CN111591014B - Printing machine roller - Google Patents
Printing machine roller Download PDFInfo
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- CN111591014B CN111591014B CN202010427402.5A CN202010427402A CN111591014B CN 111591014 B CN111591014 B CN 111591014B CN 202010427402 A CN202010427402 A CN 202010427402A CN 111591014 B CN111591014 B CN 111591014B
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- Prior art keywords
- outer sleeve
- rubber
- pipe
- wall
- tube
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/10—Forme cylinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F35/00—Cleaning arrangements or devices
- B41F35/02—Cleaning arrangements or devices for forme cylinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/10—Cleaning characterised by the methods or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/10—Cleaning characterised by the methods or devices
- B41P2235/20—Wiping devices
- B41P2235/21—Scrapers, e.g. absorbent pads
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2235/00—Cleaning
- B41P2235/10—Cleaning characterised by the methods or devices
- B41P2235/20—Wiping devices
- B41P2235/22—Rollers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The invention belongs to the technical field of printers, and particularly relates to a printing machine roller which comprises a vertical support frame, a rotating pipe, an outer sleeve, an inner driving pipe, an extrusion plate, a fixed rod, a rubber pipe and a rubber film, wherein the outer sleeve is fixedly arranged on the vertical support frame; the inner wall of the outer sleeve is provided with an inner driving pipe in a fitting manner; a rubber film is arranged between the outer sleeve and the inner driving tube; the outer sleeve and the inner driving tube are both provided with micropores; a strip-shaped clamping block fixedly arranged on the inner wall of the outer sleeve is clamped inside a strip-shaped clamping groove on the outer edge of the inner driving pipe; the inner wall of the inner driving pipe is fixedly adhered with a rubber pipe; arc grooves are uniformly formed in the outer edge of the rubber tube and are communicated with the micropores in the inner driving tube; the extrusion plate always extrudes the rubber tube on the inner side of the non-working surface of the outer sleeve in the working process of the printing machine, so that micropores on the surface of the outer sleeve are cleaned when the outer sleeve rotates to the position of the non-working surface, and the micropores of the outer sleeve can be cleaned while the printing machine works.
Description
Technical Field
The invention belongs to the technical field of printers, and particularly relates to a printing machine roller.
Background
The prior roller printing machine firstly immerses one side of a printing roller into ink during printing, the ink can be attached to the peripheral surface of the printing roller, the ink is printed on paper or fabric along with the rotation of the printing roller, and in order to ensure the printing quality, the fabric is pressed on the printing roller through a rigid compression roller during printing; in the printing process of the existing printing roller, some residual impurities are accumulated on the rubber surface of the printing roller, wherein some residual impurities can be cleaned by water or solvent, but a small amount of impurities are remained at the bottom of micropores on the rubber surface. The residues are accumulated in the holes for a long time, under the action of printing pressure and heat, the surface of the printing roller finally loses microporosity to be glazed, if glazing cannot be processed in time, a glazed layer becomes thicker, the surface area of the printing roller is greatly reduced, the transfer performance of ink and fountain solution is poor, and printing is difficult.
Patent application No. CN201910320372.5 proposes a printing machine roller, which comprises an outer roller body and a rotating groove uniformly arranged on the inner cavity wall of the outer roller body of an inner roller body; the outer wall of the inner roller body is uniformly provided with rotating plates, and the rotating plates are rotatably inserted in the rotating grooves; one side of the interior of the rotating groove is provided with an elastic sealing bag which is positioned on the side surface of the rotating plate; micropores are uniformly formed in the outer side surface of the outer roller body, and air guide cavities are formed in the bottom ends of the micropores; the air guide cavity is connected with the elastic sealing bag through an air guide hose; the gas in the gas guide cavity can promote the bottom end wall of micropore to be upwards protruding, remains in the micropore impurity release micropore that sets up on outer roll body surface in the micropore, is convenient for clean the residue in the micropore, but this patent still has following drawback: 1. the printing ink in the micropores on the surface of the roller of the printing machine can be cleaned only when the printing machine stops working, but in the working process of the roller of the printing machine, the ink forms a thin film on the surface of the roller, and in the rotating process of the roller of the printing machine, the ink positioned on the edge of the roller can be partially solidified under the action of the airflow on the surface of the roller so as to fill the micropores, so that the printing effect of the printing machine is increasingly poor; 2. the invention can only clean ink in the pores of the machine roller, but can not clean the surface edge of the machine roller.
