CN110825266A

CN110825266A - Manufacturing process of oversized active pen touch screen

Info

Publication number: CN110825266A
Application number: CN201911082510.7A
Authority: CN
Inventors: 董维寿; 张仁贵
Original assignee: Liancheng Zhongchu Electronics Co Ltd
Current assignee: Liancheng Zhongchu Electronics Co Ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-02-21

Abstract

The invention discloses a manufacturing process of an oversized active pen touch screen, which relates to the technical field related to touch screen production and comprises the following steps: a: preparing materials, B: attaching and positioning, C: fixing and D: cleaning and baking: cleaning the dirt on the surface of the ITO glass by using a cleaning device, and drying water drops and E on the surface of the ITO glass: blade coating and F: exposure, G: developing and H: etching, I: demoulding and J: cleaning and K: and (6) packaging. According to the invention, the ITO glass is pasted on a large piece of white glass, the integrated circuit is manufactured on the ITO glass, the price is low, the use of a production-assisting material chromium plate is reduced, the production cost of the touch screen is reduced, the touch screen is suitable for large-scale production, the ITO glass is cleaned and dried by using the cleaning device, the large-size ITO glass is conveniently and stably installed, the time and the labor are saved, the ITO glass can be driven to rotate, the all-dimensional cleaning and drying are carried out, and the working efficiency is improved.

Description

Manufacturing process of oversized active pen touch screen

Technical Field

The invention relates to the technical field related to touch screen production, in particular to a manufacturing process of an oversized active pen touch screen.

Background

The touch screen is also called as touch screen or touch panel, and is an inductive liquid crystal display device capable of receiving input signals of a touch head and the like, when a graphical button on the screen is touched, a touch feedback system on the screen can drive various connecting devices according to a pre-programmed program, so that the touch screen can be used for replacing a mechanical button panel, and vivid video and audio effects can be produced by a liquid crystal display picture. As a latest computer input device, the touch screen is the simplest, convenient and natural man-machine interaction mode at present. The multimedia interactive device gives the multimedia a brand-new appearance and is a brand-new multimedia interactive device with great attractiveness. The method is mainly applied to inquiry of public information, leadership office, industrial control, military command, electronic games, song and dish ordering, multimedia teaching, real estate pre-sale and the like.

At present, when the existing oversized active pen touch screen is produced and processed, a large paving production material chromium plate is needed, the production cost of the touch screen is improved, and the oversized touch screen is inconvenient to fix, inconvenient to clean and dry and high in processing difficulty.

Therefore, it is necessary to provide a manufacturing process of an oversized active pen touch screen to solve the above problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a manufacturing process of an oversized active pen touch screen, and solves the problems that the production cost of the touch screen is high, the large-sized touch screen is inconvenient to fix, clean and dry when the oversized active pen touch screen is produced and processed.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

a manufacturing process of an oversized active pen touch screen comprises the following steps:

a: preparing materials: preparing a large piece of white glass and a piece of ITO glass with qualified quality;

b: attaching and positioning: adding a proper amount of water on the surface of the white glass, and then placing the ITO glass on the surface of the white glass;

c: fixing: fixing the positioned white glass and the ITO glass by using an adhesive tape;

d: cleaning and baking: cleaning the dirt on the surface of the ITO glass by using a cleaning device, and drying water drops on the surface of the ITO glass;

e: blade coating: coating a layer of photoresist with high cleanliness and uniform thickness on the ITO glass in a scraping way, and baking and curing the photoresist;

f: exposure: generating a required pattern through a photochemical reaction;

g: and (3) developing: developing the required integrated circuit photoresist pattern through a developing reaction, and curing the manufactured integrated circuit photoresist pattern;

h: etching: carrying out chemical reaction on the unnecessary ITO glass on the ITO glass and aqua regia, and leaving the unnecessary ITO glass as the required ITO glass;

i: demoulding: removing the photoresist to show a required pattern, and tearing off the adhesive to obtain a required integrated circuit;

j: cleaning: washing the ITO glass with water, and drying the ITO glass;

k: packaging: and then pasting the dried ITO glass on a front protective film of the touch screen.

