CN215704932U - Multicolor screen printing device - Google Patents
Multicolor screen printing device Download PDFInfo
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- CN215704932U CN215704932U CN202121778491.4U CN202121778491U CN215704932U CN 215704932 U CN215704932 U CN 215704932U CN 202121778491 U CN202121778491 U CN 202121778491U CN 215704932 U CN215704932 U CN 215704932U
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Abstract
The utility model discloses a multicolor silk-screen printing device, which comprises a silk-screen printing screen and a silk-screen knife rest, wherein the silk-screen knife rest is arranged on the silk-screen printing screen and reciprocates along the printing direction of the silk-screen printing screen, and the silk-screen knife rest is provided with a scraper for printing patterns and a return knife for recovering ink; a screen frame is arranged around the screen printing plate, an ink separating band is arranged in the screen frame, the length direction of the ink separating band is consistent with the movement direction of the screen printing tool rest, the ink separating band divides the screen frame to form a plurality of ink tanks, the ink tanks are used for containing different inks, a first avoidance port is arranged on the scraper corresponding to the position of the ink separating band, and a second avoidance port is arranged on the ink returning blade corresponding to the position of the ink separating band; the screen printing plate can realize printing of multiple colors or multiple effects, reduces printing procedures and cost, and can meet the printing requirements of printed products.
Description
Technical Field
The utility model relates to the field of screen printing, in particular to a multi-color screen printing device.
Background
The silk screen printing refers to that a silk screen is used as a plate base, and a silk screen printing plate with pictures and texts is manufactured by a photosensitive plate making method. The screen printing is composed of five major elements, namely a screen printing plate, a scraper, ink, a printing table and a printing stock. The basic principle that the meshes of the image-text part and the non-image-text part of the screen printing plate are permeable to ink and impermeable to ink is utilized to print. When printing, ink is poured into one end of the screen printing plate, a scraper plate is used for applying a certain pressure to the ink position on the screen printing plate, meanwhile, the scraper plate moves towards the other end of the screen printing plate at a constant speed, and the ink is extruded onto a printing stock from meshes of the image-text part by the scraper plate in the moving process. The printing ink that needs multiple colour or use different effects when packing gift box such as cigarette wine prints presents multiple effect on same product more, and present screen printing is mostly monochromatic printing, can only print the printing ink of a colour or effect, needs the silk screen printing many times for reaching the effect of will. With the aggravation of market competition, printing enterprises need to improve the screen printing efficiency, reduce the printing production cost, simplify the printing process and improve the printing speed in the established market; therefore, there is a need for a multi-color screen printing apparatus capable of accelerating printing of a plurality of inks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multicolor silk-screen printing device, which can put ink with different colors into different ink tanks, can be provided with the silk-screen printing screens with different meshes, can meet the printing requirements of different meshes and different colors, can realize the printing of multiple colors or multiple effects by using one silk-screen printing screen, reduces the printing procedures, reduces the cost and simultaneously can meet the printing requirements of printed products.
The embodiment of the utility model is realized by the following steps:
a multicolor silk-screen printing device comprises a silk-screen printing screen and a silk-screen knife rest, wherein the silk-screen knife rest is arranged on the silk-screen printing screen and reciprocates along the printing direction of the silk-screen printing screen, and the silk-screen knife rest is provided with a scraper for printing patterns and a return knife for recovering ink; the screen printing plate is characterized in that a screen frame is arranged on the periphery of the screen printing plate, an ink separating band is arranged in the screen frame, the length direction of the ink separating band is consistent with the movement direction of the screen printing tool rest, the ink separating band is divided into the screen frame to form a plurality of ink grooves, the ink grooves are used for containing different printing inks, a first avoiding port is arranged on the scraper corresponding to the position of the ink separating band, and a second avoiding port is arranged on the ink returning blade corresponding to the position of the ink separating band. The printing ink of different colours can be put into in different ink tanks to can set up the half tone of different mesh numbers, can satisfy the printing demand of different mesh numbers, different colours, use a silk screen printing screen can realize printing multiple colour or multiple effect, can satisfy the printing demand that the printed matter will reach when reducing printing process, reduce cost.
Preferably, the number of the ink separating strips is multiple, the multiple ink separating strips are parallel to each other, and the number of the ink grooves is 1 more than that of the ink separating strips. 3 ink separating ribbons can be arranged to form 4 ink tanks, the ink tanks are used for containing ink, screen holes are formed in the screen printing plate in a drying mode according to the requirements of printing pictures and texts and used for ink leakage, and the ink transfers the picture and text information to a printing stock through the screen holes.
Preferably, the height of the ink separation band is the same as the height of the screen frame. The net frame is rectangular and has a height of about 20-30 mm; the silk screen printing plate is made of polyester fiber. The width of the ink separating band is 30-40 mm. The distance and the number of the ink separating bands are adjusted according to the printing requirement.
Preferably, different ink tanks are used for accommodating different inks, and screen plates with different meshes are arranged between the different ink tanks. Each ink tank is an area, each area contains ink with one color or effect, and the ink separation ribbons are used for separating the ink with different colors or different printing effects, so that the ink mixing is avoided; in addition, the areas separated by the ink separation ribbon and the screen frame can be provided with screen plates with different meshes, so that the printing requirements of different meshes can be met by one-time screen printing.
Preferably, the ink separation band is detachably connected with the screen frame, and the ink separation band can be adjustably mounted on the screen frame. The width of the ink groove is convenient to adjust. The width of the ink groove can be set according to the printing requirement, and the size and the position of the mesh below the ink groove are set according to the printing image-text.
Preferably, the ink separating ribbon is provided with a detachable anti-sticking layer, and the anti-sticking layer is used for removing residual ink. The anti-sticking layer is an adhesive tape, and the adhesive tape is stuck on the ink separating ribbon to avoid ink mixing, so that ink can conveniently slide off the ink separating ribbon, and the material waste caused by ink mixing is reduced.
Preferably, the scraper comprises a cutter seat and a blade which are detachably connected, the cutter seat is provided with a plurality of threaded holes, and the blade is fixed on the cutter seat through the threaded holes by bolts.
Preferably, the width of the first avoidance port and the second avoidance port is not smaller than the width of the ink separation band. The width of the first avoiding opening and the second avoiding opening is slightly larger than the width of the ink separating strip by 1-2 mm.
Preferably, the ink returning knife is provided with a plurality of bolt holes for connecting and fixing the screen printing knife rest.
Due to the adoption of the technical scheme, the utility model has the beneficial effects that: the multicolor silk-screen printing device comprises a silk-screen printing screen and a silk-screen knife rest, wherein the silk-screen knife rest is arranged on the silk-screen printing screen and reciprocates along the printing direction of the silk-screen printing screen, and a scraper for printing patterns and a return knife for recovering ink are arranged on the silk-screen printing knife rest; the screen printing plate is characterized in that a screen frame is arranged on the periphery of the screen printing plate, an ink separating band is arranged in the screen frame, the length direction of the ink separating band is consistent with the movement direction of the screen printing tool rest, the ink separating band is divided into the screen frame to form a plurality of ink grooves, the ink grooves are used for containing different printing inks, a first avoiding port is arranged on the scraper corresponding to the position of the ink separating band, and a second avoiding port is arranged on the ink returning blade corresponding to the position of the ink separating band. The printing ink of different colours can be put into in different ink tanks to can set up the half tone of different mesh numbers, can satisfy the printing demand of different mesh numbers, different colours, use a silk screen printing screen can realize printing multiple colour or multiple effect, can satisfy the printing demand that the printed matter will reach when reducing printing process, reduce cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic top view of a screen printing plate according to the present invention;
FIG. 2 is a schematic view of the construction of the doctor blade of the present invention;
fig. 3 is a schematic structural diagram of the ink return blade of the present invention.
Description of specific element symbols: 1. screen printing of a screen plate; 2. a scraper; 3. returning the ink knife; 11. a screen frame; 12. separating ink ribbon; 13. an ink tank; 21. a tool apron; 22. a threaded hole; 23. a blade; 24. a first avoidance port; 31. Bolt holes; 32. and a second avoidance port.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. The following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
Example 1: referring to fig. 1 to 3, a multicolor screen printing apparatus of the present embodiment includes a screen printing plate 1 and a screen printing tool rest, the screen printing tool rest is disposed on the screen printing plate 1 and reciprocates along a printing direction of the screen printing plate 1, and the screen printing tool rest is provided with a scraper 2 for printing a pattern and a return knife 3 for recovering ink; the periphery of the screen printing plate 1 is provided with a screen frame 11, an ink separating band 12 is arranged in the screen frame 11, the length direction of the ink separating band is consistent with the movement direction of the screen printing tool rest, the screen frame 11 is divided into a plurality of ink grooves 13 by the ink separating band 12, the ink grooves 13 are used for containing different inks, a first avoiding port 24 is arranged on the scraper 2 corresponding to the position of the ink separating band 12, and a second avoiding port 32 is arranged on the ink returning knife 3 corresponding to the position of the ink separating band 12. Can put into the printing ink of different colours in different ink tanks 13 to can set up the half tone of different mesh numbers, can satisfy the printing demand of different mesh numbers, different colours, use a silk screen printing 1 can realize printing multiple colour or multiple effect, can satisfy the printing demand that the printed matter will reach when reducing printing process, reduce cost.
Example 2: the number of the ink separation strips 12 of the present embodiment is plural, and the plural ink separation strips 12 are parallel to each other, and the number of the ink grooves 13 is 1 more than the number of the ink separation strips. 3 ink separating ribbons 12 can be arranged to form 4 ink tanks 13, the ink tanks 13 are used for containing ink, and screen holes are formed in the screen printing plate 1 according to the requirement of printing pictures and texts for ink leakage, and the printing ink transfers the picture and text information to a printing stock through the screen holes. The height of the ink separation ribbon 12 of the present embodiment is the same as that of the screen frame 11. The screen frame 11 is rectangular and has a height of about 20-30 mm; the silk screen printing plate 1 is made of polyester fiber. The width of the ink separation ribbon 12 is 30-40 mm. The distance and number of ink separation bands 12 are adjusted according to the printing requirements.
