CN216101049U - Automatic cleaning device for rubber cloth of printing machine - Google Patents

Abstract

The utility model relates to a printing machine blanket self-cleaning device relates to the field of printing auxiliary assembly, and it includes the frame, and the liftable is provided with the mounting bracket in the frame, rotates on the mounting bracket and is provided with cleaning roller and receipts cloth roller, and cleaning cloth is equipped with around being equipped with between cleaning roller and the receipts cloth roller in the frame, and the driving piece is suitable for the drive mounting bracket to go up and down to make cleaning cloth be close to or keep away from the blanket, is equipped with the washing subassembly in the frame, and the washing subassembly is suitable for washing cloth. The application has the effect of improving the use experience of the user.

Description

Automatic cleaning device for rubber cloth of printing machine

Technical Field

The application relates to the field of printing auxiliary equipment, in particular to an automatic cleaning device for a rubber blanket of a printing machine.

Background

The rubber blanket is a composite material product made of multiple layers of special fabrics and synthetic rubber compounds; in the process of offset printing, a rubber blanket is used as a coating of a transfer printing cylinder, pictures and texts on a printing plate are transferred onto the rubber blanket through a printing machine, and the pictures and texts on the rubber blanket are printed on printing objects such as paper, plastic plates and the like through pressure generated by a printing cylinder, so that the printing work of the printing machine is realized; as the flocks, impurities and the like on the printing stock are inevitably stuck on the rubber blanket during printing, the rubber blanket is required to be manually and regularly cleaned according to the use condition in order to ensure the cleanness of the rubber blanket.

The Chinese patent document with the publication number of CN207736965U discloses a rubber blanket cleaning device, which comprises a support frame, a slide block connected on the support frame in a sliding manner, a cleaning roller and a cloth collecting roller which are connected on the slide block in a rotating manner, and a hydraulic cylinder for driving the slide block to slide, wherein the cleaning roller and the cloth collecting roller are parallel to a conveying roller on a printing machine, the cleaning roller is positioned on one side close to the conveying roller, cleaning cloth is wound on the cleaning roller and the cloth collecting roller, and a rubber blanket is coated on the conveying roller.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the cleaning cloth carries out the cleaning work of blanket for a long time and will be infected with more impurity after, for guaranteeing to wash the clean effect of cleaning of cloth to the blanket, the user need regularly demolish cleaning cloth and carry out cleaning work to cleaning cloth, and what wash cloth demolishs and the cleaning process is comparatively loaded down with trivial details, causes user's use to experience not good.

SUMMERY OF THE UTILITY MODEL

In order to improve user's use experience effect, this application provides a printing machine blanket self-cleaning device.

The application provides a printing machine blanket self-cleaning device adopts following technical scheme:

the utility model provides a printing machine blanket self-cleaning device, includes the frame, the liftable be provided with the mounting bracket in the frame, it is provided with cleaning roller and receipts cloth roller to rotate on the mounting bracket, cleaning roller with receive between the cloth roller around being equipped with the washing cloth, be equipped with the driving piece in the frame, the driving piece is suitable for the drive the mounting bracket goes up and down, so that it is close to or keeps away from the blanket to wash the cloth, be equipped with the washing subassembly in the frame, it is suitable for the washing to wash the subassembly wash cloth.

By adopting the technical scheme, the driving piece drives the mounting frame to descend, so that the cleaning cloth on the cleaning roller is close to the rubber blanket, the cleaning cloth driven by the rotating cleaning roller and the cloth collecting roller rotates, the cleaning cloth cleans the rubber blanket, at the moment, the cloth collecting roller is immersed in the cleaning liquid, the cleaning cloth which cleans the rubber blanket is conveyed to the cleaning assembly along with the rotation of the cloth collecting roller, the cleaning cloth is cleaned by the cleaning assembly, the cleaning cloth is kept in a clean state continuously, and the clean cleaning cloth can continuously clean the rubber blanket; after the blanket is cleaned, the driving piece drives the mounting frame to ascend, so that the cleaning cloth is separated from the blanket, and the cleaning cloth is separated from the cleaning assembly, and the whole automatic cleaning process is finished; wash cloth through wasing the subassembly, the user need not demolish and wash cloth and can carry out abluent work to wasing cloth to improve user's use and experience.

