CN221497353U - Device for avoiding paper joint - Google Patents
Device for avoiding paper joint Download PDFInfo
- Publication number
- CN221497353U CN221497353U CN202420272853.XU CN202420272853U CN221497353U CN 221497353 U CN221497353 U CN 221497353U CN 202420272853 U CN202420272853 U CN 202420272853U CN 221497353 U CN221497353 U CN 221497353U
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- Prior art keywords
- paper
- support
- coiled material
- frame
- avoiding
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- 239000000463 material Substances 0.000 claims abstract description 51
- 239000007921 spray Substances 0.000 claims abstract description 44
- 238000004804 winding Methods 0.000 claims description 14
- 238000005507 spraying Methods 0.000 claims description 12
- 239000002390 adhesive tape Substances 0.000 claims description 6
- 238000007639 printing Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000007647 flexography Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 230000036461 convulsion Effects 0.000 description 2
- 238000007646 gravure printing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002508 contact lithography Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The utility model discloses a device for avoiding a paper joint, which comprises a support, wherein one side of the upper end of the support is provided with a support, the upper side in the support is provided with an eccentric roller, the eccentric roller is internally provided with an eccentric shaft, and a servo motor is arranged at the position, opposite to the eccentric shaft, of the support. The beneficial effects are that: when the paper coiled material joint is conveyed to the eccentric roller during use, the eccentric roller is driven by the servo motor to rotate for a circle, so that the pressing of the paper coiled material joint is realized by means of the rotated eccentric roller, the bottom of the spray head is prevented from being scratched by the paper coiled material joint, the damage of the spray head is prevented, the air pressure balance of the spray head is not influenced because the spray head is different in a mode of avoiding the paper joint, and meanwhile, the paper coiled material is slightly deformed in the avoiding process, the tension of a gravure press or a flexo press is not influenced, and the printing quality of the paper coiled material is improved while the damage of the spray head is avoided.
Description
Technical Field
The utility model relates to the technical field of paper joint avoidance, in particular to a device for avoiding a paper joint.
Background
The current continuous paper wire code spraying application is very extensive, such as gravure wire code spraying, flexography wire code spraying and the like, in order to improve production efficiency in gravure flexography production process, the machine is not stopped for changing rolls, adhesive tapes are used at the joint of two coiled materials, the thickness of the joint is 2-3 times of that of normal materials, a spray nozzle used for wire code spraying is non-contact printing, the working condition is that the closer to the surface of a medium, the better the printing quality is, the more contradictory is that the closer to the surface of the medium, the more easily damage the spray nozzle is, the joint is higher than the average value, and the spray nozzle is extremely easy to scratch, thereby influencing the service life of the spray nozzle.
At present, in the gravure flexography production process, two main modes exist for preventing the joint of the spray head and the coiled material from rubbing, one is to move the spray head upwards when a paper joint is detected, the other is to realize the synchronous descending of the coiled material winding frame and the unreeling frame, wherein the spray head is moved upwards in two modes, one is to adopt a motor screw rod, the running time of the mode is longer, and more materials are easy to waste; the other is that the cylinder is pushed, the speed is higher in the mode, but the sudden stop and the jerk can influence the air pressure balance of the spray head, so that the printing quality is influenced; by synchronously lowering the coil winding frame and the coil unwinding frame, the tension of the whole gravure printing machine or the flexo printing machine and other equipment can be changed in the mode, and the printing quality can be influenced.
Disclosure of utility model
First, the technical problem to be solved
Aiming at the current state of the art, the utility model provides the device for avoiding the paper joint, which can realize the convenient staggering of the connection part of the spray head and the coiled material on the premise that the printing quality is not affected by the hook shape and prevent the spray head from being damaged.
(II) technical scheme
The utility model is realized by the following technical scheme: the utility model provides a device for avoiding a paper joint, which comprises a support, wherein one side of the upper end of the support is provided with a support, the upper side in the support is provided with an eccentric roller, the eccentric roller is internally provided with an eccentric shaft, a servo motor is arranged at the position, which is opposite to the eccentric shaft, of the support, a code spraying frame is fixed on one side of the support, the inner top end of the code spraying frame is connected with a spray head through a connecting column, and a paper coiled material penetrates through the lower part of the spray head.
Furthermore, the splicing part of the paper coiled material is adhered with a connecting adhesive tape, and the paper coiled material passes through the position right below the eccentric roller.
Through adopting above-mentioned technical scheme under the joint tape effect can realize the convenient continuous between the paper coiled material at adjacent both ends.
Further, one side of the paper coiled material which is not printed is connected with an electric unreeling frame, and one side of the paper coiled material which is printed is connected with an electric reeling frame.
Through adopting above-mentioned technical scheme, electronic unreeling frame mainly has a support body, installs the cylinder on the support body and installs and be used for driving cylinder pivoted driving motor to constitute on the support body, mainly used realizes the blowing of paper coiled material, electronic rolling frame structure with electronic unreeling frame structure is the same, mainly used realizes the receipts material of paper coiled material after the printing.
