CN204440529U - Imageing sensor and bank note treatment device - Google Patents
Imageing sensor and bank note treatment device Download PDFInfo
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- CN204440529U CN204440529U CN201520138139.2U CN201520138139U CN204440529U CN 204440529 U CN204440529 U CN 204440529U CN 201520138139 U CN201520138139 U CN 201520138139U CN 204440529 U CN204440529 U CN 204440529U
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Abstract
The utility model discloses a kind of imageing sensor and bank note treatment device, this imageing sensor comprises the first photosensory assembly and the first light source assembly to original copy irradiation light, also comprise the first lens arra of light collection to the first photosensory assembly reflected by original copy, the incidence surface of the first lens arra is positioned at the light that the first light source assembly sends and is radiated on the travel path of reflection ray original copy producing mirror-reflection.With detect note surface by the thickness detecting bank note in prior art and whether be pasted with compared with the method for adhesive tape, according to the image intensity value difference that imageing sensor generates, the bank note treatment device that the utility model provides judges whether note surface is pasted with adhesive tape, number of parts is few, compact conformation, take up room little, namely be convenient to improve efficiency of assembling, be conducive to device miniaturization again.
Description
Technical field
The utility model relates to a kind of imageing sensor and bank note treatment device.
Background technology
The financial fields such as bank require that the bank note treatment device such as coin identifier, cleaning-sorting machine can detect note surface and whether be pasted with adhesive tape, thus prevent lawless person from using adhesive tape that part genuine note and counterfeit money are pasted together counterfeit note.Usually use paper money thickness testing apparatus to detect note surface in prior art and whether be pasted with adhesive tape.
As shown in Figure 1, paper money thickness testing apparatus comprises reference roller 1 ＇, multiple detection components, and back shaft 3 ＇, wherein, reference roller 1 ＇ extends along width of paper money direction, the width of length and bank note is suitable, back shaft 3 ＇ and reference roller 1 ＇ relative spacing be arranged in parallel, multiple detection components is arranged along back shaft 3 ＇, each detection components comprises support 4 ＇ be socketed with back shaft 3 ＇, be arranged on thickness measuring roller 2 ＇ on support 4 ＇, measuring roll 2 ＇ is made to press to flexible member 5 ＇ of reference roller 1 ＇ all the time for biased carriage 4 ＇, and detection piece 6 ＇ be arranged on support 3 ＇ and sensor 7 ＇ coordinating with detection piece 6 ＇ or be separated be arranged on fixed frame.When bank note is by when passing through between reference roller 1 ＇ and measuring roll 2 ＇, if when bank note there is no Continuous pressing device for stereo-pattern, then the height that measuring roll 2 ＇ lifts is the thickness of bank note by bank note, be now the first distance between sensor 7 ＇ and detection piece 6 ＇, sensor 7 ＇ exports the first detection signal, if bank note is pasted with adhesive tape, bank note by the height that measuring roll 2 ＇ lifts be bank note and adhesive tape thickness and, be now second distance between sensor 7 ＇ and detection piece 6 ＇, sensor 7 ＇ exports the second detection signal, according to the detection signal of sensor 7 ＇, can judge whether note surface is pasted with adhesive tape.
Whether this detection note surface is pasted with the scheme of adhesive tape because the part used is many, it is large to take up room, and has therefore both been unfavorable for improving efficiency of assembling, is also unfavorable for device miniaturization.
Utility model content
The purpose of this utility model is to provide a kind of imageing sensor, reliably to detect on original copy whether be pasted with adhesive tape; The purpose of this utility model is also to provide a kind of bank note treatment device with above-mentioned imageing sensor.
For this reason, the utility model provides a kind of imageing sensor on the one hand, comprise the first photosensory assembly and the first light source assembly to original copy irradiation light, also comprise the first lens arra of light collection to the first photosensory assembly reflected by original copy, the incidence surface of the first lens arra is positioned at the light that the first light source assembly sends and is radiated on the travel path of reflection ray original copy producing mirror-reflection.
Further, the reflection ray that the light that the optical axis of above-mentioned first lens arra and the first light source assembly send is radiated at incidence surface original copy producing arrival first lens arra that mirror-reflection generates be arranged in parallel.
Further, above-mentioned imageing sensor also comprises the second lens arra of light collection to the first photosensory assembly through original copy.