It is optional, it includes washing box and cleaning brush to wash the subassembly, wash the upper end opening of box, it is located to wash the box the below of collecting the cloth roller, the splendid attire has the washing liquid in the washing box, in the separable immersion washing liquid of collecting the cloth roller, the cleaning brush is located in the washing box, the cleaning brush is located in the washing liquid, brush hair on the cleaning brush with the periphery side activity butt of wasing cloth.

Through adopting above-mentioned technical scheme, when the washing cloth of having cleaned the rubber cloth rotates to the washing box in, the washing liquid in the washing box makes the impurity that washs on the cloth soften and drops, and further scrubbing of impurity on will wasing the cloth through the brush hair on the cleaning brush makes the impurity on wasing the cloth clear away more thoroughly to improve the cleaning efficiency of washing subassembly to wasing the cloth.

Optionally, the driving part is an electric push rod, the electric push rod is fixedly connected to the rack, the output end of the electric push rod is fixedly connected to the mounting rack, and the electric push rod drives the mounting rack to lift.

By adopting the technical scheme, the electric push rod drives the mounting plate to descend, so that the cleaning roller on the mounting plate is close to the rubber blanket, the cleaning cloth is used for cleaning the rubber blanket, and the cleaning cloth wiped by the rubber blanket is immersed into the cleaning component for cleaning the cleaning cloth; after the blanket was washd to washing cloth, electric putter drive mounting panel rose, made the cleaning roller keep away from the blanket to the printing work that the guarantee blanket can normally be used for, receive cloth roller and washing liquid phase separation this moment, make the washing cloth keep dry state when unoperated state, the life of extension washing cloth.

Optionally, a sliding block is fixedly arranged on the mounting frame, a sliding groove is vertically formed in one side, close to the sliding block, of the rack, and the sliding groove is matched with the sliding block in a sliding mode.

Through adopting above-mentioned technical scheme, when the mounting panel carries out elevating movement along electric putter's output, the mounting panel still slides along the spout through the slider, leads the elevating movement of mounting panel through mutually supporting of slider and spout, makes the elevating movement of mounting bracket more steady.

Optionally, be equipped with crowded water subassembly on the mounting bracket, crowded water subassembly is located wash the box directly over, crowded water subassembly is suitable for after soaking wash cloth carries out the extrusion drainage.

Through adopting above-mentioned technical scheme, wash cloth and clear up the back through wasing the subassembly, crowded water subassembly extrudees the drainage to wetd washing cloth, makes and washs cloth and be in a small amount of hydrous state, avoids wasing the cloth and takes out more washing liquid and cause the waste of washing liquid, and a small amount of hydrous washing cloth more is favorable to the cleaning work of blanket, makes the washing of blanket more thorough.

Optionally, the crowded water subassembly includes stripper plate and stripper plate down, go up the stripper plate with stripper plate parallel interval lays down on the mounting bracket, and lay along vertical direction symmetry wash the both sides of cloth transmission below, it is located to go up the stripper plate the cleaning roller with receive between the cloth roller, the stripper plate is located down wash the transmission below of cloth, go up the stripper plate with leave the confession between the cleaning roller wash the first clearance that cloth passes through, the lower surface butt of going up the stripper plate wash the upper surface of cloth, the upper surface butt of stripper plate down wash the lower surface of cloth.

By adopting the technical scheme, the upper extrusion plate and the lower extrusion plate act together to extrude and drain the cleaning cloth passing through the first gap, so that accumulated water in the cleaning cloth is extruded and drained back into the cleaning box, and the waste of cleaning liquid is avoided; meanwhile, the upper extrusion plate and the lower extrusion plate can also straighten and level the cleaning cloth, so that the cleaning effect of the cleaning cloth is better.

