CN114434961A

CN114434961A - Printing machine roller

Info

Publication number: CN114434961A
Application number: CN202210145629.XA
Authority: CN
Inventors: 舒一苒; 赵宇琪
Original assignee: Individual
Current assignee: Hangzhou Mingshi Culture Communication Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-05-06
Anticipated expiration: 2042-02-17
Also published as: CN114434961B

Abstract

The invention relates to the technical field of printing, in particular to a printing machine roller, which comprises a roller frame, wherein a roller is arranged on the front side in the roller frame, roller shafts on the left side and the right side of the roller are respectively and rotatably connected with a left side plate and a right side plate of the roller frame, the right side of the roller frame is fixedly connected with a motor through a rack, the roller shaft on the right side of the roller penetrates through the right side plate of the roller frame and is fixedly connected with an output shaft of the motor, and a cleaning mechanism is arranged on the rear side of the roller; the upper end face of the roller frame is fixedly connected with an ink box, and the lower end face of the ink box is horizontally and equidistantly communicated with a plurality of ink conveying pipes. This printing machine roller is when the roller is rotatory to the collecting box position, and the magnet of collecting box feed inlet position can attract the drift in the micropore on the roller for the drift will be deposited at the ejecting micropore of the downthehole impurity of micropore, and under the scraping effect of scraper blade and drop to the stock guide on, get into along the stock guide and connect the silo, avoid the downthehole impurity accumulation too much and glazing, need not shut down simultaneously and can clear up, improved work efficiency.

Description

Printing machine roller

Technical Field

The invention relates to the technical field of printing, in particular to a printing machine roller.

Background

The printing efficiency of roller type printing machine is higher, uses extensively, and one side of printing roller is earlier soaked in the printing ink when printing in current roller type printing machine, and the printing ink can be attached to on the periphery face of printing roller, and with the rotation of printing roller with printing ink printing to paper or surface fabric, in order to guarantee printing quality, can compress tightly the surface fabric on printing roller through rigid compression roller when 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.

At present, the cleaning method for the glazed impurities in the micro holes of the printing roller on the market is generally stopped, the printing roller is disassembled to remove impurities through a manual cleaning mode, however, the printing work is continuous operation, the production efficiency is greatly influenced once the printing roller is stopped, meanwhile, the manual cleaning speed is slow, and the working efficiency is low.

In view of the above, the present invention provides a roller of a printing machine, which solves the above technical problems.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a printing machine roller, which solves the problems that: in the existing cleaning method for the glazed impurities in the micropores of the printing roller in the market, the printing roller is usually disassembled after shutdown to remove the impurities in a manual cleaning mode, however, the printing work is continuous operation, once the shutdown greatly affects the production efficiency, and meanwhile, the manual cleaning speed is low, and the working efficiency is low;

in order to achieve the above purpose, the invention is realized by the following technical scheme:

a roller of a printing machine comprises a roller frame, wherein a roller is arranged on the front side inside the roller frame, roller shafts on the left side and the right side of the roller are respectively and rotatably connected with a left side plate and a right side plate of the roller frame, a motor is fixedly connected to the right side of the roller frame through a frame, the roller shaft on the right side of the roller penetrates through the right side plate of the roller frame and is fixedly connected with an output shaft of the motor, and a cleaning mechanism is arranged on the rear side of the roller;

the roller frame is characterized in that an ink box is fixedly connected to the upper end face of the roller frame, a plurality of ink conveying pipes are horizontally and equidistantly communicated with the lower end face of the ink box, the lower ends of the ink conveying pipes are communicated with a coating head, and the coating head is located right above the roller.

Preferably, the upper end surface of the coating head is communicated with a plurality of sleeves corresponding to the ink conveying pipes, the lower ends of the ink conveying pipes are inserted in the sleeves in a sliding mode, and the inner surfaces of the sleeves are fixedly connected with sealing rings.

Preferably, the coating head is of an inverted quadrangular pyramid cavity structure, a plug plate is arranged at the lower end of an inner cavity of the coating head, and a sponge pad is fixedly connected to an ink outlet at the lower end of the coating head;

the ink conveying pipe is characterized in that four support rods are fixedly connected to the lower end of the ink conveying pipe in an annular equidistant mode on the annular surface, and the lower ends of the support rods are fixedly connected with the upper end face of the plug plate respectively.

