CN111098585A

CN111098585A - Printing equipment capable of automatically cleaning plate cylinder

Info

Publication number: CN111098585A
Application number: CN202010080124.0A
Authority: CN
Inventors: 不公告发明人
Original assignee: Xiamen Chale Stationery Co ltd
Current assignee: Xiamen Chale Stationery Co ltd
Priority date: 2020-02-04
Filing date: 2020-02-04
Publication date: 2020-05-05

Abstract

The invention discloses printing equipment for automatically cleaning a printing plate cylinder, which comprises a printing machine body, wherein a processing cavity is arranged in the printing machine body, an ink control device which is positioned on the left side of the processing cavity and can control the amount of ink flowing into the processing cavity is arranged in the printing machine body, and an ink fountain roller is rotatably arranged in the processing cavity.

Description

Printing equipment capable of automatically cleaning plate cylinder

Technical Field

The invention relates to the technical field related to printing, in particular to printing equipment capable of automatically cleaning a plate cylinder.

Background

In the using process of the printing machine, ink can flow into a space between the plate cylinder and the impression cylinder along the ink fountain roller and the anilox ink roller to print paper, impurities exist in the ink, once the impurities are gathered on the plate cylinder, the surface of the plate cylinder can be scratched, the printing quality of the paper can be influenced, the plate cylinder is usually cleaned, the plate cylinder is required to be detached from the printing machine and then cleaned, the printing efficiency is influenced, the labor cost is increased, the printing machine usually adopts a plurality of transmission devices to transmit the paper, once one of the transmission devices fails, the printing machine stops running, and the printing efficiency is greatly reduced.

Disclosure of Invention

The object of the present invention is to provide a printing apparatus with automatic cleaning of the plate cylinder, which overcomes the above-mentioned drawbacks of the prior art.

The printing equipment for automatically cleaning the plate cylinder comprises a printing machine body, wherein a processing cavity is arranged in the printing machine body, an ink control device which is positioned on the left side of the processing cavity and can control the amount of ink flowing into the processing cavity is arranged in the printing machine body, an ink fountain roller is rotatably arranged in the processing cavity, a first bevel gear positioned on the front side of the ink fountain roller is fixedly arranged on a first rotating shaft, a second bevel gear is meshed and arranged at the lower right part of the first bevel gear, a gear shaft is fixedly arranged at the lower right part of the second bevel gear, a fixing rod fixedly connected with the inner wall of the printing machine body is rotatably arranged at the upper right part of the gear shaft, a third bevel gear is fixedly arranged at the lower right part of the gear shaft, a fourth rotating shaft is rotatably arranged in the processing cavity, a fourth bevel gear rotatably arranged in the fourth rotating shaft is meshed and arranged at the lower right part of the third bevel gear, the fourth rotating shaft is fixedly provided with a printing plate cylinder positioned at the rear side of the fourth bevel gear, the processing cavity is internally provided with a printing cylinder cleaning device positioned at the lower side of the printing plate cylinder and capable of cleaning the printing plate cylinder, the processing cavity is internally and rotatably provided with a fifth rotating shaft, the fifth rotating shaft is fixedly provided with an anilox roller, the printing machine body is internally provided with a first motor which is in power connection with the rear side of the fifth rotating shaft, the fifth rotating shaft is fixedly provided with a first chain wheel positioned at the front side of the anilox roller, the first rotating shaft is fixedly provided with a second chain wheel at the front side of the first bevel gear, the second chain wheel and the first chain wheel are rotatably arranged in a first transmission chain, the processing cavity is rotatably provided with a sixth rotating shaft, and the sixth rotating shaft is fixedly provided with an impression cylinder capable of printing with the extrusion paper of the printing cylinder, the printing machine is characterized in that a second motor is connected to the rear side of the sixth rotating shaft in the printing machine body in a power mode, a first paper conveying device capable of conveying paper into the processing cavity is arranged on the upper side of the impression cylinder, and a paper collecting space capable of collecting printed paper is arranged on the right side of the impression cylinder.

