CN219338977U

CN219338977U - Automatic cleaning equipment for printing machine cylinder

Info

Publication number: CN219338977U
Application number: CN202320358800.5U
Authority: CN
Inventors: 辛昕
Original assignee: Xi'an Xinhua Printing Co ltd
Current assignee: Xi'an Xinhua Printing Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-07-14
Anticipated expiration: 2033-03-02

Abstract

The application relates to an automatic cleaning equipment for printing machine cylinder relates to the field of printing machine, and it includes cleaning assembly and water supply assembly, cleaning assembly includes cleaning roller and mounting bracket, the mounting bracket be located the casing of printing machine and with the casing fixed connection of printing machine, the cleaning roller with the mounting bracket is connected, water supply assembly includes water tank, water supply pipe and water pump, the casing fixed connection of water tank and printing machine, the inside cavity setting of cleaning roller, water supply pipe one end and water tank fixed intercommunication, the other end with cleaning roller end wall fixed intercommunication, water pump and water supply pipe fixed intercommunication, a plurality of interval distribution's wash hole has been seted up along the axial to the cleaning roller, one side fixedly connected with brush hair of cleaning roller orientation cylinder. The application can improve the cleaning effect and the cleaning efficiency to the roller.

Description

Automatic cleaning equipment for printing machine cylinder

Technical Field

The present application relates to the field of printing presses, and in particular, to an automatic cleaning apparatus for a printing press blanket cylinder.

Background

The printing cylinder group inside the printing machine comprises a plate cylinder, a blanket cylinder and an impression cylinder which are sequentially arranged from top to bottom, and in the printing process, a layer of covering layer is formed on the surface of the cylinder due to physical adsorption, and the covering layer mainly comprises paper coating particles, plant fibers, pigment particles in printing ink and other dirt, and needs to be cleaned in time after the dirt is remained so as not to influence the printing effect on paper.

The existing cleaning method is to manually scrub the surface of the roller by using the rag stained with the cleaning liquid, and because the operation space of the printing machine is very narrow, the operation is difficult, the working efficiency is low and the cleaning effect is poor because the roller is scrubbed while the machine is driven to rotate.

Disclosure of Invention

In order to improve the cleaning effect to the cylinder, the application provides an automatic cleaning equipment for printing machine cylinder.

The application provides a printing machine self-cleaning equipment for cylinder adopts following technical scheme:

the utility model provides an automatic cleaning equipment for printing machine cylinder, includes cleaning assembly and water supply assembly, cleaning assembly includes cleaning roller and mounting bracket, the mounting bracket be located the casing of printing machine and with the casing fixed connection of printing machine, the cleaning roller with the mounting bracket is connected, water supply assembly includes water tank, water supply pipe and water pump, the casing fixed connection of water tank and printing machine, the inside cavity setting of cleaning roller, water supply pipe one end and water tank fixed intercommunication, the other end with cleaning roller end wall fixed intercommunication, water pump and water supply pipe fixed intercommunication, a plurality of interval distribution's wash hole has been seted up along the axial to the cleaning roller, one side fixedly connected with brush hair of cleaning roller orientation cylinder.

Through adopting above-mentioned technical scheme, when needs wash the cylinder of printing machine, start the printing machine and make the cylinder rotate, then start the water pump, the water pump is carried the washing liquid in the water tank to the cleaning roller in through the water supply pipe, then the washing liquid forms high-speed rivers through the wash port wash the cylinder can, the brush hair can clear up the cylinder surface in the cleaning process to keep better cleaning performance. By the aid of the equipment, workers do not need to manually wash the equipment, the washing efficiency is high, and the equipment has a good washing effect.

Optionally, the casing sliding connection of mounting bracket and printing machine, the slip direction of mounting bracket is vertical, fixedly connected with is used for driving the gliding actuating cylinder of price-increasing of mounting bracket on the casing.

Through adopting above-mentioned technical scheme, because printing plate cylinder, blanket cylinder and impression cylinder that from top to bottom arranged in proper order in the printing machine, when needs wash other cylinders, start the actuating cylinder, the piston rod of actuating cylinder drives the mounting bracket and goes up and down, drives the cleaning roller when the mounting bracket goes up and down, until the cleaning roller is in same height with the cylinder that waits to wash, can start the water pump and wash the cylinder. Through the structure, the rollers with different heights in the printing machine can be conveniently and respectively cleaned, so that the practicability of the cleaning equipment is effectively enhanced.

