CN214027739U

CN214027739U - Printing machine

Info

Publication number: CN214027739U
Application number: CN202021649013.9U
Authority: CN
Inventors: 苏承鸣雷
Original assignee: Wenling Forest Packing Co ltd
Current assignee: Wenling Forest Packing Co ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-08-24
Anticipated expiration: 2030-08-10

Abstract

The application relates to a printing machine, which comprises a frame, wherein a printing cylinder is connected to the frame in a rotating manner, an oil feeding part is further arranged on the frame and used for transferring ink to the printing cylinder, an ink scraping part is further arranged on the frame and located behind the oil feeding part along the rotation direction of the printing cylinder, and the ink scraping part is used for scraping redundant ink on the printing cylinder. Through setting up printing cylinder and wiping piece, wiping piece scrapes the unnecessary printing ink of getting printing cylinder surface, has reduced the too much and fuzzy printing line's of printing ink condition for printing cylinder's printing effect is better, and the printing line of cardboard is more clear.

Description

Printing machine

Technical Field

The present application relates to the field of printing tools, and more particularly, to a printing press.

Background

A printer is a machine that prints text and images.

Chinese utility model patent for CN210257654U, a printing machine is published, including the frame with rotate the dyeing roller of connection in the frame, dyeing roller below is equipped with the ink groove of storing printing ink and is used for transmitting the printing ink in the ink groove for the distributor of dyeing roller, the lower part of distributor is located the ink groove, still connect in the mount and be located the driven voller directly over the dyeing roller including the first motor and the rotation of drive dyeing roller, leave the tight gap of banding plastics clamp between driven voller and the dyeing roller, be equipped with the fixing device of the ink groove of being convenient for the installation and dismantling between frame and the ink groove.

By adopting the printer, the inventor finds that the printed corrugated board has fuzzy lines, is troublesome and needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of blurred printing lines, the application provides a printing machine.

The application provides a printing machine adopts following technical scheme:

the utility model provides a printing machine, includes the frame, it is connected with printing cylinder to rotate in the frame, still be provided with in the frame and send oily piece, send oily piece to be used for printing cylinder transmission printing ink, still be provided with in the frame and scrape the china ink piece, it is located to scrape the china ink piece send oily piece to follow the rear setting of printing cylinder rotation direction, scrape the china ink piece and be used for scraping get unnecessary printing ink on the printing cylinder.

Through adopting above-mentioned technical scheme, the printing cylinder absorbs and rotates behind the printing ink and through scraping the piece of china ink, scrapes the lateral wall that the piece of china ink contradicts the printing cylinder and gets the unnecessary printing ink in printing cylinder surface in order to scrape, scrapes and gets the printing ink after, and the printing cylinder prints corrugated container board, has reduced too much and the condition of fuzzy printing line of printing ink for corrugated container board's printing line is more clear.

Preferably, the scraping piece includes the baffle, is connected the scraper blade with the baffle with the connecting plate of scraper blade, the baffle is kept away from print cylinder sets up, the scraper blade is close to print cylinder's one end is contradicted print cylinder, the connecting plate is followed print cylinder's axis of rotation is provided with two, two the connecting plate is located the scraper blade is followed print cylinder's axis of rotation's relative both sides, the baffle with scraper blade and two the connecting plate concatenation is formed with the holding tank, the holding tank is used for holding the printing ink of scraping.

By adopting the technical scheme, the scraped ink is accumulated in the accommodating groove, so that the condition that the printing ink flows out of the ink scraping piece after being scraped by the ink scraping piece to influence the printing of the corrugated board is reduced, and the printing effect of the corrugated board is better; the printing ink in the holding tank can be used for printing again, and the waste of the printing ink is reduced.

Preferably, the wiping member is hinged to the frame, and a hinge axis of the wiping member is arranged parallel to a rotation axis of the printing cylinder.

