CN214821775U

CN214821775U - Printing device

Info

Publication number: CN214821775U
Application number: CN202023350323.3U
Authority: CN
Inventors: 邓玉坚
Original assignee: Cheung Wo Hing Printing Machinery Co ltd
Current assignee: Cheung Wo Hing Printing Machinery Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-23
Anticipated expiration: 2030-12-31

Abstract

The utility model belongs to the technical field of the lithography apparatus technique and specifically relates to indicate a printing device, include the frame and install in the printing mechanism of frame, printing mechanism is including the guide roller, compression roller, version roller, net roller and the ink feed subassembly that set gradually, guide roller, compression roller, version roller and net roller all rotate and set up in the frame, compression roller, version roller and net roller roll conflict in proper order, the tip of compression roller is provided with first gyro wheel, the tip of version roller is provided with the rubber tyer, the tip of net roller is provided with the second gyro wheel, first gyro wheel and second gyro wheel are rolled with the both sides of rubber tyer respectively and are contradicted, the ink feed subassembly supplies printing ink to version roller via the net roller. The utility model has the advantages of simple structure, contradict through addding the roll between first gyro wheel, rubber roll and the second gyro wheel, the transmission is stable good, the phenomenon that the roller is beated can not appear, has improved the quality of printing, can match higher printing speed, has improved the efficiency of printing.

Description

Printing device

Technical Field

The utility model belongs to the technical field of lithography apparatus technique and specifically relates to indicate a printing device.

Background

Printing is a process of making an image or a text manuscript into a printing plate by a direct or indirect method, coating printing ink on the printing plate, transferring the printing ink to paper or other printed matters by pressurization, and quickly copying in large quantity; the printing industry is a manufacturing industry that receives customer requests to rapidly copy a large number of original images, is a service-oriented industry, and is a comprehensive industry closely related to industries such as pulp, paint, industrial special machinery, chemicals, and computer products. When the existing printing device is used for printing materials, a roll shaft (a screen roll, a plate roll and the like) is easy to bounce, so that the printing quality is poor, the existing printing device can only print at a low speed, the existing printing device is difficult to match with a high printing speed, and the printing efficiency is low. Therefore, the drawbacks are obvious, and a solution is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, an object of the present invention is to provide a printing apparatus.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a printing device, its includes the frame and installs in the printing mechanism of frame, printing mechanism is including the guide roller, compression roller, version roller, net roller and the ink feed subassembly that set gradually, guide roller, compression roller, version roller and net roller all rotate and set up in the frame, compression roller, version roller and net roller roll in proper order and contradict, the tip of compression roller is provided with first gyro wheel, the tip of version roller is provided with the rubber tyer, the tip of net roller is provided with the second gyro wheel, first gyro wheel and second gyro wheel roll with the both sides of rubber tyer respectively and contradict, the ink feed subassembly supplies printing ink to version roller via the net roller.

Further, the first roller and the second roller are both steel wheels.

Furthermore, the frame is connected with a tension roller in a rotating mode, and the tension roller is located above or below the material guide roller or/and the compression roller.

Further, supply the ink subassembly including install in the frame store up ink tank spare, rotate to connect in storing up ink tank spare dip in the ink roller, install in the first gear of the tip of dip in the ink roller and install in the second gear of the tip of pocket roller, first gear and second gear meshing, the pocket roller is located version roller and dips in between the ink roller, version roller rolls with the both sides that dip in the ink roller respectively and contradicts, the pocket roller rotates to be connected in storing up ink tank spare, the pocket roller all stretches out to storing up in the ink that ink tank spare bore with the bottom side that dips in the ink roller.

Further, the ink supply assembly further comprises a sealing cover covering the top end of the ink storage groove piece, and the screen roller and the ink dipping roller are located between the sealing cover and the ink storage groove piece.

Further, the bottom of storing up the china ink groove spare is provided with the leakage fluid dram, the open end that stores up china ink groove spare is provided with backward flow mouth and inlet.

Further, the frame is provided with a recovery disc, and the recovery disc is positioned below the ink supply assembly, the screen roller and the plate roller.

Furthermore, the frame is provided with a limiting mechanism which is positioned at the bottom of the compression roller; the limiting mechanism comprises a limiting cylinder, a rotating plate and a limiting roller which is rotatably connected to the rotating plate, the cylinder body of the limiting cylinder is connected with the frame, the piston rod of the limiting cylinder is hinged to one end of the rotating plate, the limiting roller is in rolling contact with the bottom of the compression roller, and the other end of the rotating plate is rotatably connected with the frame or the guide roller.

