CN114407543A - Paper feeding mechanism for double-sided printing function of ink-jet printer - Google Patents
Paper feeding mechanism for double-sided printing function of ink-jet printer Download PDFInfo
- Publication number
- CN114407543A CN114407543A CN202111630378.6A CN202111630378A CN114407543A CN 114407543 A CN114407543 A CN 114407543A CN 202111630378 A CN202111630378 A CN 202111630378A CN 114407543 A CN114407543 A CN 114407543A
- Authority
- CN
- China
- Prior art keywords
- channel
- paper
- printing
- double
- inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 22
- 239000007921 spray Substances 0.000 claims description 32
- 230000007306 turnover Effects 0.000 claims description 19
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J15/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in continuous form, e.g. webs
- B41J15/04—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles
- B41J15/046—Supporting, feeding, or guiding devices; Mountings for web rolls or spindles for the guidance of continuous copy material, e.g. for preventing skewed conveyance of the continuous copy material
Abstract
The invention relates to a paper feeding mechanism for double-sided printing function of an ink-jet printer, which comprises a printing channel, a turning channel and a paper returning channel which are arranged in the printer. One side of printing the passageway is provided with the shower nozzle, has set gradually two-sided paper exit entry, two-sided printing export and two-sided printing entry on the printing passageway, and two-sided paper exit entry is in the upper reaches of shower nozzle, and two-sided printing export and two-sided printing entry all are located the low reaches of shower nozzle. The entry and the two-sided entry of printing of upset passageway link to each other, and the export and the two-sided export of printing of upset passageway link to each other, and the two-sided entrance of printing is provided with first switch, and the two-sided exit of printing is provided with the second switch, and the entry and the two-sided entry of returning the paper passageway link to each other, and the export of the passageway of returning the paper links to each other with the export of printing the passageway, and the two-sided entrance of returning the paper is provided with the third switch. The printer is additionally provided with the overturning channel for overturning the paper, so that the double-sided printing speed is improved.
Description
Technical Field
The invention relates to the field of printing, in particular to a paper feeding mechanism with a double-sided printing function for an ink-jet printer.
Background
When the printer is carrying out two-sided printing, often need artificial paper to overturn and put into the entry of printing again after in proper order and print, and current two-sided printing all needs the paper twice through printing the paper path to need once overturn to the paper, whole upset process needs multiunit paper pickup wheel cooperation to be accomplished, and two-sided printing speed is slow.
Disclosure of Invention
Technical problem to be solved
The invention provides a paper feeding mechanism for double-sided printing function of an ink-jet printer, aiming at solving the technical problem of low double-sided printing speed of paper in the prior art.
(II) technical scheme
In order to solve the problems, the invention provides a paper feeding mechanism for double-sided printing function of an ink-jet printer, which comprises a printing channel, a turning channel and a paper returning channel, wherein the printing channel, the turning channel and the paper returning channel are arranged in the printer;
a spray head is arranged on one side of the printing channel; the printing channel is sequentially provided with a double-sided paper returning inlet, a double-sided printing outlet and a double-sided printing inlet from an inlet of the printing channel to an outlet of the printing channel, the double-sided paper returning inlet is arranged at the upstream of the spray head, and the double-sided printing outlet and the double-sided printing inlet are both arranged at the downstream of the spray head;
an inlet of the turning channel is connected with the double-sided printing inlet, an outlet of the turning channel is connected with the double-sided printing outlet, a first switch is arranged at the double-sided printing inlet and can control the on-off of the turning channel and the double-sided printing inlet and the on-off of the printing channel; a second switch is arranged at the double-sided printing outlet and can control the on-off of the turnover channel and the double-sided printing outlet and the on-off of the printing channel;
the inlet of the paper ejecting channel is connected with the double-sided paper ejecting inlet, and the outlet of the paper ejecting channel is connected with the outlet of the printing channel; and a third switch is arranged at the double-side paper ejection inlet and can control the on-off of the paper ejection channel and the double-side paper ejection inlet and the on-off of the printing channel.
Preferably, a plurality of pairs of paper feeding roller sets are arranged on the printing channel, the overturning channel and the paper returning channel;
the paper feeding roller group on the printing channel can drive paper to move from an inlet of the printing channel to an outlet of the printing channel;
the paper feeding roller group on the overturning channel and the paper ejecting channel can drive paper to pass through the printing channel and enter the paper ejecting channel from an inlet of the overturning channel to an outlet of the overturning channel.
