Printing device capable of achieving uniform printing

Abstract

The utility model relates to the technical field of printing devices, in particular to a printing device capable of printing uniformly, which comprises a base, two mounting plates are symmetrically mounted at the top of the base, a printing mechanism is connected between the two mounting plates, a box is arranged at one end of the top of the base, and two ends of the bottom of the box are fixed at the top of the base through vertical plates. Air guide cavities are formed in the two ends of the interior of the box body, mounting openings are further formed in the two ends of the box body and communicate with the corresponding air guide cavities, an ion fan is mounted in each mounting opening, air conveying pipes are arranged on the two sides of the box body, and the two ends of each air conveying pipe are fixed to the two ends of the side face of the box body and communicate with the air guide cavities. Ion wind can be conveyed into the two air conveying pipes through the air guide cavity through the ion fan, then the ion wind is blown to the surface of paper through the blowing head, static electricity on the surface of the paper is removed, printing ink can be evenly printed on the surface of the paper during printing, printing is even, and the using effect is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to printing device technical field especially relates to a kind of printing device that can be printed uniformly. BACKGROUND

[0002] Printing device is the machine of printing character and image, modern printing machine is generally by mounting, coating ink, impression, paper feeding mechanism composition.

[0003] The existing printing device is generally by paper feeding mechanism to be sent to printing mechanism place and be printed, then be rolled up by winding mechanism and be stored again.But, because paper surface will generate a large amount of static electricity in the process of conveying, ink will be influenced by static electricity on paper, to cause uneven printing, and use effect is poor, and because paper surface will exist static electricity, to cause paper surface will adsorb dust and other impurities, impurity can scratch paper surface, and can reduce printing quality, use effect is poor.For this reason, we propose a kind of printing device that can be printed uniformly. UTILITARY MODEL CONTENTS

[0004] The utility model aims at solving the above-mentioned shortcomings in prior art, and provides a kind of printing device that can be printed uniformly.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: design a kind of printing device that can be printed uniformly, including base, the top of base is symmetrically equipped with two mounting plates, and is connected with printing mechanism between two mounting plates;

[0006] The top of base is equipped with box, and the bottom of box is fixed on the top of base at both ends, and gas guide cavity is set up in the inside both ends of box, and installation port is also set up in the both ends of box, and installation port is communicated with corresponding gas guide cavity, and ion fan is installed in each installation port inside;

[0007] The both sides of box are equipped with gas pipe, and the both ends of gas pipe are fixed on the both ends of the side of box and are communicated with gas guide cavity, and strip-shaped fixed plate is also installed between two mounting plates, one of gas pipe is fixed on the top of strip-shaped fixed plate, and another gas pipe is connected with box by support, and the bottom of each gas pipe is equipped with a plurality of air blow head, and the air outlet direction of each air blow head is towards the surface of paper to be printed;

[0008] Filtering cavity is set up in the top of box, and suction pipe is connected on the side of filtering cavity, and one end of suction pipe is connected with the air inlet end of negative pressure pump, and negative pressure pump is fixed on the outer surface of box;

[0009] The top of the box is connected with a top cover through a hinge near the opening side of the filtering cavity, the top cover covers the top opening of the filtering cavity, a gas guide pipe is installed on the top of the top cover, two adsorption pipes are installed between the two vertical plates, one end of the two adsorption pipes is connected with the gas guide pipe, and a plurality of adsorption heads are installed on the proximal surface of the two adsorption pipes

[0010] A filter screen box is arranged in the filtering cavity, and one end of the gas guide pipe is connected with the filter screen box.

[0011] Preferably, the printing mechanism comprises an ink roller rotatably connected between the two mounting plates, a paint tank is arranged on the top of the ink roller, both ends of the paint tank are fixed on the side surface of the mounting plate, and the bottom opening of the paint tank is in gap cooperation with the ink roller.

[0012] A printing roller is further arranged below the ink roller, both ends of the printing roller are rotatably connected on the side surface of the mounting plate, and a conveying roller is further rotatably connected between the two mounting plates, the conveying roller is located below the printing roller, and there is a gap between the printing roller and the conveying roller, one end of the conveying roller is connected with a driving motor, and the driving motor is fixed on the side surface of the mounting plate.

[0013] Preferably, when the paper to be printed passes between the two groups of adsorption heads, there is a gap between the two groups of adsorption heads and the surface of the paper.

[0014] Preferably, a plurality of first guide rollers are rotatably connected between the two mounting plates and away from the box.

[0015] Preferably, a second guide roller is arranged below the strip-shaped fixing plate, both ends of the second guide roller are rotatably connected on the side surface of the mounting plate, and there is a gap between the top of the second guide roller and the bottom of the air blowing head.

