CN220841913U

CN220841913U - Cleaning device for cylinder of printing machine

Info

Publication number: CN220841913U
Application number: CN202322744306.5U
Authority: CN
Inventors: 李�杰; 王晓丽; 闫仁强; 陈万祥; 陈勇; 赵高磊
Original assignee: Henan Boya Color Printing Co ltd
Current assignee: Henan Boya Color Printing Co ltd
Priority date: 2023-10-12
Filing date: 2023-10-12
Publication date: 2024-04-26
Anticipated expiration: 2033-10-12

Abstract

The utility model discloses a cleaning device for a printing machine roller, which relates to the technical field of printing machines, in particular to a cleaning device for a printing machine roller, comprising a box body and a protective cover arranged above the box body, wherein a collecting box is fixedly connected below the box body, a water leakage plate is arranged on the inner side wall of the box body and close to the collecting box, a driving assembly for supporting and fixing the roller and driving the roller to rotate is arranged on the water leakage plate, and linkage pieces are arranged on the two inner side walls of the box body; through the cooperation setting of drive assembly, arc clean board, linkage, make this printing machine cylinder cleaning device possess the effect of clean printing machine cylinder, through the rotatory of drive assembly drive printing machine cylinder, utilize linkage drive arc clean board to be close to the printing machine cylinder to brush the printing machine cylinder, wherein the linkage can adjust the distance between arc clean board and the printing machine cylinder, in order to satisfy the printing machine cylinder of scrubbing different sizes, reached the mesh of scrubbing different sizes printing machine cylinders.

Description

Cleaning device for cylinder of printing machine

Technical Field

The utility model relates to the technical field of printers, in particular to a cleaning device for a roller of a printer.

Background

Offset presses are one type of lithographic printing press in which printing images and texts are printed from a printing plate onto a blanket cylinder and then transferred onto paper by the blanket cylinder, and can be classified into single-color, double-color, four-color and multi-color printing presses according to the number of printing colors completed by one paper feeding, and can be classified into small offset presses, six-opening, four-opening, two-opening and full-sheet printing presses according to the maximum paper width to be printed.

After the offset press is used, a lot of ink remains on the surface of the cylinder, the surface of the cylinder needs to be cleaned frequently, and the surface of the cylinder is cleaned manually, but the efficiency of cleaning the cylinder manually is lower, and the used cleaning liquid flows to the ground to cause mess on the ground.

In published chinese patent application, publication No.: CN217491829U, patent name: the utility model provides a to open offset press cylinder cleaning device, though, through the cooperation of motor, dwang, first bearing and the second bearing that set up, utilize the work of motor, can let the dwang drive the brush-holder stud rotate, can realize the clearance to the cylinder surface, can improve the efficiency to the cylinder clearance, can not drive the supporting shoe and rotate when the dwang rotates simultaneously, can improve the effect to the cylinder clearance, through the cooperation of communicating pipe and the collecting box that sets up, utilize communicating pipe can carry the washing liquid after using, can realize the collection to the washing liquid, can avoid causing the mess on ground when brushing, the staff of being convenient for carries out centralized processing to it. However, in the prior art, the brush rod is adopted to brush the roller, and the brush rod is fixedly arranged in the cleaning cylinder, so that the distance between the brush rod and the roller cannot be adjusted, and the brush rod cannot brush the rollers with different sizes.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a cleaning device for a printing machine roller, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the cleaning device for the printing machine roller comprises a box body and a protective cover arranged above the box body, wherein a collecting box is fixedly connected to the lower part of the box body, a water leakage plate is arranged on the inner side wall of the box body and close to the collecting box, a driving assembly for supporting and fixing the roller and driving the roller to rotate is arranged on the water leakage plate, linkage pieces are arranged on the two inner side walls of the box body, an arc-shaped cleaning plate is arranged at the power output end of the linkage pieces, and a spray head is arranged on the box body; the driving assembly comprises a first motor, a base, a double-thread screw rod, a second motor and a supporting frame, wherein the base is fixedly arranged at the output shaft end of the first motor, the upper end of the supporting frame is rotationally connected with the base, the lower end of the supporting frame is fixedly connected with a water leakage plate, the double-thread screw rod is transversely arranged on the base, the two ends of the double-thread screw rod are rotationally connected with the base, the second motor is in transmission connection with the double-thread screw rod, and two moving rods are arranged on the double-thread screw rod.