Preferably, in the printing channel, a paper feeding roller group adjacent to the spray head on the upstream of the spray head is a first paper feeding roller group, and a paper feeding roller group adjacent to the spray head on the downstream of the spray head is a second paper feeding roller group; the double-sided printing outlet is positioned between the spray head and the second paper feeding roller set, and the double-sided paper returning inlet is positioned between the first paper feeding roller set and the spray head.
Preferably, the set of paper feeding rollers includes a driving roller and a driven roller which are arranged oppositely, the driving roller and the driven roller are both rotatably installed in the printer, the driving roller is connected with an output shaft of the motor, the driving roller can be driven by the motor to rotate, the printing channel, the turning channel and the paper ejecting channel are both located between the driving roller and the driven roller, and paper can pass through an area between the driving roller and the driven roller.
Preferably, the turning channel comprises a first turning paper channel, a second turning paper channel and a third turning paper channel, the first turning paper channel is connected with the double-sided printing inlet, the third turning paper channel is connected with the double-sided printing outlet, and the second turning paper channel is used for connecting the first turning paper channel and the third turning paper channel;
the paper-returning channel comprises a first paper-returning channel, a second paper-returning channel and a third paper-returning channel, the first paper-returning channel is connected with the outlet of the printing channel, the third paper-returning channel is connected with the double-sided paper-returning inlet, and the second paper-returning channel is used for connecting the first paper-returning channel and the third paper-returning channel;
the paper feeding roller group on the first turnover paper channel and the first paper returning channel share one driving roller; the second turnover paper channel and the paper feeding roller group on the second paper ejecting channel and on the path opposite to the second turnover paper channel share one driving roller.
Preferably, a negative pressure plate is arranged on one side of the printing channel opposite to the spray head, and the negative pressure plate can adsorb paper.
Preferably, the inversion channel is U-shaped.
Preferably, the double-sided printing inlet is rotatably provided with a first switch, and the first switch has two states:
when the first switch is in a first state, the inlets of the double-sided printing inlet and the overturning channel are in a closed state, and the first switch does not block the printing channel;
when the first switch is in a second state, the double-sided printing inlet and the inlet of the turnover channel are in a communication state, and the first switch can block the printing channel.
Preferably, the double-sided printing inlet is rotatably provided with a second switch, and the second switch has two states:
when the second switch is in a first state, the outlets of the double-sided printing outlet and the overturning channel are in a closed state, and the second switch does not block the printing channel;
when the second switch is in a second state, the double-sided printing outlet and the outlet of the turnover channel are in a communication state, and the second switch can block the printing channel.
Preferably, a third switch is rotatably arranged at the double-sided printing inlet, and the third switch has two states:
when the third switch is in a first state, the inlet of the paper ejecting channel and the double-sided paper ejecting inlet are in a closed state, and the third switch does not block the printing channel;
when the third switch is in a second state, the inlet of the paper ejecting channel and the double-sided paper ejecting inlet are in a communicated state, and the third opening can block the printing channel.
(III) advantageous effects
According to the invention, the turnover channel is additionally arranged in the printer and is used for turning over the paper, so that the reverse side of the paper passes through the spray head from the downstream side of the spray head and then reaches the upstream side of the spray head, and then the reverse side of the paper is printed, which is different from the prior method of turning over the paper by the paper rolling wheel, so that the turnover efficiency and the double-side printing speed are improved, and the double-side printing of the paper can be rapidly completed in the printer.
Drawings
FIG. 1 is a schematic structural diagram of a paper feeding mechanism according to the present invention, in which a first switch, a second switch, and a third switch are all in a first state;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic structural diagram of the paper feeding mechanism according to the present invention, in which the first switch, the second switch and the third switch are all in the second state;
fig. 4 is an enlarged view of fig. 3 at B.
