CN216996924U - Paper feeder of rotary offset press - Google Patents
Paper feeder of rotary offset press Download PDFInfo
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- CN216996924U CN216996924U CN202122578081.1U CN202122578081U CN216996924U CN 216996924 U CN216996924 U CN 216996924U CN 202122578081 U CN202122578081 U CN 202122578081U CN 216996924 U CN216996924 U CN 216996924U
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- dust removal
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Abstract
The utility model discloses a paper feeding device of a rotary offset press, which comprises a base, wherein the top of the base is vertically and fixedly connected with a vertical plate, the vertical plate comprises a compression mechanism, a rotating wheel disc, a tensioning mechanism and a dust removal mechanism, one side of the vertical plate is rotatably connected with a first guide roller, a second guide roller, a third guide roller and a fourth guide roller, the first guide roll, the second guide roll and the third guide roll are distributed in a triangular mode, and the device has the advantages that in the working process, conveying mechanism can drive the automatic paper of putting that rotates of a roll paper section of thick bamboo, prevents that the violent pulling of a roll paper section of thick bamboo from leading to the stock form fracture, and hold-down mechanism can make conveying mechanism hug closely all the time on a roll paper section of thick bamboo according to the radial size of a roll paper section of thick bamboo, and dust removal mechanism can carry out the two-sided deashing to the stock form of carrying to can be convenient for carry the stock form, can improve the quality and the efficiency of printing simultaneously.
Description
Technical Field
The utility model relates to the technical field of rotary offset presses, in particular to a paper feeding device of a rotary offset press.
Background
The rotary offset press is one of web offset presses, and is a web multicolor offset press capable of printing color fine prints of more than 175 lines/inch, and is mainly used for printing color magazines, high-grade commercial advertisements, high-grade publicity products, pictures and newspapers and the like. As the printing quantity of high-grade magazines and newspapers is more and more, the adoption of the sheet-fed offset press cannot meet the increasing market demand.
The rotary offset press needs to convey paper through the paper conveying device in the operation process, and the existing paper conveying device has certain defects, firstly, most of the existing paper conveying devices convey the paper through one end of pulled roll paper, the roll paper has certain gravity, the paper roll is easy to break through brute force pulling, and secondly, the existing paper conveying device does not have the dust cleaning effect, so that the printing quality is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model provides a paper feeding device of a rotary offset press, which is realized by the following technical scheme.
The utility model provides a adsorption paper feeding device of rotary offset press, includes the base, the vertical fixedly connected with riser in top of base, the riser is including hold-down mechanism, conveying mechanism, rotary table, straining device and dust removal mechanism, one side of riser is rotated and is connected with first guide roll, second guide roll, third guide roll and fourth guide roll, first guide roll, second guide roll, third guide roll are triangular distribution, and are located under the rotary table, the fourth guide roll is close to straining device one side.
Further, the inner wall of the pressing mechanism is fixedly connected with two slide bars, the outer surfaces of the two slide bars are jointly connected with a movable plate in a sliding mode, the top of the movable plate is fixedly connected with a pull rod, one end of the pull rod penetrates through the pressing mechanism, the bottom of the movable plate is fixedly connected with two push rods, the push rods penetrate through one end of the pressing mechanism and the conveying mechanism and are fixedly connected, and the outer surfaces of the push rods are sleeved with second springs which are fixedly connected with the movable plate.
Further, the position of conveying mechanism inner wall both sides all rotates and is connected with the rotary rod, two the spacing groove has all been seted up to the relative one end of rotary rod, the vertical fixedly connected with locating lever of inner wall in spacing groove, two the common through connection of one end of locating lever has the conveying pole, the one end threaded connection of locating lever has the nut, the outer fixed surface of conveying pole has cup jointed the conveying cylinder, the outer surface cover of conveying cylinder is equipped with the silica gel cover.
Further, one side fixedly connected with motor of conveying mechanism, the motor output shaft runs through conveying mechanism's one end fixedly connected with second drive wheel, the fixed surface of rotary rod has cup jointed first drive wheel, the second drive wheel with the belt rotation that establishes through common cover is connected between the first drive wheel.
Furthermore, both sides all rotate about straining device is inside and are connected with the rotating turret, two the surface of rotating turret rotates jointly and is connected with the compression roller, and two the compression roller laminating is connected, the rotating turret with the first spring of common fixedly connected with between the straining device.
