Digital double-sided printing machine production line

Abstract

The utility model belongs to the technical field of printing equipment, and provides a digital double-sided printing machine production line which comprises an unwinding system, a collecting system, a printing assembly and a middle guide roller. Wherein the unwinding system is used for unwinding a target coiled material; the collecting system and the unwinding system are arranged at an interval, and the collecting system is used for collecting the target coiled material subjected to double-sided printing; the printing assembly is arranged between the unwinding system and the collecting system and comprises a wall plate, a first digital spray head, a drying oven and a second digital spray head, the first digital spray head, the drying oven and the second digital spray head are sequentially installed on the wall plate at intervals in the horizontal direction, and at least two sets of holes for target coiled materials to enter and exit the drying oven are formed in the drying oven. The multiple middle guide rollers are rotationally arranged on the wall plate and used for bearing and conveying a target coiled material, and the middle guide rollers are arranged along a preset path so that the first digital spray head and the second digital spray head can be arranged opposite to the front face and the back face of the target coiled material correspondingly.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of printing equipment, and particularly relates to a digital double-sided printing machine production line. BACKGROUND

[0002] With the continuous development of printing technology, digital printing gradually becomes one of the mainstream technologies in the printing industry due to its high efficiency, flexibility, environmental protection and other characteristics. Although the traditional single-sided printing machine can meet the basic printing requirements, in the scene requiring double-sided printing, it often needs to be printed and turned over for multiple times, resulting in low production efficiency, increased cost, and errors caused by multiple operations, which affects the printing quality. Therefore, it is necessary to solve the above technical problems. CONTENT OF THE UTILITY MODEL

[0003] The purpose of the embodiment of the application is to provide a digital double-sided printing machine production line to solve the technical problem of low printing efficiency in the prior art.

[0004] To achieve the above purpose, the technical scheme adopted by the application is to provide a digital double-sided printing machine production line, comprising:

[0005] A unwinding system for unwinding a target roll material;

[0006] A collection system arranged at intervals with the unwinding system and used for collecting the target roll material after double-sided printing;

[0007] A printing assembly arranged between the unwinding system and the collection system, the printing assembly comprising a wall plate and a first digital nozzle, an oven and a second digital nozzle installed at intervals in the horizontal direction on the wall plate, and the oven is provided with at least two groups of holes for the target roll material to enter and exit the oven;

[0008] Intermediate guide rollers rotatably arranged on the wall plate and used for supporting and conveying the target roll material, the intermediate guide rollers are arranged along a preset path so that the first digital nozzle and the second digital nozzle are arranged opposite to the front and back surfaces of the target roll material, respectively.

[0009] Optionally, the unwinding system comprises a unwinding shaft and a traction roller set, and further comprises a deviation correction assembly for deviation correction and a front-end dynamic film storage assembly for adjusting the tension of the target roll material;

[0010] The deviation correction assembly and the front-end dynamic film storage assembly are arranged between the unwinding shaft and the traction roller set.

[0011] Optionally, the collection system comprises a flattening guide roller for flattening the target roll material and a rear-end dynamic film storage assembly for adjusting the tension of the target roll material;

[0012] The rear end dynamic film storage assembly is arranged between the printing assembly and the flattening guide roller.

[0013] Optionally, the collecting system further comprises a longitudinal slitting machine for longitudinally slitting the target roll, a cross-cut guide roller for transversely cutting the target roll, and a stacking platform for stacking the target roll after slitting.

[0014] The flattening guide roller, the longitudinal slitting machine, the cross-cut guide roller, and the stacking platform are sequentially and spacedly arranged.

[0015] Optionally, the collecting system further comprises a servo motor drivingly connected to the stacking platform and used for driving the stacking platform to ascend and descend.

[0016] Optionally, the collecting system further comprises a linear rail slidingly connected to the stacking platform.

[0017] The sliding direction of the stacking platform relative to the linear rail is parallel to the ascending and descending direction of the stacking platform.

[0018] Optionally, the collecting system further comprises a finished product collecting table.

[0019] The finished product collecting table is arranged side by side with the stacking platform and used for engaging with the stacking platform ascending to a predetermined position, and the stacking platform is further provided with a conveying mechanism for conveying the target roll to the finished product collecting table.

