CN216466908U - Printing roller dust keeper - Google Patents

Abstract

The utility model belongs to the technical field of printing rollers, and particularly relates to a dustproof device for a printing roller, which comprises a box body; the lower end of one side of the box body is provided with a paper inlet; the lower end of the other side of the box body is provided with a paper outlet; a roller seat is fixedly connected to the inner side wall of the bottom of the box body; the roller seat is provided with a printing roller; a cleaning unit is arranged at the top of the paper inlet; through setting up clean subassembly in paper feed inlet department, use the moist brush hair of alcohol and place the structural design who scrapes the tooth at the lateral wall, the function of the dust impurity on clearance plastic paper surface has been realized, current printing roller is at the in-process of printing, residue such as the dust piece on some plastic paper surfaces piles up on the surface of rubber roll rubber, get into the micropore bottom on rubber surface, through long-time piling up, under effect such as pressure, heat, make the rubber roll surface lose microporosity, produce the problem of glazing phenomenon.

Description

Printing roller dust keeper

Technical Field

The utility model relates to the technical field of printing rollers, in particular to a dustproof device of a printing roller.

Background

The printing roller is an important accessory of the offset press, when the offset press is used for printing, a printing plate is firstly printed on the printing roller, then the printing plate to be printed is transferred to materials such as plastic paper and the like through the printing roller, and the offset press is widely applied to the fields of advertisement printing and the like.

In the printing process of the existing printing roller, residues such as dust and debris on the surface of some plastic paper are accumulated on the surface of rubber of the rubber roller and enter the bottom of micropores on the surface of the rubber roller, and after long-time accumulation, the surface of the rubber roller loses microporosity under the action of pressure, heat and the like, so that the phenomenon of glazing is generated; therefore, a printing roller dustproof device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a dustproof device of a printing roller, which solves the problems that in the printing process of the prior printing roller, residues such as dust and debris on the surface of plastic paper are accumulated on the surface of rubber of the rubber roller and enter the bottom of micropores on the surface of the rubber, and the surface of the rubber roller loses microporosity and generates glazing under the action of pressure, heat and the like after long-time accumulation.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the printing roller dustproof device comprises a box body; a paper inlet is formed in the lower end of one side of the box body; the lower end of the other side of the box body is provided with a paper outlet; a roller seat is fixedly connected to the inner side wall of the bottom of the box body; the roller seat is provided with a printing roller; a cleaning unit is arranged at the top of the paper inlet; the cleaning unit comprises bristles, a water absorption cotton layer and a cavity; a cavity is formed in the position, corresponding to the cleaning unit, of the box body; a water absorption cotton layer is laid on the side wall of the top of the cavity; the side wall of the bottom of the water absorption cotton layer is fixedly connected with the brush hair, so that the possibility of glazing of the printing roller is reduced.

Preferably, the top of the box body is fixedly connected with an alcohol box; the bottom of the alcohol tank is communicated with a liquid guide pipe; the end of the liquid guide pipe is connected to the top of the cleaning unit, so that the cleaning effect is better.

Preferably, the inner side wall of the box body is fixedly connected with scraping teeth; the scraping teeth are fixedly connected to the inner side wall of one side of the box body close to the paper inlet; a runner seat is fixedly connected to the side wall of the top of the box body; the rotating wheel seat is provided with a rotating wheel; the rotating wheel is arranged at the position corresponding to the end part of the scraping tooth, so that the possibility of surface glazing of the printing roller is further reduced, and the service life of the printing roller is prolonged.

Preferably, the side wall of the box body, which is far away from the paper inlet, is provided with a blowing assembly; the blowing assembly comprises a first belt pulley, a transmission belt, a first bevel gear, a second bevel gear, a rotating shaft, a rotating seat, a sleeve and a fan; the first belt pulley is fixedly connected to the side surface of the printing roller; a rotating seat is arranged on the side wall of the box body; a rotating shaft is fixedly connected to the rotating seat; the rotating shaft is rotatably connected inside the sleeve; a second bevel gear is fixedly connected to the rotating shaft; the end part of the rotating shaft is fixedly connected with a fan; the side surface of the second bevel gear is engaged with a first bevel gear; a transmission belt is connected between the first bevel gear and the first belt pulley, so that the surface of the paper is dry, and the printing effect cannot be influenced by liquid.