Disclosure of Invention
The invention provides a printing machine roller, which aims to make up the defects of the prior art and solve the problems that the printing machine roller cannot clean ink in micropores and cannot clean the edge of the printing machine roller when working in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a printing machine roller, which comprises a vertical supporting frame, a rotating pipe, an outer sleeve, an inner driving pipe, an extrusion plate, a fixed rod, a rubber pipe and a rubber film, wherein the vertical supporting frame is arranged on the outer sleeve; the inner wall of the outer sleeve is provided with an inner driving pipe in a fitting manner; a rubber film is arranged between the outer sleeve and the inner driving pipe; micropores are formed in the outer sleeve and the inner driving tube, and the micropores in the outer sleeve correspond to the micropores in the inner driving tube one to one; the strip-shaped clamping block fixedly arranged on the inner wall of the outer sleeve is clamped inside the strip-shaped clamping groove on the outer edge of the inner driving pipe; a rubber tube is fixedly adhered to the inner wall of the inner driving tube; arc-shaped grooves are uniformly formed in the outer edge of the rubber tube and are communicated with the micropores in the inner driving tube; both ends of the inner driving pipe are fixedly connected with the rotating pipe through connecting plates; the end parts of one group of the rotating pipes penetrate through the vertical supporting frames and are in transmission connection with the driving motor, and the other group of the rotating pipes penetrate through the other group of the vertical supporting frames; a fixed rod is inserted in the rubber tube; the edge of the part of the fixed rod, which is positioned in the rubber tube, is fixedly provided with an extrusion plate; the extrusion plate extrudes the inner wall of the rubber tube and enables the inner wall of the rubber tube to be sunken; the end part of the fixed rod extends out of a port of a rotating pipe far away from the driving motor and is movably hinged with the bottom end of the movable mounting plate; the movable mounting plate is fixedly mounted on the vertical supporting frame through a mounting screw rod;
when the ink dipping device works, the driving motor rotates to drive the inner driving tube to rotate, so that the outer sleeve is driven to rotate, and micropores are uniformly formed in the surface of the outer sleeve, so that the bottom edge of the outer sleeve can be contacted with ink in an ink pool positioned below the outer sleeve in the rotating process, so that the ink is dipped; when the surface of the outer sleeve pipe dipped with ink rotates to the position deviating from the top working surface, the extrusion plate positioned in the rubber pipe continuously extrudes the inner wall of the rubber pipe, thereby extruding the arc-shaped groove at the outer edge of the rubber tube, leading the gas in the arc-shaped groove to blow the rubber film positioned between the inner driving tube and the outer sleeve and fill the micropores on the outer sleeve, leading the rubber film to extend out of the micropores on the outer sleeve so as to extrude the ink of the micropores, preventing the ink from hanging on the wall and drying in the inner part of the micropores, avoiding the reduction of the ink dipping capacity of the outer sleeve caused by the surface glazing of the outer sleeve, leading the outer sleeve to rotate for each circle, the surface dipped with the ink can be cleaned with micropores at the same position deviated from the working surface after the printing is finished on the working surface, so that the micropores on the surface of the outer sleeve can be cleaned under the normal working state of the printer.
Preferably, a cleaning roller is arranged at the position of the outer edge of the outer sleeve deviating from the printing surface; the edge of the cleaning roller is uniformly provided with a rubber soft plate; the surfaces of the rubber soft plate and the outer sleeve are mutually contacted; when the cleaning roller is in work, after the surface of the outer sleeve dipped with ink is moved to a printing surface (top) from the bottom and printing is finished, the ink on the surface of the outer sleeve is adsorbed by paper or cloth, the rest part of the ink is the ink to be cured, and the rubber soft plate positioned at the edge of the cleaning roller can scrape the printed and air-dried printing waste material, so that the printing waste material is prevented from being adhered to the surface of the outer sleeve to influence the subsequent printing effect.
