CN219028917U - High-efficiency digital ink-jet printer - Google Patents
High-efficiency digital ink-jet printer Download PDFInfo
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- CN219028917U CN219028917U CN202223090711.1U CN202223090711U CN219028917U CN 219028917 U CN219028917 U CN 219028917U CN 202223090711 U CN202223090711 U CN 202223090711U CN 219028917 U CN219028917 U CN 219028917U
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
- 230000007306 turnover Effects 0.000 claims abstract description 42
- 238000001179 sorption measurement Methods 0.000 claims abstract description 25
- 239000007921 spray Substances 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000007639 printing Methods 0.000 abstract description 47
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000007641 inkjet printing Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
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Abstract
The utility model discloses a high-efficiency digital ink-jet printer which comprises a paper feeding assembly, a paper conveying assembly, an air suction roller, a spray head assembly, an adsorption type turnover mechanism and a paper collecting unit, wherein one side of the air suction roller is connected with the paper conveying assembly, and the other side of the air suction roller is connected with the paper collecting unit; the spray head components are arranged in a group and are positioned above the air suction roller; the adsorption type turnover mechanism is arranged between the air suction roller and the paper conveying assembly, when the adsorption type turnover mechanism rotates forward, the paper head side of the paper on the air suction roller is adsorbed to temporarily store the paper, and when the adsorption type turnover mechanism rotates backward, the temporarily stored paper is retransmitted to the paper conveying assembly from the paper tail side of the paper to realize paper turnover. The utility model adopts innovative layout design, has simple whole structure design and low equipment cost, and has less paper transfer and handover times, good paper transfer and handover stability and paper turn-over smoothness and high printing efficiency in the whole jet printing process.
Description
Technical Field
The utility model belongs to the technical field of ink-jet printing machinery, and particularly relates to a single Zhang Zhishan double-sided digital ink-jet printer capable of realizing double-sided printing by adopting a single group of spray heads.
Background
The digital ink-jet printer is a high-tech digital printing device which is non-contact with objects and can print color photo on the surfaces of various different printing stock, and the pattern can be printed at one time without plate making, plate burning and repeated color register.
The single Zhang Zhishan double-sided ink jet printer in the current market mainly comprises two technical routes of realizing double-sided printing by adopting a single group of spray heads and realizing double-sided printing by adopting a double group of spray heads, wherein the two technical routes comprise a paper feeding unit, an ink jet printing unit and a paper collecting unit, and the ink jet printing unit is a core unit, but the two technical routes are not mature.
The ink-jet printer adopts a single-group nozzle to realize double-sided printing, the ink-jet printing unit comprises a printing roller (an air suction roller), a set of ink-jet system, a plurality of transfer rollers and a turn-over roller, the machine type has the advantages that only one printing roller and one set of ink-jet system are needed to realize double-sided printing, and paper between the rollers is always in paper head-to-paper head connection, so that the paper turn-over smoothness is good. However, the machine has the defects that the number of rollers is large, the equipment cost is high, the number of times of paper transfer and delivery is large, the failure nodes are large, the failure rate is high, and the stability of paper transfer and delivery is affected.
