CN113211938A - Guide roller for printing machine - Google Patents
Guide roller for printing machine Download PDFInfo
- Publication number
- CN113211938A CN113211938A CN202110656339.7A CN202110656339A CN113211938A CN 113211938 A CN113211938 A CN 113211938A CN 202110656339 A CN202110656339 A CN 202110656339A CN 113211938 A CN113211938 A CN 113211938A
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- Prior art keywords
- guide roller
- expanding
- driving
- lug
- expansion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/193—Transfer cylinders; Offset cylinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F13/00—Common details of rotary presses or machines
- B41F13/08—Cylinders
- B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
- B41F13/34—Cylinder lifting or adjusting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
Abstract
The invention discloses a guide roller for a printing machine, which comprises: the flange end plate, the tension adjusting mechanism and the expansion guide roller mechanism as well as the transmission sleeve mechanism fixedly sleeved outside the expansion guide roller mechanism and the first driving end lug and the second driving end lug which are fixedly arranged on two sides and fixedly connected with the flange end plate are arranged on the tension adjusting mechanism, the tension adjusting mechanism comprises an outer driving ring, a fixed ring seat and an outer expansion lug plate, the expansion guide roller mechanism comprises a plurality of expansion joint blocks, and the expansion joint blocks are mutually combined to form a cylindrical structure. By arranging the guide roller outward-expanding structure, the outward-expanding movement of the outward-expanding ear plate can be realized by utilizing the torque transmission between the driving pin and the outward-expanding ear plate through the asynchronous operation of the outer driving rings at two ends in the working process of the guide roller, so that each expanded connecting strip block of the guide roller expanding mechanism is driven to expand and support the guide sleeve mechanism, the diameter of the guide roller is actively increased to be fully contacted with the surface of paper, the phenomenon of slipping and paper jamming is avoided, and the stability of printed paper outlet is improved.
Description
Technical Field
The invention relates to the technical field of printing machines, in particular to a guide roller for a printing machine.
Background
Printing machine, machine for printing characters and images, whose working principle is: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position on which the characters and images are printed on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the printed matter identical to printing plate. Besides these, the printed products require a series of auxiliary devices during printing, such as unwinding and winding devices, drying devices, cooling devices, tension control mechanisms, etc., which are implemented by various guide rollers, wherein tension balance control is an extremely important loop, and if the tension balance control is not good, the printing efficiency and the printing quality are affected.
However, in the existing guide roller structure, when the pattern on the surface of the printing paper is in direct contact with the guide roller main body for the printing machine in the long-term use process, the printing pattern which is just coming out and is not dried and shaped is easily dragged to be dirty by the guide roller main body for the printing machine, so that the pattern of the printing paper is damaged and blurred.
Disclosure of Invention
The present invention is directed to solving one of the technical problems of the prior art or the related art.
Therefore, the technical scheme adopted by the invention is as follows: guide roller for printing machine includes: the device comprises a flange end plate, a tension adjusting mechanism, an expansion guide roller mechanism, a transmission sleeve mechanism fixedly sleeved outside the expansion guide roller mechanism, and a first driving end lug and a second driving end lug which are fixedly arranged on two sides and fixedly connected with the flange end plate; the tension adjusting mechanism comprises an outer driving ring, a fixed ring seat and outer expanded ear plates, wherein the number of the outer expanded ear plates is a plurality of the outer expanded ear plates, the outer expanded ear plates are distributed in the circumferential direction, the plurality of the outer expanded ear plates are combined with each other to form a disc-shaped structure and are movably clamped on the opposite inner sides of the outer driving ring and the fixed ring seat, a driving pin is fixedly installed on one side of the outer driving ring, an outer expanded guide groove is formed in the surface of each outer expanded ear plate and is sleeved on the outer side of the driving pin, a rotating pin is fixedly installed on one side of the fixed ring seat, and a torsion hole is formed in one corner of each outer expanded ear plate and is rotatably sleeved on the outer side of the rotating pin; the expansion guide roller mechanism comprises a plurality of expansion connecting strip blocks, the expansion connecting strip blocks are combined with one another to form a cylindrical structure, connecting pins are fixedly mounted on the surfaces of the expansion connecting strip blocks, linkage pin holes are formed in the surfaces of the outer expansion lug plates, the connecting pins are fixedly sleeved on the inner sides of the linkage pin holes, the expansion connecting strip blocks comprise heating strips, thermal radiation screen plates and electric heating resistance wires, the thermal radiation screen plates are fixedly connected with one sides of the heating strips to form a cavity structure, and the electric heating resistance wires are located inside the cavity; the structure size of first drive end ear and second drive end ear is the same, first drive end ear and second drive end ear all include gangbar and drive tooth, the fixed one end of cup jointing in the gangbar of drive tooth, the fixed surface connection of gangbar and flange end plate, the form of lining up air-dry inlet port has been seted up on the surface of gangbar and flange end plate, the inside joint of air-drying inlet port has the dehumidification filter block.
