TW567519B - Fixing seat of glass substrate - Google Patents

Abstract

The present invention is a fixing seat of glass substrate, which is for fixing a glass substrate. A spin coating process is proceeded on the glass substrate by disposing the glass substrate on a coating mechanism for phosphor powder totem coating operation. The fixing seat comprises a spin carrier, an external mask body and a low-pressure sucking unit. The lower end of the external body has opening shape to form a rectangular opening for accommodating the said glass substrate. The upper end of the external mask body is connected to the said spin carrier. The spin carrier has low-pressure gas pipeline inside, and is connected to the said low-pressure sucking unit, so that the low-pressure sucking unit is accommodated inside the external mask body, and can attract the said glass substrate for proceeding the spin coating process for phosphor powder totem coating operation.

Description

567519 V. Description of the invention (1) The present invention relates to a fixed base for a glass substrate, in particular to a fluorescent powder totem capable of making an anode plate of a field emission display, and a conventional cathode-ray tube display screen fluorescent The powder totem coating process is carried out, and it can reduce the loss of coating materials at the same time, effectively control the amount of coating materials used, and reduce the residue of the coating materials and the glass substrate fixing support such as poor coating. According to the conventional flat display machines, such as diode flat displays, thin film devices, etc., which have a flat surface and a thin thickness, each has its working mode, light emitting mechanism, and field emission display. It is based on the anode plate fluorescent powder of the electric display. The mass is displayed electrically, which is almost the same as the conventional cathode, especially the anode part. The display structure of these displays is almost the same.

It refers to those who display features such as a liquid crystal flat display, an electro-polymer display, or a field emission flat display, and the aforementioned various displays, in which the so-called thin-film plasma display or field excitation mode is used to convert these exons into photons, The luminescent display mechanism of the ray tube is similar, and the anode plate structure of the device is the same as that of the cathode ray tube plate; it shows a conventional field emission display (or conductive layer): upper :::: glass substrate 11 、 -Black Grain Layer 1 As shown in the second figure, 5: Body layer 1 3 and -Reflective aluminum film layer 1 4 have at least one display panel 2 ° $ Cathode ray tube display structure 2 ''

Coat a black grain layer (Figure)) ί 2 The inner surface of the display panel 21 is on the fluorescent powder layer (Figure A, overlying the fluorescent powder layer (not shown)) Ξ ^ Repeat-reflective aluminum film layer (not shown), polar plates (as shown in Figure 5) The local layer structure and field emission display are similar, but the difference lies in the cathode ray.

Page 4 567519

This is different from each cathode structure of a field emission display. Please refer to the first picture and the second picture together. The difference in the structure of the upper: = lies in the following: _emission: the glass substrate 1 i is a flat sheet of glass, and the "pole": the line official The so-called display panel 21 is a rectangular disc-shaped body composed of a tube skirt 22 surrounding the panel of the display panel 21, so the structural difference between the two will make There are differences in the technology of phosphor coating.

^ As shown in the third figure, the conventional cathode ray tube display screen coating process is a spin-coating thick film coating technology, and its main coating mechanism 3 = contains a coating mechanism carrier 3 1, A connecting base 32, a display fixing base 3 3, and a rotary driving device 3 4; the coating mechanism carrier 3 ^ is used to provide the coating mechanism 3 to run in a channel (not shown) In addition, the connection socket 32 can change the angle of the display screen fixing socket 33 according to the needs of the manufacturing process, and the display screen fixing socket 3 3 is used to fix the display for coating operations, and The display fixing base 3 3 is rotated by the z-axis axis by the driving of the rotation driving device 34 described above. The manufacturing process of the coating mechanism 3 is as follows: Step 1. As shown in FIG. 3A , Tilt the display holder 3 3 at an angle 'to make the inner panel of the display slightly tilt upward, and then apply the raw material to the inner panel of the display; 1

Step 2 'is also as shown in the third picture A, maintaining the angle of the display fixed support 3 3 2 low-speed delay rotation so that the coating material is completely covered to the display panel; v step—as shown in the third picture B , The display fixed support 3 3 change