On the basis of the technical scheme, the printing ink controlling means including set up in the left first cavity that can store printing ink that is located the process chamber in the printing machine body, first cavity roof is equipped with the ink marker ink baffle that can open or close into the china ink mouth, first cavity right side is equipped with and can controls the ink marker that printing ink flows out, the ink marker left side is close to the first axis of rotation that ink marker ink baffle department fixed mounting had, first axis of rotation rotates and installs in the ink marker ink baffle, being equipped with of ink marker downside butt can change the first cam of printing ink outflow, first cam left side fixed mounting has the second axis of rotation, second axis of rotation left side is stretched out printing machine body department fixedly connected with and can be changed the rotation handle of printing ink outflow through manual control.

On the basis of the technical scheme, sliding blocks fixedly connected with the inner wall of the printing machine body are symmetrically arranged at the left and right positions of the processing cavity, a fourth rotating shaft is rotatably installed in the sliding blocks, a fourth bevel gear is fixedly installed on the fourth rotating shaft, a sixth rotating shaft is rotatably installed in the processing cavity, the rear side of the sixth rotating shaft, which is positioned in the printing machine body, is in power connection with a second motor, a fifth bevel gear positioned on the lower side of the fourth bevel gear is fixedly installed on the sixth rotating shaft, a brush capable of cleaning waste residues on the printing plate cylinder, which is positioned on the lower side of the printing plate cylinder, is fixedly installed on the sixth rotating shaft, a second cavity is arranged at the lower side of the processing cavity, a seventh rotating shaft rotatably installed in the second cavity is symmetrically arranged at the front and back positions in the second cavity, and a third motor is in power connection with the printing machine body between, and the front and back positions in the second cavity are symmetrically provided with a sixth bevel gear which is fixedly arranged on the seventh rotating shaft and is positioned at the tail end far away from the third motor, and a seventh bevel gear which is rotatably arranged on the upper side in the second cavity, is in threaded connection with the sliding block, is fixedly arranged on the threaded rod and is meshed with the sixth bevel gear.

On the basis of the technical scheme, the processing cavity is rotatably installed and is located a ninth rotating shaft on the lower side of the brush, a third roller is fixedly installed on the ninth rotating shaft, a third motor is connected to the rear side of the ninth rotating shaft in a power mode, the processing cavity is rotatably installed and is located a tenth rotating shaft on the left side of the ninth rotating shaft, a fourth roller is fixedly installed on the tenth rotating shaft, the fourth roller is rotatably installed in a second conveying belt with the third roller, a waste collecting box is arranged on the left side of the printing machine body, and a waste space is arranged in the waste collecting box.

On the basis of the technical scheme, a third cavity is formed in the upper side of the processing cavity, the first paper conveying device comprises an eleventh rotating shaft, a roller and a gear, the eleventh rotating shaft is arranged in the third cavity in a left-right symmetrical mode, the roller is fixedly installed on the eleventh rotating shaft, the gear is fixedly installed on the eleventh rotating shaft and is located on the rear side of the roller, a fourth motor is located on the rear side of the eleventh rotating shaft in the printing machine body, and a feeding port with an upward opening is formed in the upper side of the third cavity.

The invention has the beneficial effects that: the invention drives the rotating shaft fixedly provided with the brush and the printing plate cylinder to synchronously rotate through the meshing transmission between the gears, realizes the full contact of the brush and the surface of the printing plate cylinder, effectively washes the waste residues on the printing cylinder, improves the washing efficiency, and sends the waste residues out of the printing machine body through the conveying belt arranged below the cleaning device, thereby avoiding the accumulation of the waste residues in the processing space, effectively cleaning the printing cylinder, immediately putting the printing cylinder into the printing process after cleaning, saving the cleaning time and being more convenient to use.