In a preferred example of the present invention, the number of the flange end plates and the tension adjusting mechanisms is two, and the two flange end plates and the tension adjusting mechanisms are symmetrically distributed at two ends of the expanding guide roller mechanism, the first driving end lug and the second driving end lug have the same structure size and are fixedly connected to the surfaces of the flange end plates at two sides, respectively, and the end portions of the first driving end lug and the second driving end lug are in transmission connection with a rotation driving structure for performing rotation driving of the guide roller.
Through adopting above-mentioned technical scheme, utilize first drive end ear and second drive end ear and drive structure's meshing transmission to drive the deflector roll and rotate, realize the transport conduction effect of deflector roll.
In a preferred example of the present invention, one side of the outer driving ring is fixedly connected to a surface of the flange end plate, diameters of the outer driving ring, the fixed ring seat and the expanding guide roller mechanism are the same, a plurality of the outer expanding lug plates are combined into a disc-shaped structure with the same diameter as the expanding guide roller mechanism, and the number of the expanding bar blocks is the same as that of the outer expanding lug plates on one side and corresponds to that of the outer expanding lug plates on one side.
By adopting the technical scheme, the outer driving ring, the fixed ring seat and the expanding guide roller mechanism with the same diameter are adopted, so that the surface of the expanding guide roller mechanism of the transmission sleeve mechanism is of a convex structure, and the transmission sleeve mechanism is convenient to be attached to the surface of paper for transmission.
In a preferred example of the present invention, the outwardly expanded guide slot is an arc structure, a center of the outwardly expanded guide slot is located at the rotating pin, the outwardly expanded lug plate is rotatably mounted on one side of the fixed ring seat by being sleeved with the rotating pin, an outer periphery of the outwardly expanded lug plate is an arc structure, and edges of two sides of adjacent outwardly expanded lug plates are engaged with each other.
By adopting the technical scheme, the relative deflection of the outer driving ring and the fixed ring seat is utilized to drive the outer expanding lug plate and the expanding connecting block to expand and contract.
In a preferred example, the heating strip is provided with a plurality of air inlet guide holes on one side, the heat radiation screen is in an arc metal screen structure, and the outer side of the expansion strip block is in interference fit with the inner side of the conduction sleeve mechanism.
Through adopting above-mentioned technical scheme, utilize the heating strip to carry out the heating output of air current.
The invention may further be configured in a preferred example, a thermosensitive control switch is fixedly installed inside the heating strip, and an output end of the thermosensitive control switch is electrically connected with an input end of the electric heating resistance wire.
By adopting the technical scheme, the power supply of the electric heating resistance wire is automatically closed through the heating strip after the heating value of the electric heating resistance wire is greater than the set temperature, so that the energy consumption is reduced, and the damage to paper caused by overheating is avoided.
In a preferred example of the present invention, the conduction sleeve mechanism may further include a conduction rubber sleeve, the conduction rubber sleeve is a high temperature resistant soft rubber member, the conduction rubber sleeve is fixedly sleeved on the outer side of the expansion guide roller mechanism, a plurality of heat conduction holes are uniformly distributed on the surface of the conduction rubber sleeve, and the outer side of the conduction rubber sleeve is a smooth surface structure.
Through adopting above-mentioned technical scheme, through conducting gum cover and paper surface contact, carry out the conveying of paper.
In a preferred example, the invention may be further configured that one end of the air drying air inlet hole is fixedly connected with an air inlet pumping mechanism for inputting air flow into the air drying air inlet hole, and one end of the air drying air inlet hole penetrates through the flange end plate and extends into the expanding guide roller mechanism to be vertically arranged opposite to the surface of the expanding strip block; desiccant particles are arranged inside the dehumidification filter block and are one or more of structures of lime powder or anhydrous silica gel particles.