[ description of reference ]
1: a printing channel; 11: a double-sided paper returning inlet; 12: a duplex printing outlet; 13: a duplex printing inlet; 14: a first switch; 141: a first profile; 142: a second profile; 15: a second switch; 16: a third switch; 2: turning over the channel; 21: a first turning paper path; 22: a second paper turning channel; 23: a third paper turning channel; 3: a paper exit channel; 31: a first paper-ejecting path; 32: a second paper-ejecting path; 33: a third paper-ejecting channel; 4: a spray head; 5: a paper feed roller set; 51: a drive roll; 52: a driven roller; 53: a first paper feed roller set; 54: a second paper feed roller set; 6: a negative pressure plate;
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 4, the present invention provides a paper feeding mechanism for a duplex printing function of an inkjet printer, the paper feeding mechanism including: a print path 1, a reverse path 2, and an exit path 3. One side of the printing channel 1 is provided with a spray head 4, an inlet of the printing channel 1 is arranged to an outlet of the printing channel 1, a double-sided paper returning inlet 11, a double-sided printing outlet 12 and a double-sided printing inlet 13 are sequentially arranged on the printing channel 1, the double-sided paper returning inlet 11 is arranged on the upstream of the spray head 4, and the double-sided printing outlet 12 and the double-sided printing inlet 13 are both arranged on the downstream of the spray head 4. The upstream of the head 4 is the side of the head 4 facing the outlet of the printing passage 1, and the downstream of the head 4 is the side of the head 4 facing the outlet of the printing passage 1. The inlet of the turning channel 2 is connected with the double-sided printing inlet 13, the outlet of the turning channel 2 is connected with the double-sided printing outlet 12, a first switch 14 is arranged at the double-sided printing inlet 13, and the first switch 14 can control the on-off of the turning channel 2 and the double-sided printing inlet 13 and the on-off of the printing channel 1; the double-sided printing outlet 12 is provided with a second switch 15, and the second switch 15 can control the on-off of the turnover channel 2 and the double-sided printing outlet 12 and the on-off of the printing channel 1. The inlet of the paper returning channel 3 is connected with the double-sided paper returning inlet 11, and the outlet of the paper returning channel 3 is connected with the outlet of the printing channel 1; and a third switch 16 is arranged at the double-side paper ejection inlet 11, and the third switch 16 can control the on-off of the paper ejection channel 3 and the double-side paper ejection inlet 11 and the on-off of the printing channel 1. In a preferred embodiment, the first switch 14, the second switch 15 and the third switch 16 are rotatably installed in the printer, each of the first switch 14, the second switch 15 and the third switch 16 is separately connected with a control motor, the control motor can control the rotation of the first switch 14, the second switch 15 and the third switch 16, and the printing channel 1, the reversing channel 2 and the paper ejecting channel 3 can be controlled to be switched on and off by controlling the rotation of the first switch 14, the second switch 15 and the third switch 16.
As shown in fig. 1, in the single-sided printing state, at this time, the first switch 14 controls the reversing channel 2 and the double-sided printing inlet 13 to be in a closed state, the second switch 15 controls the reversing channel 2 and the double-sided printing outlet 12 to be in a closed state, and the third switch 16 controls the paper ejecting channel 3 and the double-sided paper ejecting inlet 11 to be in a closed state; the paper directly enters the printing channel 1 from the inlet of the printing channel 1, then passes below the spray head 4, completes printing, and finally exits from the outlet of the printing channel 1.
As shown in fig. 3, in the duplex printing state, the paper enters the printing channel 1 from the inlet of the printing channel 1, then enters the lower part of the nozzle 4 from the upstream of the nozzle 4, and then reaches the downstream of the nozzle 4, and the front of the paper is printed; when paper passes through the double-sided printing inlet 13, the first switch 14 controls the turning channel 2 to be in a communicated state with the double-sided printing inlet 13 and close the blocked printing channel 1, the second switch 15 controls the turning channel 2 to be in a communicated state with the double-sided printing outlet 12, the paper passes through the turning channel 2 and then enters the printing channel 1 from the double-sided printing outlet 12, the reverse side of the paper faces the spray head 4 at the moment, the paper enters the lower part of the spray head 4 from the downstream of the spray head 4 and then enters the upstream of the spray head 4, and finally enters the paper returning channel 3 under the control of the third switch 16 and then exits from the outlet of the printing channel 1 to finish double-sided printing.
According to the analysis, the overturning channel 2 is used for enabling the paper to overturn, the reverse side of the paper passes through the spray head 4 from one side of the downstream of the spray head 4 and then reaches one side of the upstream of the spray head 4, the reverse side of the paper is printed, the reverse side is different from the prior art that the paper is overturned through the paper twisting wheel, the overturning efficiency and the double-side printing speed are improved, the paper printed on the reverse side enters the paper returning channel 3 to complete paper returning, and then double-side printing is completed. According to the invention, the turnover channel 2 and the paper returning channel 3 are additionally arranged in the printer, so that double-sided printing of paper can be rapidly completed in the printer.