Further, an operation panel is further installed on the outer wall of the support and located at the lower side of the servo motor, and the operation panel is electrically connected with the servo motor, the spray head, the electric winding frame and the electric unwinding frame.
Through adopting above-mentioned technical scheme, operating panel mainly realizes through control circuit break-make servo motor the shower nozzle the electronic rolling frame and the orderly work of electronic unreeling frame.
Further, the bracket is welded with the support, and the eccentric shaft penetrates through the eccentric roller and is welded with the eccentric roller.
By adopting the technical scheme, the eccentric roller can be ensured to synchronously rotate along with the eccentric shaft.
Further, the eccentric shaft is rotatably connected with the bracket, and the eccentric shaft is connected with the servo motor through a coupler.
By adopting the technical scheme, the servo motor drives the eccentric roller to rotate through the eccentric shaft after being started, so that the paper coiled material butt joint part is pressed down under the action of the eccentric roller, the paper coiled material butt joint part is separated from the bottom of the spray head, and scratch on the bottom of the spray head are avoided.
Further, the connecting column is connected with the code spraying frame and the spray head through bolts, and the paper coiled material is connected with the electric winding frame and the electric unreeling frame in a winding mode.
By adopting the technical scheme, the spray head is a main component for realizing printing of the paper coiled material.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
In order to solve the problem that the joint between the spray head and the coiled material is prevented from rubbing in the current gravure flexography production process, the spray head is moved upwards when a paper joint is detected, the synchronous descending of the coiled material rolling frame and the unreeling frame is realized, and the spray head is moved upwards in two ways, namely, a motor screw is adopted, the running time of the mode is longer, and more materials are easy to waste; the other is that the cylinder is pushed, the speed is higher in the mode, but the sudden stop and the jerk can influence the air pressure balance of the spray head, so that the printing quality is influenced; the utility model can change the tension of the whole gravure printing machine or flexo printing machine and the like and also affect the printing quality by synchronously lowering the coiled material coiling rack and the uncoiling rack, when the paper coiled material joint is conveyed to the eccentric roller during use, the eccentric roller is driven by the servo motor to rotate for one circle, thereby realizing the pressing of the paper coiled material joint by the rotated eccentric roller, in order to avoid the shower nozzle bottom to cut and scratch by paper coiled material joint department, prevent the damage of shower nozzle, owing to dodge the mode that paper connects in the aforesaid, the shower nozzle is different, therefore can not influence the atmospheric pressure balance of shower nozzle, simultaneously dodge the slight deformation of in-process paper coiled material, do not influence gravure press or flexo press tension to make the printing quality of paper coiled material obtain promoting when avoiding the shower nozzle damage.
Drawings
FIG. 1 is a schematic view of an apparatus for evading a paper joint according to the present utility model;
Fig. 2 is a schematic view of the eccentric roller and eccentric shaft in the device for avoiding paper joints according to the present utility model.
The reference numerals are explained as follows:
1. A code spraying frame; 2. an electric winding frame; 3. a support; 4. an operation panel; 5. a servo motor; 6. a connecting adhesive tape; 7. an electric unreeling frame; 8. an eccentric roller; 9. a connecting column; 10. a spray head; 11. an eccentric shaft; 12. a paper web; 13. and (3) a bracket.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-2, a device for avoiding paper joints in this embodiment includes a support 3, a support 13 is installed on one side of the upper end of the support 3, an eccentric roller 8 is disposed on the upper side in the support 13, an eccentric shaft 11 is installed in the eccentric roller 8, a servo motor 5 is installed at a position, opposite to the eccentric shaft 11, of the support 13, a code spraying frame 1 is fixed on one side of the support 3, a spray head 10 is connected to the inner top end of the code spraying frame 1 through a connecting column 9, a paper coiled material 12 penetrates through the lower portion of the spray head 10, the spray head 10 is a main component for realizing printing of the paper coiled material 12, and after the servo motor 5 is started, the eccentric roller 8 is driven to rotate through the eccentric shaft 11 so as to press down a butt joint part of the paper coiled material 12 under the action of the eccentric roller 8, so that separation of the butt joint part of the paper coiled material 12 and the bottom of the spray head 10 is realized, and rubbing of the bottom of the spray head 10 is avoided.
As shown in fig. 1-2, in this embodiment, the splicing part of the paper coiled material 12 is adhered with the connecting adhesive tape 6, and the paper coiled material 12 passes through the right lower part of the eccentric roller 8, so that the paper coiled materials 12 at two adjacent ends can be conveniently connected under the action of the connecting adhesive tape 6, the unprinted side of the paper coiled material 12 is connected with the electric unreeling frame 7, the printed side of the paper coiled material 12 is connected with the electric reeling frame 2, the electric unreeling frame 7 mainly comprises a frame body, a roller mounted on the frame body and a driving motor mounted on the frame body and used for driving the roller to rotate, and the structure of the electric reeling frame 2 is the same as that of the electric unreeling frame 7, and is mainly used for realizing the material collection of the printed paper coiled material 12.
