CN101436323A - Dynamic detection mechanism and method for RMB magnetic ink - Google Patents
Dynamic detection mechanism and method for RMB magnetic ink Download PDFInfo
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- CN101436323A CN101436323A CNA2006101194550A CN200610119455A CN101436323A CN 101436323 A CN101436323 A CN 101436323A CN A2006101194550 A CNA2006101194550 A CN A2006101194550A CN 200610119455 A CN200610119455 A CN 200610119455A CN 101436323 A CN101436323 A CN 101436323A
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Abstract
The invention relates to an RMB magnetic printing ink dynamic detection mechanism and a detection method thereof. The detection mechanism is arranged between a paper money input mechanism and a paper money output mechanism of a money counter, and comprises a plurality of paper money pressing wheels inserted in a paper money pressing wheel shaft of the money counter, and a right contra-rotating wheel and a left contra-rotating wheel inserted in a contra-rotating wheel shaft of the money counter. A coded disc is arranged at one end of the paper money pressing wheel shaft; and a pair of coded disc geminate transistors is arranged on the coded dis. At least two pairs of penetration type infrared emission counting opto-couplers and penetration type infrared reception counting opto-couplers and at least three reluctance type magnetic heads are arranged between the paper money pressing wheel shaft and the contra-rotating wheel shaft. Magnetic head pressing wheels arranged corresponding to the reluctance type magnetic heads are arranged on the paper money pressing wheel shaft. The method comprises the following steps: magnetic signals of the reluctance type magnetic heads are controlled by a CPU chip and are amplified, filtered, corrected and compared; the magnetic signals are converted into digital signals through an A/D converter; and the digital signals are processed, calculated and judged so as to finally judge the truth of RMB.
Description
Technical field
The present invention is relevant with the checkout equipment and the detection method of Renminbi anti-counterfeiting characteristic, relates to a kind of Renminbi magnetic ink detection of dynamic mechanism and detection method.
Background technology
The insider knows that the state-of-the-art Swiss franc that surely belongs to of banknote anti-counterfeiting technology be we can say in the world, the great achievement of the advanced anti-counterfeiting technology in the Swiss franc collection world.
China's quadruplet Renminbi has just been used for reference the anti-counterfeiting technology of Swiss franc, has adopted ten multinomial false proof designs altogether.One of them is exactly to be provided with magnetic ink in some ad-hoc location and the zone of Renminbi.
And existing paper money counter is approved product mostly, does not possess the detection of dynamic function to above-mentioned magnetic ink fully.
Summary of the invention
The object of the present invention is to provide a kind of Renminbi magnetic ink detection of dynamic mechanism and detection method; utilize the feature of the magnetic ink regularity of distribution on the quadruplet Renminbi; detect the position and the zone of Renminbi magnetic ink by the magnetoresistive magnetic head that is provided with; accurately differentiate the true and false of Renminbi, flow into society with control abnormity currency (counterfeit money).
The object of the present invention is achieved like this:
Renminbi magnetic ink detection of dynamic mechanism is arranged between the currency feeding mechanism and cash-out machine structure of paper money counter; Comprise several money pressing wheels of being located on the paper money counter press-note wheel shaft, be located in paper money counter to about on the runner shaft two to runner; One end of described press-note wheel shaft wears a code-disc, and code-disc is provided with a secondary code-disc to pipe; Its substantive distinguishing features is:
At described press-note wheel shaft and between to runner shaft, be provided with at least two secondary penetration infrared emission counting optocouplers and the infrared count pick up optocoupler of penetration, at least three magnetoresistive magnetic heads, the magnetic head pinch roller of corresponding setting with magnetoresistive magnetic head is located on the described press-note wheel shaft;
Described press-note wheel shaft, the center line of the center line of runner shaft and penetration infrared counting optocoupler, magnetoresistive magnetic head is coexisted in the vertical plane.
Above-mentioned Renminbi magnetic ink detection of dynamic mechanism, wherein, described magnetoresistive magnetic head is provided with at interval with respect to described penetration infrared emission, count pick up optocoupler.
Dynamic detection method for RMB magnetic printing ink, it is that a Renminbi magnetic ink detection of dynamic mechanism is set between the currency feeding mechanism of paper money counter and cash-out machine structure; And at least three magnetoresistive magnetic heads are set in this testing agency, utilize this magnetoresistive magnetic head to detect the position of Renminbi magnetic ink, magnetic signal by cpu chip control magnetoresistive magnetic head, to the micro-signal that magnetoresistive magnetic head collected amplify, filtering, correction, comparison, convert magnetic signal to digital signal by the A/D analog to digital converter, this digital signal is handled, calculates, judged, finally differentiate the true and false of Renminbi.
Above-mentioned dynamic detection method for RMB magnetic printing ink, the implementation step of its method is roughly as follows:
(1) with on the smooth money-supplying board that is placed on the paper money counter currency feeding mechanism of tested currency, drive money pressing wheel behind the electric motor starting, runner rotated, make tested currency be folded in money pressing wheel with between the runner, and move with certain speed;
At this moment, utilize two secondary penetration infrared emission, count pick up optocoupler, judge whether tested currency enters in the measured zone;
(2), be equipped with a code-disc on the press-note wheel shaft and a secondary code-disc are measured tested currency to pipe width according to the feedback signal of this two secondary penetration infrared emission, count pick up optocoupler;
(3) cpu chip utilizes counter to gather this signal, simultaneously, when tested currency is in the measured zone, the magnetic signal of cpu chip control magnetoresistive magnetic head, to the micro-signal that magnetoresistive magnetic head collected amplify, filtering, correction, comparison, and converting magnetic signal to digital signal by the A/D analog to digital converter, cpu chip utilizes the timer acquired signal again, then the signal that is collected is stored;
(4) calculate by signal and judge tested currency, can accurately differentiate tested currency true, doubt;
If tested currency is judged as doubtful coin, then paper money counter quits work and with buzzer warning, shows the number of tested currency simultaneously.
Renminbi magnetic ink detection of dynamic mechanism of the present invention and detection method make it compared with prior art owing to adopted above-mentioned technical scheme, have following advantage and good effect:
Because the present invention is the testing agency that sets up between the currency feeding mechanism of original paper money counter and cash-out machine structure, when tested currency passes through this testing agency, need not directly to contact with tested currency, a code-disc and a secondary code-disc on utilizing the two secondary penetration infrared emission, count pick up optocoupler and the magnetoresistive magnetic head that are provided with in this mechanism and magnetic head pinch roller and being arranged on the press-note wheel shaft match to pipe, under the control of cpu chip, can detect the position and the zone of Renminbi magnetic ink, with the true and false of accurate differentiation Renminbi.
Therefore, the present invention can realize the detection of dynamic to the Renminbi magnetic ink in the dynamic process of counting, and therefrom accurately rejects suspicious currency.
Description of drawings
By the description of a following embodiment to Renminbi magnetic ink detection of dynamic mechanism of the present invention and detection method, can further understand purpose, specific structural features and the advantage of its invention in conjunction with its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the main TV structure synoptic diagram under the testing agency of the present invention duty;
Fig. 2 is the plan structure synoptic diagram of Fig. 1;
Fig. 3 walks paper money process synoptic diagram for testing agency of the present invention;
Fig. 4 is the code-disc structural representation among Fig. 1;
Fig. 5 is the principle of work FB(flow block) of testing agency of the present invention.
In the accompanying drawing:
The 1-money pressing wheel; 2-counts optocoupler (emission); 3-is to runner; 4-counts optocoupler (reception); The tested currency of 5-; The 6-code-disc; The 7-code-disc is to pipe; 8-magnetic head pinch roller; The 9-magnetoresistive magnetic head; 10-press-note wheel shaft; 11-is to runner shaft.
Embodiment
Shown in Fig. 1,2,3,4, Renminbi magnetic ink detection of dynamic of the present invention mechanism is arranged between the currency feeding mechanism and cash-out machine structure of paper money counter, mainly comprise several money pressing wheels 1 of being located on the paper money counter press-note wheel shaft 10, be located in paper money counter to about on the runner shaft 11 two to runner 3; One end of press-note wheel shaft 10 wears a code-disc 6, and code-disc 6 is provided with a secondary code-disc to managing 7.
At press-note wheel shaft 10 and between to runner shaft 11, be provided with the infrared count pick up optocoupler of at least two secondary penetration infrared emission counting optocouplers 2 and penetration 4, at least three magnetoresistive magnetic heads 9, be located on the press-note wheel shaft 10 with the magnetic head pinch roller 8 of magnetoresistive magnetic head 9 corresponding settings.Magnetoresistive magnetic head 9 of the present invention is provided with at interval with respect to penetration infrared emission, count pick up optocoupler 2,4.
From Fig. 2, be not difficult to find out, press-note wheel shaft 10 of the present invention, the center line of the center line of runner shaft 11 and penetration infrared counting optocoupler 2,4, magnetoresistive magnetic head 9 coexisted in the vertical plane.Like this, can guarantee that penetration infrared counting optocoupler 2,4, magnetoresistive magnetic head 9 can synchronous workings, the situation of unlikely generation omission or flase drop.
Referring to Fig. 5, dynamic detection method for RMB magnetic printing ink of the present invention is between the currency feeding mechanism of paper money counter and cash-out machine structure mechanism a Renminbi magnetic ink detection of dynamic mechanism to be set; And at least three magnetoresistive magnetic heads 9 are set in this testing agency, utilize this magnetoresistive magnetic head 9 to detect the position of Renminbi magnetic ink, magnetic signal by cpu chip control magnetoresistive magnetic head 9, the micro-signal that magnetoresistive magnetic head 9 is collected amplifies, filtering, correction, relatively wait a series of processing, convert magnetic signal to digital signal by the A/D analog to digital converter, this digital signal is handled, calculates, judged, finally differentiate the true and false of Renminbi.
Referring to Fig. 5, the implementation step of detection method of the present invention is roughly as follows:
On the smooth money-supplying board that is placed on the paper money counter currency feeding mechanism of tested currency 5, drive money pressing wheel 1 behind the electric motor starting, runner 3 rotated, make tested currency 5 be folded in rubber money pressing wheel 1 and between the runner 3, and with certain speed along the B among Fig. 3 to operation.Utilize the signal of two secondary penetration infrared counting optocouplers 2,4 to send into cpu chip, judge whether tested currency 5 enters in the measured zone.
Cpu chip is according to the feedback signal of this two secondary penetration infrared emission, count pick up optocoupler 2,4, control setting on press-note wheel shaft 10 code-disc 6 and a secondary code-disc to managing 7, measure the width of tested currency 5.Cpu chip utilizes counter to gather this signal, simultaneously, when tested currency 5 is in the measured zone, the magnetic signal of cpu chip control magnetoresistive magnetic head 9, the micro-signal that magnetoresistive magnetic head 9 is collected amplifies, filtering, correction, relatively wait a series of processing, and converting magnetic signal to digital signal by the A/D analog to digital converter, cpu chip utilizes the timer acquired signal again, then the signal that is collected is stored.
By calculated signals and judgement, can accurately differentiate the true, doubtful of tested currency 5 to tested currency 5.If tested currency 5 is judged as doubtful coin, then paper money counter quits work and with buzzer warning, shows the number of tested currency 5 simultaneously.
Claims (4)
1, Renminbi magnetic ink detection of dynamic mechanism is arranged between the currency feeding mechanism and cash-out machine structure of paper money counter; Comprise several money pressing wheels of being located on the paper money counter press-note wheel shaft, be located in paper money counter to about on the runner shaft two to runner; One end of described press-note wheel shaft wears a code-disc, and code-disc is provided with a secondary code-disc to pipe; It is characterized in that:
At described press-note wheel shaft and between to runner shaft, be provided with at least two secondary penetration infrared emission counting optocouplers and the infrared count pick up optocoupler of penetration, at least three magnetoresistive magnetic heads, the magnetic head pinch roller of corresponding setting with magnetoresistive magnetic head is located on the described press-note wheel shaft;
Described press-note wheel shaft, the center line of the center line of runner shaft and penetration infrared counting optocoupler, magnetoresistive magnetic head is coexisted in the vertical plane.
2, Renminbi magnetic ink detection of dynamic as claimed in claim 1 mechanism, it is characterized in that: described magnetoresistive magnetic head is provided with at interval with respect to described penetration infrared emission, count pick up optocoupler.
3, dynamic detection method for RMB magnetic printing ink is characterized in that: it is that a Renminbi magnetic ink detection of dynamic mechanism is set between the currency feeding mechanism of paper money counter and cash-out machine structure; And at least three magnetoresistive magnetic heads are set in this testing agency, utilize this magnetoresistive magnetic head to detect the position of Renminbi magnetic ink, magnetic signal by cpu chip control magnetoresistive magnetic head, to the micro-signal that magnetoresistive magnetic head collected amplify, filtering, correction, comparison, convert magnetic signal to digital signal by the A/D analog to digital converter, this digital signal is handled, calculates, judged, finally differentiate the true and false of Renminbi.
4, dynamic detection method for RMB magnetic printing ink as claimed in claim 3 is characterized in that: the implementation step of its method is roughly as follows:
(1) with on the smooth money-supplying board that is placed on the paper money counter currency feeding mechanism of tested currency, drive money pressing wheel behind the electric motor starting, runner rotated, make tested currency be folded in money pressing wheel with between the runner, and move with certain speed;
At this moment, utilize two secondary penetration infrared emission, count pick up optocoupler, judge whether tested currency enters in the measured zone;
(2), be equipped with a code-disc on the press-note wheel shaft and a secondary code-disc are measured tested currency to pipe width according to the feedback signal of this two secondary penetration infrared emission, count pick up optocoupler;
(3) cpu chip utilizes counter to gather this signal, simultaneously, when tested currency is in the measured zone, the magnetic signal of cpu chip control magnetoresistive magnetic head, to the micro-signal that magnetoresistive magnetic head collected amplify, filtering, correction, comparison, and converting magnetic signal to digital signal by the A/D analog to digital converter, cpu chip utilizes the timer acquired signal again, then the signal that is collected is stored;
(4) calculate by signal and judge tested currency, can accurately differentiate tested currency true, doubt;
If tested currency is judged as doubtful coin, then paper money counter quits work and with buzzer warning, shows the number of tested currency simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101194550A CN101436323A (en) | 2006-12-12 | 2006-12-12 | Dynamic detection mechanism and method for RMB magnetic ink |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101194550A CN101436323A (en) | 2006-12-12 | 2006-12-12 | Dynamic detection mechanism and method for RMB magnetic ink |
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| CN101436323A true CN101436323A (en) | 2009-05-20 |
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| CNA2006101194550A Pending CN101436323A (en) | 2006-12-12 | 2006-12-12 | Dynamic detection mechanism and method for RMB magnetic ink |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101996435A (en) * | 2009-08-11 | 2011-03-30 | 上海古鳌电子机械有限公司 | Novel infrared receiving and transmitting false identification device of bill counter |
| CN105469494A (en) * | 2015-11-23 | 2016-04-06 | 苏州莱测检测科技有限公司 | Multi-factor currency examination apparatus |
| CN107918972A (en) * | 2017-12-25 | 2018-04-17 | 深圳怡化电脑股份有限公司 | A kind of paper currency counting system |
-
2006
- 2006-12-12 CN CNA2006101194550A patent/CN101436323A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101996435A (en) * | 2009-08-11 | 2011-03-30 | 上海古鳌电子机械有限公司 | Novel infrared receiving and transmitting false identification device of bill counter |
| CN105469494A (en) * | 2015-11-23 | 2016-04-06 | 苏州莱测检测科技有限公司 | Multi-factor currency examination apparatus |
| CN107918972A (en) * | 2017-12-25 | 2018-04-17 | 深圳怡化电脑股份有限公司 | A kind of paper currency counting system |
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Open date: 20090520 |