Further, dust removal mechanism is for seting up the siphunculus structure of dust removal mouth, the fluting has all been seted up to dust removal mechanism's both sides, and two the fluting with the dust removal mouth communicates with each other, the inside embedding of fluting is connected with the gland, the bottom fixedly connected with non-woven fabrics of gland, and two the non-woven fabrics is laminated mutually and is connected, the gland through the bolt that sets up with dust removal mechanism fixed mounting.
Furthermore, a roll paper sleeve rod is fixedly connected to the position of a central shaft on one side of the rotary wheel disc, a roll paper tube is sleeved at one end of the roll paper sleeve rod, the conveying mechanism presses the outer surface of the roll paper tube, roll paper on the roll paper tube sequentially bypasses the first guide roller, the second guide roller, the third guide roller and the fourth guide roller to be conveyed, and the roll paper tube sequentially penetrates through the interiors of the dust removal mechanism and the tensioning mechanism.
The paper roll cleaning device has the beneficial effects that in the working process of the paper roll cleaning device, the conveying mechanism can drive the paper roll to automatically rotate to discharge paper, so that the phenomenon that the roll paper is broken due to the violent pulling of the paper roll is avoided, the pressing mechanism can enable the conveying mechanism to be always tightly attached to the paper roll according to the radius of the paper roll, and the dust removing mechanism can carry out double-sided dust removal on the conveyed roll paper, so that the roll paper can be conveniently conveyed, and meanwhile, the printing quality and efficiency can be improved.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1: the utility model discloses a structural schematic diagram of a paper feeding device of a rotary offset press;
FIG. 2 is a schematic diagram: the utility model is a schematic connection diagram of the pressing mechanism and the conveying mechanism;
FIG. 3: the utility model is enlarged view of A in FIG. 2;
FIG. 4: the utility model discloses a structural schematic diagram of a silica gel sleeve;
FIG. 5 is a schematic view of: the structure of the tensioning mechanism is schematic;
FIG. 6: the utility model discloses a structural schematic diagram of a dust removal mechanism.
The reference numbers are as follows:
1. a base;
2. a vertical plate; 21. a first guide roller; 22. a second guide roller; 23. a third guide roller; 24. a fourth guide roller;
3. a hold-down mechanism; 31. a pull rod; 32. a slide bar; 33. a movable plate; 34. a push rod; 35. a second spring;
4. a conveying mechanism; 41. rotating the rod; 42. a limiting groove; 43. positioning a rod; 44. a conveying rod; 45. a conveying roller; 46. a first drive pulley; 47. a motor; 48. a second transmission wheel;
5. rotating a wheel disc; 51. a paper winding loop bar;
6. a tensioning mechanism; 61. a rotating frame; 62. a compression roller; 63. a first spring;
7. a dust removal mechanism; 71. a dust removal port; 72. grooving; 73. a gland; 74. non-woven fabrics;
8. and (4) a silica gel sleeve.
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.
As shown in fig. 1 to 6, the present invention has the following three specific embodiments.
Example 1
The utility model provides a adsorption paper feeding device of rotary offset press, which comprises a base 1, the vertical fixedly connected with riser 2 in base 1's top, riser 2 is including hold-down mechanism 3, conveying mechanism 4, rotary table 5, straining device 6 and dust removal mechanism 7, one side of riser 2 is rotated and is connected with first guide roll 21, second guide roll 22, third guide roll 23 and fourth guide roll 24, first guide roll 21, second guide roll 22, third guide roll 23 is triangular distribution, and be located rotary table 5 under, fourth guide roll 24 is close to straining device 6 one side.
Preferably, a roll paper sleeve rod 51 is fixedly connected to the central axis of one side of the rotary wheel disc 5, one end of the roll paper sleeve rod 51 is sleeved with a roll paper cylinder, the conveying mechanism 4 is pressed on the outer surface of the roll paper cylinder, roll paper on the roll paper cylinder is conveyed by sequentially bypassing the first guide roller 21, the second guide roller 22, the third guide roller 23 and the fourth guide roller 24, and the roll paper cylinder sequentially passes through the interiors of the dust removing mechanism 7 and the tensioning mechanism 6.
In this embodiment:
firstly, the pull rod 31 is pulled, the pull rod 31 can drive the conveying mechanism 4 to lift, so that a roll paper cylinder can be sleeved on the roll paper sleeve rod 51, then the pull rod 31 is loosened, the conveying mechanism 4 can be tightly attached to the surface of the roll paper cylinder, then the roll paper is pulled to sequentially bypass the first guide roller 21, the second guide roller 22 and the third guide roller 23, then the roll paper passes through the dust removing mechanism 7 and then bypasses the fourth guide roller 24 to penetrate into the tensioning mechanism 6, so that the conveying mechanism 4 can drive the roll paper cylinder to automatically release the roll paper, the tensioning mechanism 6 can pull the roll paper to tightly wind the roll paper on the first guide roller 21, the second guide roller 22, the third guide roller 23 and the fourth guide roller 24, meanwhile, the dust removing mechanism 7 can clean the passed roll paper, and the printing efficiency and quality can be improved.