Preferably, the rotating shafts at the two ends of the cleaning roller are movably connected to the horizontal mounting plate; one end of the horizontal mounting plate is fixedly connected to the vertical supporting frame; an accelerating gear is fixedly arranged on a rotating shaft of the cleaning roller, which is close to the driving motor; the accelerating gear is in meshed transmission with a driving circular gear fixed on the rotating pipe; when the cleaning device works, the driving motor drives the rotating pipe to rotate so as to drive the driving circular gear on the rotating pipe to rotate, the driving circular gear drives the cleaning roller to rotate through meshing transmission with the accelerating gear, and the rotating speed of the cleaning roller is greater than that of the outer sleeve, so that the rubber soft plate at the edge of the cleaning roller can rapidly scrape the waste on the surface of the outer sleeve along the rotating direction of the outer sleeve; meanwhile, the cleaning roller and the outer sleeve rotate relatively, so that the surfaces of the outer sleeves can be cleaned by the rubber soft boards positioned at different positions of the edge of the cleaning roller, and the surfaces of the outer sleeves can be cleaned by the multiple groups of rubber soft boards, so that the cleaning is more thorough.
Preferably, a waste material groove is fixedly arranged on the outer edge of the outer sleeve below the cleaning roller; the waste material groove is of a rectangular groove body-shaped structure; an arc-shaped scraper tightly attached to the surface of the outer sleeve is fixedly arranged at the top end of the side surface of the waste material groove close to the outer sleeve; mounting rods are fixedly arranged at two ends of the waste material groove; the end part of the mounting rod is detachably connected with the side surface of the vertical supporting frame through a spring; the spring presses the arc scraper fixedly connected with the waste material groove to the surface edge of the outer sleeve; when the cleaning device works, the rubber soft plate positioned at the edge of the cleaning roller scrapes the waste along the rotating direction of the outer sleeve, and the scraped waste falls into the waste tank to be collected, so that the waste is prevented from falling into the ink tank to pollute the ink tank; because the arc scraper blade that the spring will link firmly with the waste material groove compresses tightly at outer sheathed tube surface edge, therefore the arc scraper blade can clean outer sheathed tube edge once more, and secondary cleaning makes clean effect better.
Preferably, a rubber gasket is attached to the inner wall of the waste material groove; the rubber gasket is of a rectangular groove-shaped structure; and the bottom of the rubber gasket is uniformly provided with semi-spherical bulges; when the waste material storage device works, when the waste material in the waste material groove is accumulated to a certain degree, the rubber gasket in the waste material groove can be directly taken out, so that the waste material can be directly poured, and the soft rubber gasket is more convenient to clean; the semicircular spherical bulge positioned at the bottom of the rubber gasket can enable the rubber gasket to play a role of a friction contact when being cleaned, so that the cleaning is more thorough, and the vibration of waste materials in a waste trough can be reduced.
Preferably, an annular rubber sleeve is fixedly arranged between the driving circular gear and the rotating pipe; the inner wall and the outer wall of the annular rubber sleeve are respectively adhered to the surface of the rotating pipe and the inner wall of the driving circular gear; an annular cavity is formed in the annular rubber sleeve; the annular cavity is divided into a plurality of groups of air storage chambers by rubber separation membranes; the air storage chamber is communicated with a hollow disc positioned in the rotating pipe through a connecting hose; the hollow disc is communicated with a compression air bag positioned in the strip-shaped clamping groove through an air inlet pipe; the whole pressing air bag is of a right-angle U-shaped structure, and the pressing air bag is adhered to the inner wall of the strip-shaped clamping groove; the during operation, driving motor drives the rotation of rotating tube, initiative gear wheel also rotates when the rotating tube pivoted, because link firmly through annular rubber sleeve between initiative gear wheel and the rotating tube, the moment of torsion that initiative gear wheel produced at the rotation in-process can radially twist reverse annular rubber sleeve, the volume of the inside reservoir of annular rubber sleeve this moment will reduce greatly, gas in the reservoir is through coupling hose, hollow disc, the inside of intake pipe entering pressure gasbag, thereby make and compress tightly the gasbag inflation, the bar fixture block that will be located the bar draw-in groove extrudees, thereby make the connection between outer tube and the interior driving tube more firm.
