CN115122785B - Driving structure for converting forward and reverse input into same-direction output and double-sided printer - Google Patents
Driving structure for converting forward and reverse input into same-direction output and double-sided printer Download PDFInfo
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- CN115122785B CN115122785B CN202210876753.3A CN202210876753A CN115122785B CN 115122785 B CN115122785 B CN 115122785B CN 202210876753 A CN202210876753 A CN 202210876753A CN 115122785 B CN115122785 B CN 115122785B
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- gear
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Classifications
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- 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
- B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
- B41J3/60—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for printing on both faces of the printing material
-
- 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
- B41J13/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in short lengths, e.g. sheets
- B41J13/009—Diverting sheets at a section where at least two sheet conveying paths converge, e.g. by a movable switching guide that blocks access to one conveying path and guides the sheet to another path, e.g. when a sheet conveying direction is reversed after printing on the front of the sheet has been finished and the sheet is guided to a sheet turning path for printing on the back
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Abstract
The invention relates to the technical field of printers, in particular to a driving structure for converting forward and reverse input into same-direction output and a double-sided printer, and aims to solve the technical problem that at least two motors are required to be arranged under the condition that paper needs to be rotated by the printer with double-sided printing function in the prior art in order to simultaneously ensure forward and reverse driving of a paper discharge roller and unidirectional driving of a paper feeder. The invention provides a driving structure for converting forward and reverse input into output in the same direction, which comprises an input gear, a first conversion part, a second conversion part and an output gear; in the first state, the first conversion part is respectively meshed with the input gear and the output gear, and the counterclockwise rotation of the input gear drives the output gear to counterclockwise rotate through the first conversion part; in the second state, the second conversion part is respectively meshed with the input gear and the output gear, and the clockwise rotation of the input gear drives the output gear to rotate anticlockwise through the second conversion part.
Description
Technical Field
The invention relates to the technical field of printers, in particular to a driving structure for converting forward and reverse input into output in the same direction and a double-sided printer.
Background
In a printer with a duplex printing function, since the paper needs to rotate, the paper discharge roller has two driving directions, namely forward rotation and reverse rotation, and the duplex paper feeder has only one driving direction, the duplex paper feeder is required to be capable of driving the paper in the two states of forward rotation and reverse rotation of the paper discharge roller in the continuous printing process. If the whole printing system is provided with only one motor, the two-sided paper feeder can not be driven in one direction under the two states of forward rotation and reverse rotation of the paper discharge roller simultaneously. Usually, a motor is additionally arranged to independently drive the double-sided paper feeder or the paper discharging part, so that the cost is increased when the motor is increased, and a larger design space is also required, and the size of the whole machine can be possibly influenced.
Disclosure of Invention
The invention aims to provide a driving structure for converting forward and reverse input into same-direction output and a double-sided printer, so as to solve the technical problem that at least two motors are required to be arranged under the condition that paper needs to be rotated by the double-sided printer in the prior art in order to ensure forward and reverse driving of a paper discharge roller and unidirectional driving of a paper feeder.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
in a first aspect, the present invention provides a driving structure for converting forward and reverse input into output in the same direction, including: an input gear, a first conversion member, a second conversion member, and an output gear;
in a first state, the first conversion part is respectively meshed with the input gear and the output gear, and the anticlockwise rotation of the input gear drives the output gear to anticlockwise rotate through the first conversion part;
in the second state, the second conversion part is respectively meshed with the input gear and the output gear, and the clockwise rotation of the input gear drives the output gear to rotate anticlockwise through the second conversion part.
In an alternative embodiment of the present invention,
the first conversion member includes a first gear;
in a first state, the first gear meshes with the input gear and the output gear, respectively.
In an alternative embodiment of the present invention,
the second conversion component comprises a second gear and a third gear which are meshed with each other;
in a second state, the second gear is meshed with the input gear and the third gear is meshed with the output gear.
In an alternative embodiment of the present invention,
the driving structure for converting forward and reverse input into output in the same direction further comprises a balance wheel bracket;
the balance wheel bracket takes the center of the input gear as a rotation center, and the first conversion part and the second conversion part are respectively arranged at two sides of the input gear.