Optionally, be provided with on the collecting box and be used for the drain pipe, be provided with the drain valve on the drain pipe, be provided with the handle on the shield, be provided with the conveyer pipe on the box, conveyer pipe and shower nozzle intercommunication.

Optionally, a vertical first chute and a horizontal second chute are respectively formed on the water leakage plate, a moving block is arranged on the water leakage plate and positioned at the first chute, the moving block is fixedly arranged below the first motor, the moving block is in an inverted triangle shape, and two inclined side walls of the moving block face the length direction of the second chute; and a second push rod is arranged on the water leakage plate and positioned in the second sliding groove in a sliding way.

Optionally, the power output end of the linkage piece is fixedly installed with the arc-shaped cleaning plate, and the power input end of the linkage piece is abutted with the second push rod.

Optionally, the linkage piece includes first push rod, fixed plate respectively, the middle part of first push rod is articulated with the lateral wall of box, the lower extreme of first push rod and the end butt of second push rod, the upper end of first push rod is articulated with the fixed plate.

Optionally, be provided with the extension spring on the inside wall of box, the one end and the fixed plate fixed connection that the box was kept away from to the extension spring, a lateral wall and the arc cleaning plate fixed connection that the extension spring was kept away from to the fixed plate.

Optionally, the linkage piece can be the cylinder, the output fixed mounting of cylinder has the fixed plate, a lateral wall and the arc cleaning plate fixed connection that the fixed plate kept away from the cylinder.

Optionally, a first fixing block is arranged on the water leakage plate, and the upper part of the first fixing block is fixedly installed with the first motor.

(III) beneficial effects

The utility model provides a cleaning device for a printing machine roller, which has the following beneficial effects:

This printing machine cylinder cleaning device, cooperation through drive assembly, arc cleaning plate, linkage piece sets up, makes this printing machine cylinder cleaning device possess the effect of clean printing machine cylinder, and it is rotatory to drive the printing machine cylinder through drive assembly, utilizes linkage piece drive arc cleaning plate to be close to the printing machine cylinder to brush the printing machine cylinder, wherein the linkage piece can adjust the distance between arc cleaning plate and the printing machine cylinder, in order to satisfy the printing machine cylinder of scrubbing different sizes, has reached the mesh of scrubbing different sizes printing machine cylinders.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a cylinder cleaning apparatus for a printing press according to the present utility model;

FIG. 2 is a schematic cross-sectional view of a cylinder cleaning apparatus housing of the printing press of the present utility model;

FIG. 3 is a schematic cross-sectional view of a base of a cylinder cleaning apparatus of a printing press according to the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;

FIG. 5 is an enlarged schematic view of the structure of FIG. 3B;

FIG. 6 is a schematic perspective view of a cylinder cleaning apparatus of a printing press according to the present utility model (first embodiment);

FIG. 7 is a schematic cross-sectional view of a cylinder cleaning apparatus housing of a printing press according to the present utility model (second embodiment);

Fig. 8 is a schematic view of the structure at C in fig. 7.

In the figure: 1. a case; 2. a protective cover; 3. a delivery tube; 4. a handle; 6. a first push rod; 7. a collection box; 8. a drain valve; 9. a water leakage plate; 10. a second push rod; 12. a roller; 13. a fixing plate; 14. an arc-shaped cleaning plate; 16. a first chute; 17. a moving rod; 19. a moving block; 20. a second chute; 22. a tension spring; 23. a first motor; 24. a base; 25. a spray head; 27. a second motor; 28. a double-thread screw rod; 29. a first fixed block; 30. and (3) a cylinder.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

Referring to fig. 1 to 5, the present utility model provides the following technical solutions: the utility model provides a printing machine cylinder cleaning device, including box 1 and the protective cover 2 of setting above that, the below fixedly connected with collecting box 7 of box 1, the inside wall of box 1 just is provided with the board 9 that leaks near collecting box 7 department, is provided with the drive assembly who is used for supporting fixed cylinder 12, drive cylinder 12 rotatory on the board 9 that leaks, all is provided with the linkage piece on the two inside walls of box 1, and the power take off end of linkage piece is provided with arc cleaning board 14, is provided with shower nozzle 25 on the box 1.