Further, a plurality of pairs of paper feeding roller sets 5 are arranged on the printing channel 1, the overturning channel 2 and the paper returning channel 3. The paper feed roller group 5 on the printing channel 1 can drive the paper along the inlet of the printing channel 1 to the outlet of the printing channel 1. The paper feeding roller group 5 on the reversing channel 2 and the paper ejecting channel 3 can drive the paper from the inlet of the reversing channel 2 to the outlet of the reversing channel 2, and then passes through the printing channel 1 from the inlet of the paper ejecting channel 3 to the outlet of the paper ejecting channel 3. The paper feeding roller set 5 comprises a driving roller 51 and a driven roller 52, the printing channel 1, the overturning channel 2 and the paper returning channel 3 are all located between the driving roller 51 and the driven roller 52, the driving roller 51 and the driven roller 52 are both rotatably installed in the printer, the driving roller 51 is connected with a motor, the motor can drive the driving roller 51 to rotate, and paper can pass through an area between the driving roller 51 and the driven roller 52 and the driving roller 51 can drive the paper to move. In the invention, the motor drives the driving roller 51 to rotate so as to drive the paper to move towards the set direction, and the paper feeding roller set 5 only needs to rotate towards one direction and can realize double-sided printing without changing the rotating direction, thereby prolonging the service lives of the paper feeding roller set 5 and the motor and accelerating the double-sided printing speed.
In a preferred embodiment, as shown in fig. 1 and 3, the reversing path includes a first reversing paper path 21, a second reversing paper path 22, and a third reversing paper path 23, the first reversing paper path 21 is connected to the duplex printing inlet, the third reversing paper path 23 is connected to the duplex printing outlet, and the second reversing paper path 22 is used to connect the first reversing paper path 21 and the third reversing paper path 23. The paper-returning channel comprises a first paper-returning channel 31, a second paper-returning channel 32 and a third paper-returning channel 33, the first paper-returning channel 31 is connected with an outlet of the printing channel, the third paper-returning channel 33 is connected with a double-sided paper-returning inlet, and the second paper-returning channel 32 is used for connecting the first paper-returning channel 31 and the third paper-returning channel 33. The paper feeding roller groups on the first turnover paper channel 21 and the first paper returning channel 31 share one driving roller; the feed roller group on the opposite path of the second reverse paper path 22 on the second reverse paper path 22 and the second paper-ejecting path 32 and the second reverse paper path 22 share one drive roller. As shown in fig. 1 and 3, the moving directions of the paper in the first reverse paper path 21 and the first paper exit path 31, and the moving directions of the paper in the second reverse paper path 22 and the second paper exit path 32 are opposite, so that the paper feeding roller sets on the first reverse paper path 21 and the first paper exit path 31 can share one driving roller, and the paper feeding roller sets on the second reverse paper path 22 and the second paper exit path 32 can share one driving roller.
Furthermore, in the printing passage 1, the paper feeding roller group 5 adjacent to the nozzle 4 at the upstream of the nozzle 4 is a first paper feeding roller group 53, and the paper feeding roller group 5 adjacent to the nozzle 4 at the downstream of the nozzle 4 is a second paper feeding roller group 54; the duplex printing outlet 12 is positioned between the second paper feed roller group 54 of the ejection head 4, and the duplex paper ejection inlet 11 is positioned between the first paper feed roller group 53 and the ejection head 4. When two-sided printing promptly, the paper is when the exit of upset passageway 2, the paper can get into under the drive of the roll set 5 of form advancing on upset passageway 2 and print passageway 1 and then get into via shower nozzle 4 and move back paper passageway 3, this process need not to print the drive of the roll set 5 of form advancing on passageway 1, the roll set 5 of form advancing on the print passageway 1 need not the reversal, the in-process of whole two-sided printing has been guaranteed, only need toward one direction with the roll set 5 of form advancing, need not change and turn to, it need not change and turn to have guaranteed like this that the motor that links to each other with the driving roll 51, the motor is individual to be improved the life of roll set 5 of form advancing, and the efficiency of two-sided printing has been improved.