In an alternative embodiment of the present invention,
the balance wheel support is of an arc-shaped plate body structure, the balance wheel support is provided with a notch, and the output gear is wrapped by the arc-shaped notch.
In an alternative embodiment of the present invention,
the balance wheel support is provided with a fixed part, a first swing arm and a second swing arm, wherein the first swing arm and the second swing arm are positioned on two sides of the fixed part, the first gear is arranged on the first swing arm, the second gear and the third gear are arranged on the second swing arm, and the first swing arm and the second swing arm are driven by the input gear to approach or be far away from the output gear.
In an alternative embodiment of the present invention,
and a bracket for installing the first gear, the second gear and the third gear is arranged on the balance wheel bracket.
In an alternative embodiment of the present invention,
at least one saddle-shaped gasket is arranged below the first gear, the second gear and the third gear, and the saddle-shaped gasket is axially fixed by a clamping ring.
In an alternative embodiment of the present invention,
the first gear, the second gear and the third gear are provided with plum blossom clamping rings above, and a first gasket is arranged below the plum blossom clamping rings.
In a second aspect, the present invention provides a duplex printer, including a driving structure for converting the forward and reverse inputs into outputs in the same direction.
In summary, the technical effects achieved by the invention are as follows:
the invention provides a driving structure for converting forward and reverse input into output in the same direction, comprising: an input gear, a first conversion member, a second conversion member, and an output gear; in the first state, the first conversion part is respectively meshed with the input gear and the output gear, and the counterclockwise rotation of the input gear drives the output gear to counterclockwise rotate through the first conversion part; in the second state, the second conversion part is respectively meshed with the input gear and the output gear, and the clockwise rotation of the input gear drives the output gear to rotate anticlockwise through the second conversion part.
When the input gear rotates anticlockwise, the first conversion part is driven to rotate, the output gear is driven to rotate anticlockwise, and when the input gear rotates clockwise, the second conversion part is driven to rotate, and the output gear is driven to rotate anticlockwise, so that no matter whether the input is anticlockwise or clockwise, the output is anticlockwise, the technical problem that at least two motors are required to be arranged in order to ensure the forward and reverse driving of the paper discharge roller and the unidirectional driving of the paper feeder under the condition that paper needs to be rotated by the printer with the double-sided printing function in the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a driving structure for converting forward and reverse input into output in the same direction according to an embodiment of the present invention;
FIG. 2 is a top view of a driving structure for converting a forward input to a reverse input into a same direction output according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a first gear meshing with an output gear;
FIG. 4 is a schematic diagram of a third gear meshing with an output gear;
fig. 5 is a schematic structural view of the balance wheel bracket, the first gear, the second gear and the third gear.
Icon: 10-input gear; 20-a first conversion component; 21-a first gear; 30-a second conversion component; 31-a second gear; 32-a third gear; 40-an output gear; 50-balance wheel bracket; 51-a fixing part; 52-a first swing arm; 53-a second swing arm; 60-supporting; 70-saddle-shaped gaskets; 80-plum blossom collar; 90-washers; 100-a first gasket; 110-a second gasket; 120-input shaft; 130-gear rack.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
The printer with double-sided printing function in the prior art has the technical problem that at least two motors are required to be arranged in order to ensure the forward and backward driving of the paper discharge roller and the unidirectional driving of the paper feeder at the same time under the condition that the paper needs to rotate.
In view of this, the present invention provides a driving structure for converting forward and reverse input into output in the same direction, comprising: an input gear 10, a first conversion member 20, a second conversion member 30, and an output gear 40; in the first state, the first conversion part 20 is respectively meshed with the input gear 10 and the output gear 40, and the counterclockwise rotation of the input gear 10 drives the counterclockwise rotation of the output gear 40 through the first conversion part 20; in the second state, the second switching member 30 is engaged with the input gear 10 and the output gear 40, respectively, and the clockwise rotation of the input gear 10 rotates the output gear 40 counterclockwise by the second switching member 30.