Drawings

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

FIG. 1 is a schematic view of the overall structure of a printing apparatus for automatically cleaning a plate cylinder according to the present invention;

FIG. 2 is a schematic view of a portion of the structure of FIG. 1;

FIG. 3 is an enlarged view in the direction "A-A" of FIG. 2;

fig. 4 is an enlarged structure view in the direction of "B-B" in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

Referring to fig. 1 to 4, a printing apparatus for automatically cleaning a plate cylinder according to an embodiment of the present invention includes a printing body 41, a processing chamber 39 is disposed in the printing body 41, an ink control device 605 capable of controlling an amount of ink flowing into the processing chamber 39 is disposed in the printing body 41 and on a left side of the processing chamber 39, an ink fountain roller 90 is rotatably mounted in the processing chamber 39, a first bevel gear 89 disposed on a front side of the ink fountain roller 90 is fixedly mounted on a first rotating shaft 92, a second bevel gear 93 is engaged with a lower right 45 degree of the first bevel gear 89, a gear shaft 94 is fixedly mounted on a lower right 45 degree of the second bevel gear 93, a fixing rod fixedly connected to an inner wall of the printing body 41 is rotatably mounted on an upper right 45 degree of the gear shaft 94, a third bevel gear 95 is fixedly mounted on a lower right 45 degree of the gear shaft 94, the processing chamber 39 is rotatably provided with a fourth rotating shaft 57, a fourth bevel gear 61 rotatably arranged in the fourth rotating shaft 57 is engaged and arranged at 45 degrees below the right side of the third bevel gear 95, a plate cylinder 58 positioned at the rear side of the fourth bevel gear 61 is fixedly arranged on the fourth rotating shaft 57, a printing cylinder cleaning device 602 which is positioned at the lower side of the plate cylinder 58 and can clean the plate cylinder 58 is arranged in the processing chamber 39, a fifth rotating shaft 76 is rotatably arranged in the processing chamber 39, an anilox roller 79 is fixedly arranged on the fifth rotating shaft 76, a first motor 75 which is positioned at the rear side of the fifth rotating shaft 76 and is in power connection with the printing machine body 41, a first chain wheel 77 positioned at the front side of the anilox roller 79 is fixedly arranged on the fifth rotating shaft 76, and a second chain wheel 91 at the front side of the first bevel gear 89 is fixedly arranged on the first rotating shaft 92, second sprocket 91 with first sprocket 77 rotates and installs in first transfer chain 78, sixth axis of rotation 31 is installed to the processing chamber 39 internal rotation, fixed mounting have on the sixth axis of rotation 31 can with the impression cylinder 32 that printing cylinder 58 extrudees the paper and carries out the printing, be located in the printing organism 41 sixth axis of rotation 31 rear side power is connected with second motor 30, impression cylinder 32 upside is equipped with and sends into the paper first paper conveyer 603 in the

processing chamber

39, 39 the right side is equipped with the paper collection space 42 that can collect the paper after the printing.

In addition, in one embodiment, the ink control device 605 includes a first cavity 86 which is arranged in the printing machine body 41 and is positioned at the left side of the processing cavity 39 and can store the ink 88, an ink fountain baffle 87 which can open or close the ink inlet is arranged on the top wall of the first cavity 86, an ink fountain 85 which can control the ink 88 to flow out is arranged at the right side of the first cavity 86, a first rotating shaft 84 is fixedly arranged at the left side of the ink fountain 85, which is close to the ink fountain baffle 87, the first rotating shaft 84 is rotatably arranged in the ink fountain baffle 87, a first cam 82 which can change the flow-out amount of the ink 88 is abutted against the lower side of the ink fountain 85, a second rotating shaft 80 is fixedly arranged at the left side of the first cam 82, a rotating handle 81 which can change the flow-out amount of the ink 88 through manual control is fixedly connected at the position where the left side of the second rotating shaft extends out of the printing, if the printing cylinder 58 is to be inked, the first cam 82 is rotated by manually adjusting the rocking handle 81, so that the ink fountain 85 is rotated away from the ink fountain roller 90, the ink 88 flows into the processing chamber 39, the first motor 75 is started to drive the fifth rotating shaft 76 to rotate, the chain drive 92 is driven to rotate, so that the anilox roller 79 and the ink fountain roller 90 are rotated, the first bevel gear 89 is driven to rotate, the fourth bevel gear 61 is driven to rotate through meshing transmission among the gears, so that the fourth rotating shaft 57 drives the printing cylinder 58 to rotate, and then the ink is sent to the surface of the printing cylinder 58 through rolling among the ink fountain roller 90, the anilox roller 79 and the printing cylinder 58, so that the purpose of inking the printing cylinder 58 is achieved.