Optionally, the cleaning assembly further comprises an adjusting cylinder and a supporting frame, wherein the cylinder body of the adjusting cylinder is fixedly connected with the mounting frame, the supporting frame is fixedly connected with the output shaft of the adjusting cylinder, the cleaning roller is connected with the supporting frame, and the telescopic axis of the adjusting cylinder is horizontally arranged.

Through adopting above-mentioned technical scheme, after the washing is accomplished, start the governing cylinder, the piston rod of governing cylinder drives the support frame and moves towards the direction of keeping away from the cylinder to drive the cleaning roller and brush hair keeps away from the cylinder, can continue normal printing work afterwards, drive the cleaning roller through setting up the governing cylinder and remove, can avoid wasing after finishing and cause the interference to the normal work of cylinder by the cleaning roller, thereby be favorable to guaranteeing good printing quality.

Optionally, the cleaning roller is rotatably connected with the supporting frame, the cleaning roller and the rotation axis are parallel to the rotation axis of the roller, and the cleaning assembly further comprises a driving piece for driving the cleaning roller to rotate.

Through adopting above-mentioned technical scheme, in the cleaning process, drive the cleaning roller through the driving piece and rotate, can adjust the bath angle of wash port when the cleaning roller rotates to wash the cylinder from different directions, consequently be favorable to guaranteeing good abluent effect.

Optionally, the driving piece includes motor, driving gear and driven gear, the casing of motor with support frame fixed connection, the driving gear with the coaxial fixed connection of output shaft of motor, driven gear with the coaxial fixed connection of cleaning roller, driven gear with the driving gear meshing.

Through adopting above-mentioned technical scheme, when needs drive cleaning roller rotates, the starter motor, the output shaft of motor drives the driving gear and rotates, drives the driven gear rotation with it meshing when the driving gear rotates, drives the cleaning roller rotation with coaxial fixed connection when driven gear rotates. The driving piece has the advantages of reliable transmission and convenient maintenance.

Optionally, a side of the cleaning roller away from the brush hair is fixedly connected with absorbent cotton.

Through adopting above-mentioned technical scheme, after the washing is accomplished, drive the cleaning roller through the driving piece and rotate for the cleaning roller is connected with the one side of cotton that absorbs water towards the cylinder, then drives the cleaning roller by adjusting cylinder and removes towards the direction that is close to the cylinder, drives the cotton that absorbs water when the cylinder removes and removes, until with the cylinder contact, along with the cylinder continuously rotates, absorbs water cotton can dry the cylinder surface.

Optionally, the cleaning roller is embedded to be equipped with the heating wire that is used for drying the cotton that absorbs water.

Through adopting above-mentioned technical scheme, set up the heating wire and can be fast with the cotton stoving that absorbs water to the cotton follow-up continuous use that absorbs water of being convenient for.

Optionally, a liquid outlet is formed in the bottom of the shell, and a liquid outlet pipe is fixedly communicated with the liquid outlet.

Through adopting above-mentioned technical scheme, the waste liquid that produces in the cleaning process flows into the fluid-discharge tube through the leakage fluid dram of casing bottom and discharges to be favorable to guaranteeing the cleanness of printing machine operational environment.

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

1. the equipment does not need to be manually cleaned by a worker, has higher cleaning efficiency and has better cleaning effect;

2. according to the cleaning device, the driving cylinder is arranged to drive the cleaning roller to lift, so that the rollers with different heights in the printing machine can be conveniently cleaned respectively, and the practicability of the cleaning device is effectively enhanced;

3. this application drives the cleaning roller through setting up the driving piece and rotates, can adjust the bath angle of wash hole when the cleaning roller rotates to wash the cylinder from different directions, consequently be favorable to guaranteeing good abluent effect.

Drawings

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

FIG. 2 is a cross-sectional view of an embodiment of the present application;

fig. 3 is a schematic view of the connection structure of the cleaning roller and the driving member according to the embodiment of the present application.

Reference numerals: 1. cleaning the assembly; 11. a mounting frame; 12. a driving cylinder; 13. adjusting a cylinder; 14. a support frame; 15. a cleaning roller; 151. cleaning the hole; 152. brushing; 153. a water-absorbing cotton; 16. a driving member; 161. a motor; 162. a drive gear; 163. a driven gear; 2. a water supply assembly; 21. a water tank; 22. a water supply pipe; 23. a water pump; 3. a housing; 31. a chute; 32. a liquid outlet; 33. a liquid discharge pipe; 331. a valve; 4. a plate cylinder; 5. a blanket cylinder; 6. an impression cylinder.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses automatic cleaning equipment for a printing machine roller. Referring to fig. 1 and 2, an automatic cleaning apparatus for a printing press cylinder includes a cleaning assembly 1 and a water supply assembly 2.

Referring to fig. 1 and 2, a plate cylinder 4, a blanket cylinder 5, and an impression cylinder 6 for printing are rotatably connected in this order from top to bottom in a casing 3 of the printing machine. The cleaning component 1 is positioned in a casing 3 of the printer, a liquid outlet 32 is arranged at the bottom of the casing 3, the liquid outlet 32 is used for timely discharging waste liquid generated by cleaning, the casing 3 is fixedly communicated with a liquid outlet pipe 33 at the liquid outlet 32, and a valve 331 is arranged on the liquid outlet pipe 33.

Referring to fig. 1 and 2, the cleaning assembly 1 includes a mounting frame 11, a driving cylinder 12, an adjusting cylinder 13, a supporting frame 14, a cleaning roller 15, and a driving member 16.

Referring to fig. 1 and 2, the mounting frame 11 is equipped with two, two mounting frames 11 are located blanket cylinder 5 along axial both ends respectively, set up on the casing 3 inner wall with the spout 31 of mounting frame 11 matching, mounting frame 11 one end sliding connection is in spout 31, the slip direction of mounting frame 11 is vertical, driving cylinder 12 is equipped with two, two driving cylinder 12 respectively with two mounting frames 11 cooperation installations, driving cylinder 12's cylinder body and casing 3 fixed connection, driving cylinder 12's piston rod and mounting frame 11 fixed connection, driving cylinder 12 is used for driving mounting frame 11 and follows spout 31 vertical slip.

Referring to fig. 1 and 2, two adjusting cylinders 13 are provided, two adjusting cylinders 13 are respectively mounted in cooperation with two mounting frames 11, the cylinder body of each adjusting cylinder 13 is fixedly connected with the mounting frame 11, two ends of each supporting frame 14 are respectively fixedly connected with the piston rod of each adjusting cylinder 13, and the telescopic axes of the adjusting cylinders 13 are horizontally arranged.

Referring to fig. 2 and 3, the cleaning roller 15 is rotatably connected to the support frame 14, the cleaning roller 15 is located on a side of the support frame 14 facing the blanket cylinder 5, and a rotation axis of the cleaning roller 15 is parallel to a rotation axis of the blanket cylinder 5. The cleaning roller 15 is hollow, a plurality of cleaning holes 151 are axially formed in one side of the cleaning roller 15 facing the blanket cylinder 5, and a plurality of bristles 152 are fixedly connected to one side of the cleaning roller 15 facing the blanket cylinder 5.

Referring to fig. 2 and 3, a water absorbent cotton 153 is fixedly connected to one side of the cleaning roller 15 facing away from the bristles 152, and an electric heating wire (not shown) for drying the water absorbent cotton 153 is embedded in the inner wall of the cleaning roller 15.

Referring to fig. 2 and 3, the driving member 16 is located at one end of the supporting frame 14, the driving member 16 includes a motor 161, a driving gear 162 and a driven gear 163, the casing 3 of the motor 161 is fixedly connected with the supporting frame 14 by screws, the driving gear 162 is coaxially welded with an output shaft of the motor 161, one end of the cleaning roller 15 extends out of the supporting frame 14, the driven gear 163 is coaxially welded with one end of the cleaning roller 15 extending out of the supporting frame 14, and the driven gear 163 is meshed with the driving gear 162.

Referring to fig. 1 and 2, the water supply assembly 2 includes a water tank 21, a water supply pipe 22 and a water pump 23, the water tank 21 is located at one side of the printer and welded with the casing 3, the water supply pipe 22 is a rubber hose, one end of the water supply pipe 22 is fixedly communicated with the water tank 21, the other end extends into the casing 3 and is fixedly communicated with one end of the cleaning roller 15, which is far away from the driving member 16, by adopting a rotary joint, and the water pump 23 is fixedly communicated with one end of the water supply pipe 22, which is close to the water tank 21. The water tank 21 is used for storing cleaning liquid, and during cleaning, the water pump 23 conveys the cleaning liquid in the water tank 21 into the cleaning roller 15 through the water delivery pipe 22, and then the cleaning liquid forms high-speed water flow through the cleaning holes 151 to clean the roller.

