KR101207091B1 - Autoclave device and the operation way - Google Patents

Abstract

The present invention relates to a degassing autoclave device for heating and pressurizing the flat panel display in order to remove bubbles generated when the polarizing plate is attached to the substrate during the manufacturing of the flat panel display, and a method of operating the same.
More specifically, the main body is divided into an upper body configured with an insert heater and a lower body configured with a radiant heating type heater, and a product to be defoamed is seated and transferred to a hollow portion formed between the upper body and the lower body configured in the main body. In the degassing machine configured to control the operation of the product seat and the product seating portion entering and exiting the rail, the outer side of the upper surface of the product seating portion formed along the packing seating groove and the packing seating groove The packing can be fitted, the lower portion of the packing that is fitted in the packing seating groove is formed with an air conduit consisting of one or more grooves, the autoclave containing the product seating part is discharged to the other side by entering one side of the body portion By using a device, a small amount of air is inputted to shorten the bubble removal time of LCD substrate products. , The bubble removal process and eliminate unnecessary processes by a single or at least by someone unnecessarily having to inspect every product OFF LINE
It can solve unnecessary work and hassles that need to be put back into IN LINE after removing bubbles, and can provide safety from the explosion risk of autoclave, and it is possible to save energy and waste a lot of airflow. The present invention relates to an improved degassing autoclave device and a method of operating the same, in which explosive noise generation can be solved, thereby improving the working environment and improving productivity and quality.

Description

Autoclave device and the operation way for defoaming

The present invention relates to a degassing autoclave device that heats and pressurizes a flat display in order to remove bubbles generated when attaching a polarizing plate to a substrate during a flat panel display manufacturing process.

More particularly, the present invention relates to an autoclave device and a method of operating the same, which improves safety that can prevent the risk of explosion of a pressure part formed therein during heating, shortening of pressurization time and pressurization.

In general, a liquid crystal display (LCD) attaches a polarizing film due to its characteristics.

Typically, after attaching the polarizing film, the operation is performed to remove the bubbles generated between the polarizing film and the substrate, this operation is to remove the bubbles by a device called an autoclave (Autoclave).

At this time, in order to process a large amount of LCD substrate with polarizing film at once, the LCD substrate is laminated on the support plate and enters the pressure part with a sealed structure to maintain the high temperature and high pressure for a certain time to prevent air bubbles between the LCD substrate and the polarizing film. It is mainly using the removal method.

When the existing flat panel display is of small size, it removes air bubbles by attaching the polarizing film and then selects only the bubble, and then removes the air bubble by using the OFF-line autoclave device. When the air bubbles are frequently generated, the entire process of removing the air bubbles with an apparatus called autoclave to remove the air bubbles is performed.

The use of the method requires the enlargement of related devices, the management of supporting plates to be laminated, the enlargement of equipment, the addition of unnecessary lamination processes, etc., and thus inefficient problems in various areas such as an increase in manufacturing cost, installation space, and management elements. This has occurred.

The present invention has been made to solve the above problems, to shorten the processing time by the autoclave while quickly reaching the processing conditions when heating, pressurizing the LCD substrate products for the purpose of removing bubbles generated after the polarizing film is attached. To improve product throughput. This prevents the autoclave device from exploding due to excessive pressurization and deterioration of the equipment, thereby realizing a safe autoclave process, solving unnecessary management factors, and removing bubbles in large amounts due to the selective off-line process due to the long time for removing bubbles. It is to produce the flow by removing the bubbles quickly in one or a small amount by reducing the removal time of the process.

In addition, by using a small amount of high pressure air, energy consumption generated in the process of discharging and discharging a large amount of high pressure air can be reduced, and noise generated by the high pressure air eliminates noise by using a small amount of air. Its purpose is to improve the working environment.