Furthermore, a lifting adjusting mechanism is installed on the frame, the lifting adjusting mechanism comprises a lifting seat, a first connecting rod, a second connecting rod, an articulation piece and a driving cylinder, the cylinder body of the driving cylinder is installed on the frame, the articulation piece is installed on a piston rod of the driving cylinder, one end of the second connecting rod is articulated with the articulation piece, the other end of the second connecting rod is articulated with the bottom end of the first connecting rod, the top end of the first connecting rod is connected with the lifting seat, and the printing roller is rotatably connected to the lifting seat.

Further, the frame is provided with a distance adjusting mechanism, the distance adjusting mechanism comprises a moving seat slidably connected to the frame, a rotating shaft rotatably arranged on the frame, a first helical gear sleeved on the rotating shaft, a lead screw rotatably connected to the frame, a nut in threaded connection with the lead screw, a second helical gear arranged at one end of the lead screw, and a driving unit arranged at one end of the rotating shaft, the first helical gear is meshed with the second helical gear, the moving seat is connected with the nut, the rotating shaft is parallel to the printing roller, the lead screw is perpendicular to the rotating shaft, and the screen roller and the ink supply assembly are both arranged on the moving seat.

The utility model has the advantages that: in practical application, a material to be printed (paper or cloth and the like) passes through the material guide roller and then passes through the space between the compression roller and the plate roller, the compression roller enables the printing material to be attached to the outer surface of the plate roller, the ink supply assembly supplies ink to the screen roller, the screen roller supplies the ink to the plate roller, and the plate roller dipped with the ink prints the ink on the printing material so as to complete printing treatment of the material. At compression roller, version roller and net roller pivoted in-process, because first gyro wheel and second gyro wheel roll respectively with the both sides of rubber tyer and contradict, transmission stability is good, so make compression roller, version roller and net roller three's rotation stable, avoid influencing the quality of printing at the in-process of printing because of the phenomenon that the roller is beated appears, just make the utility model discloses can match higher printing speed to the efficiency of printing has been improved. The utility model has the advantages of simple structure, contradict through addding the roll between first gyro wheel, rubber roll and the second gyro wheel, the transmission is stable good, the phenomenon that the roller is beated can not appear, has improved the quality of printing, can match higher printing speed, has improved the efficiency of printing.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the printing mechanism and the limiting mechanism of the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the ink supply assembly, the printing roller, the lifting adjustment mechanism, the distance adjustment mechanism, the rubber wheel and the second roller of the present invention.

Fig. 4 is a schematic view of the three-dimensional structure of the ink supply assembly, the mesh roller, the printing roller, the rubber wheel and the second roller of the present invention.

Description of reference numerals:

1. a frame; 2. a printing mechanism; 3. a material guide roller; 4. a compression roller; 5. a printing roller; 6. a screen roller; 7. an ink supply assembly; 8. a first roller; 9. a rubber wheel; 10. a second roller; 11. a tension roller; 12. an ink reservoir member; 13. dipping an ink roller; 14. a first gear; 15. a second gear; 16. sealing the cover; 17. a liquid discharge port; 18. a return port; 19. a liquid inlet; 20. a recovery tray; 21. a limiting mechanism; 22. a limiting cylinder; 23. a rotating plate; 24. a limiting roller; 25. a lifting adjusting mechanism; 26. a lifting seat; 27. a first link; 28. a second link; 29. an articulation member; 30. a driving cylinder; 31. a distance adjusting mechanism; 32. a movable seat; 33. a rotating shaft; 34. a first helical gear; 35. a screw rod; 36. a nut; 37. a second helical gear; 38. a drive unit.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 4, the utility model provides a pair of printing device, it includes frame 1 and installs in the printing mechanism 2 of frame 1, printing mechanism 2 is including the guide roller 3, compression roller 4, version roller 5, net roller 6 and the ink supply unit 7 that set gradually, guide roller 3, compression roller 4, version roller 5, net roller 6 and the parallel arrangement of ink supply unit 7, guide roller 3, compression roller 4, version roller 5 and net roller 6 all rotate and set up in frame 1, compression roller 4, version roller 5 and net roller 6 roll in proper order and contradict, the tip of compression roller 4 is provided with first gyro wheel 8, the tip of version roller 5 is provided with rubber tyer 9, the tip of net roller 6 is provided with second gyro wheel 10, first gyro wheel 8 and second gyro wheel 10 roll with the both sides of rubber tyer 9 respectively and contradict, ink supply unit 7 supplies printing ink to version roller 5 via net roller 6.