In a preferred embodiment, a negative pressure plate 6 is provided on the side of the printing passage 1 opposite to the ejection head 4, and the negative pressure plate 6 is capable of adsorbing paper. Through 6 absorption paper of negative pressure plate for shower nozzle 4 can carry out the inkjet to the paper better and print, has improved the printing effect. The turning channel 2 is U-shaped. The paper sheet is deflected after passing through the turning channel 2, and the front surface of the paper sheet is opposite to the spray head 4 in the process of passing from the inlet of the printing channel 1 to the outlet of the printing channel 1 in the printing channel 1. When paper passes through the turning channel 2 and enters the printing channel 1 from the double-sided printing outlet 12, then moves to the double-sided paper ejecting inlet 11 and enters the paper ejecting channel 3 from the double-sided paper ejecting inlet 11, and the paper moves to the double-sided paper ejecting inlet 11 along the double-sided printing outlet 12 in the printing channel 1, the reverse side of the paper is opposite to the spray head 4, so that the paper feeding mechanism provided by the invention can rapidly complete double-sided printing.
Finally, a first switch 14 is rotatably provided at the duplex printing inlet 13, and the first switch 14 has two states. When the first switch 14 is in the first state, the double-sided printing inlet 13 and the inlet of the turnover channel 2 are in the closed state, and the first switch 14 does not block the printing channel 1; when the first switch 14 is in the second state, the duplex printing inlet 13 and the inlet of the reversing channel 2 are in a communicating state, and the first switch 14 can block the printing channel 1.
A second switch 15 is rotatably provided at the duplex printing inlet 13, and the second switch 15 has two states. When the second switch 15 is in the first state, the double-sided printing outlet 12 and the outlet of the turnover channel 2 are in the closed state, and the second switch 15 does not block the printing channel 1; when the second switch 15 is in the second state, the duplex printing outlet 12 and the outlet of the reversing passage 2 are in a communicating state, and the second switch 15 can block the printing passage 1.
A third switch 16 is rotatably provided at the duplex printing inlet 13, and the third switch 16 has two states. When the third switch 16 is in the first state, the entrance of the ejection path 3 and the duplex ejection entrance 11 are in the closed state, and the third switch 16 does not block the printing path 1; when the third switch 16 is in the second state, the inlet of the ejection path 3 and the duplex ejection inlet 11 are in a communicating state, and the third switch is able to block the print path 1.
In a preferred embodiment, the operating principle of the first switch may be: the first switch comprises a first contour 141 and a second contour 142, and as shown in fig. 2, when the first switch is rotated to be in a first state, the first switch can block the double-sided printing inlet, and the paper can pass through the first printing inlet along the first contour 141; as shown in fig. 4, when the first switch is rotated to be in the second state, the first switch can block the printing channel, and the paper coming from the entrance of the printing channel can enter the reversing channel through the double-sided printing entrance under the guiding action of the second contour 142. Similarly, the working principle of the second switch and the third switch is similar to that of the first switch, and is not described herein.
In the single-sided printing state:
as shown in fig. 1, the first switch 14, the second switch 15, and the third switch 16 are all in the first state, and the paper moves directly from the inlet of the printing channel 1 to the outlet of the printing channel 1 through the printing channel 1, so as to complete single-sided printing.
In the duplex printing state:
the second switch 15 and the third switch 16 are both in the first state, and the paper moves from the exit of the print path 1 along the print path 1 toward the exit of the print path 1;
as shown in fig. 3, when the paper moves between the duplex printing outlet 12 and the duplex printing inlet 13, the first switch 14, the second switch 15 and the third switch 16 are all in the second state, and the paper enters the reversing channel 2 through the duplex printing inlet 13, then enters the printing channel 1 from the duplex printing outlet 12 along the reversing channel 2, then enters the paper ejecting channel 3 from the duplex paper ejecting inlet 11 along the printing channel 1, and finally enters the printing channel 1 from the outlet of the paper ejecting channel 3 along the paper ejecting channel 3 and exits from the outlet of the printing channel 1, so that the duplex printing is completed.
It should be understood that the above description of specific embodiments of the present invention is only for the purpose of illustrating the technical lines and features of the present invention, and is intended to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, but the present invention is not limited to the above specific embodiments. It is intended that all such changes and modifications as fall within the scope of the appended claims be embraced therein.