Page 5 567519 V. Explanation of the invention (3) 2? The display screen is slightly towards 1 ", and then the coating material is formed into a film by high-speed rotation and ^ ^ ^ borrows a recycling mechanism (figure omitted) to recover the overflowing coating material step by step. The film is known and the manufacturing process of the film is various and high, although the formation of the inch surface is worse than the production of the limited body. Step 4, drying; Step 5, p, Step 6, Scale 7, from the black pattern above Light powder layer and so on. Compared with this method, the production of die-etching on the spot can simplify the board and other advantages. The area is difficult to meet the more process mode. For example, the totem will display at least seven totems, green fireball totems, etc., and the display mode has at least: process mode, the cathode ray tube mode still has adsorption mode, process, lower point, but it is or streaked The line width will be high-resolution in the future, and, so-called, although it is made for exposure; molding; the inner panel of the display screen is dry. The process steps are repeated in a cycle.The sequential light powder totem and the blue fluorescent powder totem are finally covered by an acrylic film and an anode plate screen printed on the system display.The advantages and disadvantages do not use the printing original. The required film totem of the panel is larger than that of the brush type, which is used for flat coating, for example, the exposed material is printed by printing. The basic process is relatively: the shadow method is the amount and the solution of the fluorescent powder product can be made. For the small-scale process mode, the final product is produced with the current adsorption mode board, which is simplified, but the screen printing process can be made into a larger scale totem. The above analysis requires that the use of semiconducting panels can have better

56 / MV V. Description of the invention (4) 丨 work, and 1 design; 1: two small t can only be limited to small-sized panels made of fluorescent powder totem production if 'high yield: in the medium and large size anode 1 best countermeasure. make? Obviously, those who want to return to the resolution still need a more conventional cathode ray tube display: n: polar plate requirements, if this can be coated with the polar plate :: ready to use ☆ field emission display anode tube is on the glass structure Still: When: | :: face = plate clever polar ray applied field emission display plane anode II2, so the right reference device is as shown in the fourth figure ::.丨 = The tube skirt 2 of the display screen, so I will display I; still = the tube tube I has no tube skirt 2 1 and cannot be clamped 1 ,,,. The structure of the flat electrode will be caused by the second and the second. The display screen of the cathode-ray tube has a tube skirt 2 1 and is coated underneath. The turning can be painted, fully covering the surface of the inner disk to effectively control the coating material volume, and the flat anode plate also does not have the tube skirt. Therefore, the coating material will be lost and the coating will be increased at a low speed. The amount of cloth is even difficult to comprehensively | the surface of a flat anode plate. 2. Spilled coating material may be contaminated in the peripheral area of the device, making Country 567519 V. Description of the invention (5) The baked material in the latter stage of the process falls into the coating surface. The surface anode plate cannot be transferred to the base to enter a glass base ray fluorescent powder medium and large size to meet the production base, the flat surface of the phosphor, the amount of the base, the base, the glass substrate is peeled off for the display of the tube The size of the coating layer and the industry need to be invented can be fixed totem anode plate. The invention is to reduce the system of the invention. The plate can be fixed to reduce the coating surface. Direct fixed-line fluorescent board fixed screen display process, high resolution. The main purpose of the plane is to produce another line of fluorescent coating material which is less than the rotation of the socket, which causes the above-mentioned retention. The display device is significantly more significant than the powder bearing. good. The difference between the plane-like knot and the cathode-ray is applied, so that the coating machine will display the anode structure in the subsequent process due to the flat-plane display. Display glass, glass-based flat cathode cathode, each flat-emission display screen is painted, the substrate can be used to know the flat surface of the anode plate wire tube, the flat cloth mechanism of the anode plate indicator, the Mingren is fixed It can be produced in the display screen period of the shade, and at the same time, it is to provide a glass substrate fixed to the glass substrate, so that the display screen of the original cathode ray tube is on the glass substrate, and the field emission display is to provide a glass. The production of the substrate fixed support totem can effectively use the cost of the coating material. It is because it can provide a result of the coating material overflowing to the surrounding area due to the overflow of the coating material in the process of glass substrate fixing and transfer coating, so as to prevent the overflowing coating material from falling off or poor coating. Purpose, the present invention is to provide a glass substrate