Further, above-mentioned first light source assembly comprises light guide, light guide comprises the first exiting surface and the second exiting surface that arrange in angle, and the incidence surface of the first lens arra is positioned at the light that the first exiting surface sends and is radiated on the travel path of reflection ray original copy producing mirror-reflection.
Further, above-mentioned imageing sensor also comprises the first framework and closes the first light-passing board of the first framework, and wherein, the first frame shape becomes chamber, and the first light source assembly, the first lens arra and the first photosensory assembly are arranged in the chamber.
According to another aspect of the present utility model, provide a kind of bank note treatment device, comprise the first imageing sensor that the first surface in the face of bank note is arranged, this first imageing sensor is according to imageing sensor described above.
Further, above-mentioned bank note treatment device also comprises second the second imageing sensor arranged in the face of bank note, and the second imageing sensor comprises the second photosensory assembly, to the secondary light source assembly of bank note irradiation light and by the second lens arra of light collection to the second photosensory assembly of bank note reflection.
Further, above-mentioned second imageing sensor also comprises the 3rd lens arra of light collection to the second photosensory assembly of transmission bank note.
Further, above-mentioned first imageing sensor also comprises for the 3rd light source assembly to bank note irradiation light, on the travel path of the transmitted ray that the light that the exiting surface that the incidence surface of the 3rd lens arra is positioned at the 3rd light source assembly sends produces after irradiating bank note.
Further, above-mentioned first light source assembly comprises light guide, light guide comprises the first exiting surface and the second exiting surface that arrange in angle, the incidence surface of the first lens arra is positioned at the light that the first exiting surface sends and is radiated on the travel path of reflection ray bank note producing mirror-reflection, and the incidence surface of the 3rd lens arra is positioned on the travel path of the transmitted ray produced after light that the second exiting surface sends irradiates bank note.
Further, above-mentioned bank note treatment device also comprises the first pressure roller abutting with the first imageing sensor and coordinate, the peripheral distribution hairiness brush layer of the first pressure roller.
The incidence surface of the lens arra of the imageing sensor that the utility model provides be positioned at light that light source assembly sends be radiated at original copy produces the reflection ray that mirror-reflection generates travel path on, the gray-scale value of the image that the position back reflection that incident ray is radiated at the Continuous pressing device for stereo-pattern of original copy generates to lens arra there are differences with the gray-scale value of the image that the position back reflection of the non-Continuous pressing device for stereo-pattern being radiated at original copy generates to lens arra, therefore, it is possible to judge whether original copy surface is pasted with adhesive tape accordingly.Further, be arranged to by the optical axis of lens arra parallel through the reflection ray of mirror-reflection with incident ray, make to be radiated at incident ray the image intensity value difference that on adhesive tape, back reflection generates to lens arra larger, therefore testing result is more accurate.
The bank note treatment device that the utility model provides, the pressure roller with hairbrush layer is adopted the pressing of the detection coin face of bank note to be detected on the light-passing board of imageing sensor, coin face like this is smooth, the reflecting effect of coin face adhesive tape strengthens, depth of field fluctuation range reduces, also adopt lens arra by light collection to photosensory assembly, the susceptibility that raising photo-sensitive cell is reflective to adhesive tape simultaneously.
With detect note surface by the thickness detecting bank note in prior art and whether be pasted with compared with the method for adhesive tape, according to the image intensity value difference that imageing sensor generates, the bank note treatment device that the utility model provides judges whether note surface is pasted with adhesive tape, number of parts is few, compact conformation, take up room little, namely be convenient to improve efficiency of assembling, be conducive to device miniaturization again.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of paper money thickness testing apparatus of the prior art;
Fig. 2 is the structural representation of the bank note treatment device according to the utility model first embodiment;
Fig. 3 is the section of structure of the imageing sensor according to the utility model first embodiment;
Fig. 4 is the section of structure of the first testing agency of bank note treatment device according to the utility model first embodiment;
Fig. 5 is the angle schematic diagram of incident ray when coordinating with original copy according to the imageing sensor of the utility model first embodiment and reflection ray;
Fig. 6 is the angle schematic diagram of incident ray and reflection ray when coordinating with adhesive tape according to the imageing sensor of the utility model first embodiment;
Fig. 7 is the structural representation of the image capture mechanism of bank note treatment device according to the utility model second embodiment; And
Fig. 8 is the structural representation of the image capture mechanism of bank note treatment device according to the utility model the 3rd embodiment.