Claims (10)
1. A paper feeding mechanism for double-sided printing function of an ink-jet printer is characterized in that the paper feeding mechanism comprises a printing channel, a turning channel and a paper returning channel which are arranged in the printer;
a spray head is arranged on one side of the printing channel; the printing channel is sequentially provided with a double-sided paper returning inlet, a double-sided printing outlet and a double-sided printing inlet from an inlet of the printing channel to an outlet of the printing channel, the double-sided paper returning inlet is arranged at the upstream of the spray head, and the double-sided printing outlet and the double-sided printing inlet are both arranged at the downstream of the spray head;
an inlet of the turning channel is connected with the double-sided printing inlet, an outlet of the turning channel is connected with the double-sided printing outlet, a first switch is arranged at the double-sided printing inlet and can control the on-off of the turning channel and the double-sided printing inlet and the on-off of the printing channel; a second switch is arranged at the double-sided printing outlet and can control the on-off of the turnover channel and the double-sided printing outlet and the on-off of the printing channel;
the inlet of the paper ejecting channel is connected with the double-sided paper ejecting inlet, and the outlet of the paper ejecting channel is connected with the outlet of the printing channel; and a third switch is arranged at the double-side paper ejection inlet and can control the on-off of the paper ejection channel and the double-side paper ejection inlet and the on-off of the printing channel.
2. The paper feeding mechanism for duplex printing of an ink jet printer as claimed in claim 1, wherein a plurality of pairs of paper feeding roller sets are provided on the printing path, the reversing path and the paper ejecting path;
the paper feeding roller group on the printing channel can drive paper to move from an inlet of the printing channel to an outlet of the printing channel;
the paper feeding roller group on the overturning channel and the paper ejecting channel can drive paper to pass through the printing channel and enter the paper ejecting channel from an inlet of the overturning channel to an outlet of the overturning channel.
3. The paper feeding mechanism for double-sided printing of an ink jet printer as claimed in claim 2, wherein the paper feeding roller group adjacent to the nozzles upstream of the nozzles on the printing path is a first paper feeding roller group, and the paper feeding roller group adjacent to the nozzles downstream of the nozzles is a second paper feeding roller group; the double-sided printing outlet is positioned between the spray head and the second paper feeding roller set, and the double-sided paper returning inlet is positioned between the first paper feeding roller set and the spray head.
4. The paper feeding mechanism for the duplex printing function of the ink jet printer as claimed in claim 2, wherein the paper feeding roller set includes a driving roller and a driven roller which are oppositely arranged, the driving roller and the driven roller are both rotatably installed in the printer, the driving roller is connected with an output shaft of a motor, the driving roller can be driven by the motor to rotate, the printing channel, the turning channel and the paper ejecting channel are all located between the driving roller and the driven roller, and paper can pass through an area between the driving roller and the driven roller.
5. The feed mechanism for duplex printing capability of an ink jet printer as claimed in claim 4, wherein:
the turning channel comprises a first turning paper channel, a second turning paper channel and a third turning paper channel, the first turning paper channel is connected with the double-sided printing inlet, the third turning paper channel is connected with the double-sided printing outlet, and the second turning paper channel is used for connecting the first turning paper channel and the third turning paper channel;
the paper-returning channel comprises a first paper-returning channel, a second paper-returning channel and a third paper-returning channel, the first paper-returning channel is connected with the outlet of the printing channel, the third paper-returning channel is connected with the double-sided paper-returning inlet, and the second paper-returning channel is used for connecting the first paper-returning channel and the third paper-returning channel;
the paper feeding roller group on the first turnover paper channel and the first paper returning channel share one driving roller; the second turnover paper channel and the paper feeding roller group on the second paper ejecting channel and on the path opposite to the second turnover paper channel share one driving roller.
6. The paper feeding mechanism for the double-sided printing function of the ink-jet printer as claimed in any one of claims 1 to 5, wherein a negative pressure plate is provided on the side of the printing channel opposite to the nozzle, and the negative pressure plate can absorb paper.
7. The paper feeding mechanism for the duplex printing function of the ink jet printer as claimed in any one of claims 2 to 5, wherein the reversing channel is U-shaped.
8. The paper feeding mechanism for double-sided printing function of inkjet printer according to any one of claims 2-5, characterized in that the double-sided printing inlet is provided with a first switch in rotation, and the first switch has two states:
when the first switch is in a first state, the inlets of the double-sided printing inlet and the overturning channel are in a closed state, and the first switch does not block the printing channel;
when the first switch is in a second state, the double-sided printing inlet and the inlet of the turnover channel are in a communication state, and the first switch can block the printing channel.
9. The paper feeding mechanism for the duplex printing function of the ink jet printer as claimed in any one of claims 2 to 5, wherein a second switch is rotatably provided at the duplex printing inlet, and the second switch has two states:
when the second switch is in a first state, the outlets of the double-sided printing outlet and the overturning channel are in a closed state, and the second switch does not block the printing channel;
when the second switch is in a second state, the double-sided printing outlet and the outlet of the turnover channel are in a communication state, and the second switch can block the printing channel.
