CN208761777U - A kind of front and back paper-advance unit for printer - Google Patents
A kind of front and back paper-advance unit for printer Download PDFInfo
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- CN208761777U CN208761777U CN201821415350.4U CN201821415350U CN208761777U CN 208761777 U CN208761777 U CN 208761777U CN 201821415350 U CN201821415350 U CN 201821415350U CN 208761777 U CN208761777 U CN 208761777U
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- paper
- feed shaft
- fixing axle
- mounting plate
- sheet feed
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- 230000005540 biological transmission Effects 0.000 claims description 5
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- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of front and back paper-advance units for printer, including mounting plate, sheet feed shaft is provided on the right side of the mounting plate, and sheet feed shaft front passes through mounting plate, the sheet feed shaft front end is equipped with rear feeder driving wheel, it is provided on the left of the sheet feed shaft and frustrates paper axis, and paper axis front is frustrated across fixed plate, it is described frustrate paper axis front end and be equipped with driven frustrate paper wheel, and it driven frustrate paper wheel and is driven with rear feeder driving wheel by synchronous band connection, described frustrate is provided with fixing axle on the left of paper axis, and fixing axle is vertically mounted on the front end face of fixed plate, the fixing axle front end is interspersed to be equipped with mounting groove slot left side.The utility model on the right side of mounting plate by installing sheet feed shaft, and it is provided on the left of sheet feed shaft and frustrates paper axis, and it is separately installed in the front end for frustrating paper axis and sheet feed shaft from frustrating paper wheel and rear feeder driving wheel, and using being driven by synchronous band connection with rear feeder driving wheel from frustrating paper wheel, enables and frustrate paper axis and sheet feed shaft is equidirectional rotates.
Description
Technical field
The utility model relates to printers to pass in and out paper equipment technical field, specially a kind of front and back paper feed for printer
Device.
Background technique
Printer (Printer) is one of output equipment of computer, for computer disposal result to be printed upon correlation
On medium, the index for measuring printer quality has three: there are many type of print resolution, print speed and noise, printer,
Whether there is stroke to paper by type element, divide impact printer and non-impact printer, by printable character structure, divides
Holotype word printer and dot character printer divide string data printer and line printing in such a way that line inscribed is formed on paper
Machine divides cylindricality, spherical shape, ink jet type, heat-sensitive type, laser type, electrostatic, magnetic-type, LED type etc. by used technology
Printer, traditional printer are may only advancing for preceding paper feed port, can also be exited, that rear paper feed can only be into, cannot be retreated,
Preceding paper feed and rear paper feed are caused, cannot be carried out simultaneously.
With popularizing for printer, requirement of the people to printer is higher and higher, when using printer under special circumstances,
It cannot be to carrying out paper delivery under the paper feed port of printer, or paper feed is unable at exit slot, it proposes to solve the problems, such as thus.
Utility model content
The purpose of this utility model is to provide a kind of front and back paper-advance unit for printer, solve it is existing cannot be right
The problem of carrying out paper delivery under the paper feed port of printer, or being unable at exit slot paper feed.
In order to achieve the above object, the utility model is achieved by the following technical programs: it is a kind of for printer before
Paper-advance unit afterwards, including mounting plate, the mounting plate right side is provided with sheet feed shaft, and sheet feed shaft front passes through mounting plate, described
Sheet feed shaft front end is equipped with rear feeder driving wheel, is provided on the left of the sheet feed shaft and frustrates paper axis, and frustrates paper axis front and pass through peace
Loading board, it is described frustrate paper axis front end be equipped with it is driven frustrate paper wheel, and driven paper wheel and the rear feeder driving wheel of frustrating passes through synchronous belt company
Transmission is connect, described frustrate is provided with fixing axle on the left of paper axis, and fixing axle is vertically mounted on the front end face of mounting plate, the fixation
Axis front end is interspersed to be equipped with mounting groove slot left side, power adjustment bar is fixedly connected on the left of the mounting groove lower end, and dynamic
Draft control lever is L-shaped, and the mounting groove is set to top on the left of power adjustment bar, and the front end setting of the fixing axle is dynamic
Conversioning wheel, and power conversioning wheel front center is provided with gear return spring, gear return spring front end is equipped with spring
Fixed screw, and spring fixed screw passes through gear return spring and the cooperation of power conversioning wheel is fixed on the threaded hole of fixing axle
It is interior, paper feed shaft is provided on the left of the fixing axle, and the front of paper feed shaft passes through mounting plate, the paper feed shaft front end installation is organic
Frame gear, and rack gear engages connection with power conversioning wheel.
