CN214984177U

CN214984177U - Filter device for printing ink groove of printing machine

Info

Publication number: CN214984177U
Application number: CN202120536506.XU
Authority: CN
Inventors: 杨晓举; 王先锋
Original assignee: Hangzhou Mingri Flexible Packaging Co ltd
Current assignee: Hangzhou Mingri Flexible Packaging Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-12-03
Anticipated expiration: 2031-03-15

Abstract

The application relates to a filter equipment for printing machine ink tank relates to the technical field of printing processing. This application is including filtering the container, filtering component and impurity collection subassembly, the inlet has been seted up to filtering the upper end of container, the liquid outlet has been seted up to filtering the lower extreme of container, filtering component is including setting up the impurity filter screen in filtering the container, a driving piece for driving impurity filter screen along vertical direction reciprocating motion, the impurity collection subassembly is including collecting the trachea, air exhaust fan and the collection filter bag that is used for collecting impurity, collect tracheal one end and run through filtering the upper end of container, collect tracheal other end and connect in air exhaust fan, collect the filter bag and install in air exhaust fan's output, the pressure release mouth has been seted up to filtering the upper end of container. This application can be favorable to reducing the work load in the staff to the automatic clearance of impurity on the impurity filter screen, reduces the cost of labor.

Description

Filter device for printing ink groove of printing machine

Technical Field

The application relates to the field of printing processing, in particular to a filtering device for an ink tank of a printing machine.

Background

Printing is usually performed on paper by means of a printing machine, and the ink of the printing machine contains various impurities, including pigment particles generated during the preparation of the ink, metallic impurities introduced during the preparation and storage of the ink, dust and fibers from the outside, and the like. If the impurities in the ink are not filtered and purified, the impurities may be attached to the paper along with the ink during printing, and the printing quality of the paper may be affected.

At present, generally adopt the filter screen to filter printing ink, the staff need carry out periodic cleaning to the filter screen, otherwise, the filter screen can lead to the filter speed to reduce the printing ink supply speed of printing machine by too much jam of impurity. If the impurity content of printing ink is higher, the filter screen needs frequent clearance, and staff's work load is great, and the cost of labor is higher.

SUMMERY OF THE UTILITY MODEL

In order to alleviate staff's work load, reduce the cost of labor, this application provides a filter equipment for printing machine ink tank.

The application provides a filter equipment for printing machine ink tank adopts following technical scheme:

the utility model provides a filter equipment for printing machine ink groove, collects the subassembly including filtering container, filter assembly and impurity, the inlet has been seted up to the upper end of filtering the container, the liquid outlet has been seted up to the lower extreme of filtering the container, filter assembly including set up in filter impurity filter screen in the container, be used for the drive impurity filter screen is along vertical direction reciprocating motion's driving piece, the impurity is collected the subassembly and is including collecting trachea, air exhaust fan and the collection filter bag that is used for collecting impurity, it runs through to collect tracheal one end filter the upper end of container, collect tracheal other end connect in air exhaust fan, collect the filter bag install in air exhaust fan's output, the pressure release mouth has been seted up to the upper end of filtering the container.

Through adopting above-mentioned technical scheme, need carry out filterable printing ink and filter the container from the inlet input, printing ink passes through the impurity filter screen, again from the output of liquid outlet, the driving piece drives impurity filter screen upward movement, when the impurity filter screen is higher than the liquid level, start air exhaust fan for the impurity that is detained on the impurity filter screen collects the filter bag along collecting the trachea input in, can be favorable to reducing the work load in the staff to the automatic clearance of impurity on the impurity filter screen, reduce the cost of labor.

Optionally, still include the dry subassembly that is used for dry impurity, dry subassembly includes dry trachea and air blower, the upper end of filter container is run through to dry trachea's one end, dry trachea's the other end is connected air blower.

Through adopting above-mentioned technical scheme, when impurity filter screen was higher than the printing ink liquid level, start the aeration fan, the aeration fan is with the leading-in filtration container of external air current to impurity on the impurity filter screen carries out the drying, then collects impurity with the help of impurity collection subassembly, impurity drying back weight reduces, the aeration fan of being convenient for inhales impurity in the collection filter screen, improves clearance, the collection effect to impurity.

Optionally, the output end of the inflation fan is provided with an electric heating wire.