Example 2
The difference from embodiment 1 is that the following is also included:
the inner wall of the pressing mechanism 3 is fixedly connected with two sliding rods 32, the outer surfaces of the two sliding rods 32 are jointly connected with a movable plate 33 in a sliding mode, the top of the movable plate 33 is fixedly connected with a pull rod 31, one end of the pull rod 31 penetrates through the pressing mechanism 3, the bottom of the movable plate 33 is fixedly connected with two push rods 34, the push rods 34 penetrate through one end of the pressing mechanism 3 and are fixedly connected with the conveying mechanism 4, the outer surface of each push rod 34 is sleeved with a second spring 35, and the second springs 35 are fixedly connected with the movable plate 33.
Preferably, the position of 4 inner wall both sides of conveying mechanism all rotates and is connected with rotary rod 41, and spacing groove 42 has all been seted up to two relative one ends of rotary rod 41, the vertical fixedly connected with locating lever 43 of inner wall of spacing groove 42, and the common through connection of the one end of two locating levers 43 has conveying pole 44, and the one end threaded connection of locating lever 43 has the nut, and conveying pole 44's external surface fixing has cup jointed conveying roller 45, and conveying roller 45's external surface cover is equipped with silica gel cover 8.
Preferably, one side of the conveying mechanism 4 is fixedly connected with a motor 47, one end of an output shaft of the motor 47 penetrating through the conveying mechanism 4 is fixedly connected with a second driving wheel 48, the outer surface of the rotating rod 41 is fixedly sleeved with a first driving wheel 46, and the second driving wheel 48 and the first driving wheel 46 are mutually and rotatably connected through a belt which is sleeved together.
In this embodiment:
pulling the pull rod 31, the pull rod 31 can drive the movable plate 33 to lift on the two slide bars 32, the movable plate 33 can pull the conveying mechanism 4 to lift through the push rod 34, so that the conveying mechanism 4 can be conveniently pulled to lift, and meanwhile, the second spring 35 can enable a certain buffering effect to exist between the conveying mechanism 4 and the paper winding drum through the elasticity of the second spring.
Wherein, the motor 47 can drive the second drive wheel 48 rotatory, and the second drive wheel 48 can drive first drive wheel 46 rotatory through the belt, and first drive wheel 46 can drive conveying rod 44 rotatory through rotary rod 41, and conveying rod 44 can drive conveying cylinder 45 rotatory, and conveying cylinder 45 can drive the automatic paper of putting of paper roll through silica gel cover 8.
To the further explanation of this embodiment, carry pole 44 to carry and can carry on spacingly through spacing groove 42, carry the both ends of pole 44 simultaneously and can overlap on two locating levers 43, and the rethread nut compresses tightly fixedly to can carry out the dismouting to carry pole 44, be convenient for change the silica gel cover 8 on carrying the cylinder 45 surface.
Example 3
The difference from embodiment 1 is that the following is also included:
both sides all rotate about straining mechanism 6 is inside to be connected with rotating turret 61, and the surface of two rotating turrets 61 rotates jointly and is connected with compression roller 62, and two compression rollers 62 laminating are connected, the first spring 63 of common fixedly connected with between rotating turret 61 and the straining mechanism 6.
Preferably, the dust removing mechanism 7 is a through pipe structure provided with a dust removing port 71, the two sides of the dust removing mechanism 7 are both provided with slots 72, the two slots 72 are communicated with the dust removing port 71, a gland 73 is embedded and connected in the slots 72, the bottom of the gland 73 is fixedly connected with non-woven fabrics 74, the two non-woven fabrics 74 are mutually attached and connected, and the gland 73 is fixedly installed with the dust removing mechanism 7 through a set bolt.
In this embodiment:
when the roll paper passes through the tensioning mechanism 6, the two press rollers 62 can compress the roll paper, and meanwhile, the first spring 63 can enable a buffering effect to exist between the two press rollers 62, so that the roll paper is convenient to tighten during conveying.