Through adopting above-mentioned technical scheme, the inside air current of input of guide roll to carry out the drying of air current through dehumidification filter block.
The beneficial effects obtained by the invention are as follows:
1. according to the invention, by arranging the guide roller outward-expanding structure, the drive control of the guide roller can be carried out through the first drive end lug and the second drive end lug in the working process of the guide roller, so that the transmission of printing paper is carried out, the asynchronous operation of driving the outer drive rings at the two ends of the first drive end lug and the second drive end lug through the rotation speed difference is used for realizing the outward-expanding motion of the outward-expanding lug plates by utilizing the torque transmission between the drive pin and the outward-expanding lug plates, so that each expanding bar block of the expanding guide roller mechanism is driven to expand the guide sleeve mechanism, the diameter of the guide roller is actively increased to be in full contact with the surface of the paper, the phenomenon of slipping and paper jamming is avoided, and the stability of printed paper is improved.
2. According to the invention, through the matching of the tension adjusting mechanism and the expansion guide roller mechanism, when the guide roller is contacted with paper, the guide sleeve mechanism is contacted and rubbed with the surface of the paper to provide rotary resistance for the expansion guide roller mechanism, and when the kinetic energy transmission of the first driving end lug and the second driving end lug is greater than the friction resistance, the friction resistance is utilized to provide driving force for the tension adjusting mechanism, so that the passive adjustment of the pipe diameter of the expansion guide roller mechanism is realized, the outer side of the guide roller is fully contacted with the surface of the paper, the smoothness of printed paper is further improved, and the hot pressing effect is generated on the paper through the combined action of the tension adjusting mechanism and the heating structure, so that the paper is prevented from being curled to ensure the smoothness of the printed paper at the outlet end.
3. According to the invention, the heating and air-drying structure is arranged in the expansion guide roller mechanism, the air inlet structures at the two ends of the first driving end lug and the second driving end lug are utilized, the temperature rise and heating of air flow are carried out under the work of electrically heating the resistance wires in the expansion bar blocks, the surface of the paper is directly guided through the heat conduction holes to carry out block quick air-drying on the printing ink, and the problem that the patterns of the printing paper are damaged and fuzzy due to the fact that the undried and shaped printing patterns are dragged to be dirty by the guide roller main body for the printing machine is avoided.
Drawings
FIG. 1 is a schematic overall structure diagram of one embodiment of the present invention;
FIG. 2 is a schematic view of a partial cross-sectional structure of an embodiment of the present invention;
FIG. 3 is a schematic view of a tension adjustment mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic view of a first drive end ear configuration in accordance with one embodiment of the present invention;
FIG. 5 is a schematic view of a first drive end lug mounting arrangement in accordance with one embodiment of the present invention;
FIG. 6 is a schematic view of an installation structure of the expanding guide roller mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic view of a tension adjustment mechanism drive configuration according to one embodiment of the present invention;
FIG. 8 is a schematic view of the overall structure of the expanding guide roller mechanism according to one embodiment of the present invention;
fig. 9 is a schematic view of a spreading bar block structure according to an embodiment of the present invention.
Reference numerals:
100. a flange end plate;
200. a tension adjusting mechanism; 210. an outer drive ring; 220. a fixed ring seat; 230. an outward expansion ear plate; 240. a linkage pin hole; 211. a drive pin; 221. a rotation pin; 231. an outward-expanding guide groove;
300. an expanding guide roller mechanism; 310. expanding and connecting the strip blocks; 320. a connecting pin; 311. heating the strip; 312. a heat radiation screen plate; 313. electrically heating the resistance wire; 314. a thermal sensitive control switch; 315. an air inlet guide hole;
400. a conductive sleeve mechanism; 410. a conductive rubber sleeve; 420. a heat conduction hole;
500. a first drive end lug; 510. a linkage rod; 520. air-drying the air inlet; 530. a drive tooth; 540. a dehumidification filter block;
600. a second drive end ear.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.
It is to be understood that this description is made only by way of example and not as a limitation on the scope of the invention.