Page 8 567519 V. Description of the invention (6) The fixed bearing is a spin coating process for fixing a glass substrate so that the glass substrate can perform a fluorescent powder totem coating operation on a coating mechanism, and then The anode plate of the field emission display is made; the fixed base includes a rotating carrier, a cover body and a low-pressure suction unit; wherein the lower end of the cover body is open to form a rectangular opening, which can be accommodated by the glass substrate, and The upper end of the cover body is connected with the rotating carrier, and a low-pressure gas pipeline is provided inside the rotating carrier, and is connected with the low-pressure suction unit, so that the low-pressure suction unit is housed inside the cover body and can absorb the above-mentioned The glass substrate is a spin coating process for performing a fluorescent private totem coating operation. In order to enable the review committee to further understand the features and techniques of the present invention, please refer to the following detailed description and drawings of the present invention, but the drawings are provided for reference and illustration purposes only, and are not intended to limit the present invention. By. & Refer to the fifth figure 'is a schematic plan view of the present invention. The invention provides a glass substrate fixed seat. The fixed seat 5 mainly includes a white surname / rotary carrier 5, a cover body 52, a low-pressure suction bow 5 丨 single Jg, a plurality of positioning stops 5 4, and a plurality of water supply pipes 5 5 And multiple outlets 5 7; of which:

The rotating carrier 5 1 is integrated with the above-mentioned outer cover body 52, and provides a support g and a rotating motion by a coating mechanism 6 (as shown in FIG. 6A), and the rotating carrier 5 1 is covered with a The low-pressure gas pipeline (not shown) connected to the low-pressure suction unit 5 3 allows the low-pressure 5 3 to be decompressed to adsorb the glass substrate. Early in the morning The body 5 2 of the cover is a semi-open cover with an open lower end

ipi page 9 567519 V. Description of the invention (7) to form a rectangular opening (as shown in the fifth figure A), the upper end is connected to the rotating carrier 5 1 as described above; the rectangular shape of the lower end of the cover body 5 2 The opening is larger than the periphery of the glass substrate. The length-width ratio of the opening is substantially equal to the length-width ratio of the glass substrate, and gradually expands from the upper end to the lower end of the cover body 5 2 for the glass substrate to be accommodated in the cover body 5 2 The inside is adsorbed by the above-mentioned low-pressure suction unit 53. A horizontal plane around the inner wall of the housing body 5 2 forms a coplanar space region 56. The length and width of the space region 56 are substantially equal to the length and width of the glass substrate, and the coplanarity of the space region 56 is The coplanar plane of the rectangular opening at the lower end of the cover body 52 is parallel to and perpendicular to the axis Z axis (as shown in the fifth figure B) of the rotating plant 51 for the broken substrate to be placed thereon. And the periphery of the glass substrate is in close contact with the periphery of the space area 5 6. The above-mentioned positioning stops 5 4 are distributed and arranged near the inner wall of the cover body 5 2 and the space area 56, and the positioning stops 54 are located above the space area 56 to assist the low-pressure suction unit. 5 3 is required for fixing and positioning the glass substrate; the low-pressure suction unit 53 may be a low-pressure suction cup, which uses a pressure reducing device (not shown) to make its internal pressure & At the same time, the glass substrate does not fall off during the spin coating process. The above-mentioned water supply pipes 5 5 are arranged on the inner wall of the outer cover 5 2 from top to bottom, and communicate with a water supply pipe (not shown) provided inside the rotating carrier 5 1 to provide the exterior of the mechanism. The liquid flows; in addition, the water supply pipes 5 5 are connected to the above-mentioned water outlets 5 7.

