CN206501579U - Paper deficiency testing agency - Google Patents
Paper deficiency testing agency Download PDFInfo
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- CN206501579U CN206501579U CN201720152933.1U CN201720152933U CN206501579U CN 206501579 U CN206501579 U CN 206501579U CN 201720152933 U CN201720152933 U CN 201720152933U CN 206501579 U CN206501579 U CN 206501579U
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- Prior art keywords
- support roller
- paper
- recess
- testing agency
- roller
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- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
The utility model discloses a kind of not enough testing agency of paper, the testing agency includes incorporating section and is arranged at the first support roller and the second support roller of the incorporating section bottom, wherein, part of the incorporating section between first support roller and second support roller has extended radially outward recess, the not enough sensor of paper is provided with the recess, paper deficiency sensor is capable of detecting when the not enough refill of the paper for falling into the recess；Wherein, in the recess, coring space is respectively formed with corresponding to upstream side and downstream, and in the case of the not enough refill of the paper falls into the recess, allows the refill to be removed the recess corresponding to the coring space in the upstream side or the downstream.Paper deficiency testing agency of the present utility model in recess by reserving two coring spaces, so that in the case of by increasing accuracy of detection of the depth of recess to improve testing agency, any one in two coring spaces remains able to ensure smoothly to take out the refill fallen into recess.
Description
Technical field
The utility model is related to a kind of not enough testing agency of paper of POS printers.
Background technology
The corresponding usage scenario of POS printers (such as supermarket, market, dining room) generally has larger printing demand, because
This also has higher paper replacement frequency therewith.In order to avoid due to changing paper caused paper surplus loss too early, generally existing
When the paper surplus of paper roll is less than a certain setting level, i.e., paper roll has been in after the not enough state of paper, the paper roll more renewed in time.Such as
When the paper surplus of paper roll is less than a certain setting level, the diameter of paper roll is the small diameter for being less than some setting.
It is current to detect to have been enter into the paper roll (i.e. refill) of the not enough state of paper typically by the not enough sensor of paper,
It can interpolate that out that paper roll has become the not enough state of paper set in advance by the not enough sensor of paper.By paper not at present
Sufficient sensor detects that the implementation of refill is specially：The bottom surface of hopper-type incorporating section for storing paper is provided with one
To support roller, part of the hopper-type incorporating section between a pair of support rollers, which is extended radially outward, allows what is entered in refill
Recess, paper deficiency sensor is arranged at the recess.
Obviously, the depth of increase recess enables to the not enough sensor of paper to be more easily detected the paper for falling into recess
Core, so as to improve the accuracy of detection of the not enough sensor of paper.But, with the increase of recess depths, take out from recess
The difficulty entered to the refill in it is substantially increased.
The content of the invention
In view of above-mentioned technical problem, the purpose of this utility model is to provide a kind of paper not enough testing agency, to overcome
What existing paper deficiency testing agency had " with the increase of recess depths, the paper having been introduced into it is taken out from recess
Core difficulty is substantially increased " defect.The testing agency includes incorporating section and is arranged at the first support of the incorporating section bottom
Roller and the second support roller, wherein, part of the incorporating section between first support roller and second support roller is along footpath
The not enough sensor of paper is provided with to being outward extended with recess, the recess, paper deficiency sensor is capable of detecting when
Enter the not enough refill of the paper of the recess；Wherein, in the recess, it is respectively formed with and takes corresponding to upstream side and downstream
Core space, and in the case of the not enough refill of the paper falls into the recess, corresponding to the upstream side or described
The coring space in downstream allows the refill to be removed the recess.
It is in assembled state, described in a kind of possible embodiment for the not enough testing agency of above-mentioned paper
First support roller is set to be staggeredly arranged vertically with second support roller and is axially being respectively kept with no roller portion each other
The mode divided.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, observed along paper delivery direction, described the
One support roller is arranged at the downstream of second support roller, and length of first support roller in axial direction is equal to described second
Support roller.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, the downstream of the recess has
First guide plate and first takes thing plate, and is observed along paper delivery direction, first guide plate with described first take thing plate shape into
Stepped construction, described first takes thing plate positioned at the downstream of first guide plate；Accordingly, the upstream side of the recess has
Second guide plate and second takes thing plate, and is observed along paper delivery direction, second guide plate with described second take thing plate shape into
Stepped construction, described second takes thing plate positioned at the upstream of second guide plate.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, along the axle of first support roller
To observation, first guide plate is corresponding with first support roller, and described first takes thing plate and first support roller
It is corresponding without roller segment；Accordingly, along the end on observation of second support roller, second guide plate and the described second support
Roller is corresponding, and described second takes the corresponding without roller segment of thing plate and second support roller.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, described first takes thing plate and described
The coring space for forming downstream in the recess without roller segment of first support roller；Accordingly, described second take thing plate and
The coring space for forming upstream side in the recess without roller segment of second support roller.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, corresponding side it is described take thing plate and
Between first support roller and described second takes the gap between thing plate and second support roller to ensure that operation
The finger of person is freely stretched into.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, first support roller and/or institute
State the 1/2 of width of the length not less than the paper being wound on the refill of the second support roller.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, first support roller and/or institute
Stating the first support roller includes axis body and at least one the unit roller portion being arranged on axis body.