When the input gear 10 rotates anticlockwise, the first conversion part 20 is driven to rotate, the output gear 40 is driven to rotate anticlockwise, and when the input gear 10 rotates clockwise, the second conversion part 30 is driven to rotate, and the output gear 40 is driven to rotate anticlockwise, so that no matter whether the input is anticlockwise or clockwise rotation, the output is anticlockwise rotation, and the technical problem that at least two motors are required to be arranged in order to ensure the forward and reverse driving of the paper discharge roller and the unidirectional driving of the paper feeder under the condition that paper needs to be rotated in the printer with the double-sided printing function in the prior art is relieved.
The structure and shape of the driving structure for converting the forward and reverse inputs into the same-direction outputs provided in the present embodiment will be described in detail with reference to fig. 1 to 5.
Regarding the shape and structure of the first conversion member 20 and the second conversion member 30, in detail:
the first conversion member 20 includes a first gear 21, and in the first state, the first gear 21 is engaged with the input gear 10 and the output gear 40, respectively.
As shown in fig. 2, the second conversion member 30 includes a second gear 31 and a third gear 32, the second gear 31 and the third gear 32 are engaged with each other, and in the second state, the second gear 31 is engaged with the input gear 10, and the third gear 32 is engaged with the output gear 40.
In order to enable the first conversion member 20 and the second conversion member 30 to be engaged with the output gear 40 in different states, the present embodiment is further provided with a balance bracket 50.
Regarding the shape and structure of balance bracket 50, in detail:
as shown in fig. 1 and 5, the balance wheel bracket 50 is disposed on the gear bracket 130, the balance wheel bracket 50 is configured as an arc-shaped plate, the balance wheel bracket 50 has an arc-shaped notch, the arc-shaped notch surrounds the output gear 40, the balance wheel bracket 50 uses the center of the input gear 10 as the rotation center, and the first conversion member 20 and the second conversion member 30 are disposed on both sides of the input gear 10.
Further, the balance wheel bracket 50 is provided with a fixing portion 51, a first swing arm 52 and a second swing arm 53, the first swing arm 52 and the second swing arm 53 are located at two sides of the fixing portion 51, the first gear 21 is arranged on the first swing arm 52, the second gear 31 and the third gear 32 are arranged on the second swing arm 53, specifically, the balance wheel bracket 50 is further provided with a bracket 60 for installing the first gear 21, the second gear 31 and the third gear 32, and the first gear 21, the second gear 31 and the third gear 32 are all sleeved on the bracket 60.
Further, the first swing arm 52 and the second swing arm 53 can be driven by the input gear 10 to approach or separate from the output gear 40.
In order to ensure that the balance bracket 50 can oscillate with the direction of rotation of the input gear 10, it is necessary to add a certain damping to the rotation of the balance bracket 50, and therefore, the present embodiment is also provided with saddle pads 70.
Regarding the shape and structure of saddle pad 70, in detail:
the saddle-shaped gasket 70 is arranged below the first gear 21, the second gear 31 and the third gear 32, at least one saddle-shaped gasket 70 is arranged below the first gear 21, the second gear 31 and the third gear 32, and the saddle-shaped gasket 70 is axially fixed by a clamping ring. A second shim 110 is also provided above saddle shim 70.
Further, the damping structure includes, but is not limited to, saddle pads 70, and the number of saddle pads 70 may be specifically determined according to actual needs.
In order to further increase the stability, this embodiment is further provided with a quincuncial collar 80.
Regarding the shape and structure of the quincuncial collar 80, in detail:
the quincuncial collar 80 is disposed above the first gear 21, the second gear 31, and the third gear 32, and the quincuncial collar 80 may perform an axial stop function. The first gasket 100 is arranged below the quincuncial clamping ring 80, and the first gasket 100 can increase the contact area, reduce the pressure, prevent loosening and protect parts.
A washer 90 is provided below the output gear 40, and the washer 90 stops the swing position of the balance bracket 50, and the left and right swing of the balance bracket 50 is stopped by the washer 90.