Optionally, the cleaning device comprises a processing box, an annular liquid storage tank is arranged at the bottom inside the processing box, a filter screen is fixedly connected to the top end of the annular liquid storage tank, a liquid discharge pipe is fixedly connected to the bottom end of the annular liquid storage tank, a heating box is fixedly connected to the inner sides of the two sides of the processing box, a heating wire is fixedly connected to the inner part of the heating box, an air inlet pipe is fixedly connected to one end of the heating box, an air outlet pipe is fixedly connected to one side of the heating box away from the processing box, a main flow pipe is fixedly connected to the top end of the inner side of the processing box, a water spray head is fixedly connected to the bottom end of the main flow pipe, a liquid inlet pipe is fixedly connected to one end of the main flow pipe, a support seat is fixedly connected to the middle part of the bottom end of an inner cavity, the top fixedly connected with mounting of fixing base, the mounting is the U-shaped, place the equal fixedly connected with pneumatic cylinder in the both ends of seat, piston rod on the pneumatic cylinder stretches out and places the seat and with fixing base fixed connection.

Optionally, the length of the white glass in the step a is 920mm, the width of the white glass is 840mm, and the thickness of the white glass is 0.6mm, and the length of the ITO glass is 680mm, the width of the ITO glass is 540mm, and the thickness of the ITO glass is 0.3 mm.

Alternatively, the adhesive tape fixed on the ITO glass in step B must be in a region around the ITO glass that is not exposed and developed.

Optionally, a box door is arranged on the surface of the processing box, and a glass window is arranged in the middle of the box door.

Optionally, one end of the air inlet pipe, which is far away from the heating box, penetrates through the processing box and is communicated with an air pump and gas transmission equipment, and one end of the liquid inlet pipe, which is far away from the main flow pipe, penetrates through the processing box and is communicated with a water pump and water transmission equipment.

Optionally, a through hole is formed in the top end of the placing seat, guide rods are connected to two ends of the through hole in a sliding mode, and one ends of the guide rods extend out of the through hole and are fixedly connected with the fixing seat.

Optionally, a transmission shaft is fixedly connected to an output shaft of the motor, the transmission shaft is rotatably connected to the supporting seat, and the top end of the transmission shaft penetrates through the supporting seat and is fixedly connected to the placing seat.

(III) advantageous effects

The invention provides a manufacturing process of an oversized active pen touch screen, which has the following beneficial effects:

1. according to the invention, the ITO glass is pasted on a large piece of white glass, the integrated circuit is manufactured on the ITO glass, the price is low, the use of a chromium plate which is a production-aided material is reduced, the production cost of the touch screen is reduced, and the touch screen is suitable for large-scale production.

2. The cleaning device is used for cleaning and drying the ITO glass, so that the large-size ITO glass can be conveniently and stably installed, time and labor are saved, the ITO glass can be driven to rotate, all-dimensional cleaning and drying are carried out, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic front view of a cleaning apparatus according to the present invention;

FIG. 2 is a schematic cross-sectional view of a cleaning apparatus according to the present invention;

FIG. 3 is a schematic cross-sectional view of the supporting seat and the placing seat of the present invention;

fig. 4 is a schematic top view of the placement base of the present invention.

