CN113199849A - Roller assembly of plate-making machine - Google Patents
Roller assembly of plate-making machine Download PDFInfo
- Publication number
- CN113199849A CN113199849A CN202110466447.8A CN202110466447A CN113199849A CN 113199849 A CN113199849 A CN 113199849A CN 202110466447 A CN202110466447 A CN 202110466447A CN 113199849 A CN113199849 A CN 113199849A
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- China
- Prior art keywords
- roller
- plate
- main roller
- arc
- driven gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
Abstract
The invention discloses a roller assembly of a plate-making machine, which comprises a main roller, a plurality of auxiliary roller assemblies uniformly distributed along the circumferential direction of the main roller and a power mechanism arranged at the end part of the main roller and used for driving the auxiliary roller assemblies to reciprocate along the radial direction of the main roller, wherein the auxiliary roller assemblies are provided with suction holes and air inlet holes, and all the auxiliary roller assemblies are encircled to form a circular ring-shaped structure wrapped outside the main roller. The invention can realize size adjustment, can realize plate making of aluminum plates with different sizes, and has simple operation and high efficiency in the size adjustment process.
Description
Technical Field
The invention relates to a roller assembly of a plate-making machine, belonging to the technical field of plate-making machines.
Background
A Computer To Plate (CTP) is a device for making Plate directly by Computer, and has the advantages of replacing the traditional film manufacturing, reducing the distortion rate caused by multiple steps, making the production faster, more accurate color, reducing the cost, etc., and is widely used in the printing industry. The computer direct plate-making machine mainly comprises a roller assembly for bearing an aluminum plate, an aluminum plate head fixing device and an aluminum plate tail fixing device for fixing the aluminum plate on the roller assembly, an exposure head for making a plate, and a power mechanism for driving the roller assembly to drive the aluminum plate to rotate and be matched with the exposure head. During the operation, lean on aluminum plate's head end earlier on roller assembly, it is rotatory to clip fixed back cylinder through aluminum plate head fixing device after that, and aluminum plate is wrapped up on roller assembly, and the inside evacuation of cylinder makes the complete laminating of aluminum plate on the surface of cylinder, and rethread aluminum plate afterbody fixing device clips the aluminum plate rear end and accomplishes final fixed. The existing roller assembly is fixed in size and only adapts to an aluminum plate with one size. If want to realize the plate-making of not unidimensional, realize the plate-making to not unidimensional aluminum plate promptly, then need whole the change of drum assembly, the replacement cost is high, and the operation is inconvenient, and work efficiency is low.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides the roller assembly of the plate-making machine, which can realize size adjustment and plate making of aluminum plates with different sizes, and has the advantages of simple operation and high efficiency in the size adjustment process.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a cylinder assembly of platemaking machine, includes main cylinder, a plurality of follow cylinder assembly and installs and be used for driving the power unit that follow cylinder assembly along the radial reciprocating motion of main cylinder at main cylinder tip along the evenly distributed follow cylinder assembly of main cylinder circumference, be equipped with suction hole and inlet port on the follow cylinder assembly, all follow cylinder assembly and enclose into the annular structure of parcel in the main cylinder outside.
Preferably, the power mechanism comprises a driving gear and a driven gear, the driven gear can be rotatably sleeved on a central shaft of the main drum, the driving gear can be rotatably mounted at one side of the driven gear at the end part of the main drum, and the driving gear is meshed with the driven gear; the driven gear is provided with first limiting grooves which are the same as the number of the driven roller assemblies and are uniformly arranged along the circumferential direction of a central shaft of the main roller, each first limiting groove is internally provided with a first sliding block, and the end part of each first sliding block, far away from the driven gear, is connected with the corresponding driven roller assembly.
Preferably, the first limiting groove is an arc-shaped groove arranged from the position close to the central axis of the main roller to the position far away from the central axis of the main roller, the arc-shaped groove protrudes towards the external insection direction of the driven gear, and the connecting line of the two ends of the arc-shaped groove is not overlapped with the radial line of the driven gear.
Preferably, the number of guide grooves which are the same as that of the slave roller assemblies and are uniformly distributed along the circumferential direction of the central shaft are arranged on the main roller, each guide groove is arranged along the radial direction of the main roller, each slave roller assembly comprises a guide plate matched with the guide groove and an arc-shaped plate arranged at one end of the guide plate far away from the central shaft, one end of the guide plate close to the central shaft is connected with the first sliding block, when the guide plate is completely moved into the guide groove, the arc-shaped plates are tightly attached to the outer wall of the main roller, and all the arc-shaped plates form a complete ring body in a surrounding mode.