In order to achieve the above object, the product seating part which enters and discharges the transfer rail to the hollow part formed between the upper body and the lower body, which is mounted between the upper body and the lower body, which is divided into the upper body and the lower body. In the degassing autoclave is configured with a control unit for controlling the operation of the product seat,

In the upper body of the main body portion is configured a heater for easy insertion and replacement of the temperature control sensor to maintain the temperature of the product seating portion, the lower body has a heater configured to dissipate heat and the upper surface of the product seating portion The packing may be fitted along the packing seating groove formed in the closed curve and the packing seating groove, and an air pipe path is formed at a lower portion of the packing configured to be fitted into the packing seating groove, and an air pipe path connected to the air pipe path at one side thereof. The connection terminal is configured to include a product seating part which enters one side of the hollow part of the main body part and is discharged to the other side and one or more cylinders in close contact with the bottom of the upper body.

According to the present invention, a small amount of air is added to shorten the bubble removal time of the LCD substrate product, and the bubble removal process is performed in accordance with the characteristics of the LCD manufacturing process in which all processes are processed by a flow production method by minimizing the bubble removal process. It can eliminate unnecessary processes, and it is possible to solve unnecessary work and hassles that humans need to inspect all products unnecessarily, move them to OFF LINE one by one, remove bubbles and put them back into IN LINE, and explode autoclave. The invention relates to an improved autoclave device that can provide safety at risk and can reduce energy waste and explosive noise generated by a large amount of air flow, thereby improving the working environment and improving productivity and quality. to be.

1 is a plan view showing a preferred embodiment of the present invention
2 is a front view showing a preferred embodiment of the present invention
Figure 3 is a side view showing a preferred embodiment of the present invention
Figure 4 is a plan view and a front view showing the upper body and the heater of the configuration of the present invention
5 is a plan view, side view, and front view showing a cylinder and a cam in the configuration of the present invention;
Figure 6 is a plan view, side view, front view showing the lower body and the heater of the configuration of the present invention
7 is a plan view, a side view, and a front view showing a conveyance rail of the configuration of the present invention;
8 is a plan view, side view, front view showing a product seating portion of the configuration of the present invention
Figure 9 shows the operation of the product seat due to the operation of the cam of the configuration of the present invention
State diagram
10 is a cross-sectional view showing a packing seating groove of the product seating portion of the configuration of the present invention
11 is a cross-sectional view showing the air supply of the upper body of the configuration of the present invention
12 is a cross-sectional view showing the air supply to the air line in the configuration of the present invention
Figure 13 is a cross-sectional view showing a state in which a pressure portion is generated by the operation of the product seating portion of the configuration of the present invention

The present invention will be described in detail with reference to the drawings.

First, as shown in FIGS. 1 to 3, the main body 100 divided into an upper main body 110 and a lower main body 120 and a substrate product 20 to remove bubbles are seated on the main body 100. To control the operation of the product seating unit 200 and the product seating unit 200 to enter and exit the transfer rail 300 to the hollow formed between the upper body 110 and the lower body 120 configured in In the degassing autoclave device comprising a control unit,

As shown in FIG. 4, a temperature control sensor 112 for maintaining a temperature of the upper heater 111 and the product seating part 200 that can be easily inserted into the upper body 110 is replaced. 2 and 6, the lower body 120 includes a lower heater 121 configured to transfer heat of a radiant heating method to the substrate product 20 of the product seating part 200. Is composed. 9, 10, 12 and 13, the packing seating groove 210 and the packing seating groove 210 formed in a closed curve around the groove portion (h`) where the processed product is seated on the upper surface of the product seating portion 200 The packing 220 may be fitted along the air pipe line 230 is formed at one side of the packing guide groove 210 corresponding to the lower portion of the packing 220 formed in the packing seating groove 210. The air pipe connection terminal 240 is connected to the air pipe line 230 on one side, and the product seating part 200 and the product which are discharged to the other side by entering the hollow part of the main body part 100 are provided. The seating unit 200 is configured to include a cylinder 500 consisting of one or more in close contact with the lower surface of the upper body 110.