In addition, in one embodiment, the left and right positions of the processing cavity 39 are symmetrically provided with a sliding block 45 fixedly connected with the inner wall of the printing machine body 41, the fourth rotating shaft 57 is rotatably installed in the sliding block 45, a fourth bevel gear 61 is fixedly installed on the fourth rotating shaft 57, a sixth rotating shaft 56 is rotatably installed in the processing cavity 39, a second motor 62 is power-connected in the printing machine body 41 at the rear side of the sixth rotating shaft 56, a fifth bevel gear 60 positioned at the lower side of the fourth bevel gear 61 is fixedly installed on the sixth rotating shaft 56, a brush 59 capable of cleaning waste residues on the plate cylinder 58 is fixedly installed on the sixth rotating shaft 56 positioned at the lower side of the plate cylinder 58, a second cavity 53 is arranged at the lower side of the processing cavity 39, and a seventh rotating shaft 50 rotatably installed in the second cavity 53 is symmetrically arranged at the front and back positions in the second cavity 53, a third motor 51 is dynamically connected between the seventh rotating shafts 50 at the front and rear sides in the printing machine body 41, a sixth bevel gear 49 fixedly mounted on the seventh rotating shaft 50 and positioned at the end far away from the third motor 51 is symmetrically arranged at the front and rear positions in the second cavity 53, a third bevel gear 46 rotatably mounted at the inner upper side of the second cavity 53 and in threaded connection with the sliding block 45, and a seventh bevel gear 48 fixedly mounted on the threaded rod 46 and engaged with the sixth bevel gear 49, if waste residues on the surface of the printing cylinder 58 are to be cleaned, the third motor 51 is started to drive the seventh rotating shaft 50 to rotate, the threaded rod 46 is driven to rotate through engagement transmission between the gears, and then the sliding block 45 is driven to slide downwards through threaded connection, so that the fourth bevel gear 61 is engaged with the fifth bevel gear 60 and the brush 59 is in contact with the surface of the printing plate cylinder 58, and the second motor 62 is started to drive the sixth rotating shaft 56, the fourth rotating shaft 57 is driven to rotate by the meshing transmission between the gears, so that the brush 59 washes away waste residues on the surface of the plate cylinder 58, and the aim of cleaning the plate cylinder 58 is fulfilled.

In addition, in one embodiment, a ninth rotating shaft 97 positioned at the lower side of the brush 59 is rotatably installed in the processing chamber 39, a third roller 55 is fixedly mounted on the ninth rotating shaft 97, a third motor 98 is power-connected to the rear side of the ninth rotating shaft 97 in the printing machine body 41, a tenth rotating shaft 34 positioned at the left side of the ninth rotating shaft 97 is rotatably installed in the processing chamber 39, a fourth roller 33 is fixedly mounted on the tenth rotating shaft 34, the fourth roller 33 and the third roller 55 are rotatably mounted in the second conveyor belt 54, a waste collection box 66 is provided on the left side of the printer body 41, a waste space 65 is provided in the waste collection box 66, and if waste residues generated by cleaning the surface of the plate cylinder 58 are to be sent to the waste space 65, the third motor 98 is activated to rotate the ninth rotating shaft 97 so that the waste residues dropped on the conveyor belt are sent out of the printer body 41 by the belt drive.