567519

V. Description of the invention (8) Provide water in the spin coating process, so that the paint remaining on the inner wall of the cover body 5 2 is followed by the water outlets 5 7 — and diluted in the process and thrown away or recycled. In order to reduce the paint residue on the inner wall of the cover body 52, at the same time, in the spin coating process, the cover body 5 2, the low-pressure suction sheet -5 3, and the water supply pipes 5 5 can work together along the rotation carrier 5 1 The axis Z axis (as shown in the fifth figure B) rotates. Therefore, with the above-mentioned structure and composition, the broken substrate fixing seat of the present invention can be obtained. As shown in the sixth figure A, the present invention is a glass substrate fixing base. The fixing base 5 can be used to fix a flat glass substrate, so that the broken glass substrate can be coated with fluorescent powder totem on the coating mechanism 6. The spin coating process of operation; wherein, the fixed base 5 is used to fix the broken glass substrate to the space area 5 6 inside the cover body 5 2 by its low-pressure suction unit 5 3, and uses its internal positioning stopper 5 4 to position the glass substrate; " As shown in FIG. 6B, then a connection socket 6 1 is used to change the angle of the fixed socket 5 'so that the rectangular opening at the lower end of the cover body 5 2 faces a cleaning tank 6 2 'The cleaning tank 6 2 is covered with a cleaning solution spout, so that the cleaning solution is sprayed onto the coating surface of the glass substrate inside the cover body 5 2, and at the same time, the outer cover can be made by the rotation of the rotary carrier 51. The body 52 and the glass plate f are rotated to clean the coated surface of the glass substrate. As shown by Shi Hui's f ^ C, f and the substrate are lightly fired by a heating zone formed by a heating plate 63. Dry to remove the water and keep the glass substrate as shown in Figure /, D, so that the connection The pedestal 61 is rotated to make the outer

Ϊ1ΙΗ 567519 V. Description of the invention (9) '------ Ϊ The rectangular opening of if is facing upward, but the axis of the rotating carrier 51 is not perpendicular to the horizontal plane, and it is rotated at a slow speed and painted. :: I Ai: ^ The coating material moves under the line, and then it is caused by the slow delay rotation; the knife is covered on the coating surface of the glass substrate; because the cover body 5 2 It can be blocked during the rotation, so the flow direction of the cloth is limited to the coating surface of the glass substrate, so that the coating material is not lost, and the amount of coating material is effectively controlled; as shown in Figure 6E, Then, the connection base 61 is rotated to make the fixed base 5 slightly downward, and the rotary carrier 51 is rotated at a high speed to uniformly form the coating material on the coating ==, and outside the fixed base 5 Set a recycling ς 6 5 ′ to recover the coating material overflowing due to high-speed rotation, and at the same time,: f the water outlet 5 7 in the cover body 5 2, set the water at this time, and leave the residue ^ the cover body 5 2 The coating material on the inner wall is removed and recycled: 6 5; Therefore, the design of these water outlets 5 7 can avoid the coating material due to the day. , Accumulated on the inner wall of the cover body 52, and affected the suction of the glass substrate, and even the accumulated residue was peeled off and dropped onto the coating surface. As shown in FIG. 6F, the fixed bearing was again caused. The base 5 enters the drying area to heat the plate 6 6 for thermal radiation drying; then, processes such as exposure and development can be performed to produce an anode plate for displaying a display. Therefore, by using the glass substrate fixing base of the present invention, at least the following advantages can be restored: 1. For the present invention, the present invention can make a fluorescent powder totem for the anode plate of a field emission display.

567519, Description of the invention (10) Privately use the improvement of the conventional fluorescent screen manufacturing process of the cathode ray tube display screen to make high-resolution, medium and large-scale panels, and make the original phosphor totem process more industrial. Use value. 2. The invention can effectively control the amount of coating material, avoid the loss of coating materials, and reduce the cost of materials. 3. The present invention can eliminate the coating material remaining on the inner wall of the cover body to reduce the occurrence of coating surface defects. The purpose of use, and the solution, are completely in line with the invention. Please check and grant the case. In summary, the present invention can indeed achieve the expected lack of knowledge. Laws file applications and patents to protect the rights of inventors. However, the above is only the scope of the present invention, which limits the patent scope of the present invention. Therefore, the equivalent structural changes of the content are hereby incorporated by Chen Ming. Che Fu Jia 1 & For example, if not, it is the same as the description and drawings. It is included in the scope of the present invention.