[0020] The digital double-sided printing machine production line provided by the present application has the following advantages: compared with the prior art, in the digital double-sided printing machine production line provided by the present application, the printing assembly comprises two digital nozzles and an oven arranged between the two digital nozzles. Since the oven is provided with at least two groups of holes for the target roll to enter and exit, and since the plurality of intermediate guide rollers arranged on the wallboard can guide the target roll to be respectively opposite to the first digital nozzle and the second digital nozzle, when the first digital nozzle completes the printing work on one side of the target roll, the target roll can be sent into the oven for drying. The target roll sent out from the oven can be continuously conveyed to the other side opposite to the second digital nozzle, so that the second digital nozzle can complete the printing work on the other side, and then the target roll is sent into the oven for drying. Therefore, the digital double-sided printing machine production line provided by the present application can complete the double-sided printing of the target roll in one time with high quality, which is beneficial to significantly improving the printing efficiency and is much better than the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor.

[0022] Figure 1 It is a schematic diagram of the overall structure of the digital double-sided printing machine production line in the embodiments of the present application.

[0023] Figure 2 It is a schematic diagram of the local structure of the digital double-sided printing machine production line in the embodiments of the present application Figure 1 .

[0024] Figure 3 It is a schematic diagram of the local structure of the digital double-sided printing machine production line in the embodiments of the present application Figure 2 .

[0025] In the figure, the reference signs are as follows: 100, unwinding system; 101, unwinding shaft; 102, traction roller group; 103, deviation correction assembly; 104, front end dynamic film storage assembly; 200, collection system; 201, flattening guide roller; 202, rear end dynamic film storage assembly; 203, longitudinal slitting machine; 204, cross-cut guide roller; 205, stacking platform; 206, servo motor; 207, linear rail; 208, finished product collection table; 300, printing assembly; 301, first digital nozzle; 302, oven; 303, second digital nozzle; 304, wallboard; 400, intermediate guide roller; 1000, target web. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical solutions and beneficial effects of the present application more clearly understood, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and do not limit the present application.

[0027] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0028] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like, indicate directions or positions based on the directions or positions shown in the drawings, and are used for convenience of description and simplification of description only, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the application.

[0029] In addition, the terms "first", "second", "third", etc. are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined with "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the application, the meaning of "a plurality of" is two or more, unless otherwise explicitly and specifically limited.

[0030] Please refer to Figures 1 to 3 , a digital double-sided printing machine production line provided by the embodiment of the application will be described. The digital double-sided printing machine production line includes a unwinding system 100, a collecting system 200, a printing assembly 300 and an intermediate guide roller 400. Among them:

[0031] The unwinding system 100 is used for unwinding the target roll 1000; the collecting system 200 is arranged at intervals with the unwinding system 100 and is used for collecting the target roll 1000 after double-sided printing; the printing assembly 300 is arranged between the unwinding system 100 and the collecting system 200, and the printing assembly 300 includes a wall plate 304 and a first digital nozzle 301, an oven 302 and a second digital nozzle 303 which are installed at intervals in the horizontal direction on the wall plate 304 in sequence, and the oven 302 is provided with at least two groups of holes for the target roll 1000 to enter and exit the oven 302; the intermediate guide roller 400 is rotatably arranged on the wall plate 304 and is used for supporting and conveying the target roll 1000, and the intermediate guide roller 400 is arranged along a preset path so that the first digital nozzle 301 and the second digital nozzle 303 are arranged opposite to the front and back surfaces of the target roll 1000, respectively. In the embodiment, the first digital nozzle 301 and the second digital nozzle 303 are used to complete the printing work on the front and back surfaces of the target roll 1000, and the oven 302 is used to dry the printing material and make the printing material tightly combined on the target roll 1000.

[0032] According to the above structure provided in the embodiment, in the digital double-sided printing machine production line provided in the embodiment, the printing assembly 300 comprises two digital nozzles and the oven 302 arranged between the two digital nozzles. Since the oven 302 is provided with at least two groups of holes for the target web 1000 to enter and exit, and since the plurality of intermediate guide rollers 400 arranged on the wall plate 304 can guide the target web 1000 to be respectively opposite to the first digital nozzle 301 and the second digital nozzle 303, when the first digital nozzle 301 completes the printing work on one side of the target web 1000, the target web 1000 can be sent into the oven 302 for drying, and the target web 1000 sent out of the oven 302 can continue to be transported to the other side opposite to the second digital nozzle 303 and make the second digital nozzle 303 complete the printing work on the other side, and then the target web 1000 is sent into the oven 302 for drying, so that the digital double-sided printing machine production line provided in the application can complete the double-sided printing of the target web 1000 with high quality at one time, which is beneficial to significantly improve the printing efficiency and is much better than the prior art. It can be understood that, as a preferred embodiment, the oven 302 in the embodiment is provided with three groups of holes for the target web 1000 to enter and exit, so that the printing materials on both sides of the target web 1000 can be solidified and then dried by the oven 302 once, which can achieve better printing quality.

