CN220785182U - Scraping and printing device of rotary screen printing machine - Google Patents
Scraping and printing device of rotary screen printing machine Download PDFInfo
- Publication number
- CN220785182U CN220785182U CN202321774479.5U CN202321774479U CN220785182U CN 220785182 U CN220785182 U CN 220785182U CN 202321774479 U CN202321774479 U CN 202321774479U CN 220785182 U CN220785182 U CN 220785182U
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- Prior art keywords
- support
- cylinder mould
- printing machine
- rotary screen
- cylinder
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- 238000007639 printing Methods 0.000 title claims abstract description 39
- 238000010022 rotary screen printing Methods 0.000 title claims abstract description 14
- 238000007790 scraping Methods 0.000 title claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 241000322338 Loeseliastrum Species 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 16
- 230000000694 effects Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 2
- 238000010021 flat screen printing Methods 0.000 description 2
- 238000010020 roller printing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
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- Screen Printers (AREA)
Abstract
The utility model provides a scraping and printing device of a rotary screen printing machine, which is used for being installed on the printing machine and comprises a support and a rotary screen, wherein the support is fixedly arranged at the top of the printing machine, the rotary screen is rotatably arranged on the support, an ink conveying pipe is arranged in the rotary screen in a penetrating way through a support, and the support is fixedly connected with the support; a scraper is also arranged in the cylinder mould, and the scraper is correspondingly arranged on the outer surface of the cylinder mould; the outer cover of the cylinder is provided with an outer cover which is fixedly connected with the support and the bracket; two groups of rollers are arranged at the opposite ends of the cylinder mould at intervals, the rollers are rotationally connected with a support through roller brackets, each roller is attached to the outer surface of the cylinder mould, and a driving motor for driving the rollers to rotate is arranged on the support; the hydraulic cylinder is installed to the bottom of support, and the flexible end and the scraper fixed connection of hydraulic cylinder. The utility model solves the problems that the printing effect of the cloth is affected and the printing thickness of the printing ink cannot be changed due to the fact that the redundant printing ink on the cylinder screen is thrown to the cloth in the prior art.
Description
Technical Field
The utility model relates to the technical field of printing machine scraping and printing, in particular to a scraping and printing device of a rotary screen printing machine.
Background
The rotary screen printing machine is a screen printing machine which uses a continuously rotating seamless cylindrical screen to print, and color paste is scraped and printed on the surface of a fabric through a scraper arranged in the rotary screen cylinder in the process of conveying the fabric. The printing machine has the advantages of high production efficiency of the roller printing machine and the characteristics of large pattern and bright color of the flat screen printing machine, and is recognized as a printing machine which is arranged between the roller printing and the flat screen printing and has great breakthrough in printing technology.
However, the existing rotary screen printing machine has certain defects during working, such as: because of the rapid rotation of the cylinder, the printing ink which is not printed on the cloth in the cylinder can be thrown to the surface of the cloth through the openings on the surface of the cylinder, and the printing shape of the cloth is influenced; in addition, the position of the circular screen of the traditional circular screen printer is fixed, the thickness of the printing ink printing cannot be changed, and better layering sense cannot be obtained.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides a scraping and printing device of a rotary screen printing machine, which solves the problems that the printing effect of cloth can be affected and the printing thickness of ink cannot be changed due to the fact that excessive ink on a rotary screen is thrown onto the cloth in the prior art.
In order to achieve the above purpose, the embodiment of the utility model provides a scraping device of a rotary screen printing machine, which is used for being installed on the printing machine and comprises a support and a rotary screen, wherein the support is fixedly arranged at the top of the printing machine, the rotary screen is rotatably arranged on the support, an ink conveying pipe penetrates through the inside of the rotary screen through a support, and the support is fixedly connected with the support; a scraper is also arranged in the cylinder mould, and the scraper is correspondingly arranged on the outer surface of the cylinder mould; the outer cover of the cylinder mould is provided with an outer cover, and the outer cover is fixedly connected with the support and the bracket; two groups of rollers are arranged at the opposite ends of the cylinder mould at intervals, the rollers are rotationally connected with a support through roller supports, each roller is attached to the outer surface of the cylinder mould, and a driving motor for driving the rollers to rotate is arranged on the support; the hydraulic cylinder is installed to the bottom of support, the flexible end and the scraper fixed connection of pneumatic cylinder.