Guide rollers for a printing machine provided by some embodiments of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1 to 9, the present invention provides a guide roller for a printing machine, including: the tension adjusting mechanism 200 and the expanding guide roller mechanism 300 are fixedly sleeved on the outer side of the expanding guide roller mechanism 300, and the first driving end lug 500 and the second driving end lug 600 are fixedly arranged on two sides and fixedly connected with the flange end plate 100; the tension adjusting mechanism 200 comprises an outer driving ring 210, a fixed ring seat 220 and outer ear expanding plates 230, wherein the number of the outer ear expanding plates 230 is a plurality, the outer ear expanding plates 230 are distributed in the circumferential direction, the plurality of outer ear expanding plates 230 are combined with each other to form a disc-shaped structure and are movably clamped on the opposite inner sides of the outer driving ring 210 and the fixed ring seat 220 so as to facilitate the retraction and contraction of the outer ear expanding plates 230, a driving pin 211 is fixedly installed on one side of the outer driving ring 210, an outer ear expanding guide groove 231 is opened on the surface of the outer ear expanding plate 230 and is sleeved on the outer side of the driving pin 211, a rotating pin 221 is fixedly installed on one side of the fixed ring seat 220, a torsion hole is opened on one corner of the outer ear expanding plates 230 and is rotatably sleeved on the outer side of the rotating pin 221, the outer driving ring 210 and the fixed ring seat 220 deflect relatively, the driving pin 211 slides along the outer ear expanding plate 230 surface outer ear guide groove 231 under the relative deflection of the fixed ring seat 220, so that the outer ear expanding plates 230 are driven to rotate along the rotating pin 221 by the deflection of the driving pin 211, and synchronously drives the expanded connecting strip block 310 to expand outwards; the expanding guide roller mechanism 300 comprises a plurality of expanding connection strip blocks 310, the expanding connection strip blocks 310 are combined with one another to form a cylindrical structure, a connecting pin 320 is fixedly installed on the surface of each expanding connection strip block 310, a linkage pin hole 240 is formed in the surface of the outer expanding lug plate 230, the connecting pin 320 is fixedly sleeved on the inner side of the linkage pin hole 240, each expanding connection strip block 310 comprises a heating strip 311, a heat radiation screen 312 and an electric heating resistance wire 313, the heat radiation screen 312 is fixedly connected with one side of the heating strip 311 to form a cavity structure, the electric heating resistance wire 313 is located in the cavity, air flow penetrates through the flange end plate 100 and enters the expanding guide roller mechanism 300, and is input into the interior of the expansion bar block 310 through the air inlet guide hole 315 on the surface of the expansion bar block 310, and after heat exchange with the electric heating resistance wire 313 through heat conduction, high-temperature air flow is formed and guided out to the surface of the paper through the heat radiation screen 312 and the heat conduction holes 420, and the ink is subjected to thermal characterization; the first driving end lug 500 and the second driving end lug 600 are identical in structure size, the first driving end lug 500 and the second driving end lug 600 respectively comprise a linkage rod 510 and a driving tooth 530, the driving tooth 530 is fixedly sleeved at one end of the linkage rod 510, the linkage rod 510 is fixedly connected with the surface of the flange end plate 100, the linkage rod 510 and the surface of the flange end plate 100 are provided with a through air drying air inlet 520, so that air flow can enter the inside of the expansion guide roller mechanism 300, and a dehumidifying filter block 540 is clamped inside the air drying air inlet 520.
In this embodiment, the number of the flange end plates 100 and the tension adjusting mechanisms 200 is two and symmetrically distributed at two ends of the expanding guide roller mechanism 300, the first driving end lug 500 and the second driving end lug 600 have the same structure size and are respectively fixedly connected with the surfaces of the flange end plates 100 at two sides to respectively drive two sides of the guide roller, and the outer driving ring 210 and the fixed ring seat 220 can generate relative deflection motion by changing the rotation speed difference between the two ends of the first driving end lug 500 and the second driving end lug 600 or stopping the driving structure at one side, so as to facilitate the formation of the rotation speed difference to control the outward expanding motion of the expanding guide roller mechanism 300, and the end parts of the first driving end lug 500 and the second driving end lug 600 are in transmission connection with a rotation driving structure for executing the rotation driving of the guide roller.
Specifically, the guide roller is driven to rotate by the meshing transmission of the first driving end lug 500 and the second driving end lug 600 with the driving structure, so that the conveying and conducting function of the guide roller is realized.