Preferably, the sheet feed shaft and paper axis and paper feed shaft are frustrated pass through bearing fitting fixed to mounting plate, and paper feeding
It axis and frustrates paper axis and paper feed shaft and is provided with annular groove in the front and rear sides that bearing is installed, and snap ring is installed in annular groove.
Preferably, mounting groove channel-shaped in a ring, and it is higher than right side on the left of mounting groove.
Preferably, the fixing axle point diameter is less than fixed shaft rear end diameter, and fixing axle point diameter width is greater than
The groove depth of mounting groove, the fixing axle front end are provided with threaded hole.
Preferably, the rack gear is set to the front end of mounting plate, and rack gear bottommost is set to power adjustment
The upper end of bar.
Compared with prior art, the utility model has the beneficial effects that the utility model
(1), by installing sheet feed shaft on the right side of mounting plate, and be provided on the left of sheet feed shaft and frustrate paper axis, and frustrate paper axis and
The front end of sheet feed shaft is separately installed with from frustrating paper wheel and rear feeder driving wheel, and using from frustrating paper wheel and rear feeder driving wheel
By synchronous band connection transmission, enables and frustrate paper axis and sheet feed shaft is equidirectional rotates.
(2), by being provided with mounting groove at the top of fixing axle, and mounting groove is internally provided in ring-like channel-shaped, convenient for peace
Tankage can move left and right, and be higher than right mounting slot on the left of mounting groove, so that the gear of power conversioning wheel front end setting returns
Position spring and spring fixed screw cooperation be fixed to fixing axle front end, reach by adjust power adjustment bar reach rack gear with
Power Rotating wheel connection engagement separates.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that the utility model is overlooked；
Fig. 2 is the structural schematic diagram of the utility model solid；
Fig. 3 is the structural schematic diagram of A in the utility model Fig. 1.
In figure: 1, mounting plate；2, rear feeder driving wheel；3, driven to frustrate paper wheel；4, power conversioning wheel；5, mounting groove；6,
Rack gear；7, power adjustment bar；8, fixing axle；9, gear return spring；10, spring fixed screw；11, sheet feed shaft； 12,
Frustrate paper axis；13, paper feed shaft；14, synchronous belt.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of technical solution: a kind of front and back for printer into
Paper device, including mounting plate 1, mounting plate 1 are provided with sheet feed shaft 11, paper feeding for installing and supporting connecting shaft on the right side of mounting plate 1
Axis 11 is used for the driving wheel that paper is sent out, and 11 front of sheet feed shaft passes through mounting plate 1, and 11 front end of sheet feed shaft is equipped with rear paper feeding
Device driving wheel 2 is fixed on mounting plate 1 convenient for sheet feed shaft 11, is provided on the left of sheet feed shaft 11 and frustrates paper axis 12, frustrate paper axis 12 and be used for
Multiple paper rub frustrating, and frustrate 12 front of paper axis across mounting plate 1, for install it is driven frustrate paper wheel 3, frustrate 12 front end of paper axis
Be equipped with it is driven frustrate paper wheel 3, and it is driven frustrate paper wheel 3 and rear feeder driving wheel 2 transmission connect by synchronous belt 14 so that driven
It frustrates paper wheel 3 and rear 2 synchronized links of feeder driving wheel is driven, the left side for frustrating paper axis 12 is provided with fixing axle 8, and fixing axle 8 is hung down
It is directly mounted on the front end face of mounting plate 1,8 front end of fixing axle is interspersed to be equipped with 5 slot left side of mounting groove, and 5 lower end of mounting groove is left
Side is fixedly connected with power adjustment bar 7, and power adjustment bar 7 is L-shaped, and mounting groove 5 is set on the left of power adjustment bar 7 and pushes up
End is moved left and right for can be realized mounting groove 5 by adjusting power adjustment bar 7, and the front end of fixing axle 8 is provided with dynamic
Power conversioning wheel 4, and 4 front center of power conversioning wheel is provided with gear return spring 9, gear return spring 9 is used to turn power