Preferably, two ends of the guide groove are symmetrically provided with limiting bosses for limiting the guide plate to move along the axial direction of the main roller.
Preferably, the guide plate further comprises a limiting disc arranged at one end, not provided with the power mechanism, of the main roller, the limiting disc is sleeved on a central shaft of the main roller in a rotatable mode, a second limiting groove and a second sliding block which are the same as a first limiting groove and a first sliding block on the driven gear are arranged on the limiting disc, and one end, far away from the driven gear, of the guide plate is connected with the second sliding block.
Preferably, the rotary drum assembly further comprises arc connecting plates of multiple specifications, the arc connecting plates are used for connecting two adjacent slave drum assemblies, the number of the arc connecting plates of each specification is multiple, clamping grooves are symmetrically formed in two sides of each slave drum assembly and are axially arranged in parallel, and clamping blocks matched with the clamping grooves are arranged on two sides of each arc connecting plate.
Preferably, the cross sections of the clamping groove and the clamping block are circular arc.
Compared with the prior art, the invention has the following advantages:
firstly, the invention adopts the matching mode of the main roller and the slave roller components, and realizes the adjustment of the outer diameter size of a circular ring formed by the surrounding of all the slave roller components by adjusting the relative position between the slave roller components and the main roller, thereby adapting to the aluminum plates to be subjected to plate making with different sizes and realizing the plate making of the aluminum plates with different sizes;
secondly, the power mechanism mainly comprises a driving gear and a driven gear which are meshed with each other, the driven gear can be rotatably sleeved on a central shaft of the main roller, the driving gear can be rotatably installed at the end part of the main roller and positioned at one side of the driven gear, the driven gear is provided with a first limiting groove, a first sliding block connected with the slave roller assembly is installed in the first limiting groove, the slave roller assembly can move along the radial direction of the main roller towards the direction far away from or close to the main roller by controlling the rotation of the driving gear, and further the adjustment of the outer diameter size of a circular ring formed by the surrounding of all the slave roller assemblies is realized, the automation of the control process can be realized, the operation is simple, and the efficiency is high;
thirdly, the main roller and the auxiliary roller are connected in a way that the guide groove is matched with the guide plate, so that the structure is simple, the manufacture is convenient, and the cost is low; the two ends of the guide groove are symmetrically provided with the limiting bosses for limiting the guide plate to move along the axial direction of the main roller, so that the whole guide plate can only move inwards or outwards in a reciprocating manner along the radial direction of the main roller, the guide plate is prevented from shaking or shifting along the axial direction of the main roller, and the stability is further improved;
fourthly, one end of the main roller, which is not provided with the power mechanism, can be also provided with a limiting disc, the limiting disc is provided with a second limiting groove and a second sliding block, the second limiting groove and the second sliding block are the same as the first limiting groove and the first sliding block on the driven gear in structure and layout, and one end of the guide plate, which is far away from the driven gear, is connected with the second sliding block; the additional arrangement of the structure can ensure the synchronous action of the two ends of the secondary roller component, thereby further improving the stability;
fifthly, due to the arrangement of the arc-shaped connecting plate, the influence on the manufacture of the aluminum plate due to the gap between two adjacent secondary roller assemblies can be reduced; and the expansion board that arc even board lateral wall both sides set up can further reduce the influence to aluminum plate, improves the precision of aluminum plate preparation.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a schematic structural view of the main drum of the present invention;
FIG. 5 is a front view of FIG. 4;
FIG. 6 is a schematic view of a slave roller assembly according to the present invention;
FIG. 7 is a schematic view of the present invention in an expanded state;
FIG. 8 is a front view of FIG. 7;
FIG. 9 is a schematic view of FIG. 8 after installation of the curved tie plate;
FIG. 10 is a schematic view of an arcuate web of the present invention.
Detailed Description
The technical solutions in the implementation of the present invention will be made clear and fully described below with reference to the accompanying drawings, and the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The roller assembly of the plate making machine provided by the invention comprises a main roller 1, a plurality of auxiliary roller assemblies 2 uniformly distributed along the circumferential direction of the main roller 1 and a power mechanism 3 arranged at the end part of the main roller 1 and used for driving the auxiliary roller assemblies 2 to reciprocate along the radial direction of the main roller 1, wherein the auxiliary roller assemblies 2 are provided with suction holes and air inlet holes (not shown in the figure), and all the auxiliary roller assemblies 2 are encircled into an annular structure wrapped outside the main roller 1, as shown in fig. 1 to 10.