The driving assembly comprises a first motor 23, a base 24, a double-thread screw rod 28, a second motor 27 and a supporting frame, wherein the base 24 is fixedly arranged at the output shaft end of the first motor 23, the upper end of the supporting frame is rotationally connected with the base 24, the lower end of the supporting frame is fixedly connected with the water leakage plate 9, the double-thread screw rod 28 is transversely arranged on the base 24, the two ends of the double-thread screw rod 28 are rotationally connected with the base 24, the second motor 27 is in transmission connection with the double-thread screw rod 28, and two moving rods 17 are arranged on the double-thread screw rod 28.

Wherein, drive the printer cylinder 12 to rotate through the drive assembly, utilize the linkage to drive the arc clean board 14 and be close to the printer cylinder 12 to brush the printer cylinder 12, wherein the linkage can adjust the distance between arc clean board 14 and the printer cylinder 12, in order to satisfy the printing machine cylinder 12 of scrubbing different sizes, has reached the mesh of brushing different sizes printer cylinder 12. The spray head 25 is used for spraying the cleaning liquid. The arcuate cleaning plate 14 is provided with a plurality of bristles on a side wall adjacent the drum 12. The collection tank 7 is used for collecting dirt dropped on the cleaning liquid and the drum 12. The first motor 23 is located in a supporting frame, the supporting frame is used for supporting the base 24 and the roller 12 located on the base, and the first motor 23 is used for driving the base 24 to rotate on the supporting frame. The first motor 23 is waterproof treated. The second motor 27 is used for driving the double-threaded screw rod 28 to rotate, when the double-threaded screw rod 28 rotates forward and backward, the two moving rods 17 sleeved on the double-threaded screw rod 28 are close to or far away from each other, when the two moving rods 17 are far away from each other, the upper parts of the two moving rods 17 are close to and abut against the lower edge of the roller, and the two moving rods 17 fix the roller 12 on the base 24.

Specifically, be provided with on the collection box 7 and be used for the drain pipe, be provided with drain valve 8 on the drain pipe, be provided with handle 4 on the shield cover 2, be provided with conveyer pipe 3 on the box 1, conveyer pipe 3 and shower nozzle 25 intercommunication.

Wherein the drain pipe is used for draining the collecting tank 7. The delivery pipe 3 is used to supply water to the spray head 25.

Specifically, a vertical first chute 16 and a horizontal second chute 20 are respectively formed on the water leakage plate 9, a moving block 19 is arranged on the water leakage plate 9 and positioned at the first chute 16, the moving block 19 is fixedly arranged below the first motor 23, the moving block 19 is in an inverted triangle shape, and two inclined side walls of the moving block 19 face the length direction of the second chute 20; a second push rod 10 is arranged on the water leakage plate 9 and is positioned in the second sliding groove 20 in a sliding way.

Wherein, the moving block 19 can vertically slide on the water leakage plate 9 through the first sliding groove 16, and when the moving block 19 is pressed by the roller 12, the moving block 19 slides down through the first sliding groove 16. The two inclined side walls of the moving block 19 push the second push rods 10 to slide, and the two second push rods 10 slide in the second sliding groove 20 and are far away from each other.

Specifically, the power output end of the linkage is fixedly mounted with the arc-shaped cleaning plate 14, and the power input end of the linkage is abutted with the second push rod 10.

The second push rod 10 pushes the linkage member after sliding, and the power output end of the linkage member pushes the arc-shaped cleaning plate 14 to approach the roller 12 and is abutted with the roller 12 after being stressed.

Specifically, the linkage piece includes first push rod 6, fixed plate 13 respectively, and the middle part of first push rod 6 is articulated with the lateral wall of box 1, and the lower extreme of first push rod 6 is in butt with the end of second push rod 10, and the upper end of first push rod 6 is articulated with fixed plate 13.