It changes wheel 4 and carries out left and right adjusting, 9 front end of gear return spring is equipped with spring fixed screw 10, and spring fixed screw 10 passes through
Gear return spring 9 and the cooperation of power conversioning wheel 4 are fixed in the threaded hole of fixing axle 8, so that by using the fixed spiral shell of spring
Gear return spring 9 is pressed into power conversioning wheel 4 by silk 10, paper feed shaft 13 is provided on the left of fixing axle 8, and before paper feed shaft 13
Portion passes through mounting plate 1, and organic frame gear 6 is installed in 13 front end of paper feed shaft, and rack gear 6 engages connection with power conversioning wheel 4,
It is engaged convenient for rack gear 6 with power conversioning wheel 4, sheet feed shaft 11 and to frustrate paper axis 12 and paper feed shaft 13 solid by bearing fitting
Surely mounting plate 1 is arrived, convenient for sheet feed shaft 11 and paper axis 12 and paper feed shaft 13 is frustrated and can be rotated in mounting plate 1, and sheet feed shaft 11
It is provided with annular groove in the front and rear sides that bearing is installed with paper axis 12 and paper feed shaft 13 is frustrated, annular groove is used for fixing bearing,
So that sheet feed shaft 11 and frustrating paper axis 12 and paper feed shaft 13 is capable of fixing with bearing, and snap ring is installed in annular groove, mounting groove 5
Channel-shaped in a ring, and it is higher than right side on the left of mounting groove 5, a left side can be carried out under the action of gear return spring 9 by being easily installed slot 5
It moves right, 8 point diameter of fixing axle is less than 8 rear end diameter of fixing axle, and 8 point diameter width of fixing axle is greater than mounting groove 5
Groove depth, 8 front end of fixing axle are provided with threaded hole, are capable of fixing convenient for spring fixed screw 10 in the top of fixing axle 8, rack
Gear 6 is set to the front end of mounting plate 1, and 6 bottommost of rack gear is set to the upper end of power adjustment bar 7, just face rack tooth
Wheel 6 is in contact with power adjustment frame 7, influences the rotation of rack gear 6.
Working principle: the utility model is fixing axle 1 to be equipped in the middle part of mounting plate 1, and be provided in 1 front end of fixing axle
4 mechanism of power conversioning wheel, in power conversioning wheel 4 and the engaged transmission of rack gear 6, being exactly can be with when rack gear 6 works
It is engaged with the holding of power conversioning wheel 4, when not working, the gear return spring 9 of 4 wheel end face of power conversion is in power adjustment bar 7
Promotion under, power conversioning wheel 4 can push to the part in recessed of the left side of mounting groove 5, such power conversioning wheel 4 would not in addition
One power adjustment bar 7 engages, and is arranged sensor on power adjustment bar 7 to detect printer state in which and adjust, from
And the corresponding position of gear is adjusted, and rear sheet feed shaft 11 is adjusted, when rear paper feed enters, rear feeder driving wheel 2 rotates,
Sensor detects that printer is in laggard paper-like state, and power adjustment bar 7 is under the action of gear return spring 9, from mounting groove 5
Convex portion is moved to recess portion position, and the rack gear 6 on power conversioning wheel 4 and mounting plate 1 is detached from this time, so that another is from stranding
Paper axis 12, which rubs paper with the hands with the direction of motion of rear feeder driving wheel 2, enters printer or release print machine, to make preceding paper feed
It being capable of co-ordination with rear paper feed.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of front and back paper-advance unit for printer, including mounting plate (1), it is characterised in that: on the right side of the mounting plate (1)
It is provided with sheet feed shaft (11), and sheet feed shaft (11) front passes through mounting plate (1), sheet feed shaft (11) front end is equipped with rear paper feeding
Device driving wheel (2), sheet feed shaft (11) left side, which is provided with, frustrates paper axis (12), and frustrates paper axis (12) front and pass through mounting plate (1),
It is described frustrate paper axis (12) front end be equipped with it is driven frustrate paper wheel (3), and driven paper wheel (3) of frustrating passes through with rear feeder driving wheel (2)
Synchronous belt (14) connection transmission, described frustrate is provided with fixing axle (8) on the left of paper axis (12), and fixing axle (8) is vertically mounted on
The front end face of mounting plate (1), fixing axle (8) front end is interspersed to be equipped with mounting groove (5) slot left side, the mounting groove
(5) it is fixedly connected with power adjustment bar (7) on the left of lower end, and power adjustment bar (7) is L-shaped, the mounting groove (5) is set to
Dynamic conversioning wheel (4), and power conversioning wheel (4) is arranged in top on the left of power adjustment bar (7), the front end of the fixing axle (8)
Front center is provided with gear return spring (9), and gear return spring (9) front end is equipped with spring fixed screw (10),
And spring fixed screw (10) passes through gear return spring (9) and power conversioning wheel (4) cooperation is fixed on the screw thread of fixing axle (8)
In hole, be provided with paper feed shaft (13) on the left of the fixing axle (8), and the front of paper feed shaft (13) passes through mounting plate (1), it is described into
Organic frame gear (6) are installed in paper axis (13) front end, and rack gear (6) engages connection with power conversioning wheel (4).
2. a kind of front and back paper-advance unit for printer according to claim 1, which is characterized in that the sheet feed shaft
(11) and paper axis (12) and paper feed shaft (13) are frustrated mounting plate (1) is fixed to by bearing fitting, and sheet feed shaft (11) and frustrated
Paper axis (12) and paper feed shaft (13) are provided with annular groove in the front and rear sides that bearing is installed, and card is equipped in annular groove
Ring.
3. a kind of front and back paper-advance unit for printer according to claim 1, which is characterized in that the mounting groove
(5) channel-shaped in a ring, and it is higher than right side on the left of mounting groove (5).
4. a kind of front and back paper-advance unit for printer according to claim 1, which is characterized in that the fixing axle
(8) point diameter is less than fixing axle (8) rear end diameter, and fixing axle (8) point diameter width is greater than the groove depth of mounting groove (5)
Degree, fixing axle (8) front end is provided with threaded hole.
5. a kind of front and back paper-advance unit for printer according to claim 1, which is characterized in that the rack gear
(6) it is set to the front end of mounting plate (1), and rack gear (6) bottommost is set to the upper end of power adjustment bar (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821415350.4U CN208761777U (en) | 2018-08-30 | 2018-08-30 | A kind of front and back paper-advance unit for printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821415350.4U CN208761777U (en) | 2018-08-30 | 2018-08-30 | A kind of front and back paper-advance unit for printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208761777U true CN208761777U (en) | 2019-04-19 |
Family
ID=66134603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821415350.4U Active CN208761777U (en) | 2018-08-30 | 2018-08-30 | A kind of front and back paper-advance unit for printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208761777U (en) |
-
2018
- 2018-08-30 CN CN201821415350.4U patent/CN208761777U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A front and back paper feeding device for printer Effective date of registration: 20210520 Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021330000419 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220524 Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2021330000419 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A front and rear paper feeding device for printer Effective date of registration: 20220622 Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022330001039 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230530 Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2022330001039 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A front and rear paper feeding device for printers Effective date of registration: 20230608 Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023450000084 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023450000084 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A front and rear paper feeding device for printers Granted publication date: 20190419 Pledgee: Zhejiang Jiashan rural commercial bank Limited by Share Ltd. science and technology sub branch Pledgor: ZHEJIANG CUMTENN INTELLIGENT INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2024330000812 |