By adopting the technical scheme, larger resistance exists between the ink scraping piece and the rack, and when the printing roller is used, the ink scraping piece is rotated to enable one end of the scraper close to the printing roller to abut against the printing roller so as to scrape redundant ink on the printing roller; after the printing ink in the holding tank is full, rotate and scrape the china ink piece, scrape the china ink piece and drive the holding tank and rotate, make the notch of holding tank towards the frame outside, pour the printing ink in the holding tank, rotate again and scrape the china ink piece, make the scraper blade be close to printing cylinder's one end conflict printing cylinder can, need not to dismantle and scrape the china ink piece and reprocess the printing ink for the printing ink in the operation processing holding tank is more convenient.

Preferably, a first driving member is further arranged on the frame, and the first driving member drives the ink scraping member to rotate.

Through adopting above-mentioned technical scheme, set up first driving piece, when printing cylinder uses, the first driving piece drive of control is scraped the china ink piece and is rotated, makes the one end conflict printing cylinder that the scraper blade is close to printing cylinder in order to scrape get unnecessary printing ink on the printing cylinder, need not staff's manual rotation scraper blade for it is more convenient to operate the rotation scraper blade.

Preferably, the printing cylinder including rotate connect in roll in the frame with set up in roll the last printing membrane of body, the mounting groove has been seted up on the roll body, the printing membrane all is provided with the mounting bar along its length direction's relative both sides, the printing membrane encircles the outside setting of roll body, two the mounting bar embedding the mounting groove is realized the installation location of printing membrane.

By adopting the technical scheme, the roller body and the printing film are arranged, when the printing film is damaged after long-term use, the two mounting bars of the damaged printing film can be taken out from the mounting groove, so that the damaged printing film is taken out of the roller body, and then the two mounting bars of the new printing film are embedded into the mounting groove on the roller body to realize mounting and positioning, so that the replacement of the printing film can be completed, and the operation and the replacement of the printing film are more convenient; the corrugated board is printed through the printing film, so that damage to the roller body is reduced, and the roller body is more durable.

Preferably, a printing area is arranged on the end face, far away from the roller body, of the printing film, and the printing area is used for ink adsorption.

Through adopting above-mentioned technical scheme, set up the printing region, the regional unable absorption printing ink outside the printing region on the printing film, when the printing film printed corrugated container board, the printing line on the corrugated container board was the shape in printing region promptly for it is more convenient to operate printing corrugated container board.

Preferably, the oil feeding part comprises two rotating drums rotatably connected to the frame, a gap is reserved between the two rotating drums, two opposite side walls of the two rotating drums and the frame along the axial direction of the rotating drums are spliced to form oil containing grooves, the oil containing grooves are used for containing ink, and the oil containing grooves are located above the printing roller; the rack is further provided with two second driving parts, the two second driving parts are respectively connected with the two rotary drums, the two second driving parts drive the corresponding rotary drums to rotate, the rotating directions of the two rotary drums are opposite, and one sides, close to each other, of the two rotary drums all rotate downwards.

Through adopting above-mentioned technical scheme, control two second driving piece drives and correspond the rotary drum and rotate, and two rotary drums rotate and drive the printing ink in the flourishing oil groove and drip to the printing cylinder through the gap between two rotary drums for the inking of operation printing cylinder is more convenient.

Preferably, the frame is further rotatably connected with a transmission roller, the rotation direction of the transmission roller is opposite to that of the printing roller, and the transmission roller is used for tightly pressing the corrugated board against the printing roller.

Through adopting above-mentioned technical scheme, all there is frictional force between conveying cylinder and the corrugated container board and between printing cylinder and the corrugated container board, under the effect of frictional force, conveying cylinder and printing cylinder rotate and drive the cardboard and remove, and conveying cylinder supports corrugated container board tightly and makes the printing region on the printing cylinder support tight corrugated container board on the printing cylinder and print corrugated container board for it is more convenient to operate printing corrugated container board.

