CN110733234A - Method for manufacturing printing ink silk screen plate laser screen - Google Patents
Method for manufacturing printing ink silk screen plate laser screen Download PDFInfo
- Publication number
- CN110733234A CN110733234A CN201911025573.9A CN201911025573A CN110733234A CN 110733234 A CN110733234 A CN 110733234A CN 201911025573 A CN201911025573 A CN 201911025573A CN 110733234 A CN110733234 A CN 110733234A
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- screen
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- printing plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/14—Forme preparation for stencil-printing or silk-screen printing
- B41C1/145—Forme preparation for stencil-printing or silk-screen printing by perforation using an energetic radiation beam, e.g. a laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/14—Forme preparation for stencil-printing or silk-screen printing
- B41C1/148—Forme preparation for stencil-printing or silk-screen printing by a traditional thermographic exposure using the heat- or light- absorbing properties of the pattern on the original, e.g. by using a flash
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
- H05K3/1225—Screens or stencils; Holders therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C2210/00—Preparation or type or constituents of the imaging layers, in relation to lithographic printing forme preparation
- B41C2210/04—Negative working, i.e. the non-exposed (non-imaged) areas are removed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C2210/00—Preparation or type or constituents of the imaging layers, in relation to lithographic printing forme preparation
- B41C2210/08—Developable by water or the fountain solution
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Toxicology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The invention discloses a method for manufacturing a laser screen of an ink silk screen printing plate, which comprises the following steps: coating/immersing the screen with photosensitive paste for pre-curing; placing and fixing the pre-cured screen on a frame area of laser equipment, and setting a zero point of the screen; importing the data to be laser in an external controller into a processor of laser machine equipment, setting a laser beam zero point and adjusting the operation parameters of the laser net drying function; starting laser machine equipment, aligning the zero point of the screen printing plate and the zero point of the laser beam, and operating a laser screen drying function; automatically performing laser drawing of photosensitive hardening on the screen plate by using a laser beam; washing photosensitive paste in the area which is not used for laser drawing by using high-pressure water; and curing the screen printing plate washed by the high-pressure water again to finish the screen drying process. Directly transmitting the engineering data to equipment, and directly performing laser exposure and engraving on the photosensitive paste to form a required shape and a required figure by using laser equipment through laser; the adjustment of the proportionality coefficient of the engineering data is convenient and flexible, and can be performed only by adjusting in the engineering data design and can be performed with the sun-drying.
Description
Technical Field
The invention relates to the technical field of circuit board manufacturing, in particular to a manufacturing method of printing ink silk screen plate laser screen.
Background
At present, screen printing plates adopted for manufacturing PCB or FPC printing are pre-cured by printing photosensitive paste, a prepared film is attached to a photosensitive area, and then the screen printing plates are placed on an exposure machine for air extraction and exposure, however, the traditional processing method needs to prepare the film in advance, the film is manufactured firstly and then is exposed in an alignment mode by the film, when the coefficient of the product changes or the period changes, the film needs to be manufactured again to manufacture the screen printing plates, thus, the cost of the film is increased, the manufacturing time of the screen printing plates is prolonged, the production progress of the product is seriously influenced, in addition, in the aspect of , the film has fixed thickness, and the edge lines of the screen printing plates are not neat after the film is refracted during the exposure of the screen printing plates, and the quality of the product is influenced.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
For the reasons, the applicant provides a method for manufacturing printing ink silk screen plate laser screen printing plates, and aims to solve the problems.
Disclosure of Invention
In order to meet the requirements, the invention aims to provide a method for manufacturing printing ink silk screen plate laser screen-drying screens, which solves the problem of screen plate exposure cost, accelerates the rapid change reaction efficiency of a screen plate production line, updates the manufacturing conditions of the screen plate screen-drying screens so as to meet the purpose of manufacturing required screen plates in a short time, changes and tests screen-drying equipment and conditions, and directly carries out drawing type sensitization on photosensitive paste.
