CN112693218B - Gravure press ink scraping device capable of prolonging service life of ink scraping knife - Google Patents
Gravure press ink scraping device capable of prolonging service life of ink scraping knife Download PDFInfo
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- CN112693218B CN112693218B CN202011582342.0A CN202011582342A CN112693218B CN 112693218 B CN112693218 B CN 112693218B CN 202011582342 A CN202011582342 A CN 202011582342A CN 112693218 B CN112693218 B CN 112693218B
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Abstract
The invention relates to the technical field of printing machinery, and discloses an intaglio printing machine ink scraping device capable of prolonging the service life of an ink scraping knife. This can improve ink scraper life's gravure press wiping arrangement drives the carousel through the runner and rotates, and the cooperation of rethread initiative carousel, driven turntable is used and is driven U-shaped pole reciprocating motion, adjusts U-shaped pole reciprocating motion cycle through the meshing girth of adjusting runner and carousel to reach the purpose of adjusting ink scraper duration operating time, prevent that ink scraper from using the back fatigue for a long time, improve ink scraper life.
Description
Technical Field
The invention relates to the technical field of printing machinery, in particular to a scraping device of an intaglio printing press, which can prolong the service life of a scraping blade.
Background
The intaglio printing press mainly comprises a plate cylinder, a scraping device, an impression cylinder, a printing stock and the like, and in the use process of the intaglio printing press, a scraping blade is required to scrape off ink on the blank part of the surface of the plate cylinder, and the quality of the scraping blade has a crucial influence on the printing quality.
After the doctor blade is used for a period of time, the doctor blade is heated and fatigued due to the friction of hard materials between the doctor blade and a printing roller in the doctor process, so that the service life of the doctor blade is shortened, if the doctor blade is not replaced in time, the doctor blade can be damaged, the doctor blade needs to be replaced with time, and the printing efficiency is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the ink scraping device of the intaglio printing press, which can prolong the service life of the ink scraping blade, has the advantage of prolonging the service life of the ink scraping blade, and solves the problems of fatigue and service life reduction of the ink scraping blade caused by long-time use.
(II) technical scheme
In order to achieve the purpose of prolonging the service life of the doctor blade, the invention provides the following technical scheme: an intaglio press ink scraping device capable of prolonging the service life of an ink scraping knife comprises a fixed seat, wherein the left side of the fixed seat is fixedly connected with a telescopic rod, the left side of the telescopic rod is fixedly connected with a motor, the left side of the motor is connected with a rotating shaft in a key mode, the outer side of the rotating shaft is fixedly connected with a rotating wheel, the bottom of the fixed seat is movably connected with a rotating disc, a driving rotating disc and a limiting rod, the upper surface of the rotating disc is fixedly connected with a convex block, the bottom of the rotating disc is fixedly connected with a spring rod, a U-shaped rod is inserted into the driving rotating disc, the outer side of the driving rotating disc is fixedly connected with a contraction rod, the outer side of the U-shaped rod is movably connected with a driven rotating disc, the left side of the U-shaped rod is fixedly connected with a connecting block, the upper side of the connecting block is fixedly connected with an upper clamping plate, the inner thread of the upper clamping plate is connected with a threaded rod, and the bottom of the threaded rod is fixedly connected with a fixed block, the ink scraping knife is inserted into the fixed block, the telescopic device is fixedly connected to the lower portion of the fixed block, and the lower clamping plate is fixedly connected to the lower side of the telescopic device.
Preferably, a clamping block matched with the convex block is fixedly connected to the outer side of the rotating wheel.
Preferably, four contraction rods are uniformly arranged on the outer side of the driving turntable.
Preferably, the bumps enclose three circles with different circumferences on the surface of the turntable, and the bumps are equally spaced.
Preferably, the number of the U-shaped rods is four, and two ends of the U-shaped rods are respectively inserted into the driving rotary table and the driven rotary table.
Preferably, a buffer device is arranged on the right side of the doctor blade.
Preferably, the upper and lower clamping plates are fixed by screws.
(III) advantageous effects
Compared with the prior art, the invention provides the ink scraping device of the gravure printing machine, which can prolong the service life of the ink scraping blade, and has the following beneficial effects:
1. this can improve ink scraper life's gravure press wiping arrangement drives the carousel through the runner and rotates, and the cooperation of rethread initiative carousel, driven turntable is used and is driven U-shaped pole reciprocating motion, adjusts U-shaped pole reciprocating motion cycle through the meshing girth of adjusting runner and carousel to reach the purpose of adjusting ink scraper duration operating time, prevent that ink scraper from using the back fatigue for a long time, improve ink scraper life.
2. This can improve ink scraping blade life's gravure press wiping arrangement drives the fixed block motion through the threaded rod, and rethread fixed block uses with telescoping device's cooperation to reach the effect of adjusting contained angle between ink scraping blade and the impression cylinder, improve printing quality.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
FIG. 3 is a top view of the turntable engaging structure of the present invention.
Fig. 4 is a schematic diagram of the transmission structure of the present invention.
