CN215996478U

CN215996478U - Printing ink stirring device of high-speed printing machine

Info

Publication number: CN215996478U
Application number: CN202122224017.3U
Authority: CN
Inventors: 梅光明; 宋东梅
Original assignee: Xiamen Hongluyuan Printing Co ltd
Current assignee: Xiamen Hongluyuan Printing Co ltd
Priority date: 2021-09-13
Filing date: 2021-09-13
Publication date: 2022-03-11
Anticipated expiration: 2031-09-13

Abstract

The application relates to a printing ink agitating unit of high-speed printing machine installs inside the china ink groove of high-speed printing machine, its characterized in that: the ink stirring device comprises a scraping mechanism for scraping ink, wherein the scraping mechanism comprises a rotating roller rotatably arranged in the ink tank, a fixed seat fixed in the ink tank, a scraping assembly movably arranged between the rotating roller and the fixed seat and a driving assembly for driving the rotating roller to rotate; a moving groove is arranged on the outer peripheral side of the rotating roller in a surrounding manner, and the distance from the moving groove to the end part of one end of the rotating roller is changed continuously; the scraping component is arranged in the moving groove in a sliding manner; the fixing base is provided with a sliding groove, and one end of the scraping component, which deviates from the rotating roller, is movably arranged in the sliding groove. The scraper component can be driven to move back and forth by controlling the operation of the driving component, so that the scraper component scrapes ink in the ink tank, the uniformity of the ink in the ink tank is improved, and the ink color after printing of printing stocks is uniform.

Description

Printing ink stirring device of high-speed printing machine

Technical Field

The application relates to the technical field of printing machines, in particular to an ink stirring device of a high-speed printing machine.

Background

Modern printing presses typically consist of plate loading, inking, stamping, paper feeding, etc., wherein the inking mechanism includes an ink tank fixed within the printing press and an ink transfer roller rotatably mounted within the ink tank, the ink transfer roller being capable of lifting and transferring ink from the ink tank to a printing roller within the printing press for printing processes on paper substrates.

When the current printing machine is used, the ink in the ink tank is easy to settle under the action of gravity, so that the uniformity of the ink at each height is inconsistent, the ink at the bottom is easy to solidify and bond, the printing quality of the printing machine is reduced, and the ink color of a printing stock is uneven after printing.

SUMMERY OF THE UTILITY MODEL

In order to improve the uniformity of the ink color after printing of a printing stock, the application provides an ink stirring device of a high-speed printing machine.

The application provides a printing ink agitating unit of high-speed printing machine adopts following technical scheme:

an ink stirring device of a high-speed printing machine is arranged inside an ink tank of the high-speed printing machine; the ink stirring device comprises a scraping mechanism for scraping ink, wherein the scraping mechanism comprises a rotating roller rotatably arranged in an ink tank, a fixed seat fixed in the ink tank, a scraping assembly movably arranged between the rotating roller and the fixed seat and a driving assembly for driving the rotating roller to rotate; a moving groove is arranged on the outer peripheral side of the rotating roller in a surrounding mode, the distance from the moving groove to the end portion of one end of the rotating roller is changed continuously, and the scraping assembly is installed in the moving groove in a sliding mode; the fixing base is provided with a sliding groove, and one end of the scraping component, which deviates from the rotating roller, is movably arranged in the sliding groove.

Through adopting foretell technical scheme, the high-speed printing machine of this application is when printing, order about the live-rollers rotation through control drive assembly, the live-rollers rotates the in-process and can drive the scraper subassembly and remove along the shifting chute, and the spout of fixing base has restricted the displacement range of scraper subassembly, final scraper subassembly can be along the continuous reciprocating motion of the extending direction of spout, and make the scraper subassembly scrape the printing ink in the ink duct, can effectively reduce solidification bonding phenomenon and the sedimentary phenomenon of ink bottom the ink of printing ink appearance among the printing process, improve the degree of consistency of printing ink in the ink duct, and then make the stock printing back china ink color even.