In this embodiment, one side of the outer driving ring 210 is fixedly connected to the surface of the flange end plate 100, the diameters of the outer driving ring 210, the fixed ring seat 220 and the expanding guide roller mechanism 300 are the same, the plurality of outer expanding lug plates 230 are combined into a disc-shaped structure with the same diameter as the expanding guide roller mechanism 300, the expanding bar blocks 310 and the outer expanding lug plates 230 on one side are the same in number and are in one-to-one correspondence, and the outer driving ring 210, the fixed ring seat 220 and the expanding guide roller mechanism 300 with the same diameter are arranged on the surface of the expanding guide roller mechanism 300 in a protruding structure so as to be in fit transmission with the surface of paper, so as to perform active fit, ensure stable output of paper, avoid slipping, generate a hot pressing effect on paper through the combined action of the outer driving ring 210 and the heating structure, and avoid curling of paper to ensure smoothness of printed paper at the outlet end.
In this embodiment, the outward expanding guide slot 231 is an arc structure, the center of the outward expanding guide slot 231 is located at the rotating pin 221, the outward expanding ear plate 230 is rotatably mounted on one side of the fixed ring seat 220 by being sleeved with the rotating pin 221, the outer periphery of the outward expanding ear plate 230 is an arc structure, edges of two sides of adjacent outward expanding ear plates 230 are mutually engaged, and outward expanding and contracting motions of the outward expanding ear plate 230 and the expanding strip block 310 are driven by relative deflection of the outward driving ring 210 and the fixed ring seat 220.
In this embodiment, a plurality of air inlet guide holes 315 are formed in one side of the heating strip 311, the heat radiation screen 312 is an arc-shaped metal screen structure, so as to facilitate the guiding out of the heating air flow, the outer side of the expansion strip block 310 is in interference fit with the inner side of the conduction sleeve mechanism 400, and when the expansion strip block 310 expands outward, the conduction rubber sleeve 410 provides elastic restoring force, so as to facilitate the outward expansion and recovery of the expansion strip block 310.
Specifically, the heating bar 311 is used to output the heating of the air flow.
In this embodiment, a thermal control switch 314 is fixedly installed inside the heating bar 311, and an output end of the thermal control switch 314 is electrically connected to an input end of the electric heating wire 313. When the heating value of the electric heating resistance wire 313 is larger than the set temperature, the power supply of the electric heating resistance wire 313 is automatically closed through the heating strip 311, so that the energy consumption is reduced, and the damage to the paper caused by overheating is avoided.
In this embodiment, the conduction sleeve mechanism 400 includes a conduction rubber sleeve 410, the conduction rubber sleeve 410 is a high temperature resistant soft rubber member, so as to prevent the conduction rubber sleeve 410 from softening and deforming due to high temperature, the conduction rubber sleeve 410 is fixedly sleeved on the outer side of the expansion guide roller mechanism 300, a plurality of heat conduction holes 420 are uniformly distributed on the surface of the conduction rubber sleeve 410, the outer side of the conduction rubber sleeve 410 is of a smooth surface structure, and the smooth rubber surface forms adhesion friction with the surface of paper, so as to prevent the paper from slipping in the transmission process.
Specifically, the sheet is conveyed by the contact of the conductive rubber 410 with the sheet surface.
In this embodiment, one end of the air-drying air inlet hole 520 is fixedly connected with an air inlet pumping mechanism for inputting air flow into the air-drying air inlet hole 520, one end of the air-drying air inlet hole 520 penetrates through the flange end plate 100 and extends into the expansion guide roller mechanism 300 to be vertically arranged opposite to the surface of the expansion strip block 310, an air pump structure is arranged at the air-drying air inlet hole 520 at the two ends of the first driving end lug 500 and the second driving end lug 600, and the air flow is input and enters the expansion guide roller mechanism 300 through the flange end plate 100; desiccant particles are arranged in the dehumidification filter block 540, the desiccant particles are one or more of structures of lime powder or anhydrous silica gel particles, and the anhydrous silica gel particles are preferably adopted and can be recycled.
Specifically, an air flow is introduced into the guide roller, and the drying of the air flow is performed through the dehumidifying filter block 540.