The invention has the following beneficial effects:
1. according to the roller of the printing machine, the rubber film is arranged between the outer sleeve and the inner driving tube, when the rubber tube positioned in the inner driving tube is extruded by the extrusion plate, gas positioned in the arc-shaped groove at the edge of the rubber tube is blown out through the micropores on the inner driving tube and blows up the rubber film, so that the rubber film is extruded out of the micropores on the outer sleeve, ink in the micropores of the outer sleeve is extruded out, the ink is prevented from solidifying and filling the micropores in the micropores, the surface of the roller cannot normally work due to glazing, and the rubber tube on the inner side of the non-working surface of the outer sleeve is always extruded by the extrusion plate in the working process of the printing machine, so that the micropores on the surface of the outer sleeve are cleaned when the outer sleeve rotates to the position of the non-working surface, and the micropores of the outer sleeve can be cleaned while the printing machine works.
2. According to the printing machine roller, the cleaning roller is arranged, the rubber soft plate is arranged on the surface of the cleaning roller, waste materials on the surface of the outer sleeve can be scraped off by the rubber soft plate, meanwhile, under the meshing transmission of the driving circular gear and the accelerating gear, the cleaning roller and the outer sleeve are in a relative rotating state, the rotating speed of the cleaning roller is greater than that of the outer sleeve, so that the waste materials on the edge of the outer sleeve can be scraped into the waste material groove by the rubber soft plate, and the detachable rubber gasket is arranged inside the waste material groove, so that the printing machine roller is convenient to disassemble and wash.
3. According to the roller of the printing machine, the annular rubber sleeve is arranged between the driving circular gear and the rotating pipe, so that the annular rubber sleeve is twisted in the rotating process of the driving circular gear, gas in the annular rubber sleeve enters the pressing air bag through the connecting hose, the hollow disc and the air inlet pipe, the pressing air bag is expanded, the strip-shaped clamping blocks in the strip-shaped clamping grooves are extruded, and the outer sleeve is connected with the inner driving pipe more firmly.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic view of a first configuration of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a schematic view of the internal structure of the outer sleeve;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of the connection of the outer sleeve, inner drive tube and rubber tube;
FIG. 6 is a schematic view showing a state in which the annular rubber boot is coupled to the rotary pipe;
FIG. 7 is a schematic view of the structure of the scrap box;
in the figure: vertical support frame 1, rotating tube 2, outer tube 3, micropore 4, bar fixture block 5, interior driving tube 6, initiative circular gear 7, hollow disc 8, annular rubber sleeve 9, waste material groove 10, soft board of rubber 11, cleaning roller 12, installation pole 13, bar draw-in groove 14, movable mounting panel 15, horizontal mounting panel 16, accelerating gear 17, rubber pad 18, semicircle spherical arch 19, arc scraper blade 20, intake pipe 21, stripper plate 22, dead lever 23, rubber tube 24, arc recess 25, rubber film 26, rubber partition membrane 27.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 7, the roller of the printing machine according to the present invention comprises a vertical support frame 1, a rotating tube 2, an outer sleeve 3, an inner driving tube 6, a pressing plate 22, a fixing rod 23, a rubber tube 24 and a rubber film 26; the inner wall of the outer sleeve 3 is provided with an inner driving pipe 6 in a fitting manner; a rubber film 26 is arranged between the outer sleeve 3 and the inner driving pipe 6; micropores 4 are formed in the outer sleeve 3 and the inner driving tube 6, and the micropores 4 in the outer sleeve 3 correspond to the micropores 4 in the inner driving tube 6 one by one; the strip-shaped clamping block 5 fixedly arranged on the inner wall of the outer sleeve 3 is clamped inside the strip-shaped clamping groove 14 on the outer edge of the inner driving tube 6; a rubber tube 24 is fixedly adhered to the inner wall of the inner driving tube 6; arc-shaped grooves 25 are uniformly formed in the outer edge of the rubber tube 24, and the arc-shaped grooves 25 are communicated with the micropores 4 in the inner driving tube 6; both ends of the inner driving pipe 6 are fixedly connected with the rotating pipe 2 through connecting