CN110978746B - Printing pressure adjusting mechanism of flexographic printing machine - Google Patents
Printing pressure adjusting mechanism of flexographic printing machine Download PDFInfo
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- CN110978746B CN110978746B CN201911337933.9A CN201911337933A CN110978746B CN 110978746 B CN110978746 B CN 110978746B CN 201911337933 A CN201911337933 A CN 201911337933A CN 110978746 B CN110978746 B CN 110978746B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F5/00—Rotary letterpress machines
- B41F5/24—Rotary letterpress machines for flexographic printing
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- Mechanical Engineering (AREA)
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Abstract
A printing pressure adjusting mechanism of a flexographic printing machine comprises a printing roller, a first connecting shaft, a fixed disc, an anilox roller and a printing roller; the fixed disc is positioned at two ends of the printing roller, and the first connecting shaft is connected with the printing roller and the fixed disc; the fixed disc is pressed on the supporting seat; the sliding piece is arranged on the supporting seat and is in sliding connection with the fixed rod; the elastic piece is sleeved on the fixed rod and connected with the sliding piece; the connecting piece is arranged on the fixed disc and connected with the movable piece; the fixed cover is connected with the two fixed plates, the threaded rod is vertically arranged and is rotationally connected with the fixed cover, and the threaded rod is in threaded connection with the movable piece; the rough adjusting gear is horizontally arranged on the threaded rod; the first rotating piece is connected with the coarse adjusting gear; the fine adjustment gear is horizontally arranged on the second rotating piece and is in meshed transmission connection with the coarse adjustment gear; and the anilox roller and the printing roller are positioned below the plate roller. The flexible printing press adjusting device is simple to operate, printing pressure of the flexible printing press can be adjusted and controlled conveniently, time and labor are saved in the adjusting process, the adjusting process is more stable, and the adjusting of the printing pressure is more accurate.
Description
Technical Field
The invention relates to the technical field of printing machines, in particular to a printing pressure adjusting mechanism of a flexographic printing machine.
Background
The flexographic printing machine uses fluid ink with strong fluidity, the ink is transferred to the image-text part of the printing plate by the ink fountain rubber roll and the anilox ink roller and is inked, then printing pressure is applied by the pressure roller, the ink on the printing plate is transferred to a printing stock, and finally the printing process is finished through a drying surface; the flexographic printing machine has a simple machine structure, so that the operation is convenient, the maintenance is convenient, the stamping force is small, the printing cost is low, and the quality of a printed product is good; the flexographic printing machine mainly comprises four components, namely an uncoiling feeding component, a printing component, a drying component and a rewinding receiving component; in modern flexographic printing machines, measurement and control devices such as tension control, edge position control, registration control, printing product observation and the like and a mechanical state monitoring and fault diagnosis system are also commonly arranged. In addition, in order to expand the application range, devices such as a glazing unit, a film covering unit, a gold stamping unit, a slitting unit, a die cutting unit, a punching unit, a screen printing unit, a gravure unit and the like are arranged on some flexographic printing machines to form a flexographic printing combined production line; the printing part is the core of the flexographic printing machine, the arrangement mode of the printing part directly influences the operation performance, the quality of printed products, the printing speed and the application range of printing, and the flexographic printing machine can be divided into a laminated type, a satellite type and a unit type according to the arrangement mode of the printing part;
the existing flexographic printing machine is difficult to adjust the printing pressure, the precision of the printing pressure adjustment is low, the adjustment of the printing pressure is inconvenient to control, the adjustment operation is complex, the adjustment process is time-consuming and labor-consuming, and the improvement is needed.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the printing pressure adjusting mechanism of the flexographic printing machine, which is simple to operate, is convenient to adjust and control the printing pressure of the flexographic printing machine, saves time and labor in the adjusting process, is more stable in the adjusting process, and is more accurate in adjusting the printing pressure.
