Circulating ink jet device of gravure printing machine
Technical Field
The utility model belongs to the technical field of intaglio printing presses, and particularly relates to a circulating ink jet device of an intaglio printing press.
Background
When the intaglio press prints, the whole plate surface of the plate cylinder is inked, the ink in the blank part of the plate surface is scraped by the doctor blade, the ink in the image-text part is left, then the paper is passed through, the back of the paper is impressed by the impressing cylinder, the ink in the concave part is directly transferred to the paper surface, and finally the printed matter is piled up or rewound by the paper receiving part.
The Chinese patent with the granted bulletin number of CN208630096U is an ink recovery device of an intaglio printing press, and the ink recovery device can achieve the function of quickly disassembling a filter screen by arranging a turntable, a rotary rod, a rotary handle, a first spring, a fixed handle, a fixed rod, a positioning block, a limiting plate, a bayonet lock, a second spring and a steel wire rope, so that the problem that the recovery device in the existing market does not have the function of quickly disassembling the filter screen, and a worker needs to disassemble the whole device when the filter screen needs to be cleaned, thereby wasting time and labor, increasing the workload of the worker and influencing the use efficiency of the device is solved; however, the device has the following disadvantages in use: 1) the filter screen needs to be detached and cleaned, and the use is inconvenient; 2) the recycled ink is easy to precipitate, and the printing effect is influenced.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides the circulating ink jet device of the gravure printing machine, which is convenient to use and can directly clean a sieve plate without being disassembled; the collected ink was stirred to prevent sedimentation.
In order to achieve the purpose, the utility model adopts the technical scheme that:
a circulating ink jet device of an intaglio printing machine comprises an ink tank, a printing roller, a rotating shaft, supporting legs, an ink storage tank, an ink pump and a spray head, wherein the printing roller is arranged in the ink tank, the printing roller is connected to the ink tank through the rotating shaft, and an ink outlet is formed in the bottom of the ink tank; a plurality of support legs are arranged on the lower side of the ink groove, an ink storage box is arranged on one side of each support leg, an installation opening is formed in the upper side of each ink storage box, an ink inlet is formed in one side of each installation opening, and the ink inlet is communicated with the ink outlet;
a sieve plate is arranged in the ink storage box, a waste box is arranged at one end of the sieve plate, a connecting rod is arranged on the upper side of the waste box, a top plate is arranged at the top end of the connecting rod, a handle is arranged on the upper side of the top plate, and the waste box is inserted into the ink storage box from an installation opening; the upper side of the sieve plate is provided with a reciprocating screw, the reciprocating screw is connected with an ink storage box through a bearing, one end of the reciprocating screw is provided with a driven gear II, the reciprocating screw is provided with a sliding block, the sliding block is in threaded connection with the reciprocating screw, a brush is arranged on the lower side of the sliding block, waste residues on the sieve plate are cleaned, the waste residues are scraped and transported to a waste bin, and then the waste bin is taken out for cleaning; a stirring shaft is arranged on the lower side of the sieve plate and is connected with the ink storage box through a bearing, stirring blades are arranged on the stirring shaft, and a driven gear I is arranged at one end of the stirring shaft; a motor is arranged on the outer side of the ink storage box and fixedly connected with the ink storage box, a main gear is arranged on one side of the motor and meshed with the driven gear I and the driven gear II; the motor is started, the main gear drives the driven gear II to rotate, the reciprocating screw rod is driven to rotate, the sliding block and the hairbrush are driven to move, waste materials are pushed to a waste material box, then the waste material box is taken out for treatment, and the operation is simple; the main gear drives the driven gear I to rotate, drives the stirring shaft and the stirring blades to rotate, and stirs the ink to prevent the ink from precipitating and influencing the printing effect; ink storage box one side is equipped with the ink pump, and the ink pump passes through the ink feed pipe and is connected with the ink storage box, ink pump one side is equipped with the connecting plate, connecting plate one side is equipped with a plurality of shower nozzles, and the ink pump is taken printing ink out from storing up the ink storage box, through ink feed pipe, connecting plate, with printing ink from the even printing roller that spouts of shower nozzle.
Preferably, one side of the ink storage box is provided with a transparent window, so that the residual amount of ink in the ink storage box can be observed conveniently.
Preferably, the bottom of the ink tank is inclined.
Preferably, the bottom of the waste bin is provided with a plurality of sieve holes.
Preferably, the ink conveying pipe is a telescopic hose.
Preferably, the upper side of the connecting plate is provided with a positioning bolt, and the distance between the spray head and the printing roller is adjusted and fixed.
Compared with the prior art, the utility model has the beneficial effects that:
1) the motor is started, the main gear drives the driven gear II to rotate, the reciprocating screw rod is driven to rotate, the sliding block and the hairbrush are driven to move, waste materials are pushed to the waste material box, then the waste material box is taken out for treatment, the plate dismounting is not needed for cleaning, and the use is convenient;
2) the main gear drives the driven gear I to rotate, drives the stirring shaft and the stirring blades to rotate, and stirs the ink to prevent the ink from precipitating and influencing the printing effect;
3) and a positioning bolt is arranged on the upper side of the connecting plate, and the distance between the spray head and the printing roller is adjusted and fixed.