For the not enough testing agency of above-mentioned paper, in a kind of possible embodiment, the paper is not enough, and sensor is
Reflection sensor, the reflection sensor at least includes reflective photoelectric sensor and infrared reflection sensor.
Beneficial effect
Paper of the present utility model is not enough, and testing agency carries out differentiation setting by the length to a pair of support rollers, and
Upstream side and the structure in downstream correspondingly to recess is improved, and on the premise of ensureing that refill can fall into recess, is
The refill that taking-up falls into recess has reserved enough coring spaces in the upstream side and downstream of recess respectively.It is basic herein
On, in actual production, if desired by way of suitably deepening the depth of recess with improve to need change refill inspection
When surveying precision, because the operation that each coring space is finger taking-up refill has reserved enough spaces, therefore in recess
Remain able to from recess smoothly take out refill in the case of depth increase.
According to below with reference to the accompanying drawings to detailed description of illustrative embodiments, further feature of the present utility model and aspect will
It is made apparent from.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 shows the schematic side view one (paper abundance state) of the not enough testing agency of existing paper；
Fig. 2 shows the schematic side view two (paper deficiency state) of the not enough testing agency of existing paper；
Fig. 3 shows that side view of the not enough testing agency of the paper of the utility model one embodiment after refill falls into recess is shown
It is intended to；
Fig. 4 shows the principle schematic of the not enough testing agency of the paper of the utility model one embodiment；
Fig. 5 shows that operation of the not enough testing agency of the paper of the utility model one embodiment after refill falls into recess is shown
It is intended to.
Reference numerals list
11 paper rolls
12 refills
2 incorporating sections
21 front support rollers
22 rear support rollers
3 recesses
4 paper deficiency sensor
5 coring spaces
51 guide plates
52 take thing plate
6 fingers
Embodiment
Various exemplary embodiments of the present utility model, feature and aspect are described in detail below with reference to accompanying drawing.In accompanying drawing
Identical reference represents the same or analogous element of function.Although the various aspects of embodiment are shown in the drawings,
It is unless otherwise indicated, it is not necessary to accompanying drawing drawn to scale.Special word " exemplary ", which is meant, herein " is used as example, embodiment
Or illustrative ".Any embodiment here as illustrated by " exemplary " should not necessarily be construed as preferred or advantageous over other embodiments.
It will be apparent to a skilled person that in the case where not conflicting, the spy in embodiment of the present utility model
Levying to be mutually combined.Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order to which the utility model is better described, numerous details are given in embodiment below.
It will be appreciated by those skilled in the art that without some details, the utility model can equally be implemented.In some instances,
It is not described in detail for method well known to those skilled in the art, means and element, in order to highlight master of the present utility model
Purport.
Current POS printers are when carrying out this print job, and the paper released successively from paper roll is in POS printers
Printing is completed between thermal printing head and platen and is discharged from paper outlet.After this printing terminates, printing has been completed
Paper by cutter be cut off.
Side of the not enough testing agency of existing paper under the sufficient not enough state with paper of paper is shown respectively in Fig. 1 and Fig. 2
Depending on schematic diagram.Wherein, as shown in figure 1, in the state of paper is sufficient, the paper roll 1 being relatively large in diameter a pair of support rollers (Fig. 1 and
Front support roller 21 and rear support roller 22 in Fig. 2) support under carry out normal print job.Due to the diameter of now paper roll 11
It is sufficiently large, so will not fall into recess 3.As shown in Fig. 2 in the state of paper is not enough, the paper roll of small diameter, i.e. refill 12
By the outer rim of recess 3 import it is being extended outward by the bottom surface of incorporating section 2, between front support roller 21 and rear support roller 22
Recess 3, width of the recess 3 in paper delivery direction limits out the specific size of the small diameter.It is recessed after refill 12 falls into recess 3
The bottom surface in portion 3 is provided with the not enough sensor 4 of paper, after the not enough sensor 4 of paper detects and falls into the refill 12 of recess 3,
Refill 12 is can be taken off, new paper roll 11 is replaced by.