Optionally, the wringing assembly comprises an upper filter roll and a lower filter roll, the upper filter roll and the wringing assembly comprise an upper filter roll and a lower filter roll, the upper filter roll and the lower filter roll are arranged at parallel intervals, the upper filter roll and the lower filter roll are connected to the mounting frame in a rotating mode, the upper filter roll and the lower filter roll are symmetrically arranged on two sides of the lower portion of the cleaning cloth in a symmetrical mode along the vertical direction, the upper filter roll is located between the cleaning roll and the cloth collecting roll, the lower filter roll is located below the conveying portion of the cleaning cloth, a second gap for the cleaning cloth to pass through is reserved between the upper filter roll and the lower filter roll, the upper filter roll rotates to extrude the upper surface of the cleaning cloth, and the lower filter roll rotates to extrude the lower surface of the cleaning cloth.

By adopting the technical scheme, the upper water filtering roller and the lower water filtering roller roll and extrude the rubber cloth, so that the extrusion drainage of the cleaning cloth is realized, accumulated water in the cleaning cloth is extruded and drained back into the cleaning box, and the waste of cleaning liquid is avoided; meanwhile, the upper water filtering roller and the lower water filtering roller roll to smooth the cleaning cloth, so that the wiping effect of the cleaning cloth is better.

Optionally, a drain pipe is arranged at the bottom of the cleaning box, and a valve is arranged on the drain pipe.

Through adopting above-mentioned technical scheme, when the washing liquid need be changed after long-term the use, the user makes the washing liquid discharge through the blow off pipe fast through opening the valve on the blowoff valve, and after the washing liquid discharge was accomplished, the user closed the valve and injected into the washing liquid in toward the washing box again, the effectual change efficiency that improves the washing liquid.

Optionally, an opening at the upper end of the cleaning box is provided with a soft cover plate which can be opened and closed.

Through adopting above-mentioned technical scheme, accomplish the washing back of wasing cloth when wasing the box, receive cloth roller and washing liquid phase separation, make the washing liquid be in the encapsulated situation through closing the washing box this moment, both prevented that external impurity from dropping into the washing liquid, also reduced the evaporation loss of washing liquid to make the better washing work who is used for wasing cloth of washing liquid.

Optionally, one side of the soft cover plate is slidably arranged on the upper end face of the cleaning box, the sliding direction is horizontal and perpendicular to the length laying direction of the cloth collecting roller, a connecting rod is fixedly connected to the other side of the soft cover plate, and one end of the connecting rod, far away from the soft cover plate, is fixedly connected to the mounting frame.

By adopting the technical scheme, when the rubber blanket is cleaned and cleaned by the cleaning cloth, the electric push rod drives the mounting frame to descend, the connecting rod pulls one end of the soft cover plate to be away from the upper end face of the cleaning box, so that the soft cover plate slides along the direction towards the connecting rod under the action of tensile force, the soft cover plate and the opening at the upper end of the cleaning box are staggered relatively, the upper end of the cleaning box is in an open state, and therefore the cloth collecting roller can be conveniently immersed into cleaning liquid from the opening of the cleaning box; after the cleaning cloth finishes wiping and cleaning the rubber cloth, the electric push rod drives the mounting frame to ascend, the connecting rod drives one end of the soft cover plate to ascend, and the other end of the soft cover plate slides along the direction far away from the connecting rod under the action of thrust, so that the upper end face of the cleaning box is covered by the soft cover plate, and the upper end of the cleaning box is closed by the soft cover plate; go up and down through electric putter drive mounting panel, make the connecting rod drive soft apron and open and shut in the linkage to electric putter's application range has been enlarged, whole device's result of use has been optimized.