Through adopting above-mentioned technical scheme, the air current temperature of self-inflating fan output is higher relatively, further improves the drying effect to impurity, and it is consuming time to reduce the drying of impurity, is favorable to improving the collection efficiency of impurity.

Optionally, one end of the drying air pipe extending into the filtering container is provided with a first filter screen.

By adopting the technical scheme, the first filter screen is arranged, so that impurities are prevented from entering the drying air pipe as much as possible, and the impurities are promoted to be output from the collecting air pipe as much as possible; if not set up first filter screen, when air exhaust fan attracted impurity, impurity upwards diffused along with the air current, and partial impurity probably gets into in the dry trachea, and when the air exhaust fan was started next time, this part impurity still can get back to and filter the container, is unfavorable for clearing up, collecting impurity.

Optionally, the impurity filter screen includes a support frame and a filter cloth disposed inside the support ring, and an outer edge of the support frame abuts against an inner wall of the filter container.

Through adopting above-mentioned technical scheme, when the impurity filter screen moved along vertical direction, braced frame had good contact with the inner wall that filters the container, through the clearance that reduces impurity filter screen and filter the container inner wall, improved the filter effect of impurity filter screen.

Optionally, the filtering container comprises a box body and a box cover arranged at the upper end of the box body, and the box body and the box cover are detachably connected; impurity filter screen with be equipped with the connecting piece between the driving piece, the one end of connecting piece connect in braced frame, the other end of connecting piece with driving piece releasable connection.

Through adopting above-mentioned technical scheme, case lid and box releasable connection, connecting piece and driving piece releasable connection, the staff can split connecting piece and driving piece, then opens the case lid, clears up or maintains filtering container inside again, avoids impurity to gather in filtering container, jam as far as possible.

Optionally, the filter cloth is detachably connected to the support frame.

Through adopting above-mentioned technical scheme, impurity filter screen is after long-time the use, and the filter cloth probably blocks up seriously or the damage appears, and the staff of being convenient for in time changes the filter cloth.

Optionally, the pressure relief opening is provided with a second filter screen.

Through adopting above-mentioned technical scheme, when air exhaust fan bled, attracted impurity, the second filter screen can avoid impurity to discharge from the pressure release mouth as far as possible, reduces impurity and discharges to the external environment in.

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

1. by arranging the filtering component and the impurity collecting component, impurities on the impurity filtering net can be automatically cleaned, the workload in workers is favorably reduced, and the labor cost is reduced;

2. the drying component is arranged, so that impurities can be dried, the impurities can be conveniently sucked into the collecting filter bag by the air exhaust fan, and the cleaning and collecting effects on the impurities are improved;

3. through setting up the heating wire, further improve the drying effect to impurity, be favorable to improving the collection efficiency of impurity.

Drawings

FIG. 1 is a schematic view of a filter device for an ink tank of a printing press according to an embodiment of the present disclosure;

FIG. 2 is a cross-sectional view of a portion of the structure of FIG. 1;

fig. 3 is a schematic view of fig. 2 from another perspective.

Description of reference numerals: 1. a filtration vessel; 11. a box body; 111. a liquid outlet; 112. a liquid outlet pipe; 12. a box cover; 121. a liquid inlet; 122. a pressure relief port; 123. a liquid inlet pipe; 124. a stop valve; 125. a liquid feeding pump; 126. a second filter screen; 2. a filter assembly; 21. an impurity filter screen; 211. a support frame; 212. filtering cloth; 213. an assembly hole; 22. a drive member; 23. a connecting member; 231. a thin rod; 232. a rectangular block; 3. an impurity collection assembly; 31. collecting the trachea; 32. an air exhaust fan; 33. collecting the filter bag; 4. a drying assembly; 41. drying the air pipe; 411. a first filter screen; 42. an inflation fan; 421. an electric heating wire; 5. a support plate; 6. and (4) a bracket.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a filter equipment for printing machine ink tank.