Referring to FIGS. 11 and 12, the upper main body 110 and the lower main body 120 are connected to an air supply unit 30 for injecting and discharging air by the operation of the electromagnetic valve 31, and the upper main body ( 110) of the air supply unit 30 includes a dispersion film 32 for dispersing air in order to prevent damage to the substrate product 20, the air supply unit 30 'of the lower body 120 is connected to the air pipe The vacuum generator 33 for supplying and discharging air to the groove h of the product seating part 200 through the device 510 and the air pipe connection terminal 240 and making the discharged air pipe 230 into a vacuum state. ) Is configured.

The upper body 110 and the lower body 120 is to be made of a grid to withstand the pressure due to the pressure action occurring inside, the upper body 110 and the lower body 120 on both sides of the body portion 100. It should be configured to include a fastener (600) of the 'c' type to be fixed).

In addition, the upper body 110 and the lower body 120 can be used in a multi-stage connection, when used in the multi-stage upper body 110 and the lower body 120, respectively, the role of the upper body, lower body (110, 120) It should be configured to run at the same time. This may constitute another lower body 120 to the upper portion of the upper body 100, it is possible to configure another upper body 110 to the lower portion of the lower body 120.

The product seat 200 has a double structure in which a belt-shaped product seat upper plate 201 and a product seat lower plate 202 are coupled to each other so that a groove h ′ is formed at the top of the upper plate 201 when the product seat is coupled. The substrate product 20 is seated inside the groove part h`, and at least one groove h is formed in the air line 230 formed in the packing seating groove 210 of the product seating part 200. Is formed, the groove (h) for forming the air pipe line for forming the connection part sealing packing 231 for sealing the connection portion of the upper plate 201 and the lower plate 202 and the air pipe of the product seating portion 200 Packing 232 is configured.

The product seating part 200 is configured with a sensor for detecting the presence of the substrate product 20 is seated, the lower surface of the product seating portion 200 can be separated and connected to the protrusion 310 of the transfer rail 300. And, it must be configured to form one or more fixing grooves 260 to prevent thermal expansion of the product seat 200.

The product seating part 200 and the transfer rail when the product seating part 200 is in close contact with the lower surface of the upper body 110 by the operation of the cylinder 500 between the product seating part 200 and the lower body 120. One or more cams 400 should be configured so that 300 is not in contact. The cam 400 is to be configured to operate by rotating the hydraulic device (410).

In addition, the air injected through the air pipe connecting device 510 is configured to be connected to the cylinder 500 is the groove (h) of the packing seating groove 210 through the air pipe connecting terminal 240 connected to the product seating portion 200 Injected to), due to the air injected into the groove (h) it should be configured to raise and lower the packing 220 configured to fit in the packing seating groove 210. In addition, the air pipe connecting device 510 may be configured to be sealable when connecting to the air pipe connecting terminal 240 by configuring an O-ring 510 ′.

The packing 220 is fitted into the packing seating groove 210 is abrasion as it is raised and lowered due to the air injected through the air pipe 230, the lubricant through the air pipe connecting device 510 to prevent this Injection should be able to be configured to prevent the wear of the packing 220.

Referring to the operation according to the present invention degassing autoclave configured as described above are as follows.

First, the product is mounted on the product rail 200 by sliding on the conveyance rail 300 in the hollow portion formed between the upper body 110 and the lower body 120 of the main body 100.

After seating the substrate product 20 to remove the bubbles on the upper part of the product seating portion 200 is advancing into the hollow portion of the main body portion 100. At this time, the product seating unit 200 is configured to check the mounting of the substrate product 20 by configuring a sensor to confirm the mounting of the substrate product 20.

When the product seating part 200 in which the substrate product 20 is seated into the hollow part of the main body part 100 enters, the cylinder 500 configured at the lower part of the product seating part 200 is used to mount the product seating part 200. It is in close contact with the lower surface of the upper body (110). Here, the present invention constitutes two cylinders 500 on both sides of the cylinder 500 at the front side, and one cylinder 500 'at the center of the rear side to raise and lower the product seating part 200. It was. In addition, the product seating part 200 should be separated from the transfer rail 300 when the product seating part 200 is raised.