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

1. when the cleaning cloth cleans and cleans the rubber blanket, the cleaning cloth which cleans the rubber blanket is transmitted to the cleaning component along with the rotation of the cleaning roller and the cloth collecting roller, and the cleaning cloth is cleaned by the cleaning component to keep the cleaning cloth in a continuously clean state, so that the clean cleaning cloth can continuously clean the rubber blanket;

2. when the cleaning cloth which wipes the rubber cloth rotates into the cleaning box, impurities on the cleaning cloth are softened and fall off by cleaning liquid in the cleaning box, and the impurities on the cleaning cloth are further scrubbed by bristles on the cleaning brush, so that the impurities on the cleaning cloth are more thoroughly removed, and the cleaning efficiency of the cleaning assembly on the cleaning cloth is improved;

3. the electric push rod drives the mounting plate to lift, and the soft cover plate is driven by the connecting rod to open and close the upper end opening of the cleaning box, so that the application range of the electric push rod is expanded, and the application effect of the device is optimized.

Drawings

FIG. 1 is a schematic overall structure diagram of a first embodiment of the present application;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic structural diagram of a cleaning assembly according to an embodiment of the present disclosure;

FIG. 4 is an enlarged partial schematic view of portion B of FIG. 3;

FIG. 5 is an enlarged partial schematic view of portion C of FIG. 2;

fig. 6 is a schematic overall structure diagram of the second embodiment of the present application.

Reference numerals: 1. a frame; 11. a chute; 2. a mounting frame; 21. a slider; 22. a connecting rod; 23. a drive motor; 24. mounting a plate; 3. cleaning the roller; 4. a cloth collecting roller; 5. cleaning cloth; 6. a drive member; 61. an electric push rod; 7. a blanket; 8. cleaning the assembly; 81. cleaning the box; 811. a blow-off pipe; 812. a valve; 813. mounting grooves; 814. mounting blocks; 82. cleaning brushes; 83. a soft cover plate; 9. a wringing component; 91. an upper stripper plate; 92. a lower stripper plate; 93. a first gap; 94. an upper water filtering roller; 95. a lower water filtering roller; 96. a second gap.

Detailed Description

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

The embodiment of the application discloses printing machine blanket self-cleaning device.

Example 1

Referring to fig. 1, the automatic cleaning device for the blanket of the printing machine comprises a frame 1, a mounting frame 2 is arranged on the frame 1 in a lifting manner, a cleaning roller 3 and a cloth collecting roller 4 are rotatably arranged on the mounting frame 2, the cleaning roller 3 and the cloth collecting roller 4 are arranged in parallel at intervals, the cleaning roller 3 is positioned above the cloth collecting roller 4, two ends of the cleaning roller 3 and the cloth collecting roller 4 are rotatably connected to the mounting frame 2, the rotating axes of the cleaning roller 3 and the cloth collecting roller 4 are parallel to the rotating axis of the blanket 7, a cleaning cloth 5 is wound between the cleaning roller 3 and the cloth collecting roller 4, a driving motor 23 is fixedly connected to the mounting frame 2, the output end of the driving motor 23 is fixedly connected to one end of the cleaning roller 3, the driving motor 23 drives the cleaning roller 3 to rotate clockwise, so as to drive the cleaning cloth 5 on the cleaning roller 3 to rotate under the cooperation of the cloth collecting roller 4, a driving piece 6 is arranged on the frame 1, and the driving piece 6 is suitable for driving the mounting frame 2 to lift, so that the cleaning cloth 5 is close to or far from the rubber blanket 7, and a cleaning assembly 8 is arranged on the frame 1, wherein the cleaning assembly 8 is suitable for cleaning the cleaning cloth 5.

Referring to fig. 1 and 2, the driving member 6 is an electric push rod 61, the electric push rod 61 is vertically and fixedly connected to the frame 1, an output end of the electric push rod 61 is fixedly connected to an upper surface of the mounting frame 2, two sliding blocks 21 are fixedly connected to two sides of the mounting frame 2 on the cloth collecting roller 4 at intervals, the four sliding blocks 21 are integrally formed with the mounting frame 2, four sliding grooves 11 are vertically formed in the frame 1, the four sliding grooves 11 correspond to the four sliding blocks 21 one by one, and one sliding block 21 is in sliding fit with one sliding groove 11; when the electric push rod 61 drives the mounting frame 2 to ascend and descend, the mounting frame 2 further slides in the four sliding grooves 11 of the frame 1 stably through the four sliding blocks 21, so that the stable ascending and descending of the mounting frame 2 are realized.