Referring to fig. 1 and 2, a filter device for an ink tank of a printing press includes a filter container 1 having a barrel shape, a filter assembly 2, a drying assembly 4, and a foreign matter collecting assembly 3, the filter container 1 includes a case 11 and a case cover 12 covering an upper end of the case 11, and an inner wall of the case cover 12 is screw-engaged with an outer wall of the case 11. The upper end of the box cover 12 is provided with a liquid inlet 121, and the lower end of the box body 11 is provided with a liquid outlet 111. The filter assembly 2 is including setting up the impurity filter screen 21 in box 11, a driving piece 22 that is used for driving impurity filter screen 21 to make reciprocating motion along vertical direction, impurity collection subassembly 3 is including collecting trachea 31, air exhaust fan 32 and the collection filter bag 33 that is used for collecting impurity, collect the upper end that trachea 31's one end runs through filter container 1, the other end of collecting trachea 31 is connected in air exhaust fan 32, collect filter bag 33 and connect in air exhaust fan 32's output, pressure release 122 has been seted up to filter container 1's upper end.

The printing ink containing impurities is input into the box body 11 from the liquid inlet 121, when the flow rates of the liquid inlet 121 and the liquid outlet 111 are the same and constant, the liquid level of the printing ink in the box body 11 can be maintained at a certain stable height, the impurity filter screen 21 is positioned below the liquid level, the impurities are retained in the printing ink above the impurity filter screen 21, and the filtered printing ink is output from the liquid outlet 111. At regular intervals, when the impurities above the impurity filter screen 21 are more, the ink input to the liquid inlet 121 is stopped, and the driving member 22 drives the impurity filter screen 21 to move upwards until the impurity filter screen 21 is higher than the ink liquid level. The drying assembly 4 dries the impurities on the impurity filter screen 21, the suction fan 32 is started, and the impurities are sucked into the collecting air pipe 31 along with the air flow and then conveyed into the collecting filter bag 33 along the collecting air pipe 31. The embodiment of the application aims at collecting the component 3 through setting up impurity, can carry out automatic clearance to impurity, is favorable to reducing staff's work load, reduces the cost of labor.

The driving member 22 is a common air cylinder, a supporting plate 5 for fixing the driving member 22 is provided at one side of the filtering container 1, and the driving member 22 is positioned right above the filtering container 1 and is disposed upside down. The impurity filter 21 includes a circular support frame 211 and a filter cloth 212 fixed to the inner side of the support frame 211, the support frame 211 has an upper and a lower block, and the outer diameter of the support frame 211 is the same as the inner diameter of the box 11. Each support frame 211 is provided with three assembly holes 213 penetrating through the support frames 211, the filter cloth 212 is clamped between the two support frames 211, and the two support frames 211 are assembled together through bolts. Be equipped with connecting piece 23 between driving piece 22 and the impurity filter screen 21, connecting piece 23 includes that two are L shape slender pole 231 and weld in the rectangular block 232 of two slender pole 231 upper ends, and two slender poles 231 set up relatively, and the lower extreme of slender pole 231 welds in the inner wall of braced frame 211, and rectangular block 232 passes through bolt and driving piece 22's output end releasable connection.

After the driving piece 22 drives the impurity filter screen 21 to penetrate through the liquid level from bottom to top, impurities in the ink are basically collected on the impurity filter screen 21, the ink moves downwards relative to the impurity filter screen 21 while the impurity filter screen 21 moves upwards, and liquid impact force applied to the filter cloth 212 by the ink is uniformly distributed on the filter cloth 212, so that the service life of the filter cloth 212 is prolonged; if the impurity filter 21 is fixed on the upper end of the box 11 and is always higher than the ink level, the filter cloth 212 is damaged by the impact of the ink in a smaller area only when the ink is input from the liquid inlet 121.

The liquid inlet 121 is connected with a liquid inlet pipe 123, the liquid inlet pipe 123 is provided with a stop valve 124 and a liquid feeding pump 125, and one end of the liquid inlet pipe 123 is in threaded fit with the liquid inlet 121; the liquid outlet 111 is connected with a liquid outlet pipe 112, the liquid outlet pipe 112 is also provided with a stop valve 124 and a liquid feeding pump 125, and the liquid feeding pump 125 is a common vane pump. The lower end of the box body 11 is provided with a bracket 6, and the bracket 6 plays a role in supporting the whole filtering container 1.