[0033] In another embodiment of the application, referring to Figures 1 to 3 , the unwinding system 100 comprises an unwinding shaft 101 and a traction roller set 102, and further comprises a deviation correction assembly 103 for deviation correction and a front-end dynamic film storage assembly 104 for adjusting the tension of the target web 1000; the deviation correction assembly 103 and the front-end dynamic film storage assembly 104 are arranged between the unwinding shaft 101 and the traction roller set 102.

[0034] According to the above structure provided in the embodiment, the deviation correction assembly 103 can stably transmit the target web 1000, and the front-end dynamic film storage assembly 104 can flexibly adjust the tension of the target web 1000, so as to further improve the printing efficiency of the digital double-sided printing machine production line in the embodiment. In the embodiment, the front-end dynamic film storage assembly 104 can adopt a tension adjusting mechanism commonly used in the art. For the convenience of description, the form of the front-end dynamic film storage assembly 104 adopted in the embodiment is to adjust the tension of the target web 1000 by cooperating a group of fixed guide rollers and floating guide rollers. In the specific implementation process, the floating guide rollers can automatically descend under the action of gravity or rise under the driving action of the target web 1000, and in this process, the tension of the target web 1000 can be flexibly adjusted. It can be understood that other structures capable of adjusting the tension of the web in the art should also be regarded as a conventional deformation of the front-end dynamic film storage assembly 104 in the embodiment and within the protection scope of the application, which will not be described here.

[0035] In another embodiment of the present application, please refer to Figures 1 to 3 The collecting system 200 further comprises a flattening guide roller 201 for flattening the target web 1000 and a back-end dynamic film storage assembly 202 for adjusting the tension of the target web 1000; the back-end dynamic film storage assembly 202 is arranged between the printing assembly 300 and the flattening guide roller 201. According to the above structure provided in the present embodiment, the flattening guide roller 201 has a large diameter, so that the printed target web 1000 can be effectively flattened. The back-end dynamic film storage assembly 202 can have the same structure as the front-end dynamic film storage assembly 104 and achieve the same tension adjusting effect, which is conducive to further improving the printing efficiency of the digital double-sided printing machine production line in the present embodiment.

[0036] In another embodiment of the present application, please refer to Figures 1 to 3 The collecting system 200 further comprises a longitudinal slitting machine 203 for longitudinally slitting the target web 1000, a cross-cut guide roller 204 for transversely cutting the target web 1000, and a stacking platform 205 for stacking the slit target web 1000; the flattening guide roller 201, the longitudinal slitting machine 203, the cross-cut guide roller 204, and the stacking platform 205 are sequentially and spacedly arranged. According to the above structure provided in the present embodiment, the longitudinal slitting machine 203 and the cross-cut guide roller 204 arranged between the flattening guide roller 201 and the stacking platform 205 can slit the target web 1000 into target specifications in mutually perpendicular directions, and the cut target web 1000 can be conveniently stacked on the stacking platform 205, which is conducive to further improving the printing efficiency of the digital double-sided printing machine production line in the present embodiment.

[0037] In another embodiment of the present application, please refer to Figures 1 to 3 The collecting system 200 further comprises a servo motor 206 drivingly connected to the stacking platform 205 and used for driving the stacking platform 205 to ascend and descend. According to the above structure provided in the present embodiment, the servo motor 206 driving the stacking platform 205 to ascend and descend can better connect the stacking platform 205 to the rear side of the cross-cut guide roller 204, which is conducive to further improving the printing efficiency of the digital double-sided printing machine production line in the present embodiment.