Referring to fig. 1 and 3, the cleaning assembly 8 includes a cleaning box 81 and a cleaning brush 82, the cleaning box 81 is a rectangular stainless steel box body, the upper end of the cleaning box 81 is open, the cleaning box 81 is located below the cloth collecting roller 4, the cleaning box 81 is placed on the frame 1 through four legs at four corners of the bottom of the cleaning box 81, a cleaning solution is contained in the cleaning box 81, the cloth collecting roller 4 is detachably immersed in the cleaning solution, the cleaning brush 82 is fixedly connected in the cleaning box 81, the length arrangement direction of the cleaning brush 82 is parallel to the length arrangement direction of the cleaning box 81, two ends of the cleaning brush 82 are respectively fixedly connected to the inner side wall of the cleaning box 81, the cleaning brush 82 is located in the cleaning solution, and bristles on the cleaning brush 82 are movably abutted to the outer peripheral side of the cleaning cloth 5; a drain pipe 811 is arranged at the bottom of the cleaning box 81, and a valve 812 for controlling the drain pipe 811 to open and close is arranged on the drain pipe 811; when the cloth collecting roller 4 is immersed in the cleaning liquid, the impurities on the cleaning cloth 5 are softened and fall off through the cleaning liquid, and then the impurities on the cleaning cloth 5 are further scrubbed through the bristles on the cleaning brush 82, so that the impurities on the cleaning cloth 5 are rapidly removed.

Referring to fig. 3 and 4, the upper end surface of the cleaning box 81 is provided with mounting grooves 813 on both sides of the cloth collecting roller 4, the length direction of the mounting grooves 813 is parallel to the width direction of the cleaning box 81, mounting blocks 814 are slidably arranged in the mounting grooves 813, a soft cover plate 83 is arranged on the upper end opening of the cleaning box 81 in a retractable manner, the soft cover plate 83 is made of rubber material, the lower surface of one side of the soft cover plate 83, which is far away from the cleaning roller 3, is bonded to the upper surfaces of the two mounting blocks 814, one side of the soft cover plate 83, which is close to the cleaning roller 3, is fixedly connected with two connecting rods 22, the two connecting rods 22 are vertically arranged at both ends of the cloth collecting roller 4 at intervals, and one end of the connecting rod 22, which is far away from the soft cover plate 83, is fixedly connected to the mounting frame 2; the mounting plate 24 is driven to lift by the electric push rod 61, so that the two connecting rods 22 drive the soft cover plate 83 to be opened and closed in a linkage manner, when the cleaning cloth 5 needs to be cleaned, the soft cover plate 83 is staggered with the upper end opening of the cleaning box 81, and the cloth collecting roller 4 is conveniently immersed in the cleaning liquid; after the cleaning cloth 5 is cleaned, the electric push rod 61 drives the cloth collecting roller 4 to separate from the cleaning liquid, and at this time, the electric push rod 61 also drives the two connecting rods 22 to ascend, so that the soft cover plate 83 closes the opening of the cleaning box 81.

Referring to fig. 1 and 5, in order to squeeze and drain the soaked cleaning cloth 5, the cleaning cloth 5 is prevented from bringing out more cleaning liquid to cause waste of the cleaning liquid; the mounting frame 2 is provided with a wringing component 9, the wringing component 9 comprises an upper squeezing plate 91 and a lower squeezing plate 92, the length arrangement directions of the upper squeezing plate 91 and the lower squeezing plate 92 are both parallel to the length arrangement direction of the cleaning box 81, the upper squeezing plate 91 and the lower squeezing plate 92 are arranged on the mounting frame 2 in parallel and at intervals, and are symmetrically arranged at two sides below the output of the cleaning cloth 5 along the vertical direction, the two ends of the upper squeezing plate 91 are respectively and horizontally and fixedly provided with a mounting plate 24, the two ends of the lower squeezing plate 92 are respectively and fixedly arranged on the two mounting plates 24, one sides of the two mounting plates 24 far away from the upper squeezing plate 91 are fixedly connected on the mounting frame 2, the upper squeezing plate 91 is positioned between the cleaning roller 3 and the cloth collecting roller 4, the lower squeezing plate 92 is positioned below the transmission of the cleaning cloth 5, a first gap 93 for the cleaning cloth 5 to pass through is left between the upper squeezing plate 91 and the cleaning roller 3, the lower surface of the upper squeezing plate 91 is abutted against the upper surface of the cleaning cloth 5, the upper surface of the lower pressing plate 92 abuts against the lower surface of the cleaning cloth 5.