In addition, the cylinder 500 'configured at the rear should be configured to be fitted with the air pipe connection terminal 240 configured at the rear of the product seating portion 200 by configuring the air pipe connection device 510 when rising and falling.

After the rise of the product seat 200, the cam 400 is configured to rotate by the operation of the hydraulic device 410 to support the product seat 200. In addition, when the rotation of the cam 400 is completed, the air is injected into the air pipe line 230 formed in the lower portion of the packing 220 so that the packing 220 becomes a form of lifting in the packing seating groove 210 and the packing 220. ) Will be in close contact with the lower surface of the upper body 110 to form a pressure unit (40). In this case, a sponge (s) may be provided at a lower portion of the substrate product 20 seated on the upper surface of the product seating part 200 to prevent static electricity of the substrate product 20. And the hydraulic device 410 for operating the cam 400 is to be able to operate even by pneumatic.

The cam 400 has a half moon shape in cross section, but may be variously shaped. As another example, when the rectangular structure is cut diagonally and then pushed in both directions of the structure, one of the cut structures is positioned on top of the other structure. The pressure of the product seating unit 200 located in the upper portion of the rectangular structure is thereby able to transfer the pressure to the lower body (120). As another example, by using the jockey principle of the screw structure or by actuating air of a wider surface or a higher pressure than the inner surface of the hydraulic or product seat 200, the pressure of the air generated in the product seat 200 is lowered to the main body 120. It can be delivered to.

This may prevent the product seat 200 from being deformed due to the pressure generated in the pressure part 40 formed after the cam 400 supports the lower portion of the product seat 200.

When the pressure unit 40 is formed by the packing 220 which is raised due to the air injected into the air pipe line 230 as described above, the pressure unit 40 through the air supply unit 30 of the upper body 110 to the inside of the pressure unit 40. The air can be supplied and bubbles can be removed by pressurizing the inside of the pressure unit 40.

High pressure air is injected when air is supplied to the inside of the pressure part 40. In this case, the dispersion film is used to prevent damage to the substrate product 20 when air is supplied from the air supply part 30 to the pressure part 40. 32 is to be configured so that the air is dispersed and evenly injected into the pressure unit (40). In addition, although the air injected into the pressure unit 40 may use high pressure air, hot air may be used. As described above, when using the hot air can shorten the working time.

In addition, when pressing the inside of the pressure unit 40 to remove the air bubbles to the heat of the upper heater 111 and the lower body 120 is easy to replace the insertion of the upper body 110 heat products. The lower heater 121 to be transferred to the substrate product 20 of the seating portion 200 is also carried out at the same time, and the temperature control of the upper body 110 to maintain the temperature of the product seating portion 200 to be heated The sensor 112 is configured.

When the bubble treatment is completed in the substrate product 20, the air is discharged from the pressure unit 40, which may be discharged through the air supply units 30 and 30 'of the upper body 110 and the lower body 120. will be. After discharging the air of the pressure unit 40 and then discharging the air to the air supply unit 30 'through the lower air pipe path 230 of the packing 220, due to the operation of the vacuum generator 33, the air pipe line 230 ) Forms a vacuum, and causes the raised packing 220 to descend.

At this time, even if the packing 220 is lowered due to the vacuum of the air pipe 230, the product mounting portion 200 should be in close contact with the lower surface of the upper body 110 by the force of the cylinder (500).

Cam 400 is rotated so that the product seating portion 200 in close contact with the lower surface of the upper body 110 is lowered, the cylinder 500 in the lower portion of the product seating portion 200 is lowered and at the same time the product seating As the part 200 is lowered, the product seating part 200 should be seated on the protrusion 310 of the transfer rail 300.

In this case, the product seating part 200 includes a fixing groove 260 that allows the product seating part 200 to be fixed to the protrusion 310, and a fixing groove 260 ′ that can be flowed to allow flow by thermal expansion. Should be.

When the product seating part 200 on which the substrate product 20 is seated is removed from the bubble and is seated on the protrusion 310 of the conveying rail 300, the product seating part 200 slides on the conveying rail 300 to be moved from the hollow part of the main body part 100. The product seating part 200 is discharged to the other side of the main body part 100. Here, the product seating part 200 enters the hollow part of the main body part 100 and is discharged to the other side, which may be configured to allow one side to enter and discharge together.

In addition, the upper main body 110 and the lower main body 120 can be used by connecting in multiple stages, the upper main body 110 and the lower main body 120 when used in multiple stages, respectively, the role of the upper body, lower body (110, 120) Can be configured to run at the same time. This may be configured another lower body 120 on the upper portion of the upper body 110, it can be used in multiple stages by configuring another upper body 110 in the lower portion of the lower body 120.

Referring to the operation method of the autoclave device as described above are as follows.

In the autoclave device 10,

Entering into the hollow portion formed between the upper body 110 and the lower body 120 of the main body portion 100 to the transport rail 300 is operated sliding the product mounting portion 200 on which the substrate product 20 is seated First step;

A second step of closely contacting the product seating portion 200 on which the substrate product 20 is seated to the bottom surface of the upper body 110 by the operation of the cylinder 500;

A third step of supporting the product seating part 200 by rotating the cam 400 formed in the lower portion of the product seating part 200 which is in close contact with the upper body 110 by a hydraulic apparatus 410;

When the rotation of the cam 400 is completed, the air is injected into the air pipe line 230 formed at the bottom of the packing 220 so that the packing 220 becomes a rising shape in the packing seating groove 210 so that the packing 220 is upper part. A fourth step of forming a pressure part 40 in close contact with the bottom surface of the main body 110;

A fifth step of supplying air into the pressure part 40 through the air supply part 30 of the upper body 110 to pressurize the inside of the pressure part 40 to remove bubbles;

A sixth step of discharging air through the air supply unit 30 from the pressure unit 40 formed in the packing 220 in close contact with the lower surface of the upper body 110 when the bubble processing of the substrate product 20 is completed;

A seventh step of discharging air through the air supply unit 30 'connected to the lower air pipe line 230 of the packing 220 after discharging the air of the pressure unit 40 to form a vacuum to lower the packing 220;

An eighth step of rotating the cam 400 of the product seat 200 to allow the product seat 200 to descend;

A ninth step in which the product seat 200 is seated on the protrusion 310 of the transfer rail 300 while the cylinder 500 is lowered;

A tenth step of discharging the product seating part 200 on which the substrate product 20 is seated from the hollow part of the main body part 100 to the other side of the main body part 100; Operation method of the autoclave device, characterized in that consisting of

Here, the sensor of the product seat 200 is operated during the first stage operation so that the presence of the substrate product 20 can be checked, and the transfer rail 300 and the product seat 200 of the lower stage during the second stage operation. Should be separated.

In addition, the heating operation also proceeds simultaneously due to the heaters 111 and 121 configured in the upper body 110 and the lower body 120 during the fifth step, and the vacuum of the air pipe 230 during the seventh step. Due to the packing 220 is lowered due to the product mounting portion 200 should be in close contact with the lower surface of the upper body 110 by the force of the cylinder (500).

When using the above-described degassing autoclave device 10, by introducing a small amount of air to shorten the bubble removal time of the LCD substrate product 20, all processes are flow-produced by single or minimum bubble removal process Unnecessary processes can be eliminated by eliminating bubbles in accordance with the characteristics of LCD manufacturing process processed by the method, and humans need to inspect all the products unnecessarily, move them to OFF LINE, remove bubbles and put them back into IN LINE. It can solve unnecessary work and hassle, provide safety in the danger of explosion of autoclave, save energy and wasteful noise caused by large amount of air flow. An invention is directed to an improved autoclave device for defoaming that has improved effectiveness, productivity and quality.

10: autoclave device 20: substrate product 30: air supply unit
31: electron valve 32: dispersion membrane 33: vacuum generating unit
40: pressure part
100: main body 110: upper body
111: upper heater 112: temperature control sensor
120: lower body 121: lower heater
200: product seat 201: product seat top plate 202: product seat bottom
210: packing seating groove 220: packing
230: air line 231: sealing packing 232: air line forming packing
240: air pipe connection terminal 260: fixed groove
300: feed rail 310: protrusion
400: cam 410: hydraulic device
500: cylinder 510: air pipe connection device 600: fastener
s: sponge h: home

Claims (20)

delete delete delete delete delete delete delete delete delete delete delete delete A main body having an upper body and a lower body and fasteners for fixing the upper body and the lower body;
A product seating part which seats a substrate product and enters and discharges a transfer rail to a hollow part formed between an upper body and a lower body configured to the main body part;
Consists of a control unit for controlling the operation of the product seat,
The upper body of the main body portion is easy to insert the replacement inside the heater and the temperature control sensor for maintaining the temperature of the product mounting portion is configured, the lower body is configured to the heater for dissipating heat;
An upper surface of the product seating portion may include a packing seating groove formed in a closed curve and a packing seating groove along the packing seating groove, and an air pipe path is formed at a lower portion of the packing configured to be fitted into the packing seating groove, and the air is formed at one side. An air pipe connection terminal configured to be connected to the pipe line, the product seating part being discharged to the other side by entering the hollow part of the main body part;
It consists of a cylinder consisting of one or more contacting the product seating portion to the lower surface of the upper body,
Defoaming auto, characterized in that one or more cams are configured between the product seating portion and the lower body so that the product seating portion and the transfer rail do not contact when the product seating portion is in close contact with the lower surface of the upper body by the operation of the cylinder. Clave device
The method of claim 13,
The cam is operated by a device that rotates hydraulically or pneumatically, the cam is an autoclave device for defoaming, characterized in that it can have a variety of shapes
15. Select and configure the structure of the device of claim 13,
Degassing auto, characterized in that the upper or lower body is configured to perform the role of the upper and lower body at the same time by configuring the function and structure of both sides in one, and to be configured in multiple layers to perform a plurality of defoaming operations Clave device
Use the device of any one of claims 13 or 14 above,
A first step of entering the hollow part formed between the upper body and the lower body of the main body part by a transport rail that operates while sliding the product seat on which the substrate product is mounted;
A second step of closely contacting a product mounting portion on which the substrate product is mounted by operation of the cylinder to a lower surface of the upper body;
A third step of supporting the product seat by rotating a cam configured at a lower portion of the product seat that is in close contact with an upper body;
A fourth step of injecting air through the air supply part into the air pipe path formed at the bottom of the packing when the cam is completely rotated so that the packing becomes a rising shape in the packing seating groove so that the packing adheres to the lower surface of the upper body to form a pressure part;
A fifth step of removing air bubbles by pressurizing the inside of the pressure part by supplying air into the pressure part through the air supply part of the upper body;
A sixth step of discharging air through the air supply part at a pressure part formed in the packing in close contact with the lower surface of the upper body when the bubble processing of the substrate product is completed;
A seventh step of discharging air from the air supply part of the packing after discharging the pressure part to form a vacuum in the air pipe to lower the packing;
An eighth step of allowing the product seat to descend by rotating the cam of the product seat;
A ninth step in which the cylinder is lowered and the product seat is seated on the protrusion of the transfer rail;
A tenth step of discharging the product seat on which the substrate product is seated from the hollow part of the body part to the other side of the body part; Method for operating the autoclave for defoaming, characterized in that consisting of
17. The method of claim 16,
Method of operating the autoclave device for defoaming, characterized in that the sensor of the product seat is operated during the first stage operation to check the presence of the substrate product
17. The method of claim 16,
How to operate the autoclave device for defoaming, characterized in that the lower conveying rail and product seating part is separated during the second step operation
17. The method of claim 16,
Method for operating an autoclave for defoaming, characterized in that the heating operation is also performed simultaneously with a heater configured in the upper body and the lower body during the fifth step operation.
17. The method of claim 16,
How to operate the autoclave device for defoaming, characterized in that the product seating portion is in close contact with the lower surface of the upper body by the force of the cylinder even if the packing is lowered due to the vacuum in the air pipe during the seventh step operation.

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