CN103692787A - Detection mechanism for detecting line printing medium position - Google Patents
Detection mechanism for detecting line printing medium position Download PDFInfo
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- CN103692787A CN103692787A CN201310632366.6A CN201310632366A CN103692787A CN 103692787 A CN103692787 A CN 103692787A CN 201310632366 A CN201310632366 A CN 201310632366A CN 103692787 A CN103692787 A CN 103692787A
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Abstract
The invention discloses a detection mechanism which is used for detecting the position of a line printing medium. The detection mechanism comprises a bearing piece and one or more detectors, wherein the bearing piece is used for bearing the line printing medium; the bearing piece is provided with a center and comprises a first section and a second section; the distance from the first section to the center is a first distance; the distance from the second section to the center is a second distance; the second distance is greater than the first distance; the detector is arranged inside the second section; prompting information is generated when the detector detects that the line printing medium is positioned in the second section; the size of the line printing medium is greater than or equal to a preset threshold; the line printing medium is positioned in the first section; when the size of the line printing medium is smaller than the preset threshold, the line printing medium is positioned in the second section.
Description
Technical field
The present invention relates to a kind of detecting mechanism, espespecially relate to a kind of simple in structure and detecting mechanism pinpoint accuracy advantage that has, this detecting mechanism is in order to detect the position of the medium of prining.
Background technology
Traditional printer can be installed a sensor on paper roll side, when the volume of paper roll is less than a particular magnitude, can trigger sensor, by sensor, produces prompting signal.Yet the element of carrying paper roll is usually designed to arc structure, paper roll is easy double swerve in arc structure, causes the not good shortcoming of induction accuracy.In order to improve this problem, another kind of conventional printer also designs a limit shaft, and limit shaft inserts the hollow sleeve of paper roll, can avoid paper roll to rock and cause sensor misalignment because of unexpected property.But printer needs another design, corresponding driving mechanism drive limit shaft, and product cost is improved, and printer is easily because organ complexity and fault.
Summary of the invention
The invention provides a kind of simple in structure and detecting mechanism pinpoint accuracy advantage that has, in order to detect the position of the medium of prining, to address the above problem.
The invention provides a kind of detecting mechanism, this detecting mechanism is used for detecting the position of the medium of prining.This detecting mechanism includes bearing part and at least one detector.This bearing part is used for carrying this medium of prining.This bearing part has center, and comprises the first section and the second section.This first section Ju Gai center is the first distance.This second section Ju Gai center is second distance.This second distance is greater than this first distance.This detector is arranged in this second section.This detector detects and when this medium of prining is positioned at this second section, produces prompting message.When the size of this medium of prining is more than or equal to pre-set threshold value, this medium of prining is positioned at this first section; When the size of this medium of prining is less than this pre-set threshold value, this medium of prining is positioned at this second section.
Preferably, in described detecting mechanism, this detector is optical transceiver, and this optical transceiver output light signal is to this second section, and this light signal that this optical transceiver reception is reflected via this medium of prining is to produce this prompting message.
Preferably, in described detecting mechanism, this detector more comprises light follower and optical receiver.Light follower is in order to export light signal and to be arranged at the first end of this second section; Optical receiver is in order to receive this light signal and to be arranged at the second end of this second section, and this second end is with respect to this first end; When wherein, this optical receiver does not receive this light signal, produce this prompting message.
Preferably, in described detecting mechanism, this detector is contact-making switch, and this medium of prining is pressed attached this contact-making switch, to produce this prompting message.
Preferably, in described detecting mechanism, this second section is arranged at the bottom of this first section, and this first section and this second section have respectively first curvature and torsion, and this first curvature is different from this torsion.
Preferably, in described detecting mechanism, this torsion is greater than this first curvature.
Preferably, in described detecting mechanism, this detecting mechanism separately comprises position and adjusts module, and this position is adjusted module and connected this detector and be arranged on this bearing part, and module is adjusted in order to control the relative altitude of this detector and this second section in this position.
Preferably, in described detecting mechanism, this bearing part separately has the 3rd section, it is the 3rd distance that the 3rd section is arranged at this second section Nei Qiejugai center, the 3rd distance is greater than this second distance, and this detecting mechanism separately comprises at least one inductor, is arranged in the 3rd section.
Preferably, in described detecting mechanism, this medium of prining causes this inductor and produces warning message while being positioned at the 3rd section.
Preferably, in described detecting mechanism, the 3rd section has the 3rd curvature, and the 3rd curvature is greater than this torsion, and the 3rd section is arranged at the bottom of this second section.
The present invention is designed to have a plurality of structure sections by bearing part, and each section has its unique architectural feature (distance at Ru Ju center or apart from the carrying height of base).Therefore, the medium of prining can move between the different sections on bearing part along with change in size, and then triggers detector or inductor is reminded and warning function to produce.