The inkjet printer adopting double groups of spray heads to realize double-sided printing has the advantages that the inkjet printing unit comprises two printing cylinders (the front printing cylinder and the back printing cylinder are both air suction cylinders), two sets of inkjet systems, a plurality of transfer cylinders, a turn-over cylinder and a set of paper swinging mechanism, the printer adopts two printing cylinders and two sets of inkjet systems to realize double-sided printing, the printing speed is high, the printing efficiency is high, but the defects are that: (1) The number of the rollers which are required to be configured is large, two sets of ink-jet systems are required, and the equipment cost is high; (2) After the front printing of the paper is finished by the front printing roller, the head of the paper is required to be converted into the tail of the paper by the paper arranging mechanism and the turnover roller, and then the paper is fed into the back printing roller for back printing, so that the paper is easy to wrinkle during paper arranging, the paper is smooth and slightly bad in turnover, and the failure rate is high.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to solve the technical problem of providing the high-efficiency digital ink-jet printer with the advantages of less configuration quantity of the whole machine roller, low equipment cost and smooth and stable paper surface replacement.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the high-efficiency digital ink-jet printer comprises a paper feeding assembly, a paper conveying assembly and a paper collecting unit, and further comprises:
one side of the air suction roller is connected with the output end of the paper conveying assembly, the other side of the air suction roller is connected with the paper collecting unit, and a gripper bar is arranged on the air suction roller;
the spray head assemblies are arranged in a group and are positioned above the air suction roller;
the adsorption type turnover mechanism is arranged between the air suction roller and the paper conveying assembly, one end of the adsorption type turnover mechanism is connected with the air suction roller, and the other end of the adsorption type turnover mechanism is connected with the input end of the paper conveying assembly; when the adsorption type turnover mechanism rotates forward, the paper head side of the paper on the air suction roller is adsorbed to temporarily store the paper, and when the adsorption type turnover mechanism rotates backward, the temporarily stored paper is retransmitted to the paper conveying assembly from the paper tail side of the paper to realize paper turnover.
As the preferable technical scheme, the adsorption type turnover mechanism comprises an air suction belt, wherein the air suction belt is wound on two air suction wheels capable of rotating positively and negatively, one air suction wheel is close to the input end of the paper conveying assembly, and the other air suction wheel is close to the air suction roller.
As an optimal technical scheme, the paper collecting unit comprises a chain conveying mechanism and a paper collecting assembly.
As an optimal technical scheme, the chain conveying mechanism comprises a driving wheel, a driven wheel and a conveying chain sleeved on the driving wheel and the driven wheel, and gripper bars are arranged on the conveying chain at intervals.
Compared with the prior art, the utility model has at least the following beneficial effects:
(1) By adopting innovative layout design, the ink-jet printing unit only comprises an air suction roller, a group of spray head assemblies and a set of adsorption type turn-over mechanism, so that single-sided printing of single paper and double-sided printing of single paper can be finished, the whole machine has simple structural design, the number of the rollers of the whole machine is greatly reduced, and the equipment cost is greatly reduced.
(2) In the whole jet printing process, the paper transfer and transfer times are few, the paper turn-over during double-sided printing is realized by the adsorption type turn-over mechanism through positive and negative rotation, the paper transfer and transfer stability and the paper turn-over smoothness are good, the failure rate is low, and the printing efficiency is high.
Drawings
The following drawings are only for purposes of illustration and explanation of the present utility model and are not intended to limit the scope of the utility model. Wherein:
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic view of a paper path during single-sided printing according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a paper path during duplex printing according to an embodiment of the present utility model.
In the figure: 10-a paper feeding unit; 11-a paper feed assembly; 12-a paper conveying assembly; 20-a paper collecting unit; 21-a chain transfer mechanism; 211-a driving wheel; 212-driven wheel; 213-a conveyor chain; 214-gripper bar; 22-a paper collecting assembly; 30-an induced draft roller; 40-a spray head assembly; 50-an adsorption type turn-over mechanism; 51-an air suction belt; 52-a suction wheel.
Detailed Description
The utility model is further illustrated in the following, in conjunction with the accompanying drawings and examples. In the following detailed description, certain exemplary embodiments of the present utility model are described by way of illustration only. It is needless to say that the person skilled in the art realizes that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive in scope.
As shown in fig. 1, the high-efficiency digital ink-jet printer comprises a paper feeding unit 10, a paper collecting unit 20, an air suction roller 30, a spray head assembly 40 and an adsorption type turn-over mechanism 50, wherein the paper feeding unit 10 is used for feeding and conveying paper to the air suction roller and comprises a paper feeding assembly 11 and a paper conveying assembly 12, the paper collecting unit 20 is used for collecting paper printed by the air suction roller and comprises a chain conveying mechanism 21 and a paper collecting assembly 22; the feeding unit 10 and the collecting unit 20 are commonly known structures in the field of printing machines.