The working principle and the using process of the invention are as follows:
when the guide roller structure is used, the guide roller structure is in transmission connection with a guide roller driving structure in the printing equipment through a first driving end lug 500 and a second driving end lug 600 respectively, the driving structures on two sides synchronously rotate to drive the guide roller to conduct and convey paper in the normal working process, air pump structures are arranged at air drying air inlet holes 520 at two ends of the first driving end lug 500 and the second driving end lug 600, air flow is input, penetrates through the flange end plate 100 and enters the expanding guide roller mechanism 300, is input into the expanding strip block 310 through an air inlet guide hole 315 on the surface of the expanding strip block 310, forms high-temperature air flow after heat conduction and heat exchange with an electric heating resistance wire 313, and is guided out to the surface of the paper through a heat radiation screen plate 312 and a heat conduction hole 420 to perform heat setting on ink and heat softening the paper;
when the guide roller is in spontaneous contact with the surface of the paper, that is, the paper is normally conducted, the guide sleeve mechanism 400 is in contact with the paper for conduction, the guide sleeve mechanism 400 is in contact with the surface of the paper to generate a certain friction force, and under the continuous driving of the first driving end lug 500 and the second driving end lug 600, a certain rotation resistance is provided for the expanding guide roller mechanism 300 and the first driving end lug 500 and the second driving end lug 600 through the friction force, so that the outer driving ring 210 and the fixed ring seat 220 are respectively driven to relatively deflect, the driving pin 211 slides along the outer expanding guide groove 231 on the surface of the outer expanding lug plate 230 under the relative deflection of the fixed ring seat 220, so that the outer expanding lug plate 230 is driven to rotate along the rotating pin 221 through the deflection of the driving pin 211, the expanding bar block 310 is synchronously driven to outwardly expand, the whole diameter of the expanding guide roller mechanism 300 is increased, and the surface of the conductive rubber sleeve 410 is more tightly attached to the paper, the active laminating is carried out, so that the stable output of the paper is ensured, the slipping phenomenon is avoided, and the paper is ironed by hot pressing in cooperation with high-temperature airflow, so that the paper is smoother;
when the guide roller is in poor contact or can not be in contact with the surface of paper, the relative deflection motion between the outer driving ring 210 and the fixed ring seat 220 can be generated by changing the rotating speed difference of the rotating driving at the two ends of the first driving end lug 500 and the second driving end lug 600 or stopping the driving structure at one side, the operations are repeated, the tension adjusting mechanism 200 is utilized to drive the expanding bar block 310 to expand outwards, the overall diameter of the expanding guide roller mechanism 300 is increased to be attached to the paper, the stable output of the paper is carried out, and the ink drying and shaping and the hot pressing and ironing of the paper are carried out.
In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means 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 invention. 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.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the claims and their equivalents.
Claims (9)
1. Deflector roll for printing machine, its characterized in that includes: the device comprises a flange end plate (100), a tension adjusting mechanism (200), an expansion guide roller mechanism (300), a transmission sleeve mechanism (400) fixedly sleeved outside the expansion guide roller mechanism (300), and a first driving end lug (500) and a second driving end lug (600) fixedly arranged on two sides and fixedly connected with the flange end plate (100);
the tension adjusting mechanism (200) comprises an outer driving ring (210), a fixed ring seat (220) and a plurality of outer expanding ear plates (230), wherein the number of the outer expanding ear plates (230) is a plurality, the outer expanding ear plates are distributed in the circumferential direction, the plurality of outer expanding ear plates (230) are mutually combined to form a disc-shaped structure and movably clamped on the opposite inner sides of the outer driving ring (210) and the fixed ring seat (220), a driving pin (211) is fixedly installed on one side of the outer driving ring (210), an outer expanding guide groove (231) is formed in the surface of each outer expanding ear plate (230) and sleeved on the outer side of the driving pin (211), a rotating pin (221) is fixedly installed on one side of the fixed ring seat (220), and a torsion hole is formed in one corner of each outer expanding ear plate (230) and rotatably sleeved on the outer side of the rotating pin (221);
the expansion guide roller mechanism (300) comprises a plurality of expansion connecting strip blocks (310), the expansion connecting strip blocks (310) are combined with one another to form a cylindrical structure, connecting pins (320) are fixedly mounted on the surfaces of the expansion connecting strip blocks (310), linkage pin holes (240) are formed in the surface of the outer expansion lug plate (230), the connecting pins (320) are fixedly sleeved on the inner sides of the linkage pin holes (240), each expansion connecting strip block (310) comprises a heating strip (311), a heat radiation screen plate (312) and an electric heating resistance wire (313), the heat radiation screen plate (312) is fixedly connected with one side of the heating strip (311) to form a cavity structure, and the electric heating resistance wire (313) is located inside the cavity;
the structure size of first drive end ear (500) and second drive end ear (600) is the same, first drive end ear (500) and second drive end ear (600) all include gangbar (510) and drive tooth (530), the fixed one end of cup jointing in gangbar (510) of drive tooth (530), the fixed surface connection of gangbar (510) and flange end plate (100), the surface of gangbar (510) and flange end plate (100) has been seted up and has been had through the form and air-dried inlet port (520), the inside joint of air-dried inlet port (520) has dehumidification filter block (540).