(II) technical scheme
The invention provides a printing pressure adjusting mechanism of a flexographic printing machine, which comprises a printing roller, a first connecting shaft, a fixed disc, a connecting piece, a moving piece, a fixed cover, an anilox roller, a printing bearing roller, a threaded rod, a connecting box, a first rotating piece, a first rocking handle, a coarse adjusting gear, a second rotating piece, a second rocking handle, a fine adjusting gear, a supporting seat, a sliding piece, an elastic piece, a fixed rod, a second connecting shaft, a third connecting shaft and a fixed plate, wherein the first connecting shaft is arranged on the fixed disc;
the printing roller is transversely arranged, the fixed discs are positioned at two ends of the printing roller, and the first connecting shaft is transversely arranged on the printing roller and is rotatably connected with the fixed discs; the number of the fixing plates is two, the fixing plates are vertically arranged, and the printing rollers are positioned between the two fixing plates; the supporting seat is positioned below the fixed disk, and the bottom of the fixed disk is pressed on the supporting seat; one sides of the two fixing plates facing the printing roller are vertically provided with limiting grooves, and the fixing rods are vertically arranged on the fixing plates and are positioned in the limiting grooves; the sliding piece is arranged on the supporting seat and positioned in the limiting groove, and the sliding piece is connected with the fixed rod in a sliding manner; the elastic piece is vertically arranged in the limiting groove and sleeved on the fixed rod, and the elastic piece is connected with the sliding piece;
the movable part is transversely arranged and positioned above the printing roller, and the connecting piece is vertically arranged on the fixed disc and connected with the movable part; the fixed cover is connected with the two fixed plates, the opening of the fixed cover faces downwards, and the movable piece is positioned in the fixed cover; the threaded rod is vertically arranged and is rotationally connected with the fixed cover, the movable part is provided with a threaded hole, and the threaded rod is in threaded connection with the movable part; the connecting box is arranged at the top of the fixed cover, the top end of the threaded rod extends upwards into the connecting box, and the coarse adjusting gear is horizontally arranged on the threaded rod and is positioned in the connecting box; the first rotating piece is vertically arranged and is rotatably connected with the connecting box, the bottom end of the first rotating piece is connected with the coarse adjusting gear, and the first rocking handle is arranged at the top end of the first rotating piece and is positioned above the connecting box; the second rotating part is vertically arranged and is rotationally connected with the connecting box, and the second rocking handle is arranged on the second rotating part and is positioned above the connecting box; the fine adjustment gear is horizontally arranged on the second rotating piece and is positioned in the connecting box, the fine adjustment gear is in meshed transmission connection with the coarse adjustment gear, and the diameter of the fine adjustment gear is smaller than that of the coarse adjustment gear;
the anilox roller and the printing roller are positioned below the printing roller, and are symmetrical relative to the printing roller; the second connecting shaft is transversely arranged on the anilox roller and is rotatably connected with the fixed plate, and the third connecting shaft is transversely arranged on the printing roller and is rotatably connected with the fixed plate.
Preferably, the device further comprises a guide piece; the moving part is provided with a through hole, and the guide piece is vertically arranged on the fixed cover and penetrates through the moving part to extend downwards.
Preferably, the first rocking handle is L-shaped, and the first rocking handle is provided with an anti-slip sleeve.
Preferably, the second rocking handle is "L" form, and is equipped with anti-skidding cover on the second rocking handle.
Preferably, the supporting seat is of an arc structure matched with the fixed disk.
Preferably, the supporting seat is provided with a fixing groove with an upward opening, and the bottom of the fixing disc is positioned in the fixing groove.
Preferably, the fixing groove is an arc-shaped groove matched with the fixing disc.
Preferably, the elastic member is an extension spring.
Preferably, the connecting box is provided with a circular ring, and the first rotating member penetrates through the circular ring; the circular ring is provided with an angle value, and the first rocking handle is correspondingly provided with a pointer.
Preferably, the connecting box is provided with a circular ring, and the second rotating part penetrates through the circular ring; the circular ring is provided with an angle value, and the second rocking handle is correspondingly provided with a pointer.