The second push rod 10 slides to push the lower end of the first push rod 6 to move outwards, the upper end of the first push rod 6 moves inwards, and the upper end of the first push rod 6 approaches and abuts against the printing machine cylinder 12 after moving.

Specifically, a tension spring 22 is arranged on the inner side wall of the box body 1, one end of the tension spring 22, which is far away from the box body 1, is fixedly connected with the fixed plate 13, and one side wall of the fixed plate 13, which is far away from the tension spring 22, is fixedly connected with the arc-shaped cleaning plate 14.

The tension spring 22 is used for damping and pulling the fixing plate 13, so as to prevent the fixing plate 13 from shifting.

When the cleaning device is used, the protective cover 2 is opened through the handle 4, the roller 12 is placed on the base 24, the roller 12 presses down the moving block 19 under the action of gravity, the moving block 19 moves downwards and pushes the two second push rods 10 to slide to two sides, the two second push rods 10 push the first push rods 6, the two first push rods 6 rotate towards the central axis direction of the box body 1 and push the fixing plate 13, and the fixing plate 13 drives the arc-shaped cleaning plate 14 to move towards the central axis direction of the box body 1 until the arc-shaped cleaning plate contacts with the surface of the roller 12.

The second motor 27 is started, the second motor 27 drives the double-threaded screw rod 28 to rotate so that the two moving rods 17 move leftwards and rightwards until being in close contact with the two sides of the roller 12, and the roller 12 is further fixed to prevent movement during rotation.

And then the first motor 23 is turned on to drive the base 24 to rotate, the base 24 drives the roller 12 to rotate, the arc-shaped cleaning plate 14 is enabled to clean by rotating the roller 12, the spray head 25 sprays water to the roller 12 to clean the roller 12 while rotating, sewage after cleaning enters the collecting box 7, and the sewage can be discharged through the drain pipe after cleaning is completed.

After cleaning, the second motor 27 is started to rotate reversely, the moving rod 17 is moved to the central position of the box body 1 by the double-thread screw rod 28, the protective cover 2 is opened to take out the roller, the fixed plate 13 drives the arc-shaped cleaning plate 14 to be pulled back to the initial position under the action of the tension spring 22, the fixed plate 13 pushes the first push rods 6 on the left side and the right side of the box body 1 to rotate to the initial position respectively on the left side and the right side while pushing the second push rods 10 on the left side and the right side to move to the central shaft position of the box body 1 until the first push rods are moved to the initial position, the moving block 19 is pushed by the second push rods 10 on the left side and the right side to move upwards to the initial position, and the moving block 19 drives the first motor 23 and the base 24 to be restored to the initial position to complete cleaning.

Example two

Referring to fig. 6 to 8, the difference between the present embodiment and the first embodiment is that: the linkage member may be a cylinder 30, the output end of the cylinder 30 is fixedly provided with a fixing plate 13, and a side wall of the fixing plate 13 far away from the cylinder 30 is fixedly connected with the arc-shaped cleaning plate 14. The water leakage plate 9 is provided with a first fixed block 29, and the upper part of the first fixed block 29 is fixedly arranged with the first motor 23.

When the roller is used, the protective cover 2 is opened by the handle 4 to place the roller on the base 24, the second motor 27 is started, the second motor 27 drives the double-threaded screw rod 28 to rotate so that the moving rod 17 moves leftwards and rightwards, the moving rod 17 moves leftwards and rightwards until being in close contact with two sides of the roller 12, and the roller 12 is further fixed to prevent movement during rotation.