In practical application, a material to be printed (paper or cloth and the like) passes through the material guide roller 3 and then passes through a position between the compression roller 4 and the plate roller 5, the compression roller 4 enables the printing material to be attached to the outer surface of the plate roller 5, the ink supply assembly 7 supplies ink to the screen roller 6, the screen roller 6 supplies the ink to the plate roller 5, and the plate roller 5 dipped with the ink prints the ink on the printing material to finish the printing treatment of the material. At compression roller 4, version roller 5 and netting roller 6 pivoted in-process, because first gyro wheel 8 and second gyro wheel 10 roll respectively with the both sides of rubber tyer 9 and contradict, transmission stability is good, so make compression roller 4, version roller 5 and netting roller 6 three's rotation stable, avoid influencing the quality of printing because of the phenomenon that the roller is beated appears at the in-process of printing, just make the utility model discloses can match higher printing speed to the efficiency of printing has been improved. The utility model has the advantages of simple structure, contradict through addding the roll between first gyro wheel 8, rubber roll and the second gyro wheel 10, the transmission is stable good, the phenomenon that the roller is beated can not appear, has improved the quality of printing, can match higher printing speed, has improved the efficiency of printing.

In this embodiment, the first roller 8 and the second roller 10 are both steel wheels; rubber tyer 9 has certain elasticity, and the steel wheel rolls with rubber tyer 9 and contradicts, and transmission stability is better.

In this embodiment, the frame 1 is rotatably connected with a tension roller 11, and the tension roller 11 is located above or below the material guiding roller 3 or/and the pressing roller 4. The printed material is output by winding the tension roller 11, so that the printed material has certain tension in the moving process, and the phenomenon of looseness can not occur.

In this embodiment, ink supply assembly 7 is including installing in the ink storage tank spare 12 of frame 1, rotate to connect in the ink roller 13 that dips in ink storage tank spare 12, install in the first gear 14 of the tip that dips in ink roller 13 and install in the second gear 15 of the tip of cydaria pinnatifida 6, first gear 14 and the meshing of second gear 15, cydaria pinnatifida 6 is located version roller 5 and dips in between the ink roller 13, version roller 5 rolls with the both sides that dips in ink roller 13 respectively and contradicts with cydaria pinnatifida 6, cydaria pinnatifida 6 rotates to be connected in ink storage tank spare 12, cydaria pinnatifida 6 and the bottom side that dips in ink roller 13 all to the ink that ink storage tank spare 12 bore, dip in ink roller 13 or first gear 14 and the transmission of outside rotation driver are connected.

In practical application, an external rotation driver drives the dip roller 13 to rotate together with the first gear 14 or directly drives the first gear 14 to rotate together with the dip roller 13, the rotating first gear 14 is meshed with the second gear 15 and drives the second gear 15 to rotate, the rotating second gear 15 drives the mesh roller 6 to rotate, so that the dip roller 13 rotates in the opposite direction to the mesh roller 6, the outer surface of the dip roller 13 is in rolling contact with the outer surface of the mesh roller 6, the rotating dip roller 13 and the mesh roller 6 are dipped with ink stored in the ink storage tank 12, the outer surface of the dip roller 13 is in rolling contact with the outer surface of the mesh roller 6, so that the dip roller 13 controls the thickness of the ink on the mesh roller 6, the ink on the mesh roller 6 is uniform, the ink on the mesh roller 6 is dipped by the plate roller 5, the ink and patterns are printed on materials by the ink-dipped plate roller 5, so as to realize printing ink printing with good printing quality.

In this embodiment, the ink supply assembly 7 further includes a cover 16 covering the top end of the ink reservoir member 12, and the web roller 6 and the dip roller 13 are both located between the cover 16 and the ink reservoir member 12. The sealing cover 16 not only protects the screen roller 6 and the ink dipping roller 13, but also can prevent ink from splashing randomly, thereby not only ensuring the cleanness of the working environment, energy conservation and environmental protection, but also ensuring the normal printing work.

In this embodiment, a liquid outlet 17 is disposed at the bottom end of the ink storage tank 12, and a liquid return port 18 and a liquid inlet 19 are disposed at the open end of the ink storage tank 12. The liquid outlet 17 is convenient for cleaning or replacing the ink in the ink storage tank part 12; the return port 18 can return the ink in the ink storage tank member 12, so as to prevent the ink in the ink storage tank member 12 from overflowing due to being too full; the inlet port 19 facilitates the supply of ink into the reservoir member 12 to ensure that there is sufficient ink in the reservoir member 12.