[0016] Preferably, when the top cover covers the top opening of the filtering cavity, the top edge of the filter screen box is in sealing connection with the bottom edge of the top cover.

[0017] Preferably, a third guide roller is rotatably connected on the side of the two vertical plates through a support, and the third guide roller is located below the air blowing head.

[0018] The design scheme of the utility model has the beneficial effects in the application process:

[0019] The ion fan can send ion wind into the two gas conveying pipes through the gas guide cavity, and then the air blowing head blows the ion wind to the surface of the paper, so that the static electricity on the surface of the paper is removed, and the ink can be uniformly printed on the surface of the paper during printing, the printing is uniform, and the use effect is improved.

[0020] The air inside the filter cavity can be sucked out through the suction pipe by the negative pressure pump, so that the negative pressure is generated inside the filter cavity, and then the suction head can generate suction force, the dust adhered to the surface of the paper is transported to the filter cavity through the suction pipe and the air guide pipe, and the surface impurities of the paper can be cleaned, the influence on the printing quality is avoided, and the use effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a structure schematic view of the utility model;

[0022] Figure 2 It is a structure schematic view of the utility model's box and vertical plate;

[0023] Figure 3 It is a structure schematic view of the utility model's box and vertical plate;

[0024] Figure 4 It is a structure schematic view of the utility model's box and vertical plate.

[0025] In the drawing: 1, base; 2, blow head; 3, gas conveying pipe; 4, air guide pipe; 5, box; 6, strip-shaped fixed plate; 7, conveying roller; 8, printing roller; 9, inking roller; 10, coating box; 11, first guide roller; 12, mounting plate; 13, driving motor; 14, filter cavity; 15, second guide roller; 16, vertical plate; 17, ion fan; 18, mounting port; 19, third guide roller; 20, suction pipe; 21, negative pressure pump; 22, top cover; 23, suction head; 24, suction pipe; 25, filter screen box; 26, air guide cavity. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0027] REFERENCE Figures 1-4The utility model provides a kind of even printing printing device, including base 1, the top of base 1 is symmetrically equipped with two mounting plates 12, and printing mechanism is connected between two mounting plates 12, and the specific structure is, printing mechanism includes ink roller 9 rotationally connected between two mounting plates 12, the top of ink roller 9 is equipped with paint tank 10, both ends of paint tank 10 are fixed on the side of mounting plate 12, and the bottom opening of paint tank 10 is gap cooperation with ink roller 9, printing roller 8 is also provided below ink roller 9, both ends of printing roller 8 are rotationally connected on the side of mounting plate 12, and conveying roller 7 is rotationally connected between two mounting plates 12, conveying roller 7 is located below printing roller 8, and there is spacing between the two, one end of conveying roller 7 is connected with drive motor 13, drive motor 13 is fixed on the side of mounting plate 12, in actual use process, the paper to be printed is passed between conveying roller 7 and printing roller 8 by staff, then control drive motor 13 works, drive motor 13 rotates through conveying roller 7, and printing roller 8 and ink roller 9 rotate synchronously, ink in paint tank 10 is applied to the surface of ink roller 9, ink roller 9 evenly applies ink on the surface of printing roller 8, and then ink is printed on the surface of paper by printing roller 8, and printing is completed.

[0028] It should be noted that, as shown in Figure 1 and Figure 4 , the end away from the box 5 between two mounting plates 12 is rotationally connected with a plurality of first guide rollers 11, in actual use process, paper is guided by first guide roller 11 when printing, so that the paper can be kept stable and will not shake when printing.

[0029] As shown in Figure 1 , Figure 2 and Figure 3 , the top of base 1 is provided with box 5 at one end, the bottom of box 5 is fixed on the top of base 1 through stand 16 at both ends, and gas guide cavity 26 is formed in the inside of box 5 at both ends, and installation port 18 is also formed in both ends of box 5, installation port 18 is communicated with corresponding gas guide cavity 26, and ion fan 17 is installed in each installation port 18, in actual use process, a large number of positive and negative ions are generated by corona discharge through ion fan 17 and delivered into gas guide cavity 26.