[0038] In another embodiment of the present application, please refer to Figures 1 to 3 The collecting system 200 further comprises a linear rail 207 slidingly connected to the stacking platform 205; the sliding direction of the stacking platform 205 relative to the linear rail 207 is parallel to the ascending and descending direction of the stacking platform 205. According to the above structure provided in the present embodiment, the linear rail 207 slidingly connected to the stacking platform 205 can effectively improve the ascending and descending stability of the stacking platform 205, which is conducive to further improving the printing efficiency of the digital double-sided printing machine production line in the present embodiment.

[0039] In another embodiment of the present application, referring to Figures 1 to 3 The collecting system 200 further comprises a finished product collecting table 208, which is arranged side by side with the stacking platform 205 and is used to be connected with the stacking platform 205 which is lifted to a predetermined position, and the stacking platform 205 is further provided with a conveying mechanism for conveying the target roll 1000 to the finished product collecting table 208. In this embodiment, the conveying mechanism can adopt the conveying mechanism commonly used in the art, such as a conveying belt, and the like, which will not be described in detail herein.

[0040] According to the above structure provided in this embodiment, the conveying mechanism arranged on the stacking platform 205 can convey the target roll 1000 stacked on the stacking platform 205 to a certain thickness to the finished product collecting table 208 connected with the stacking platform 205, which is beneficial to quickly use the stacking platform 205 to carry the subsequent target roll 1000, thereby further improving the printing efficiency of the digital double-sided printing machine production line in this embodiment.

[0041] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A digital double-sided printing production line, characterized in that, include: An unwinding system (100) is used to unwind the target roll (1000). A collection system (200) is provided at an interval from the unwinding system (100) and is used to collect the target roll (1000) after double-sided printing. A printing assembly (300) is disposed between the unwinding system (100) and the collecting system (200). The printing assembly (300) includes a wall panel (304) and a first digital printhead (301), an oven (302), and a second digital printhead (303) that are sequentially spaced on the wall panel (304) in a horizontal direction. The oven (302) is provided with at least two sets of holes for the target roll material (1000) to enter and exit the oven (302). A number of intermediate guide rollers (400) are rotatably arranged on the wall panel (304) and used to carry the target roll material (1000). The intermediate guide rollers (400) are arranged along a preset path so that the first digital printhead (301) and the second digital printhead (303) are respectively arranged opposite to the front and back of the target roll material (1000).

2. The digital double-sided printing machine production line as described in claim 1, characterized in that: The unwinding system (100) includes an unwinding shaft (101) and a traction roller group (102), as well as a correction component (103) for correction and a front-end dynamic storage film component (104) for adjusting the tension of the target roll (1000). The correction assembly (103) and the front-end dynamic film storage assembly (104) are disposed between the unwinding shaft (101) and the traction roller group (102).

3. The digital double-sided printing machine production line as described in claim 1 or 2, characterized in that: The collection system (200) includes a flattening guide roller (201) for flattening the target roll (1000) and a rear dynamic storage film assembly (202) for adjusting the tension of the target roll (1000). The rear dynamic film storage assembly (202) is disposed between the printing assembly (300) and the flattening guide roller (201).

4. The digital double-sided printing machine production line as described in claim 3, characterized in that: The collection system (200) also includes a longitudinal slitting machine (203) for longitudinally slitting the target roll (1000), a transverse slitting guide roller (204) for transversely shearing the target roll (1000), and a stacking platform (205) for stacking the slitting target roll (1000). The flattening guide roller (201), the longitudinal slitting machine (203), the transverse slitting guide roller (204), and the stacking platform (205) are arranged in sequence at intervals.

5. The digital double-sided printing machine production line as described in claim 4, characterized in that: The collection system (200) also includes a servo motor (206) that is driven to the stacking platform (205) and is used to drive the stacking platform (205) to lift up and down.

6. The digital double-sided printing machine production line as described in claim 5, characterized in that: The collection system (200) also includes a linear rail (207) slidably connected to the stacking platform (205). The sliding direction of the stacking platform (205) relative to the rail (207) is parallel to the lifting direction of the stacking platform (205).

7. The digital double-sided printing machine production line as described in claim 5, characterized in that: The collection system (200) also includes a finished product collection station (208); The finished product collection platform (208) is arranged side by side with the stacking platform (205) and is used to connect with the stacking platform (205) which is raised and lowered to a predetermined position. The stacking platform (205) is also provided with a conveying mechanism for conveying the target roll material (1000) to the finished product collection platform (208).

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