Description of reference numerals
100, mechanism of paper is forced; 200, paper feed mechanism;
300, bank note acquisition of information mechanism; 310, image capture mechanism;
320, magnetic information obtains mechanism; 1, the first framework;
2, the first light source assembly; 3, the first lens arra;
4, the first photosensory assembly; 5, the first light-passing board;
6, conveying roller group; 40, impeller;
51, the first reversing piece; 52, the second reversing piece;
311, the first imageing sensor; 312, the first pressure roller;
321, magnetic head; 322, the second pressure roller;
313, the second imageing sensor; 314, the 3rd pressure roller;
21, the first exiting surface; 22, the second exiting surface;
31, the incidence surface of the first lens arra; 71, the second framework;
72, secondary light source assembly; 73, the second lens arra;
74, the second photosensory assembly; 75, the 3rd lens arra;
76, the second light-passing board; 721, the second exiting surface;
731, the incidence surface of the second lens arra; 751, the incidence surface of the 3rd lens arra;
8, the 3rd light source assembly; 81, the exiting surface of the 3rd light source assembly;
P, main channel; S0, enter coin mouth;
S3, coin refund; S1, the first cash dispensing port;
S2, the second cash dispensing port; P1, the first secondary channels;
P2, the second secondary channels.
Embodiment
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Fig. 2 is the structural representation of bank note treatment device first embodiment of the imageing sensor using the utility model to provide.In the present embodiment, bank note treatment device is paper currency sorter.As shown in Figure 2, paper currency sorter be provided be in communication with the outside enter coin mouth S0, at least one cash dispensing port, and coin refund S3, paper currency sorter comprises main channel P, at least one secondary channels, forces mechanism of paper 100, paper feed mechanism 200, bank note acquisition of information mechanism 300, conveying mechanism, reverse mechanism, and driving mechanism (not shown).
Wherein, enter the initiating terminal that coin mouth S0 is positioned at main channel P, enter coin mouth S0 for stacking pending bank note; Mechanism of paper 100 is forced to be arranged on into coin mouth S0 place, for limiting the bank note that is stacked on into coin mouth S0 place along the position in width of paper money direction; Paper feed mechanism 200 is for delivering to place of bank note acquisition of information mechanism 300 with connecing one by the bank note one be stacked on into coin mouth S0 place.
Each cash dispensing port is communicated with main channel P by a secondary channels, for holding through differentiating as normal bank note; Coin refund S3 is positioned at the end of main channel P, for holding through differentiating as abnormal bank note, as counterfeit money, worn coin, adhesive tape splicing coin etc.; Conveying mechanism moves along main channel P or secondary channels for driving bank note.Conveying mechanism comprises multiple conveying roller group 6 and multiple impeller 40, and wherein, multiple conveying roller group 6 is arranged on main channel P and each secondary channels, moves in main channel P or secondary channels for driving bank note; The quantity of the impeller 40 of conveying mechanism is equal with the total quantity of cash dispensing port and coin refund S3, wherein, an impeller 40 is provided with between each cash dispensing port and a secondary channels, for the bank note in secondary channels is sent in cash dispensing port one by one, an impeller 40 is provided with, for being delivered in coin refund S3 by the bank note in the P of main channel between coin refund S3 and main channel P.
In the present embodiment, paper currency sorter includes coin mouth S0, two cash dispensing ports (i.e. the first cash dispensing port S1 and the second cash dispensing port S2), two secondary channels (i.e. the first secondary channels P1 and the second secondary channels P2) and coin refund S3, conveying mechanism comprises three impellers 40, wherein, first cash dispensing port S1 is communicated with main channel P by the first secondary channels P1, for holding through differentiating as the first bank note normal, as the Renminbi of 100 yuan of denominations; Second cash dispensing port S2 is communicated with main channel P by the second secondary channels P2, for holding through differentiating as normal the second bank note, as the Renminbi of fifty yuan denomination; Three impellers 40 of conveying mechanism are separately positioned between the first secondary channels P1 and the first cash dispensing port S1, between the second secondary channels P2 and the second cash dispensing port S2, and between main channel P and coin refund S3; Reverse mechanism comprises the first reversing piece 51, second reversing piece 52, and the first actuator and the second actuator (not shown).Wherein, the first reversing piece 51 is arranged on the intersection of main channel P and the first secondary channels P1, and the second reversing piece 52 is arranged on the intersection of main channel P and the second secondary channels P2; First actuator and the second actuator can be cam or electromagnet etc., and wherein, the first actuator is connected with the first reversing piece 51, and under the driving of the first actuator, the first reversing piece 51 has primary importance and the second place.When the first reversing piece 51 is positioned at primary importance, main channel P is communicated with the first secondary channels P1, and the bank note being positioned at main channel P is sent to the first secondary channels P1 by the guiding of the first reversing piece 51; When the first actuator drives the first reversing piece 51 to move to the second place, the path between main channel P and the first secondary channels P1 is disconnected, and bank note can only be vacillated dynamic downwards along main channel P continuation; Second actuator is connected with the second reversing piece 52, under the driving of the second actuator, second reversing piece 52 has primary importance and the second place, wherein, when the second reversing piece 52 is positioned at primary importance, main channel P is communicated with the second secondary channels P2, and the bank note being positioned at main channel P is sent to the second secondary channels P2 by the guiding of the second reversing piece 52; When the second actuator drives the second reversing piece 52 to move to the second place, the path between main channel P and the second secondary channels P2 is disconnected, and main channel P is communicated with coin refund S3, and the bank note in the P of main channel is sent in coin refund S3.
Bank note acquisition of information mechanism 300 is arranged on the P of main channel, comprise image capture mechanism 310 and magnetic information acquisition mechanism 320, wherein, image capture mechanism 310 is for obtaining the image information of note surface, and image capture mechanism 310 comprises the first imageing sensor 311 and the first pressure roller 312 being positioned at the tangent setting in P both sides, main channel; Magnetic information obtains mechanism 320 for obtaining the magnetic information on bank note, magnetic information obtains mechanism 320 and comprises and be positioned at the magnetic head 321 and the second pressure roller 322 that P both sides, main channel are oppositely arranged, when bank note by between magnetic head 321 and the second pressure roller 322 through out-of-date, magnetic head 321 reads the magnetic information of note surface.The controller of paper currency sorter obtains the image information of the acquisition of mechanism 320 according to image capture mechanism 310 and magnetic information and magnetic information judges whether note surface is pasted with adhesive tape, and the information such as the true and false of bank note, denomination size.
Fig. 3 is the section of structure of the imageing sensor according to the utility model first embodiment, and Fig. 4 is the section of structure of the image capture mechanism of bank note treatment device according to the utility model first embodiment.As shown in Figure 3, Figure 4, the first imageing sensor 311 in image capture mechanism 310 comprises the first framework 1, first light source assembly 2, first lens arra 3, first photosensory assembly 4, and first light-passing board 5, wherein, first light-passing board 5 is by the first light source assembly 2, first lens arra 3, and the first photosensory assembly 4 is encapsulated in the chamber on the first framework 1.
The incidence surface 31 of the first lens arra 3 and the first light-passing board 5 are arranged in angle, and the incidence surface 31 of the first lens arra 3 be positioned at the light sent by the first exiting surface 21 of the first light source assembly 2 be radiated at original copy there is the reflection ray that mirror-reflection generates travel path on, therefore, when the first light source assembly 2 launches the incident ray for irradiating original copy from the first exiting surface 21, if this incident ray is radiated on original copy through the first light-passing board 5, and mirror-reflection occurs, after the reflection ray that then mirror-reflection generates passes the first light-passing board 5, be radiated on the incidence surface 31 of the first lens arra 3, the reflection ray received is converged to the first photosensory assembly 4 by the first lens arra 3, first photosensory assembly 4 exports corresponding signal, the image of original copy can be formed accordingly.Preferably, the optical axis 32 of the first lens arra 3 and the angle of the first light-passing board 5 meet the following conditions: the light perpendicular to the first exiting surface 21 sent by the first exiting surface 21 is radiated at and original copy occurs the reflection ray that mirror-reflection generates vertically is radiated on the incidence surface 31 of the first lens arra 3, namely reflection ray is parallel with optical axis 32, now, the angle of optical axis 32 and position are according to the angle of the first exiting surface 21 of the first light source assembly 2 and position, principle of reflection, refraction principle, and incidence surface 31 angular relationship of reflection ray and the first lens arra 3 calculates.In the present embodiment, the angle of optical axis 32 and the first light-passing board 5 is 45 degree, the angle of the first exiting surface 21 and the first light-passing board 5 is 45 degree, and the incident ray perpendicular to the first exiting surface 21 sent by the first exiting surface 21 is radiated at and original copy occurs the reflection ray that mirror-reflection generates vertically is radiated on the incidence surface 31 of the first lens arra 3.