plates; the end parts of one group of the rotating pipes 2 penetrate through the vertical supporting frames 1 and are in transmission connection with the driving motor, and the other group of the rotating pipes 2 penetrate through the other group of the vertical supporting frames 1; a fixing rod 23 is inserted into the rubber tube 24; the edge of the part of the fixed rod 23 positioned in the rubber tube 24 is fixedly provided with a squeezing plate 22; the pressing plate 22 presses the inner wall of the rubber tube 24 and makes the inner wall of the rubber tube 24 concave; the end part of the fixed rod 23 extends out of the port of the rotating pipe 2 far away from the driving motor and is movably hinged with the bottom end of the movable mounting plate 15; the movable mounting plate 15 is fixedly mounted on the vertical support frame 1 through a mounting screw;
when the ink dipping machine works, the driving motor rotates to drive the inner driving tube 6 to rotate, so that the outer sleeve 3 is driven to rotate, and the micropores 4 are uniformly formed in the surface of the outer sleeve 3, so that the edge of the bottom of the outer sleeve 3 can be contacted with ink in an ink pool positioned below the outer sleeve 3 in the rotating process, so that the ink is dipped; when the ink dipping surface of the outer sleeve 3 rotates to a position deviating from the top working surface, the extrusion plate 22 positioned inside the rubber tube 24 continuously extrudes the inner wall of the rubber tube 24, thereby extruding the arc-shaped groove 25 at the outer edge of the rubber tube 24, leading the air in the arc-shaped groove 25 to blow the rubber film 26 positioned between the inner driving tube 6 and the outer sleeve 3 and fill the micropores 4 on the outer sleeve 3, leading the rubber film 26 to extend out of the micropores 4 on the outer sleeve 3 so as to extrude the ink of the micropores 4, preventing the ink from hanging on the wall and drying in the micropores 4, avoiding the reduction of the ink dipping capacity of the outer sleeve 3 caused by the surface glazing of the outer sleeve 3, and leading the outer sleeve 3 to rotate for one circle each time, the surface dipped with ink is cleaned by the micropores 4 at the same position deviated from the working surface after the printing is finished on the working surface, so that the micropores 4 on the surface of the outer sleeve 3 can be cleaned under the normal working state of the printer.
As an embodiment of the present invention, a cleaning roller 12 is provided at a position where the outer edge of the outer sleeve 3 deviates from the printing surface; the edge of the cleaning roller 12 is uniformly provided with a rubber soft plate 11; the rubber soft plate 11 is contacted with the surface of the outer sleeve 3; in operation, when the outer sleeve 3 is dipped in the ink, the surface moves from the bottom to the printing surface (top) and printing is completed, and the ink on the surface of the outer sleeve 3 is adsorbed by paper or cloth, the rest is the ink to be solidified, and the rubber soft plate 11 on the edge of the cleaning roller 12 can scrape the printed and air-dried printing waste material, so as to prevent the printing waste material from adhering to the surface of the outer sleeve 3 to influence the subsequent printing effect.
As an embodiment of the present invention, the rotating shafts at both ends of the cleaning roller 12 are movably connected to the horizontal mounting plate 16; one end of the horizontal mounting plate 16 is fixedly connected to the vertical support frame 1; an accelerating gear 17 is fixedly arranged on the rotating shaft of the cleaning roller 12 close to the driving motor; the accelerating gear 17 is in meshed transmission with the driving circular gear 7 fixed on the rotating pipe 2; when the cleaning device works, the driving motor drives the rotating pipe 2 to rotate, so that the driving circular gear 7 on the rotating pipe 2 is driven to rotate, the driving circular gear 7 drives the cleaning roller 12 to rotate through meshing transmission with the accelerating gear 17, and the rotating speed of the cleaning roller 12 is greater than that of the outer sleeve 3, so that the waste materials on the surface of the outer sleeve 3 can be quickly scraped along the rotating direction of the outer sleeve 3 by the rubber soft plate 11 on the edge of the cleaning roller 12; and simultaneously, the cleaning roller 12 and the outer sleeve 3 rotate relatively, so that the rubber soft boards 11 positioned at different positions of the edge of the cleaning roller 12 clean the surface of the outer sleeve 3, and the multiple groups of rubber soft boards 11 clean the surface of the outer sleeve 3, so that the cleaning is more thorough.
As an embodiment of the invention, a waste material groove 10 is fixedly arranged on the outer edge of the outer sleeve 3 below the cleaning roller 12; the waste material groove 10 is of a rectangular groove body-shaped structure; the top end of the waste material groove 10 close to the side surface of the outer sleeve 3 is fixedly provided with an arc-shaped scraper 20 which is tightly attached to the surface of the outer sleeve 3; mounting rods 13 are fixedly arranged at two ends of the waste chute 10; the end part of the mounting rod 13 is detachably connected with the side surface of the vertical support frame 1 through a spring; the spring presses the arc scraper 20 fixedly connected with the waste chute 10 on the surface edge of the outer sleeve 3; when the device works, the rubber soft plate 11 positioned at the edge of the cleaning roller 12 scrapes the waste along the rotating direction of the outer sleeve 3, and the scraped waste falls into the waste tank 10 to be collected, so that the waste is prevented from falling into the ink tank to pollute the ink tank; because the arc-shaped scraper blade 20 fixedly connected with the waste trough 10 is pressed on the surface edge of the outer sleeve 3 by the spring, the edge of the outer sleeve 3 can be cleaned again by the arc-shaped scraper blade 20, and the cleaning effect is better by secondary cleaning.
In one embodiment of the present invention, a rubber gasket 18 is attached to the inner wall of the waste chute 10; the rubber gasket 18 is of a rectangular groove-shaped structure; semi-spherical bulges 19 are uniformly arranged at the bottom of the rubber gasket 18; when the waste material collecting device works, when the waste material in the waste material groove 10 is accumulated to a certain degree, the rubber gasket 18 in the waste material groove 10 can be directly taken out, so that the waste material can be directly poured, and the soft rubber gasket 18 is more convenient to clean; the semi-spherical protrusions 19 at the bottom of the rubber gasket 18 can make the rubber gasket 18 function as a friction contact during cleaning, so that the cleaning is more thorough, and can reduce the vibration of the waste in the waste tank 10.
As an embodiment of the present invention, an annular rubber sleeve 9 is fixedly arranged between the driving circular gear 7 and the rotating tube 2; the inner wall and the outer wall of the annular rubber sleeve 9 are respectively adhered to the surface of the rotating pipe 2 and the inner wall of the driving circular gear 7; an annular cavity is arranged inside the annular rubber sleeve 9; the annular cavity is divided into a plurality of groups of air storage chambers by rubber separation membranes 27; the air storage chamber is communicated with a hollow disc 8 positioned in the rotating pipe 2 through a connecting hose; the hollow disc 8 is communicated with a pressing air bag positioned in the strip-shaped clamping groove 14 through an air inlet pipe 21; the whole pressing air bag is of a right-angle U-shaped structure, and the pressing air bag is adhered to the inner wall of the strip-shaped clamping groove 14; the during operation, driving motor drives the rotation of rotating tube 2, initiative circular gear 7 also rotates when rotating tube 2 rotates, because link firmly through annular rubber sleeve 9 between initiative circular gear 7 and rotating tube 2, initiative circular gear 7 can radially twist reverse annular rubber sleeve 9 at the moment of torsion that rotates the in-process and produce, the volume of the inside gas receiver of annular rubber sleeve 9 this moment will reduce greatly, gas in the gas receiver is through coupling hose, hollow disc 8, intake pipe 21 gets into the inside that compresses tightly the gasbag, thereby make and compress tightly the gasbag inflation, extrude the bar fixture block 5 that is located bar draw-in groove 14, thereby make the connection between outer tube 3 and the interior driving tube 6 more firm.
The specific working process of the invention is as follows:
when the ink dipping machine works, the driving motor rotates to drive the inner driving tube 6 to rotate, so that the outer sleeve 3 is driven to rotate, and the micropores 4 are uniformly formed in the surface of the outer sleeve 3, so that the edge of the bottom of the outer sleeve 3 can be contacted with ink in an ink pool positioned below the outer sleeve 3 in the rotating process, so that the ink is dipped; when the ink dipping surface of the outer sleeve 3 rotates to a position deviating from the top working surface, the extrusion plate 22 positioned inside the rubber tube 24 continuously extrudes the inner wall of the rubber tube 24, thereby extruding the arc-shaped groove 25 at the outer edge of the rubber tube 24, leading the air in the arc-shaped groove 25 to blow the rubber film 26 positioned between the inner driving tube 6 and the outer sleeve 3 and fill the micropores 4 on the outer sleeve 3, leading the rubber film 26 to extend out of the micropores 4 on the outer sleeve 3 so as to extrude the ink of the micropores 4, preventing the ink from hanging on the wall and drying in the micropores 4, avoiding the reduction of the ink dipping capacity of the outer sleeve 3 caused by the surface glazing of the outer sleeve 3, and leading the outer sleeve 3 to rotate for one circle each time, the surface dipped with ink is cleaned by the micropores 4 at the same position deviated from the working surface after the printing is finished on the working surface, so that the micropores 4 on the surface of the outer sleeve 3 can be cleaned under the normal working state of the printer.