Example 3: different ink tanks 13 of the present embodiment are used for accommodating different inks, and screen plates with different mesh numbers are provided. Each ink tank 13 is an area, each area contains ink with one color or effect, and the ink separation ribbons 12 are used for separating the ink with different colors or different printing effects to avoid ink mixing; besides, the areas separated by the ink ribbon 12 and the screen frame 11 can be provided with screen plates with different meshes, so that the printing requirements of different meshes can be met by one-time screen printing.
Example 4: the ink separation band 12 of the present embodiment is detachably connected to the frame 11, and the position of the ink separation band 12 mounted on the frame 11 can be adjusted. The width of the ink tank 13 is easily adjusted. The width of the ink groove 13 can be set according to the printing requirement, and the size and the position of the cells below the ink groove 13 are set according to the printing graphics. The ink separation ribbon 12 of this embodiment is provided with a removable release layer for removing residual ink. The anti-sticking layer is an adhesive tape, and the adhesive tape is stuck on the ink separating band 12 to avoid ink mixing, so that ink can conveniently slide from the ink separating band 12, and the material waste caused by ink mixing is reduced.
Example 5: the doctor blade 2 of the present embodiment comprises a holder 21 and an insert 23 which are detachably connected, the holder 21 being provided with a plurality of threaded holes 22, and the insert 23 being fixed to the holder 21 by bolts passing through the threaded holes 22. The widths of the first avoidance port 24 and the second avoidance port 32 of the present embodiment are not smaller than the width of the ink separation ribbon 12. The width of the first and second avoidance ports 24 and 32 is slightly greater than the width of the ink separation ribbon 12 by 1-2 mm. The ink return knife 3 of this embodiment is provided with a plurality of bolt holes 31 for connecting and fixing with the screen printing knife rest. The scraper 2 and the ink returning blade 3 work separately, the scraper 2 scrapes from front to back (the ink returning blade 3 does not contact with the screen printing plate at the moment), and the ink returning blade 3 scrapes from back to front (the scraper 2 does not contact with the screen printing plate at the moment).
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A multicolor silk-screen printing device is characterized by comprising a silk-screen printing screen and a silk-screen knife rest, wherein the silk-screen knife rest is arranged on the silk-screen printing screen and reciprocates along the printing direction of the silk-screen printing screen, and the silk-screen knife rest is provided with a scraper for printing patterns and a return knife for recovering ink; the screen printing plate is characterized in that a screen frame is arranged on the periphery of the screen printing plate, an ink separating band is arranged in the screen frame, the length direction of the ink separating band is consistent with the movement direction of the screen printing tool rest, the ink separating band is divided into the screen frame to form a plurality of ink grooves, the ink grooves are used for containing different printing inks, a first avoiding port is arranged on the scraper corresponding to the position of the ink separating band, and a second avoiding port is arranged on the ink returning blade corresponding to the position of the ink separating band.
2. The multi-color screen printing apparatus according to claim 1, wherein the number of the ink separation bands is plural, and plural ink separation bands are parallel to each other, and the number of the ink tanks is 1 more than the number of the ink separation bands.
3. The multi-color screen printing apparatus according to claim 1, wherein the height of the ink-separation ribbon is the same as the height of the screen frame.
4. The multi-color screen printing apparatus of claim 2, wherein different ink tanks are used for containing different inks, and screens with different mesh sizes are provided.
5. A multi-colour screen printing apparatus as claimed in claim 1, wherein the ink-separation strip is removably attached to the frame, and the ink-separation strip is adjustably mounted to the frame.
6. The multi-color screen printing apparatus according to claim 1, wherein a removable release layer is provided on the ink separation ribbon for removing residual ink.
7. The multi-color screen printing apparatus according to claim 1, wherein the squeegee includes a holder and a blade detachably attached to each other, the holder being provided with a plurality of threaded holes, and the blade being fixed to the holder by bolts passing through the threaded holes.
8. The multi-color screen printing apparatus according to claim 1, wherein the first avoiding port and the second avoiding port have a width not smaller than a width of the ink separation ribbon.
9. The multi-color screen printing device according to claim 1, wherein the ink return blade is provided with a plurality of bolt holes for connecting and fixing with the screen printing tool rest.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778491.4U CN215704932U (en) | 2021-08-02 | 2021-08-02 | Multicolor screen printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121778491.4U CN215704932U (en) | 2021-08-02 | 2021-08-02 | Multicolor screen printing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215704932U true CN215704932U (en) | 2022-02-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121778491.4U Active CN215704932U (en) | 2021-08-02 | 2021-08-02 | Multicolor screen printing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215704932U (en) |
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2021
- 2021-08-02 CN CN202121778491.4U patent/CN215704932U/en active Active
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