Accompanying drawing explanation
Fig. 1 is the part-structure schematic diagram of one embodiment of the invention printer;
Fig. 2 is the schematic diagram of one embodiment of the invention detecting mechanism;
Fig. 3 is respectively one embodiment of the invention detecting mechanism and prints the schematic diagram of medium at different use states from Fig. 4;
Fig. 5 and Fig. 6 are respectively the schematic diagram of different embodiments of the invention detector;
Fig. 7 is respectively another embodiment of the present invention detecting mechanism and prints the schematic diagram of medium at different use states from Fig. 8;
Fig. 9 is the schematic diagram of another embodiment of the present invention detecting mechanism;
Figure 10 is the schematic diagram of another embodiment of the present invention detecting mechanism.
The specific embodiment
For making that object of the present invention, structure, feature and function thereof are had to further understanding, hereby coordinate embodiment to be described in detail as follows.
Refer to Fig. 1, Fig. 1 is the part-structure schematic diagram of one embodiment of the invention printer 10.Printer 10 comprises base 12, the module 14 of prining, detecting mechanism 16 and the medium 18 of prining.The module 14 of prining is arranged on base 12 with detecting mechanism 16, and the medium 18 of prining is placed on detecting mechanism 16 movably.Print medium 18 for example, for replaceable consumptive material, paper roll.The module 14 of prining can extract to carry out paper roll out data column print.Print in process, detecting mechanism 16 can be detected the surplus of the medium 18 of prining, and according to the change in volume of the medium 18 of prining, reminds in good time or warns user to change paper roll.
Refer to Fig. 2, Fig. 2 is the schematic diagram of one embodiment of the invention detecting mechanism 16.Detecting mechanism 16 comprises bearing part 20 and at least one detector 22.That bearing part 20 is roughly is symmetrical, have virtual center C and comprise the first section 24 and the second section 26, indicates and separates in the drawings with dotted line.Detector 22 is arranged in the second section 26.When the inner surface of bearing part 20 is arc, center C is the center of curvature, yet is not limited to this.The first section 24 is that the first distance D 1, the second section 26 is second distance D2 at a distance of center C at a distance of center C, and second distance D2 is greater than the first distance D 1.
Or all right base 12 of the present invention, as normative reference, defines the architectural feature difference of the first section 24 and the second section 26.The relative base 12 of the first section 24 has the relative base 12 of the first carrying height H 1, the second section 26 and has the second carrying height H 2, and the first carrying height H 1 is greater than the second carrying height H 2.In other words, the second section 26 is arranged on the lowermost end of the first section 24, and when the medium 18 of prining is affected by gravity, the medium 18 of prining can be from the first section 24 automatic movings toward the second section 26.
Refer to Fig. 3 and Fig. 4, Fig. 3 is respectively embodiment of the present invention detecting mechanism 16 and prints the schematic diagram of medium 18 at different use states from Fig. 4.Detecting mechanism 16 can produce prompting or warning message when the surplus of the medium 18 of prining reaches particular preset threshold values, and in general, pre-set threshold value can be set as 20～30% of initial value, depending on actual demand.As shown in Figure 3, when the size of the medium 18 of prining is more than or equal to pre-set threshold value, bearing part 20 utilizes the first section 24 to hold the medium 18 of prining, and the meaning medium 18 of prining is positioned at the scope of the first section 24, and the second section 26 does not contact the medium 18 of prining.Then, as shown in Figure 4, the size of the medium 18 of prining is less than pre-set threshold value can drop to the second section 26 automatically, and now the first section 24 does not contact the medium 18 of prining.Detector 22 detects when the medium 18 of prining is positioned at the second section 26 and produces prompting message, for example, on screen panel, show the information of " paper roll is about to use up ".
In addition, as shown in Figures 2 to 4, detecting mechanism 16 also can comprise position and adjust module 28, connects detector 22 and is arranged on bearing part 20.The relative altitude that module 28 is used for controlling detector 22 and the second section 26 is adjusted in position, with ahead of time or the medium 18 that postpones to print be triggered to time of detector 22, meaning is that user can utilize position to adjust the size that module 28 changes pre-set threshold value, produces prompting signal while determining that with this detecting mechanism 16 will reach how much percentage in the surplus of the medium 18 of prining.It is selective accessory that module 28 is adjusted in position, and all various actuation mechanism that changes detector 22 height all belong to the design category that module 28 is adjusted in position of the present invention, in this explanation no longer in detail.