The implementation principle of the automatic cleaning equipment for the printing machine roller in the embodiment of the application is as follows: when the cylinder of the printing machine is required to be cleaned, the printing machine is started to enable the cylinder to rotate, then the water pump 23 is started, the water pump 23 conveys cleaning fluid in the water tank 21 into the cleaning roller 15 through the water delivery pipe 22, then the cleaning fluid forms high-speed water flow through the cleaning holes 151 to clean the cylinder, the supporting frame 14 is driven by the adjusting cylinder 13 to move towards the direction close to the cylinder in the cleaning process, so that the brush hair 152 is in contact with the surface of the cylinder, and the surface of the cylinder can be cleaned, so that a better cleaning effect is maintained.

When other rollers need to be cleaned, the driving cylinder 12 is started, a piston rod of the driving cylinder 12 drives the mounting frame 11 to lift, the cleaning roller 15 is driven to lift when the mounting frame 11 lifts, and the water pump 23 can be started to clean the rollers until the cleaning roller 15 and the rollers to be cleaned are at the same height.

In the cleaning process, the driving piece 16 drives the cleaning roller 15 to rotate, and the flushing angle of the cleaning hole 151 can be adjusted when the cleaning roller 15 rotates. After the cleaning is finished, the cleaning roller 15 is driven to rotate through the driving piece 16, so that one side, connected with the absorbent cotton 153, of the cleaning roller 15 faces towards the roller, then the cleaning roller 15 is driven by the adjusting cylinder 13 to move towards a direction close to the roller, the absorbent cotton 153 is driven to move when the roller moves until the roller contacts with the roller, and the absorbent cotton 153 can dry the surface of the roller along with continuous rotation of the roller.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. An automatic cleaning device for a cylinder of a printing machine, characterized in that: including cleaning module (1) and water supply assembly (2), cleaning module (1) is including cleaning roller (15) and mounting bracket (11), mounting bracket (11) are located casing (3) of printing machine and casing (3) fixed connection with printing machine, cleaning roller (15) with mounting bracket (11) are connected, water supply assembly (2) include water tank (21), water supply pipe (22) and water pump (23), water tank (21) and casing (3) fixed connection of printing machine, cleaning roller (15) inside cavity setting, water supply pipe (22) one end and water tank (21) fixed connection, the other end with cleaning roller (15) end wall fixed connection, water pump (23) and water supply pipe (22) fixed connection, cleaning roller (15) are seted up a plurality of interval distribution's wash hole (151) along the axial, cleaning roller (15) are connected with brush hair (152) towards one side of cylinder.

2. An automatic cleaning apparatus for cylinders of printing presses according to claim 1, characterized in that: the mounting frame (11) is in sliding connection with the shell (3) of the printer, the sliding direction of the mounting frame (11) is vertical, and a driving cylinder (12) for driving the mounting frame (11) to slide in a price increasing manner is fixedly connected to the shell (3).

3. An automatic cleaning apparatus for cylinders of printing presses according to claim 1, characterized in that: the cleaning assembly (1) further comprises an adjusting cylinder (13) and a supporting frame (14), wherein the cylinder body of the adjusting cylinder (13) is fixedly connected with the mounting frame (11), the supporting frame (14) is fixedly connected with the output shaft of the adjusting cylinder (13), the cleaning roller (15) is connected with the supporting frame (14), and the telescopic axis of the adjusting cylinder (13) is horizontally arranged.

4. A machine for automatically cleaning cylinders of printing presses according to claim 3, characterized in that: the cleaning roller (15) is rotationally connected with the supporting frame (14), the cleaning roller (15) and the rotation axis are parallel to the rotation axis of the roller, and the cleaning assembly (1) further comprises a driving piece (16) for driving the cleaning roller (15) to rotate.

5. An automatic cleaning apparatus for a printing press cylinder as defined in claim 4, wherein: the driving piece (16) comprises a motor (161), a driving gear (162) and a driven gear (163), a shell (3) of the motor (161) is fixedly connected with the supporting frame (14), the driving gear (162) is fixedly connected with an output shaft of the motor (161) in a coaxial mode, the driven gear (163) is fixedly connected with the cleaning roller (15) in a coaxial mode, and the driven gear (163) is meshed with the driving gear (162).

6. An automatic cleaning apparatus for a printing press cylinder as defined in claim 5, wherein: and a water absorbing cotton (153) is fixedly connected to one side of the cleaning roller (15) away from the brush hair (152).

7. An automatic cleaning apparatus for a cylinder of a printing machine according to claim 6, wherein: and an electric heating wire for drying the absorbent cotton (153) is embedded in the cleaning roller (15).

8. An automatic cleaning apparatus for cylinders of printing presses according to claim 1, characterized in that: a liquid outlet (32) is formed in the bottom of the shell (3), and a liquid outlet pipe (33) is fixedly communicated with the liquid outlet (32).