During the use, can be according to the size of aluminum plate, through control power unit 3, the relative position between adjustment slave roller subassembly 2 and the main roller 1 realizes enclosing all slave roller subassemblies 2 and becomes the adjustment of ring external diameter size to this aluminum plate that the plate-making is treated to the adaptation different sizes. The aluminum plate head fixing device and the aluminum plate tail fixing device can be arranged on the same slave roller assembly 2 and used for fixing the head and the tail of an aluminum plate, the head of the aluminum plate is fixed firstly, then the master roller 1 is driven to rotate, the slave roller assemblies 2 rotate along with the master roller 1, and the slave roller assemblies 2 are sequentially vacuumized in sequence, so that the aluminum plate is sequentially attached to the slave roller assemblies 2; and fixing the tail part of the aluminum plate, starting the exposure head, and driving the whole roller assembly to drive the aluminum plate to rotate and to be matched with the exposure head to realize plate making. In consideration of the stability of the adsorption, the suction holes may be arranged at the center of the outer wall of each slave drum assembly, and the plurality of suction holes on the same slave drum assembly 2 are arranged in sequence along the direction parallel to the axial direction, so as to ensure that the aluminum plate is attached to the center of the outer side wall of each slave drum assembly 2.
Specifically, as shown in fig. 1 and 2, the power mechanism 3 may include a driving gear 32 and a driven gear 31, the driven gear 31 may be rotatably sleeved on the central shaft 11 of the main drum 1, the driving gear 32 may be rotatably installed at an end of the main drum 1 on one side of the driven gear 31, and the driving gear 32 is engaged with the driven gear 31; the driven gear 31 is provided with first limiting grooves 33 which are the same in number as the number of the slave roller assemblies 2 and are uniformly arranged along the circumferential direction of the central shaft 11 of the main roller 1, each first limiting groove 33 is internally provided with a first sliding block 4, and the end part of each first sliding block 4 far away from the driven gear 31 is connected with the corresponding slave roller assembly 2. By connecting the gear shaft of the driving gear 32 with power sources such as a servo motor, when the power sources are started, the driving gear 32 rotates along with the power sources, the driven gear 31 rotates under the meshing effect, at the moment, the main roller 1 does not rotate, so under the effect of the first limiting groove 33 and the first sliding block 4, the auxiliary roller assembly 2 moves in the direction away from or close to the main roller 1 along the radial direction of the main roller 1, and the adjustment of the outer diameter size of a circular ring enclosed by all the auxiliary roller assemblies 2 is realized. Fig. 1 and 2 are schematic views of all the slave roller assemblies 2 closely attached to the master roller 1, and in this state, the slave roller assemblies 2 can move only in a direction away from the master roller 1. Fig. 7 and 8 are schematic views of the roller assembly 2 extending a distance therefrom, in which the secondary roller assembly 2 can be moved toward or away from the primary roller 1 as desired. Preferably, the radius of the driving gear 32 is smaller than that of the driven gear 31, and the proportional relationship between the driving gear 32 and the driven gear 31 can be set as required.
In order to ensure the smoothness and continuity of the moving process of the secondary roller assembly, the first limiting groove 33 on the driven gear 31 is an arc-shaped groove arranged from the central shaft 11 close to the main roller 1 to the direction far away from the central shaft 11, the arc-shaped groove protrudes towards the external insection direction of the driven gear 31, and the connecting line of the two ends of the arc-shaped groove is not coincident with the radial line of the driven gear.
As a further limitation of the present invention, the number of the guide grooves 12 on the main drum 1 is the same as that of the secondary drum assemblies 2, and the guide grooves 12 are uniformly distributed along the circumferential direction of the central shaft, each guide groove 12 is arranged along the radial direction of the main drum 1 and penetrates through the front end and the rear end of the whole main drum 1, the secondary drum assembly 2 comprises a guide plate 22 matched with the guide groove 12 and an arc plate 21 installed at one end of the guide plate 22 far from the central shaft, one end of the guide plate 22 close to the central shaft is connected with the first slide block 4, when the guide plate 21 is completely moved into the guide groove 22, as shown in fig. 1 and 2, the arc plate 21 is tightly attached to the outer wall of the main drum 1, and all the arc plates 21 enclose a complete circular ring body. The secondary roller component 2 with the structure has simple structure, convenient manufacture and low cost.