One side of the suction drum 30 is engaged with the paper feeding assembly 12 of the paper feeding unit 10, the other side of the suction drum 30 is engaged with the chain conveying mechanism 21 of the paper collecting unit 20, a gripper bar for transferring paper is arranged on the suction drum 30, the gripper bar is a commonly used structure known in the printing field, and the gripper bar opens the paper or closes the gripper to hold the paper under the control of a cam to transfer the paper, and the structural principle is common knowledge in the art and will not be repeated herein.
The chain conveying mechanism 21 comprises a driving wheel 211, a driven wheel 212 and a conveying chain 213 sleeved on the driving wheel 211 and the driven wheel 212, wherein gripper bars 214 are arranged on the conveying chain 213 at intervals.
The spray head assemblies 40 are arranged in a group and are positioned above the air suction roller 30, and are used for performing spray printing operation on paper on the air suction roller;
the adsorption type turnover mechanism 50 is arranged between the suction drum 30 and the paper conveying assembly 12, the adsorption type turnover mechanism 50 comprises a suction belt 51, the suction belt 51 is wound on two suction wheels 52 capable of rotating positively and negatively, one suction wheel is close to the input end of the paper conveying assembly 12 and is connected with a driving mechanism, the driving mechanism can adopt a servo motor and the like, and the driving mechanism can drive the suction wheel to rotate positively or reversely, so that the suction belt is driven to rotate positively or reversely; the other suction wheel is close to the suction drum 30; thus, one end of the adsorption type turnover mechanism is connected with the air suction roller 30, and the other end is connected with the input end of the paper conveying assembly 12, so that paper delivery and turnover can be realized. The suction belt 51 is a conveyor belt having suction holes, when the suction wheel 52 rotates forward, the suction belt 51 sucks the paper head side of the paper on the suction drum 30, and as the suction belt 51 rotates forward, the suction belt 51 temporarily stores the whole paper on the surface of the suction belt, and after the paper tail is sucked on the suction belt 51, the driving mechanism drives the suction wheel 52 to rotate reversely, the suction belt 51 re-conveys the temporarily stored paper from the paper tail side of the paper to the paper feeding assembly 12 to realize paper turning, and the paper transfer and delivery stability and paper turning smoothness are good.
The working principle of the utility model is as follows:
referring to fig. 2, in the single-sided printing, the paper feeding assembly 11 feeds paper, and the paper feeding assembly 12 transfers the paper to the air suction roller 30, and when the paper is adsorbed on the air suction roller 30 and rotates under the nozzle assembly 40 along with the air suction roller, the nozzle assembly 40 performs single-sided printing on the paper, and when the paper after single-sided printing is transferred to the chain transfer mechanism 21 along with the rotation of the air suction roller, the gripper bar holding the paper on the air suction roller 30 is opened under the action of the control cam, the air suction roller 30 transfers the paper to the chain transfer mechanism 21, and the chain transfer mechanism 21 holds the paper to transfer the paper to the paper collecting assembly 22 to complete collection. In the case of single-sided printing, the suction type turn-over mechanism 50 does not participate in the operation.