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A printer roller, characterized by: comprises a vertical supporting frame (1), a rotating pipe (2), an outer sleeve (3), an inner driving pipe (6), an extrusion plate (22), a fixed rod (23), a rubber pipe (24) and a rubber film (26); the inner wall of the outer sleeve (3) is provided with an inner driving pipe (6) in a fitting manner; a rubber film (26) is arranged between the outer sleeve (3) and the inner driving pipe (6); micropores (4) are formed in the outer sleeve (3) and the inner driving tube (6), and the micropores (4) in the outer sleeve (3) correspond to the micropores (4) in the inner driving tube (6) one by one; a strip-shaped clamping block (5) fixedly arranged on the inner wall of the outer sleeve (3) is clamped inside a strip-shaped clamping groove (14) on the outer edge of the inner driving tube (6); a rubber pipe (24) is fixedly adhered to the inner wall of the inner driving pipe (6); arc-shaped grooves (25) are uniformly formed in the outer edge of the rubber pipe (24), and the arc-shaped grooves (25) are communicated with the micropores (4) in the inner driving pipe (6); both ends of the inner driving pipe (6) are fixedly connected with the rotating pipe (2) through connecting plates; the end parts of one group of the rotating pipes (2) penetrate through the vertical supporting frames (1) and are in transmission connection with the driving motor, and the other group of the rotating pipes (2) penetrate through the other group of the vertical supporting frames (1); a fixed rod (23) is inserted into the rubber tube (24); the edge of the part of the fixed rod (23) positioned in the rubber tube (24) is fixedly provided with a squeezing plate (22); the extrusion plate (22) extrudes the inner wall of the rubber tube (24) and enables the inner wall of the rubber tube (24) to be sunken; the end part of the fixed rod (23) extends out of a port of the rotating pipe (2) far away from the driving motor and is movably hinged with the bottom end of the movable mounting plate (15); the movable mounting plate (15) is fixedly mounted on the vertical support frame (1) through a mounting screw rod.
2. A printer roller according to claim 1, characterized in that: a cleaning roller (12) is arranged at the position of the outer edge of the outer sleeve (3) deviating from the printing surface; the edge of the cleaning roller (12) is uniformly provided with a rubber soft plate (11); the rubber soft plate (11) is contacted with the surface of the outer sleeve (3).
3. A printer roller according to claim 2, characterized in that: rotating shafts at two ends of the cleaning roller (12) are movably connected to the horizontal mounting plate (16); one end of the horizontal mounting plate (16) is fixedly connected to the vertical support frame (1); an accelerating gear (17) is fixedly arranged on a rotating shaft of the cleaning roller (12) close to the driving motor; the accelerating gear (17) is in meshed transmission with a driving circular gear (7) fixed on the rotating pipe (2).
4. A printer roller according to claim 1, characterized in that: a waste material groove (10) is fixedly arranged at the outer edge of the outer sleeve (3) below the cleaning roller (12); the waste material groove (10) is of a rectangular groove body-shaped structure; the top end of the side surface of the waste material groove (10) close to the outer sleeve (3) is fixedly provided with an arc-shaped scraper (20) which is tightly attached to the surface of the outer sleeve (3); mounting rods (13) are fixedly arranged at two ends of the waste chute (10); the end part of the mounting rod (13) is detachably connected with the side surface of the vertical support frame (1) through a spring; the spring presses the arc scraper (20) fixedly connected with the waste trough (10) on the surface edge of the outer sleeve (3).
5. A printer roller according to claim 4, characterized in that: the inner wall of the waste material groove (10) is provided with a rubber gasket (18) in a fitting manner; the rubber gasket (18) is of a rectangular groove-shaped structure; and the bottom of the rubber gasket (18) is uniformly provided with semi-spherical bulges (19).