In the aforementioned embodiment, detector 22 is a kind of contact-making switches, and the medium 18 of prining falls into the second section 26 can pressure be attached to contact-making switch, to produce prompting message.Refer to Fig. 5 and Fig. 6, Fig. 5 and Fig. 6 are respectively the schematic diagram of different embodiments of the invention detector 22.As shown in Figure 5, detector 22 can be optical transceiver.Optical transceiver is at the interior output light of the second section 26 signal.The medium 18 of prining is positioned at the bang path that the second section 26 can interdict light signal, therefore optical transceiver can receive the light signal reflecting via the medium 18 of prining, and produces prompting message.As shown in Figure 6, detector 22 more comprises light follower 221 and optical receiver 223.Light follower 221 is arranged at the first end 261 of the second section 26 and in order to export light signal, and optical receiver 223 is arranged at the second end 263 of the second section 26 and in order to receive light signal.First end 261 and the second end 263 are two opposite ends of the second section 26.The medium 18 of prining is positioned at the second section 26 with the bang path of blocking light signal, when optical receiver 223 receives light signal, can not produce prompting signal.
Refer to Fig. 7 and Fig. 8, Fig. 7 is respectively another embodiment of the present invention detecting mechanism 16 and prints the schematic diagram of medium 18 at different use states from Fig. 8.In this embodiment, the element with previous embodiment with identical numbering has identical structure and function.The first section 24 and second section 26 ' of bearing part 20 can be the structure with different curvature, and for example the first section 24 is arcs of recesses structure, and the second section 26 ' is further depressed in the bottom of this arcs of recesses structure again.The first section 24 has first curvature, and the second section 26 ' has torsion.Because the radius of curvature of the first section 24 is greater than the radius of curvature of the second section 26 ', torsion is greater than first curvature.As shown in Figure 7, the size of the medium 18 of prining is more than or equal to pre-set threshold value, and bearing part 20 only carries by the first section 24 medium 18 of prining.As shown in Figure 8, the size of the medium 18 of prining is less than pre-set threshold value, and bearing part 20 only carries by the second section 26 ' medium 18 of prining.The medium 18 of prining that is positioned at the second section 26 ' can trigger detector 22.
Refer to Fig. 9, Fig. 9 is the schematic diagram of another embodiment of the present invention detecting mechanism 16.In this embodiment, the element with previous embodiment with identical numbering has identical structure and function.Bearing part 20 has the first section 24, the second section 26 and the 3rd section 30.The 3rd section 30 is arranged in the second section 26, and is the 3rd distance D 3 at a distance of center C.Detecting mechanism 16 separately comprises at least one inductor 32, is arranged in the 3rd section 30.The 3rd section 30 is for being arranged on the flat depression structure of the second section 26 bottoms, and meaning i.e. the 3rd distance D 3 is greater than second distance D2.When the medium 18 of prining enters the second section 26 from the first section 24, the medium 18 of prining triggers detector 22 and produces prompting message.When the size of the medium 18 of prining is reduced to smaller szie, the medium 18 of prining enters the 3rd section 30 from the second section 26, and causes and send out inductor 32 and produce warning message.For instance, warning message can show the information of " paper roll is used up " on screen panel.
Refer to Figure 10, Figure 10 is the schematic diagram of another embodiment of the present invention detecting mechanism 16.In this embodiment, the element with previous embodiment with identical numbering has identical structure and function.The 3rd section 30 ' of bearing part 20 has the 3rd curvature.Because the radius of curvature of the second section 26 ' is greater than the radius of curvature of the 3rd section 30 ', the 3rd curvature of the 3rd section 30 ' is greater than torsion, and meaning i.e. further depression of the 3rd section 30 ' is arranged on the bottom of the second section 26 '.Along with the smaller volume of the medium 18 of prining, the medium 18 of prining first moves on to the second section 26 ' from the first section 24, and triggers detector 22 generation prompting messages; The medium 18 of prining further moves on to the 3rd section 30 ' from the second section 26 ', so that sends out inductor 32 generation warning messages.
The present invention is separated into the first section and the second section by bearing part, with virtual center point, makes reference benchmark, makes the second distance of the second section be greater than the first distance of the first section; Or with base as reference data, make the second carrying of the second section highly be greater than the first carrying height of the first section.The planform of the first section and the second section is not limited to above-mentioned enforcement aspect, and for example bearing part can be the combination of arcs of recesses the first section and flat Second Region section or the combination of arcs of recesses the first section and arcs of recesses the second section.Than prior art, the present invention is designed to have a plurality of structure sections by bearing part, and each section has its unique architectural feature (distance at Ru Ju center or apart from the carrying height of base).Therefore, the medium of prining can move between the different sections on bearing part along with change in size, and then triggers detector or inductor is reminded and warning function to produce.
The present invention is described by above-mentioned related embodiment, yet above-described embodiment is only for implementing example of the present invention.Must be pointed out that, the embodiment having disclosed does not limit the scope of the invention.On the contrary, the change done without departing from the spirit and scope of the present invention and retouching, all belong to scope of patent protection of the present invention.
Claims (10)
1. a detecting mechanism, is used for the print position of medium of detecting, it is characterized in that, this detecting mechanism includes:
Bearing part, is used for carrying this medium of prining, and this bearing part has center and comprises:
The first section, Ju Gai center is the first distance; And
The second section, Ju Gai center is second distance, this second distance is greater than this first distance; And
At least one detector, is arranged in this second section, and this detector detects and when this medium of prining is positioned at this second section, produces prompting message;
Wherein, when the size of this medium of prining is more than or equal to pre-set threshold value, this medium of prining is positioned at this first section; When the size of this medium of prining is less than this pre-set threshold value, this medium of prining is positioned at this second section.
2. detecting mechanism as claimed in claim 1, is characterized in that, this detector is optical transceiver, and this optical transceiver output light signal is to this second section, and this light signal that this optical transceiver reception is reflected via this medium of prining is to produce this prompting message.
3. detecting mechanism as claimed in claim 1, is characterized in that, this detector more comprises:
Light follower, in order to export light signal and to be arranged at the first end of this second section; And
Optical receiver, in order to receive this light signal and to be arranged at the second end of this second section, this second end is with respect to this first end;
When wherein, this optical receiver does not receive this light signal, produce this prompting message.
4. detecting mechanism as claimed in claim 1, is characterized in that, this detector is contact-making switch, and this medium of prining is pressed attached this contact-making switch, to produce this prompting message.
5. detecting mechanism as claimed in claim 1, is characterized in that, this second section is arranged at the bottom of this first section, and this first section and this second section have respectively first curvature and torsion, and this first curvature is different from this torsion.
6. detecting mechanism as claimed in claim 5, is characterized in that, this torsion is greater than this first curvature.
7. detecting mechanism as claimed in claim 1, is characterized in that, this detecting mechanism separately comprises:
Module is adjusted in position, connects this detector and is arranged on this bearing part, and module is adjusted in order to control the relative altitude of this detector and this second section in this position.
8. detecting mechanism as claimed in claim 1, it is characterized in that, this bearing part separately has the 3rd section, it is the 3rd distance that the 3rd section is arranged at this second section Nei Qiejugai center, the 3rd distance is greater than this second distance, this detecting mechanism separately comprises at least one inductor, is arranged in the 3rd section.
9. detecting mechanism as claimed in claim 8, is characterized in that, this medium of prining causes this inductor and produces warning message while being positioned at the 3rd section.
10. detecting mechanism as claimed in claim 8, is characterized in that, the 3rd section has the 3rd curvature, and the 3rd curvature is greater than this torsion, and the 3rd section is arranged at the bottom of this second section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632366.6A CN103692787A (en) | 2013-11-29 | 2013-11-29 | Detection mechanism for detecting line printing medium position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632366.6A CN103692787A (en) | 2013-11-29 | 2013-11-29 | Detection mechanism for detecting line printing medium position |
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| Publication Number | Publication Date |
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| CN103692787A true CN103692787A (en) | 2014-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310632366.6A Pending CN103692787A (en) | 2013-11-29 | 2013-11-29 | Detection mechanism for detecting line printing medium position |
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| CN (1) | CN103692787A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113787840A (en) * | 2021-07-31 | 2021-12-14 | 厦门汉印电子技术有限公司 | Paper-out-of-order detection method, system, terminal and storage medium |
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| CN201872418U (en) * | 2010-11-08 | 2011-06-22 | 山东新北洋信息技术股份有限公司 | Roll paper-used up detection mechanism, paper warehouse with same, printer |
| CN102152670A (en) * | 2010-01-05 | 2011-08-17 | 西铁城控股株式会社 | Printer apparatus |
| CN203172181U (en) * | 2013-01-16 | 2013-09-04 | 深圳市乐州光电技术有限公司 | Roll paper exhaustion detection apparatus and printing equipment |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001199604A (en) * | 2000-01-19 | 2001-07-24 | Seiko Instruments Inc | Near end detecting device for machine glazed paper |
| EP1172319A2 (en) * | 2000-07-11 | 2002-01-16 | Samsung Electronics Co., Ltd. | Apparatus of a printer for detecting termination of printing medium |
| CN2609759Y (en) * | 2003-02-15 | 2004-04-07 | 山东新北洋信息技术股份有限公司 | Printer |
| CN201566217U (en) * | 2009-12-17 | 2010-09-01 | 山东新北洋信息技术股份有限公司 | Paper accommodating mechanism, printer with same, and reel exhaustion detection mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113787840A (en) * | 2021-07-31 | 2021-12-14 | 厦门汉印电子技术有限公司 | Paper-out-of-order detection method, system, terminal and storage medium |
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Application publication date: 20140402 |