CN213056462U - Paper cutting device and printer - Google Patents
Paper cutting device and printer Download PDFInfo
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- CN213056462U CN213056462U CN202021560578.XU CN202021560578U CN213056462U CN 213056462 U CN213056462 U CN 213056462U CN 202021560578 U CN202021560578 U CN 202021560578U CN 213056462 U CN213056462 U CN 213056462U
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Abstract
The utility model discloses a paper cutting device and printer, it includes cuts the part, it still includes the inductor, is used for carrying the paper transport part and the drive unit of continuous paper, the inductor cooperates with the chain hole response on the continuous paper, the inductor is suitable for the front end on the sensing continuous paper to the continuous paper from the first part between at least one chain hole in the length of a preset paper feed of front end on, in order to gather the length of first part on the paper feed direction; the paper conveying component comprises a paper dragging chain component which is matched with the chain hole of the continuous paper to distribute the continuous paper in a linkage manner; the driving part is connected with the paper conveying part, and after the sensor senses the first part, the driving part drives the paper conveying part to drive the continuous paper to move forwards so as to increase or decrease a compensation length on the basis of the preset paper feeding length, so that the cutting part is aligned with the preset cutting position for cutting the continuous paper last time. The utility model discloses can improve the degree of accuracy that the paper cut, avoid the phenomenon of ticket that gives up to take place.
Description
Technical Field
The utility model relates to a paper cutting device and printer.
Background
At present, continuous bill paper with chain holes needs to be cut, and each time of cutting needs to be cut to the back of a bill tearing line, so that the front end of the next bill is flat, and separation and paper feeding are needed. If the front of the tearing line is cut, the tearing line is arranged at the front end of the next bill, so that the front end of the paper is irregular, and the separation and the paper feeding are influenced (the separation and the paper feeding both need to depend on the front end of the paper).
In the prior art, a printer with a paper dragging chain is used for positioning paper, chain holes of chain hole paper are placed on the paper dragging chain of the printer, and accurate positioning is performed by using the chain holes (the hole distance between two holes of the chain hole paper is fixed). Although this method can accurately position, it is unreliable only by this method (the cutting position is not at the original tearing line position), and it will produce accumulated error, and the situation of over-cutting and over-deviation occurs. In the mode, if paper jam occurs, a paper returning key of the printer is touched by mistake, and power failure occurs in midway (the printing position can be deviated), the cut bill is manually torn off for independent printing processing; and the situation of waste tickets can also occur, and the process of processing the waste tickets is complicated.
Disclosure of Invention
The utility model aims to solve the technical problem that overcome prior art's defect, provide a paper cutting device, it can improve the degree of accuracy that the paper cut, avoids the phenomenon of ticket useless to take place.
In order to solve the technical problem, the technical scheme of the utility model is that: a paper cutting apparatus for cutting a continuous sheet of paper having a sprocket hole, comprising a cutting member, further comprising:
the sensor is in induction fit with the chain holes in the continuous paper, and is suitable for sensing a first part from the front end of the continuous paper to at least one chain hole in a preset paper feeding length away from the front end of the continuous paper so as to acquire the length of the first part in the paper feeding direction; the front end of the continuous paper is the actual cutting position aligned with the cutting part;
the paper conveying component is used for conveying continuous paper and comprises a paper dragging chain component which is matched with a chain hole of the continuous paper so as to distribute the continuous paper in a linkage manner;
and the driving part is connected with the paper conveying part, and drives the paper conveying part to drive the continuous paper to move forwards after the sensor senses the first part so as to increase or decrease a compensation length on the basis of the preset paper feeding length to enable the cutting part to be aligned with the preset cutting position for cutting the continuous paper last time.