Referring to fig. 3, in the double-sided printing, the paper feeding assembly 11 feeds paper, the paper is transferred to the suction drum 30 for the first time by the paper feeding assembly 12, when the paper is adsorbed on the suction drum 30 and rotates under the nozzle assembly 40 along with the suction drum, the nozzle assembly 40 performs front printing on the paper, and when the paper subjected to front printing is transferred to the chain conveying mechanism 21 along with the rotation of the suction drum, the gripper bars holding the paper on the suction drum 30 are kept closed without releasing the paper under the action of the control cam; when the paper is continuously rotated along with the suction roller and conveyed to a position close to the suction belt 51, the gripper bars holding the paper on the suction roller 30 are opened to release the paper, the suction belt 51 is used for sucking paper heads of the paper in a proper direction, the whole paper is finally adsorbed on the suction belt 51 for temporary storage along with forward rotation of the suction belt 51, then the suction belt 51 is rotated in a reverse direction, the whole paper temporarily stored is conveyed to the paper conveying assembly 12 again from the paper tail side of the paper to realize paper turnover, the paper conveying assembly 12 conveys the paper after turnover to the suction roller 30 again, when the paper is rotated to the position below the nozzle assembly 40 along with the suction roller 30 again, the nozzle assembly 40 is used for carrying out reverse printing on the paper, and finally the paper subjected to the reverse-side printing is conveyed to the paper collecting assembly 22 by the chain conveying mechanism 21 to finish paper collection.
The utility model adopts innovative layout design, the ink-jet printing unit only comprises an air suction roller, a group of spray head components and a set of adsorption type turn-over mechanism, so that single-sided printing of single paper and double-sided printing of single paper can be finished, the whole machine has simple structural design, the number of the rollers of the whole machine is greatly reduced, and the equipment cost is greatly reduced. In the whole jet printing process, the paper transfer and transfer times are few, the paper turn-over during double-sided printing is realized by the adsorption type turn-over mechanism through positive and negative rotation, the paper transfer and transfer stability and the paper turn-over smoothness are good, the failure rate is low, and the printing efficiency is high.
The foregoing is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model. Any equivalent changes and modifications can be made by those skilled in the art without departing from the spirit and principles of this utility model, and are intended to be within the scope of this utility model.
Claims (4)
1. The high-efficiency digital ink-jet printer comprises a paper feeding assembly, a paper conveying assembly and a paper collecting unit, and is characterized by further comprising:
one side of the air suction roller is connected with the output end of the paper conveying assembly, the other side of the air suction roller is connected with the paper collecting unit, and a gripper bar is arranged on the air suction roller;
the spray head assemblies are arranged in a group and are positioned above the air suction roller;
the adsorption type turnover mechanism is arranged between the air suction roller and the paper conveying assembly, one end of the adsorption type turnover mechanism is connected with the air suction roller, and the other end of the adsorption type turnover mechanism is connected with the input end of the paper conveying assembly; when the adsorption type turnover mechanism rotates forward, the paper head side of the paper on the air suction roller is adsorbed to temporarily store the paper, and when the adsorption type turnover mechanism rotates backward, the temporarily stored paper is retransmitted to the paper conveying assembly from the paper tail side of the paper to realize paper turnover.
2. The high-efficiency digital inkjet printer of claim 1, wherein: the adsorption type turnover mechanism comprises an air suction belt, the air suction belt is wound on two air suction wheels capable of rotating positively and negatively, one air suction wheel is close to the input end of the paper conveying assembly, and the other air suction wheel is close to the air suction roller.
3. The high-efficiency digital inkjet printer according to claim 1 or 2, wherein: the paper collecting unit comprises a chain conveying mechanism and a paper collecting assembly.
4. A high efficiency digital ink jet printer as defined in claim 3 wherein: the chain conveying mechanism comprises a driving wheel, a driven wheel and a conveying chain sleeved on the driving wheel and the driven wheel, and gripper bars are arranged on the conveying chain at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223090711.1U CN219028917U (en) | 2022-11-21 | 2022-11-21 | High-efficiency digital ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223090711.1U CN219028917U (en) | 2022-11-21 | 2022-11-21 | High-efficiency digital ink-jet printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219028917U true CN219028917U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223090711.1U Active CN219028917U (en) | 2022-11-21 | 2022-11-21 | High-efficiency digital ink-jet printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219028917U (en) |
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2022
- 2022-11-21 CN CN202223090711.1U patent/CN219028917U/en active Active
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