The technical scheme of the invention has the following beneficial technical effects:
the first rocking handle is rocked to enable the first rotating piece to rotate circumferentially in the horizontal direction, the threaded rod rotates along with the first rocking handle, the moving piece moves up and down in the vertical direction, and the printing roller is driven to move in the vertical direction through the connecting piece, so that the printing pressure of the flexographic printing machine is adjusted; the second rocking handle is rocked to enable the second rotating piece to rotate circularly in the horizontal direction, and the fine adjustment gear drives the coarse adjustment gear to rotate in the horizontal direction, so that fine adjustment of printing pressure is realized; the lifting value of the printing roller can be known through the rotating turns of the first rocking handle and the second rocking handle, the printing pressure is convenient to control and adjust, the adjusting precision is high, the operation is simple, and the use is convenient;
the supporting seat supports the fixed disc, so that the stability of the printing roller is facilitated; the elastic part is in a stretching state and exerts upward pulling force on the supporting seat through the sliding part, the fixing rod plays a role in guiding, the printing pressure adjusting process is smoother, and time and labor are saved in the adjusting process.
Drawings
Fig. 1 is a schematic structural diagram of a printing pressure adjusting mechanism of a flexographic printing machine according to the present invention.
Fig. 2 is a front view of a printing pressure adjusting mechanism of a flexographic printing machine according to the present invention.
Fig. 3 is a side view of a printing pressure adjusting mechanism of a flexographic printing machine according to the present invention.
Fig. 4 is a partially enlarged view of a portion a of a printing pressure adjusting mechanism of a flexographic printing machine according to the present invention.
Reference numerals: 1. a printing roller; 2. a first connecting shaft; 3. fixing the disc; 4. a connecting member; 5. a movable member; 6. a fixed cover; 7. a guide member; 8. an anilox roll; 9. a printing roller; 10. a threaded rod; 11. a connecting box; 12. a first rotating member; 13. a first rocking handle; 14. coarse gear adjustment; 15. a second rotating member; 16. a second rocking handle; 17. fine-tuning the gear; 18. a supporting seat; 19. a limiting groove; 20. a slider; 21. an elastic member; 22. fixing the rod; 23. fixing grooves; 24. a second connecting shaft; 25. a third connecting shaft; 26. and (7) fixing the plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-4, the printing pressure adjusting mechanism of the flexographic printing machine according to the present invention includes a printing roller 1, a first connecting shaft 2, a fixed plate 3, a connecting member 4, a movable member 5, a fixed cover 6, an anilox roller 8, a printing roller 9, a threaded rod 10, a connecting box 11, a first rotating member 12, a first rocking handle 13, a coarse adjusting gear 14, a second rotating member 15, a second rocking handle 16, a fine adjusting gear 17, a supporting seat 18, a sliding member 20, an elastic member 21, a fixed rod 22, a second connecting shaft 24, a third connecting shaft 25, and a fixed plate 26;
the printing roller 1 is transversely arranged, the fixed disc 3 is positioned at two ends of the printing roller 1, and the first connecting shaft 2 is transversely arranged on the printing roller 1 and is rotatably connected with the fixed disc 3; the number of the fixing plates 26 is two, the fixing plates are vertically arranged, and the printing roller 1 is positioned between the two fixing plates 26; the supporting seat 18 is positioned below the fixed disk 3, and the bottom of the fixed disk 3 is pressed on the supporting seat 18; one sides of the two fixing plates 26 facing the plate roller 1 are vertically provided with limiting grooves 19, and the fixing rods 22 are vertically arranged on the fixing plates 26 and positioned in the limiting grooves 19; the sliding part 20 is arranged on the supporting seat 18 and is positioned in the limiting groove 19, and the sliding part 20 is connected with the fixed rod 22 in a sliding manner; the elastic piece 21 is vertically arranged in the limiting groove 19 and sleeved on the fixing rod 22, and the elastic piece 21 is connected with the sliding piece 20;