Further, the cutting device also comprises a control circuit, wherein the control circuit is connected with the inductor, the driving part and the cutting part; wherein the content of the first and second substances,
the control circuit is suitable for obtaining the compensation length according to the collected length of the first part in the paper feeding direction, the distance between adjacent chain holes preset or collected inside and the length between a preset cutting position preset inside and the adjacent chain holes;
the control circuit is suitable for controlling the action of the driving part;
the control circuit is suitable for controlling the cutting part to act after the driving part drives the continuous paper to move forwards to a preset cutting position where the cutting part is aligned with the continuous paper to cut for the next time.
Further, the tow chain assembly comprises:
a chain frame;
the paper dragging chain is movably arranged on the chain frame and connected with the driving part to be driven to rotate circularly, and the outer ring of the paper dragging chain is provided with a bulge matched with the chain hole in an embedding way.
Further, the sheet conveying member further includes a conveying roller group connected to the driving member to be driven.
Further, the driving part comprises a motor.
Further, the motor is connected with the conveying roller group;
the conveying roller group is connected with the paper dragging chain assembly;
the motor drives the conveying roller group to act, and the conveying roller group synchronously drives the paper dragging chain assembly to act.
Further, the conveying roller group is connected with a power input piece of the paper dragging chain component through a synchronous belt pair.
Further, the inductor is arranged on one of the paper dragging chain components.
Further, the sensor is a correlation photoelectric sensor or a reflection type photoelectric sensor.
The utility model also provides a printer, it includes above paper cutting device.
After the technical scheme is adopted, the utility model discloses a front end on setting up the sensor sensing continuous paper is from the first part between at least one chain hole in the interior predetermined paper feed length of front end on to continuous paper to gather the first part length in the paper feed side, obtain compensation length through the length of this first part and the distance between the two chain holes on the continuous paper, then when tailorring next time, drive through the drive part drive continuous paper forward movement is in order to increase or reduce a compensation length and make the preset that cuts the part alignment continuous paper cut from top to bottom on the basis of predetermineeing paper feed length and cut the position, realize accurately tailorring, avoid the phenomenon of ticket.
Drawings
FIG. 1 is a schematic structural view of a continuous paper sheet according to the present invention;
FIG. 2 is a perspective view of the paper cutting device;
FIG. 3 is a perspective view of the tow chain assembly;
FIG. 4 is a first schematic diagram of continuous paper cutting;
FIG. 5 is a second schematic diagram of continuous paper cutting;
fig. 6 is a usage status diagram of the paper cutting device of the present invention.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
Example one
As shown in fig. 1 to 6, a sheet cutting apparatus for cutting a continuous sheet 10 having a chain hole 10a includes a cutting member, and further includes:
the sensor 1 is in induction fit with the chain holes 10a on the continuous paper 10, and the sensor 1 is suitable for sensing a first part from the front end of the continuous paper 10 to at least one chain hole 10a within a preset paper feeding length away from the front end of the continuous paper 10 so as to acquire the length of the first part in the paper feeding direction; the front end on the continuous paper 10 is the actual cutting position to which the cutting member is aligned;
a sheet conveying member for conveying the continuous sheet 10, the sheet conveying member including a tow chain assembly 2 cooperating with a chain hole 10a of the continuous sheet 10 to dispense the continuous sheet 10 in an interlocking manner;
and the driving part is connected with the paper conveying part, and after the sensor 1 senses the first part, the driving part drives the paper conveying part to drive the continuous paper 10 to move forwards so as to increase or decrease a compensation length on the basis of a preset paper feeding length, so that the cutting part is aligned with a preset cutting position for cutting the continuous paper 10 at the next time.
In fig. 4, a is the actual cutting position, and B is the preset cutting position.
As shown in fig. 1, the continuous paper 10 is a conventional one, and a plurality of chain holes 10a are provided in parallel on both sides thereof along the longitudinal direction thereof, that is, along the paper feeding direction. The distance and number between the upper and lower chain holes of the chain hole paper are uniformly determined, and the distance between each adjacent chain hole 10a of the current standard includes but is not limited to 0.5 inch.