In the figure: 1. a processing box; 2. a box door; 3. an annular reservoir; 4. filtering with a screen; 5. a liquid discharge pipe; 6. a heating box; 7. heating wires; 8. an air outlet pipe; 9. an air inlet pipe; 10. a main flow pipe; 11. a sprinkler head; 12. a liquid inlet pipe; 13. a supporting seat; 14. a motor; 15. a placing seat; 16. a fixed seat; 17. a fixing member; 18. a hydraulic cylinder; 19. a through hole; 20. a guide bar; 21. and a shaft is transmitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1-4, the present invention provides a technical solution:

f: exposure: generating a required pattern through a photochemical reaction;

j: cleaning: washing the ITO glass with water, and drying the ITO glass;

As an optional technical scheme of the invention:

the cleaning device comprises a processing box 1, an annular liquid storage tank 3 is arranged at the bottom end inside the processing box 1, a filter screen 4 is fixedly connected to the top end of the annular liquid storage tank 3, a liquid discharge pipe 5 is fixedly connected to the bottom end of the annular liquid storage tank 3, a heating box 6 is fixedly connected to the inner sides of the two sides of the processing box 1, a heating wire 7 is fixedly connected to the inner part of the heating box 6, an air inlet pipe 9 is fixedly connected to one end of the heating box 6, an air outlet pipe 8 is fixedly connected to one side of the heating box 6 away from the processing box 1, a main flow pipe 10 is fixedly connected to the top end of the inner side of the processing box 1, a water spray head 11 is fixedly connected to the bottom end of the main flow pipe 10, a liquid inlet pipe 12 is fixedly connected to one end of the main flow pipe 10, a supporting seat 13 is fixedly connected to the middle, the top fixedly connected with mounting 17 of fixing base 16, mounting 17 is the U-shaped, place the inside equal fixedly connected with pneumatic cylinder 18 in both ends of seat 15, piston rod on the pneumatic cylinder 18 stretches out place seat 15 and with 16 fixed connection of fixing base, utilize belt cleaning device to carry out clean drying process to ITO glass, not only conveniently carry out stable installation side to large size ITO glass, labour saving and time saving can drive ITO glass rotatory moreover, carry out all-round cleanness and drying, improved work efficiency.

As an optional technical scheme of the invention:

in the step A, the length of the white glass is 920mm, the width of the white glass is 840mm, the thickness of the white glass is 0.6mm, and the length of the ITO glass is 680mm, the width of the ITO glass is 540mm, and the thickness of the ITO glass is 0.3 mm.

As an optional technical scheme of the invention:

the adhesive tape fixed on the ITO glass in step B must be in a region around the ITO glass that is not exposed and developed.

As an optional technical scheme of the invention:

the surface of the processing box 1 is provided with a box door 2, and the middle part of the box door 2 is provided with a glass window.

As an optional technical scheme of the invention:

one end of the air inlet pipe 9, which is far away from the heating box 6, penetrates through the processing box 1 and is communicated with air pump gas conveying equipment, and one end of the liquid inlet pipe 12, which is far away from the main flow pipe 10, penetrates through the processing box 1 and is communicated with water pump water conveying equipment.

As an optional technical scheme of the invention:

place the inside top of seat 15 and seted up through-hole 19, the equal sliding connection in inside both ends of through-hole 19 has guide bar 20, and guide bar 20's one end stretches out through-

hole

19 and 16 fixed connection with the fixing base.

As an optional technical scheme of the invention:

the output shaft of the motor 14 is fixedly connected with a transmission shaft 21, the transmission shaft 21 is rotatably connected with the supporting base 13, and the top end of the transmission shaft 21 penetrates through the supporting base 13 and is fixedly connected with the placing base 15.

The working principle is as follows: when cleaning ITO glass, open chamber door 2, put ITO glass between two mountings 17, then start hydraulic cylinder 18, hydraulic cylinder 18 drives fixing base 16 and inwards removes, when mountings 17 press from both sides ITO glass, stop hydraulic cylinder 18, then begin to carry out water delivery to main flow pipe 10, sprinkler bead 11 sprays water and cleans the ITO glass of below, then start motor 14, motor 14 drives through transmission axle 21 and places seat 15 rotatory, place seat 15 and drive ITO glass and realize rotatory cleanness, clean behind Wangbi, stop water delivery, start air pump gas transmission equipment and heater strip 7, the air current is discharged by air-out pipe 8 after the heater strip 7 heats, carry out drying process to ITO glass.