[0030] As shown in Figure 1 and Figure 2As shown, the two sides of the box 5 are provided with gas pipes 3, the two ends of the gas pipes 3 are fixed on the two ends of the side of the box 5 and are communicated with the air guide cavity 26, and a strip-shaped fixed plate 6 is further installed between the two mounting plates 12, one of the gas pipes 3 is fixed on the top of the strip-shaped fixed plate 6, and the other gas pipe 3 is connected with the box 5 through a support, the bottom of each gas pipe 3 is provided with a plurality of air blowing heads 2, the air blowing direction of each air blowing head 2 is towards the surface of the paper to be printed, in actual use, the air containing a large number of positive and negative ions can be delivered to the air blowing head 2 through the gas pipe 3 to remove the static electricity on the paper, so that the ink is not affected by the static electricity on the paper during printing, and then the paper surface can be uniformly printed.

[0031] It should be noted that a second guide roller 15 is arranged below the strip-shaped fixed plate 6, the two ends of the second guide roller 15 are rotatably connected to the side surfaces of the mounting plates 12, and there is a gap between the top of the second guide roller 15 and the bottom of the air blowing head 2, the second guide roller 15 can guide and limit the paper, so that the paper does not shake when the air blowing head 2 blows ion wind to the surface of the paper.

[0032] As shown in Figure 1 and Figure 2 , one side of the two vertical plates 16 is rotatably connected with a third guide roller 19 through a support, the third guide roller 19 is located below the air blowing head 2, and the third guide roller 19 can guide and limit the paper, so that the paper does not shake when the static electricity is removed.

[0033] As shown in Figure 3 and Figure 4 , a filter cavity 14 is formed in the top of the box 5, and an air suction pipe 20 is connected to one side of the filter cavity 14, one end of the air suction pipe 20 is connected to the air inlet end of a negative pressure pump 21, and the negative pressure pump 21 is fixed on the outer surface of the box 5, the negative pressure pump 21 can suck the air in the filter cavity 14 to generate negative pressure in the filter cavity 14.

[0034] As shown in Figure 3 and Figure 4 , a top cover 22 is hingedly connected to the top of the box 5 near the opening side of the filter cavity 14, the top cover 22 covers the top opening of the filter cavity 14, and a gas guide pipe 4 is installed on the top of the top cover 22, two adsorption pipes 24 are installed between the two vertical plates 16, one end of each of the two adsorption pipes 24 is connected to the gas guide pipe 4, and a plurality of adsorption heads 23 are installed on the proximal surfaces of the two adsorption pipes 24, a filter screen box 25 is arranged in the filter cavity 14, one end of the gas guide pipe 4 is communicated with the inside of the filter screen box 25, in actual use, the dust on the surface of the paper can be adsorbed by the adsorption heads 23 and delivered to the filter cavity 14 through the adsorption pipes 24 and the gas guide pipe 4, and filtered by the filter screen box 25, the dust is filtered out by the filter screen box 25, and the pure air is discharged from the filter cavity 14 through the air suction pipe 20.

[0035] It should be noted that the suction head 23 is located between the two groups of air blowing heads 2, so that when one group of air blowing heads 2 removes the static electricity on the surface of the paper, the suction head 23 can suck the dust adhered to the paper clean, and the other group of air blowing heads 2 can blow the air with positive and negative ions to the surface of the paper before printing, so that the static electricity generated in the conveying process on the surface of the paper is removed again.

[0036] It should be noted that, as Figure 4 shown, when the paper to be printed passes between the two groups of suction heads 23, there is a gap between the two groups of suction heads 23 and the surface of the paper, so that the suction head 23 does not come into contact with the surface of the paper, thereby preventing damage to the paper when the dust on the surface of the paper is sucked.

[0037] Specifically, in use, the staff passes the paper between the third guide roller 19, the two groups of suction heads 23, the second guide roller 15, the printing roller 8 and the conveying roller 7, and between the first guide roller 11, and then controls the driving motor 13, the ion fan 17 and the negative pressure pump 21 to work. The driving motor 13 drives the conveying roller 7 to rotate to convey the paper, and the printing roller 8 prints the paper. In the conveying process, the ion fan 17 conveys the ion wind into the air guide cavity 26, and the ion wind is then conveyed into the corresponding air blowing head 2 through the two air conveying pipes 3. Then the ion wind is blown to the surface of the paper through the air blowing head 2. When one group of air blowing heads 2 removes the static electricity on the surface of the paper, the suction head 23 can suck the dust adhered to the surface of the paper and convey it to the filter screen box 25 along the suction pipe 24 and the air guide pipe 4 for filtering. Then the pure air is discharged to the outside environment through the air suction pipe 20, so that the dust and other impurities on the surface of the paper can be cleaned thoroughly. After the cleaned paper passes through the surface of the second guide roller 15, the other group of air blowing heads 2 blows the ion wind to the surface of the paper to remove the static electricity generated in the conveying process, so that there is no static electricity on the surface of the paper during printing, thereby improving the use effect.

[0038] Further, as Figure 3 shown, when the top cover 22 covers the opening at the top of the filter cavity 14, the top edge of the filter screen box 25 is sealingly connected to the bottom edge of the top cover 22, so that the dust conveyed into the filter cavity 14 by the air guide pipe 4 cannot leak out of the filter screen box 25 through the gap between the filter screen box 25 and the top cover 22, thereby improving the use effect.

[0039] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto. Any skilled person in the art can make equivalent substitutions or changes to the technical solution and the inventive concept of the present application within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A printing device that can be printed uniformly, comprising a base (1), characterized in that: The top of the base (1) is symmetrically provided with two mounting plates (12), and the two mounting plates (12) are connected with a printing mechanism; One end of the top of the base (1) is provided with a box body (5), both ends of the bottom of the box body (5) are fixed on the top of the base (1) through a vertical plate (16), and both ends of the inside of the box body (5) are provided with a gas guide cavity (26), both ends of the box body (5) are also provided with a mounting port (18), the mounting port (18) is communicated with the corresponding gas guide cavity (26), and each mounting port (18) is internally provided with an ion fan (17); Both sides of the box body (5) are provided with a gas conveying pipe (3), both ends of the gas conveying pipe (3) are fixed on the side of the box body (5) and are communicated with the gas guide cavity (26), and a strip-shaped fixing plate (6) is also arranged between the two mounting plates (12), one of the gas conveying pipes (3) is fixed on the top of the strip-shaped fixing plate (6), and the other gas conveying pipe (3) is connected with the box body (5) through a support, and the bottom of each gas conveying pipe (3) is provided with a plurality of gas blowing heads (2), and the gas outlet direction of each gas blowing head (2) is towards the surface of the paper to be printed; The top of the box body (5) is provided with a filter cavity (14), and one side of the filter cavity (14) is connected with a gas suction pipe (20), one end of the gas suction pipe (20) is connected with the gas inlet end of a negative pressure pump (21), and the negative pressure pump (21) is fixed on the outer surface of the box body (5); The top of the box body (5) is connected with a top cover (22) through a hinge near the opening of the filter cavity (14) on one side, the top cover (22) covers the top opening of the filter cavity (14), and a gas guide pipe (4) is arranged on the top of the top cover (22), two adsorption pipes (24) are arranged between the two vertical plates (16), one end of each of the two adsorption pipes (24) is connected with the gas guide pipe (4), and the proximal surface of each of the two adsorption pipes (24) is provided with a plurality of adsorption heads (23) A filter screen box (25) is arranged in the filter cavity (14), and one end of the gas guide pipe (4) is communicated with the inside of the filter screen box (25).

2. A printing device capable of uniform printing according to claim 1, wherein: The printing mechanism comprises an ink roller (9) rotatably connected between the two mounting plates (12), and the top of the ink roller (9) is provided with a paint box (10), both ends of the paint box (10) are fixed on the side surface of the mounting plate (12), and the bottom opening of the paint box (10) is in gap cooperation with the ink roller (9); A printing roller (8) is also arranged below the ink roller (9), both ends of the printing roller (8) are rotatably connected on the side surface of the mounting plate (12), and a conveying roller (7) is also rotatably connected between the two mounting plates (12), the conveying roller (7) is located below the printing roller (8), and there is a gap between the two, one end of the conveying roller (7) is connected with a driving motor (13), and the driving motor (13) is fixed on the side surface of the mounting plate (12).

3. A printing device capable of uniform printing according to claim 1, wherein: When the paper to be printed passes between the two groups of adsorption heads (23), there is a gap between the two groups of adsorption heads (23) and the surface of the paper.

4. A printing device capable of uniform printing according to claim 1, wherein: A plurality of first guide rollers (11) are rotatably connected between the two mounting plates (12) away from the box body (5).

5. A printing device capable of uniform printing according to claim 1, wherein: A second guide roller (15) is arranged below the strip-shaped fixing plate (6), both ends of the second guide roller (15) are rotatably connected to the side surface of the mounting plate (12), and a spacing exists between the top of the second guide roller (15) and the bottom of the blowing head (2).

6. A print apparatus capable of uniform printing according to claim 1, wherein: When the top cover (22) covers the top opening of the filtering cavity (14), the top edge of the filter screen box (25) is sealingly connected with the bottom edge of the top cover (22).

7. A print apparatus capable of uniform printing according to claim 1, wherein: One side of the two vertical plates (16) is rotatably connected with a third guide roller (19) through a support, and the third guide roller (19) is located below the blowing head (2).

Images