Optionally, the scraping assembly comprises a connecting rod slidably mounted between the moving groove and the sliding groove, two connecting discs arranged at intervals on the connecting rod, and a plurality of scraping rods mounted between the two connecting discs.

Through adopting foretell technical scheme, when the live-rollers area scraping assembly along the extending direction reciprocating motion of spout, the inside printing ink of china ink groove can all be scraped to connecting rod and scraping rod to have the effect that makes the printing ink in the china ink groove keep good degree of consistency, be favorable to the printing stock even of the china ink color after the printing.

Optionally, the connecting rod is a cylindrical rod, and an end portion of the connecting rod, which is close to the moving groove, is set to be a spherical surface.

By adopting the technical scheme, the connecting rod is set to be the cylindrical rod, and the connecting rod can rotate a certain angle around the axis direction of the connecting rod when being driven to move by the rotating roller, so that each scraping rod rotates a certain angle around the axis direction of the connecting rod, the volume of ink scraped by the scraping rods can be increased, and the uniformity of the ink is further improved; in addition, the end part of one end, close to the moving groove, of the connecting rod is arranged to be a ball head, so that the friction resistance between the connecting rod and the rotating roller is reduced, and the rotating roller is convenient to drive the connecting rod to move in a reciprocating mode.

Optionally, a positioning block is fixed at one end of the connecting rod, which is away from the rotating roller, and the positioning block abuts against one side of the fixing seat, which is close to the rotating roller.

Through adopting foretell technical scheme, the locating piece supports and leans on the one side that is close to the live-rollers in the fixing base, can play the effect of location connecting rod, reduces the possibility that the connecting rod breaks away from the shifting chute, guarantees that the connecting rod is located the shifting chute all the time and makes reciprocating motion under the drive of live-rollers.

Optionally, a corner of the moving groove is provided with a rounded corner.

Through adopting foretell technical scheme, the setting of rounding foot can improve the stability of connecting rod when the connecting rod transform moving direction, and the ink fluctuation phenomenon that causes when reducing the connecting rod shake is favorable to the ink color after the stock printing even.

Optionally, the ink stirring apparatus further includes a stirring mechanism installed inside the ink tank, where the stirring mechanism includes a stirring roller rotatably installed inside the ink tank and a plurality of stirring blades fixed to an outer circumferential side of the stirring roller; the axial direction of the stirring roller and the axial direction of the rotating roller are perpendicular to each other, and the stirring roller and the rotating roller are in meshing transmission through a gear pair.

Through adopting foretell technical scheme, through the gear pair meshing transmission between stirring roller and the live-rollers, can drive the stirring roller and rotate together when drive assembly orders about the live-rollers rotation, and then make the stirring paddle leaf that is fixed in stirring roller periphery side rotate together and stir printing ink, can further improve the degree of consistency of printing ink under the dual stirring effect.

Optionally, the outside of gear pair is equipped with the protection casing that is used for covering gear pair, the protection casing is worn to locate respectively by stirring roller and live-rollers.

Through adopting foretell technical scheme, the setting of protection casing is arranged in reducing the printing ink among the china ink groove and flows into the possibility between the gear pair, is favorable to making to keep good meshing transmission ability between the gear pair, is convenient for the live-rollers to drive the rotation of stirring roller.

Optionally, the stirring paddle is provided with a plurality of structural holes.

Through adopting foretell technical scheme, construct the hole through setting up, when stirring roller and stirring paddle leaf follow the live-rollers and rotate together and when stirring ink, stirring paddle leaf is followed to some ink and stirs, and another part ink can be followed and constructed downthehole outflow to further improve the separation degree of the inside material of ink, and then improved the degree of consistency of ink.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the scraping component can be driven to reciprocate along the sliding groove by controlling the operation of the driving component, so that the scraping component scrapes ink in the ink groove, the uniformity of the ink in the ink groove is improved, and the ink color uniformity of printed materials is facilitated;

2. the connecting rod is set to be a cylindrical rod, and the connecting rod can rotate for a certain angle around the axis direction of the connecting rod when reciprocating, so that each scraping rod rotates for a certain angle around the axis direction of the connecting rod, the volume of ink scraped by the scraping rods can be increased, and the uniformity of the ink is further improved;

3. through setting up rabbling mechanism, rabbling mechanism can follow the live-rollers and rotate together, and then makes stirring paddle leaf further stir printing ink, can further improve the degree of consistency of printing ink under the dual stirring effect.