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

by arranging the printing cylinder and the ink scraping piece, the ink scraping piece scrapes redundant ink on the surface of the printing cylinder, so that the situation that the printing lines are blurred due to excessive ink is reduced, the printing effect of the printing cylinder is better, and the printing lines of the paperboard are clearer;

the accommodating groove is arranged, so that the condition that printing ink flows out of the ink scraping piece after being scraped by the ink scraping piece to influence the printing of the corrugated board is reduced, the printing effect of the corrugated board is better, and the waste of the printing ink is reduced;

set up the printing region, the unable absorption printing ink in the region outside printing region on the printing film for the printing effect of printing film is better, and the printing line on the corrugated container board is more clear.

Drawings

FIG. 1 is an overall schematic view of an embodiment;

FIG. 2 is a partial schematic structural view of the embodiment, mainly showing the structure of the printing cylinder;

FIG. 3 is a partial schematic structural view of the embodiment, mainly showing the structure of the transfer roller;

fig. 4 is a partial structural schematic diagram of the embodiment, mainly showing the structure of the ink scraping member.

Description of reference numerals: 1. a frame; 11. a first driver; 12. a second driver; 13. a first driving member; 14. a second driving member; 2. a printing cylinder; 21. rolling the body; 211. mounting grooves; 22. printing a film; 221. mounting a bar; 222. a printing area; 3. a transfer drum; 4. an oil delivery member; 41. a rotating drum; 411. an oil containing groove; 5. a wiping member; 51. a baffle plate; 52. a squeegee; 53. a connecting plate; 6. and (6) accommodating the tank.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a printing machine. Referring to fig. 1, the printing machine comprises a frame 1, and a printing cylinder 2 is rotatably connected to the frame 1.

Referring to fig. 1 and 2, the printing cylinder 2 includes a roller body 21 and a printing film 22, the roller body 21 is rotatably connected to the frame 1, and a rotation axis of the roller body 21 is horizontally disposed. The roller body 21 is provided with a mounting groove 211, and the mounting groove 211 penetrates through the roller body 21 along the rotation axis of the roller body 21. The frame 1 is fixed with a first driving machine 11, in this embodiment, the first driving machine 11 is a motor, the first driving machine 11 is disposed corresponding to the roller body 21, an output shaft of the first driving machine 11 is connected with a rotating shaft of the roller body 21, and the first driving machine 11 drives the roller body 21 to rotate.

The opposite ends of the printed film 22 in the length direction thereof are fixed with mounting bars 221, and the length direction of each mounting bar 221 is arranged along the length direction of the corresponding end of the printed film 22. The printing film 22 is arranged around the outer side of the roller body 21, the two mounting bars 221 on the printing film 22 are arranged along the rotating axis of the roller body 21, the two mounting bars 221 on the printing film 22 are embedded into the mounting groove 211 to achieve mounting and positioning of the printing film 22, and the end face of the printing film 22 close to the roller body 21 is arranged to abut against the side wall of the roller body 21.

The surface of the printing film 22 is smooth, a printing region 222 is fixed to the end surface of the printing film 22 away from the roller body 21, and the material of the printing region 222 is cotton or other material that is easy to absorb liquid.

Referring to fig. 1 and 3, a transfer cylinder 3 is also rotatably attached to the frame 1, the transfer cylinder 3 being located below the printing cylinder 2, and the rotational axis of the transfer cylinder 3 being arranged parallel to the rotational axis of the roller body 21. A second driving machine 12 is further fixed to the frame 1, in this embodiment, the second driving machine 12 is a motor, an output shaft of the second driving machine 12 is connected to a rotating shaft of the conveying cylinder 3, the conveying cylinder 3 is driven to rotate by the second driving machine 12, and a rotating direction of the conveying cylinder 3 is opposite to a rotating direction of the printing cylinder 2. A gap is left between the transfer cylinder 3 and the printing cylinder 2.