The implementation principle of the embodiment 1 is as follows: the electric push rod 61 drives the mounting frame 2 to descend, so that the cleaning cloth 5 on the cleaning roller 3 is close to the rubber blanket 7, the rubber blanket 7 rotates clockwise, the driving motor 23 drives the cleaning roller 3 to rotate clockwise, the cleaning roller 3 drives the cleaning cloth 5 to rotate, and therefore the cleaning cloth 5 wipes and cleans the rubber blanket 7, at the moment, an opening at the upper end of the cleaning box 81 is in an open state, the cloth collecting roller 4 is immersed in cleaning liquid, the cleaning cloth 5 wiped by the rubber blanket 7 is conveyed to the cleaning assembly 8 along with the rotation of the cloth collecting roller 4, the cleaning cloth 5 is cleaned through the cleaning liquid and the cleaning brush 82 in the cleaning box 81, the cleaning cloth 5 is kept in a clean state continuously, and therefore the clean cleaning cloth 5 can continuously clean the rubber blanket 7; after the blanket 7 is cleaned, the electric push rod 61 drives the mounting frame 2 to ascend, so that the cleaning cloth 5 is separated from the blanket 7, meanwhile, the cleaning cloth 5 is separated from the cleaning liquid, and an opening at the upper end of the cleaning box 81 is in a closed state, thereby completing the whole automatic cleaning process.

Example 2

Referring to fig. 6, the present embodiment is different from embodiment 1 in that the wringing assembly 9 includes an upper filter roll 94 and a lower filter roll 95, the upper filter roll 94 and the lower filter roll 95 are arranged in parallel at intervals, the upper filter roll 94 and the lower filter roll 95 are both rotatably connected to the mounting plate 24, and the rotation axis is parallel to the rotation axis of the cloth collecting roll 4, the length arrangement direction of the upper filter roll 94 and the lower filter roll 95 is parallel to the length arrangement direction of the cleaning box 81, the upper filter roll 94 and the lower filter roll 95 are symmetrically arranged on both sides of the conveying lower side of the cleaning cloth 5 along the vertical direction, the upper filter roll 94 is located between the cleaning roll 3 and the cloth collecting roll 4, the lower filter roll 95 is located below the conveying of the cleaning cloth 5, a second gap 96 for the cleaning cloth 5 to pass through is left between the upper filter roll 94 and the lower filter roll 95, the upper filter roll 94 rotates to squeeze the upper surface of the cleaning cloth 5, the lower filter roll 95 rotates to squeeze the lower surface of the cleaning cloth 5, the rubber blanket 7 is rolled and pressed by the upper and lower water filtering rollers 94 and 95, so that the cloth 5 is squeezed and drained.

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 (10)

1. A printing press blanket self-cleaning device, includes frame (1), its characterized in that: the cloth cleaning machine is characterized in that a mounting rack (2) is arranged on the rack (1) and capable of ascending and descending, a cleaning roller (3) and a cloth collecting roller (4) are arranged on the mounting rack (2) in a rotating mode, cleaning cloth (5) is cleaned around being arranged between the cleaning roller (3) and the cloth collecting roller (4), a driving piece (6) is arranged on the rack (1), the driving piece (6) is suitable for driving the mounting rack (2) to ascend and descend, so that the cleaning cloth (5) is close to or far away from a rubber cloth (7), a cleaning assembly (8) is arranged on the rack (1), and the cleaning assembly (8) is suitable for cleaning the cleaning cloth (5).