In this embodiment, the frame 1 is provided with a recovery disc 20, and the recovery disc 20 is located below the ink supply assembly 7, the screen roller 6 and the plate roller 5. The recovery disc 20 is used for receiving ink dropped when the screen roller 6 transfers ink during printing or the plate roller 5 prints, so that the ink can be conveniently recovered and utilized, and the ink can be conveniently cleaned.

In this embodiment, the frame 1 is provided with a limiting mechanism 21, and the limiting mechanism 21 is located at the bottom of the compression roller 4; limiting mechanism 21 includes spacing cylinder 22, rotor plate 23 and rotates and connect in the spacing roller 24 of rotor plate 23, the cylinder body and the frame 1 of spacing cylinder 22 are connected, the piston rod of spacing cylinder 22 is articulated with the one end of rotor plate 23, spacing roller 24 rolls with the bottom of compression roller 4 and contradicts, the other end and the frame 1 or the guide roller 3 of rotor plate 23 rotate to be connected. The material winds through the compression roller 4 before printing and is positioned between the limiting roller 24 and the compression roller 4, a piston rod of the limiting cylinder 22 stretches to drive the rotating plate 23 to rotate, and the rotating plate 23 drives the limiting roller 24 to be close to or far away from the outer surface of the compression roller 4; after the material passes through the limiting roller 24 and the compression roller 4, the piston rod of the limiting cylinder 22 extends, the limiting roller 24 limits the material on the outer surface of the compression roller 4 so as to limit the material, so that the material is always attached to the outer surface of the compression roller 4, the moving stability of the material is improved, and the printing quality is improved; when the material passes between the limiting roller 24 and the press roller 4, the piston rod of the limiting cylinder 22 contracts, so that a certain gap is formed between the limiting roller 24 and the press roller 4, the gap is used for the material to pass through, and the material is convenient to wind before printing.

In this embodiment, the frame 1 is provided with a lifting adjustment mechanism 25, the lifting adjustment mechanism 25 includes a lifting seat 26, a first connecting rod 27, a second connecting rod 28, a hinge 29 and a driving cylinder 30, a cylinder body of the driving cylinder 30 is mounted on the frame 1, the hinge 29 is mounted on a piston rod of the driving cylinder 30, one end of the second connecting rod 28 is hinged to the hinge 29, the other end of the second connecting rod 28 is hinged to the bottom end of the first connecting rod 27, the top end of the first connecting rod 27 is connected to the lifting seat 26, and the printing roller 5 is rotatably connected to the lifting seat 26.

In practical application, the driving cylinder 30 drives the second connecting rod 28 to rotate through the hinge 29, the rotating second connecting rod 28 drives the first connecting rod 27 to move up and down, and the first connecting rod 27 which moves up and down drives the printing roller 5 to move up and down through the lifting seat 26, so that the height position of the printing roller 5 can be adjusted, the distance between the two sides of the printing roller 5 and the press roller 4 and the mesh roller 6 can be adjusted, and the flexibility of the printing roller 5 can be improved.

In this embodiment, the frame 1 is provided with a distance adjusting mechanism 31, the distance adjusting mechanism 31 includes a moving seat 32 slidably connected to the frame 1, a rotating shaft 33 rotatably disposed on the frame 1, a first helical gear 34 sleeved on the rotating shaft 33, a screw 35 rotatably connected to the frame 1, a nut 36 threadedly connected to the screw 35, a second helical gear 37 disposed at one end of the screw 35, and a driving unit 38 disposed at one end of the rotating shaft 33, the first helical gear 34 is engaged with the second helical gear 37, the moving seat 32 is connected to the nut 36, the rotating shaft 33 is parallel to the printing roller 5, the screw 35 is perpendicular to the rotating shaft 33, the screen roller 6 and the ink supply assembly 7 are both disposed on the moving seat 32, and the driving unit 38 is a motor or a manual rotating wheel.

In practical application, the driving unit 38 drives the rotating shaft 33 to rotate, the rotating shaft 33 drives the first helical gear 34 to rotate synchronously, the rotating first helical gear 34 is meshed with the second helical gear 37 to drive the second helical gear 37 to rotate, the rotating second helical gear 37 drives the screw 35 to rotate, the rotating screw 35 drives the nut 36 to reciprocate along the central axis of the screw 35, and the moving nut 36 drives the moving seat 32, together with the screen roller 6 and the ink supply assembly 7, to move closer to or away from the plate roller 5, so as to adjust the distance between the screen roller 6 and the plate roller 5.

