CN205149236U - Rotate high -speed UV ink -jet printing system of formula digit - Google Patents

Abstract

The utility model discloses a rotary digital high-speed UV inkjet printing system, which comprises a paper guiding mechanism and a printing device. The paper guiding mechanism includes a tension control device, a paper deviation correction device, a printing device and a paper reversing device. The tension control device It is arranged on the paper input side of the printing machine, the paper deviation correction device is arranged at the outlet of the tension control device, and the tension control device and the paper deviation correction device are arranged under the printing device, and the printing device includes upper and lower layers The first printing paper roller group and the second printing paper roller group are arranged, the paper reversing device is arranged between the first printing paper roller group and the second printing paper roller group, and the printing device includes A first printing component and a second printing component arranged above the first printing paper roll set and the second printing paper roll set. The rotary digital high-speed UV inkjet printing system provided by the utility model has a simple structure, can realize double-sided printing, can maintain paper tension, and has high printing speed and good effect.

Description

Rotary Digital High Speed UV Inkjet Printing System

technical field

The utility model relates to the technical field of printing equipment, in particular to a rotary digital high-speed UV inkjet printing system.

Background technique

In the prior art, whether it is an ink-jet imaging principle digital printing machine or an electrostatic imaging principle digital printing machine, all adopt a straight "inline" paper route. To complete double-sided printing on this route, paper must be used. The flipping device or another group of units is added to complete the printing on the other side of the paper. The internal components of the printing machine are not compactly arranged, which makes the printing machine bulky.

The "one-line" paper route makes the traditional rotary printing machine need to re-pass the bag when switching, which takes a long time and seriously affects the work efficiency. In addition, due to the front and back double-sided printing in a relatively small space, the printed matter is easy to wrinkle and difficult Ensure product quality, and the operation is not convenient.

Utility model content

The purpose of the utility model is to provide a rotary digital high-speed UV inkjet printing system, which has a simple structure and a reasonable layout, and can realize double-sided printing. The paper guide mechanism can maintain the tension of the paper, and the printing speed is fast and the effect is good.

Based on the above problems, the technical solution provided by the utility model is:

The rotary digital high-speed UV inkjet printing system includes a paper guide mechanism and a printing device. The paper guide mechanism includes a tension control device, a paper deviation correction device, a printing device and a paper reversing device. The tension control device is arranged on the printing machine. On the paper input side, the paper deviation correcting device is arranged at the exit of the tension control device, and the tension control device and the paper deviation correcting device are arranged below the printing device, and the printing device includes a first The printing paper roller group and the second printing paper roller group, the paper reversing device is arranged between the first printing paper roller group and the second printing paper roller group, and the printing device includes The first printing unit and the second printing unit above a set of printing paper rolls and the second set of printing paper rolls.

Further, the tension control device includes first and second tension control paper rolls arranged in parallel in the transverse direction, and the paper runs in an S-shape between the first and second tension control paper rolls.

Further, the paper deviation correcting device includes first and second paper deviation correcting paper rollers arranged horizontally, and the diameters of the first and second paper deviation correcting paper rollers are larger than the first and second tension control paper rollers.

Further, a first transition paper roll, a second transition paper roll and a third transition paper roll are arranged between the tension control device and the paper deflection correction device, and the first transition paper roll, the second transition paper roll and the The third transition paper rolls are sequentially arranged along the vertices of the first triangle, and the axis directions of the first, second and third transition paper rolls are perpendicular to the plane where the first triangle is located.

Further, a fourth transition paper roller is provided between the paper deflection correcting device and the first printing paper roller set.

Further, the paper reversing device includes a first reversing paper roller and a second reversing paper roller arranged vertically, and the paper enters the paper reversing device from the outlet of the first printing paper roller group and then enters the paper reversing device. As for the second transfer paper roller set, the paper is in an S-shaped direction between the first reversing paper roller and the second reversing paper roller.

Further, the first printing paper roll set includes first and second printing control paper rolls and several first printing paper rolls arranged between the first and second printing control paper rolls, the first The printing paper rolls are arranged in sequence along the arc length direction of the first arc, and the axis direction of each first printing paper roll is perpendicular to the chord length direction of the first arc shape, and the first and second printing control paper rolls a diameter greater than that of the first transfer paper roll;

The second printing paper roll set includes the third and fourth printing control paper rolls and several second printing paper rolls arranged between the third and fourth printing control paper rolls, the second printing paper rolls Arranged in sequence along the arc length direction of the second arc, and the axis direction of each second printing paper roll is perpendicular to the chord length direction of the second arc, and the diameters of the third and fourth printing control paper rolls are larger than The second printing paper roll.

Further, the first and second printing components each include a drawer, several inkjet heads and several UV lamps arranged in the drawer, and the arc length of the inkjet head and the UV lamp along the third arc is The directions are arranged at intervals, and the radian of the third arc matches the first and second arcs.

Further, a paper platen device is provided on the paper output side of the printing machine, the paper platen device includes a first paper platen roller set and a second paper platen roller set, and the first paper platen roller set is arranged on the second paper platen roller set. The exit of the printing paper roller group, the second pressing roller group is arranged below the first pressing roller group.

Further, the first platen roller set includes first and second platen rollers, and the first, second platen rollers and the fourth printing control paper roller are arranged in sequence along the vertices of the second triangle , the axial direction of the first and second platen rollers and the fourth printing control paper roller is perpendicular to the plane where the second triangle is located, and the second platen roller group includes the third, fourth, and fifth Platen rollers, the third, fourth, and fifth platen rollers are arranged in sequence along the vertices of the third triangle, and the axis directions of the third, fourth, and fifth platen rollers are the same as those of the third triangle The plane is vertical.

Compared with the prior art, the utility model has the advantages of:

1. Adopting the technical solution of the utility model, the printing mechanism of the rotary printing machine has a simple structure and a compact layout, and can realize double-sided printing of paper without setting a paper turning device, which greatly reduces the volume compared with the existing rotary printing machine , to reduce the footprint of the machine;

2. Adopting the technical solution of this utility model, the paper guide mechanism in the printing mechanism is multi-stage transmission, and the paper feeding line is arranged in a curve, which can reduce the tensile strength of the paper and ensure the stable tension of the paper, thereby ensuring the printing efficiency and printing efficiency. quality.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments. The accompanying drawings in the following description are only some embodiments of the utility model. Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is the structural representation of the embodiment of the rotary digital high-speed UV inkjet printing system of the present invention;

Among them: 1. The first tension control paper roll; 2. The second tension control paper roll; 3. The first transition paper roll; 4. The second transition paper roll; 5. The third transition paper roll; 6. The first paper correction Paper roller; 7. The second paper correction paper roller; 8. The fourth transition paper roller; 9. The first printing control paper roller; 10. The first printing paper roller; 11. The second printing control paper roller; 12. The first Printing unit; 13. The first UV drying device; 14. The first reversing paper roll; 15. The second reversing paper roll; 16. The third printing control paper roll; 17. The second printing paper roll; 18. The second Printing part; 19, the second UV drying device; 20, inkjet head; 21, UV lamp; 22, the fourth printing control paper roller; 23, the first pressing roller; 24, the second pressing roller; 25, the first Three pressing rollers; 26, the fourth pressing roller; 27, the fifth pressing roller.

detailed description

The above solution will be further described below in conjunction with specific embodiments. It should be understood that these embodiments are used to illustrate the utility model and not limit the scope of the utility model. The implementation conditions used in the examples can be further adjusted according to the conditions of specific manufacturers, and the implementation conditions not indicated are usually the conditions in routine experiments.

Referring to Fig. 1, it is a structural schematic diagram of an embodiment of the present invention, which provides a rotary digital high-speed UV inkjet printing system, which includes a paper guide mechanism and a printing device, and the paper guide mechanism includes a tension control device, a paper deviation correction device, and a printing device And the paper reversing device, the tension control device is set on the paper input side of the printing machine, the paper deviation correction device is set at the exit of the tension control device, the tension control device and the paper deviation correction device are set under the printing device, in order to realize double-sided printing of paper, The printing device includes a first printing paper roller group and a second printing paper roller group arranged up and down in layers, and a paper reversing device is arranged between the first printing paper roller group and the second printing paper roller group. Correspondingly, the printing device It includes a first printing unit 12 and a second printing unit 18 respectively arranged above the first printing paper roll set and the second printing paper roll set.

The tension control device includes a first tension control paper roll 1 and a second tension control paper roll 2 arranged in parallel in the transverse direction, and the paper runs in an S-shape between the first tension control paper roll 1 and the second tension control paper roll 2 .

The paper deviation correction device comprises a first paper deviation correction paper roller 6 and a second paper deviation correction paper roller 7 arranged horizontally, and the diameters of the first paper deviation correction paper roller 6 and the second paper deviation correction paper roller 7 are larger than the first tension control paper roller 1 And the second tension control paper roller 2 to realize the deviation correction of the paper.

In order to further optimize the implementation effect of the utility model, reduce the tensile strength of the paper, and ensure that the tension of the paper is stable, a first transition paper roll 3 and a second transition paper roll 4 are also arranged between the tension control device and the paper deviation correction device and the third transition paper roll 5, and the first transition paper roll 3, the second transition paper roll 4 and the third transition paper roll 5 are arranged in sequence along the vertices of the first triangle, and the axis directions of the three transition paper rolls are the same as The plane where the first triangle is located is vertical.

In order to further optimize the implementation effect of the present invention, a fourth transition paper roller 8 is provided between the paper deviation correction device and the first printing paper roller group.

In this example, the paper reversing device includes the first reversing paper roller 14 and the second reversing paper roller 15 arranged vertically, and the paper enters the paper reversing device from the exit of the first printing paper roller group and then enters the second printing paper In the roller group, the paper moves in an S-shape between the first reversing paper roller 14 and the second reversing paper roller 15 .

The first printing paper roll group includes a first printing control paper roll 9 and a second printing control paper roll 11, and several first printing paper rolls are arranged between the first printing control paper roll 9 and the second printing control paper roll 11 10. These first printing paper rollers 10 are arranged in sequence along the arc length direction of the first arc, and the axis direction of each first printing paper roller 10 is perpendicular to the chord length direction of the first arc shape, and the first printing control The diameter of paper roll 9 and the second printing control paper roll 11 is greater than the first printing paper roll 10; Similarly, the second printing control paper roll group includes the third printing control paper roll 16 and the fourth printing control paper roll 22, in the third Several second printing paper rolls 17 are arranged between the printing control paper roll 16 and the fourth printing control paper roll 22, and these second printing paper rolls 17 are arranged in sequence along the arc length direction of the second arc, and each The axis direction of the second printing paper roll 17 is perpendicular to the chord length direction of the second arc, the diameter of the third printing control paper roll 16 and the fourth printing control paper roll 22 is larger than the second printing paper roll 17, and the printing paper roll is in the shape of The arc-shaped arrangement can maintain the tension of the paper under the printing unit, and can also extend the paper path.

In order to further optimize the implementation effect of the utility model and ensure the quality of the paper after printing, a paper pressing device is provided on the paper output side of the printing machine, and the paper pressing device includes a first paper pressing roller group and a second paper pressing roller group, wherein The first platen roller set is arranged at the outlet of the second printing paper roller set, and the second platen roller set is arranged below the first platen roller set. Specifically, the first platen roller set includes the first platen roller 23 and the second platen roller set. Two platen rollers 24, and the first platen roller 23, the second platen roller 24 and the fourth printing control paper roller 22 are arranged in sequence along the vertices of the second triangle, the first platen roller 23, the second platen roller The axis direction of the roller 24 and the fourth printing control paper roller 22 is perpendicular to the plane where the second triangle is located; the second platen roller group includes the third platen roller 25, the fourth platen roller 26 and the fifth platen roller 27 , the third platen roller 25, the fourth platen roller 26 and the fifth platen roller 27 are arranged in sequence along the vertices of the third triangle, the third platen roller 25, the fourth platen roller 26, the fifth platen roller The axial direction of the roller 27 is perpendicular to the plane where the third triangle is located.

In this example, the first printing unit 12 and the second printing unit 18 all include a drawer, several inkjet heads 20 and several UV lamps 21 arranged in the drawer, wherein the inkjet heads 20 and the UV lamps 21 are arranged at intervals, The inkjet head 20 and the UV lamp 21 are arranged along the arc length direction of the third arc, and the arc formed by the inkjet head 20 and the UV lamp 21 is arranged with the first printing paper roller group and the second printing paper roller group The radian of the paper is matched to realize the imaging of the paper.

In order to further optimize the implementation effect of the present utility model, a first UV drying device 13 and a second UV drying device 19 are respectively arranged at the outlets of the first printing unit 12 and the second printing unit 18, the first UV drying unit 13 and the second UV drying unit 19 The second UV drying device 19 adopts a high-power UV lamp for fully drying the printed paper.

The above examples are only to illustrate the technical concept and characteristics of the present utility model, and its purpose is to allow people familiar with this technology to understand the content of the present utility model and implement it accordingly, and cannot limit the protection scope of the present utility model with this. All equivalent transformations or modifications made according to the spirit of the utility model shall fall within the protection scope of the utility model.

Claims (10)

1. cycle type digital high-speed UV ink-jet printing system, it is characterized in that: comprise paper guide and printing equipment, described paper guide comprises tenslator, paper deviation correcting device, to undertake the printing of device and paper reversing arrangement, what described tenslator was arranged on printing machine enters paper side, described paper deviation correcting device is arranged on the outlet of described tenslator, and described tenslator, undertake the printing of below device described in paper deviation correcting device is arranged on, described device of undertaking the printing of comprises first of upper and lower storied placement paper bowl group and second of undertaking the printing of and to undertake the printing of paper bowl group, described first paper bowl group and described second of undertaking the printing of is undertaken the printing of between paper bowl group and is arranged described paper reversing arrangement, described printing equipment comprises and is separately positioned on the described first paper bowl group and described second of undertaking the printing of and undertakes the printing of the first printing unit (12) above paper bowl group and the second printing unit (18).

2. cycle type digital high-speed UV ink-jet printing system according to claim 1, it is characterized in that: described tenslator comprises laterally parallel first, second tension force arranged and controls paper bowl (1,2), and paper controls S-type trend between paper bowl (1,2) at first, second tension force described.

3. cycle type digital high-speed UV ink-jet printing system according to claim 1, it is characterized in that: described paper deviation correcting device comprises first, second paper correction paper bowl (6,7) of horizontal arrangement, the diameter of described first, second paper correction paper bowl (6,7) is greater than first, second tension force described and controls paper bowl (1,2).

4. cycle type digital high-speed UV ink-jet printing system according to claim 1, it is characterized in that: between described tenslator and described paper deviation correcting device, be provided with First Transition paper bowl (3), the second transition paper bowl (4) and the 3rd transition paper bowl (5), described First Transition paper bowl (3), the second transition paper bowl (4) and the 3rd transition paper bowl (5) are arranged successively along the first leg-of-mutton drift angle, the axis direction of described first, second, third transition paper bowl (3,4,5) and described first triangle place plane orthogonal.

5. cycle type digital high-speed UV ink-jet printing system according to claim 1, is characterized in that: described paper deviation correcting device and described first is undertaken the printing of between paper bowl group and is provided with the 4th transition paper bowl (8).

6. cycle type digital high-speed UV ink-jet printing system according to claim 1, it is characterized in that: described paper reversing arrangement comprises perpendicular straight arranged first commutation paper bowl (14) and the second commutation paper bowl (15), paper is undertaken the printing of from described first and is entered described second after the outlet of paper bowl group enters described paper reversing arrangement and to undertake the printing of paper bowl group, and paper to commutate S-type trend between paper bowl (15) in described first commutation paper bowl (14) and second.

7. cycle type digital high-speed UV ink-jet printing system according to claim 1, it is characterized in that: the described first paper bowl group of undertaking the printing of comprises first, second printing controls paper bowl (9, 11) and be arranged on described first, second printing controls paper bowl (9, 11) several between first to be undertaken the printing of paper bowl (10), described first paper bowl (10) of undertaking the printing of sets gradually along the arc length direction of the first arc, and each first the undertake the printing of axis direction of paper bowl (10) is vertical with the chord length direction of described first arc, described first, second printing controls paper bowl (9, 11) diameter is greater than described first and undertakes the printing of paper bowl (10),

Described second undertakes the printing of, and paper bowl group comprises that the 3rd, the 4th printing controls paper bowl (16,22) and be arranged between described 3rd, the 4th printing control paper bowl (16,22) that several second to be undertaken the printing of paper bowl (17), described second paper bowl (17) of undertaking the printing of sets gradually along the arc length direction of the second arc, and each second the undertake the printing of axis direction of paper bowl (17) is vertical with the chord length direction of described second arc, the diameter that described 3rd, the 4th printing controls paper bowl (16,22) is greater than described second and undertakes the printing of paper bowl (17).

8. cycle type digital high-speed UV ink-jet printing system according to claim 7, it is characterized in that: first, second printing unit described (12,18) includes drawer, be arranged on several ink guns (20) in drawer and several UV lamps (21), described ink gun (20) is intervally arranged with the arc length direction of described UV lamp (21) along the 3rd arc, and radian and first, second arc described of described 3rd arc match.

9. cycle type digital high-speed UV ink-jet printing system according to claim 7, it is characterized in that: be provided with paper pressing device in the paper delivery side of printing machine, described paper pressing device comprises the first air roll group and the second air roll group, described first air roll group be arranged on described second undertake the printing of paper bowl group outlet, described second air roll group is arranged on the below of described first air roll group.

10. cycle type digital high-speed UV ink-jet printing system according to claim 9, it is characterized in that: described first air roll group comprises first, second air roll (23, 24), described first, second air roll (23, 24) print with the described 4th and control paper bowl (22) and arrange successively along the second leg-of-mutton drift angle, described first, second air roll and described 4th printing control paper bowl (23, 24, 22) axis direction and described second triangle place plane orthogonal, described second air roll group comprises the 3rd, 4th, 5th air roll (25, 26, 27), described 3rd, 4th, 5th air roll (25, 26, 27) arrange successively along the 3rd leg-of-mutton drift angle, described 3rd, 4th, 5th air roll (25, 26, 27) axis direction and described 3rd triangle place plane orthogonal.