CN110920282A - Silk-screen printing method of 3D magnetic pattern - Google Patents
Silk-screen printing method of 3D magnetic pattern Download PDFInfo
- Publication number
- CN110920282A CN110920282A CN201911067336.9A CN201911067336A CN110920282A CN 110920282 A CN110920282 A CN 110920282A CN 201911067336 A CN201911067336 A CN 201911067336A CN 110920282 A CN110920282 A CN 110920282A
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- screen printing
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- 238000007650 screen-printing Methods 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000011265 semifinished product Substances 0.000 claims abstract description 36
- 238000007639 printing Methods 0.000 claims abstract description 35
- 239000000047 product Substances 0.000 claims abstract description 26
- 238000001035 drying Methods 0.000 claims abstract description 13
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000007790 scraping Methods 0.000 claims description 18
- 238000003672 processing method Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000006247 magnetic powder Substances 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 5
- 230000005389 magnetism Effects 0.000 description 4
- 230000004075 alteration Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0045—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using protective coatings or film forming compositions cured by mechanical wave energy, e.g. ultrasonics, cured by electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams, or cured by magnetic or electric fields, e.g. electric discharge, plasma
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Printing Methods (AREA)
Abstract
The invention provides a silk-screen printing method of a 3D magnetic pattern, which comprises the following steps: (1) preparing silk-screen magnetic ink: placing the magnetic printing ink, a curing agent and boiled oil water in a stirrer, and blending to obtain the uniform silk-screen magnetic printing ink with the viscosity meeting the silk-screen printing requirement; (2) silk-screen printing of semi-finished products: obtaining a semi-finished product with magnetic silk-screen patterns by using silk-screen magnetic ink through a silk-screen device; (3) magnetizing the semi-finished product: placing the semi-finished product in a magnetic tool, carrying out magnetic treatment to magnetically activate the magnetic silk-screen pattern on the semi-finished product, and then drying; (4) edge processing: the semi-finished product subjected to magnetic binding is protected by a high-temperature protective film, then the product is heated again and then is pressed into a shape, and a silk-screen finished product with the required radian can be generated.
Description
Technical Field
The invention relates to the technical field of screen printing, in particular to a screen printing processing method of a 3D magnetic pattern.
Background
Screen printing is also called silk-screen printing, and is a production process method for forming patterns by allowing pattern positions of a screen printing plate to penetrate ink and allowing non-pattern positions to not penetrate ink. The silk-screen printing process is widely applied to the field of injection molding secondary production due to the advantages of strong stereoscopic impression, strong light resistance, strong ink adhesion, diversified production process and the like of the silk-screen printing product. Traditional silk screen printing contains key elements such as printing ink, half tone, scraper blade, bearer, printing table:
printing ink: the material of the formed pattern, the silk-screen process is suitable for various types of printing ink;
screen printing: the printing ink permeation tool is manufactured by utilizing a silk screen, photosensitive resist and a film picture, wherein meshes exist in a pattern part, and meshes do not exist in a non-pattern part;
scraping plate: after the ink covers the screen printing plate, applying pressure by using a scraper to enable the ink to penetrate to the bottom of the screen printing plate through the meshes;
carrying an object: products bearing covering ink are generally made of materials such as injection molding parts;
a printing table: the screen printing working platform comprises a manual screen printing platform and an automatic screen printing platform.
At present, a common screen printing production process method is mainly adopted in the injection molding secondary screen printing production process, printing ink forms patterns through screen mesh, visual patterns of a screen printing product are clear, but the screen mesh is easy to block during production of the common screen printing production process, the patterns are not clear due to uneven ink consumption, when the screen printing product is manufactured into a curved surface shape, effective stereoscopic impression cannot be formed, the product is visually observed at a fixed angle, the difference between the front color and the patterns and the side surface is obvious, and the stereoscopic impression is poor.
Disclosure of Invention
In view of the above, the invention aims to avoid the defects in the prior art and provide a silk-screen processing method for 3D magnetic patterns, the silk-screen surface ink manufactured by the silk-screen processing method for 3D magnetic patterns has strong sense of hierarchy, unclear patterns and strong visual stereoscopic impression of the appearance, and a silk-screen product can be molded into a required shape to enhance the stereoscopic impression of the appearance.
The embodiment of the invention provides a silk-screen processing method of a 3D magnetic pattern, which comprises the following steps:
(1) preparing silk-screen magnetic ink: placing the magnetic printing ink, the curing agent and the boiled oil water in an automatic stirrer, mixing and stirring uniformly, and blending to obtain the uniform silk-screen magnetic printing ink with the viscosity meeting the silk-screen printing requirement;
(2) silk-screen printing of semi-finished products: obtaining a semi-finished product with magnetic silk-screen patterns by using the silk-screen magnetic ink obtained in the step (1) through a silk-screen device;
(3) magnetizing the semi-finished product: and (3) placing the semi-finished product prepared in the step (2) into a magnetic tool, carrying out magnetic treatment to magnetically activate the magnetic silk-screen pattern on the semi-finished product, and then carrying out drying treatment.
(4) Edge processing: and (4) protecting the semi-finished product subjected to magnetic binding in the step (3) by using a high-temperature protective film, heating and softening the product, and then performing press-forming to obtain the screen printing finished product with the required radian.
Further, in step (2), the silk screen printing device is including silk screen printing machine body, platform track, printing platform, objective table and silk screen printing subassembly, the platform track is fixed in on the silk screen printing machine body, printing platform swing joint in on the platform track and can have for silk screen printing machine body slides in the roll-off, the objective table is fixed in on the printing platform, the silk screen printing subassembly be located objective table upper surface and with through first cylinder with silk screen printing machine body fixed connection.
Further, the silk screen printing subassembly is including two silk screen printing tracks, half tone, two half tone mounts and scraper subassembly, two silk screen printing track parallel fixation in the upper end of first cylinder, half tone mount swing joint in two between the silk screen printing track, half tone detachable connect in two the half tone mount, the scraper subassembly is located half tone upper end and swing joint in two between the silk screen printing track, half tone mount upper end still is provided with the second cylinder that is used for changing the vertical height of half tone mount.
Furthermore, the scraping component comprises a connecting piece, a scraping plate and an ink return knife, wherein the scraping plate is fixed at one end of the connecting piece, the ink return knife is fixed at the other end of the connecting piece, the connecting piece is movably connected between the two screen fixing frames and can drive the scraping plate and the ink return knife to move left and right, and a third cylinder for changing the vertical height of the scraping plate and the ink return knife is further fixed at the upper ends of the scraping plate and the ink return knife.
Further, the scraping plate and the ink return blade are arranged in parallel.
Further, in the step (3), the magnetic tool comprises a tool base, a clamping groove is formed in the tool base, and a magnetic strip for magnetically processing the semi-finished product is arranged in the clamping groove.
Furthermore, the arrangement mode of the magnetic stripes is consistent with that of the 3D magnetic patterns on the silk-screen finished product.
Further, the tool base is a wooden tool base.
Further, in the step (3), the treatment time for the semi-finished product to be magnetized is 50 to 70 s.
Further, in the step (3), the drying process adopts a flowing drying mode to perform drying.
Compared with the prior art, the invention has the following beneficial effects: according to the silk-screen processing method of the 3D magnetic patterns, provided by the invention, the magnetic adsorbability of the magnetic printing ink is adopted, so that the semi-finished product which is silk-screen printed has magnetism, and meanwhile, the magnetic tool is utilized to magnetically activate the silk-screen patterns, so that chromatic aberration and layer gaps exist in the magnetic powder line and non-magnetic powder line areas of the printing ink layer, the silk-screen product is clear in visual appearance and strong in three-dimensional sense, and meanwhile, the silk-screen product can be softened and molded into a required shape through edge processing, and the three-dimensional sense of the appearance is enhanced.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be derived on the basis of the following drawings without inventive effort.
Fig. 1 is a schematic processing flow diagram of a silk-screen printing method of a 3D magnetic pattern according to the present invention.
Fig. 2 is a schematic view of the overall structure of the screen printing device of the present invention.
Fig. 3 is a sectional view of a screen printing apparatus according to the present invention.
Fig. 4 is a schematic view of the overall structure of the semi-finished product and the magnetic tool in the present invention.
Fig. 5 is a schematic view of the overall structure of the magnetic tool of the present invention.
Fig. 6 is a schematic view of the overall structure of the finished silk-screen product of the invention.
The figure includes: the screen printing machine comprises a screen printing machine body 1, a platform rail 2, a printing table 3, an object stage 4, a screen printing assembly 5, a screen printing rail 51, a screen printing plate 52, a screen printing plate fixing frame 53, a scraping assembly 54, a scraping plate 541, an ink return knife 542, a third air cylinder 543, a connecting piece 544, a second air cylinder 55, a first air cylinder 6, a magnetic tool 7, a tool base 71, a clamping groove 72, a magnetic strip 73, a semi-finished product 8 and a screen printing finished product 9.
Detailed Description
The invention is further described with reference to the following examples.
As shown in fig. 1 to 6, the present embodiment provides a method for silk-screen printing of a 3D magnetic pattern, including the following steps:
(1) preparing silk-screen magnetic ink: placing the magnetic printing ink, the curing agent and the boiled oil water in an automatic stirrer, mixing and stirring uniformly, and blending to obtain the uniform silk-screen magnetic printing ink with the viscosity meeting the silk-screen printing requirement;
(2) and 8, silk-screen printing of a semi-finished product: obtaining a semi-finished product 8 with magnetic silk-screen patterns by using the silk-screen magnetic ink obtained in the step (1) through a silk-screen device;
(3) the semi-finished product 8 is magnetized: and (3) placing the semi-finished product 8 prepared in the step (2) into a magnetic tool 7, carrying out magnetic treatment to magnetically activate the magnetic silk-screen pattern on the semi-finished product 8, and then carrying out drying treatment, wherein the magnetic treatment time of the semi-finished product 8 is 50-70 s, and the drying treatment adopts a flowing drying mode for drying.
(4) Edge processing: and (4) protecting the semi-finished product 8 subjected to magnetic binding in the step (3) by using a high-temperature protective film, heating and softening the product, and then performing press-forming to obtain the screen-printed finished product 9 with the required radian.
As shown in fig. 5, in the preferred embodiment, in step (3), the magnetic tool 7 includes a tool base 71, a clamping groove 72 is formed in the tool base 71, a magnetic stripe 73 for magnetically processing the semi-finished product 8 is disposed in the clamping groove 72, further, the arrangement mode of the magnetic stripe 73 is consistent with that of the 3D magnetic patterns on the silk-screen finished product 9, and due to the consistency of the magnetic stripe 73 and the 3D magnetic patterns on the silk-screen finished product 9, different silk-screen patterns can be formed by different attachment properties of silk-screen magnetic ink, so as to improve the diversity of the 3D magnetic patterns.
As shown in fig. 5, in a preferred embodiment, the fixture base 71 is a wooden fixture base 71, and the wooden fixture base 71 has the advantages of long service cycle, difficult damage and simple manufacture.
Because the magnetism adsorptivity of the magnetic printing ink is adopted, the semi-finished product 8 which is silk-screened out has magnetism, and meanwhile, the magnetic tool 7 is utilized to magnetically activate silk-screen patterns, so that chromatic aberration and layer gaps exist in magnetic powder lines and non-magnetic powder lines of a printing ink layer, the appearance of the silk-screen product 9 is clear in visual level and strong in stereoscopic impression, and meanwhile, the silk-screen product 9 can be softened and molded into a required shape through edge processing, and the appearance stereoscopic impression is enhanced.
As shown in fig. 2-3, in the preferred embodiment, in step (2), the screen printing device includes a screen printing machine body 1, a platform rail 2, a printing table 3, an objective table 4 and a screen printing assembly 5, the platform rail 2 is fixed on the screen printing machine body 1, the printing table 3 is movably connected on the platform rail 2 and can slide in and out relative to the screen printing machine body 1, the objective table 4 is fixed on the printing table 3, and the screen printing assembly 5 is located on the upper surface of the objective table 4 and is fixedly connected with the screen printing machine body 1 through a first cylinder 6.
As shown in fig. 2-3, in a preferred embodiment, the screen printing assembly 5 includes two screen printing rails 51, a screen printing plate 52, two screen printing fixing frames 53 and a scraper assembly 54, the two screen printing rails 51 are fixed in parallel at the upper end of the first air cylinder 6, the screen printing plate fixing frame 53 is movably connected between the two screen printing rails 51, the screen printing plate 52 is detachably connected to the two screen printing fixing frames 53, the scraper assembly is located at the upper end of the screen printing plate 52 and is movably connected between the two screen printing rails 51, and the upper end of the screen printing plate fixing frame 53 is further provided with a second air cylinder 55 for changing the vertical height of the screen printing.
As shown in fig. 2-3, in a preferred embodiment, the scraping assembly 54 includes a connecting member 544, a scraping plate 541 and an ink return blade 542, the scraping plate 541 is fixed at one end of the connecting member 544, the ink return blade 542 is fixed at the other end of the connecting member 544, the connecting member 544 is movably connected between the two screen fixing frames 53 and can drive the scraping plate 541 and the ink return blade 542 to move left and right, a third cylinder 543 for changing the vertical height of the scraping plate 541 and the ink return blade 542 is further fixed at the upper ends of the scraping plate 541 and the ink return blade 542, and further, the scraping plate 541 and the ink return blade 542 are arranged in parallel.
The silk-screen operation and use mode of the silk-screen device in this embodiment are as follows:
first, the screen 52 is fixed to the screen holder 53, and the height of the screen 53 is adjusted by the second air cylinder 55. Dumping the prepared magnetic ink to the left area of the screen 53, then moving down through a third cylinder 543 to drive an ink return knife 542 to move down, and starting the ink return knife 542 to enable the ink return knife 542 to move towards the right side along the screen printing track 51, so that the screen pattern is uniformly covered by the ink; next, the printing table 3 is moved out at a constant speed by using a screw structure in the platform track 2; placing the bearing object 4 at the designated position of the printing table 3, automatically fixing the bearing object 4 by utilizing vacuum adsorption, avoiding the movement of the bearing object 4 in the silk-screen printing process, and then moving the printing table 3 and the bearing object 4 together below the screen printing plate 52; starting the first air cylinder 6 to enable the first air cylinder 6 to move downwards to drive the screen printing assembly 5 to move downwards, so that the distance between the screen printing plate 52 and the bearing object 4 meets the requirement of screen printing operation; starting the scraper 541, moving the scraper 541 along the screen printing track 51, and uniformly screen printing the magnetic ink on the bearing object 4; and after the screen printing machine receives a signal that the scraper 541 returns to the moving end, the first air cylinder 6 drives the screen printing component 5 to move upwards, the printing table 3 moves out along the platform track 2, and the screen printing semi-finished product is taken down to complete the screen printing operation.
Compared with the prior art, the invention has the following beneficial effects: according to the silk-screen processing method of the 3D magnetic patterns, provided by the invention, the magnetic adsorbability of the magnetic printing ink is adopted, so that the semi-finished product which is silk-screen printed has magnetism, and meanwhile, the magnetic tool is utilized to magnetically activate the silk-screen patterns, so that chromatic aberration and layer gaps exist in the magnetic powder line and non-magnetic powder line areas of the printing ink layer, the silk-screen product is clear in visual appearance and strong in three-dimensional sense, and meanwhile, the silk-screen product can be softened and molded into a required shape through edge processing, and the three-dimensional sense of the appearance is enhanced.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A silk-screen printing method of 3D magnetic patterns is characterized by comprising the following steps: the method comprises the following steps:
(1) preparing silk-screen magnetic ink: placing the magnetic printing ink, the curing agent and the boiled oil water in an automatic stirrer, mixing and stirring uniformly, and blending to obtain the uniform silk-screen magnetic printing ink with the viscosity meeting the silk-screen printing requirement;
(2) silk-screen printing of semi-finished products: obtaining a semi-finished product with magnetic silk-screen patterns by using the silk-screen magnetic ink obtained in the step (1) through a silk-screen device;
(3) magnetizing the semi-finished product: placing the semi-finished product prepared in the step (2) in a magnetic tool, carrying out magnetic treatment to magnetically activate the magnetic silk-screen pattern on the semi-finished product, and then carrying out drying treatment;
(4) edge processing: and (4) protecting the semi-finished product subjected to magnetic binding in the step (3) by using a high-temperature protective film, heating and softening the product, and then performing press-forming to obtain the screen printing finished product with the required radian.
2. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 1, wherein: in step (2), the silk screen printing device is including silk screen printing machine body, platform track, printing platform, objective table and silk screen printing subassembly, the platform track is fixed in on the silk screen printing machine body, printing platform swing joint in on the platform track and can have for silk screen printing machine body slides in the roll-off, the objective table is fixed in on the printing platform, the silk screen printing subassembly be located the objective table upper surface and with through first cylinder with silk screen printing machine body fixed connection.
3. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 2, wherein: the silk screen printing subassembly is including two silk screen printing tracks, half tone, two half tone mounts and scraper subassembly, two silk screen printing track parallel fixation in the upper end of first cylinder, half tone mount swing joint is in two between the silk screen printing track, the half tone is detachable to be connected in two the half tone mount, the scraper subassembly is located half tone upper end and swing joint are in two between the silk screen printing track, half tone mount upper end still is provided with the second cylinder that is used for changing the vertical height of half tone mount.
4. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 3, wherein: the scraper component comprises a connecting piece, a scraper and an ink return knife, wherein one end of the connecting piece is fixed with the scraper, the other end of the connecting piece is fixed with the ink return knife, the connecting piece is movably connected between the two screen fixing frames and can drive the scraper and the ink return knife to move left and right, and a third cylinder for changing the vertical heights of the scraper and the ink return knife is further fixed at the upper ends of the scraper and the ink return knife.
5. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 4, wherein: the scraping plate and the ink return blade are arranged in parallel.
6. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 1, wherein: in the step (3), the magnetic tool comprises a tool base, a clamping groove is formed in the tool base, and a magnetic strip for magnetically processing the semi-finished product is arranged in the clamping groove.
7. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 6, wherein: and the arrangement mode of the magnetic strips is consistent with that of the 3D magnetic patterns on the silk-screen finished product.
8. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 6, wherein: the tool base is a wooden tool base.
9. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 1, wherein: in the step (3), the treatment time for magnetizing the semi-finished product is 50 to 70 s.
10. The silk-screen processing method of the 3D magnetic pattern as claimed in claim 1, wherein: in the step (3), the drying treatment adopts a flowing drying mode for drying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911067336.9A CN110920282A (en) | 2019-11-04 | 2019-11-04 | Silk-screen printing method of 3D magnetic pattern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911067336.9A CN110920282A (en) | 2019-11-04 | 2019-11-04 | Silk-screen printing method of 3D magnetic pattern |
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| CN110920282A true CN110920282A (en) | 2020-03-27 |
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| CN201911067336.9A Pending CN110920282A (en) | 2019-11-04 | 2019-11-04 | Silk-screen printing method of 3D magnetic pattern |
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| CN103129195A (en) * | 2011-11-28 | 2013-06-05 | 珠海格力电器股份有限公司 | Magnetic ink printing method |
| CN103660763A (en) * | 2013-11-29 | 2014-03-26 | 福建省石狮市通达电器有限公司 | Production method of IML face shell with magnetic printing ink stereo pattern effect |
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| CN107264098A (en) * | 2017-06-16 | 2017-10-20 | 深圳市旺盈彩盒纸品有限公司 | A kind of screen printing method of arc light effect |
| CN107650493A (en) * | 2017-10-30 | 2018-02-02 | 陈郁文 | The printing equipment of magnetic ink and printing process |
| CN108819525A (en) * | 2018-05-31 | 2018-11-16 | 深圳市柏星龙创意包装股份有限公司 | A kind of 3D illusion-colour silk screen printing process |
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2019
- 2019-11-04 CN CN201911067336.9A patent/CN110920282A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985257A (en) * | 2009-07-29 | 2011-03-16 | 杨欣翰 | Transferring method for applying ink on ethylene/vinyl acetate (EVA) and manufacturing method of EVA foam |
| CN103129195A (en) * | 2011-11-28 | 2013-06-05 | 珠海格力电器股份有限公司 | Magnetic ink printing method |
| CN103115425A (en) * | 2013-01-18 | 2013-05-22 | 石狮市鑫达工业有限公司 | Manufacturing technique of arc-shaped board of air conditioner |
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