the movable part 5 is transversely arranged and positioned above the printing roller 1, and the connecting piece 4 is vertically arranged on the fixed disc 3 and connected with the movable part 5; the fixed cover 6 is connected with the two fixed plates 26, the opening of the fixed cover 6 faces downwards, and the movable piece 5 is positioned in the fixed cover 6; the threaded rod 10 is vertically arranged and is rotationally connected with the fixed cover 6, the movable piece 5 is provided with a threaded hole, and the threaded rod 10 is in threaded connection with the movable piece 5; the connecting box 11 is arranged at the top of the fixed cover 6, the top end of the threaded rod 10 extends upwards into the connecting box 11, and the coarse adjusting gear 14 is horizontally arranged on the threaded rod 10 and is positioned in the connecting box 11; the first rotating piece 12 is vertically arranged and is rotatably connected with the connecting box 11, the bottom end of the first rotating piece 12 is connected with the rough adjusting gear 14, and the first rocking handle 13 is arranged at the top end of the first rotating piece 12 and is positioned above the connecting box 11; the second rotating part 15 is vertically arranged and is rotationally connected with the connecting box 11, and the second rocking handle 16 is arranged on the second rotating part 15 and is positioned above the connecting box 11; the fine adjustment gear 17 is horizontally arranged on the second rotating part 15 and is positioned in the connecting box 11, the fine adjustment gear 17 is in meshed transmission connection with the coarse adjustment gear 14, and the diameter of the fine adjustment gear 17 is smaller than that of the coarse adjustment gear 14;
the anilox roller 8 and the printing roller 9 are positioned below the printing roller 1, and the anilox roller 8 and the printing roller 9 are symmetrical about the printing roller 1; the second connecting shaft 24 is arranged transversely on the anilox roller 8 and is rotatably connected to a fastening plate 26, and the third connecting shaft 25 is arranged transversely on the printing roller 9 and is rotatably connected to the fastening plate 26.
In an alternative embodiment, it also comprises a guide 7; the moving part 5 is provided with a through hole, and the guide part 7 is vertically arranged on the fixed cover 6 and penetrates through the moving part 5 to extend downwards. In operation, the moving part 5 moves along the guide member 7 in the vertical direction, so that the guide effect is achieved, and the moving process of the moving part 5 is more stable.
In an alternative embodiment, the first rocking handle 13 is in an "L" shape, and the first rocking handle 13 is provided with an anti-slip sleeve; the second rocking handle 16 is "L" form, and is equipped with anti-skidding cover on the second rocking handle 16, shows the coefficient of friction who increases first rocking handle 13 and second rocking handle 16 surface, conveniently rocks.
In an alternative embodiment, the supporting seat 18 is an arc structure matched with the fixed tray 3, so that the supporting effect on the fixed tray 3 is better.
In an alternative embodiment, the supporting seat 18 is provided with a fixing groove 23 with an upward opening, and the bottom of the fixing plate 3 is positioned in the fixing groove 23; the fixed slot 23 is an arc-shaped slot matched with the fixed disk 3, so that the supporting effect on the fixed disk 3 is further improved.
In an alternative embodiment, the elastic member 21 is a tension spring.
In an alternative embodiment, the connecting box 11 is provided with a circular ring through which the first rotating member 12 passes; the angle value is arranged on the circular ring, and the pointer is correspondingly arranged on the first rocking handle 13, so that the rotating angle of the first rotating part 12 can be visually known, the lifting value of the printing roller 1 can be conveniently controlled, and the pressure adjusting angle can be improved.
In an alternative embodiment, the connecting box 11 is provided with a circular ring through which the second rotating member 15 passes; the angle value is arranged on the circular ring, and the pointer is correspondingly arranged on the second rocking handle 16, so that the rotation angle of the second rotating part 15 can be visually known, the lifting value of the printing roller 1 can be conveniently controlled, and the pressure adjustment precision is improved.
When the flexible printing press is used, the first rocking handle 13 is rocked to enable the first rotating piece 12 to rotate circumferentially in the horizontal direction, the threaded rod 10 rotates along with the first rocking handle, the moving piece 5 moves up and down in the vertical direction, and the printing roller 1 is driven to move in the vertical direction through the connecting piece 4, so that the printing pressure of the flexible printing press is adjusted; the second rocking handle 16 is rocked to enable the second rotating piece 15 to rotate circularly in the horizontal direction, and the fine adjustment gear 17 drives the coarse adjustment gear 14 to rotate in the horizontal direction, so that the fine adjustment of the printing pressure is realized; the lifting value of the printing roller 1 can be known through the number of rotation turns of the first rocking handle 13 and the second rocking handle 16, so that the printing pressure can be conveniently controlled and adjusted, the adjustment precision is high, the operation is simple, and the use is convenient;
the supporting seat 18 supports the fixed disc 3, which is beneficial to the stability of the printing roller 1; the elastic piece 21 is in a stretching state and exerts upward pulling force on the supporting seat 18 through the sliding piece 20, the fixing rod 22 plays a guiding role, the printing pressure adjusting process is smoother, and the adjusting process is time-saving and labor-saving.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. A printing pressure adjusting mechanism of a flexographic printing machine is characterized by comprising a printing roller (1), a first connecting shaft (2), a fixed disc (3), a connecting piece (4), a moving piece (5), a fixed cover (6), an anilox roller (8), a printing roller (9), a threaded rod (10), a connecting box (11), a first rotating piece (12), a first rocking handle (13), a coarse adjusting gear (14), a second rotating piece (15), a second rocking handle (16), a fine adjusting gear (17), a supporting seat (18), a sliding piece (20), an elastic piece (21), a fixed rod (22), a second connecting shaft (24), a third connecting shaft (25) and a fixed plate (26);
the printing roller (1) is transversely arranged, the fixed discs (3) are positioned at two ends of the printing roller (1), and the first connecting shaft (2) is transversely arranged on the printing roller (1) and is rotatably connected with the fixed discs (3); the number of the fixing plates (26) is two, the fixing plates are vertically arranged, and the printing roller (1) is positioned between the two fixing plates (26); the supporting seat (18) is positioned below the fixed disk (3), and the bottom of the fixed disk (3) is pressed on the supporting seat (18); one side of each fixing plate (26) facing the plate roller (1) is vertically provided with a limiting groove (19), and the fixing rods (22) are vertically arranged on the fixing plates (26) and positioned in the limiting grooves (19); the sliding part (20) is arranged on the supporting seat (18) and is positioned in the limiting groove (19), and the sliding part (20) is connected with the fixing rod (22) in a sliding manner; the elastic piece (21) is vertically arranged in the limiting groove (19) and sleeved on the fixing rod (22), and the elastic piece (21) is connected with the sliding piece (20);
the moving part (5) is transversely arranged and positioned above the printing roller (1), and the connecting piece (4) is vertically arranged on the fixed disc (3) and connected with the moving part (5); the fixed cover (6) is connected with the two fixed plates (26), the opening of the fixed cover (6) faces downwards, and the movable piece (5) is positioned in the fixed cover (6); the threaded rod (10) is vertically arranged and is rotationally connected with the fixed cover (6), the moving part (5) is provided with a threaded hole, and the threaded rod (10) is in threaded connection with the moving part (5); the connecting box (11) is arranged at the top of the fixed cover (6), the top end of the threaded rod (10) extends upwards into the connecting box (11), and the coarse adjusting gear (14) is horizontally arranged on the threaded rod (10) and is positioned in the connecting box (11); the first rotating piece (12) is vertically arranged and is rotationally connected with the connecting box (11), the bottom end of the first rotating piece (12) is connected with the rough adjusting gear (14), and the first rocking handle (13) is arranged at the top end of the first rotating piece (12) and is positioned above the connecting box (11); the second