6. A printer roller according to claim 3, wherein: an annular rubber sleeve (9) is fixedly arranged between the driving circular gear (7) and the rotating pipe (2); the inner wall and the outer wall of the annular rubber sleeve (9) are respectively adhered to the surface of the rotating pipe (2) and the inner wall of the driving circular gear (7); an annular cavity is arranged inside the annular rubber sleeve (9); the annular cavity is divided into a plurality of groups of air storage chambers by rubber separation membranes (27); the air storage chamber is communicated with a hollow disc (8) positioned in the rotating pipe (2) through a connecting hose; the hollow disc (8) is communicated with a pressing air bag positioned in the strip-shaped clamping groove (14) through an air inlet pipe (21); the whole pressing air bag is of a right-angle U-shaped structure, and the pressing air bag is adhered to the inner wall of the strip-shaped clamping groove (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010427402.5A CN111591014B (en) | 2020-05-19 | 2020-05-19 | Printing machine roller |
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| CN202010427402.5A CN111591014B (en) | 2020-05-19 | 2020-05-19 | Printing machine roller |
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| CN111591014A CN111591014A (en) | 2020-08-28 |
| CN111591014B true CN111591014B (en) | 2021-11-09 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112223899B (en) * | 2020-10-15 | 2022-03-11 | 江西世凯威环保包装有限公司 | Energy-conserving printing device of environment-friendly |
| CN112387649A (en) * | 2020-10-29 | 2021-02-23 | 普顺英 | Use method of cleaning device for printing equipment |
| CN112757754B (en) * | 2020-12-31 | 2021-08-27 | 广东爱丽斯包装有限公司 | A solvent-free gravure printing device for wrapping bag processing |
| CN113522625B (en) * | 2021-07-20 | 2022-11-18 | 浙江金傲鞋业有限公司 | Automatic collaborative shoe box packaging mechanism and using method thereof |
| CN114311965B (en) * | 2021-12-21 | 2024-04-09 | 漯河顺发新材料包装有限公司 | Printing machine roller |
| CN114507997A (en) * | 2022-02-28 | 2022-05-17 | 浙江华章科技有限公司 | Roller type cleaning device for cleaning forming net by compressed air |
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| DE19949753A1 (en) * | 1998-11-02 | 2000-05-04 | Heidelberger Druckmasch Ag | Procedure for cleaning surface of printed material processing machine entails drawing dirt from surface through revolving hollow cleaning roller in first position and blowing dirt from cleaning roller in second position |
| CN208558651U (en) * | 2018-06-27 | 2019-03-01 | 海安运城制版有限公司 | A kind of gravure printing roller cleaning device of economical and efficient |
| CN110039887A (en) * | 2019-04-19 | 2019-07-23 | 夏领兵 | A kind of printer roller |
| CN209351054U (en) * | 2018-12-21 | 2019-09-06 | 天津市缘信包装有限公司 | A kind of printing rubber roll |
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| DE19949753A1 (en) * | 1998-11-02 | 2000-05-04 | Heidelberger Druckmasch Ag | Procedure for cleaning surface of printed material processing machine entails drawing dirt from surface through revolving hollow cleaning roller in first position and blowing dirt from cleaning roller in second position |
| CN208558651U (en) * | 2018-06-27 | 2019-03-01 | 海安运城制版有限公司 | A kind of gravure printing roller cleaning device of economical and efficient |
| CN209351054U (en) * | 2018-12-21 | 2019-09-06 | 天津市缘信包装有限公司 | A kind of printing rubber roll |
| CN110039887A (en) * | 2019-04-19 | 2019-07-23 | 夏领兵 | A kind of printer roller |
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| CN111591014A (en) | 2020-08-28 |
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Inventor after: Ni Xiaohui Inventor after: Hu Yongjie Inventor after: Liu Peiyue Inventor after: Meng Lingxiao Inventor after: Cheng Shunping Inventor before: Meng Lingxiao Inventor before: Cheng Shunping |
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Effective date of registration: 20211021 Address after: 064100 caitingqiao industrial community, Yutian County, Tangshan City, Hebei Province Applicant after: HEBEI WANJIE MACHINERY TECHNOLOGY Co.,Ltd. Address before: 230000 1045, building 7, xintangjiayuan, intersection of West 2nd Ring Road and Wangjiang West Road, high tech Zone, Hefei City, Anhui Province Applicant before: Meng Lingxiao |
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Denomination of invention: A printing press roller Effective date of registration: 20230825 Granted publication date: 20211109 Pledgee: China Merchants Bank Limited by Share Ltd. Tangshan branch Pledgor: HEBEI WANJIE MACHINERY TECHNOLOGY CO.,LTD. Registration number: Y2023980053743 |
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