Preferably, the side wall of the top of the box body is provided with an opening and closing unit; the opening and closing unit comprises a rotating wheel seat, a rotating wheel, a connecting rod, a rotating shaft, a sliding rail, a sliding block, a closing plate and a spring; the runner seat is fixedly connected to the side wall of the top of the box body; the rotating wheel seat is provided with a rotating wheel; the rotating wheel is provided with a rotating shaft; the rotating shaft is not positioned at the circle center of the rotating wheel; the rotating shaft is rotatably connected with a connecting rod; the end part of the connecting rod is hinged with a sliding block; the sliding block is connected to the sliding rail in a sliding manner; the sliding rail is fixedly connected to the side wall of the top of the box body; a closing plate is fixedly connected to the side wall of the sliding block close to one side; the closed plate extends into the box body and penetrates through the liquid guide pipe; a spring is fixedly connected to the side wall of the sliding block, which is far away from the closing plate; the other end of the spring is fixedly connected to the side wall of the sliding rail, so that when the device stops working, alcohol cannot be wasted, less alcohol can be in contact with air, and the volatilization speed of the alcohol is slowed down.

Preferably, a roller is fixedly connected to an open cavity at the corner of the box body on the side surface of the cleaning unit; the roller is connected with the roller in a rotating mode, so that the surface of the plastic paper is prevented from being scratched at a sharp corner, and the printing effect is prevented from being influenced.

The utility model has the advantages that:

1. the utility model realizes the function of cleaning dust and impurities on the surface of plastic paper by arranging the cleaning component at the paper inlet, wetting the bristles by using alcohol and arranging the scraping teeth on the side wall, and the problem that residues such as dust and debris on the surface of the plastic paper are accumulated on the surface of rubber of the rubber roller and enter the bottom of micropores on the surface of the rubber during the printing process of the existing printing roller, and the surface of the rubber roller loses microporosity under the action of pressure, heat and the like after long-time accumulation, thereby generating glazing phenomenon is solved.

2. According to the utility model, through the structural design that the blowing assembly is arranged in the box body and the transmission belt is connected with the printing roller to provide power, the function of improving the volatilization speed of the liquid on the surface of the plastic paper is realized, and the problem that the printing effect can be influenced by the liquid is solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of the present device;

FIG. 2 is a front view of the present apparatus;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

FIG. 5 is a diagram illustrating a second embodiment.

In the figure: 1. a box body; 11. a paper inlet; 12. a paper outlet; 13. a printing roller; 14. a roller base; 2. a cleaning unit; 21. brushing; 22. a water absorbent cotton layer; 23. a cavity; 31. a roller; 32. a roller; 4. an opening and closing unit; 41. a runner seat; 42. a rotating wheel; 43. a connecting rod; 44. a rotating shaft; 45. a slide rail; 46. A slider; 47. a closing plate; 48. a spring; 51. an alcohol tank; 52. a catheter; 61. scraping teeth; 7. a blowing assembly; 71. a first pulley; 72. a drive belt; 73. a first bevel gear; 74. a second bevel gear; 75. a rotating shaft; 76. a rotating seat; 77. a sleeve; 78. a fan; 81. a cotton ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1-4, a printing roller dust-proof device includes a box 1; the lower end of one side of the box body 1 is provided with a paper inlet 11; the lower end of the other side of the box body 1 is provided with a paper outlet 12; a roller seat 14 is fixedly connected to the inner side wall of the bottom of the box body 1; the roller seat 14 is provided with a printing roller 13; the top of the paper inlet 11 is provided with a cleaning unit 2; the cleaning unit 2 comprises bristles 21, a water absorption cotton layer 22 and a cavity 23; a cavity 23 is formed in the box body 1 corresponding to the cleaning unit 2; a water-absorbing cotton layer 22 is laid on the side wall of the top of the cavity 23; the side wall of the bottom of the absorbent cotton layer 22 is fixedly connected with bristles 21; when the plastic paper cleaning device works, plastic paper to be printed is placed into the box body 1 through the paper inlet 11, when the plastic paper passes through the cleaning unit 2, the brush bristles 21 sweep the surface of the plastic paper to clean dust and impurities on the surface of the plastic paper, so that the dust and impurities on the surface of the plastic paper cannot enter the box body 1 and cannot pollute the surface of the printing roller 13, and the possibility that residues such as dust and debris on the surface of the plastic paper are accumulated on the surface of the printing roller 13 and enter the bottom of micropores on the surface of the printing roller 13, and the surface of the printing roller 13 loses microporosity under the action of pressure, heat and the like and generates a glazing phenomenon after long-time accumulation is reduced.