Fig. 3 shows that side view of the not enough testing agency of the paper of the utility model one embodiment after refill falls into recess is shown
It is intended to.The refill 12 that paper deficiency testing agency is mainly used to allow to fall into recess 3 can smoothly be taken out.It is specific and
Speech, paper of the present utility model is not enough, and testing agency can be as needed, by suitably deepening the depth of recess 3, to improve
To the accuracy of detection for the refill for needing to change.Also, on the premise of the depth down of recess 3, because mechanism has reserved two
Individual coring space 5, therefore after refill 12 falls into recess, remain able to stretch into the operation in any coring space 5 by finger
Mode directly takes out (or taking out the other modes being equal with finger) refill 12 from recess 3.
As shown in figure 3, the not enough testing agency of paper of the present utility model mainly includes：It is arranged at the bottom of incorporating section 2, use
A pair of support rollers ((claims of front support roller 21 set along paper delivery direction in figure for the paper roll 1 being relatively large in diameter in support
In the first support roller) and rear support roller 22 (the second support roller in claims))；It is located at one by the bottom of incorporating section 2
Recess 3 extended radially outward to the part between support roller, for storing the refill 12 for needing to change；And for examining
Survey the not enough sensor 4 of paper that refill 12 falls into recess 3.The utility model is mainly by support roller (21,22) and recess 3
Structure be improved so that it is empty that testing agency forms two operations for being used to take out refill 12 from recess 3 in recess 3
Between, that is, correspond respectively to two coring spaces 5 in the upstream side of recess 3 and downstream.Specifically, refill fall into recess 3 it
Afterwards, any coring space 5 reserved in recess 3 allows the mode of operation that stretches into by finger directly by refill 12 from recess 3
It is middle to take out.The formation in the coring space mainly passes through a pair of support rollers being staggeredly arranged and the upstream side and downstream of recess 3
The structural adjustment of side is realized.
Fig. 4 shows the principle schematic of the not enough testing agency of paper of the present utility model.As shown in Figure 3 and Figure 4, front support
The axial length and rear support roller 22 of roller 21 are roughly equal.And in assembled state, along the rear support roller of front support roller 21/
22 end on observation, front support roller 21 and rear support roller 22 are axially offset and two ends reserve length difference respectively, i.e., between
Axially it is being respectively kept with no roller segment.So, in front support roller 21, relative to rear support roller 22, length does not lack in the axial direction
The position (i.e. right side has roller segment) of mistake, the position with front support roller 21 is corresponding, has guide plate in the downstream of recess 3
51 (correspond to the first guide plates in claims), refill 12 in the not enough state of paper first can be led by this
Recess 3 is fallen into plate.Front support roller 21 relative to rear support roller 22 in the axial direction length missing position (i.e. on the left of without roller
Part), the downstream of recess 3, which has, takes thing plate 52 (first corresponded in claims takes thing plate).And relative to
For one guide plate, first takes thing plate along the downward out a certain distance in paper delivery direction.Accordingly, the upstream side of recess has the
Two guide plates and second take thing plate, and are observed along paper delivery direction, and the second guide plate and second takes thing plate shape into stepped construction,
Described second takes thing plate positioned at the upstream of the second guide plate.That is, in the downstream of recess 3, the first guide plate and first
Thing plate is taken to form stepped construction along paper delivery direction, and first takes thing plate positioned at the downstream of the first guide plate.And in the upper of recess 3
Side is swum, the second guide plate and second take thing plate to form stepped construction along paper delivery direction, and second takes thing plate to be located at the second guiding
The upstream of plate.So, being coordinated without roller segment for thing plate and front support roller 21 is taken by first, and is taken by second
Thing plate is coordinated with rear support roller 22 without roller segment, i.e., in recess 3, form respectively corresponding to downstream and upstream side
Coring space 5 for removing refill 12.In other words, it is and preceding along the end on observation of front support roller 21 in the downstream of recess 3
Support roller 21 has the corresponding part of roller segment to be the first guide plate, with front support roller then downward without the corresponding part of roller segment
Roam all around the would to form first and take thing plate to pulling open.Along the end on observation of rear support roller 22, there is roller segment corresponding with rear support roller 22
Part is the second guide plate, and without the corresponding part of roller segment, then upstream direction is pulled open and to form second and take thing with rear support roller
Plate.As a preferred embodiment, first takes thing plate roughly the same with the structure of the first guide plate 51, and each other
It is almost parallel.Second takes the structure of thing plate and the second guide plate also roughly the same, and almost parallel each other.When refill 12
Fallen into by the guiding of the first guide plate or the second guide plate after recess 3, by the way that finger is stretched into any coring space 5
Refill 12 is removed.