In order to avoid the guide plate 22 from shaking or shifting along the axial direction of the main roller during the movement process, the two ends of the guide groove are symmetrically provided with limiting bosses 13 for limiting the guide plate to move along the axial direction of the main roller. At this moment, whole deflector 22 is injectd in the space that is enclosed by spacing boss 13 in the guide way, and first slider 4 passes spacing boss 13 and is connected with deflector 22, and first slider 4 can slide along the clearance between two spacing bosses 13 of same tip, guarantees that whole deflector 22 can only follow the radial inside or outside reciprocating motion of main drum 1, has improved stability.
As a further improvement of the present invention, a limiting disc (i.e. the position of the right end in fig. 3 corresponding to the left driven gear 31) may be further installed at one end of the main drum where the power mechanism is not disposed, the limiting disc may be rotatably sleeved on the central shaft 11 of the main drum 1, a second limiting groove and a second sliding block, which are the same as the first limiting groove 33 and the first sliding block 4 on the driven gear 31, are provided on the limiting disc, and one end of the guide plate 22, which is far away from the driven gear 31, is connected with the second sliding block. The structure and connection relationship between the end of the guide plate 22 far from the driven gear 31 and the second limiting groove and the second slider are the same as those between the guide plate 22 and the first limiting groove and the first slider, and are not described herein again.
In view of the fact that when the two adjacent secondary roller assemblies 2 extend outwards from the roller assemblies 2, gaps exist between the two adjacent secondary roller assemblies 2, which may have adverse effects on the manufacture of the aluminum plate, in order to overcome such adverse effects, as a further improvement of the present invention, a plurality of specifications of the arc-shaped connecting plates 5 for connecting the two adjacent secondary roller assemblies 2 may be further included, a plurality of arc-shaped connecting plates 5 of each specification are further included, each secondary roller assembly 2 is symmetrically provided with clamping grooves 23 arranged in parallel with the axial direction of the secondary roller assembly, the two sides of each arc-shaped connecting plate 5 are provided with clamping blocks 52 matched with the clamping grooves 23, and the installed schematic diagram of the arc-shaped connecting plates 5 is shown in fig. 9. According to the condition that the slave roller assembly 2 extends, the arc-shaped connecting plate 5 with the matched specification is selected to be connected, and the slave roller assembly 2 and the arc-shaped connecting plate 5 are ensured to finally enclose an approximately complete circle, so that the influence on the manufacturing of the aluminum plate is reduced. Further, in order to improve the convenience of installation, the cross sections of the clamping groove 23 and the clamping block 52 can be designed to be arc-shaped. In addition, considering that the outer contours of the final slave roller assemblies 2 and the arc-shaped connecting plates 5 are only approximate circles and are not true circles, in order to further reduce the influence on the manufacturing of the aluminum plate, the radius of the outer side wall of each arc-shaped connecting plate 5 can be consistent with the radius of the center of the arc-shaped connecting plate when the arc-shaped connecting plate extends from the roller assemblies 2 in a matching state, and expanding plates which extend outwards and gradually reduce in thickness are arranged on two sides of the outer side wall of each arc-shaped connecting plate 5, so that the final circle surrounded by each roller assembly 2, each arc-shaped connecting plate 5 and each expanding plate is ensured, and the manufacturing precision of the aluminum plate is further improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (8)
1. The roller assembly of the plate-making machine is characterized by comprising a main roller, a plurality of slave roller assemblies which are uniformly distributed along the circumferential direction of the main roller and a power mechanism which is arranged at the end part of the main roller and used for driving the slave roller assemblies to reciprocate along the radial direction of the main roller, wherein the slave roller assemblies are provided with suction holes and air inlet holes, and all the slave roller assemblies are surrounded into a circular ring-shaped structure wrapped outside the main roller.
2. The roller assembly of a plate-making machine according to claim 1, wherein the power mechanism comprises a driving gear and a driven gear, the driven gear is rotatably sleeved on the central shaft of the main roller, the driving gear is rotatably mounted at one side of the driven gear at the end of the main roller, and the driving gear is meshed with the driven gear; the driven gear is provided with first limiting grooves which are the same as the number of the driven roller assemblies and are uniformly arranged along the circumferential direction of a central shaft of the main roller, each first limiting groove is internally provided with a first sliding block, and the end part of each first sliding block, far away from the driven gear, is connected with the corresponding driven roller assembly.