In addition, in one embodiment, a third cavity 35 is provided at the upper side of the processing cavity 39, the first paper transportation device 603 includes an eleventh rotating shaft 12 which is symmetrically arranged at left and right positions and rotatably installed in the third cavity 35, a roller 11 fixedly installed on the eleventh rotating shaft 12, a gear 13 fixedly installed on the eleventh rotating shaft 12 and positioned at the rear side of the roller 11, a fourth motor 14 which is positioned at the rear side of the eleventh rotating shaft 12 in the printer body 41, and a feeding port 36 with an upward opening is provided at the upper side of the third cavity 35, and if a paper is to be fed into the processing cavity 39, the fourth motor 14 is started to drive the eleventh rotating shaft 12 to rotate, and the roller 11 which is symmetrically arranged at left and right positions is driven to rotate through meshing transmission between the gears, so that the paper falling into the third cavity 35 is fed into the processing cavity 39.

In the initial state, the fourth bevel gear 61 is away from the fifth bevel gear 60, the brush 59 is away from the plate cylinder 58, the convex surface of the first cam 82 abuts against the lower end surface of the ink fountain 85, the right end surface of the ink fountain 85 abuts against the surface of the ink fountain roller 90, and the slide block 45 is at the end of the upper side in threaded connection with the threaded rod 46.

When a piece of paper needs to be printed, the rocking handle 81 is manually rotated, so that the ink 88 flows into the processing cavity 39, the first motor 75 is started to drive the ink duct roller 90, the anilox roller 79 and the printing cylinder 58 to rotate, so that the ink 88 covers the surface of the printing cylinder 58, the fourth motor 14 is started to drive the first cylinder 11 and the second cylinder 17 to rotate, the piece of paper is put in from the feeding port 36 and is fed between the impression cylinder 32 and the printing cylinder 58, and the second motor 30 is started to drive the impression cylinder 32 to rotate, so that the ink 88 is printed on the piece of paper, and the purpose of printing the piece of paper is achieved.

When the printing cylinder needs to be cleaned, the third motor 51 is started to drive the slide block 45 to move downwards, and when the fourth bevel gear 61 is engaged with the fifth bevel gear 60, the second motor 62 drives the sixth rotating shaft 56 to rotate, and simultaneously the brush 59 is contacted with the surface of the plate cylinder 58, so that the brush 59 washes the waste residues on the plate cylinder 58 along with the rotation of the sixth rotating shaft 56.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A printing apparatus for automatically cleaning a plate cylinder, comprising a printing machine body, characterized in that: a processing cavity is arranged in the printing machine body, an ink control device which is positioned on the left side of the processing cavity and can control the amount of ink flowing into the processing cavity is arranged in the printing machine body, an ink fountain roller is rotatably arranged in the processing cavity, a first bevel gear positioned on the front side of the ink fountain roller is fixedly arranged on a first rotating shaft, a second bevel gear is meshed with the right lower angle of the first bevel gear, a gear shaft is fixedly arranged on the right lower angle of the second bevel gear, a fixed rod fixedly connected with the inner wall of the printing machine body is rotatably arranged on the right upper angle of the gear shaft, a third bevel gear is fixedly arranged on the right lower angle of the gear shaft, a fourth rotating shaft is rotatably arranged in the processing cavity, a fourth bevel gear rotatably arranged in the fourth rotating shaft is meshed with the right lower angle of the third bevel gear, and a plate cylinder positioned on the rear side of the fourth bevel gear is fixedly arranged on the, the processing intracavity is equipped with and is located the printing cylinder cleaning device that the printing cylinder downside can carry out abluent printing cylinder to the printing cylinder, the processing intracavity rotates and installs the fifth axis of rotation, fixed mounting has the reticulation ink transfering roller in the fifth axis of rotation, the internal first motor that is located fifth axis of rotation rear side power is connected of printing machine, fixed mounting has the first sprocket that is located reticulation ink transfering roller front side in the fifth axis of rotation, fixed mounting has the second sprocket of first bevel gear front side in the first axis of rotation, the second sprocket with the first sprocket rotates and installs in the first transfer chain, the processing intracavity rotates and installs the sixth axis of rotation, fixed mounting has the impression cylinder that can carry out the printing with printing cylinder extrusion paper in the sixth axis of rotation, the internal position of printing machine the power of sixth axis of rotation rear side is connected with the second motor, the impression cylinder upside is equipped with and can sends into the paper into the first paper conveyer of processing intracavity, the right side is equipped with the paper collection space that can collect the paper after the printing.

2. A printing apparatus for automatically cleaning plate cylinders according to claim 1, wherein: ink controlling means including set up in the left first cavity that can store ink that is located the process chamber in the printing machine body, first cavity roof is equipped with the ink marker ink baffle that can open or close into the china ink mouth, first cavity right side is equipped with and can controls the ink marker that ink flows out, the ink marker left side is close to the first axis of rotation that ink marker ink baffle department fixed mounting had, first axis of rotation rotates and installs in the ink marker ink baffle, being equipped with of ink marker downside butt can change the first cam of ink outflow, first cam left side fixed mounting has the second axis of rotation, second axis of rotation left side is stretched out printing machine body department fixedly connected with and can be changed the twist grip of ink outflow through manual control.

3. A printing apparatus for automatically cleaning plate cylinders according to claim 1, wherein: the left and right positions of the processing cavity are symmetrically provided with sliding blocks fixedly connected with the inner wall of the printing machine body, the fourth rotating shaft is rotatably installed in the sliding blocks, a fourth bevel gear is fixedly installed on the fourth rotating shaft, a sixth rotating shaft is rotatably installed in the processing cavity, the rear side of the sixth rotating shaft is positioned in the printing machine body and is in power connection with a second motor, a fifth bevel gear positioned on the lower side of the fourth bevel gear is fixedly installed on the sixth rotating shaft, a brush capable of cleaning waste residues on a printing plate cylinder is fixedly installed on the lower side of the printing plate cylinder, a second cavity is arranged on the lower side of the processing cavity, a seventh rotating shaft rotatably installed in the second cavity is symmetrically arranged in the front and back position of the second cavity, and a third motor is in power connection with the seventh rotating shaft positioned in the printing machine body between the front and back sides, and the front and back positions in the second cavity are symmetrically provided with a sixth bevel gear which is fixedly arranged on the seventh rotating shaft and is positioned at the tail end far away from the third motor, and a seventh bevel gear which is rotatably arranged on the upper side in the second cavity, is in threaded connection with the sliding block, is fixedly arranged on the threaded rod and is meshed with the sixth bevel gear.

4. A printing apparatus for automatically cleaning plate cylinders according to claim 1, wherein: the processing intracavity is rotated and is installed and is located the ninth axis of rotation of brush downside, fixed mounting has the third gyro wheel in the ninth axis of rotation, be located in the printing machine body ninth axis of rotation rear side power is connected with the third motor, the processing intracavity is rotated and is installed and is located the left tenth axis of rotation of ninth axis of rotation, fixed mounting has the fourth gyro wheel in the tenth axis of rotation, the fourth gyro wheel with the third gyro wheel rotates and installs in the second conveyer belt, printing machine body left side is equipped with the waste product collecting box, be equipped with the waste product space in the waste product collecting box.

5. A printing apparatus for automatically cleaning plate cylinders according to claim 1, wherein: the upper side of the processing cavity is provided with a third cavity, the first paper conveying device comprises an eleventh rotating shaft, a roller and a gear, the eleventh rotating shaft is arranged in the third cavity in a left-right symmetrical mode, the roller is fixedly installed on the eleventh rotating shaft, the gear is fixedly installed on the eleventh rotating shaft and is located on the rear side of the roller, a fourth motor is arranged in the printing machine body and is located on the rear side of the eleventh rotating shaft, and a feeding port with an upward opening is formed in the upper side of the third cavity.