In the present embodiment, the sensor 1 includes, but is not limited to, a correlation type photoelectric sensor, a reflection type photoelectric sensor, which is a conventional device of a person skilled in the art, and cooperates with the front end of the continuous paper 10 and the chain holes 10a, during the movement of the continuous paper 10, when passing through the front end to the first chain hole 10a and the adjacent chain holes 10a, the light of the sensor 1 is blocked, when passing through the chain holes 10a, the light of the sensor 1 is not blocked, in this way, the length from the front end to a certain chain hole 10a is obtained, and the more chain holes 10a pass, the more accurate the length measurement is.
The paper cutting device also comprises a control circuit, and the control circuit is connected with the inductor 1, the driving part and the cutting part; wherein the content of the first and second substances,
the control circuit is suitable for obtaining the compensation length according to the collected length of the first part in the paper feeding direction, the distance between adjacent chain holes 10a preset or collected inside, and the length between a preset cutting position preset inside and the adjacent chain holes 10 a;
the control circuit is suitable for controlling the action of the driving part;
the control circuit is suitable for controlling the action of the cutting part after the driving part drives the continuous paper 10 to move forwards to a preset cutting position where the cutting part is aligned with the continuous paper 10 for cutting last time.
The driving part comprises a motor as a driving source, the motor can be a stepping motor, and the control circuit controls the action of the stepping motor.
In the present embodiment, the distance between adjacent chain holes 10a is preset inside the control circuit, or the distance between the chain holes 10a is acquired in real time by the sensor 1, and in the control circuit, the compensation length is obtained by the obtained length of the first portion in the paper feeding direction, the number of the passing chain holes 10a, the distance between the adjacent chain holes 10a, and the length between the preset cutting position preset inside and the adjacent chain holes 10 a.
In this embodiment, the control circuit is a conventional physical device, and the internal program thereof is not modified.
Specifically, as shown in fig. 4 and 5, it is assumed that 3 chain holes 10a are passed from the front end, and the distance between the first chain hole 10a and the second chain hole 10a is L1;
the distance from the actual cutting position to the front end of the third chain hole is L2;
the distance from the preset cutting position to the front end of the first chain hole is L3;
the distance from the front end of the second chain hole 10a to the front end of the next chain hole is L4;
the length of the compensation is L3- (L2-L1-L4), the motor can compensate the cut distance by matching with the detection of the sensor 1, and the motor controls the paper feeding, so that the condition that the paper feeding is deviated along with the accumulated error can not occur.
Specifically, as shown in fig. 3, the tow chain assembly includes:
the chain frame 31;
the paper dragging chain 32 is movably arranged on the chain frame 31 and connected with the driving part to be driven to rotate circularly, and the outer ring of the paper dragging chain 32 is provided with a bulge 32a which is matched with the chain hole 10a in an embedding manner.
The driving part drives the paper dragging chain 32 to rotate circularly, and the chain holes 10a are matched with the protrusions 32a, so that the continuous paper is accurately positioned.
Other parts of the tow chain assembly 2 are not described in detail in this embodiment.
Specifically, as shown in fig. 2, the sheet conveying member further includes a set of conveying rollers 4, and the set of conveying rollers 4 is connected to the driving member to be driven.
The motor is connected with the conveying roller group 4;
the conveying roller group 4 is connected with the paper dragging chain component 2;
the motor drives the conveying roller group 4 to act, and the conveying roller group 4 synchronously drives the paper dragging chain assembly 2 to act.
The connections between the motor and the set of carrier rollers 4 and between the set of carrier rollers 4 and the drag chain assembly 2 may also include essential intermediate transmission components.
As shown in fig. 3, the transport roller set 4 is connected to the power input of the tractor chain assembly 2 via a timing belt pair 5.
The synchronous belt pair 5 comprises a main synchronous wheel, a slave synchronous wheel and a synchronous belt for connecting the main synchronous wheel and the slave synchronous wheel, the main synchronous wheel is coaxially connected with one of the conveying rollers in the conveying roller group 4, and the slave synchronous wheel is connected with a power input piece of the paper dragging chain assembly 2.
The specific structure of the transport roller group 4 is not a major point of this embodiment, and the structure thereof is not described in detail in this embodiment.
Specifically, as shown in fig. 3, the sensor 1 is disposed on one of the tractor chain assemblies 2.
Example two
A printer comprising the paper cutting device of the first embodiment.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. A paper cutting device for cutting a continuous sheet of paper (10) having a sprocket hole (10 a), comprising a cutting member, characterized in that it further comprises:
the paper feeding device comprises a sensor (1), wherein the sensor (1) is in induction fit with chain holes (10 a) in continuous paper (10), and the sensor (1) is suitable for sensing a first part from the front end of the continuous paper (10) to at least one chain hole (10 a) in the continuous paper (10) within a preset paper feeding length away from the front end so as to acquire the length of the first part in the paper feeding direction; the front end of the continuous paper (10) is the actual cutting position aligned with the cutting part;
a paper conveying component for conveying the continuous paper (10), wherein the paper conveying component comprises a paper dragging chain component (2) which is matched with a chain hole (10 a) of the continuous paper (10) to distribute the continuous paper (10) in a linkage manner;
and the driving part is connected with the paper conveying part, and when the sensor (1) senses the first part, the driving part drives the paper conveying part to drive the continuous paper (10) to move forwards so as to increase or decrease a compensation length on the basis of the preset paper feeding length, so that the cutting part is aligned with the preset cutting position for cutting the continuous paper (10) last time.
2. Paper cutting device according to claim 1, characterised in that it further comprises a control circuit connected to the sensor (1), the drive member and the cutting member; wherein the content of the first and second substances,
the control circuit is suitable for obtaining the compensation length according to the collected length of the first part in the paper feeding direction, the distance between adjacent chain holes (10 a) preset or collected inside and the length between a preset cutting position preset inside and the adjacent chain holes (10 a);
the control circuit is suitable for controlling the action of the driving part;
the control circuit is suitable for controlling the cutting part to act after the driving part drives the continuous paper (10) to move forwards to a preset cutting position where the cutting part is aligned with the continuous paper (10) to cut for the next time.
3. The paper cutting apparatus of claim 1,
the tow chain assembly comprises:
a chain frame (31);
the paper dragging chain (32) is movably arranged on the chain frame (31) and connected with the driving part to be driven to rotate circularly, and the outer ring of the paper dragging chain (32) is provided with a bulge (32 a) which is matched with the chain hole (10 a) in an embedding manner.
4. The paper cutting apparatus of claim 1,
the paper conveying component also comprises a conveying roller group (4), and the conveying roller group (4) is connected with the driving component to be driven to act.
5. The paper cutting apparatus of claim 4,
the driving part comprises a motor.
6. The paper cutting apparatus of claim 5,
the motor is connected with the conveying roller group (4);
the conveying roller group (4) is connected with the paper dragging chain component (2);
the motor drives the conveying roller group (4) to act, and the conveying roller group (4) synchronously drives the paper dragging chain assembly (2) to act.
7. The paper cutting apparatus of claim 6,
the conveying roller group (4) is connected with a power input piece of the paper dragging chain component (2) through a synchronous belt pair (5).
8. The paper cutting apparatus of claim 1,
the sensor (1) is arranged on one of the paper dragging chain components (2).
9. The paper cutting apparatus of claim 1,
the sensor (1) is a correlation photoelectric sensor or a reflection type photoelectric sensor.
10. A printer characterised in that it includes a paper cutting device as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021560578.XU CN213056462U (en) | 2020-07-31 | 2020-07-31 | Paper cutting device and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021560578.XU CN213056462U (en) | 2020-07-31 | 2020-07-31 | Paper cutting device and printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213056462U true CN213056462U (en) | 2021-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021560578.XU Active CN213056462U (en) | 2020-07-31 | 2020-07-31 | Paper cutting device and printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213056462U (en) |
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2020
- 2020-07-31 CN CN202021560578.XU patent/CN213056462U/en active Active
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