3. The plate-making machine roller assembly according to claim 2, wherein the first limiting groove is an arc-shaped groove arranged from a position close to the central axis of the main roller to a position far away from the central axis of the main roller, the arc-shaped groove protrudes towards the external insection direction of the driven gear, and a connecting line of two ends of the arc-shaped groove is not coincident with a radial line of the driven gear.
4. The roller assembly of a plate-making machine according to claim 2, wherein the main roller is provided with guide grooves which are the same as the number of the secondary roller assemblies and are uniformly distributed along the circumferential direction of the central shaft, each guide groove is arranged along the radial direction of the main roller, the secondary roller assembly comprises a guide plate matched with the guide groove and an arc-shaped plate arranged at one end of the guide plate far away from the central shaft, one end of the guide plate close to the central shaft is connected with the first sliding block, when the guide plate is completely moved into the guide groove, the arc-shaped plate is tightly attached to the outer wall of the main roller, and all the arc-shaped plates form a complete ring body.
5. The plate-making machine roller assembly according to claim 3, wherein the two ends of the guide groove are symmetrically provided with limiting bosses for limiting the guide plate to move along the axial direction of the main roller.
6. The roller assembly of a plate-making machine according to claim 3, further comprising a limiting disc mounted on the main roller at an end where the power mechanism is not disposed, wherein the limiting disc is rotatably sleeved on the central shaft of the main roller, the limiting disc is provided with a second limiting groove and a second sliding block, the second limiting groove and the second sliding block are the same as the first limiting groove and the first sliding block on the driven gear, and an end of the guide plate, which is far away from the driven gear, is connected with the second sliding block.
7. The roller assembly of a plate-making machine according to claim 1, further comprising a plurality of arc-shaped connecting plates of various specifications for connecting two adjacent slave roller assemblies, wherein a plurality of arc-shaped connecting plates of each specification are provided, clamping grooves are symmetrically formed in two sides of each slave roller assembly and are arranged in parallel with the axial direction of each slave roller assembly, and clamping blocks matched with the clamping grooves are arranged in two sides of each arc-shaped connecting plate.
8. The plate-making machine roller assembly according to claim 7, wherein the cross-sections of the engaging groove and the engaging block are circular arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466447.8A CN113199849A (en) | 2021-04-28 | 2021-04-28 | Roller assembly of plate-making machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466447.8A CN113199849A (en) | 2021-04-28 | 2021-04-28 | Roller assembly of plate-making machine |
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| Publication Number | Publication Date |
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| CN113199849A true CN113199849A (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110466447.8A Pending CN113199849A (en) | 2021-04-28 | 2021-04-28 | Roller assembly of plate-making machine |
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| CN (1) | CN113199849A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114474839A (en) * | 2021-12-27 | 2022-05-13 | 广州市彩晴包装印刷有限公司 | Full-automatic intelligent box making machine |
| CN114747607A (en) * | 2022-06-14 | 2022-07-15 | 山东昶昇水产品有限公司 | Processing equipment for guiding and cleaning marine products |
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| JP5663073B1 (en) * | 2013-10-25 | 2015-02-04 | シコー株式会社 | Printing mechanism |
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| CN212209222U (en) * | 2020-07-08 | 2020-12-22 | 蒙城县富源有色金属材料股份有限公司 | Winding roller frame for winding machine |
| CN212788271U (en) * | 2020-06-12 | 2021-03-26 | 赵蒲恒 | Container cover with adjustable size |
| CN213035455U (en) * | 2020-07-01 | 2021-04-23 | 绍兴盛鑫印染有限公司 | Printing and dyeing roller for spinning |
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| CN1383980A (en) * | 2001-04-30 | 2002-12-11 | 海德堡印刷机械股份公司 | Variable diameter cylinder |
| JP5663073B1 (en) * | 2013-10-25 | 2015-02-04 | シコー株式会社 | Printing mechanism |
| CN204451457U (en) * | 2015-02-02 | 2015-07-08 | 李绪和 | The printing cylinder of polylith version can be filled |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114474839A (en) * | 2021-12-27 | 2022-05-13 | 广州市彩晴包装印刷有限公司 | Full-automatic intelligent box making machine |
| CN114747607A (en) * | 2022-06-14 | 2022-07-15 | 山东昶昇水产品有限公司 | Processing equipment for guiding and cleaning marine products |
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Application publication date: 20210803 |
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