Still be provided with on the frame 1 and send oil 4, send oil 4 to include two rotary drums 41, two rotary drums 41 all rotate to be connected in frame 1, and the axis of rotation of two rotary drums 41 all is on a parallel with the axis of rotation setting of the roller body 21, and the axis of rotation of two rotary drums 41 is located same horizontal plane. Two revolving drums 41 respectively contradict frame 1 along the axial relative both sides wall setting of revolving drum 41 along its relative both ends of axis of rotation, leave the gap between two revolving drums 41, two revolving drums 41 and frame 1 splice along the axial relative both sides wall of revolving drum 41 and are formed with flourishing oil groove 411, flourishing oil groove 411 is located the top of printing cylinder 2.

Two second driving parts 14 are further fixed on the frame 1, the positions of the two second driving parts 14 correspond to the two rotary drums 41, the output shafts of the two second driving parts 14 are respectively connected with the rotary shafts of the two rotary drums 41, the two second driving parts 14 drive the corresponding rotary drums 41 to rotate, the rotating directions of the two rotary drums 41 are opposite, and one sides of the two rotary drums 41, which are close to each other, all rotate downwards.

Referring to fig. 3 and 4, the frame 1 is further hinged with a scraping element 5, the hinge axis of the scraping element 5 is arranged parallel to the rotation axis of the printing cylinder 2, and the scraping element 5 is positioned behind the oil feeding element 4 in the rotation direction of the printing cylinder 2 and in front of the conveying cylinder 3 in the rotation direction of the printing cylinder 2.

The frame 1 is further fixed with a first driving part 13, the first driving part 13 is arranged corresponding to the ink scraping part 5, an output shaft of the first driving part 13 is connected with a hinged shaft of the ink scraping part 5, and the first driving part 13 drives the ink scraping part 5 to rotate.

The ink scraping member 5 includes a baffle 51, a scraper 52 and two connecting plates 53, the baffle 51 is disposed away from the printing cylinder 2, the baffle 51 is disposed horizontally, and the length direction of the baffle 51 is disposed along the length direction of the roller 21.

Referring to fig. 3 and 4, the scraper 52 is horizontally disposed, the length direction of the scraper 52 is disposed along the length direction of the baffle 51, one end of the scraper 52 away from the printing cylinder 2 is connected to one end of the baffle 51 parallel to the length direction, and one end of the scraper 52 close to the printing cylinder 2 is disposed to abut against the outer sidewall of the printing film 22. The hinge axis of the wiping member 5 is located at the junction of the scraper 52 and the baffle 51.

Two connecting plates 53 are respectively with baffle 51 along printing cylinder 2 axis of rotation's relative both ends fixed connection, and baffle 51 is formed with holding tank 6 with scraper blade 52 and two connecting plates 53 concatenation, and the notch of holding tank 6 upwards sets up. In use, a conduit (not shown) is fixedly connected to the baffle 51, the end of the conduit close to the wiping element 5 extends into the accommodating groove 6, the end of the conduit far from the wiping element 5 is placed in a container, and the ink in the accommodating groove 6 flows to the container through the conduit for collection.

The implementation principle of the printing machine in the embodiment of the application is as follows:

the ink is poured into the oil containing groove 411, the two second driving members 14 are controlled to drive the two rotary drums 41 to rotate respectively, and the two rotary drums 41 rotate to drive the ink to drip onto the printing film 22 of the printing cylinder 2 through the gap between the two rotary drums 41. The first driving machine 11 is controlled to drive the roller 21 to rotate, the roller 21 rotates to enable the printing area 222 on the printing film 22 to fully adsorb the ink, and the area except the printing area 222 on the printing film 22 does not adsorb the ink.

The first driving member 13 is controlled to drive the ink scraping member 5 to rotate, so that the scraper 52 on the ink scraping member 5 abuts against the outer side wall of the printing film 22 to scrape off the excessive ink on the printing film 22, and the scraped ink is accumulated in the accommodating groove 6.