The working process of the driving structure for converting forward and reverse input into output in the same direction provided by the embodiment is as follows:
the input gear 10 is connected with the input shaft 120, as shown by directional arrow in fig. 3, when the input shaft 120 drives the input gear 10 to rotate anticlockwise, the rotation resistance drives the balance wheel bracket 50 to rotate anticlockwise, at this time, the first gear 21 is meshed with the output gear 40, and the first gear 21 is driven to rotate clockwise through the input gear 10, so as to drive the output gear 40 to rotate anticlockwise, that is, through sequential transmission of the input gear 10, the first gear 21 and the output gear 40, finally, the output gear 40 is driven to rotate anticlockwise; as shown by the directional arrow in fig. 4, when the input shaft 120 drives the input gear 10 to rotate clockwise, the rotation resistance drives the balance wheel bracket 50 to rotate clockwise, at this time, the third gear 32 is meshed with the output gear 40, and drives the second gear 31 to rotate counterclockwise through the input gear 10, so as to drive the third gear 32 to rotate clockwise, and then drives the output gear 40 to rotate counterclockwise, that is, through the sequential transmission of the input gear 10, the second gear 31, the third gear 32 and the output gear 40, finally drives the output gear 40 to rotate counterclockwise.
Further, the output is rotated counterclockwise whether the input is rotated counterclockwise or clockwise. If the direction of rotation of the output needs to be changed, the number of gears may be increased or decreased.
The embodiment can realize that the driving direction of the input is either forward rotation or reverse rotation, the rotation direction of the output is guaranteed to be the same direction, the material cost is saved, and the space is saved.
Since the technical effects of the duplex printer provided in this embodiment are the same as the technical effects of the driving structure that converts the forward and reverse input into the same-direction output provided in the above embodiment, the description thereof will not be repeated here.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (2)
1. A driving structure for converting forward and reverse input into output in the same direction, comprising: an input gear (10), a first conversion member (20), a second conversion member (30), and an output gear (40);
in a first state, the first conversion part (20) is respectively meshed with the input gear (10) and the output gear (40), and the anticlockwise rotation of the input gear (10) drives the anticlockwise rotation of the output gear (40) through the first conversion part (20);
in a second state, the second conversion part (30) is respectively meshed with the input gear (10) and the output gear (40), and the clockwise rotation of the input gear (10) drives the output gear (40) to rotate anticlockwise through the second conversion part (30);
the first conversion part (20) comprises a first gear (21);
in a first state, the first gear (21) meshes with the input gear (10) and the output gear (40), respectively;
the second conversion part (30) comprises a second gear (31) and a third gear (32) which are meshed with each other;
in a second state, the second gear (31) meshes with the input gear (10), and the third gear (32) meshes with the output gear (40);
also comprises a balance wheel bracket (50);
the balance wheel bracket (50) takes the center of the input gear (10) as a rotation center, and the first conversion component (20) and the second conversion component (30) are respectively arranged at two sides of the input gear (10);
the balance wheel bracket (50) is of an arc-shaped plate body structure, the balance wheel bracket (50) is provided with a notch, and the arc-shaped notch surrounds the output gear (40);
the balance wheel bracket (50) is provided with a fixed part (51), and a first swing arm (52) and a second swing arm (53) which are positioned at two sides of the fixed part (51), the first gear (21) is arranged on the first swing arm (52), the second gear (31) and the third gear (32) are arranged on the second swing arm (53), and the first swing arm (52) and the second swing arm (53) are driven by the input gear (10) to approach or be far away from the output gear (40);
at least one saddle-shaped gasket (70) is arranged below the first gear (21), the second gear (31) and the third gear (32), and the saddle-shaped gasket (70) is axially fixed by a clamping ring;
a plum blossom clamping ring (80) is arranged above the first gear (21), the second gear (31) and the third gear (32), and a first gasket (100) is arranged below the plum blossom clamping ring (80);
a second gasket (110) is arranged above the saddle gasket (70);
a gasket (90) is arranged below the output gear (40);
a bracket (60) for mounting the first gear (21), the second gear (31) and the third gear (32) is arranged on the balance wheel bracket (50).
2. A duplex printer comprising a driving structure for converting a forward and reverse input into a same-direction output as defined in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210876753.3A CN115122785B (en) | 2022-07-25 | 2022-07-25 | Driving structure for converting forward and reverse input into same-direction output and double-sided printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210876753.3A CN115122785B (en) | 2022-07-25 | 2022-07-25 | Driving structure for converting forward and reverse input into same-direction output and double-sided printer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115122785A CN115122785A (en) | 2022-09-30 |
| CN115122785B true CN115122785B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210876753.3A Active CN115122785B (en) | 2022-07-25 | 2022-07-25 | Driving structure for converting forward and reverse input into same-direction output and double-sided printer |
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| US5881609A (en) * | 1996-10-16 | 1999-03-16 | Palmer; Leon Robert | Reversing-input bidirectional-output longitudinally-slideable-shaft |
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| EP1526413A1 (en) * | 2003-10-25 | 2005-04-27 | Samsung Electronics Co., Ltd. | Sheet feeding apparatus |
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| CN104191830A (en) * | 2014-08-04 | 2014-12-10 | 新会江裕信息产业有限公司 | Automatic front-back paper feeding switching device of printer |
| CN104290468A (en) * | 2014-10-11 | 2015-01-21 | 重庆市佳南工贸有限公司 | Double-sided paper feeding mechanism |
| CN204566930U (en) * | 2015-03-26 | 2015-08-19 | 云南南天电子信息产业股份有限公司 | Novel ribbon driving mechanism |
| CN205344139U (en) * | 2015-12-14 | 2016-06-29 | 广州市宝比万像科技有限公司 | Printer |
| CN109051956A (en) * | 2018-07-27 | 2018-12-21 | 新会江裕信息产业有限公司 | A kind of duplex printing commutating structure of printer |
| CN208978491U (en) * | 2018-09-19 | 2019-06-14 | 东莞市赛瑞智能科技有限公司 | Ink ribbon driving device |
| CN210680123U (en) * | 2019-06-20 | 2020-06-05 | 武汉精臣智慧标识科技有限公司 | Switching device with functions of printing paper feeding and automatic paper cutting inside label printer |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4752950B2 (en) * | 2009-05-29 | 2011-08-17 | ブラザー工業株式会社 | Image forming apparatus |
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2022
- 2022-07-25 CN CN202210876753.3A patent/CN115122785B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5881609A (en) * | 1996-10-16 | 1999-03-16 | Palmer; Leon Robert | Reversing-input bidirectional-output longitudinally-slideable-shaft |
| CN1256208A (en) * | 1998-12-08 | 2000-06-14 | 富士通株式会社 | Double-face printing apparatus and control method for the same |
| EP1526413A1 (en) * | 2003-10-25 | 2005-04-27 | Samsung Electronics Co., Ltd. | Sheet feeding apparatus |
| CN101723192A (en) * | 2008-10-24 | 2010-06-09 | 虹光精密工业（苏州）有限公司 | Transmission mechanism and paper feeder using same |
| CN104191830A (en) * | 2014-08-04 | 2014-12-10 | 新会江裕信息产业有限公司 | Automatic front-back paper feeding switching device of printer |
| CN104290468A (en) * | 2014-10-11 | 2015-01-21 | 重庆市佳南工贸有限公司 | Double-sided paper feeding mechanism |
| CN204566930U (en) * | 2015-03-26 | 2015-08-19 | 云南南天电子信息产业股份有限公司 | Novel ribbon driving mechanism |
| CN205344139U (en) * | 2015-12-14 | 2016-06-29 | 广州市宝比万像科技有限公司 | Printer |
| CN109051956A (en) * | 2018-07-27 | 2018-12-21 | 新会江裕信息产业有限公司 | A kind of duplex printing commutating structure of printer |
| CN208978491U (en) * | 2018-09-19 | 2019-06-14 | 东莞市赛瑞智能科技有限公司 | Ink ribbon driving device |
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| Publication number | Publication date |
|---|---|
| CN115122785A (en) | 2022-09-30 |
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