As shown in fig. 1-2, in this embodiment, an operation panel 4 is further installed on the outer wall of the bracket 13 at the lower side of the servo motor 5, where the operation panel 4 is electrically connected with the servo motor 5, the spray head 10, the electric winding frame 2 and the electric unwinding frame 7, and the operation panel 4 mainly realizes the orderly operation of the servo motor 5, the spray head 10, the electric winding frame 2 and the electric unwinding frame 7 by controlling the on-off of the circuit.
As shown in fig. 1-2, in this embodiment, the bracket 13 is welded with the support 3, the eccentric shaft 11 penetrates through the eccentric roller 8 and is welded with the eccentric roller 8, so that synchronous rotation of the eccentric roller 8 along with the eccentric shaft 11 can be ensured, the eccentric shaft 11 is rotationally connected with the bracket 13, the eccentric shaft 11 is connected with the servo motor 5 through a coupling, the connecting column 9 is in bolt connection with the code spraying frame 1 and the spray head 10, and the paper coiled material 12 is connected with the electric winding frame 2 and the electric unwinding frame 7 in a winding manner.
The specific implementation process of this embodiment is as follows: when the paper coil 12 printing machine is used, the continuous movement of the paper coil 12 below the spray head 10 is realized under the action of the electric winding frame 2 and the electric unwinding frame 7, so that the paper coil 12 is printed by the aid of the spray head 10, when the joint of the paper coil 12 is conveyed to the eccentric roller 8, the eccentric roller 8 is driven to rotate by a circle through the servo motor 5, the joint of the paper coil 12 is pressed down by the aid of the rotated eccentric roller 8, the bottom of the spray head 10 is prevented from being scratched by the joint of the paper coil 12, the damage of the spray head 10 is prevented, and the spray head 10 is different in the way of avoiding the paper joint, so that the air pressure balance of the spray head 10 is not influenced, meanwhile, the paper coil 12 is slightly deformed in the avoidance process, the tension of a gravure machine or a flexo machine is not influenced, and the printing quality of the paper coil 12 is improved while the damage of the spray head 10 is avoided.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A device for avoiding a paper joint, characterized in that: including support (3), support (13) are installed to support (3) upper end one side, the upside is provided with eccentric roller (8) in support (13), install eccentric shaft (11) in eccentric roller (8), support (13) are just outward eccentric shaft (11) department installs servo motor (5), be located on support (3) support (13) one side is fixed with spouts a yard frame (1), it is connected with shower nozzle (10) through spliced pole (9) to spout a yard frame (1) interior top, it has paper coiled material (12) to run through in shower nozzle (10) below.
2. A device for avoiding paper joints according to claim 1, wherein: the splicing part of the paper coiled material (12) is adhered with a connecting adhesive tape (6), and the paper coiled material (12) passes through the position right below the eccentric roller (8).
3. A device for avoiding paper joints according to claim 1, wherein: one side of the paper coiled material (12) which is not printed is connected with an electric unreeling frame (7), and one side of the paper coiled material (12) which is printed is connected with an electric reeling frame (2).
4. A device for avoiding a paper joint according to claim 3, wherein: an operation panel (4) is further installed on the outer wall of the support (13) and located at the lower side of the servo motor (5), and the operation panel (4) is electrically connected with the servo motor (5), the spray head (10), the electric winding frame (2) and the electric unwinding frame (7).
5. A device for avoiding paper joints according to claim 1, wherein: the support (13) is welded with the support (3), and the eccentric shaft (11) penetrates through the eccentric roller (8) and is welded with the eccentric roller (8).
6. A device for avoiding paper joints according to claim 1, wherein: the eccentric shaft (11) is rotationally connected with the bracket (13), and the eccentric shaft (11) is connected with the servo motor (5) through a coupler.
7. The apparatus for avoiding paper joints according to claim 4, wherein: the connecting column (9) is in bolt connection with the code spraying frame (1) and the spray head (10).
8. The apparatus for avoiding paper joints according to claim 7, wherein: the paper coiled material (12) is connected with the electric winding frame (2) and the electric unwinding frame (7) in a winding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420272853.XU CN221497353U (en) | 2024-02-05 | 2024-02-05 | Device for avoiding paper joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420272853.XU CN221497353U (en) | 2024-02-05 | 2024-02-05 | Device for avoiding paper joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221497353U true CN221497353U (en) | 2024-08-09 |
Family
ID=92125771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420272853.XU Active CN221497353U (en) | 2024-02-05 | 2024-02-05 | Device for avoiding paper joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221497353U (en) |
-
2024
- 2024-02-05 CN CN202420272853.XU patent/CN221497353U/en active Active
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