Obviously, width of the first guide plate of recess 3 with the second guide plate on paper delivery direction should be guaranteed that it is limited
The width gone out, which enables to paper roll 11 to be once changed into the not enough refill 12 of paper, can successfully fall into recess 3.And each coring
Width of the space 5 on paper delivery direction should be guaranteed that finger is free to stretch into recess 3 and is taken out refill 12.As
It is a kind of preferred, in order to ensure the support reliability of a pair of support rollers, while ensureing that guide plate 51 successfully can lead refill 12
Enter recess 3, the axial length of support roller (21,22) should be not less than the 1/2 of the paper width for being wound in refill 12.
As can be seen that by the way that first guide plate is axially set in into front support roller 21 relative to rear support along front support roller 21
The position that length is not lacked in the axial direction of roller 22, and take thing plate 52 to be axially set in front support roller 21 along front support roller 21 by first
Relative to the position that length is lacked in the axial direction of rear support roller 22.Accordingly, by by the second guide plate along the axle of rear support roller 22
To being arranged at rear support roller 22 relative to the position that length is not lacked in the axial direction of front support roller 21, and thing plate is taken after by second
Support roller 22 is axially set in rear support roller 22 relative to the position that length is lacked in the axial direction of front support roller 21.And by inciting somebody to action
First takes thing plate and the second downstream and the second guide plate for taking thing plate to be respectively set to be in the first guide plate along paper delivery direction
Upstream side mode, in front support roller 21 and rear support roller 22 two positions and corresponding position of length missing each other in the axial direction
First put takes thing plate and taken forms coring space 5 between thing plate respectively, will can be fallen into recess 3 by any coring space
Refill 12 smoothly take out.
In a kind of possible embodiment, front support roller 21 and rear support roller 22 include axis body and axially disposed
The unit roller portion that can be contacted in two of axis body with paper roll 11.Obviously, according to actual conditions, front support can neatly be adjusted
The number in the unit roller portion of roller 21 and/or rear support roller 22.For example, front support roller 21 and/or rear support roller 22 be vertically
Can be for only with a larger unit roller portion；Can also have more unit roller portions, such as front support according to actual needs
Roller 21 and rear support roller 22 have five unit roller portions, and the axial dimension in unit roller portion can also be not quite similar.This
Outside, by appropriate technique front support roller 21 can be caused roughly the same with the end shape of rear support roller 22.Can as used
The mould of two kinds of rollers of shaping comes front support roller 21 and rear support roller 22.
Preferably, the not enough sensor 4 of paper of the present utility model is reflection sensor, such as reflective photoelectric sensor or
Person's infrared reflection sensor etc..Certainly, it will be apparent to a skilled person that paper deficiency sensor 4 is not limited to
Reasonable combination between foregoing reflection sensor or other structure types and/or structure type, as long as can protect
Refill 12 can be reliably detected i.e. during refill 12 falls into recess 3 or afterwards by demonstrate,proving the not enough sensor 4 of the paper
Can.
Fig. 5 shows operation of the not enough testing agency of the paper of the utility model one embodiment after refill 12 falls into recess
Schematic diagram.By the cooperation that thing plate is taken without roller segment and two of support roller (21,22), two corings are formd in recess 3
Space 5.In refill 12 is fallen into after recess 3, operator by finger 6 by way of stretching into any coring space 5, you can contact
And smoothly take out (ticking) refill 12.As can be seen that due to the setting in two coring spaces 5, by increasing the depth of recess 3
In the case of accuracy of detection to improve the not enough sensor 4 of paper, remain able to ensure that the refill 12 of recess 3 will be fallen into easily
Take out.
Furthermore it is possible to which the diameter for falling into the refill 12 of recess 3 can be by between the upstream side of recess 3 and the first guide plate
Interval/recess 3 downstream and the second guide plate between interval determine.According to actual design conditions, the diameter
Numerical value can also be adjusted to by the downstream of interval/recess 3 between the upstream side of recess 3 and the inner side of front support roller 21 and
Interval between the inner side of rear support roller 22, or directly interval between the periphery of front support roller 21 and rear support roller 22 Lai
It is determined that.
Although it should be noted that with the recess 3 of substantially channel-shaped, generally planar (first, second) guide plate and
(first, second) thing plate is taken to be described as above as example, it is understood by one of ordinary skill in the art that the present invention should be not limited to
This.In fact, user can flexibly set recess 3, guide plate according to situations such as product demand and practical application scenes completely
51 and/or the shape of thing plate 52 is taken, and two coring spaces 5 of setting are relative to position of recess 3 etc..