An alcohol tank 51 is fixedly connected to the top of the tank body 1; the bottom of the alcohol tank 51 is communicated with a liquid guide pipe 52; the end of the liquid guide tube 52 is connected to the top of the cleaning unit 2; when the plastic paper passes through the cleaning unit 2, the alcohol tank 51 conducts alcohol to the absorbent cotton layer 22 of the cleaning unit 2 through the liquid guide pipe 52 to wet the surfaces of the bristles 21, and when the bristles 21 clean the surfaces of the plastic paper, the surfaces of the plastic paper can be wetted, so that dust and impurities are adhered to the surfaces of the bristles 21 after being wetted, and the cleaning effect is better.

Scraping teeth 61 are fixedly connected to the inner side wall of the box body 1; the scraping teeth 61 are fixedly connected to the inner side wall of the box body 1 close to the paper inlet 11; a runner seat 41 is fixedly connected to the side wall of the top of the box body 1; the rotating wheel seat 41 is provided with a rotating wheel 42; the rotating wheel 42 is arranged at the position corresponding to the end part of the scraping teeth 61; when the device works, in the process of installing plastic paper, the plastic paper passes through the end part of the scraping teeth 61 and the rotating wheel 42 and then passes through the printing roller 13, when the rotating wheel 42 presses the plastic paper on the scraping teeth 61 to keep the plastic paper in a tight state, the plastic paper passes through the scraping teeth 61, the corners of the scraping teeth 61 can scrape wet dust and impurities on the surface of the plastic paper, which are not cleaned by the brush bristles 21, so that the cleaning effect of the device is better, the dust and impurities on the surface of the plastic paper can not contact the printing roller 13, the possibility of surface glazing of the printing roller 13 is further reduced, and the service life of the printing roller 13 is prolonged.

The side wall of the box body 1, which is far away from the paper inlet 11, is provided with a blowing assembly 7; the blowing assembly 7 comprises a first belt pulley 71, a transmission belt 72, a first bevel gear 73, a second bevel gear 74, a rotating shaft 75, a rotating seat 76, a sleeve 77 and a fan 78; the first belt pulley 71 is fixedly connected to the side surface of the printing roller 13; a rotating seat 76 is arranged on the side wall of the box body 1; a rotating shaft 75 is fixedly connected to the rotating seat 76; the rotating shaft 75 is rotatably connected inside the sleeve 77; a second bevel gear 74 is fixedly connected to the rotating shaft 75; a fan 78 is fixedly connected to the end of the rotating shaft 75; the second bevel gear 74 is engaged with a first bevel gear 73 on the side; a transmission belt 72 is connected between the first bevel gear 73 and the first belt pulley 71; when the plastic paper drives the printing roller 13 to rotate during operation, the printing roller 13 drives the first bevel gear 73 to rotate through the transmission belt 72, and further drives the second bevel gear 74 to rotate along the rotating seat 76, so that the fan 78 blows air to the plastic paper, thereby accelerating the volatilization of alcohol on the surface of the plastic paper, drying the surface of the paper, and not affecting the printing effect due to the liquid.

The side wall of the top of the box body 1 is provided with an opening and closing unit 4; the opening and closing unit 4 comprises a rotating wheel seat 41, a rotating wheel 42, a connecting rod 43, a rotating shaft 44, a sliding rail 45, a sliding block 46, a closing plate 47 and a spring 48; the runner seat 41 is fixedly connected with the side wall of the top of the box body 1; the rotating wheel seat 41 is provided with a rotating wheel 42; the rotating wheel 42 is provided with a rotating shaft 44; the rotating shaft 44 is not positioned at the center of the rotating wheel 42; the rotating shaft 44 is rotatably connected with a connecting rod 43; the end part of the connecting rod 43 is hinged with a sliding block 46; the sliding block 46 is connected to the sliding rail 45 in a sliding manner; the slide rail 45 is fixedly connected to the side wall of the top of the box body 1; a closing plate 47 is fixedly connected to the side wall of the sliding block 46 close to one side; the closing plate 47 extends inside the tank 1 and passes through the liquid guide tube 52; a spring 48 is fixedly connected to the side wall of the slider 46 far away from the closing plate 47; the other end of the spring 48 is fixedly connected to the side wall of the sliding rail 45; when the device starts to work, the plastic paper drives the printing roller 13 to rotate and simultaneously drives the rotating wheel seat 41 to rotate, the rotating wheel seat 41 drives the connecting rod 43 through the rotating shaft 44, and further drives the sliding block 46 to slide left and right along the sliding rail 45, so that the closing plate 47 moves left and right, when the closing plate 47 moves right, alcohol in the liquid guide pipe 52 can pass through and flow to the absorbent cotton layer 22, after the plastic paper is printed, the spring 48 recovers the shape to push the sliding block 46 to move towards one side of the box body 1, and further push the closing plate 47 to move towards one side far away from the opening and closing unit 4, when the closing plate 47 is in contact with the side wall of the liquid guide pipe 52 far away from the opening and closing unit 4, the alcohol can be blocked from passing through, when the device stops working, the alcohol cannot be wasted, and less alcohol can be in contact with air, so that the speed of alcohol volatilization is reduced.