Drawings
FIG. 1 is a schematic structural diagram of a circulating ink-jet device of an intaglio printing press according to the present invention;
FIG. 2 is a schematic structural diagram of one side of a circulating ink-jet device of an intaglio printing press according to the present invention;
FIG. 3 is a sectional structure diagram of an ink tank of a circulating ink jet device of an intaglio printing press;
FIG. 4 is a sectional structure diagram of an ink storage tank of the circulating ink jet device of the gravure printing machine;
FIG. 5 is a schematic view of a waste bin structure of a circulating ink jet device of an intaglio printing press according to the present invention;
in the figure: 1-ink tank, 101-ink outlet, 2-printing roller, 201-rotating shaft, 3-ink storage tank, 301-transparent window, 302-ink inlet, 303-mounting port, 4-supporting leg, 5-motor, 501-main gear, 6-stirring shaft, 601-stirring blade, 602-driven gear I, 7-reciprocating screw, 701-driven gear II, 8-sliding block, 9-hairbrush, 10-screen plate, 11-waste tank, 1101-connecting rod, 1102-top plate, 1103-handle, 12-ink pump, 13-ink delivery pipe, 14-connecting plate, 15-nozzle and 16-positioning bolt.
Detailed Description
For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further described in detail with reference to fig. 1 to 5.
A circulating ink jet device of a gravure printing machine comprises an ink tank 1, a printing roller 2, a rotating shaft 201, supporting legs 4, an ink storage box 3, an ink pump 12 and a spray head 15, wherein the printing roller 2 is arranged in the ink tank 1, the printing roller 2 is connected to the ink tank 1 through the rotating shaft, and an ink outlet 101 is formed in the bottom of the ink tank 1; a plurality of supporting legs 4 are arranged on the lower side of the ink tank 1, an ink storage tank 3 is arranged on one side of each supporting leg 4, an installation opening 303 is arranged on the upper side of each ink storage tank 3, an ink inlet 302 is arranged on one side of each installation opening 303, and each ink inlet 302 is communicated with the ink outlet 101;
a screen plate 10 is arranged in the ink storage tank 3, a waste tank 11 is arranged at one end of the screen plate 10, a connecting rod 1101 is arranged on the upper side of the waste tank 11, a top plate 1102 is arranged at the top end of the connecting rod 1101, a handle 1103 is arranged on the upper side of the top plate 1102, and the waste tank 11 is inserted into the ink storage tank 3 from an installation opening 303; a reciprocating screw 7 is arranged on the upper side of the sieve plate 10, the reciprocating screw 7 is connected with the ink storage tank 3 through a bearing, a driven gear II 701 is arranged at one end of the reciprocating screw 7, a sliding block 8 is arranged on the reciprocating screw 7, the sliding block 8 is in threaded connection with the reciprocating screw 7, a brush 9 is arranged on the lower side of the sliding block 8, waste residues on the sieve plate 10 are cleaned, the waste residues are scraped and transported to a waste material tank 11, and then the waste material tank 11 is extracted and cleaned; a stirring shaft 6 is arranged on the lower side of the sieve plate 10, the stirring shaft 6 is connected with the ink storage tank 3 through a bearing, stirring blades 601 are arranged on the stirring shaft 6, and a driven gear I602 is arranged at one end of the stirring shaft 6; a motor 5 is arranged on the outer side of the ink storage box 3, the motor 5 is fixedly connected with the ink storage box 3, a main gear 501 is arranged on one side of the motor 5, and the main gear 501 is meshed with a driven gear I602 and a driven gear II 701; the motor 5 is started, the main gear 501 drives the driven gear II 701 to rotate, the reciprocating screw 7 is driven to rotate, the sliding block 8 and the brush 9 are driven to move, waste materials are pushed to the waste material box 11, then the waste material box 11 is taken out for treatment, and the operation is simple; the main gear 501 drives the driven gear I602 to rotate, and drives the stirring shaft 6 and the stirring blades 601 to rotate, so that ink is stirred, and the printing effect is prevented from being influenced by ink precipitation; store up ink tank 3 one side and be equipped with ink pump 12, ink pump 12 is connected with storage ink tank 3 through inking pipe 13, ink pump 12 one side is equipped with connecting plate 14, connecting plate 14 one side is equipped with a plurality of shower nozzles 15, and ink pump 12 takes out printing ink from storing up ink tank 3, through inking pipe 13, connecting plate 14, with printing ink from shower nozzle 15 even spout printing roller 2.
Store up ink tank 3 one side and be equipped with transparent window 301, conveniently observe the ink surplus in storing up ink tank 3.
The bottom of the ink tank 1 is inclined.
And a plurality of sieve holes are formed in the bottom of the waste box 11.
The ink feed pipe 13 is provided as a flexible hose.
And a positioning bolt 16 is arranged on the upper side of the connecting plate 14, and the distance between the spray head 15 and the printing roller 2 is adjusted and fixed.
A circulating ink-jet device of an intaglio printing machine comprises the following working processes:
adding ink into an ink storage tank through a mounting port, turning on an ink pump, pumping the ink out of the ink storage tank by the ink pump, uniformly spraying the ink onto a printing roller from a spray head through an ink conveying pipe and a connecting plate, allowing the rest of the ink to enter the ink storage tank through an ink outlet, turning on a motor, and meshing a gear with a driven gear I and a driven gear II; turning on a motor, driving a driven gear II to rotate by a main gear, driving a reciprocating screw to rotate, driving a sliding block and a brush to move, and pushing the waste to a waste box; the main gear drives the driven gear I to rotate, drives the stirring shaft and the stirring blades to rotate, and stirs the ink to prevent the ink from precipitating and influencing the printing effect; and after printing is finished, taking out the waste box, cleaning and installing the waste box into the ink storage box for continuous use.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the utility model as defined in the accompanying claims.