Preferably, the center positions of the left side surface and the right side surface of the coating head are fixedly connected with a support column, the other end of the support column is fixedly connected with a sleeve respectively, a push rod is inserted into the sleeve, and the upper end of the push rod is fixedly connected with a top plate of the roller frame respectively;

the central position of the lower end surface of the sleeve is fixedly connected with a vertical rod, and the head of the vertical rod is of a hemispherical structure.

Preferably, telescopic interior bottom surface fixedly connected with one-level spring, and one-level spring upper end and ejector pin lower extreme surface fixed connection, the montant below is equipped with the cam respectively, and the cam respectively with the roller fixed connection of the roller left and right sides.

Preferably, the inside annular equidistance that is close to annular surface of roller has seted up a plurality of rectangular channel, correspond every equal level of rectangular channel equidistance on the annular surface of roller and seted up a plurality of and run through to the micropore of rectangular channel in.

Preferably, a punch is inserted into the micropore, a transverse plate is arranged in the rectangular groove and close to the micropore, and the tail part of the punch is fixedly connected with one side of the transverse plate close to the micropore;

micropore's one side level equidistance fixedly connected with a plurality of secondary spring is kept away from to the diaphragm, and the micropore's one side fixed connection is kept away from to the secondary spring other end and rectangular channel.

Preferably, the cleaning mechanism comprises a collecting box, a connecting rod, a scraping plate and a material guide plate;

the collecting box is arranged at the lower position of the rear side of the roller, the left and right side surfaces of the collecting box are fixedly connected with the left and right side plates of the roller frame through connecting rods respectively, a feed port is formed above the front side surface of the collecting box, the scraper is fixedly connected to the upper end of the feed port, the scraper is of an arc structure, and the front end of the scraper is attached to the annular outer surface of the roller;

the guide plate is obliquely and fixedly connected to the lower end of the feeding hole, and the front end of the guide plate is close to the annular outer surface of the roller.

Preferably, be equipped with magnet between scraper blade and the stock guide, and both ends about the magnet respectively with feed inlet lateral wall fixed connection about, the notch has been seted up to collecting box trailing flank the latter half, and the interpolation of notch has connect the silo.

Preferably, a stirring mechanism is arranged in the ink tank, and the stirring mechanism comprises a primary belt wheel, a secondary belt wheel and a stirring paddle;

the stirring paddle is located the inside central point of ink horn and puts, and the pivot left end of stirring paddle rotates with the inside left surface of ink horn and is connected to the pivot right-hand member of stirring paddle runs through to ink horn right side and fixedly connected with second grade band pulley, first order band pulley fixed connection is at the tip of motor output shaft, and rotates through the belt between first order band pulley and the second grade band pulley and be connected.

Compared with the prior art, the invention has the beneficial effects that:

1. when the roller rotates to the position of the collecting box, the magnet at the position of the feed inlet of the collecting box attracts the punch head in the micropore on the roller, so that the punch head pushes out impurities deposited in the micropore out of the micropore, the impurities fall onto the material guide plate under the scraping action of the scraper and enter the material receiving groove along the material guide plate, excessive accumulation and glazing of the impurities in the micropore are avoided, meanwhile, the cleaning can be carried out without stopping, and the working efficiency is improved;

2. the motor drives the rotatory in-process of roller and improves power for rabbling mechanism simultaneously, stirs the chinese ink of china ink incasement through rabbling mechanism, prevents that chinese ink from taking place to deposit and influencing the printing effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of the overall construction of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view taken at C-C of FIG. 2 in accordance with the present invention;

FIG. 5 is a rear elevational view of the overall construction of the present invention;

FIG. 6 is an enlarged view taken at D of FIG. 2 in accordance with the present invention;

FIG. 7 is an enlarged view of the invention at E in FIG. 2;

fig. 8 is an enlarged view of the invention at F in fig. 3.