The corrugated board enters the gap between the printing roller 2 and the conveying roller 3, the second driving machine 12 is controlled to drive the conveying roller 3 to rotate, and the conveying roller 3 and the printing roller 2 rotate to drive the corrugated board to move. The conveying roller 3 supports the corrugated board tightly on the printing roller 2, the printing roller 2 rotates to drive the printing area 222 on the printing roller 2 after ink scraping to support the corrugated board tightly to print the corrugated board, the situation that the printing area 222 absorbs excessive ink and blurs printing lines is reduced, and the printing lines of the corrugated board are clearer.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A printing press characterized by: the printing device comprises a rack (1), wherein a printing roller (2) is rotatably connected to the rack (1), an oil delivery piece (4) is further arranged on the rack (1), the oil delivery piece (4) is used for delivering ink to the printing roller (2), an ink scraping piece (5) is further arranged on the rack (1), the ink scraping piece (5) is positioned behind the oil delivery piece (4) along the rotating direction of the printing roller (2), and the ink scraping piece (5) is used for scraping redundant ink on the printing roller (2);

scrape black spare (5) including baffle (51), scraper blade (52) be connected with baffle (51) and be connected baffle (51) with connecting plate (53) of scraper blade (52), baffle (51) are kept away from print cylinder (2) set up, scraper blade (52) are close to the one end of print cylinder (2) is contradicted print cylinder (2), connecting plate (53) are followed the axis of rotation of print cylinder (2) is provided with two, two connecting plate (53) are located baffle (51) are followed the relative both sides of the axis of rotation of print cylinder (2), baffle (51) with scraper blade (52) and two connecting plate (53) concatenation is formed with holding tank (6), holding tank (6) are used for holding the ink of scraping.

2. A printing machine according to claim 1, wherein: the ink scraping piece (5) is hinged to the rack (1), and the hinged axis of the ink scraping piece (5) is parallel to the rotating axis of the printing roller (2).

3. A printing machine according to claim 2, wherein: the frame (1) is further provided with a first driving piece (13), and the first driving piece (13) drives the ink scraping piece (5) to rotate.

4. A printing machine according to claim 1, wherein: printing cylinder (2) including rotate connect in roll body (21) on frame (1) with set up in print film (22) on the roll body (21), mounting groove (211) have been seted up on the roll body (21), print film (22) all are provided with mounting bar (221) along its length direction's relative both sides, print film (22) encircle the outside setting of roll body (21), two mounting bar (221) embedding mounting groove (211) are realized the installation location of print film (22).

5. A printing machine according to claim 4, wherein: the end face, far away from the roller body (21), of the printing film (22) is provided with a printing area (222), and the printing area (222) is used for ink adsorption.

6. A printing machine according to claim 5, wherein: the oil delivery piece (4) comprises two rotary drums (41) which are rotatably connected to the rack (1), a gap is reserved between the two rotary drums (41), the two rotary drums (41) and the rack (1) are spliced along two opposite side walls in the axial direction of the rotary drums (41) to form oil containing grooves (411), the oil containing grooves (411) are used for containing ink, and the oil containing grooves (411) are positioned above the printing roller (2);

the machine frame (1) is further provided with two second driving parts (14), the two second driving parts (14) are respectively connected with the two rotary drums (41), the two second driving parts (14) drive the corresponding rotary drums (41) to rotate, the rotating directions of the two rotary drums (41) are opposite, and one sides, close to each other, of the two rotary drums (41) all rotate downwards.

7. A printing machine according to claim 1, wherein: the corrugated board printing machine is characterized in that a conveying roller (3) is further rotatably connected to the rack (1), the rotating direction of the conveying roller (3) is opposite to that of the printing roller (2), and the conveying roller (3) is used for tightly pressing a corrugated board against the printing roller (2).