In order to achieve the purpose, the invention adopts the following technical scheme:
the manufacturing method of the printing ink silk screen plate laser screen drying plate comprises the following steps:
coating/immersing the screen with photosensitive paste for pre-curing;
placing and fixing the pre-cured screen on a frame area of laser equipment, and setting a zero point of the screen;
importing the data to be laser in an external controller into a processor of laser machine equipment, setting a laser beam zero point and adjusting the operation parameters of the laser net drying function;
starting laser machine equipment, aligning the zero point of the screen printing plate and the zero point of the laser beam, and operating a laser screen drying function;
automatically performing laser drawing of photosensitive hardening on the screen plate by using the laser beam until all drawing is completed;
washing the screen plate subjected to laser drawing by using high-pressure water, and washing photosensitive paste in an area which is not subjected to laser drawing;
and curing the screen printing plate washed by the high-pressure water again to finish the screen drying process.
The technical scheme of the step is that before the step of coating/immersing the screen with the photosensitive paste for pre-curing, the method also comprises the following steps:
analyzing the data to be radiussed, and confirming that the orientations of all characters are reversed characters;
the analyzed data and the actual expansion and contraction coefficient of the data are input into an external controller.
, the method also includes the step of checking the screen drying effect of the screen printing laser drawing under the optical bench after the laser beam automatically performs the laser drawing of the photosensitive hardening on the screen printing plate until all the drawing steps are finished.
The step is characterized in that the screen printing plate is formed by arranging ink silk screen on a screen frame and tensioning the ink silk screen to preset tension.
The technical scheme of step is that the laser beam is red UV laser beam with a diameter of 5-10 μm.
The step is that in the step of curing the screen plate washed by the high-pressure water again and finishing the screen drying process, the curing again is to put the screen plate into an oven for baking and curing for 30-40min at the temperature of 140-.
Compared with the prior art, the method for manufacturing the printing ink silk screen plate laser screen drying net has the following advantages:
1. directly transmitting engineering data to equipment, and directly laser-exposing and engraving required shapes and figures on the photosensitive paste by the laser equipment through laser to meet the requirement of directly using design data to expose the photosensitive paste;
2. the problem of fixing a screen printing plate on which photosensitive paste is printed is solved, so that the pattern is in the center of the screen printing plate when laser exposure is carried out each time;
3. after the parameters are preset, the processor controls the laser exposure energy, so that the problem of poor screen drying caused by insufficient or excessive laser can be effectively prevented;
4. the screen process does not need a traditional photosensitive master film (namely film), so that the time for manufacturing the master film and the production cost of the master film are saved;
5. the proportional coefficient of the engineering data is convenient and flexible to adjust, and the screen printing plate can be directly used on the screen printing plate only by adjusting in the engineering data design and can be dried at any time.
The invention is further described with reference to the figures and the specific embodiments.
Drawings
FIG. 1 is a flow chart of the basic working steps of the method for manufacturing the ink silk screen plate laser screen of the present invention;
FIG. 2 is a schematic production view of a conventional exposure screen process;
fig. 3 is a schematic production diagram of the method for manufacturing the ink silk screen plate laser screen.
Reference numerals:
1. photosensitive paste 2 and screen printing plate
31. Master 32, glass
33. Light ray 34, light source
41. UV laser beam 42, laser head
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only partial embodiments of of the present invention, rather than all embodiments.
In the description herein, reference to the terms " embodiments," " embodiments," "examples," "specific examples," or " examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least embodiments or examples of the invention.
Laser refers to laser (stimulated emission light amplification) in which atoms are stimulated to emit light, so called "laser", in which electrons in atoms absorb energy and then transit from a low energy level to a high energy level, and when the electrons fall back from the high energy level to the low energy level, the released energy is emitted in the form of photons, and the attracted (excited) photon beam (laser) has photon optical characteristics of height .
As shown in fig. 2, in the conventional exposure and screening method, a light source 34 is scattered onto a glass 32, and then the photosensitive paste 1 is exposed through the glass 32 and a film (master 31) to cause chemical reaction hardening of the photosensitive paste 1, the light 33 of the light source 34 is blocked by the master 31 in a black area, and the photosensitive paste 1 on the upper portion is not subjected to photosensitive hardening. The exposure screening method is realized by penetrating and refracting light 33 scattered by a light source 34, and the penetrating and refracting characteristics generated in the exposure process can generate the bad effect of jagged edges of an exposure area.
As shown in fig. 1 and 3, the method for manufacturing kinds of ink silk screen plate laser screen printing plates provided by the invention comprises the following steps:
s100 coating/immersing the screen 2 with the photosensitive paste 1 for pre-curing. Among them, the photosensitive paste 1 is also called photosensitive emulsion, photoresist, and it and photosensitive film (also called film) are currently commonly used photosensitive materials.
S200, placing the pre-cured screen 2 in a frame area of a laser machine and fixing the screen (two adjacent sides of a screen clamping frame are fixed, the other two sides are movable and adjustable, when the screen frame is placed on a frame, the movable two sides push the screen frame to the tightest position and clamp the screen frame), and setting a zero point of the screen 2;
s300, importing data to be radiussed in an external controller into a processor of laser machine equipment, setting a laser beam zero point and adjusting operation parameters of a laser screen drying function, and inputting exposure scanning power 175mA, scanning speed 200mm/S and specific numerical values of actual width and height of a framework of a screen 2;
s400, starting laser machine equipment, aligning the zero point of the screen printing plate 2 and the zero point of a laser beam, and operating a laser screen drying function;
s500, automatically performing laser drawing of photosensitive hardening on the screen 2 by using the laser beam until all drawing is completed;
s600, washing the laser-painted screen printing plate 2 by using high-pressure water, and washing away the photosensitive paste 1 in the area which is not subjected to laser painting;
s700, the screen printing plate 2 washed by the high-pressure water is solidified again, and the screen drying process is completed.
In other more specific embodiments, before the step of coating/immersing the screen 2 with the photosensitive paste 1 for pre-curing, the method further comprises the following steps:
analyzing the data to be radiussed, and confirming that the orientations of all characters are reversed characters;
the analyzed data and the actual expansion and contraction coefficient of the data are input into an external controller.
The laser beam automatically performs laser drawing of photosensitive hardening on the screen 2 until all the steps of drawing are completed, and the method further comprises the following steps: and checking the screen drying effect of the laser drawing of the screen 2 under the light table.
The screen 2 is formed by arranging ink silk screen gauze on the screen frame to be tensioned to preset tension.
The laser beam is a red UV laser beam 41 emitted by a laser head 42, the diameter of the beam is 5-10 microns, UV laser drawing is carried out on a photosensitive area on laser data to be subjected to laser drawing, and the area which is not subjected to UV drawing needs to be washed away, so that the manufacturing requirement of a screen printing plate is met. Because the diameter of the laser beam is smaller, the problem of jagged edges in the traditional exposure manufacturing method is avoided.
And curing the screen printing plate 2 washed by the high-pressure water again, wherein in the step of finishing the screen drying process, the curing again is to put the screen printing plate 2 into an oven for baking and curing for 30-40min at the temperature of 140-160 ℃.
In summary, the method for manufacturing the ink silk screen plate laser screen-drying net provided by the scheme directly transmits engineering data to the equipment, and the laser equipment directly performs laser exposure and engraving on the photosensitive paste to form the required shape and figure through laser so as to meet the requirement of directly performing exposure on the photosensitive paste by using design data; the problem of fixing a screen printing plate on which photosensitive paste is printed is solved, so that the pattern is in the center of the screen printing plate when laser exposure is carried out each time; after the parameters are preset, the processor controls the laser exposure energy, so that the problem of poor screen drying caused by insufficient or excessive laser can be effectively prevented; the screen process does not need a traditional photosensitive master film (namely film), so that the time for manufacturing the master film and the production cost of the master film are saved; the proportional coefficient of the engineering data is convenient and flexible to adjust, and the screen printing plate can be directly used on the screen printing plate only by adjusting in the engineering data design and can be dried at any time.
The technical content of the present invention is further illustrated by way of example only for the convenience of the reader, but it is not intended that the embodiments of the present invention be limited thereto, and any technical extension or re-creation based on the present invention shall be protected by the present invention.
Claims (6)
1, printing ink silk screen plate laser screen drying manufacturing method, characterized by comprising the following steps:
coating/immersing the screen with photosensitive paste for pre-curing;
placing and fixing the pre-cured screen on a frame area of laser equipment, and setting a zero point of the screen;
importing the data to be laser in an external controller into a processor of laser machine equipment, setting a laser beam zero point and adjusting the operation parameters of the laser net drying function;
starting laser machine equipment, aligning the zero point of the screen printing plate and the zero point of the laser beam, and operating a laser screen drying function;
automatically performing laser drawing of photosensitive hardening on the screen plate by using the laser beam until all drawing is completed;
washing the screen plate subjected to laser drawing by using high-pressure water, and washing photosensitive paste in an area which is not subjected to laser drawing;
and curing the screen printing plate washed by the high-pressure water again to finish the screen drying process.
2. The method for manufacturing the laser screen printing plate of the ink silk screen plate according to claim 1, wherein before the step of coating/immersing the screen plate with the photosensitive paste for pre-curing, the method further comprises the following steps:
analyzing the data to be radiussed, and confirming that the orientations of all characters are reversed characters;
the analyzed data and the actual expansion and contraction coefficient of the data are input into an external controller.
3. The method for manufacturing the laser screen of the ink silk screen plate according to claim 1, wherein the laser beam automatically performs laser drawing of photo hardening on the screen plate until all steps of drawing are completed, and the method further comprises the following steps: and checking the screen drying effect of the screen plate laser drawing under a light table.
4. The method for manufacturing the laser screen of the ink silk screen printing plate according to claim 1, wherein the screen printing plate is formed by arranging ink silk screen gauze on a screen frame and tensioning the ink silk screen gauze to a preset tension.
5. The method for manufacturing the laser screen of the ink silk screen plate according to claim 1, wherein the laser beam is a red UV laser beam, and the diameter of the laser beam is 5-10 microns.
6. The method for manufacturing the laser screen printing of the ink silk screen plate according to claim 1, wherein in the step of curing the screen printing plate washed by the high-pressure water again, the curing is carried out by putting the screen printing plate into an oven for baking and curing for 30-40min at a temperature of 140-160 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911025573.9A CN110733234A (en) | 2019-10-25 | 2019-10-25 | Method for manufacturing printing ink silk screen plate laser screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911025573.9A CN110733234A (en) | 2019-10-25 | 2019-10-25 | Method for manufacturing printing ink silk screen plate laser screen |
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| Publication Number | Publication Date |
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| CN110733234A true CN110733234A (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911025573.9A Pending CN110733234A (en) | 2019-10-25 | 2019-10-25 | Method for manufacturing printing ink silk screen plate laser screen |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0658812A1 (en) * | 1992-10-21 | 1995-06-21 | Schablonentechnik Kufstein Aktiengesellschaft | Process for the preparation of a printing screen |
| JP2002067527A (en) * | 2000-06-15 | 2002-03-08 | Fuji Electric Co Ltd | Screen printing plate and its manufacturing method |
| CN103802444A (en) * | 2014-01-25 | 2014-05-21 | 东莞南玻工程玻璃有限公司 | Manufacturing method for enameled glass screen printing plate and enameled glass |
| CN105182696A (en) * | 2015-08-28 | 2015-12-23 | 北大方正集团有限公司 | Manufacturing method of screens |
| CN105954974A (en) * | 2016-06-27 | 2016-09-21 | 深圳劲嘉集团股份有限公司 | Silkscreen plate laser plate-making equipment and plate-making method thereof |
-
2019
- 2019-10-25 CN CN201911025573.9A patent/CN110733234A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0658812A1 (en) * | 1992-10-21 | 1995-06-21 | Schablonentechnik Kufstein Aktiengesellschaft | Process for the preparation of a printing screen |
| JP2002067527A (en) * | 2000-06-15 | 2002-03-08 | Fuji Electric Co Ltd | Screen printing plate and its manufacturing method |
| CN103802444A (en) * | 2014-01-25 | 2014-05-21 | 东莞南玻工程玻璃有限公司 | Manufacturing method for enameled glass screen printing plate and enameled glass |
| CN105182696A (en) * | 2015-08-28 | 2015-12-23 | 北大方正集团有限公司 | Manufacturing method of screens |
| CN105954974A (en) * | 2016-06-27 | 2016-09-21 | 深圳劲嘉集团股份有限公司 | Silkscreen plate laser plate-making equipment and plate-making method thereof |
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Application publication date: 20200131 |