2. Guide roller for printing machine according to claim 1, characterized in that the number of the flange end plates (100) and the tension adjusting mechanism (200) is two and symmetrically distributed at two ends of the expanding guide roller mechanism (300), the first driving end lug (500) and the second driving end lug (600) have the same size and are fixedly connected with the surface of the flange end plate (100) at two sides, and the end parts of the first driving end lug (500) and the second driving end lug (600) are in transmission connection with a rotation driving structure for executing rotation driving of the guide roller.
3. Guide roller for printing machine according to claim 1, characterized in that one side of the outer driving ring (210) is fixedly connected with the surface of the flange end plate (100), the diameters of the outer driving ring (210), the fixed ring seat (220) and the expanding guide roller mechanism (300) are the same, a plurality of the outer expanding lug plates (230) are mutually combined into a disc-shaped structure with the same diameter as the expanding guide roller mechanism (300), and the number of the expanding bar blocks (310) and the outer expanding lug plates (230) on one side are the same and are in one-to-one correspondence.
4. Guide roller for printing machine according to claim 1, characterized in that the flaring guide slot (231) is of an arc structure, the center of the flaring guide slot (231) is located at the rotating pin (221), the flaring lug plate (230) is rotatably mounted on one side of the fixed ring seat (220) through being sleeved with the rotating pin (221), the periphery of the flaring lug plate (230) is of an arc structure, and the edges of two sides of adjacent flaring lug plates (230) are mutually engaged.
5. Guide roller for printing machine according to claim 1, characterized in that one side of the heating strip (311) is opened with several air inlet guide holes (315), the heat radiation screen (312) is arc metal screen structure, the outside of the expansion strip block (310) is interference fit with the inside of the conductive sleeve mechanism (400).
6. Guide roller for printing machines according to claim 1, characterized in that a thermosensitive control switch (314) is fixedly mounted inside the heating bar (311), the output end of the thermosensitive control switch (314) being electrically connected to the input end of the electrical heating filament (313).
7. The guide roller for the printing machine as claimed in claim 1, wherein the conductive sleeve mechanism (400) comprises a conductive rubber sleeve (410), the conductive rubber sleeve (410) is a high temperature resistant soft rubber member, the conductive rubber sleeve (410) is fixedly sleeved on the outer side of the expansion guide roller mechanism (300), a plurality of heat conduction holes (420) are uniformly distributed on the surface of the conductive rubber sleeve (410), and the outer side of the conductive rubber sleeve (410) is smooth.
8. Guide roller for printing machine according to claim 1, characterized in that one end of the air drying air inlet hole (520) is fixedly connected with an air inlet pumping mechanism for inputting air flow into the air drying air inlet hole (520), and one end of the air drying air inlet hole (520) penetrates through the flange end plate (100) and extends to the inside of the expanding guide roller mechanism (300) to be vertically arranged opposite to the surface of the expanding strip block (310).
9. Guide roll for a printing machine according to claim 1, characterised in that the dehumidifying filter block (540) is internally provided with desiccant particles in the form of one or more of lime powder or anhydrous silica gel particle structures.
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| CN202110656339.7A CN113211938B (en) | 2021-06-11 | 2021-06-11 | Guide roller for printing machine |
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| CN202110656339.7A CN113211938B (en) | 2021-06-11 | 2021-06-11 | Guide roller for printing machine |
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Effective date of registration: 20230728 Address after: 221715 F324, Building A, High tech Pioneer Park, Fengxian Economic Development Zone, Xuzhou City, Jiangsu Province Patentee after: Xuzhou Yongsen Network Technology Co.,Ltd. Address before: 221700 f318, building a, high tech entrepreneurship Park, Fengxian Economic Development Zone, Xuzhou City, Jiangsu Province Patentee before: Fengxian Xinmu Network Technology Co.,Ltd. |