Drawings

FIG. 1 is an overall configuration diagram of a high-speed printing press in an embodiment of the present application;

FIG. 2 is an enlarged view of the portion A in FIG. 1, which mainly shows the structure of the ink fountain and the ink transfer roller;

FIG. 3 is a sectional view taken along line B-B of FIG. 2, which mainly shows the positions of the scraping mechanism and the stirring mechanism;

FIG. 4 is a schematic view showing the internal structure of an ink tank in the embodiment of the present application;

FIG. 5 is a schematic structural view of a connecting rod and a rotating roller in the embodiment of the present application;

fig. 6 is an enlarged view at C in fig. 4, showing the structure of the main scraping mechanism and the stirring mechanism.

Description of reference numerals: 1. an ink tank; 2. a scraping mechanism; 21. a rotating roller; 211. a moving groove; 2111. rounding off; 22. a fixed seat; 221. a chute; 23. a drive motor; 24. a scraping component; 241. a connecting rod; 2411. spherical surface; 242. a connecting disc; 243. a scraping rod; 244. positioning blocks; 3. a stirring mechanism; 31. a stirring roller; 32. a stirring paddle; 321. forming a hole; 4. a gear pair; 5. a protective cover; 6. and an ink transfer roller.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses printing ink agitating unit of high-speed printing machine.

Referring to fig. 1 and 2, an ink stirring device of a high-speed printing machine is installed inside an ink tank 1 of the high-speed printing machine and is used for stirring ink inside the ink tank 1 so as to achieve the effect of improving the uniformity of the ink. The ink fountain 1 is equipped with an ink transfer roller 6, and the ink transfer roller 6 is used for dipping ink and transferring the ink to a printing roller, thereby performing printing processing on a printing material. The axial direction of the ink transfer roller 6 in this embodiment is arranged in parallel with the extending direction of the ink fountain 1, and the ink transfer roller 6 is located near the middle of the notch of the ink fountain 1.

Referring to fig. 3, the ink stirring device includes a scraping mechanism 2 and a stirring mechanism 3, and both the scraping mechanism 2 and the stirring mechanism 3 are fixed inside the ink tank 1 and used for scraping or stirring the ink in the ink tank 1; wherein the scraping mechanism 2 is located below the ink transfer rollers 6.

Referring to fig. 3 and 4, the scraping mechanism 2 includes a rotating roller 21, a fixing seat 22, a scraping assembly 24 and a driving assembly; the driving assembly in this embodiment is set as a driving motor 23, the driving motor 23 is fixed at the outer side of the ink tank 1, an output shaft of the driving motor 23 penetrates through the ink tank 1 and is connected with the rotating roller 21, so that the rotating roller 21 is rotatably installed inside the ink tank 1, and the driving motor 23 can drive the rotating roller 21 to rotate circumferentially around the axis direction of the rotating roller 23; in the present application, the axial direction of the rotating roller 21 is set in the same direction as the width direction of the ink tank 1.

Referring to fig. 5, a moving groove 211 is formed on the outer circumferential side of the rotating roller 21, and the moving groove 211 is circumferentially disposed around the outer circumferential side of the rotating roller 21; the distance from the moving groove 211 to one end of the rotating roller 21 is changed continuously, so that the moving groove 211 is in a plurality of continuous broken line shapes connected end to end integrally; each corner of the moving slot 211 is provided with a rounded corner 2111 for smooth transition.