So far, combined preferred embodiment shown in the drawings describes technical scheme, still, this area
Technical staff is it is easily understood that the foregoing is only preferred embodiment of the present utility model, not to limit this reality
With new, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc. all should be included
Within protection domain of the present utility model.
Claims (10)
1. a kind of paper deficiency testing agency, it is characterised in that
The testing agency includes incorporating section and is arranged at the first support roller and the second support roller of the incorporating section bottom,
Wherein, part of the incorporating section between first support roller and second support roller has been extended radially outward
The not enough sensor of paper is provided with recess, the recess, paper deficiency sensor is capable of detecting when to fall into the recess
The not enough refill of paper；
Wherein, in the recess, coring space is respectively formed with corresponding to upstream side and downstream, and in the paper not
In the case of the refill of foot falls into the recess, allow institute corresponding to the coring space in the upstream side or the downstream
State refill and be removed the recess.
2. paper deficiency testing agency according to claim 1, it is characterised in that
In assembled state, first support roller is set to be staggeredly arranged vertically with second support roller and each other
Between be axially respectively kept with the mode of no roller segment.
3. paper deficiency testing agency according to claim 2, it is characterised in that
Observed along paper delivery direction, first support roller is arranged at the downstream of second support roller, and first support
Length of the roller in axial direction is equal to second support roller.
4. paper deficiency testing agency according to claim 3, it is characterised in that
The downstream of the recess has the first guide plate and first takes thing plate, and is observed along paper delivery direction, and described first leads
Thing plate shape is taken into stepped construction with described first to plate, and described first takes thing plate positioned at the downstream of first guide plate；
Accordingly, the upstream side of the recess has the second guide plate and second takes thing plate, and is observed along paper delivery direction, described
Second guide plate takes thing plate shape into stepped construction with described second, and described second takes thing plate to be located at the upper of second guide plate
Trip.
5. paper deficiency testing agency according to claim 4, it is characterised in that
Along the end on observation of first support roller, first guide plate is corresponding with first support roller, and described first
Take the corresponding without roller segment of thing plate and first support roller；
Accordingly, along the end on observation of second support roller, second guide plate is corresponding with second support roller, institute
State second and take the corresponding without roller segment of thing plate and second support roller.
6. paper deficiency testing agency according to claim 5, it is characterised in that
Described first takes the coring space for forming downstream in the recess without roller segment of thing plate and first support roller；
Accordingly, described second take thing plate and second support roller taking for upstream side is formed in the recess without roller segment
Core space.
7. paper deficiency testing agency according to claim 6, it is characterised in that
Described first takes between thing plate and first support roller and described second takes between thing plate and second support roller
Gap ensure that the finger of operator is freely stretched into.
8. paper deficiency testing agency according to any one of claim 1 to 7, it is characterised in that
The length of first support roller and/or second support roller is not less than the width for the paper being wound on the refill
1/2.
9. paper deficiency testing agency according to any one of claim 1 to 7, it is characterised in that
First support roller and/or first support roller include axis body and at least one the unit roller being arranged on axis body
Portion.
10. paper deficiency testing agency according to any one of claim 1 to 7, it is characterised in that
The paper is not enough, and sensor is reflection sensor, and the reflection sensor at least includes reflective photoelectric sensor
With infrared reflection sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720152933.1U CN206501579U (en) | 2017-02-20 | 2017-02-20 | Paper deficiency testing agency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720152933.1U CN206501579U (en) | 2017-02-20 | 2017-02-20 | Paper deficiency testing agency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206501579U true CN206501579U (en) | 2017-09-19 |
Family
ID=59833811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720152933.1U Expired - Fee Related CN206501579U (en) | 2017-02-20 | 2017-02-20 | Paper deficiency testing agency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206501579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108629428A (en) * | 2018-05-03 | 2018-10-09 | 江苏建筑职业技术学院 | Intelligent waste paper recovery method based on the self-service reprographic printing system that internet is shared |
-
2017
- 2017-02-20 CN CN201720152933.1U patent/CN206501579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108629428A (en) * | 2018-05-03 | 2018-10-09 | 江苏建筑职业技术学院 | Intelligent waste paper recovery method based on the self-service reprographic printing system that internet is shared |
| CN108629428B (en) * | 2018-05-03 | 2021-07-02 | 江苏建筑职业技术学院 | Intelligent waste paper recycling method of self-service copying and printing system based on Internet sharing |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170919 Termination date: 20190220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |