TWI397735B - Optical manufacturing device capable of cleaning an air and aqua knife maintenance tool - Google Patents

Description

Optical process equipment for cleaning waterjet or air knife exits

The present invention relates to an optical processing apparatus for manufacturing a liquid crystal display panel, and more particularly to an optical processing apparatus using an air outlet (water) port of a cleaning wind (water) knife device to improve the production performance of the liquid crystal display panel.

Advanced display has become an important feature of today's consumer electronics products, including liquid crystal display panels (LCD panels), which have gradually become available for various electronic devices such as televisions, mobile phones, personal digital assistants (PDAs), digital cameras, Widely used on computer screens or notebook screens.

LCD panel production equipment has many different designs due to complicated process. The purpose of LCD development equipment is to make the substrate conveyed horizontally by the front device to be developed, pure water, medium pressure, brush, and pure water. Wash and liquid cut. Since the substrate is coated with the developer at the time of development processing, the developing device may eventually need to remove excess developer on the substrate. Conventional cleaning jigs use air knife devices or waterjet devices to wash away most of the developer. A general air knife or waterjet device will connect a plurality of pipelines, and the purified air or a large amount of circulating water is sent from the pipeline to the air outlet or the high pressure of the water outlet, and the wind or water pressure is used to remove the developer on the substrate. . However, when the air outlet or the water outlet is clogged, the lateral traces (mura) of the developer washing unevenness are caused. Therefore, the operator must clean the air outlet or the water outlet at any time. Since the wind (water) knife device is located inside the two sides of the developing device, when the operator wants to perform the cleaning wind (water) knife device, the hand must be inserted into the body of the developing device, and the hand is 0.05 mm to 0.07 mm. The sheet of (mm) scrapes off the blockage of the wind (water) port. Moreover, the design inside the developing device is very complicated, and the operator must be careful when cleaning, which makes the cleaning work very inconvenient, and it is very dangerous if the developing device starts to start when the power switch is accidentally touched during the cleaning process. However, as the production capacity increases, the frequency of clogging of the outlet (water) port also increases. The method of manually cleaning the outlet (water) is time consuming (about 15 to 20 minutes at a time) and wastes manpower, and is slightly negligent. Or incorrect scraping methods are more likely to cause damage to the equipment. Therefore, how to improve the optical process equipment for cleaning the air (water) port of the wind (water) knife device by human power is the goal of the industry.

In view of the above, the main object of the present invention is to provide an optical processing apparatus capable of automatically cleaning the air outlet (water) port of a wind (water) knife device, which not only saves the timeliness of cleaning the air outlet (water) port, but also does not The artificially incorrect scraping method causes damage to the optical device, thereby improving the productivity as well as the safety of the work.

In order to achieve the above object, the present invention provides an optical process apparatus including a cleaning device, a scraping member, and a transmission device. The cleaning device includes an outlet for ejecting a liquid or a gas from the outlet. The scraping member extends into the outlet and has a thickness less than the width of the outlet. The transmission device is mounted on the cleaning device and coupled to the scraping member for driving the scraping member to move back and forth along the outlet to clear the blockage between the outlets. The scraping member is a metal or plastic sheet.

According to the present invention, the cleaning device includes a pressurizing device for applying pressure to the liquid or the gas such that the liquid or the gas is ejected from the outlet at a high speed to remove a chemical agent coated on a surface of the substrate. The cleaning device is a air knife device or a water knife device.

According to the invention, the transmission comprises a sliding portion, a retaining portion and a snap member. The sliding portion is disposed on the body and extends in a direction extending from the outlet. The retaining portion is for fixing one end of the scraping member. The engaging member is coupled to the retaining portion and is engaged with the sliding portion for driving the retaining portion to move back and forth toward the extending direction of the sliding portion. The sliding portion is a slide rail or an axle.

According to the invention, the transmission further includes a motor for providing a power such that the transmission automatically causes the scraping member to move back and forth toward the outlet extension.

According to the invention, the scraping member is detachable from the retaining portion.

In order to make the above-mentioned contents of the present invention more comprehensible, the preferred embodiments are described below, and the detailed description is as follows:

The following description of the various embodiments is provided to illustrate the specific embodiments of the invention. The directional terms mentioned in the present invention, such as "upper", "lower", "front", "back", "left", "right", "top", "bottom", etc., are only referred to as additional graphics. direction. Therefore, the directional terminology used is for the purpose of illustration and understanding of the invention.

Please refer to FIG. 1. FIG. 1 is a schematic diagram of an optical processing apparatus 10 of the present invention. The optical processing apparatus 10 includes a plurality of drive roller sets 12, a cleaning device 20, a scraping member 40, and a transmission device 50. The two ends of the drive roller set 12 are respectively pivotally connected to two sides of the optical processing device 10. The cleaning device 20 can be an air knife or a water knife device. After the substrate 60 is accessed from the entrance of the optical processing apparatus 10, the plurality of drive roller sets 12 inside the optical processing apparatus 10 sequentially transport the substrate 60 horizontally. When the substrate 60 passes through the cleaning device 20, the cleaning device 20 ejects liquid or gas from the outlet 26 to remove excess chemical agents attached to the surface of the substrate by water pressure or wind. The length of the cleaning device 20 is designed to be greater than or equal to the substrate width through the optical processing apparatus 10. The outlet 26 is a slit having a width of 0.05 to 0.07 cm. The scraping member 40 is disposed on the cleaning device 20 and can be moved by the transmission device 50 along the extending direction of the outlet 26 to move back and forth to clear the blockage of the outlet 26.

The cleaning device 20 includes a bearing 22, a body 24, an outlet 26, a line 28, and a pressurizing device (not shown). The bearing 22 is threaded through the body 24, the line 28 is connected to the body 24, and the line 28 is connected to the pressurizing device. The line 28 pressurizes the purified air or pure water through a pressurizing device, and then introduces it into the body 24 and discharges it in the direction indicated by the arrow A. Since the cleaning device 20 has two opposing ramps 30, the pair of ramps 30 are secured to the two bodies 24, respectively, to form an outlet 26. The pressurized air or pure water is ejected from the outlet 26 at a high speed to remove the chemical agent coated on the surface of the substrate 60.

Please refer to FIG. 1 , FIG. 2A and FIG. 2B together. FIG. 2A is a schematic view of the scraping member 40 of the first embodiment and the sliding portion of the transmission device 50, and FIG. 2B is a scraping process of the second embodiment. A schematic view of the member 40 and the sliding portion of the transmission 50. In order to clear the clogging of the outlet 26, the scraping member 40 can be a metal or plastic sheet extending between the outlets 26, the thickness of the metal or plastic sheet being less than the width of the outlet 26. The transmission device 50 is mounted on the body 24 and coupled to the scraping member 40 for driving the scraping member 40 to move along the outlet 26 to clear the blockage between the outlets 26. The transmission device 50 includes a sliding portion 52, a holding portion 54, and a latching member 56. The sliding portion 52 is disposed on the body 24 in a direction in which the extension 26 extends. The retaining portion 54 is used to fix one end of the scraping member 40. When the scraping member 40 is worn, it can be detached from the retaining portion 54 to replace the new scraping portion. In addition to the piece 40. The engaging member 56 is coupled to the retaining portion 54 and is fastened to the sliding portion 52. The engaging member 56 can move the retaining portion 54 to move back and forth in the direction indicated by the arrow B. The scraping member 40 is coupled to the retaining portion 54. Therefore, the scraping member 40 is thus moved back and forth in the direction indicated by the arrow B, thereby clearing the blockage between the outlets 26. In Fig. 2A, the sliding portion 52 may be an axle, and in Fig. 2B, the sliding portion 52 may be a sliding rail. In an embodiment, the engaging member 56 can be moved back and forth along the extending direction of the sliding portion 52 by manpower; in another embodiment, the transmission device 50 further includes a motor (not shown) for providing a power. The engaging member 56 is such that the transmission 50 automatically drives the scraping member 40 to move back and forth toward the direction in which the outlet 26 extends (that is, the direction in which the sliding portion 52 extends) without being manually moved. Alternatively, the motor can also be set to periodically move the scraping member 40 back and forth toward the direction in which the outlet 26 extends.

Please refer to FIG. 3, which is a schematic diagram of an optical processing apparatus 70 according to a second embodiment of the present invention. In the third embodiment, the components having the same reference numerals as those of the optical processing apparatus 10 of FIG. 1 have the same functions and operations, and will not be further described herein. The optical processing device 70 includes two sets of cleaning devices 20 respectively disposed on the upper and lower sides of the driving roller set 12, and each cleaning device 20 is provided with a scraping member 40 and a transmission device 50. The transmission 50 automatically drives the scraping member 40 to move back and forth toward the direction in which the outlet 26 extends (i.e., the direction in which the sliding portion 52 extends) to clear the clogging of the outlet 26.

In summary, the optical processing apparatus of the present invention is provided with a scraping member for automatically cleaning the clogging of the air outlet (water) port on the cleaning device. The scraping member can efficiently remove the clogging of the wind (water) port without fear of causing damage to the optical device caused by an artificially incorrect scraping method. Moreover, the cleaning process does not require the shutdown of the optical process equipment, which naturally does not affect the impact of the production capacity and the quality of the product.

While the present invention has been described in its preferred embodiments, the present invention is not intended to limit the invention, and the invention may be variously modified and modified without departing from the spirit and scope of the invention. The scope of protection shall be subject to the definition of the scope of the patent application attached.

10, 70. . . Optical process equipment

12. . . Drive roller set

20. . . Clearing device

40. . . Scraper

50. . . transmission

twenty two. . . Bearing

twenty four. . . Ontology

26. . . Export

28. . . Pipeline

52. . . Sliding portion

54. . . Holding unit

56. . . Clip

60. . . Substrate

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view showing the construction of an optical process apparatus of the present invention.

Fig. 2A is a schematic view showing the scraping member of the first embodiment and the sliding portion of the transmission.

Fig. 2B is a schematic view showing the scraping member of the second embodiment and the sliding portion of the transmission.

Figure 3 is a schematic view showing an optical process apparatus of a second embodiment of the present invention.

10‧‧‧Optical process equipment

12‧‧‧Drive roller set

20‧‧‧Clearing device

40‧‧‧Scrapping pieces

50‧‧‧Transmission

22‧‧‧ Bearing

24‧‧‧Ontology

26‧‧‧Export

28‧‧‧ pipeline

60‧‧‧Substrate

Claims (11)

An optical processing apparatus comprising: a cleaning device comprising an outlet for ejecting a liquid or a gas from the outlet; a scraping member extending between the outlets and having a thickness smaller than the outlet And a transmission device mounted on the cleaning device and coupled to the scraping member for driving the scraping member to move along the outlet to clear the blockage between the outlets. The optical processing apparatus according to claim 1, wherein the cleaning device comprises a pressing device for applying pressure to the liquid or the gas, so that the liquid or the gas is ejected from the outlet at a high speed to remove a substrate. Surface coated chemical reagents. The optical process apparatus of claim 2, wherein the cleaning device is a wind knife device. The optical process apparatus of claim 2, wherein the cleaning device is a waterjet device. The optical processing device of claim 1, wherein the transmission device comprises: a sliding portion disposed on the body and extending in a direction extending from the outlet; a retaining portion for fixing the scraping And a latching member is coupled to the retaining portion and engaged with the sliding portion for driving the retaining portion to move back and forth toward the extending direction of the sliding portion. The optical processing apparatus of claim 5, wherein the sliding portion is a slide rail or an axle. The optical processing apparatus of claim 1, wherein the scraping member is a metal or plastic sheet. The optical processing apparatus of claim 1, wherein the transmission further comprises a motor for providing a power such that the transmission automatically drives the scraping member to move back and forth toward the outlet extension. The optical process apparatus of claim 1, wherein the scraping member is detachable from the retaining portion. The optical process apparatus of claim 1, wherein the outlet is a slit having a width of 0.05 to 0.07 cm. The optical processing apparatus of claim 1, wherein the transmission device is configured to drive the scraping member to move back and forth toward the outlet extending direction to clear the blockage between the outlets.