Description of reference numerals:

1. a roller frame; 11. a roller; 12. a motor; 13. an ink tank; 14. an ink delivery tube; 141. a strut; 142. a plug plate; 15. a coating head; 151. a sponge cushion; 152. a sleeve; 2. a stirring mechanism; 21. a primary pulley; 22. a secondary belt pulley; 23. a stirring paddle; 3. a cam; 31. a vertical rod; 32. a sleeve; 33. a top rod; 34. a support post; 35. a primary spring; 4. a cleaning mechanism; 41. a collection box; 42. a connecting rod; 43. a notch; 44. a material receiving groove; 45. a magnet; 46. a squeegee; 47. a material guide plate; 5. a rectangular groove; 51. a secondary spring; 52. a transverse plate; 53. a punch; 54. and (4) micro-pores.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention provides a printing machine roller, and solves the technical problems that in the prior art, the cleaning method for the glazed impurities in the micropores of the printing roller in the market usually removes the impurities by a manual cleaning mode after the printing machine is stopped, however, the printing work is continuous, the production efficiency is greatly influenced once the printing machine is stopped, and meanwhile, the manual cleaning speed is low and the working efficiency is low;

in order to solve the technical problems, the technical scheme in the embodiment of the invention has the following general idea: when the roller rotates to the position of the collecting box, the magnet at the position of the feed inlet of the collecting box can attract the punch head in the micropore on the roller, so that the punch head can eject impurities deposited in the micropore out of the micropore, the impurities fall onto the material guide plate under the scraping action of the scraper and enter the material receiving groove along the material guide plate, excessive accumulation and glazing of the impurities in the micropore are avoided, and compared with the prior art that the roller is disassembled for manual cleaning after being shut down, the automatic cleaning device can clean the impurities in the micropore without shutting down, and improves the working efficiency;

in order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1 to 8, the present invention provides a technical solution:

the utility model provides a printing machine roller, includes roller frame 1, the inside front side of roller frame 1 is equipped with roller 11, and the roller of the roller 11 left and right sides respectively with roller frame 1 about the curb plate rotate be connected, frame fixedly connected with motor 12 is passed through to roller frame 1 right side, and roller 11 right side roller run through roller frame 1 right side curb plate and with motor 12's output shaft fixed connection, roller 11 rear side is equipped with

clearance mechanism

4, 1 up end fixedly connected with ink box 13 of roller frame, and the horizontal equidistance intercommunication of terminal surface has a plurality of ink delivery pipe 14 under the ink box 13, ink delivery pipe 14 lower extreme intercommunication has coating head 15, and coating head 15 is located roller 11 directly over.

The during operation, starter motor 12 drives roller 11 anticlockwise rotation, and chinese ink in the china ink case 13 passes through defeated china ink pipe 14 and gets into coating head 15 in, coats 11 up end with chinese ink through coating head 15, thereby chinese ink is along with roller 11 moves to roller 11 below with chinese ink printing on the surface fabric, and roller 11 moves to 4 position departments of clearance mechanism afterwards, scrapes the clearance through clearance mechanism 4 to its surface to guarantee roller 11's surface cleanliness, and then guarantee printing quality.

As an embodiment of the present invention, as shown in fig. 2 to 6, the upper end of the coating head 15 is connected with a plurality of sleeves 152 corresponding to the ink feeding tube 14, the lower end of the ink feeding tube 14 is slidably inserted into the sleeves 152, and the inner surface of the sleeve 152 is fixedly connected with a sealing ring, the coating head 15 is in an inverted quadrangular pyramid cavity structure, the lower end of the inner cavity of the coating head 15 is provided with a plug plate 142, the position of the ink outlet of the lower end of the coating head 15 is fixedly connected with a sponge pad 151, the annular surface of the lower end of the ink feeding tube 14 is fixedly connected with four supporting rods 141 at equal intervals in a ring shape, the lower ends of the supporting rods 141 are respectively fixedly connected with the upper end of the plug plate 142, the central positions of the left and right sides of the coating head 15 are respectively fixedly connected with a supporting column 34, the other ends of the supporting columns 34 are respectively fixedly connected with a sleeve 32, the output sleeve 32 is inserted with a push rod 33, and the upper end of the push rod 33 is respectively fixedly connected with the top plate of the roller frame 1, fixedly connected with montant 31 is put to terminal surface central point under the sleeve 32, and montant 31 head is half spherical structure, the interior bottom surface fixedly connected with one-level spring 35 of sleeve 32, and terminal surface fixed connection under one-level spring 35 upper end and the ejector pin 33, montant 31 below is equipped with cam 3 respectively, and cam 3 respectively with the roller fixed connection of the roller 11 left and right sides.

