120A is completed, the conveyor belt 190 rotates the roller 191 in the r1 direction so that the panel PNL seated on the belt 163 moves in the x1 direction. Subsequently, the panel PNL is moved to P5, P6, P7 and P8 of the second process region PB via P2, P3 and P4 of the first process region PA by the operation of the conveyor belt 190.

When the loaded panel PNL is positioned at P4 located in the first process area PA, the second drying unit 130A having a circular nozzle injects gas into a local area of the loaded panel PNL and displays the panel ( Remove any cleaning liquid or foreign material remaining on the specific structure of PNL).

When the process in the first process area PA is completed, the conveyor belt 190 moves the panel PNL seated on the belt 163 to the second process area PB. When the panel PNL is loaded in the first process area PA and the second process area PB, the drying process of the loaded panel PNL is performed.

In the above series of processes, the period of movement and stop (or deceleration operation) of the conveyor belt 190 may be set in synchronization with the gas injection period of the panel drying unit AB. That is, when gas is injected from the panel drying unit AB, the conveyor belt 190 may stop or decelerate. However, the conveyor belt 190 may move the panel PNL at a low speed in the order of P1-> P2-> P3-> P4-> P5-> P6-> P7-> P8.

Panels PNL located at P1 to P3 are subjected to a process by the first drying unit 120A, and panels PNL located at P4 are placed on the first drying unit 120A and the second drying unit 130A. The panel PNL located at P5 to P8 is subjected to the process by the third drying unit 140B.

Meanwhile, in the above description, the first drying unit 120A of the panel drying unit AB located in the first process region PA is disposed to inject gas in a downward direction to the first side diagonal line, and the second process region ( As an example, the third drying unit 140B of the panel drying unit AB located in PB) is arranged to inject gas in a direction downward to the second side oblique line.

However, the first drying unit 120B of the panel drying unit AB located in the first process region PA and the third drying unit 140B of the panel drying unit AB located in the second process region PB. The spray direction of the gas may be changed as shown in FIG. 15.

Referring to FIG. 15, the first and third first drying units 120A of the first process area PA are disposed to inject gas in a downward direction of the first side oblique line, and the second and fourth first drying units. 120A is arrange | positioned so that a gas may be injected in a direction below a 2nd side diagonal line. The first and third third drying units 140B of the second process region PB are disposed to inject gas in a downward direction of the first side oblique line, and the second and fourth third drying units 140B are formed of the first and third third drying units 140B. It is arranged to inject the gas in the direction of the lower diagonal side.

In addition, in FIG. 14, the second drying unit 130A is positioned at the fourth position of the first process area PA, while in FIG. 15, the first drying unit 120A is positioned at the fourth position of the first process area PA. ) And the arrangement is changed so that the second drying unit 130A is positioned at the fifth position. 16, it can be seen that the positions of the drying units disposed in the first process area PA and the second process area PB are changed.

As described above, the panel drying unit disposed in the first process area PA and the second process area PB is not limited to the drawing in which the position, as well as the direction of the drying part for injecting gas, is optimal according to the purpose and effect. It can be changed in various forms to have. This applies not only to the second embodiment but also to the first embodiment.

As described above, the present invention has an effect of providing a panel drying apparatus that shortens the process tact time when the panel is dried by spraying gas into a local region as well as a gap formed in the panel by a specific structure. In addition, the present invention has the effect of providing a panel drying apparatus that can be applied to various models of the panel by adjusting the spray angle of the nozzle while using a variety of nozzles corresponding to the structure of the panel.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, the technical configuration of the present invention described above may be modified in other specific forms by those skilled in the art to which the present invention pertains without changing its technical spirit or essential features. It will be appreciated that it may be practiced. Therefore, the embodiments described above are to be understood as illustrative and not restrictive in all aspects. In addition, the scope of the present invention is shown by the claims below, rather than the above detailed description. Also, it is to be construed that all changes or modifications derived from the meaning and scope of the claims and their equivalent concepts are included in the scope of the present invention.

TS: panel moving part AB: panel drying part
120A, 120B: first drying unit 130A: second drying unit
140B: third drying unit PA: first process area
PB: second process area 150A, 150B: cylinder
PNL: Panel 160: Carrier
170: shuttle 163: belt
191: Roller

Claims (12)

A panel moving unit for moving the loaded panel; And
A panel drying unit including a first drying unit having an air knife-type nozzle for injecting gas into the panel in different regions, a second drying unit having a circular nozzle, and a third drying unit having a flip-foot nozzle,
The first to the third drying unit is different from the pressure for spraying the gas and one or more spraying directions,
The third drying unit injects the gas to the front of the panel,
The second drying unit injects the gas to the local portion of the panel,
The second drying unit comprises a pair of circular nozzles, the panel drying apparatus, characterized in that the distance between the nozzles is adjusted. delete The method of claim 1,
And the first and third drying units spray the gas in an obliquely downward direction, and the second drying unit sprays the gas in a vertical downward direction. The method of claim 1,
The first to the third drying unit
The panel drying apparatus, characterized in that in communication with the pipe coupled in the vertical direction to the horizontal frame including a first side horizontal frame and a second side horizontal frame spaced apart in parallel to each other. The method of claim 1,
The length of the nozzle of the third drying unit corresponds to the horizontal or vertical length of the panel, the panel drying apparatus, characterized in that the injection angle of the nozzle is adjusted. delete The method of claim 1,
The panel drying unit
Panel drying apparatus comprising a cylinder for vertically raising and lowering the first to third drying unit. The method of claim 7, wherein
The cylinder rises and falls vertically in synchronization with the position movement period of the panel;
And the first to third drying units spray the gas at a time when the cylinder is vertically lowered. The method of claim 1,
The panel moving part
A conveying unit for supporting the panel;
And a shuttle for moving and transporting the panel. The method of claim 1,
The panel moving part
A belt supporting and carrying the panel;
And a roller for rotating the belt to move the panel. The method of claim 1,
The height in which the flippers nozzle of the third drying unit is disposed
The panel drying apparatus higher than the height in which the said air knife type nozzle of the said 1st drying part is arrange | positioned. The method of claim 1,
The flippers nozzle of the third drying unit
Panel drying apparatus for injecting the gas at a pressure lower than the air knife-type nozzle of the first drying portion and the circular nozzle of the second drying portion.

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