Recognizable denomination and the paper money counter for differentiating counterfeit money
Technical field
Paper money counter is the utility model is related to, particularly the paper money counter of a kind of recognizable denomination and discriminating counterfeit money.
Background technology
At present, export-oriented paper money counter can be divided into two kinds, and a kind of is the high-end product using image processing techniques, such product
It is expensive and be not easy to maintenance of machine, it is mainly used in bank and some large corporations, medium and small user is difficult to receive.It is another
That can only carry out counting and the simple low-end product for differentiating counterfeit money, such product price is low, but to the recognition capability of counterfeit money compared with
Difference, False Rate is high, can not be esthetically acceptable to the consumers.
The content of the invention
The purpose of this utility model is to provide a kind of recognizable denomination and differentiates the paper money counter of counterfeit money.
In order to achieve the above object, the technical solution adopted in the utility model is as follows:
A kind of recognizable denomination and the paper money counter for differentiating counterfeit money, it is characterised in that:The paper money counter includes
Optic sensor array, is transversely arranged on the side of bank note Transfer pipe;
Light source, the opposite side for being arranged on bank note Transfer pipe are opposite with the optic sensor array;And
Microprocessor, is connected with the optic sensor array, and the data for being gathered according to optic sensor array obtain
Take the dimension data, watermark data and optics shine-through feature data of bank note, compared with the corresponding data to prestore the identification note true and false,
Identify banknote denomination and counting, the optics shine-through feature data are that optics passes during bank note passes through optic sensor array
The fluctuation data of the output voltage of sensor array.
Preferably, optic sensor array is made of some infrared light transducer[sensors or some ultraviolet light transducers.
Preferably, the paper money counter further includes magnetic sensor, and it is logical that the magnetic sensor is arranged on the bank note transmission
The side in road, for detecting the magnetic characteristic of bank note, the microprocessor is connected with the magnetic sensor.
Preferably, the quantity of the magnetic sensor is one or more.
Preferably, the paper money counter further includes at least one of infrared sensor and Ultraviolet sensor, the infrared biography
Sensor and Ultraviolet sensor are arranged on the bank note Transfer pipe, for detecting feature of the bank note under infrared light and in ultraviolet light
Under feature, the microprocessor is connected with the infrared sensor and Ultraviolet sensor.
Preferably, the dimension data includes area and length.
Compared with prior art, the utility model at least has the advantages that:
Combined using optic sensor array with microprocessor, identify the area of bank note, length equidimension data, watermark bit
Put with optics shine-through feature data, and then the true and false of identification note and identification banknote denomination and realize counting, with existing specialty
Cash inspecting machine is relatively low compared to cost, and compared with existing simple paper money counter, discern the false from the genuine and identify denomination as a result of a variety of
Means, accuracy rate is higher.
Brief description of the drawings
Fig. 1 is the functional block diagram of some embodiment paper money counters.
Embodiment
The utility model is described further with reference to the accompanying drawings and examples.
The principle of some embodiment paper money counters is shown in Fig. 1, which can identify the denomination of bank note, it is possible to authenticate
The true and false of bank note.With reference to Fig. 1, this paper money counter includes microprocessor 1, optic sensor array 2 and and optic sensor array
2 supporting light sources.Optic sensor array 2 is transversely arranged on the upside or downside of bank note Transfer pipe, and accordingly, light source is set
Put opposite with optic sensor array 2 in the downside of bank note Transfer pipe or upside.Microprocessor 1 and optic sensor array 2
Connection, dimension data, watermark data and the optics of the data acquisition bank note for being gathered according to optic sensor array 2 penetrate spy
Data are levied, the identification note true and false, identification banknote denomination and counting compared with the corresponding data to prestore.The optics shine-through feature number
According to being fluctuation data of the bank note by the output voltage of optic sensor array during optic sensor array, it detects former
Reason is:When light penetration bank note because ink material is different, the electricity that rear light intensity is different, causes optical sensor to export is penetrated
Pressure is different.
In use, when bank note from bank note Transfer pipe by when, between optic sensor array 2 and light source by, will
Light source blocks, and can obtain the length value of bank note according to the output of optic sensor array 2, further utilize paper currency transmission speed
The width value of bank note can be obtained by blocking the time with light source, and then can calculate the area of bank note.Pass through optical sensor battle array
The output of row 2 can identify position and the general shape (i.e. watermark data) of watermark, and the position of other printed patterns and
General shape (i.e. optics shine-through feature data), will since the printed patterns of different denominations, watermark and size are different
These features obtained are compared with the normal data to prestore, it is possible to authenticate forge or true or paper money and identification banknote denomination.Further to true
Coin, which is realized, to be counted, and is detected and sent prompting by loudspeaker 6 and display 7 during counterfeit money.
Above-mentioned optic sensor array 2 can be the optic sensor array of a long range or two or
Multiple short-range optic sensor array.They can be only fitted to bank note Transfer pipe center section or bank note transmission it is logical
At the close cash dispensing port in road.Wherein, if each optic sensor array can be made of some infrared light transducer[sensors, can also be by
Dry ultraviolet light transducer or other optical sensors composition, correspondingly, light source also uses the light source of respective type.In practical application
In, multiple optic sensor array 2 are arranged as required to, more accurate result can be obtained.
Further, paper money counter further includes magnetic sensor 3, and the magnetic sensor 3 is arranged on the bank note Transfer pipe
Upside or downside, for detecting the magnetic characteristic of bank note, the microprocessor 1 is connected with the magnetic sensor 3.Magnetism passes
Sensor 3 detects the metal wire of bank note or magnetic ink obtains magnetic fluctuation characteristic, and microprocessor 1 is judged true by comparing
Puppet, is combined so that recognition result is more accurate with the judging result based on optic sensor array above.
The quantity of magnetic sensor can be one according to the magnetic distribution characteristics and partitioned area of the bank note of country variant
Or it is multiple, it is arranged in the position that corresponding bank note magnetic characteristic area is passed through.
Further, paper money counter further includes infrared sensor 4 and Ultraviolet sensor 5, the infrared sensor 4 and ultraviolet transducing
Device 5 is arranged on the bank note Transfer pipe, described for detecting feature of the bank note under infrared light and feature under ultraviolet light
Microprocessor 1 is connected with the infrared sensor 4 and Ultraviolet sensor 5.Feature of the microprocessor 1 using bank note under infrared light
Feature under ultraviolet light judges the true and false of bank note, with the judging result based on optic sensor array above, Yi Jiji
It is combined in the judging result of magnetic sensor, recognition accuracy can be further improved.
The utility model is described in detail above by specific embodiment, these detailed description are only limited to
The content of the utility model is helped skilled in the art to understand, the limit to scope of protection of the utility model can not be interpreted as
System.Various retouchings, equivalent transformation or the change that those skilled in the art carry out such scheme under the utility model design
The quantity of all types of sensors and arrangement position etc. should be included in the scope of protection of the utility model.