When the device works, because the lower end of the ink conveying pipe 14 is inserted in the sleeve 152 in a sliding manner, four support rods 141 are fixedly connected to the annular surface of the lower end of the ink conveying pipe 14 at equal intervals, the lower ends of the support rods 141 are respectively fixedly connected with the upper end surface of the plug plate 142, the central positions of the left side and the right side of the coating head 15 are fixedly connected with the support columns 34, the other ends of the support columns 34 are respectively fixedly connected with the sleeve 32, the push rods 33 are inserted in the sleeve 32, the upper ends of the push rods 33 are respectively fixedly connected with the top plate of the roller frame 1, the inner bottom surface of the sleeve 32 is fixedly connected with the primary spring 35, the upper end of the primary spring 35 is fixedly connected with the lower end surface of the push rods 33, the sleeve 32 moves downwards under the elastic force of the primary spring 35 to drive the coating head 15 to move downwards, the plug plate 142 is further separated from the lower end of the cavity in the coating head 15, and ink above the plug plate 142 flows to the sponge pad 151 at the ink outlet position at the lower end of the coating head 15, foam-rubber cushion 151 contacts with roller 11 up end this moment, thereby can coat chinese ink to roller 11 up end, along with roller 11's rotation, roller 11 left and right sides epaxial cam 3's long limit and montant 31 offer the contact, thereby with montant 31 jack-up that makes progress, and then with the ascending jack-up of coating head 15, make foam-rubber cushion 151 break away from roller 11, the lower extreme and the cock board 142 contact of the inside cavity of coating head 15 simultaneously, prevent that chinese ink from continuing to flow and influencing the printing work, the fixed surface is connected with the sealing washer in sleeve pipe 152, thereby can prevent that the space between chinese ink sleeve pipe 152 and the defeated ink pipe 14 from flowing.

As an embodiment of the present invention, as shown in fig. 2 to 8, a plurality of rectangular grooves 5 are equidistantly annularly formed in the inner portion of the roller 11 near the annular outer surface, a plurality of micro holes 54 penetrating into the rectangular grooves 5 are equidistantly formed on the annular outer surface of the roller 11 horizontally corresponding to each rectangular groove 5, a punch 53 is inserted into each micro hole 54, a horizontal plate 52 is disposed in the rectangular groove 5 near the micro hole 54, the tail portion of the punch 53 is fixedly connected to one side of the horizontal plate 52 near the micro hole 54, a plurality of secondary springs 51 are fixedly connected to one side of the horizontal plate 52 far from the micro hole 54 at equal intervals, the other end of each secondary spring 51 is fixedly connected to one side of the rectangular groove 5 far from the micro hole 54, the cleaning mechanism 4 includes a collection box 41, a connecting rod 42, a scraper 46 and a material guide plate 47, the collection box 41 is disposed at a lower position of the rear side of the roller 11, and left and right side surfaces of the collection box 41 are fixedly connected to left and right side plates of the roller frame 1 through the connecting rod 42, the feed inlet has been seted up to collecting box 41 leading flank top, scraper blade 46 fixed connection is in the feed inlet upper end, and scraper blade 46 is the arc structure to scraper blade 46 front end and roller 11 annular surface laminating, stock guide 47 slope fixed connection is at the feed inlet lower extreme, and stock guide 47 front end is close to roller 11 annular surface.

In operation, based on the above embodiment, when the roller 11 rotates to the position of the feeding hole of the collecting box 41, the punch 53 is made of cast iron, so that the punch 53 in the micro hole 54 moves outwards under the attraction of the magnet 45 to eject the impurities deposited in the micro hole 54, and then passes through the scraper 46, because the scraper 46 is in an arc structure and the front end of the scraper is attached to the annular outer surface of the roller 11, the surface of the roller 11 and the impurities ejected by the punch 53 can be better scraped off, the cleaning degree of the annular outer surface of the roller 11 is ensured, the roller 11 can be cleaned without stopping the machine, the printing efficiency is improved, when the micro hole 54 passes through the magnet 45, because the tail part of the punch 53 is respectively and fixedly connected with one side of the transverse plate 52 close to the micro hole 54, one side of the transverse plate 52 far from the micro hole 54 is horizontally and equidistantly and fixedly connected with a plurality of secondary springs 51, and the other end of the secondary springs 51 is fixedly connected with one side of the rectangular groove 5 far from the micro hole 54, the punch 53 is pulled back to the original position under the action of the secondary spring 51 to prepare for ejecting impurities next time, the scraped impurities fall on the inclined guide plate 47 and slide into the material receiving groove 44 in the collecting box 41 along the guide plate 47, and when the material receiving groove 44 is full, the scraped impurities can be pulled out from the notch 43 by pulling the handle at the rear side of the material receiving groove 44, so that the impurities are emptied, and the impurities are convenient to clean.

As an embodiment of the present invention, as shown in fig. 2, a stirring mechanism 2 is disposed in the ink tank 13, the stirring mechanism 2 includes a primary pulley 21, a secondary pulley 22, and a stirring paddle 23, the stirring paddle 23 is located at a central position inside the ink tank 13, a left end of a rotating shaft of the stirring paddle 23 is rotatably connected to a left side surface inside the ink tank 13, a right end of the rotating shaft of the stirring paddle 23 penetrates through a right side of the ink tank 13 and is fixedly connected to the secondary pulley 22, the primary pulley 21 is fixedly connected to an end of an output shaft of the motor 12, and the primary pulley 21 is rotatably connected to the secondary pulley 22 through a belt.

In operation, based on the above-mentioned embodiment, after micropore 54 passes through scraper 46, the long limit of cam 3 leaves montant 31, make one-level spring 35 in the sleeve 32 lose the extrusion and begin to reset, thereby drive coating head 15 to move down again, make cock plate 142 leave the lower extreme of the inside cavity of coating head 15, chinese ink then flows to foam-rubber cushion 151 once more, roller 11 makes chinese ink transferred to roller 11 when passing through foam-rubber cushion 151 on, so reciprocal, accomplish the continuous printing processing to the surface fabric, in this process, because be connected through the belt rotation between one-level band pulley 21 and the second grade band pulley 22, thereby constantly stir the chinese ink in the ink tank 13 by stirring rake 23 in the ink tank 13 under the effect of motor 12, avoid chinese ink to take place the sediment, the printing quality has been improved.

The working principle is as follows: the starting motor 12 drives the roller 11 to rotate anticlockwise, ink in the ink box 13 enters the coating head 15 through the ink conveying pipe 14, because the lower end of the ink conveying pipe 14 is inserted in the sleeve 152 in a sliding manner, four support rods 141 are fixedly connected to the annular surface of the lower end of the ink conveying pipe 14 at equal intervals, the lower ends of the support rods 141 are respectively fixedly connected with the upper end surface of the plug plate 142, the central positions of the left side surface and the right side surface of the coating head 15 are respectively fixedly connected with a support column 34, the other end of the support column 34 is respectively fixedly connected with a sleeve 32, a push rod 33 is inserted in the conveying sleeve 32, the upper end of the push rod 33 is respectively fixedly connected with the top plate of the roller frame 1, a primary spring 35 is fixedly connected to the inner bottom surface of the sleeve 32, the upper end of the primary spring 35 is fixedly connected with the lower end surface of the push rod 33, so that the sleeve 32 moves downwards under the elastic force of the primary spring 35 to drive the coating head 15 to move downwards, and further enable the plug plate 142 to be separated from the lower end of the inner cavity of the coating head 15, so that the ink above the plug plate 142 flows onto the sponge pad 151 at the ink outlet position at the lower end of the coating head 15, at the moment, the sponge pad 151 contacts with the upper end surface of the roller 11, so that the ink can be coated on the upper end surface of the roller 11, along with the rotation of the roller 11, the long edges of the cams 3 on the roller shafts at the left side and the right side of the roller 11 are in contact with the vertical rod 31, so that the vertical rod 31 is jacked upwards, the coating head 15 is jacked upwards, so that the sponge pad 151 is separated from the roller 11, meanwhile, the lower end of the inner cavity of the coating head 15 is in contact with the plug plate 142, so that the ink is prevented from continuously flowing out to influence the printing work, the inner surface of the sleeve 152 is fixedly connected with a sealing ring, so that the ink is prevented from flowing out from a gap between the sleeve 152 and the ink conveying pipe 14, when the roller 11 rotates to the feed inlet position of the collecting box 41, the punch 53 is made of cast iron, so that the punch 53 in the micropores 54 moves outwards under the attraction effect of the magnet 45, so that impurities deposited in the micropores 54 are ejected out, the waste paper passes through the scraper 46, the scraper 46 is of an arc structure, and the front end of the scraper is attached to the annular outer surface of the roller 11, so that the surface of the roller 11 and impurities ejected by the punch 53 can be better scraped off, the cleaning degree of the annular outer surface of the roller 11 is ensured, the roller 11 can be cleaned without stopping the machine, the printing efficiency is improved, after the micropores 54 pass through the magnet 45, the tail parts of the punches 53 are fixedly connected with one sides of the transverse plates 52 close to the micropores 54 respectively, one sides of the transverse plates 52 far away from the micropores 54 are fixedly connected with a plurality of secondary springs 51 in a horizontal and equidistant mode, the other ends of the secondary springs 51 are fixedly connected with one sides of the rectangular grooves 5 far away from the micropores 54, the punch 53 is pulled back to the original position under the action of the secondary springs 51 to prepare for ejecting impurities for the next time, the scraped impurities fall on the inclined guide plates 47 and slide to the material receiving grooves 44 in the collecting box 41 along the guide plates 47, when the receiving groove 44 is full, the receiving groove 44 can be pulled out of the notch 43 by pulling a handle at the back side of the receiving groove, thereby, the impurities are cleaned, and the impurities are cleaned conveniently, and after the micropores 54 pass through the scraper 46, the long edge of the cam 3 leaves the vertical rod 31, so that the first-stage spring 35 in the sleeve 32 loses the extrusion and starts to reset, thereby driving the coating head 15 to move downwards again, enabling the plug plate 142 to leave the lower end of the cavity in the coating head 15, enabling the ink to flow onto the sponge pad 151 again, enabling the ink to be transferred onto the roller 11 when the roller 11 passes through the sponge pad 151, repeating the steps in such a way, completing the continuous printing processing of the fabric, because the primary belt wheel 21 is rotationally connected with the secondary belt wheel 22 through the belt, the ink in the ink box 13 is continuously stirred by the stirring paddle 23 in the ink box 13 under the action of the motor 12, the ink is prevented from being precipitated, and the printing quality is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A printing machine roller, includes roller frame (1), its characterized in that: a roller (11) is arranged on the front side inside the roller frame (1), roller shafts on the left side and the right side of the roller (11) are respectively in rotating connection with a left side plate and a right side plate of the roller frame (1), a motor (12) is fixedly connected to the right side of the roller frame (1) through a rack, the roller shaft on the right side of the roller (11) penetrates through the right side plate of the roller frame (1) and is fixedly connected with an output shaft of the motor (12), and a cleaning mechanism (4) is arranged on the rear side of the roller (11);

the roller frame is characterized in that an ink box (13) is fixedly connected to the upper end face of the roller frame (1), a plurality of ink conveying pipes (14) are horizontally and equidistantly communicated with the lower end face of the ink box (13), the lower ends of the ink conveying pipes (14) are communicated with a coating head (15), and the coating head (15) is located right above the roller (11).

2. A printer roller according to claim 1, characterized in that: the upper end face of the coating head (15) is communicated with a plurality of sleeves (152) corresponding to the ink conveying pipe (14), the lower end of the ink conveying pipe (14) is inserted in the sleeves (152) in a sliding mode, and the inner surface of each sleeve (152) is fixedly connected with a sealing ring.

3. A printer roller according to claim 2, characterized in that: the coating head (15) is of an inverted quadrangular pyramid cavity structure, a plug plate (142) is arranged at the lower end of an inner cavity of the coating head (15), and a sponge pad (151) is fixedly connected to an ink outlet at the lower end of the coating head (15);

the annular surface of the lower end of the ink conveying pipe (14) is fixedly connected with four support rods (141) at equal intervals, and the lower ends of the support rods (141) are fixedly connected with the upper end surface of the plug plate (142) respectively.

4. A printer roller according to claim 3, wherein: the center positions of the left side surface and the right side surface of the coating head (15) are fixedly connected with a support column (34), the other end of the support column (34) is fixedly connected with a sleeve (32) respectively, a push rod (33) is inserted into the inner part of the transmission sleeve (32), and the upper end of the push rod (33) is fixedly connected with a top plate of the roller frame (1) respectively;

the central position of the lower end surface of the sleeve (32) is fixedly connected with a vertical rod (31), and the head of the vertical rod (31) is of a hemispherical structure.

5. A printer roller according to claim 4, characterized in that: interior bottom surface fixedly connected with one-level spring (35) of sleeve (32), and terminal surface fixed connection under one-level spring (35) upper end and ejector pin (33), montant (31) below is equipped with cam (3) respectively, and cam (3) respectively with the roller fixed connection of roller (11) the left and right sides.

6. A printer roller according to claim 1, characterized in that: roller (11) are inside to be close to annular surface annular equidistance and seted up a plurality of rectangular channel (5), correspond every rectangular channel (5) equal level equidistance on roller (11) annular surface and seted up micropore (54) that a plurality of runs through to in rectangular channel (5).

7. A printer roller according to claim 6, characterised in that: a punch (53) is inserted into the micropore (54), a transverse plate (52) is arranged in the rectangular groove (5) and close to the micropore (54), and the tail part of the punch (53) is fixedly connected with one side of the transverse plate (52) close to the micropore (54);

one side of the transverse plate (52) far away from the micropores (54) is horizontally and equidistantly fixedly connected with a plurality of secondary springs (51), and the other ends of the secondary springs (51) are fixedly connected with one side of the rectangular groove (5) far away from the micropores (54).

8. A printer roller according to claim 1, characterized in that: the cleaning mechanism (4) comprises a collecting box (41), a connecting rod (42), a scraping plate (46) and a material guide plate (47);

the collecting box (41) is arranged at the lower position of the rear side of the roller (11), the left side surface and the right side surface of the collecting box (41) are fixedly connected with the left side plate and the right side plate of the roller frame (1) through connecting rods (42), a feed inlet is formed above the front side surface of the collecting box (41), the scraper (46) is fixedly connected to the upper end of the feed inlet, the scraper (46) is of an arc structure, and the front end of the scraper (46) is attached to the annular outer surface of the roller (11);

the material guide plate (47) is obliquely and fixedly connected to the lower end of the feeding hole, and the front end of the material guide plate (47) is close to the annular outer surface of the roller (11).

9. A printer roller according to claim 8, wherein: be equipped with magnet (45) between scraper blade (46) and stock guide (47), and magnet (45) about both ends respectively with feed inlet left and right sides lateral wall fixed connection, notch (43) have been seted up to collecting box (41) trailing flank the latter half, and the interpolation of notch (43) has connect silo (44).

10. A printer roller according to claim 1, characterized in that: a stirring mechanism (2) is arranged in the ink box (13), and the stirring mechanism (2) comprises a primary belt wheel (21), a secondary belt wheel (22) and a stirring paddle (23);

stirring rake (23) are located the inside central point of china ink case (13) and put, and the pivot left end of stirring rake (23) rotates with the inside left surface of china ink case (13) and is connected to the pivot right-hand member of stirring rake (23) runs through to china ink case (13) right side and fixedly connected with second grade band pulley (22), one-level band pulley (21) fixed connection is at the tip of motor (12) output shaft, and rotates through the belt between one-level band pulley (21) and second grade band pulley (22) and be connected.