Referring to fig. 5 and 6, the fixing base 22 is fixed inside the ink tank 1, the fixing base 22 is provided with a sliding groove 221 penetrating through two sides of the fixing base 22, and an extension direction of the sliding groove 221 is arranged in the same direction as a width direction of the ink tank 1. The scraping component 24 comprises a connecting rod 241, a connecting disc 242 and a scraping rod 243, wherein one end of the connecting rod 241 is installed on the moving groove 211, and the other end of the connecting rod 241 is arranged in the sliding groove 221 in a penetrating manner; a positioning block 244 is integrally formed on the outer peripheral side of the connecting rod 241, and the positioning block 244 abuts against the side of the fixing base 22 facing the rotating roller 21, so that the connecting rod 241 is less likely to be separated from the moving groove 211, and the connecting rod 241 is always located in the moving groove 211. When the driving motor 23 drives the rotating roller 21 to rotate, the connecting rod 241 located in the moving slot 211 can reciprocate in the sliding slot 221 under the driving of the rotating roller 21.

Referring to fig. 4 and 6, two connecting discs 242 are provided, the two connecting discs 242 are fixedly sleeved on the connecting rod 241, and the two connecting discs 242 are arranged at intervals along the axial direction of the connecting rod 241; a plurality of scraping rods 243 are arranged, two ends of each scraping rod 243 are respectively welded and fixed to the two connecting discs 242, and all the scraping rods 243 are uniformly distributed on the peripheral edges of the connecting discs 242 around the central axis of the connecting rod 241; when the connecting rod 241 is driven by the rotating roller 21 to reciprocate, each scraping rod 243 can reciprocate along with the connecting rod 241, so that ink is scraped, and the uniformity of the ink is improved.

Referring to fig. 5, in the present embodiment, the connecting rod 241 is configured as a cylindrical rod, so that the connecting rod 241 can rotate a certain angle around the axial direction of the connecting rod 241 when being driven by the rotating roller 21, thereby increasing the area of the ink scraped by the scraping rod 243; the end of the connecting rod 241 near the moving slot 211 is provided with a spherical surface 2411 for reducing the frictional resistance between the connecting rod 241 and the rotating roller 21, so that the rotating roller 21 can drive the connecting rod 241 to move conveniently.

Referring to fig. 3, a gear pair 4 is fixed at one end of the rotating roller 21 far away from the driving motor 23, and the gear pair 4 is arranged to connect the rotating roller 21 and the stirring mechanism 3, so that the stirring mechanism 3 can rotate along with the rotating roller 21 without additionally adding a driving source to drive the stirring mechanism 3 to rotate.

Referring to fig. 3 and 6, the stirring mechanism 3 includes a stirring roller 31 and a plurality of stirring blades 32 fixed to the outer peripheral side of the stirring roller 31; the axial direction of the stirring roller 31 is parallel to the extending direction of the ink tank 1, one end of the stirring roller 31 is rotatably connected to the fixed seat 22, and the other end of the stirring roller 31 is in meshing transmission with the rotating roller 21 through the gear pair 4.

Referring to fig. 6, the number of the stirring blades 32 may be one, two, or three, but it is sufficient that the stirring blades can stir the ink in the ink tank 1; in the present embodiment, the number of the stirring blades 32 is set to five, and the five stirring blades 32 are uniformly arranged around the axial direction of the stirring roller 31; each stirring paddle 32 has been seted up a plurality of structure holes 321 that run through stirring paddle 32 both sides, and the setting in structure hole 321 can improve the separation degree of the inside material of printing ink when stirring paddle 32 stirs printing ink to further improve the degree of consistency of printing ink, make the china ink color after the stock printing even.

Referring to fig. 3, the gear pair 4 of the present embodiment is provided as two bevel gears engaged with each other, one of which is fixed to the rotating roller 21 and the other of which is fixed to the stirring roller 31; the bevel gear meshing transmission mode can play a reversing role, so that the axial direction of the stirring roller 31 and the axial direction of the rotating roller 21 are perpendicular to each other, and the volume of the stirring mechanism 3 for stirring ink is increased.