10. The paper feeding mechanism for double-sided printing function of ink-jet printer according to any of claims 2-5, characterized in that the double-sided printing inlet is rotatably provided with a third switch, and the third switch has two states:
when the third switch is in a first state, the inlet of the paper ejecting channel and the double-sided paper ejecting inlet are in a closed state, and the third switch does not block the printing channel;
when the third switch is in a second state, the inlet of the paper ejecting channel and the double-sided paper ejecting inlet are in a communicated state, and the third opening can block the printing channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111630378.6A CN114407543B (en) | 2021-12-28 | 2021-12-28 | Paper feeding mechanism for double-sided printing function of ink-jet printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111630378.6A CN114407543B (en) | 2021-12-28 | 2021-12-28 | Paper feeding mechanism for double-sided printing function of ink-jet printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114407543A true CN114407543A (en) | 2022-04-29 |
| CN114407543B CN114407543B (en) | 2023-11-21 |
Family
ID=81270467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111630378.6A Active CN114407543B (en) | 2021-12-28 | 2021-12-28 | Paper feeding mechanism for double-sided printing function of ink-jet printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114407543B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114851725A (en) * | 2022-06-02 | 2022-08-05 | 成都精机自动化技术有限公司 | Ink-jet type double-sided printing machine and printing method thereof |
| CN114872455A (en) * | 2022-06-01 | 2022-08-09 | 广州卓腾科技有限公司 | Certificate double-sided printing equipment |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01135671A (en) * | 1987-11-20 | 1989-05-29 | Brother Ind Ltd | Tape printer capable of normal-image printing and reverse printing |
| JPH08230258A (en) * | 1995-02-24 | 1996-09-10 | Pfu Ltd | Postscript print processing device |
| JPH115343A (en) * | 1997-06-16 | 1999-01-12 | Brother Ind Ltd | Serial printer |
| CN1214474A (en) * | 1997-10-10 | 1999-04-21 | 三星电子株式会社 | Method for printing both sides of paper in printer |
| KR20000075264A (en) * | 1999-05-31 | 2000-12-15 | 윤종용 | Restricting method of duplex printing of thick paper |
| JP2002059598A (en) * | 2000-08-18 | 2002-02-26 | Seiko Epson Corp | Perfecting printer |
| CN2543710Y (en) * | 2002-05-24 | 2003-04-09 | 旭丽股份有限公司 | Double-side automatic paper feeder |
| US20050212197A1 (en) * | 2004-03-23 | 2005-09-29 | Teo Cherng L | Duplex system for an inkjet printer |
| TWI261028B (en) * | 2005-06-10 | 2006-09-01 | Kinpo Elect Inc | Sheet-feeding module for double-side printing and double-side printing method |
| CN2931124Y (en) * | 2006-07-14 | 2007-08-08 | 崴强科技股份有限公司 | Ink-jet printer with two-sided printing function |
| CN101891079A (en) * | 2009-05-20 | 2010-11-24 | 精工爱普生株式会社 | Recording device |
| CN102616002A (en) * | 2011-01-31 | 2012-08-01 | 兄弟工业株式会社 | Printing apparatus |
| CN103192613A (en) * | 2012-01-06 | 2013-07-10 | 山东新北洋信息技术股份有限公司 | Paper containing module and printing device with paper containing module |
| US20140327724A1 (en) * | 2013-05-02 | 2014-11-06 | Delphax Technologies Inc. | Inkjet printer with selectable simplex and duplex printing |
| JP2015042465A (en) * | 2013-08-26 | 2015-03-05 | 理想科学工業株式会社 | Printer |
| CN109116703A (en) * | 2018-10-30 | 2019-01-01 | 广州奥盛电子科技有限公司 | A kind of quick double-sided laser printer |
-
2021
- 2021-12-28 CN CN202111630378.6A patent/CN114407543B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01135671A (en) * | 1987-11-20 | 1989-05-29 | Brother Ind Ltd | Tape printer capable of normal-image printing and reverse printing |
| JPH08230258A (en) * | 1995-02-24 | 1996-09-10 | Pfu Ltd | Postscript print processing device |
| JPH115343A (en) * | 1997-06-16 | 1999-01-12 | Brother Ind Ltd | Serial printer |
| CN1214474A (en) * | 1997-10-10 | 1999-04-21 | 三星电子株式会社 | Method for printing both sides of paper in printer |
| KR20000075264A (en) * | 1999-05-31 | 2000-12-15 | 윤종용 | Restricting method of duplex printing of thick paper |
| JP2002059598A (en) * | 2000-08-18 | 2002-02-26 | Seiko Epson Corp | Perfecting printer |
| CN2543710Y (en) * | 2002-05-24 | 2003-04-09 | 旭丽股份有限公司 | Double-side automatic paper feeder |
| US20050212197A1 (en) * | 2004-03-23 | 2005-09-29 | Teo Cherng L | Duplex system for an inkjet printer |
| TWI261028B (en) * | 2005-06-10 | 2006-09-01 | Kinpo Elect Inc | Sheet-feeding module for double-side printing and double-side printing method |
| CN2931124Y (en) * | 2006-07-14 | 2007-08-08 | 崴强科技股份有限公司 | Ink-jet printer with two-sided printing function |
| CN101891079A (en) * | 2009-05-20 | 2010-11-24 | 精工爱普生株式会社 | Recording device |
| CN102616002A (en) * | 2011-01-31 | 2012-08-01 | 兄弟工业株式会社 | Printing apparatus |
| CN103192613A (en) * | 2012-01-06 | 2013-07-10 | 山东新北洋信息技术股份有限公司 | Paper containing module and printing device with paper containing module |
| US20140327724A1 (en) * | 2013-05-02 | 2014-11-06 | Delphax Technologies Inc. | Inkjet printer with selectable simplex and duplex printing |
| JP2015042465A (en) * | 2013-08-26 | 2015-03-05 | 理想科学工業株式会社 | Printer |
| CN109116703A (en) * | 2018-10-30 | 2019-01-01 | 广州奥盛电子科技有限公司 | A kind of quick double-sided laser printer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114872455A (en) * | 2022-06-01 | 2022-08-09 | 广州卓腾科技有限公司 | Certificate double-sided printing equipment |
| CN114851725A (en) * | 2022-06-02 | 2022-08-05 | 成都精机自动化技术有限公司 | Ink-jet type double-sided printing machine and printing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114407543B (en) | 2023-11-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114407543A (en) | Paper feeding mechanism for double-sided printing function of ink-jet printer | |
| EP1938994B1 (en) | Ink degassing for circulating ink supply systems in ink jet printers | |
| CN1284672C (en) | Ink-jet printer | |
| JPS60214962A (en) | Guide apparatus for single-side or double-side printed sheet | |
| US7431278B2 (en) | Image forming apparatus and platen used therein | |
| CN102300797B (en) | Inkjet Printer | |
| CN1517209A (en) | Ink-jet printer | |
| KR20070120345A (en) | An image forming apparatus and method for driving the same | |
| US20090189929A1 (en) | Continuous paper web duplex inkjet printing unit | |
| US20100315460A1 (en) | Printing apparatus | |
| CN102555533A (en) | Recording apparatus | |
| US5083880A (en) | Printing media feeding apparatus for printers | |
| US6779861B2 (en) | Enhanced dot resolution for inkjet printing | |
| US6238114B1 (en) | Print media handling system and method of using same | |
| CN115384187A (en) | Ink jet printing system with external drying function | |
| US20120050398A1 (en) | Inkjet printing apparatus | |
| US6250754B1 (en) | Duplex printer | |
| CN2931124Y (en) | Ink-jet printer with two-sided printing function | |
| US20210260896A1 (en) | Recording apparatus and relaying apparatus | |
| CN204263731U (en) | Print and cutter sweep | |
| CN204172511U (en) | Printing equipment | |
| JP2014076648A (en) | Image forming apparatus | |
| US20120127226A1 (en) | Method of printing with anti-curl solution | |
| US20120127228A1 (en) | Ejecting anti-curl solution in carriage printers | |
| CN217649160U (en) | One-side double-spraying pyrograph printer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240306 Address after: 417609 building 3, phase II, tetao, Xianghong Industrial Park, Xinhua high tech Industrial Development Zone, Loudi City, Hunan Province Patentee after: Xinyin New Materials Co.,Ltd. Country or region after: China Address before: 417600 building A1, qiner standardized plant, Xianghong Industrial Park, Xinhua Economic Development Zone, Loudi City, Hunan Province Patentee before: Xinyin Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |