CN220011585U - Intaglio printing press paper feeding device - Google Patents
Intaglio printing press paper feeding device Download PDFInfo
- Publication number
- CN220011585U CN220011585U CN202320137255.7U CN202320137255U CN220011585U CN 220011585 U CN220011585 U CN 220011585U CN 202320137255 U CN202320137255 U CN 202320137255U CN 220011585 U CN220011585 U CN 220011585U
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- roller
- paper
- guide roller
- shaft base
- roll shaft
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- 238000007639 printing Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 29
- 239000010959 steel Substances 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000007646 gravure printing Methods 0.000 abstract description 4
- 210000000621 bronchi Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The utility model discloses a paper feeding device of a gravure printing machine, which comprises a roll shaft base and a controller, wherein a first paper guide roller, a second paper guide roller and a steel roller are rotatably arranged at the top of the roll shaft base, a driving rubber roller capable of being tightly attached to the surface of the steel roller is slidably arranged on the roll shaft base, a motor driving device for driving the driving rubber roller to rotate is arranged at one end of the roll shaft base, a push-pull mechanism for driving the driving rubber roller to linearly move is arranged at two ends of the roll shaft base, a third paper guide roller is arranged on the roll shaft base below the driving rubber roller and the steel roller, a traction roller is arranged at the bottom of the roll shaft base and close to the outer side of the third paper guide roller, and an ultrasonic ranging sensor electrically connected with the controller is arranged at the obliquely lower part of the second paper guide roller. The utility model relates to a paper feeding device of an intaglio printing press, which belongs to the technical field of paper feeding of printing presses, and is used for feeding paper at a uniform speed and efficiently and laborsaving by matching with operators.
Description
Technical Field
The utility model relates to the technical field of paper feeding of printing machines, in particular to a paper feeding device of an intaglio printing machine.
Background
The tipping paper workshop printer has the advantages that after paper breakage occurs in a paper stringing link or in production, the paper stringing length from the unwinding shaft to the winding shaft is about 200m due to the fact that the whole printer is about 22m long, more people can take time and labor to match the tipping paper workshop printer, production efficiency is delayed, and large labor intensity is brought to operators. When the paper is strung, the paper needs to be unreeled from the unreeling frame at the left, the paper is strung through each printing seat oven and the paper guide roller, and finally, the paper is reeled to the reeling seat, so that the final paper strung can be completed.
In the existing paper feeding device, as disclosed in patent document CN210366095U, a paper feeding mechanism for a printing machine can automatically drive paper to be conveyed forward, and a worker can drive the paper to advance only by pulling the front end of the paper, so that the paper is assembled on each printing device in a printing workshop. However, since the sheet is continuously conveyed forward by the conveying roller of the sheet conveying device, if the traveling speed of the worker does not follow the conveying speed of the sheet, the intermediate sheet sags and is then caught by some parts in the printing shop to be damaged, and therefore, it is necessary to provide a sheet conveying device that can be adapted to the advancing speed of the front end of the sheet.
Disclosure of Invention
The utility model aims to solve the technical problems of the prior art and aims to provide a paper feeding device of a gravure printing machine.
In order to achieve the above purpose, the utility model provides a paper feeding device of an intaglio printing press, which comprises a roll shaft base and a controller, wherein a first paper guide roller and a second paper guide roller are rotatably arranged at the top of the roll shaft base, a steel roller is rotatably arranged below the first paper guide roller and the second paper guide roller through a bearing, a driving rubber roller which can be tightly adhered to the surface of the steel roller is slidably arranged on the roll shaft base, a motor driving device for driving the driving rubber roller to rotate is arranged at one end of the roll shaft base, a push-pull mechanism for driving the driving rubber roller to linearly move is arranged at two ends of the roll shaft base, a third paper guide roller is arranged below the driving rubber roller and the steel roller on the roll shaft base, a traction floating roller is arranged at the bottom of the roll shaft base, which is close to the outer side of the third paper guide roller, and an ultrasonic ranging sensor electrically connected with the controller is arranged below the second paper guide roller.
Further, two ends of the roll shaft base are provided with transverse sliding grooves, two ends of the driving rubber roll are rotatably connected with sliding seats which are in sliding connection with the transverse sliding grooves through bearings, and one of the sliding seats is provided with a belt transmission assembly which is connected with the output end of the motor driving device.
Further, the push-pull mechanism comprises an air cylinder device, the air cylinder device is arranged in the transverse sliding grooves at the two ends of the roll shaft base, and a push rod of the air cylinder device is connected with one end of the sliding seat.
Furthermore, a sleeve connected with the sliding seat is sleeved at the end part of the push rod of the air cylinder device, and a buffer spring is arranged in the sleeve.
Furthermore, a guide block which is matched with the inner wall of the sleeve is arranged on the push rod of the cylinder device, and the buffer spring is abutted with the guide block.
Furthermore, a reset spring which is abutted with the other end of the sliding seat is arranged in the transverse sliding groove.
Furthermore, two ends of the roll shaft base are provided with vertical sliding grooves, two ends of the traction roller are provided with bearing seats which are in sliding connection with the vertical sliding grooves, and two floating springs which are respectively matched with the top surface and the bottom surface of the bearing seats are arranged in the vertical sliding grooves.
Advantageous effects
Compared with the prior art, the intaglio printing press paper feeding device has the following beneficial effects:
according to the paper feeding device of the intaglio printing press, the steel roller rotates, the speed of pulling paper to advance can be adjusted according to the speed of pulling paper to advance when a worker performs paper stringing, the speed of driving the rubber roller and the steel roller to convey the paper is adjusted, the situation that the paper sags and is damaged due to hooking of parts of the printing press is avoided, the paper is fed out at a constant speed, and the paper stringing is completed efficiently and laborsaving by matching with the operator.
Drawings
FIG. 1 is a structural sectional view of a paper feeding device of an intaglio printing press according to the present utility model;
FIG. 2 is a side view showing the structure of a paper feeding device of a gravure printing machine of the present utility model;
FIG. 3 is an enlarged cross-sectional view of the structure of the cylinder device connected to the slide in the present utility model;
fig. 4 is an enlarged cross-sectional view showing the structure of the cylinder device connected to the sleeve in the present utility model.
In the figure: 1. a roll shaft base; 2. a first paper guide roller; 3. a second paper guide roller; 4. a steel roller; 5. driving the rubber roller; 6. a motor driving device; 7. a push-pull mechanism; 8. a third paper guide roller; 9. placing a traction floating roller; 10. an ultrasonic ranging sensor; 11. a transverse chute; 12. a slide; 13. a belt drive assembly; 14. a cylinder device; 15. a sleeve; 16. a buffer spring; 17. a return spring; 18. corrugated board; 19. a floating spring; 20. a limiting plate; 21. a support rod; 22. a tensioner assembly; 23. and a bearing seat.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
The specific embodiments of the present utility model are as follows: as shown in fig. 1-4, a paper feeding device of a gravure printing machine comprises a roll shaft base 1 and a controller, wherein a first paper guide roller 2 and a second paper guide roller 3 are rotatably arranged at the top of the roll shaft base 1, a steel roller 4 is rotatably arranged below the first paper guide roller 2 and the second paper guide roller 3 through a bearing, a driving rubber roller 5 which can be tightly adhered to the surface of the steel roller 4 is slidably arranged on the roll shaft base 1, a motor driving device 6 for driving the driving rubber roller 5 to rotate is arranged at one end of the roll shaft base 1, a push-pull mechanism 7 for driving the driving rubber roller 5 to linearly move is arranged at two ends of the roll shaft base 1, a third paper guide roller 8 is arranged below the driving rubber roller 5 and the steel roller 4 on the roll shaft base 1, a traction roller 9 is arranged at the outer side, close to the third paper guide roller 8, and an ultrasonic ranging sensor 10 electrically connected with the controller is arranged obliquely below the second paper guide roller 3.
In the paper feeding device of the intaglio printing press, tipping paper enters from a lower tipping paper pulling and pulling floating roller 9 and a third paper guiding roller 8, winds onto a steel roller 4, and winds onto a second paper guiding roller 3 and a first paper guiding roller 2, a driving rubber roller 5 which can be abutted and separated with the steel roller 4 is arranged, the driving rubber roller 5 can be abutted and pulled with the steel roller 4 under the driving of a push-pull mechanism 7, and then drives the steel roller 4 to rotate, so that tipping paper on the steel roller 4 is driven to be conveyed upwards, the front end of tipping paper is pulled by a worker to be conveyed to a printer for preassembly, wherein an ultrasonic ranging sensor 10 is arranged obliquely below the second paper guiding roller 3 to range paper between the steel roller 4 and the second paper guiding roller 3, the distance between the paper and the ultrasonic ranging sensor 10 is detected, if the distance between the detected paper and the ultrasonic ranging sensor 10 is smaller than a set value, the condition that sagging occurs is proved, the speed of the tipping paper on the front of the steel roller 4 is proved to be higher than the push-pull speed of the rubber roller 5, the ultrasonic ranging sensor 10 is controlled to be lower than the set value, the paper is stopped, the ultrasonic ranging sensor is controlled to be driven by the ultrasonic ranging sensor 10 to be controlled to be in the obliquely lower than the second paper guiding roller 3, the distance between the steel roller 4 and the steel roller 4 is controlled to be stopped, and the paper is continuously conveyed to be in the motion of the paper 4, and the paper is continuously from the paper is conveyed to be in the state, and the ultrasonic ranging sensor is controlled to be in the motion 4 to be in the state, and the distance is controlled to be in the distance, and the distance between the paper is 4 is kept to be in the distance, and the distance between the paper is stretched to be stretched, and the paper is 4 and the distance is 4 and has a distance is stretched.
The steel roller 4 in the intaglio printing press paper feeding device rotates, the speed of pulling paper to advance can be adjusted according to the speed of pulling paper to advance when workers carry out paper stringing, the speed of driving the rubber roller 5 and the steel roller 4 to convey paper is adjusted, the condition that the paper sags and is hooked by parts of the printing press to be damaged is avoided, the paper is sent out at a constant speed, and the paper stringing is completed efficiently and laborsaving by matching with operators.
In this embodiment, two ends of the roller shaft base 1 are provided with a transverse chute 11, two ends of the driving rubber roller 5 are rotatably connected with a sliding seat 12 in sliding connection with the transverse chute 11 through bearings, a belt transmission assembly 13 connected with an output end of the motor driving device 6 is arranged on the outer side of one sliding seat 12, and a tensioning wheel assembly 22 connected with a belt of the belt transmission assembly 13 is arranged on the roller shaft base 1. The tensioning wheel assembly 22 plays a role in tensioning the belt, so that the belt of the belt transmission assembly 13 can be kept tight when the rubber roller 5 is driven to move.
In this embodiment, the push-pull mechanism 7 includes a cylinder device 14, and the cylinder device 14 is disposed in the lateral sliding groove 11 at two ends of the roller base 1, and a push rod of the cylinder device 14 is connected with one end of the sliding seat 12. The two cylinder devices 14 are arranged in parallel through two bronchi, the end parts of the two bronchi are connected with an air supply pipe connected with an air source, and a reversing valve electrically connected with a controller is arranged on the air supply pipe. The controller controls the reversing valve to supply or release air to the cylinder cavity of the cylinder device 14, and drives the push rod of the cylinder device 14 to stretch and retract, so that the slide seat 12 is driven to transversely move, and the driving rubber roller 5 on the slide seat 12 is contacted with or separated from the steel roller 4.
In this embodiment, as shown in fig. 4, a sleeve 15 connected to the slide 12 is sleeved on the end of the push rod of the cylinder device 14, and a buffer spring 16 is disposed in the sleeve 15. One end of the sleeve 15 is provided with a connecting disc connected with the slide seat 12, the front end of a push rod of the cylinder device 14 is in threaded connection with a guide block matched with the inner wall of the sleeve 15, the buffer spring 16 is abutted against the guide block, the rear end of the sleeve 15 is in threaded connection with a limit cover matched with the guide block, and two ends of the buffer spring 16 are respectively abutted against the guide block and the slide seat 12.
In this embodiment, a return spring 17 is disposed in the transverse chute 11 and abuts against the other end of the sliding seat 12, and the return spring 17 can automatically press the sliding seat 12 to slide, so that the driving rubber roller 5 is separated from the steel roller 4.
In this embodiment, two ends of the roller shaft base 1 are provided with vertical sliding grooves 18, two ends of the traction roller 9 are provided with bearing blocks 23 slidably connected with the vertical sliding grooves 18, and two floating springs 19 respectively corresponding to the top surface and the bottom surface of the bearing blocks 23 are arranged in the vertical sliding grooves 18.
In this embodiment, the roller stand 1 includes a base and two parallel vertical plates disposed at two ends of the base, the first paper guiding roller 2, the second paper guiding roller 3, the steel roller 4, the driving rubber roller 5, the third paper guiding roller 8, and the pulling and floating roller 9 are all rotatably disposed on the two vertical plates, the transverse chute 11 and the vertical chute 18 are disposed on the two vertical plates, and the two side surfaces of the bearing seat 23 and the slide seat 12 are connected with limiting plates 20 adapted to the side surfaces of the vertical plates through bolts. The limiting plate 20 can limit the positions of the bearing seat 23 and the sliding seat 12, so that the bearing seat 23 and the sliding seat 12 can stably slide.
In the present embodiment, a support bar 21 disposed below the second guide roller 3 is provided between the two standing plates, and the ultrasonic ranging sensor 10 is mounted on the support bar 21.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these do not affect the effect of the implementation of the present utility model and the utility of the patent.
Claims (7)
1. The utility model provides a gravure press paper feeder, includes roller frame (1) and controller, its characterized in that, the top rotation of roller frame (1) is equipped with first guide roller (2), second guide roller (3), the below between first guide roller (2) and the second guide roller (3) is equipped with steel roll (4) through the bearing rotation, slide on roller frame (1) be equipped with can with tight drive rubber roll (5) in steel roll (4) surface subsides, the one end of roller frame (1) is equipped with the drive motor drive (6) of drive rubber roll (5), the both ends of roller frame (1) are equipped with the drive push-and-pull mechanism (7) of drive rubber roll (5) rectilinear movement, be located on roller frame (1) the below of drive rubber roll (5) and steel roll (4) is equipped with third guide roller (8), the bottom of roller frame (1) is close to the outside of third guide roller (8) is equipped with and puts lead roller (9), the below of second guide roller (3) is equipped with oblique side electrical property sensor (10) and connects with ultrasonic transducer.
2. The intaglio printing press paper feeding device according to claim 1, wherein two ends of the roll shaft base (1) are provided with transverse sliding grooves (11), two ends of the driving rubber roll (5) are rotatably connected with sliding seats (12) which are in sliding connection with the transverse sliding grooves (11) through bearings, and one of the sliding seats (12) is provided with a belt transmission assembly (13) which is connected with the output end of the motor driving device.
3. A sheet feeder for intaglio printing presses according to claim 2, characterized in that said push-pull mechanism (7) comprises cylinder means (14), cylinder means (14) being provided in transversal runners (11) located at both ends of said roller frame (1), the push rod of said cylinder means (14) being connected to one end of said slide (12).
4. A sheet feeder for a intaglio printing press according to claim 3, characterised in that the push rod end of said cylinder means (14) is provided with a sleeve (15) connected to said slide (12), said sleeve (15) being provided with a buffer spring (16).
5. A sheet feeder for intaglio printing presses according to claim 4, characterized in that said push rod of said cylinder means (14) is provided with guide blocks adapted to the inner wall of said sleeve (15), said buffer springs (16) being in abutment with said guide blocks.
6. A sheet feeder for intaglio printing presses according to claim 4, characterized in that said transversal chute (11) is internally provided with a return spring (17) in abutment with the other end of said slide (12).
7. The intaglio printing press paper feeding device according to claim 6, wherein two ends of the roll shaft base (1) are provided with vertical sliding grooves (18), two ends of the traction and floating roll (9) are provided with bearing seats which are in sliding connection with the vertical sliding grooves (18), and two floating springs (19) which are respectively matched with the top surface and the bottom surface of the bearing seats are arranged in the vertical sliding grooves (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320137255.7U CN220011585U (en) | 2023-02-02 | 2023-02-02 | Intaglio printing press paper feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320137255.7U CN220011585U (en) | 2023-02-02 | 2023-02-02 | Intaglio printing press paper feeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220011585U true CN220011585U (en) | 2023-11-14 |
Family
ID=88686476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320137255.7U Active CN220011585U (en) | 2023-02-02 | 2023-02-02 | Intaglio printing press paper feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220011585U (en) |
-
2023
- 2023-02-02 CN CN202320137255.7U patent/CN220011585U/en active Active
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