The two cylinders 30 at the left side and the right side of the inside of the box body 1 are restarted, the telescopic rods of the two cylinders 30 push the fixed plate 13 to the central shaft direction of the box body 1, the fixed plate 13 drives the arc-shaped cleaning plate 14 to move to the central shaft direction of the box body 1 until the fixed plate contacts with the outer surface of the roller 12, the protective cover 2 is covered to prevent sewage from splashing during cleaning, the first motor 23 is turned on to drive the base 24 to rotate, the base 24 drives the roller 12 to rotate, the arc-shaped cleaning plate 14 cleans the roller 12 by enabling the roller 12 to rotate, the spray heads 25 clean the surface of the roller 12 by spraying water to the roller 12 while rotating, cleaned sewage enters the collecting box 7, and the sewage can be discharged through the drain valve after cleaning is completed. After cleaning is completed, the second motor 27 is started to enable the double-threaded screw rod 28 to move the moving rod to the central position of the box body 1, the first motor 23 is closed, the protective cover 2 is opened, the air cylinder 30 is started to enable the arc-shaped cleaning plates 14 on two sides of the roller 12 to be far away from the roller 12 until the initial position is restored, and then the roller 12 is taken out to complete cleaning.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. Printing machine cylinder cleaning device, including box (1) and setting shield (2) above that, its characterized in that: the collecting box (7) is fixedly connected to the lower portion of the box body (1), a water leakage plate (9) is arranged on the inner side wall of the box body (1) and close to the collecting box (7), a driving assembly for supporting a fixed roller (12) and driving the roller (12) to rotate is arranged on the water leakage plate (9), linkage pieces are arranged on the two inner side walls of the box body (1), an arc-shaped cleaning plate (14) is arranged at the power output end of each linkage piece, and a spray head (25) is arranged on the box body (1); the driving assembly comprises a first motor (23), a base (24), a double-thread screw rod (28), a second motor (27) and a supporting frame, wherein the base (24) is fixedly arranged at the output shaft end of the first motor (23), the upper end of the supporting frame is rotationally connected with the base (24), the lower end of the supporting frame is fixedly connected with a water leakage plate (9), the double-thread screw rod (28) is transversely arranged on the base (24), the two ends of the double-thread screw rod (28) are rotationally connected with the base (24), the second motor (27) is in transmission connection with the double-thread screw rod (28), and two moving rods (17) are arranged on the double-thread screw rod (28).

2. The printer cylinder cleaning apparatus of claim 1 wherein: be provided with on collection box (7) and be used for the drain pipe, be provided with drain valve (8) on the drain pipe, be provided with handle (4) on shield cap (2), be provided with conveyer pipe (3) on box (1), conveyer pipe (3) and shower nozzle (25) intercommunication.

3. The printer cylinder cleaning apparatus of claim 2 wherein: the water leakage plate (9) is provided with a vertical first chute (16) and a horizontal second chute (20) respectively, the water leakage plate (9) is provided with a moving block (19) which is positioned at the first chute (16), the moving block (19) is fixedly arranged below the first motor (23), the moving block (19) is in an inverted triangle shape, and two inclined side walls of the moving block (19) face the length direction of the second chute (20); the water leakage plate (9) is arranged on the second sliding groove (20) and is provided with a second push rod (10) in a sliding way.

4. A printer cylinder cleaning apparatus as in claim 3, wherein: the power output end of the linkage piece is fixedly arranged with the arc-shaped cleaning plate (14), and the power input end of the linkage piece is abutted with the second push rod (10).

5. The printer cylinder cleaning apparatus of claim 4 wherein: the linkage piece comprises a first push rod (6) and a fixed plate (13), the middle part of the first push rod (6) is hinged with the side wall of the box body (1), the lower end of the first push rod (6) is in butt joint with the end head of the second push rod (10), and the upper end of the first push rod (6) is hinged with the fixed plate (13).

6. The printer cylinder cleaning apparatus of claim 5 wherein: the novel cleaning device is characterized in that a tension spring (22) is arranged on the inner side wall of the box body (1), one end, far away from the box body (1), of the tension spring (22) is fixedly connected with a fixing plate (13), and one side wall, far away from the tension spring (22), of the fixing plate (13) is fixedly connected with an arc-shaped cleaning plate (14).

7. The printer cylinder cleaning apparatus of claim 2 wherein: the linkage piece can be an air cylinder (30), a fixing plate (13) is fixedly arranged at the output end of the air cylinder (30), and one side wall of the fixing plate (13) far away from the air cylinder (30) is fixedly connected with the arc-shaped cleaning plate (14).

8. The printer cylinder cleaning apparatus as in claim 7, wherein: the water leakage plate (9) is provided with a first fixed block (29), and the upper part of the first fixed block (29) is fixedly arranged with the first motor (23).