When the roll paper passes through the dust removal mechanism 7, the roll paper passes through the dust removal port 71, so that the interior of the dust removal mechanism 7 passes through, and then the two pressing covers 73 are respectively embedded into the grooves 72, so that the non-woven fabrics 74 on the two pressing covers 73 can be tightly attached to two sides of the roll paper, and when the two non-woven fabrics 74 are tightly attached to the two side surfaces of the roll paper, when the roll paper is conveyed, the two sides of the roll paper can be automatically cleaned.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides a adsorption paper feeding device of rotary offset press, includes base (1), its characterized in that: the vertical fixedly connected with riser (2) in top of base (1), riser (2) are including pressing hold down mechanism (3), conveying mechanism (4), commentaries on classics rim plate (5), straining device (6) and dust removal mechanism (7), one side of riser (2) is rotated and is connected with first guide roll (21), second guide roll (22), third guide roll (23) and fourth guide roll (24), first guide roll (21), second guide roll (22), third guide roll (23) are triangular distribution, and are located under commentaries on classics rim plate (5), fourth guide roll (24) are close to straining device (6) one side.
2. The paper feeding device of a rotary offset printing press according to claim 1, characterized in that: two slide bars (32) of inner wall fixedly connected with of hold-down mechanism (3), two the common sliding connection of surface of slide bar (32) has fly leaf (33), the top fixedly connected with pull rod (31) of fly leaf (33), and the one end of pull rod (31) with hold-down mechanism (3) runs through, two push rods (34) of bottom fixedly connected with of fly leaf (33), just push rod (34) run through the one end of hold-down mechanism (3) with conveying mechanism (4) fixed connection, the surface cover of push rod (34) is equipped with second spring (35), just second spring (35) with fly leaf (33) fixed connection.
3. A paper feeding device of a rotary offset press according to claim 1, characterized in that: the utility model discloses a conveying mechanism, including conveying mechanism (4), inner wall, limiting groove (42) have all been seted up to the relative one end of rotary rod (41), the vertical fixedly connected with locating lever (43) of inner wall of limiting groove (42), two the common through connection of one end of locating lever (43) has conveying pole (44), the one end threaded connection of locating lever (43) has the nut, conveying pole (44)'s external fixed surface has cup jointed conveying roller (45), conveying roller (45)'s external surface cover is equipped with silica gel cover (8).
4. The paper feeding device of a rotary offset printing press according to claim 3, wherein: one side fixedly connected with motor (47) of conveying mechanism (4), motor (47) output shaft runs through the one end fixedly connected with second drive wheel (48) of conveying mechanism (4), first drive wheel (46) have been cup jointed to the external fixed surface of rotary rod (41), second drive wheel (48) with the belt rotation connection of establishing through jointly overlapping between first drive wheel (46).
5. The paper feeding device of a rotary offset printing press according to claim 1, characterized in that: both sides all rotate about straining mechanism (6) is inside and are connected with rotating turret (61), two the surface of rotating turret (61) rotates jointly and is connected with compression roller (62), and two compression roller (62) laminating is connected, rotating turret (61) with first spring (63) of common fixedly connected with between straining mechanism (6).
6. The paper feeding device of a rotary offset printing press according to claim 1, characterized in that: dust removal mechanism (7) are for seting up the siphunculus structure of dust removal mouth (71), fluting (72) have all been seted up to the both sides of dust removal mechanism (7), and two fluting (72) with dust removal mouth (71) communicate with each other, the inside embedding of fluting (72) is connected with gland (73), the bottom fixedly connected with non-woven fabrics (74) of gland (73), and two non-woven fabrics (74) laminating each other is connected, gland (73) through the bolt that sets up with dust removal mechanism (7) fixed mounting.
7. A paper feeding device of a rotary offset press according to claim 1, characterized in that: one side central axis position fixedly connected with stock form loop bar (51) of runner wheel dish (5), the pot head of stock form loop bar (51) is equipped with the paper roll, and conveying mechanism (4) press on the surface of paper roll, the stock form on the paper roll is walked around in proper order first guide roll (21), second guide roll (22), third guide roll (23), fourth guide roll (24) are carried, the paper roll passes in proper order the inside of dust removal mechanism (7) and straining device (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122578081.1U CN216996924U (en) | 2021-10-26 | 2021-10-26 | Paper feeder of rotary offset press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122578081.1U CN216996924U (en) | 2021-10-26 | 2021-10-26 | Paper feeder of rotary offset press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216996924U true CN216996924U (en) | 2022-07-19 |
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ID=82380111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122578081.1U Active CN216996924U (en) | 2021-10-26 | 2021-10-26 | Paper feeder of rotary offset press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216996924U (en) |
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2021
- 2021-10-26 CN CN202122578081.1U patent/CN216996924U/en active Active
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