In summary, the following steps: according to the manufacturing process of the oversized active pen touch screen, the ITO glass is pasted on the large white glass, the integrated circuit is manufactured on the ITO glass, the price is low, the use of a chromium plate which is used as a production-assisting material is reduced, the production cost of the touch screen is reduced, and the oversized active pen touch screen is suitable for large-scale production.

It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features, or indirectly contacted with the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A manufacturing process of an oversized active pen touch screen is characterized by comprising the following steps:

f: exposure: generating a required pattern through a photochemical reaction;

j: cleaning: washing the ITO glass with water, and drying the ITO glass;

2. The manufacturing process of the oversized active pen touch screen as recited in claim 1, wherein:

the cleaning device comprises a processing box (1), an annular liquid storage tank (3) is arranged at the bottom end inside the processing box (1), a filter screen (4) is fixedly connected to the top end of the annular liquid storage tank (3), a liquid discharge pipe (5) is fixedly connected to the bottom end of the annular liquid storage tank (3), heating boxes (6) are fixedly connected to the inner sides of the two sides of the processing box (1), heating wires (7) are fixedly connected to the inner portions of the heating boxes (6), an air inlet pipe (9) is fixedly connected to one end of each heating box (6), an air outlet pipe (8) is fixedly connected to one side, far away from the processing box (1), of each heating box (6), a main flow pipe (10) is fixedly connected to the top end inside the processing box (1), a water spray head (11) is fixedly connected to the bottom end of the main flow pipe (10), and a liquid inlet pipe (, inner chamber bottom middle part fixedly connected with supporting seat (13) of processing case (1), inside fixedly connected with motor (14) of supporting seat (13), the top of supporting seat (13) is equipped with places seat (15), the both sides of placing seat (15) all are equipped with fixing base (16), the top fixedly connected with mounting (17) of fixing base (16), mounting (17) are the U-shaped, the inside equal fixedly connected with pneumatic cylinder (18) in both ends of placing seat (15), piston rod on pneumatic cylinder (18) stretches out and places seat (15) and with fixing base (16) fixed connection.

3. The manufacturing process of the oversized active pen touch screen as recited in claim 1, wherein:

the length of the white glass in the step A is 920mm, the width of the white glass is 840mm, the thickness of the white glass is 0.6mm, and the length of the ITO glass is 680mm, the width of the ITO glass is 540mm, and the thickness of the ITO glass is 0.3 mm.

4. The manufacturing process of the oversized active pen touch screen as recited in claim 1, wherein:

the adhesive tape fixed on the ITO glass in the step B must be in a region around the ITO glass that is not exposed and developed.

5. The manufacturing process of the oversized active pen touch screen as recited in claim 2, characterized in that:

the surface of the processing box (1) is provided with a box door (2), and the middle part of the box door (2) is provided with a glass window.

6. The manufacturing process of the oversized active pen touch screen as recited in claim 2, characterized in that:

one end, far away from the heating box (6), of the air inlet pipe (9) penetrates through the processing box (1) and is communicated with air pump air delivery equipment, and one end, far away from the main flow pipe (10), of the liquid inlet pipe (12) penetrates through the processing box (1) and is communicated with water pump water delivery equipment.

7. The manufacturing process of the oversized active pen touch screen as recited in claim 2, characterized in that:

through-hole (19) have been seted up to the inside top of placing seat (15), equal sliding connection has guide bar (20) in the inside both ends of through-hole (19), the one end of guide bar (20) stretch out through-hole (19) and with fixing base (16) fixed connection.

8. The manufacturing process of the oversized active pen touch screen as recited in claim 2, characterized in that:

the output shaft of the motor (14) is fixedly connected with a transmission shaft (21), the transmission shaft (21) is rotatably connected with the supporting seat (13), and the top end of the transmission shaft (21) penetrates through the supporting seat (13) and is fixedly connected with the placing seat (15).