Referring to fig. 3, a protective cover 5 for covering the gear pair 4 is arranged on the outer side of the gear pair 4, the protective cover 5 is arranged at the corner of the ink fountain 1, and the protective cover 5 is respectively welded and fixed with the inner bottom wall of the ink fountain 1 and two adjacent side walls of the ink fountain 1, so that the ink isolation effect is achieved, and the possibility that the ink flows into the meshing part of the two bevel gears is reduced; the stirring roller 31 and the rotating roller 21 are respectively penetrated through the shield 5 and are respectively rotatably connected to the shield 5 to ensure smooth rotation of the stirring roller 31 and the rotating roller 21.

The implementation principle of the ink stirring device of the high-speed printing machine in the embodiment of the application is as follows:

when the high-speed printer is used for printing, the driving motor 23 is controlled to operate, the driving motor 23 drives the rotating roller 21 to rotate, and the rotating roller 21 can drive the connecting rod 241 to continuously reciprocate in the sliding groove 221, so that the connecting rod 241 and the scraping rod 243 scrape ink in the ink tank 1; in addition, the stirring roller 31 which is meshed with the rotating roller 21 for transmission can also rotate along with the rotating roller 21, so that each stirring blade 32 can stir ink, the possibility of solidification and adhesion of the ink and deposition of substances in the ink is reduced under the double stirring effect, the uniformity of the ink is greatly improved, and the ink color of a printed material is uniform.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an ink agitating unit of high-speed printing machine, installs inside china ink groove (1) of high-speed printing machine which characterized in that: the ink stirring device comprises a scraping mechanism (2) for scraping ink, wherein the scraping mechanism (2) comprises a rotating roller (21) rotatably arranged in an ink tank (1), a fixed seat (22) fixed in the ink tank (1), a scraping assembly (24) movably arranged between the rotating roller (21) and the fixed seat (22) and a driving assembly for driving the rotating roller (21) to rotate;

a moving groove (211) is formed in the periphery side of the rotating roller (21) in a surrounding mode, the distance from the moving groove (211) to the end portion of one end of the rotating roller (21) is changed constantly, and the scraping component (24) is installed in the moving groove (211) in a sliding mode; the fixing seat (22) is provided with a sliding groove (221), and one end, deviating from the rotating roller (21), of the scraping component (24) is movably installed on the sliding groove (221).

2. The ink stirring device for a high-speed printing press according to claim 1, wherein: the scraping component (24) comprises a connecting rod (241) which is arranged between the moving groove (211) and the sliding groove (221) in a sliding mode, two connecting discs (242) which are arranged on the connecting rod (241) at intervals, and a plurality of scraping rods (243) which are arranged between the two connecting discs (242).

3. The ink stirring device for a high-speed printing press according to claim 2, wherein: the connecting rod (241) is a cylindrical rod, and the end part of one end, close to the moving groove (211), of the connecting rod (241) is provided with a spherical surface (2411).

4. The ink stirring device for a high-speed printing press according to claim 3, wherein: one end, deviating from the rotating roller (21), of the connecting rod (241) is fixed with a positioning block (244), and the positioning block (244) abuts against one side, close to the rotating roller (21), of the fixing seat (22).

5. The ink stirring device for a high-speed printing press according to claim 1, wherein: and a corner of the moving groove (211) is provided with a rounded corner (2111).

6. The ink stirring device for a high-speed printing press according to claim 1, wherein: the ink stirring device also comprises a stirring mechanism (3) arranged in the ink tank (1), wherein the stirring mechanism (3) comprises a stirring roller (31) rotatably arranged in the ink tank (1) and a plurality of stirring blades (32) fixed on the outer peripheral side of the stirring roller (31); the axial direction of the stirring roller (31) and the axial direction of the rotating roller (21) are perpendicular to each other, and the stirring roller (31) and the rotating roller (21) are in meshing transmission through a gear pair (4).

7. The ink stirring device for a high-speed printing press according to claim 6, wherein: the outside of gear pair (4) is equipped with protection casing (5) that are used for covering gear pair (4), protection casing (5) are worn to locate respectively in stirring roller (31) and live-rollers (21).

8. The ink stirring device for a high-speed printing press according to claim 6, wherein: the stirring paddle (32) is provided with a plurality of structural holes (321).