Referring to fig. 2 and 3, the drying assembly 4 includes a drying air pipe 41 and an air-charging fan 42, one end of the drying air pipe 41 penetrates the case cover 12, and the drying air pipe 41 and the case cover 12 are screw-engaged. The other end of the drying air pipe 41 is connected to the output end of the air blower 42, the output end of the air blower 42 is provided with a heating wire 421 arranged spirally, and the drying air pipe 41 is a high-temperature resistant plastic pipe. The end of the drying air pipe 41 penetrating the box cover 12 is provided with a first filter screen 411, and the lower end of the pressure relief opening 122 is provided with a second filter screen 126.

When the impurity filter screen 21 is higher than the liquid level of the ink, the air blower 42 is first started, and meanwhile, the heating wire 421 is powered on to generate heat, the air blower 42 sucks the outside air, the air passes through the heating wire 421 to form hot air flow, and the hot air flow is conveyed to the impurity filter screen 21 along the drying air pipe 41, so that the impurities retained on the impurity filter screen 21 are dried. The temperature of the hot air flow is usually not more than 60 degrees celsius, and it is difficult to damage the filter cloth 212. Since the first filter screen 411 and the second filter screen 126 are respectively disposed at the drying air pipe 41 and the pressure relief opening 122, when the air exhaust fan 32 collects the impurities, the impurities are difficult to enter the pressure relief opening 122 and the drying air pipe 41 when diffused with the air flow.

The implementation principle of the embodiment is as follows: by arranging the filtering component 2 and the impurity collecting component 3, impurities on the impurity filtering net 21 can be automatically cleaned, so that the workload in workers is reduced, and the labor cost is reduced; the drying component 4 is arranged, so that impurities can be dried, the air exhaust fan 32 can suck the impurities into the collection filter bag 33 conveniently, and the cleaning and collecting effects on the impurities are improved; through setting up heating wire 421, further improve the drying effect to impurity, be favorable to improving the collection efficiency of impurity.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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. A filter device for an ink tank of a printing press, characterized by: comprises a filtering container (1), a filtering component (2) and an impurity collecting component (3), wherein the upper end of the filtering container (1) is provided with a liquid inlet (121), the lower end of the filtering container (1) is provided with a liquid outlet (111), the filtering component (2) comprises an impurity filter screen (21) arranged in the filtering container (1) and a driving piece (22) used for driving the impurity filter screen (21) to reciprocate along the vertical direction, the impurity collecting component (3) comprises a collecting air pipe (31), an air exhaust fan (32) and a collecting filter bag (33) used for collecting impurities, one end of the collecting air pipe (31) penetrates through the upper end of the filtering container (1), the other end of the collecting air pipe (31) is connected with the air exhaust fan (32), and the collecting filter bag (33) is arranged at the output end of the air exhaust fan (32), the upper end of the filtering container (1) is provided with a pressure relief opening (122).

2. A filter arrangement for an ink tank of a printing press according to claim 1, wherein: still including dry subassembly (4) that is used for dry impurity, dry subassembly (4) are including dry trachea (41) and air blower (42), the one end of dry trachea (41) is run through the upper end of filtering container (1), the other end of dry trachea (41) is connected air blower (42).

3. A filter arrangement for an ink tank of a printing press according to claim 2, wherein: and the output end of the air inflation fan (42) is provided with a heating wire (421).

4. A filter arrangement for an ink tank of a printing press according to claim 2, wherein: one end of the drying air pipe (41) extending into the filtering container (1) is provided with a first filter screen (411).

5. A filter arrangement for an ink tank of a printing press according to claim 1, wherein: the impurity filter screen (21) comprises a support frame (211) and filter cloth (212) arranged on the inner side of the support ring, and the outer edge of the support frame (211) is abutted to the inner wall of the filter container (1).

6. A filter arrangement for an ink tank of a printing press according to claim 5, characterised in that: the filtering container (1) comprises a box body (11) and a box cover (12) arranged at the upper end of the box body (11), and the box body (11) and the box cover (12) are detachably connected; impurity filter screen (21) with be equipped with connecting piece (23) between driving piece (22), the one end of connecting piece (23) connect in braced frame (211), the other end of connecting piece (23) with driving piece (22) releasable connection.

7. A filter arrangement for an ink tank of a printing press according to claim 5, characterised in that: the filter cloth (212) is detachably connected to the support frame (211).

8. A filter arrangement for an ink tank of a printing press according to claim 1, wherein: the pressure relief opening (122) is provided with a second filter screen (126).