567519 Brief description of the diagram The first diagram is a schematic diagram of the structure of the anode plate of a conventional field emission display. The diagram of the structure shown in the diagram shows the structure of the tube emitter cathode. The schematic diagram of the pattern manufacturing machine is shown in Figure A. The cloth painting and coating system is shown in Figure A. Figure 3. The schematic diagram of the pattern manufacturing machine is shown in Figure B. Figure 3. The figure shows the coating process of the mold industry. Xi} Department Three C Figure Three Number ABABADEF Ming 1 Figure Figure Figure Figure Figure Figure Figure Figure Figure No. 4 5 5 5 6 6 6 6 The painting of the flat surface machine is clearly known. The above picture shows the layout of the machine. The book is clearly issued. This is a diagram of the model shown in the diagram. The model industry is made as a process. hair hair intended meaning intended to show a diagram illustrating the system of FIG present books of Department of FIG formula formula formula die mold for molding industry for the process industry sector for the braking system braking Mingming Ming Cheng Cheng hair hair books present #, ## thirty-four May Six

Page 14 567519 Brief description of the drawings 1 Anode plate 1 1 Flat glass substrate 1 2 Black texture layer 1 3 Fluorescent powder layer 1 4 Reflective aluminum film layer 2 Display structure 2 1 Display panel 2 2 Tube skirt 3 3 1 Coating mechanism coating mechanism carrier 3 2 Connecting socket 3 3 Display fixing socket 3 4 Rotary driving device 4 1 Fixture [Invention] 5 Fixed bearing housing body positioning block space area 5 1 Rotating carrier 52 5 3 Low-pressure suction unit 54 5 5 Water supply pipe 56 5 7 Water outlet 6 Coating mechanism 6 1 Connection socket 6 2 Washing tank 6 3 Heating plate 6 4 Blanking grab 6 5 Recovery device 6 6 Heating plate

Claims (1)

567519 VI. Application for Patent Scope 1. A glass substrate fixing base, which is used for fixing a glass substrate, so that the glass substrate can perform a spin coating process of a fluorescent powder totem coating operation on a coating mechanism, and further The 1% pole plate of the field emission display is made; the fixed base includes: a rotating carrier with a low-pressure gas pipeline inside; a cover body whose upper end is connected to the rotating carrier; the lower end is open to form a A rectangular opening 'for the aforementioned glass substrate to be accommodated; and a low-pressure suction unit for adsorbing the aforementioned glass substrate' and connected to the low-pressure gas pipeline of the rotating carrier to be accommodated inside the cover body. 2. The glass substrate fixed socket as described in item 1 of the scope of the patent application, wherein the water carrier is further provided with a water supply pipe, and a plurality of water supply pipes are provided along the inner wall of the cover body from top to bottom. The water supply pipes communicate with the water supply pipe. 3. As the glass substrate fixed socket described in item 2 of the scope of patent application, it is further provided with a plurality of water outlets, and these water outlets are connected with the water supply pipes. 4. The glass substrate fixing base as described in the first item of the application for patent $ 1, wherein the upper end to the lower end of the cover body is gradually enlarged. 5. The glass substrate fixing base as described in item 4 of the scope of the patent application, wherein the horizontal direction around the inner wall of the cover body forms a coplanar space area, and the length and width of the space area are the same as the length of the glass substrate. The width is the same, and the coplanarity of the space area is under the cover body. 567519 VI. Scope of patent application The coplanar ends of the rectangular openings are parallel. 678. The glass substrate fixing seat as described in item 5 of the scope of patent application, further comprising a plurality of positioning blocks, the positioning stops are distributed and arranged near the inner wall of the cover body and the space area, thereby It assists the low-pressure suction unit to absorb the needs for fixing and positioning the glass substrate. Such as the positioning stopper in the scope of the patent application, such as the low-pressure suction f substrate fixing base ′ above the scope of the patent application. The substrate fixing base ’is the glass described in item 6 is located in the space area. The glass described in item 1 is a low-pressure suction cup.