阅读说明：本技术 一种凹印机印刷辊表面油墨防飞溅装置 (Device that splashes is prevented to gravure press printing roller surface printing ink ) 是由 胡成树 于 2021-07-27 设计创作，主要内容包括：本发明涉及凹印机技术领域,且公开了一种凹印机印刷辊表面油墨防飞溅装置,包括旋转辊,所述旋转辊的外部活动连接有从动齿轮,所述从动齿轮,所述从动齿轮的外部啮合连接有第二丝杆,所述第一丝杆的外部啮合连接有驱动齿轮,所述回收箱的上端活动连接有防溅板,所述防溅板的内部活动连接有进墨管,所述滑块的下端活动连接有抵杆,所述抵杆的下端活动连接有油墨刮板,所述伸缩杆的外部活动连接有滑套杆,所述滑套杆的外部活动连接有永磁铁,所述永磁铁的外部套接有支撑架,所述支撑架的外部活动连接有滑轮。该装置具有可防止印刷过程中油墨飞溅到外部或者印刷纸上,同时可对飞溅的油墨进行回收,同时节能环保的优点。(The invention relates to the technical field of gravure presses and discloses a device for preventing ink from splashing on the surface of a printing roller of a gravure press, which comprises a rotary roller, wherein the outer part of the rotary roller is movably connected with a driven gear, the outer part of the driven gear is meshed with a second lead screw, the outer part of the first lead screw is meshed with a driving gear, the upper end of a recovery box is movably connected with an anti-splashing plate, the inner part of the anti-splashing plate is movably connected with an ink inlet pipe, the lower end of a sliding block is movably connected with a supporting rod, the lower end of the supporting rod is movably connected with an ink scraping plate, the outer part of a telescopic rod is movably connected with a sliding sleeve rod, the outer part of the sliding sleeve rod is movably connected with a permanent magnet, the outer part of the permanent magnet is sleeved with a supporting frame, and the outer part of the supporting frame is movably connected with a pulley. The device has the advantages that the device can prevent the printing ink from splashing to the outside or printing paper in the printing process, can recover the splashed printing ink, and is energy-saving and environment-friendly.)

1. The utility model provides a gravure press printing roller surface printing ink device of splashing of preventing, includes rotatory roller (1), its characterized in that: the outer part of the rotary roller (1) is movably connected with a driven gear (2), the driven gear (2) is meshed with a second lead screw (3) in the outer part of the driven gear (2), the lower end of the second lead screw (3) is movably connected with a connecting rod (4), the lower end of the connecting rod (4) is movably connected with a first lead screw (5), the outer part of the first lead screw (5) is meshed with a driving gear (6), the outer part of the driving gear (6) is movably connected with an ink pool (7), the left side of the ink pool (7) is connected with a return pipe (8) in a penetrating way, the left side of the return pipe (8) is movably connected with a recovery box (9), the upper end of the recovery box (9) is movably connected with a splash-proof plate (10), the inner part of the splash-proof plate (10) is movably connected with an ink inlet pipe (11), and the upper end of the splash-proof plate (10) is movably connected with a positioning sleeve (12), the inner part of the positioning sleeve (12) is movably connected with a sliding block (13), the lower end of the sliding block (13) is movably connected with a supporting rod (14), the lower end of the supporting rod (14) is movably connected with an ink scraping plate (15), the right side of the ink scraping plate (15) is hinged with a hinged rod (16), the outer part of the hinged rod (16) is movably connected with a sliding rod (17), the upper end of the sliding rod (17) is movably connected with a trapezoidal block (18), the upper end of the sliding block (13) is movably connected with a pull rod (19), the outer part of the pull rod (19) is hinged with a rack (20), the outer part of the rack (20) is meshed with a sliding gear (21), the right side of the rotating roller (1) is movably connected with a printing bottom plate (22), the right side of the printing bottom plate (22) is movably connected with a telescopic rod (23), the outer part of the telescopic rod (23) is movably connected with a sliding sleeve rod (24), the outside swing joint of sliding sleeve pole (24) has permanent magnet (25), support frame (26) have been cup jointed to the outside of permanent magnet (25), the outside swing joint of support frame (26) has pulley (27).

2. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the driving gear (6) and the sliding gear (21) are movably connected with a motor, and the motor is movably connected with the ink pool (7).

3. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the splash guard (10) is a quarter-round plate, and the ink inlet pipes (11) are provided with at least five groups.

4. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the splash guard (10) and the recovery tank (9) are also connected through a return pipe (8).

5. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the position of the support frame (26) opposite to the permanent magnet (25) is movably connected with an electromagnet (28), and the support frame (26) is provided with two groups.

6. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the pulleys (27) are provided with two groups, and printing paper is placed on the surface of the pulleys (27).

7. The device of claim 1, wherein the device for preventing ink from splashing on the surface of the printing roller of the gravure press comprises: the rotating roller (1) is positioned at the inner one third of the depth of the ink pool (7) and is in contact with the ink.

Technical Field

The invention relates to the technical field of gravure presses, in particular to a device for preventing ink on the surface of a printing roller of a gravure press from splashing.

Background

The printing process of the gravure printing machine is a process of transferring ink to paper by rotating a printing roller; in the printing process, about 30% of the bottom of the printing roller with the pictures and texts engraved on the surface is immersed in ink in an oil box, a scraper timely cleans the redundant ink floating on the surface of the printing roller in the rotating process of the printing roller, the elastic surface of the rubber roller presses the printed material such as paper on the surface of the printing roller, and the ink of the pictures and texts is clearly transferred to the printed material. The phenomenon of ink splashing on the surface and the end face of the printing roller is particularly obvious because the printing roller rotates at a high speed during printing; the ink splashing easily forms ink dots on a printed matter to influence the printing quality and even cause waste products; meanwhile, the splashed ink can cause the dirt of machine equipment and working environment, and needs to be cleaned regularly and thoroughly, so that the normal production order is influenced. In the prior art, a paperboard, a cloth piece and the like are generally adopted to be matched for covering and blocking, but the ink blocking effect is very common.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the anti-splashing device for the ink on the surface of the printing roller of the gravure press, which has the advantages of preventing the ink from splashing to the outside or printing paper in the printing process, simultaneously recovering the splashed ink, saving energy and protecting environment.

Technical scheme

In order to realize the advantages, the invention provides the following technical scheme: a device for preventing ink from splashing on the surface of a printing roller of a gravure press comprises a rotary roller, wherein the outer part of the rotary roller is movably connected with a driven gear, the driven gear is meshed with the outer part of the driven gear and is connected with a second lead screw, the lower end of the second lead screw is movably connected with a connecting rod, the lower end of the connecting rod is movably connected with a first lead screw, the outer part of the first lead screw is meshed with a driving gear, the outer part of the driving gear is movably connected with an ink pool, the left side of the ink pool is connected with a return pipe in a penetrating manner, the left side of the return pipe is movably connected with a recovery box, the upper end of the recovery box is movably connected with a splash guard, the inner part of the splash guard is movably connected with an ink inlet pipe, the upper end of the splash guard is movably connected with a positioning sleeve, the inner part of the positioning sleeve is movably connected with a sliding block, and the lower end of the sliding block is movably connected with a supporting rod, the lower extreme swing joint of support the pole has the printing ink scraper blade, the articulated hinge bar that is connected with in right side of printing ink scraper blade, the outside swing joint of hinge bar has the slide bar, the upper end swing joint of slide bar has trapezoidal piece, the upper end swing joint of slider has the pull rod, the outside articulated rack that has of pull rod, the outside meshing of rack is connected with the slip gear, the right side swing joint of rotatory roller has the printing bottom plate, the right side swing joint of printing bottom plate has the telescopic link, the outside swing joint of telescopic link has the slip cap pole, the outside swing joint of slip cap pole has the permanent magnet, the support frame has been cup jointed to the outside of permanent magnet, the outside swing joint of support frame has the pulley.

Preferably, the driving gear and the sliding gear are movably connected with a motor outside, and the motor is movably connected with the ink pool.

Preferably, the splash guard is a quarter-circle plate, and the ink inlet tubes are provided with at least five groups.

Preferably, the splash shield and the recovery tank are also connected by a return pipe.

Preferably, the position opposite to the permanent magnet in the support frame is movably connected with an electromagnet, and the support frame is provided with two groups.

Preferably, the pulleys are provided with two sets, and the printing paper is placed on the surface of the pulleys.

Preferably, the rotating roller is located at the inner third of the depth of the ink reservoir, in contact with the ink.

Advantageous effects

Compared with the prior art, the invention provides a device for preventing ink from splashing on the surface of a printing roller of a gravure press, which has the following beneficial effects:

1. this gravure press printing roller surface printing ink device of splashing, through the splash shield, advance the china ink pipe, the back flow is used with the cooperation of collection box, the printing ink that comes when getting rid of the spill is sheltered from by the splash shield, simultaneously printing ink enters into the inside of splash shield from advancing the china ink pipe, again from the splash shield through the back flow enter into the collection box, thereby reach the printing ink that can prevent to splash and cause the pollution to machine and printing paper, the printing ink that splashes simultaneously also can be retrieved and recycled, thereby reach energy-concerving and environment-protective effect.

2. According to the device for preventing ink from splashing on the surface of the printing roller of the intaglio printing press, the sliding gear, the rack pull rod, the abutting rod, the trapezoidal block and the ink scraping plate are matched for use, the abutting rod abuts against the ink scraping plate to be in contact with the outer portion of the rotary roller, and the ink scraping plate cuts and rubs the part with uneven thickness on the surface of the rotary roller, so that the ink is uniformly distributed on the part in contact with printing paper, and the effect of improving the printing quality is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of a printed board connection structure according to the present invention;

FIG. 3 is a schematic view of the ink squeegee attachment configuration of the present invention;

FIG. 4 is a schematic view of the structure of part A of FIG. 3 according to the present invention.

In the figure: 1. a rotating roller; 2. a driven gear; 3. a second lead screw; 4. a connecting rod; 5. a first lead screw; 6. a drive gear; 7. an ink reservoir; 8. a return pipe; 9. a recycling bin; 10. a splash shield; 11. an ink inlet pipe; 12. a positioning sleeve; 13. a slider; 14. a support rod; 15. an ink scraper; 16. a hinged lever; 17. a slide bar; 18. a trapezoidal block; 19. a pull rod; 20. a rack; 21. a sliding gear; 22. printing a bottom plate; 23. a telescopic rod; 24. a sliding sleeve rod; 25. a permanent magnet; 26. a support frame; 27. a pulley; 28. an electromagnet.

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, a device for preventing ink from splashing on the surface of a printing roller of a gravure press comprises a rotary roller 1, a driven gear 2 is movably connected to the outer portion of the rotary roller 1, the driven gear 2 is connected to the outer portion of the driven gear 2 in a meshed manner, a second lead screw 3 is movably connected to the lower end of the second lead screw 3, a first lead screw 5 is movably connected to the lower end of the connecting rod 4, a driving gear 6 is connected to the outer portion of the first lead screw 5 in a meshed manner, a motor is movably connected to the outer portions of the driving gear 6 and a sliding gear 21 and movably connected to an ink tank 7, the motor drives the driving gear 6 and the sliding gear 21 to rotate so as to ensure the normal operation of the device, the outer portion of the driving gear 6 is movably connected to the ink tank 7, a return pipe 8 is connected to the left side of the ink tank 7 in a penetrating manner, a recovery tank 9 is movably connected to the left side of the return pipe 8, and an anti-splash plate 10 is movably connected to the upper end of the recovery tank 9, the inner part of the splash guard 10 is movably connected with an ink inlet pipe 11, the splash guard 10 is a quarter round plate, the ink inlet pipe 11 is provided with at least five groups, the splash guard 10 is matched with the outer diameter of the rotary roller 1 so as to ensure that splashed ink can smoothly enter the ink inlet pipe 11 in the splash guard 10, the splash guard 10 is connected with a recovery box 9 through a return pipe 8, the ink recovered from the ink inlet pipe 11 flows into the recovery box 9 through the return pipe 8 so as to achieve the recovery and utilization of the ink, the upper end of the splash guard 10 is movably connected with a positioning sleeve 12, the inner part of the positioning sleeve 12 is movably connected with a slide block 13, the lower end of the slide block 13 is movably connected with a resisting rod 14, the lower end of the resisting rod 14 is movably connected with an ink scraper 15, the right side of the ink scraper 15 is hinged with a hinged rod 16, the outer part of the hinged rod 16 is movably connected with a slide rod 17, the upper end of the slide rod 17 is movably connected with a trapezoidal block 18, the upper end of the sliding block 13 is movably connected with a pull rod 19, the outside of the pull rod 19 is hinged with a rack 20, the outside of the rack 20 is meshed with a sliding gear 21, the right side of the rotary roller 1 is movably connected with a printing bottom plate 22, the right side of the printing bottom plate 22 is movably connected with a telescopic rod 23, the outside of the telescopic rod 23 is movably connected with a sliding sleeve rod 24, the outside of the sliding sleeve rod 24 is movably connected with a permanent magnet 25, the outside of the permanent magnet 25 is sleeved with a support frame 26, the outside of the support frame 26 is movably connected with pulleys 27, the pulleys 27 are provided with two groups, printing paper is placed on the surface of the pulleys 27, so that printing ink can be smoothly attached to the surface of the rotary roller 1 so as to be printed on the paper, the position in the support frame 26, which is opposite to the permanent magnet 25, is movably connected with an electromagnet 28, and the support frames 26 are provided with two groups, so that the printing bottom plate 22 can be abutted against printing paper to be contacted with the rotating roller 1, and the normal operation of printing is ensured.

The working principle is as follows: when the device is used, a power supply is connected to the motor, the motor drives the driving gear 6 to rotate, so as to drive the first screw rod 5 which is meshed with the driving gear 6 to rotate, the first screw rod 5 drives the second screw rod 3 at the upper end of the connecting rod 4 to rotate, so as to drive the driven gear 2 outside the second screw rod 3 and the rotary roller 1 to rotate, the rotary roller 1 is positioned at the one-third depth position of the ink pool 7, so that ink can be attached to the surface of the rotary roller 1, when the rotary roller 1 rotates in a printing mode, the electromagnet 28 inside the supporting frame 26 is electrified, so that the electromagnet 28 adsorbs the permanent magnet 25 and the sliding sleeve rod 24 outside the permanent magnet 25, the sliding sleeve rod 24 moves leftwards, the printing paper is contacted with the rotary roller 1 towards the left side, the pulley 27 is movably connected to the outside the supporting frame 26, so as to enable the printing paper to normally move, and further achieve the printing effect, and because at rotatory roller 1 at rotatory in-process production centrifugal force, make printing ink splash, there is the back flow 8 at the outside swing joint of printing ink pond 7, the outside swing joint of back flow 8 has collection box 9, the upper end swing joint of collection box 9 has splash guard 10, splash guard 10's inside is provided with into the china ink pipe 11, it is in splash guard 10's inside to advance china ink pipe 11 evenly distributed, the printing ink that is got rid of and splashes out enters into splash guard 10's inside from advancing china ink pipe 11, again from splash guard 10 through back flow 8 enter into collection box 9, thereby reach the printing ink that can prevent to splash and cause the pollution to machine and printing paper, the printing ink that splashes out also can be retrieved and recycled simultaneously, thereby reach energy-concerving and environment-protective effect.

Meanwhile, the sliding gear 21 drives the rack 20 to move downwards, so that the rack 20 and the pull rod 19 move downwards, the slide block 13 is movably connected inside the pull rod 19, the lower end of the slide block 13 is movably connected with the abutting rod 14, when the slide block 13 moves downwards, the abutting rod 14 drives the ink scraper 15, the hinge rod 16 and the slide rod 17 to move downwards, the trapezoidal block 18 is movably connected at the upper end of the slide block 13, when the trapezoidal block 18 moves to a certain degree, the slide rod 17 stops moving downwards, the abutting rod 14 abuts against the ink scraper 15 to be in contact with the outer portion of the rotating roller 1, and the ink scraper 15 scrapes the uneven-thickness portion of the surface of the rotating roller 1, so that the even ink distribution of the portion in contact with printing paper is ensured, and the effect of improving the printing quality is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.