In the figure: 1-a fixed seat, 2-a telescopic rod, 3-a motor, 4-a rotating shaft, 5-a rotating wheel, 6-a rotating disc, 7-a driving rotating disc, 8-a bump, 9-a driven rotating disc, 10-a connecting block, 11-an upper clamping plate, 12-a threaded rod, 13-a fixed block, 14-a doctor blade, 15-a telescopic device, 16-a lower clamping plate, 17-a U-shaped rod, 18-a limiting rod, 19-a contraction rod and 20-a spring rod.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1-4, an ink scraping device of an intaglio printing press capable of prolonging the service life of an ink scraping blade comprises a fixed seat 1, a telescopic rod 2 is fixedly connected to the left side of the fixed seat 1, a motor 3 is fixedly connected to the left side of the telescopic rod 2, a rotating shaft 4 is connected to the left side key of the motor 3, a rotating wheel 5 is fixedly connected to the outer side of the rotating shaft 4, a clamping block matched with a lug 8 is fixedly connected to the outer side of the rotating wheel 5, the rotating wheel 5 drives a rotating disk 6 to rotate through the clamping block, a rotating disk 6, a driving rotating disk 7 and a limiting rod 18 are movably connected to the bottom of the fixed seat 1, a contraction rod 19 is fixedly connected to the outer side of the driving rotating disk 7, four contraction rods 19 are uniformly arranged on the outer side of the driving rotating disk 7, a spring rod 20 is fixedly connected to the bottom of the rotating disk 6, the lug 8 is fixedly connected to the upper surface of the rotating disk 6, and the lug 8 encloses three circles with different circumferences on the surface of the rotating disk 6, the intervals between the convex blocks 8 are equal, the inside of the driving rotary disc 7 is inserted with four U-shaped rods 17, the two ends of each U-shaped rod 17 are respectively inserted on the driving rotary disc 7 and the driven rotary disc 9, the continuous working time of the ink scraping knife 14 is controlled by the U-shaped rods 17, the outer side of each U-shaped rod 17 is movably connected with the driven rotary disc 9, the left side of each U-shaped rod 17 is fixedly connected with a connecting block 10, the upper side of each connecting block 10 is fixedly connected with an upper clamping plate 11, the upper clamping plate 11 and the lower clamping plate 16 are fixed by screws, the inner thread of each upper clamping plate 11 is connected with a threaded rod 12, the bottom of each threaded rod 12 is fixedly connected with a fixed block 13, the inside of each fixed block 13 is inserted with the ink scraping knife 14, the right side of each ink scraping knife 14 is provided with a buffer device, the ink scraping knife 14 plays a role in scraping on a blank part of the surface of the impression cylinder, and the lower part of each fixed block 13 is fixedly connected with a telescopic device 15, a lower clamping plate 16 is fixedly connected to the lower side of the telescopic device 15.
The working principle is that the motor 3 is started, the motor 3 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the rotating wheel 5 to rotate, when the rotating wheel 5 rotates, a clamping block fixedly connected with the outer side of the rotating wheel drives the lug 8 to rotate through clearance engagement with the lug 8, the rotating disc 6 drives the spring rod 20 to rotate, the spring rod 20 props against the contraction rod 19 and applies thrust in the rotating process, the spring rod 20 is compressed by reaction force along with the continuous rotation of the rotating disc 6, the driving rotating disc 7 extrudes the limiting rod 18 through the contraction rod 19 under the thrust action of the spring rod 20, the contraction rod 19 contracts and penetrates through the limiting rod 18 in the process of extruding the limiting rod 18, the driving rotating disc 7 rotates under the pushing of the spring rod 20, when the other contraction rod 19 rotates to the position of the limiting rod 18, the driving rotating disc 7 stops rotating, and when the driving rotating disc 7 rotates, the U-shaped rod 17 inserted inside is driven to rotate, when the U-shaped rod 17 rotates, the distance between the U-shaped rod 17 between the driven rotary disk 9 and the driving rotary disk 7 corresponding to the jack is changed, when the distance is increased, the U-shaped rod 17 is extruded to move upwards, when the distance is reduced, the U-shaped rod 17 moves downwards under the action of gravity to reciprocate up and down, when one U-shaped rod 17 moves to the lowest side, the ink scraping knife 14 is driven to be in contact with the surface of the impression cylinder and ink scraping treatment is carried out on the blank part of the surface of the impression cylinder, the pressure applied to the fixed block 13 by the threaded rod 12 is adjusted by rotating the threaded rod 12, the pressure is increased when the threaded rod 12 moves downwards, the fixed block 13 drives the telescopic device 15 to contract, the included angle between the ink scraping knife 14 and the impression cylinder is reduced, when the threaded rod 12 moves upwards, the fixed block 13 is driven to move upwards, the telescopic device 15 is driven by the fixed block 13 to extend out, and the included angle between the ink scraping knife 14 and the impression cylinder is increased, when the operating time that needs to change doctor 14 is long, 2 shrink of control telescopic link drives runner 5 and moves to the right, runner 5 diminishes with the meshing cycle of carousel 6, the slew velocity of carousel 6 accelerates, make the 17 reciprocating motion cycles of U-shaped pole shorten, the change time interval of doctor 14 shortens, doctor 14 lasts operating time and reduces, 2 extensions of control telescopic link drive runner 5 and move to the left, runner 5 diminishes with the meshing cycle of carousel 6, the slew velocity of carousel 6 accelerates, make the 17 reciprocating motion cycles of U-shaped pole shorten, doctor 14's lasting operating time lengthens.
In conclusion, this can improve gravure press wiping arrangement of doctor blade life, drive the carousel 6 through runner 5 and rotate, the cooperation of rethread initiative carousel 7, driven turntable 9 is used and is driven the reciprocating motion of U-shaped pole 17, adjust the reciprocating motion cycle of U-shaped pole 17 through the meshing girth of adjusting runner 5 and carousel 6, thereby reach the purpose of adjusting doctor blade 14 duration operating time, prevent that doctor blade 14 is tired after using for a long time, improve doctor blade 14 life, drive the motion of fixed block 13 through threaded rod 12, rethread fixed block 13 and telescoping device 14's cooperation is used, thereby reach the effect of adjusting the contained angle between doctor blade 14 and the impression cylinder, improve printing quality, application scope is more extensive.
Having shown and described embodiments of the present invention, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a can improve scraping blade life's gravure press wiping arrangement, includes fixing base (1), its characterized in that: the left side of the fixing seat (1) is fixedly connected with a telescopic rod (2), the left side of the telescopic rod (2) is fixedly connected with a motor (3), the left side of the motor (3) is connected with a rotating shaft (4) in a key mode, the outer side of the rotating shaft (4) is fixedly connected with a rotating wheel (5), the bottom of the fixing seat (1) is movably connected with a rotating disc (6), a driving rotating disc (7) and a limiting rod (18), the upper surface of the rotating disc (6) is fixedly connected with a convex block (8), the bottom of the rotating disc (6) is fixedly connected with a spring rod (20), a U-shaped rod (17) is inserted into the driving rotating disc (7), the outer side of the driving rotating disc (7) is fixedly connected with a contraction rod (19), the outer side of the U-shaped rod (17) is movably connected with a driven rotating disc (9), and the left side of the U-shaped rod (17) is fixedly connected with a connecting block (10), the utility model discloses a novel rotary table, including the upside fixedly connected with punch holder (11) of connecting block (10), the inside threaded connection of punch holder (11) has threaded rod (12), the bottom fixedly connected with fixed block (13) of threaded rod (12), it has ink scraping knife (14) to peg graft in the inside of fixed block (13), the below fixedly connected with telescoping device (15) of fixed block (13), downside fixedly connected with lower plate (16) of telescoping device (15), the outside fixedly connected with of runner (5) and the fixture block of lug (8) adaptation, shrink pole (19) evenly are provided with four in the outside of initiative carousel (7), U-shaped pole (17) are provided with four, and peg graft respectively on initiative carousel (7) and driven turntable (9) in both ends.
2. The scraping apparatus of an intaglio printing press capable of increasing the service life of a scraping blade as claimed in claim 1, wherein: the convex blocks (8) enclose three circles with different circumferences on the surface of the rotary disc (6), and the intervals between the convex blocks (8) are equal.
3. The doctor apparatus of claim 1, wherein the doctor blade is adapted to extend the useful life of the doctor blade in an intaglio printing press, and wherein: a buffer device is arranged on the right side of the doctor blade (14).
4. The scraping apparatus of an intaglio printing press capable of increasing the service life of a scraping blade as claimed in claim 1, wherein: the upper clamping plate (11) and the lower clamping plate (16) are fixed through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582342.0A CN112693218B (en) | 2020-12-28 | 2020-12-28 | Gravure press ink scraping device capable of prolonging service life of ink scraping knife |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011582342.0A CN112693218B (en) | 2020-12-28 | 2020-12-28 | Gravure press ink scraping device capable of prolonging service life of ink scraping knife |
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| Publication Number | Publication Date |
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| CN112693218A CN112693218A (en) | 2021-04-23 |
| CN112693218B true CN112693218B (en) | 2022-06-14 |
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| CN202011582342.0A Active CN112693218B (en) | 2020-12-28 | 2020-12-28 | Gravure press ink scraping device capable of prolonging service life of ink scraping knife |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113211971B (en) * | 2021-06-11 | 2021-11-30 | 丰县鑫牧网络科技有限公司 | Ink scraping component for printing machine |
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| CN112693218A (en) | 2021-04-23 |
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Effective date of registration: 20220526 Address after: 528400 zone B on the first floor, zone B on the second floor, Zone C on the third floor and the fourth floor of building a, No. 64, Bihua Avenue, Baishi Village, Sanxiang Town, Zhongshan City, Guangdong Province Applicant after: Guangdong jinjiayuan Printing Co.,Ltd. Address before: 300300 Rongrui Road, NANTUO, Huaming street, Dongli District, Tianjin Applicant before: Rao Zhijian |
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