The tangent setting of first light-passing board 5 of the first pressure roller 312 and the first imageing sensor 311, the light sent by the first exiting surface 21 of the first light source assembly 2, behind the original copy surface that the first light-passing board 5 is radiated at the tangency location being positioned at the first pressure roller 312 and the first light-passing board 5, reflexes on the incidence surface 31 of the first lens arra 3.Preferably, first pressure roller 312 is hair roller, its peripheral distribution hairiness brush layer, first light-passing board 5 of this mao of roller and the first imageing sensor 311 is tangent, the fur pressing original copy being positioned at tangency location both sides of the first pressure roller 312, make the contact area of original copy and the first light-passing board 5 larger, therefore the image of the first imageing sensor 311 acquisition is more clear.
In other embodiments, the roller surface of the first pressure roller 312 presses coin layer to replace hairbrush layer by other flexibility, make the part pressing original copy the first pressure roller 312 being positioned at tangency location both sides, the contact area of original copy and the first light-passing board 5 is larger, and therefore the image of the first imageing sensor 311 acquisition is more clear.
Fig. 5 is the angle schematic diagram of incident ray when coordinating with original copy according to the imageing sensor of the utility model first embodiment and reflection ray, and Fig. 6 is the angle schematic diagram of incident ray and reflection ray when coordinating with adhesive tape according to the imageing sensor of the utility model first embodiment.The principle of work of image capture mechanism 310 is introduced below in conjunction with Fig. 4 to Fig. 6.
As shown in Figure 4, when imageing sensor is when detecting original copy, first light source assembly 2 launches incident ray by the first exiting surface 21, be radiated at after on original copy and reflect, if original copy surface does not have Continuous pressing device for stereo-pattern, as shown in Figure 5, due to uneven on original copy surface microscopic, therefore incident ray is radiated at the original copy surface back reflection light reflection angle of returning and differs, form diffuse reflection, partial illumination is only had on the incidence surface 31 of the first lens arra 3 in reflection ray, convergence of rays is given the first photosensory assembly 4 by the first lens arra 3, the image generating original copy is now outputed signal according to the first photosensory assembly 4, if original copy surface mount has adhesive tape, as shown in Figure 6, because tape surface is smooth, therefore to be radiated at the reflection angle of the light that tape surface back reflection is returned identical for incident ray, form mirror-reflection, major part reflection ray is radiated on the incidence surface 31 of the first lens arra 3, convergence of rays is given the first photosensory assembly 4 by the first lens arra 3, now output signal according to the first photosensory assembly 4 and generate original image, the light intensity that when light intensity received due to the incidence surface 31 of the first lens arra 3 when original copy surface does not have a Continuous pressing device for stereo-pattern is less than original copy surface mount adhesive tape, the incidence surface 31 of the first lens arra 3 receives, therefore, the gray-scale value of the original image formed in above-mentioned two situations there are differences, controller is according to the gray scale difference of the original image detected, judge that original copy surface mount has adhesive tape.
It is pointed out that in the utility model, by using the first pressure roller 312 to be pressed on light-passing board by original copy, making tape surface smooth smooth again, improve the light intensity of tape surface reflection.
When there is mirror-reflection in original copy surface, reflection ray is vertically radiated on the incidence surface 31 of the first lens arra 3, be that at an angle is radiated at compared with the incidence surface 31 of the first lens arra 3 with reflection ray, the luminous flux be vertically radiated on the incidence surface 31 of the first lens arra 3 is greater than the luminous flux on the incidence surface 31 being radiated at the first lens arra 3 at an angle, therefore at the first lens arra 3, this reflection ray is assembled after to the first photosensory assembly 4, the gray scale of the image generated thus is brighter, and controller of being more convenient for judges whether original copy surface is pasted with adhesive tape.
The incidence surface of the lens arra of the imageing sensor that the utility model provides be positioned at light that light source assembly sends be radiated at original copy produces the reflection ray that mirror-reflection generates travel path on, the gray-scale value of the image that the position back reflection that incident ray is radiated at the Continuous pressing device for stereo-pattern of original copy generates to lens arra there are differences with the gray-scale value of the image that the position back reflection of the non-Continuous pressing device for stereo-pattern being radiated at original copy generates to lens arra, therefore, can judge whether original copy surface is pasted with adhesive tape accordingly, further, the optical axis of lens arra is arranged to parallel with the reflection ray of incident ray through mirror-reflection, make to be radiated at incident ray the image intensity value difference that on adhesive tape, back reflection generates to lens arra larger, therefore testing result is more accurate.
With detect note surface by the thickness detecting bank note in prior art and whether be pasted with compared with the method for adhesive tape, according to the image intensity value difference that imageing sensor generates, the bank note treatment device that the utility model provides judges whether note surface is pasted with adhesive tape, number of parts is few, compact conformation, take up room little, namely be convenient to improve efficiency of assembling, be conducive to device miniaturization again.
Fig. 7 is the structural representation of the image capture mechanism of bank note treatment device according to the utility model second embodiment, as shown in Figure 7, the present embodiment difference compared with the first embodiment is, image capture mechanism 310 in the present embodiment also comprises and lays respectively at P both sides, main channel and the second imageing sensor 313 of tangent setting and the 3rd pressure roller 314, wherein, second imageing sensor 313 and the first pressure roller 312 are positioned at the same side of main channel P, 3rd pressure roller 314 and the first imageing sensor 311 are positioned at the same side of main channel P, wherein, first imageing sensor 311 is for obtaining the image information of the first surface of bank note, second imageing sensor 313 is for obtaining the image information of second of bank note.
Second imageing sensor 313 comprises the second framework 71, secondary light source assembly 72, second lens arra 73, second photosensory assembly 74, 3rd lens arra 75, and second light-passing board 76, wherein, second light-passing board 76 is by secondary light source assembly 72, second lens arra 73, 3rd lens arra 75, and second photosensory assembly 74 be encapsulated in the chamber on the second framework 71, the convergence of rays that receives separately is all given the second photosensory assembly 74 by the second lens arra 73 and the 3rd lens arra 75, the incident ray that secondary light source assembly 72 is launched from its exiting surface 721 is radiated at after original copy through the second light-passing board 76 and mirror-reflection occurs, reflection ray is after the second light-passing board 76, vertically be radiated on the incidence surface 731 of the second lens arra 73, reflection ray is converged to the second photosensory assembly 74 by the second lens arra 73, second photosensory assembly 74 exports corresponding signal, the reflected image of original copy can be formed accordingly, wherein, the incidence surface 731 of the second lens arra 73 arrange form with the first lens arra 3 incidence surface 31 form is set, do not repeat them here, the incidence surface 751 of the 3rd lens arra 75 is relative with the exiting surface 81 of the 3rd light source assembly 8 of the first imageing sensor 311 and be arranged in parallel, after light penetration first light-passing board 5 that 3rd light source assembly 8 sends from its exiting surface 81, bank note, the second light-passing board 76, be radiated on the incidence surface 751 of the 3rd lens arra 75,3rd lens arra 75 is assembled to the second photosensory assembly 74 of the second imageing sensor 313, can generate the transmission image of bank note according to the output signal of the second photosensory assembly 74.Therefore the image capture mechanism 310 in the bank note treatment device that provides of the present embodiment not only can obtain the double-edged image information of bank note, detects note surface and whether is pasted with adhesive tape, can also detect the transmission image information of bank note.
Fig. 8 is the structural representation of the image capture mechanism of bank note treatment device according to the utility model the 3rd embodiment.As shown in Figure 8, the present embodiment difference compared with the second embodiment is, in the present embodiment, first imageing sensor 311 does not arrange the 3rd light source assembly 8, but be also provided with the second exiting surface 22 at the first light source assembly 2, second exiting surface 22 and the first exiting surface 21 are arranged in angle, second exiting surface 22 is parallel and relative with the incidence surface 751 of the 3rd lens arra 75 of the second imageing sensor 313, the light that first light source assembly 2 of the first imageing sensor 311 is launched from its second exiting surface 22, through the first light-passing board 5, bank note, be radiated on the incidence surface 751 of the 3rd lens arra 75 after second light-passing board 76, transmitted ray is assembled to the second photosensory assembly 74 of the second imageing sensor 313 by the 3rd lens arra 75, the transmission image of bank note can be generated according to the output signal of the second photosensory assembly 74.The present embodiment is minimizing light source assembly compared with the second embodiment, because this reducing the cost of imageing sensor.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an imageing sensor, comprise the first photosensory assembly and the first light source assembly to original copy irradiation light, it is characterized in that, also comprise the light collection that reflected by described original copy the first lens arra to described first photosensory assembly, the incidence surface of described first lens arra is positioned at the light that described first light source assembly sends and is radiated on the travel path of the reflection ray described original copy producing mirror-reflection.
2. imageing sensor according to claim 1, it is characterized in that, the reflection ray that the light that the optical axis of described first lens arra and described first light source assembly send is radiated at the incidence surface described original copy producing described first lens arra of arrival that mirror-reflection generates be arranged in parallel.
3. imageing sensor according to claim 1, is characterized in that, also comprises the light collection through described original copy to the second lens arra of described first photosensory assembly.
4. imageing sensor according to claim 1, it is characterized in that, described first light source assembly comprises light guide, described light guide comprises the first exiting surface and the second exiting surface that arrange in angle, and the incidence surface of described first lens arra is positioned at the light that described first exiting surface sends and is radiated on the travel path of the reflection ray described original copy producing mirror-reflection.
5. a bank note treatment device, comprise the first imageing sensor that the first surface in the face of bank note is arranged, it is characterized in that, described first imageing sensor is imageing sensor according to claim 1 and 2.
6. bank note treatment device according to claim 5, it is characterized in that, also comprise in the face of second of described bank note the second imageing sensor arranged, described second imageing sensor comprises the second photosensory assembly, to the secondary light source assembly of bank note irradiation light and the light collection that reflected by described bank note to the second lens arra of described second photosensory assembly.
7. bank note treatment device according to claim 6, is characterized in that, described second imageing sensor also comprises the light collection of bank note described in transmission to the 3rd lens arra of described second photosensory assembly.
8. bank note treatment device according to claim 7, it is characterized in that, described first imageing sensor also comprises for the 3rd light source assembly to described bank note irradiation light, on the travel path of the transmitted ray produced after the light that the exiting surface that the incidence surface of described 3rd lens arra is positioned at described 3rd light source assembly sends irradiates described bank note.
9. bank note treatment device according to claim 7, it is characterized in that, described first light source assembly comprises light guide, described light guide comprises the first exiting surface and the second exiting surface that arrange in angle, the incidence surface of described first lens arra is positioned at the light that described first exiting surface sends and is radiated on the travel path of the reflection ray described bank note producing mirror-reflection, and the incidence surface of described 3rd lens arra is positioned on the travel path of the transmitted ray produced after light that described second exiting surface sends irradiates described bank note.
10. bank note treatment device according to claim 6, is characterized in that, also comprises and abuts with described first imageing sensor the first pressure roller coordinated, the peripheral distribution hairiness brush layer of described first pressure roller.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520138139.2U CN204440529U (en) | 2015-03-11 | 2015-03-11 | Imageing sensor and bank note treatment device |
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| CN201520138139.2U CN204440529U (en) | 2015-03-11 | 2015-03-11 | Imageing sensor and bank note treatment device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016141801A1 (en) * | 2015-03-11 | 2016-09-15 | 山东新北洋信息技术股份有限公司 | Image sensor and banknote processing apparatus |
| WO2016184336A1 (en) * | 2015-05-15 | 2016-11-24 | 山东新北洋信息技术股份有限公司 | Paper money detection method and paper money processing device |
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| WO2016141801A1 (en) * | 2015-03-11 | 2016-09-15 | 山东新北洋信息技术股份有限公司 | Image sensor and banknote processing apparatus |
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| WO2016184336A1 (en) * | 2015-05-15 | 2016-11-24 | 山东新北洋信息技术股份有限公司 | Paper money detection method and paper money processing device |
| CN106296971A (en) * | 2016-08-31 | 2017-01-04 | 东方通信股份有限公司 | A kind of note surface paste high precision test identification system and method |
| CN106447903A (en) * | 2016-09-05 | 2017-02-22 | 深圳怡化电脑股份有限公司 | Control method for preventing receiving spliced paper currency and control system thereof |
| CN106213904A (en) * | 2016-09-14 | 2016-12-14 | 浙江维融电子科技股份有限公司 | A kind of self-help bank sales counter |
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| CN112184984A (en) * | 2020-09-02 | 2021-01-05 | 敦南科技（无锡）有限公司 | Currency detector with adhesive tape detection function |
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