2. The printing press blanket automatic cleaning device of claim 1, wherein: wash subassembly (8) including wasing box (81) and cleaning brush (82), wash the upper end opening of box (81), it is located to wash box (81) the below of cloth receiving roller (4), the splendid attire has the washing liquid in wasing box (81), in the separable immersion washing liquid of cloth receiving roller (4), cleaning brush (82) are located in wasing box (81), cleaning brush (82) are located in the washing liquid, brush hair on cleaning brush (82) with the periphery side activity butt of wasing cloth (5).

3. The printing press blanket automatic cleaning device of claim 2, wherein: driving piece (6) are electric putter (61), electric putter (61) rigid coupling in on frame (1), electric putter's (61) output with mounting bracket (2) looks rigid coupling, electric putter (61) drive mounting bracket (2) go up and down.

4. The printing press blanket automatic cleaning device of claim 3, wherein: the mounting bracket (2) is fixedly provided with a sliding block (21), one side of the rack (1) close to the sliding block (21) is vertically provided with a sliding groove (11), and the sliding groove (11) is matched with the sliding block (21) in a sliding mode.

5. The printing press blanket automatic cleaning device of claim 3, wherein: be equipped with crowded water subassembly (9) on mounting bracket (2), crowded water subassembly (9) are located wash box (81) directly over, crowded water subassembly (9) are suitable for after soaking wash cloth (5) and carry out the extrusion drainage.

6. The printing press blanket automatic cleaning device of claim 5, wherein: crowded water subassembly (9) are including stripper plate (91) and lower stripper plate (92), go up stripper plate (91) with stripper plate (92) parallel interval lays down on mounting bracket (2), and lay along vertical direction symmetry wash cloth (5) transmission below both sides, it is located to go up stripper plate (91) wash roller (3) with between cloth collecting roller (4), lower stripper plate (92) are located wash the transmission below of cloth (5), go up stripper plate (91) with leave the confession between wash roller (3) wash first clearance (93) that cloth (5) passed through, the lower surface butt of going up stripper plate (91) wash the upper surface of cloth (5), the upper surface butt of lower stripper plate (92) wash the lower surface of cloth (5).

7. The printing press blanket automatic cleaning device of claim 5, wherein: crowded water subassembly (9) includes filter roll (94) and lower filter roll (95), go up filter roll (94) with filter roll (95) parallel interval is laid down, go up filter roll (94) with filter roll (95) all rotate connect in on mounting bracket (2) down, go up filter roll (94) with lower filter roll (95) are laid along vertical direction symmetry wash cloth (5) transmission below both sides, go up filter roll (94) and be located wash roll (3) with receive between the cloth roller (4), filter roll (95) are located down wash the transmission below of cloth (5), go up filter roll (94) with leave the confession down between filter roll (95) wash second clearance (96) that cloth (5) passed through, it rotates the extrusion to go up filter roll (94) wash the upper surface of cloth (5), the lower water filtering roller (95) rotates to extrude the lower surface of the cleaning cloth (5).

8. The printing press blanket automatic cleaning device of claim 2, wherein: the bottom of the cleaning box (81) is provided with a drain pipe (811), and the drain pipe (811) is provided with a valve (812).

9. The printing press blanket automatic cleaning device of claim 8, wherein: an opening at the upper end of the cleaning box (81) is provided with a soft cover plate (83) which can be opened and closed.

10. The printing press blanket automatic cleaning device of claim 9, wherein: one side of the soft cover plate (83) is arranged on the upper end face of the cleaning box (81) in a sliding mode, the sliding direction is horizontal and perpendicular to the length laying direction of the cloth collecting roller (4), a connecting rod (22) is fixedly connected to the other side of the soft cover plate (83), and one end of the soft cover plate (83) is fixedly connected to the mounting frame (2) through the connecting rod (22).

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