rotating part (15) is vertically arranged and is rotationally connected with the connecting box (11), and the second rocking handle (16) is arranged on the second rotating part (15) and is positioned above the connecting box (11); the fine adjustment gear (17) is horizontally arranged on the second rotating piece (15) and is positioned in the connecting box (11), the fine adjustment gear (17) is in meshed transmission connection with the coarse adjustment gear (14), and the diameter of the fine adjustment gear (17) is smaller than that of the coarse adjustment gear (14); a circular ring is arranged on the connecting box (11), the first rotating piece (12) penetrates through the circular ring, an angle value is arranged on the circular ring, and a pointer is correspondingly arranged on the first rocking handle (13); a circular ring is arranged on the connecting box (11), the second rotating piece (15) penetrates through the circular ring, an angle value is arranged on the circular ring, and a pointer is correspondingly arranged on the second rocking handle (16);
the anilox roller (8) and the printing roller (9) are positioned below the printing roller (1), and the anilox roller (8) and the printing roller (9) are symmetrical about the printing roller (1); the second connecting shaft (24) is transversely arranged on the anilox roller (8) and is rotationally connected with the fixing plate (26), and the third connecting shaft (25) is transversely arranged on the printing roller (9) and is rotationally connected with the fixing plate (26).
2. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, further comprising a guide (7);
the moving piece (5) is provided with a through hole, and the guide piece (7) is vertically arranged on the fixed cover (6) and penetrates through the moving piece (5) to extend downwards.
3. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, characterized in that the first rocking handle (13) is L-shaped, and the first rocking handle (13) is provided with an anti-slip sleeve.
4. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, wherein the second rocking handle (16) is L-shaped, and the second rocking handle (16) is provided with an anti-slip sleeve.
5. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, characterized in that the supporting seat (18) is of an arc-shaped structure which is matched with the fixed plate (3).
6. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, wherein the supporting seat (18) is provided with a fixing groove (23) with an upward opening, and the bottom of the fixing plate (3) is positioned in the fixing groove (23).
7. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 6, characterized in that the fixing groove (23) is an arc-shaped groove which is matched with the fixing plate (3).
8. The printing pressure adjusting mechanism of the flexographic printing machine according to claim 1, characterized in that the elastic member (21) is a tension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911337933.9A CN110978746B (en) | 2019-12-23 | 2019-12-23 | Printing pressure adjusting mechanism of flexographic printing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911337933.9A CN110978746B (en) | 2019-12-23 | 2019-12-23 | Printing pressure adjusting mechanism of flexographic printing machine |
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| CN110978746A CN110978746A (en) | 2020-04-10 |
| CN110978746B true CN110978746B (en) | 2022-02-22 |
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| CN201911337933.9A Active CN110978746B (en) | 2019-12-23 | 2019-12-23 | Printing pressure adjusting mechanism of flexographic printing machine |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112046130A (en) * | 2020-08-20 | 2020-12-08 | 安徽天翔高新特种包装材料集团有限公司 | Pressure adjusting device for printing roller of flexographic printing machine |
| CN112046132B (en) * | 2020-08-20 | 2022-06-07 | 安徽天翔高新特种包装材料集团有限公司 | Version roller separation and reunion pressure mechanism of flexographic printing machine |
| CN113103736A (en) * | 2021-03-09 | 2021-07-13 | 陈东红 | Pressure adjusting device of flexible printing machine |
| CN113715504B (en) * | 2021-08-14 | 2023-02-03 | 昆山市毅诺特印器材有限公司 | Multifunctional multi-station roller ironing integrated machine |
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| EP1197332A1 (en) * | 2000-10-13 | 2002-04-17 | Komori Corporation | Printing press |
| CN202378417U (en) * | 2011-12-12 | 2012-08-15 | 深圳市通产丽星股份有限公司 | Plate-pressing and ink-taking device of printer |
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|---|---|
| CN110978746A (en) | 2020-04-10 |
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