A roller 31 is fixedly connected with a cavity at the corner of the side box body 1 of the cleaning unit 2; a roller 32 is rotatably connected to the roller 31; when the plastic paper is put into the paper inlet 11 during operation, the roller 32 prevents the plastic paper from contacting the sharp corner, thereby preventing the sharp corner from scratching the surface of the plastic paper and affecting the printing effect.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, cotton balls 81 are installed at the ends of the bristles 21; when the cotton ball 81 is contacted with the plastic paper and the surface of the plastic paper is exploded, the area of the plastic paper cleaned by the bristles 21 can be enlarged, and the area of the surface of the plastic paper wetted by the alcohol is larger and more uniform by the cotton ball 81, so that the cleaning effect is better.

The working principle is that when the plastic paper passes through the cleaning unit 2, the plastic paper to be printed is put into the box body 1 through the paper inlet 11, when the plastic paper passes through the cleaning unit 2, the brush bristles 21 sweep the surface of the plastic paper to sweep away dust and impurities on the surface of the plastic paper, so that the dust and impurities on the plastic paper can not enter the box body 1 and can not pollute the surface of the printing roller 13, the possibility that residues such as dust and debris on the surface of the plastic paper are accumulated on the surface of the printing roller 13 and enter the bottom of the micropores on the surface of the printing roller 13, after long-time accumulation, the surface of the printing roller 13 loses microporosity under the action of pressure, heat and the like to generate a glazing phenomenon is reduced, when the plastic paper passes through the cleaning unit 2, the alcohol tank 51 conducts alcohol to the absorbent cotton layer 22 of the cleaning unit 2 through the liquid guide pipe 52, and then the surface of the brush bristles 21 is wetted, when the brush bristles 21 clean the surface of the plastic paper, the surface of the plastic paper can be wetted, so that dust and impurities are adhered to the surface of the brush bristles 21 after being wetted, the cleaning effect is better, in the process of installing the plastic paper, the plastic paper passes through the end parts of the scraping teeth 61 and the rotating wheel 42 and then passes through the printing roller 13, when the rotating wheel 42 presses the plastic paper on the scraping teeth 61, so that the plastic paper keeps a tight state, the plastic paper passes through the scraping teeth 61, the corners of the scraping teeth 61 can scrape the wet dust and impurities on the surface of the plastic paper, which are not cleaned by the brush bristles 21, so that the cleaning effect of the device is better, the dust and impurities on the surface of the plastic paper are ensured not to contact the printing roller 13, the possibility of glazing on the surface of the printing roller 13 is further reduced, the service life of the printing roller 13 is prolonged, when the plastic paper drives the printing roller 13 to rotate, the printing roller 13 drives the first bevel gear 73 to rotate through the transmission belt 72, and further drive the second bevel gear 74 to rotate along the rotating seat 76, make the fan 78 blow to the plastic paper, can accelerate the alcohol volatilization on the surface of the plastic paper, make the surface of the paper dry, will not influence the effect of printing because of having liquid, when the apparatus begins to work, the plastic paper drives the printing roller 13 to rotate, will also drive the rotating wheel seat 41 to rotate, the rotating wheel seat 41 drives the tie rod 43 through the axis of rotation 44, and then drive the slide block 46 to slide left and right along the slide track 45, make the closing plate 47 do the left and right movement, when the closing plate 47 moves right, the alcohol in the liquid guide pipe 52 can pass, flow to the absorbent cotton layer 22, after the plastic paper is printed, the spring 48 resumes the shape, promote the slide block 46 to move to the side of the container body 1, and then promote the closing plate 47 to move to the side far away from the opening and closing unit 4, when the closing plate 47 contacts with the side wall of the liquid guide pipe 52 far away from the opening and closing unit 4, can stop alcohol and pass through, can make the device stop work the time, alcohol can not be extravagant, also can make less and the air contact of alcohol, slows down the volatile speed of alcohol, when the paper feed mouth 11 was put into to the plastic paper, gyro wheel 32 can make the plastic paper not contact with sharp-pointed corner, prevents that sharp-pointed corner from scraping the surface of colored plastic paper, influences the effect of printing.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. The utility model provides a printing roller dust keeper which characterized in that: comprises a box body (1); the lower end of one side of the box body (1) is provided with a paper inlet (11); the lower end of the other side of the box body (1) is provided with a paper outlet (12); a roller seat (14) is fixedly connected to the inner side wall of the bottom of the box body (1); a printing roller (13) is arranged on the roller seat (14); the top of the paper inlet (11) is provided with a cleaning unit (2); the cleaning unit (2) comprises bristles (21), a water absorption cotton layer (22) and a cavity (23); a cavity (23) is formed in the box body (1) corresponding to the cleaning unit (2); a water-absorbing cotton layer (22) is laid on the side wall of the top of the cavity (23); the side wall of the bottom of the water-absorbing cotton layer (22) is fixedly connected with bristles (21).

2. The printing roller dust-proof device according to claim 1, characterized in that: an alcohol tank (51) is fixedly connected to the top of the tank body (1); the bottom of the alcohol tank (51) is communicated with a liquid guide pipe (52); the liquid guide tube (52) is terminated to the top of the cleaning unit (2).

3. The printing roller dust-proof device according to claim 2, characterized in that: scraping teeth (61) are fixedly connected to the inner side wall of the box body (1); the scraping teeth (61) are fixedly connected to the inner side wall of one side, close to the paper inlet (11), of the box body (1); a runner seat (41) is fixedly connected to the side wall of the top of the box body (1); a rotating wheel (42) is arranged on the rotating wheel seat (41); the rotating wheel (42) is arranged at the position corresponding to the end part of the scraping teeth (61).

4. The printing roller dust-proof device according to claim 3, characterized in that: a blowing assembly (7) is arranged on the side wall of one side, away from the paper inlet (11), of the box body (1); the blowing assembly (7) comprises a first belt pulley (71), a transmission belt (72), a first bevel gear (73), a second bevel gear (74), a rotating shaft (75), a rotating seat (76), a sleeve (77) and a fan (78); the first belt pulley (71) is fixedly connected to the side surface of the printing roller (13); a rotating seat (76) is arranged on the side wall of the box body (1); a rotating shaft (75) is fixedly connected to the rotating seat (76); the rotating shaft (75) is rotatably connected inside the sleeve (77); a second bevel gear (74) is fixedly connected to the rotating shaft (75); a fan (78) is fixedly connected to the end part of the rotating shaft (75); the side surface of the second bevel gear (74) is engaged with a first bevel gear (73); a transmission belt (72) is connected between the first bevel gear (73) and the first belt pulley (71).

5. The printing roller dust-proof device according to claim 4, wherein: an opening and closing unit (4) is mounted on the side wall of the top of the box body (1); the opening and closing unit (4) comprises a rotating wheel seat (41), a rotating wheel (42), a connecting rod (43), a rotating shaft (44), a sliding rail (45), a sliding block (46), a closing plate (47) and a spring (48); the runner seat (41) is fixedly connected with the side wall of the top of the box body (1); a rotating wheel (42) is arranged on the rotating wheel seat (41); a rotating shaft (44) is arranged on the rotating wheel (42); the rotating shaft (44) is not positioned at the circle center of the rotating wheel (42); the rotating shaft (44) is rotatably connected with a connecting rod (43); the end part of the connecting rod (43) is hinged with a sliding block (46); the sliding block (46) is connected to the sliding rail (45) in a sliding manner; the sliding rail (45) is fixedly connected to the side wall of the top of the box body (1); a closing plate (47) is fixedly connected to the side wall of the sliding block (46) close to one side; the closing plate (47) extends into the box body (1) and penetrates through the liquid guide pipe (52); a spring (48) is fixedly connected to the side wall of one side, away from the closing plate (47), of the sliding block (46); the other end of the spring (48) is fixedly connected to the side wall of the sliding rail (45).

6. The printing roller dust-proof device according to claim 5, wherein: a roller (31) is fixedly connected with a cavity at the corner of the side box body (1) of the cleaning unit (2); the roller (31) is rotatably connected with a roller (32).

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