CN212796183U

CN212796183U - Double-sided double-color flexible plate printing machine

Info

Publication number: CN212796183U
Application number: CN202021595290.6U
Authority: CN
Inventors: 王俊凤; 王继鹏; 杨阳
Original assignee: Ningxia Hongruiyuan Industry And Trade Co ltd
Current assignee: Ningxia Hongruiyuan Industry And Trade Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-26
Anticipated expiration: 2030-08-04

Abstract

The application discloses two-sided double-colored flexographic printing machine, which comprises a frame, link and support frame, the link is located between frame and the support frame, and the both ends of link are fixed respectively on the relative lateral wall of frame and support frame, install first power roller in the frame, install two printing rollers in the frame, two printing rollers are located the both sides of first power roller respectively, be equipped with two first guide rolls between two printing rollers, two first guide rolls are installed in the frame, and two first guide rolls are located the both sides of first power roller, still install the second guide roll in the frame, the second guide roll is located same horizontal position with first power roller, one side upper portion of frame is fixed with first mounting bracket, install second power roller in the first mounting bracket. The utility model discloses can stretch flat paper to clean the two sides of paper, improve the printing quality, during the printing, can monitor the slew velocity of roll of form advancing, print the two sides of paper, improve printing efficiency and printing precision.

Description

Double-sided double-color flexible plate printing machine

Technical Field

The utility model relates to the field of printing technology, especially, relate to a two-sided double-colored flexible board printing machine.

Background

The modern printing machine generally comprises mechanisms such as plate loading, inking, stamping, paper conveying (including folding) and the like; the working principle of the device is as follows; firstly, making characters and images to be printed into a printing plate, installing the printing plate on a printing machine, then coating ink on the position, where the characters and the images are arranged, of the printing plate by a person or the printing machine, and then directly or indirectly transferring the printing plate onto paper or other printing stocks (such as textiles, metal plates, plastics, leather, wood plates, glass and ceramics) so as to copy printed matters same as the printing plate; the invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

Many lithography apparatus need print to two sides, and traditional mode divide into twice and prints, but to the paper of bundling, divide into twice printing, can lead to the printing precision of both sides not high, and the product effect is poor, and the dust on the paper also can influence the printing effect, for this reason, we have proposed a two-sided double-colored gentle board printing machine and have solved above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The application provides a two-sided double-colored flexographic printing machine has solved traditional two-sided printing, and work efficiency is low, and the precision is not high, and the product effect is poor, and the dust on the paper also can influence the problem of printing effect.

The application provides a two-sided double-colored flexographic printing machine, including frame, link and support frame, the link is located the frame with between the support frame, just the both ends of link are fixed respectively the frame with on the relative lateral wall of support frame, install first power roller in the frame, install two printing rollers in the frame, two the printing roller is located respectively the both sides of first power roller, two be equipped with two first guide rolls between the printing roller, two first guide rolls are installed in the frame, and two first guide rolls are located the both sides of first power roller, still install the second guide roll in the frame, the second guide roll with first power roller is located same horizontal position, one side upper portion of frame is fixed with first mounting bracket, install the second power roller in the first mounting bracket, the lower part of one side of the rack is fixed with a second mounting rack, a winding roller is installed in the second mounting rack, the upper end of the connecting rack is hinged with a supporting plate, two dust hoods are installed in the connecting rack from top to bottom in sequence, two opening sides of the dust hoods are arranged oppositely, the other sides of the dust hoods are connected with dust collection pipes, an air injection structure is arranged in each dust hood, a leveling structure is arranged in each supporting rack, a third mounting rack is fixed on the other side of each supporting rack, a paper feeding roller is installed in each third mounting rack, a rotating shaft of the paper feeding roller penetrates through one end side wall in each third mounting rack and extends to one side of the third mounting rack, a resistance roller is fixed at one end of the rotating shaft of the paper feeding roller, a rotating rod is connected to one side of the third mounting rack in a rotating manner, a distance measuring wheel is installed at one end of the rotating rod, and a, one side of mounting panel is fixed with the cylinder, the gyro wheel is installed to the piston rod end of cylinder, the gyro wheel is contradicted one side of dwang.

Preferably, the jet-propelled structure is including equidistant fixing exhaust pipe in the suction hood, the exhaust pipe is fixed on the relative lateral wall of suction hood, a plurality of exhaust pipes in same suction hood are a set of, and a plurality of with a set of the exhaust pipe is connected with high-pressurepipe jointly, high-pressurepipe's one end is run through the suction hood with the link extends to one side of link.

Preferably, the structure of leveling includes that the equidistant installation is in a plurality of fourth guide rolls in the support frame, install a plurality of third power rollers in the support frame, it is a plurality of fourth guide roll and a plurality of third power roller cross arrangement, just the fourth guide roll is located the upper end of third power roller, be located in the support frame fourth power roller is installed to one side of third mounting bracket.

Preferably, one side of the connecting frame is provided with a notch.

Preferably, a rubber layer is coated on one circumferential side wall of the resistance roller.

Preferably, the number of the fourth guide rollers and the third power rollers is three.

According to the technical scheme, the application provides a double-sided double-color flexible printing machine, when in use, paper extends to one side of the bottom of a fourth power roller from one side of a paper feeding roller, the paper sequentially passes through the fourth guide roller and the third power roller, and the like, the paper is wound to the last third power roller and then extends to the third guide roller through two dust hoods, the paper extends to the bottommost printing roller from one side of the third guide roller, one side of the paper is printed, the paper enters the topmost printing roller through the bottommost first guide roller, the first power roller and the topmost first guide roller, the paper is printed on the other side, the paper passes through a second power roller and the second guide roller, the paper is wound at the winding roller, in the working process, an air cylinder is abutted to one side of a rotating rod through an idler wheel, so that a distance measuring wheel is abutted to the resistance roller, and resistance is provided for the rotation of the paper feeding roller, the rotating speed of the paper feeding roller is measured simultaneously, paper is convenient to flatten, the paper is flattened at the third fourth guide roller and the third power roller, the dust absorption pipe is connected to an external dust collector, the high-pressure air pipe is connected to one side of the high-pressure pump, the paper is cleaned through the high-pressure air pipe and the exhaust pipe at the connecting frame through high-pressure air, dust on the paper is removed, the paper is absorbed through the dust absorption cover, the printing quality is guaranteed, two-side printing is realized, the time interval is short, the paper is flat and straight, and the printing quality is high.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the cylinder, the rotating rod, the distance measuring wheel and the resistance roller are matched to provide resistance for the rotation of the paper feeding roller, so that the paper can be leveled conveniently, the rotating speed of the rotating roller can be measured conveniently, and the control of the paper feeding amount can be ensured;

2. the paper is stretched and leveled for many times through the matching of the leveling structures, so that the flatness of the paper is ensured, and the printing quality is improved;

3. through the matching of the air injection structure and the dust hood, high-pressure air is used for blowing off dust on paper, so that the cleanness of the paper is ensured, the sprayed air is absorbed, the cleanness of the working environment is ensured, and the printing quality is high;

4. through the cooperation of two printing rollers, print the two sides of paper simultaneously, print efficiently, and print the high quality.

To sum up, the utility model discloses can stretch flat paper to clean the two sides of paper, improve the printing quality, during the printing, can monitor the slew velocity of the roller of form advancing, print the two sides of paper, improve printing efficiency and printing precision.

Drawings

In order to more clearly illustrate the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.

Fig. 1 is a schematic view of an internal structure of a double-sided double-color flexographic printing machine according to the present invention;

fig. 2 is a schematic view of an external structure of a double-sided double-color flexographic printing machine according to the present invention;

fig. 3 is an enlarged view of a structure at a position a of the double-sided two-color flexible printing press provided by the utility model;

fig. 4 is a structure enlarged view of B position of the double-sided double-color flexible printing machine of the utility model.

In the figure: the automatic paper feeding device comprises a machine frame 1, a first power roller 2, a first guide roller 3, a printing roller 4, a second power roller 5, a first mounting frame 6, a second guide roller 7, a winding roller 8, a second mounting frame 9, a third guide roller 10, a connecting frame 11, a supporting plate 12, a third power roller 13, a fourth guide roller 14, a supporting frame 15, a fourth power roller 16, a third mounting frame 17, a paper feeding roller 18, a notch 19, a high-pressure air pipe 20, an exhaust pipe 21, a dust suction pipe 22, a dust suction cover 23, a rotating rod 24, a distance measuring wheel 25, a mounting plate 26, a cylinder 27, a roller 28 and a resistance roller 29.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1-4, a double-sided double-color flexographic printing machine comprises a frame 1, a connecting frame 11 and a supporting frame 15, wherein the connecting frame 11 is positioned between the frame 1 and the supporting frame 15 and is used for connecting the frame 1 and the supporting frame 15, two ends of the connecting frame 11 are respectively fixed on opposite side walls of the frame 1 and the supporting frame 15, a first power roller 2 is installed in the frame 1 and provides power for moving paper, two printing rollers 4 are installed in the frame 1, the two printing rollers 4 are respectively positioned on two sides of the first power roller 2, one of the two printing rollers 4 is provided with a lower device for facilitating double-sided printing, after one side is printed, the lower side is printed, two first guide rollers 3 are arranged between the two printing rollers 4, the two first guide rollers 3 are installed on the frame 1, and the two first guide rollers 3 are positioned on two sides of the first power roller 2, the direction of the paper is changed, and the time for the paper to enter the next printing roller 4, the printing ink drying device is convenient to dry printing ink, a second guide roller 7 is further installed in the rack 1, the second guide roller 7 and the first power roller 2 are located on the same horizontal position, the printing ink drying is convenient, a first mounting frame 6 is fixed on the upper portion of one side of the rack 1 and plays a supporting role, a second power roller 5 is installed in the first mounting frame 6 and improves the flatness of paper, printing is convenient, a second mounting frame 9 is fixed on the lower portion of one side of the rack 1, a winding roller 8 is installed in the second mounting frame 9 and collects printed paper, a supporting plate 12 is hinged to the upper end of the connecting frame 11, a user can step on the supporting plate 12 to observe the working condition of equipment, an opening 19 is formed in one side of the connecting frame 11 and is convenient to open the supporting plate 12, two dust hoods 23 are sequentially installed in the connecting frame 11 from top to bottom, one sides of openings of the two dust hoods 23 are oppositely arranged, the openings of the two dust hoods 23, the other side of the dust hood 23 is connected with a dust suction pipe 22, the dust suction pipe is connected with an external dust suction device to form negative pressure, a gas injection structure is arranged in the dust hood 23, high-pressure gas is used for blowing off dust on paper, the paper is ensured to be clean, the sprayed gas is absorbed, the cleanness of a working environment is ensured, the printing quality is high, a leveling structure is arranged in the support frame 15, the paper is stretched for multiple times to ensure the flatness of the paper, the printing quality is improved, a third mounting frame 17 is fixed on the other side of the support frame 15, a paper feeding roller 18 is installed in the third mounting frame 17 and is used for conveying the paper, a rotating shaft of the paper feeding roller 18 penetrates through one end side wall in the third mounting frame 17 and extends to one side of the third mounting frame 17, a resistance roller 29 is fixed at one end of the rotating shaft of the paper feeding roller 18, a rotating rod 24 is rotatably connected with one side of the third mounting frame, measure the slew velocity of resistance roller 29, the cladding has the rubber layer on the a week lateral wall of resistance roller 29, improve the frictional force between resistance roller 29 and the range finding wheel 25, avoid skidding, one side of third mounting bracket 17 is fixed with mounting panel 26, one side of mounting panel 26 is fixed with cylinder 27, gyro wheel 28 is installed to cylinder 27's piston rod end, gyro wheel 28 contradicts in one side of dwang 24, thrust through cylinder 27, the pressure of adjustment range finding wheel 25 at resistance roller 29, thereby adjust resistance roller 29 pivoted resistance.

The utility model discloses in, the air-jet structure includes that equidistant fixes exhaust pipe 21 in suction hood 23, one side of exhaust pipe 21 is equipped with a plurality of air outlets, be used for blowing high-pressure gas to the paper on, exhaust pipe 21 fixes on the relative lateral wall of suction hood 23, a plurality of exhaust pipe 21 in same suction hood 23 are a set of, blow the clearance to the both sides of paper, and a plurality of exhaust pipe 21 of same group are connected with high-pressurepipe 20 jointly, high-pressurepipe 20's one end runs through suction hood 23 and link 11 and extends to one side of link 11, be convenient for be connected with external high-pressure gas equipment.

The utility model discloses in, the structure of leveling includes equidistant a plurality of fourth guide rolls 14 of installing in support frame 15, install a plurality of third power roller 13 in the support frame 15, a plurality of fourth guide rolls 14 and a plurality of third power roller 13 cross arrangement, the paper passes through a fourth guide roll 14 and a third power roller 13 in proper order, analogize in proper order, be convenient for level the paper, and fourth guide roll 14 is located the upper end of third power roller 13, the number of fourth guide roll 14 and third power roller 13 is three, the effect of leveling reaches best, fourth power roller 16 is installed to one side that is located third mounting bracket 17 in support frame 15, change the direction of paper, tensile effect is improved.

According to the technical scheme, in use, paper extends to one side of the bottom of a fourth power roller 16 from one side of a paper feeding roller 18, the paper sequentially passes through a fourth guide roller 14 and a third power roller 13, and so on, the paper is wound to the last third power roller 13, then passes through two dust hoods 23 and extends to the third guide roller 10, the paper extends to the bottommost printing roller 4 from one side of the third guide roller 10 to print one surface of the paper, the paper passes through the bottommost first guide roller 3, the first power roller 2 and the topmost first guide roller 3 and enters the topmost printing roller 4 to complete printing of the other surface, the paper passes through a second power roller 5 and a second guide roller 7 and is wound at a winding roller 8, and in the working process, an air cylinder 27 abuts against one side of a rotating rod 24 through a roller 28, so that a distance measuring wheel 25 abuts against a resistance roller 29, resistance is provided for rotation of the paper feeding roller 18, meanwhile, rotation speed of the paper feeding roller 18 is measured, paper is conveniently leveled, the paper is leveled on the three fourth guide rollers 14 and the third power roller 13, the dust suction pipe 22 is connected to an external dust collector, the high-pressure air pipe 20 is connected to one side of the high-pressure pump, the paper is cleaned through the high-pressure air pipe 20 and the exhaust pipe 21 at the connecting frame 11 through high-pressure air, dust on the paper is removed, absorption is carried out through the dust suction cover 23, printing quality is guaranteed, double-sided printing is achieved, time intervals are short, the paper is flat and straight, and printing quality is high.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims

1. The utility model provides a two-sided double-colored flexographic printing machine, includes frame (1), link (11) and support frame (15), its characterized in that: the connecting frame (11) is positioned between the rack (1) and the supporting frame (15), the two ends of the connecting frame (11) are respectively fixed on the opposite side walls of the rack (1) and the supporting frame (15), a first power roller (2) is installed in the rack (1), two printing rollers (4) are installed in the rack (1), the two printing rollers (4) are respectively positioned on the two sides of the first power roller (2), two first guide rollers (3) are arranged between the two printing rollers (4), the two first guide rollers (3) are installed on the rack (1), the two first guide rollers (3) are positioned on the two sides of the first power roller (2), a second guide roller (7) is also installed in the rack (1), the second guide roller (7) and the first power roller (2) are positioned at the same horizontal position, the utility model discloses a dust collection and dust removal device, including frame (1), one side upper portion of frame (1) is fixed with first mounting bracket (6), install second power roller (5) in first mounting bracket (6), one side lower part of frame (1) is fixed with second mounting bracket (9), install winding roller (8) in second mounting bracket (9), the upper end of link (11) articulates there is backup pad (12), from last to installing two suction hoods (23) down in proper order in link (11), two opening one side of suction hood (23) sets up relatively, the opposite side of suction hood (23) all is connected with dust absorption pipe (22), be equipped with jet structure in suction hood (23), be equipped with in support frame (15) and draw the structure of putting down, the opposite side of support frame (15) is fixed with third mounting bracket (17), install paper feeding roller (18) in third mounting bracket (17), the pivot of roller of feeding (18) runs through one end lateral wall in third mounting bracket (17) and extends to one side of third mounting bracket (17), the pivot one end of roller of feeding (18) is fixed with resistance roller (29), one side of third mounting bracket (17) is rotated and is connected with dwang (24), range finding wheel (25) is installed to the one end of dwang (24), one side of third mounting bracket (17) is fixed with mounting panel (26), one side of mounting panel (26) is fixed with cylinder (27), gyro wheel (28) are installed to the piston rod end of cylinder (27), gyro wheel (28) are contradicted one side of dwang (24).

2. A two-sided two-color flexographic printing machine according to claim 1 wherein the air-jet structure comprises exhaust pipes (21) fixed at equal intervals in the suction hood (23), the exhaust pipes (21) are fixed on opposite side walls of the suction hood (23), a plurality of exhaust pipes (21) in the same suction hood (23) are in one set, and the exhaust pipes (21) in the same set are connected with the high-pressure air pipe (20) together, one end of the high-pressure air pipe (20) runs through the suction hood (23) and the connecting frame (11) and extends to one side of the connecting frame (11).

3. A two-sided two-color flexographic printing machine according to claim 1 wherein said leveling structure comprises a plurality of fourth guide rollers (14) mounted at equal intervals in said support frame (15), said support frame (15) having a plurality of third power rollers (13) mounted therein, said fourth guide rollers (14) and said third power rollers (13) being arranged in a crossed manner, and said fourth guide rollers (14) being located at the upper end of said third power rollers (13), said support frame (15) having one side of said third mounting frame (17) having a fourth power roller (16) mounted therein.

4. A double-sided bi-color flexographic printing machine according to claim 1 wherein said connecting frame (11) is provided with a cutout (19) on one side.

5. A double-sided bi-color flexographic printing machine according to claim 1 wherein a circumferential side wall of said resist roller (29) is coated with a rubber layer.

6. A double-sided bi-color flexographic printing machine according to claim 3 characterized in that said fourth guide rollers (14) and said third powered rollers (13) are three in number.