Specifically, the quantity of printing mechanism 2 is two, and two 2 symmetries of printing mechanism set up in frame 1, print the work through two printing mechanism 2 in step, have improved the efficiency of printing, and two printing mechanism 2 not only can the autonomous working, print a material respectively, have improved the efficiency of printing, also can the cooperation work to print or carry out the printing of different pattern colors to the material to the both sides face of material, improved the variety of printing.

All the technical features in the embodiment can be freely combined according to actual needs.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

Claims

1. A printing apparatus, characterized by: including the frame and install in the printing mechanism of frame, printing mechanism is including the guide roller, compression roller, version roller, net roller and the ink supply subassembly that set gradually, guide roller, compression roller, version roller and net roller all rotate and set up in the frame, compression roller, version roller and net roller roll in proper order and contradict, the tip of compression roller is provided with first gyro wheel, the tip of version roller is provided with the rubber tyer, the tip of net roller is provided with the second gyro wheel, first gyro wheel and second gyro wheel roll with the both sides of rubber tyer respectively and contradict, the ink supply subassembly supplies printing ink to version roller via the net roller.

2. A printing unit according to claim 1, wherein: the first idler wheel and the second idler wheel are both steel wheels.

3. A printing unit according to claim 1, wherein: the frame is connected with the tension roller in a rotating mode, and the tension roller is located above or below the material guide roller or/and the compression roller.

4. A printing unit according to claim 1, wherein: the ink supply subassembly is including installing in the china ink groove piece of storing up in the frame, rotate to connect in the china ink roller of dipping in of storing up the china ink groove piece, install in the first gear of the tip of dipping in the china ink roller and install in the second gear of the tip of net roller, first gear and second gear meshing, the net roller is located version roller and dips in between the china ink roller, version roller and dip in the china ink roller respectively with the both sides roll conflict of net roller, the net roller rotates to be connected in storing up the china ink groove piece, net roller and the bottom side projection that dips in the china ink roller all to store up the china ink that the china ink groove piece bore.

5. A printing unit according to claim 4, wherein: the ink supply assembly further comprises a sealing cover covering the top end of the ink storage tank piece, and the screen roller and the ink dipping roller are located between the sealing cover and the ink storage tank piece.

6. A printing unit according to claim 4, wherein: the bottom of storing up the china ink groove spare is provided with the leakage fluid dram, the open end that stores up china ink groove spare is provided with backward flow mouth and inlet.

7. A printing unit according to claim 1, wherein: the frame is provided with a recovery disc, and the recovery disc is positioned below the ink supply assembly, the screen roller and the printing roller.

8. A printing unit according to claim 1, wherein: the frame is provided with a limiting mechanism which is positioned at the bottom of the compression roller; the limiting mechanism comprises a limiting cylinder, a rotating plate and a limiting roller which is rotatably connected to the rotating plate, the cylinder body of the limiting cylinder is connected with the frame, the piston rod of the limiting cylinder is hinged to one end of the rotating plate, the limiting roller is in rolling contact with the bottom of the compression roller, and the other end of the rotating plate is rotatably connected with the frame or the guide roller.

9. A printing unit according to claim 1, wherein: the frame has been installed lifting adjusting mechanism, lifting adjusting mechanism includes lift seat, first connecting rod, second connecting rod, articulated elements and drives actuating cylinder, the cylinder body that drives actuating cylinder is installed in the frame, the articulated elements is installed in the piston rod that drives actuating cylinder, the one end of second connecting rod is articulated with the articulated elements, and the other end of second connecting rod is articulated with the bottom of first connecting rod, the top and the lift seat of first connecting rod are connected, version roller rotates to be connected in lift seat.

10. A printing unit according to claim 9, wherein: the automatic printing and dyeing machine is characterized in that a distance adjusting mechanism is installed on the rack and comprises a moving seat, a rotating shaft, a first bevel gear, a lead screw, a nut, a second bevel gear and a driving unit, wherein the moving seat is slidably connected to the rack, the rotating shaft is rotatably arranged on the rack, the first bevel gear is sleeved on the rotating shaft, the lead screw is rotatably connected to the rack, the nut is in threaded connection with the lead screw, the second bevel gear is arranged at one end of the lead screw, the driving unit is arranged at one end of the rotating shaft, the first bevel gear is meshed with the second bevel gear, the moving seat is connected with the nut, the rotating shaft is parallel to the printing roller, the lead screw is perpendicular to the rotating shaft, and the screen roller and the ink supply assembly are both arranged on the moving seat.