Preferably, the support is provided with sliding grooves at two opposite ends along the vertical direction, each sliding groove is internally provided with a sliding rod in a sliding manner, and the upper ends of the two sliding rods penetrate outwards out of the sliding grooves and then are connected with the cylinder mould.
Preferably, grooves for supplying ink and gathering are formed in the two opposite sides of the bottom of the outer cover, and ink guide tubes are arranged in the grooves and communicated with the outside.
Preferably, the inlet end of the ink conveying pipe is communicated with an ink storage tank.
Compared with the prior art, the utility model has the following beneficial effects:
1. the rotary screen is provided with the rotary screen, the outer cover support and other structures which are matched with each other, when the printing machine works, the rotary screen can throw residual ink onto the outer cover outside the rotary screen, the ink can flow downwards along the inner wall of the outer cover after being adhered, grooves at the bottom of the outer cover can be collected, and the effect of printing is prevented from being influenced by dripping onto cloth.
2. The hydraulic cylinder, the sliding rod, the sliding groove and other structures are mutually matched, when thicker or thinner printing ink is required to be printed, the hydraulic press can be started to drive the cylinder to rise or fall, the distance between the cylinder and cloth is changed, and therefore the thickness of the printing ink is controlled, and printing has better layering sense.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a side view of the present utility model;
FIG. 3 is a front view of the present utility model;
fig. 4 is a cross-sectional view of the present utility model.
In the above figures: 1. an ink tank; 2. an ink delivery tube; 3. a driving motor; 4. an outer cover bracket; 5. a roller bracket; 6. an outer cover; 7. a slide bar; 8. a roller; 9. a chute; 10. a cylinder; 11. a hydraulic cylinder; 12. a scraper; 13. and (5) a support.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a doctor blade device of a rotary screen printing machine, for mounting on a printing machine, characterized in that: the rotary screen printing machine comprises a support 13 and a rotary screen 10, wherein the support 13 is fixedly arranged at the top of the printing machine, the rotary screen 10 is rotatably arranged on the support 13, an ink conveying pipe 2 is arranged in the rotary screen 10 in a penetrating manner through a support 4, and the support 4 is fixedly connected with the support 13; a scraper 12 is also arranged in the cylinder mould 10, and the scraper 12 is correspondingly arranged on the outer surface of the cylinder mould 10; the outer cover of the cylinder mould 10 is provided with an outer cover 6, and the outer cover 6 is fixedly connected with the support 13 and the bracket 4; two groups of rollers 8 are arranged at the opposite ends of the cylinder mould 10 at intervals, the rollers 8 are rotationally connected with a support 13 through a roller bracket 5, each roller 8 is attached to the outer surface of the cylinder mould 10, and a driving motor 3 for driving the rollers 8 to rotate is arranged on the support 13; the hydraulic cylinder 11 is installed to the bottom of support 13, and the flexible end and the scraper 12 fixed connection of hydraulic cylinder 11.
It should be noted that, the two sets of rollers 8 arranged at intervals are four in number and are symmetrically arranged at four corners of the cylinder mould 10 respectively, the driving motor 3 is directly connected with one of the rollers 8, and the driving motor 3 is started to drive the roller 8 and the cylinder mould 10 to rotate at the same frequency, so that the roller 8 and the rollers 8 are driven to rotate, and the cylinder mould 10 is supported and positioned.
In specific implementation, the two opposite ends of the support 13 are respectively provided with a sliding groove 9 along the vertical direction, each sliding groove 9 is internally provided with a sliding rod 7 in a sliding manner, and the upper ends of the two sliding rods 7 respectively penetrate through the sliding grooves 9 outwards and then are connected with the cylinder mould 10. It should be noted that, support 13 fixed mounting is at the top of calico printing machine, and slide bar 7 is along vertical direction and spout 9 sliding connection, lateral effort when can disperse cylinder mould 10 rotation printing prevents that cylinder mould 10 from taking place to shift.
In specific implementation, grooves for supplying ink and gathering are formed in the bottom of the outer cover 6 at two opposite sides, and ink guide tubes are arranged in the grooves and communicated with the outside. It should be noted that, the side edge of the outer cover 6 is provided with openings for cloth to enter and exit, grooves are respectively arranged at two ends of the openings, when the ink is thrown off by the rotary cylinder 10 at high speed, the ink is adhered to the inner walls of two opposite sides of the outer cover 6, and after accumulation, the ink flows downwards along the inner walls of two semicircular sides respectively, and is collected into the grooves at the bottom of the outer cover 6, and then is guided out.
In specific implementation, the inlet end of the ink conveying pipe 2 is communicated with an ink storage tank 1.
The working principle of the utility model is as follows:
when the ink storage box is used, cloth is penetrated from the opening of the outer cover 6 to be connected with the cylinder mould 1, after the ink in the ink storage box 1 is transferred through the ink conveying pipe 2, the ink flows into the cylinder mould 10 from the openings at the top and the bottom of the ink conveying pipe 2 through the scraper 12, the scraper 12 transfers the ink to the cloth from the openings at the surface of the cylinder mould 10, at the moment, the rapidly rotating cylinder mould 10 can throw residual excessive ink to the inner wall of the outer cover 6 outside the cylinder mould 10 for adhesion, the ink gathers and then slides downwards along the inner wall of the semicircular outer cover 6, and the ink gathers in the grooves at the bottom of the outer cover 6, so that the influence on the printing effect caused by re-dripping on the cloth is avoided;
when thicker or thinner ink needs to be printed, the hydraulic cylinder 11 can be started to enable the height of the cylinder 10 to be increased or decreased, and the distance between the cylinder 10 and cloth is changed, so that the thickness of the ink is controlled, and printing has better layering.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (4)
1. The utility model provides a rotary screen printing machine's scraping and printing device for install on the calico printing machine, its characterized in that: the printing machine comprises a support (13) and a cylinder mould (10), wherein the support (13) is fixedly arranged at the top of the printing machine, the cylinder mould (10) is rotatably arranged on the support (13), an ink conveying pipe (2) is arranged in the cylinder mould (10) in a penetrating manner through a support (4), and the support (4) is fixedly connected with the support (13); a scraper (12) is further arranged in the cylinder mould (10), and the scraper (12) is arranged corresponding to the outer surface of the cylinder mould (10); an outer cover (6) is arranged on the outer cover of the cylinder mould (10), and the outer cover (6) is fixedly connected with the support (13) and the bracket (4); two groups of rollers (8) are arranged at the opposite ends of the cylinder mould (10) at intervals, the rollers (8) are rotationally connected with a support (13) through roller supports (5), each roller (8) is attached to the outer surface of the cylinder mould (10), and a driving motor (3) for driving the rollers (8) to rotate is mounted on the support (13); the bottom of the support (13) is provided with a hydraulic cylinder (11), and the telescopic end of the hydraulic cylinder (11) is fixedly connected with the scraper (12).
2. A rotary screen printing machine doctor blade apparatus as claimed in claim 1, wherein: the support (13) is provided with sliding grooves (9) at two opposite ends along the vertical direction, each sliding groove (9) is internally provided with a sliding rod (7) in a sliding manner, and the upper ends of the two sliding rods (7) are connected with the cylinder mould (10) after outwards penetrating out of the sliding grooves (9).
3. A rotary screen printing machine doctor blade apparatus as claimed in claim 1, wherein: the bottom of the outer cover (6) is provided with grooves for supplying ink to gather at two opposite sides, and the grooves are internally provided with ink guide pipes which are communicated with the outside.
4. A rotary screen printing machine doctor blade apparatus as claimed in claim 1, wherein: the inlet end of the ink conveying pipe (2) is communicated with an ink storage tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321774479.5U CN220785182U (en) | 2023-07-06 | 2023-07-06 | Scraping and printing device of rotary screen printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321774479.5U CN220785182U (en) | 2023-07-06 | 2023-07-06 | Scraping and printing device of rotary screen printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220785182U true CN220785182U (en) | 2024-04-16 |
Family
ID=90661919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321774479.5U Active CN220785182U (en) | 2023-07-06 | 2023-07-06 | Scraping and printing device of rotary screen printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220785182U (en) |
-
2023
- 2023-07-06 CN CN202321774479.5U patent/CN220785182U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |