CN101789146A - Face-to-face photographing type coin inspection machine and coin inspection method - Google Patents
Face-to-face photographing type coin inspection machine and coin inspection method Download PDFInfo
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- CN101789146A CN101789146A CN200910077853A CN200910077853A CN101789146A CN 101789146 A CN101789146 A CN 101789146A CN 200910077853 A CN200910077853 A CN 200910077853A CN 200910077853 A CN200910077853 A CN 200910077853A CN 101789146 A CN101789146 A CN 101789146A
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Abstract
The invention provides a face-to-face photographing type coin inspection machine and a coin inspection method. The face-to-face photographing type coin inspection machine is used for inspecting the quality and a coincided imprint of a coin stamping image and comprises a conveyor belt, a slope slide way and a face-to-face photographing structure, wherein the slope slide way is connected to the outlet end of the conveyor belt; a coin is transmitted from the conveyor belt and then enters the slope slide way to take inertia and free-fall motion; the slope slide way is provided with a transparent structure which enables the front and back images of the coin to be both showed; and the face-to-face photographing structure is the front and back image structure of the coin capable of moving to the slope slide way in a simultaneous face-to-face photographing way. The invention simultaneously inspects the quality of the front and the back of the coin on the slope slide way without setting a complex mechanical structure for overturning the coin in the coin inspection machine, thereby reducing the volume, lowering the requirements for the space of a workshop and achieving the purpose of simplifying and reducing the coin inspection machine.
Description
Technical field
The present invention relates to a kind of coin inspection technology, particularly a kind of to coin carry out quality check to clapping formula coin inspection machine and a kind of to clapping formula coin inspection method.
Background technology
At present, the machine of checking coin quality has: VisiCoin100 type coin inspection machine and Japanese a kind of coin inspection machine of the coin On line inspection machine of China Nanjing Mint, the coin off-line inspection machine of China's Shenyang Mint Factory, French Proditec company.There is following subject matter in these coin inspection machines:
1) volume is big, to the space requirement height in the workshop.
The fuselage of coin inspection machine is all long, and horizontal direction is all more than 2 meters.Why huge the volume of mechanical part is, be because to detect when detecting coin two and, and camera can only be taken above travelling belt.Mechanical part need possess the function with the coin upset, and the structure more complicated makes that the bulk of complete machine is huge.
2) the specification accuracy of detection is lower.
The coin inspection machine mostly adopts the mode of taking pictures from the travelling belt top to obtain image.Because the contrast of coin and background is very low, clap the outer ring not fogging clear so that can't detect the size of outer ring.If because die wear causes race diameter overproof,, might cause waste product by the gross if can not in time find and mold exchange more.
3) can not detect seal.
According to the product quality standard, front side and back side picture and text center line intersect angle must not be greater than 11.5 degree.Existing various coin inspection machine is all taken the tow sides of coin at different check points, and coin rotation might occur in by different check point processes, so existing detection mode can not detect this deviation.Might cause waste product by the gross if can not in time find to the seal deviation.
4) still there is not the incorporate coin quality of production of online and off-line to check and to the machine of the sorting of different cultivars coin.
Summary of the invention
The present invention is directed to the defective or the deficiency that exist in the prior art, provide that a kind of tow sides to coin carry out quality check simultaneously specially to clapping formula coin inspection machine, it is little to have a volume, the advantage low to the space requirement in workshop the invention still further relates to a kind of coin inspection method.
Technical scheme of the present invention is as follows:
A kind of to clapping formula coin inspection machine, be used for coin punching press image is carried out quality and seal is checked, comprise travelling belt, it is characterized in that, also comprise the inclined-plane slideway and to clapping structure, described inclined-plane slideway is connected in the endpiece of travelling belt, coin carries back to the described inclined-plane slideway that finishes to do the inertia and the movement of falling object from travelling belt, described inclined-plane slideway is provided with permeable structures, described permeable structures makes the pros and cons image of coin all can present, described to clap structure be can be simultaneously to the structure of the pros and cons image of the coin of beat running to the inclined-plane slideway.
Above-mentioned permeable structures is the transparent window more than or equal to coin-size, described to clapping structure for light source and Array CCD Camera all to be installed at the upper and lower of transparent window, described light source and Array CCD Camera are all pointed to transparent window, and described Array CCD Camera all overlaps with the normal direction of transparent window.
Above-mentioned permeable structures is a slit, angle between described slit and the coin traffic direction place straight line is spent smaller or equal to 120 more than or equal to 60 degree, and slit in the horizontal projection of coin direction of motion more than or equal to coin diameter, described is that light source and the Array CCD Camera of pointing to slit is installed above slit to clapping structure, install to point to the light source and the linear array CCD camera of slit below slit, described Array CCD Camera and linear array CCD camera are all with oblique and the normal direction of slideway overlaps.
Also comprise graphics processing unit, electric controller and rejecting parts, described graphics processing unit will be handled the coin image of clapping clapping structure, and judge the quality of coin punching press image according to template, and judgement is to the deviation of seal, with judgement is waste product coin or finished product coin, and result is sent to electric controller, described rejecting parts under the control of electric controller with goods rejection.
Also connect a sorting structure after coin has checked, the coin that described sorting structure skids off inclined-plane slideway endpiece under the control of electric controller according to the variety classes sorting in different hoppers.
Above-mentioned rejecting parts comprise the jet assembly of rejecting in mouth and the rejecting mouth, described rejecting mouth is arranged on the inclined-plane slideway and is positioned at the lower end of permeable structures, described jet assembly comprises solenoid valve, pressure-air and nozzle, when the coin process is rejected mouth, described electric controller is opened the solenoid valve of rejecting in mouthful interior jet assembly, waste product is blown in the waste product material-falling hopper by nozzle with pressure-air.
Above-mentioned sorting structure comprises slide plate, transport tape, jet assembly and Coin sorting hopper, described slide plate slides to transport tape with coin, at least two jet assemblies of a side setting of described transport tape, the Coin sorting hopper that the opposite side setting of transport tape is corresponding with jet assembly, described jet assembly under the control of electric controller with different types of Coin sorting in the Coin sorting hopper of correspondence.
The end of above-mentioned inclined-plane slideway is provided with the finished product hoister, and described finished product hoister is used to promote the open height that of finished product coin.
Above-mentioned inclined-plane slideway is a reflective inclined-plane slideway.
Above-mentioned transparent window is reflective and anti abrasive glass window, and described light source is for being enclosed in Array CCD Camera camera lens ringwise led light source all around.
Above-mentioned have the optical filtering ability to clapping structure, and described optical filtering ability makes not to be disturbed when clapping up and down mutually to clapping structure.
What the ringwise led light source of above-mentioned transparent window upper and lower was launched respectively is the light of two kinds of different colours except that white, the camera lens front end of described Array CCD Camera has been installed corresponding optical filter respectively, the coin list that the light that the annular LED light source sent that described optical filter makes video camera can only absorb direction separately forms and image.
One side of the inlet end of above-mentioned travelling belt is provided with a vibration feed table, and described vibration feed table is delivered to travelling belt with the coin of examine.
The inlet end of above-mentioned travelling belt is connected with not inspection product hoister, describedly examines the entrance height that the product hoister is used to promote the coin of examine.
A kind of to clapping formula coin inspection method, it is characterized in that, coin is carried from travelling belt and is entered an inclined-plane slideway after finishing and do the inertia and the movement of falling object, and can present the pros and cons image when sliding on the inclined-plane slideway, and this pros and cons image to coin carries out clapping simultaneously.
Coin is to present the pros and cons image by the transparent window on the inclined-plane slideway, and the light source that all points to transparent window installed of the upper and lower by transparent window and the Array CCD Camera pros and cons image that carries out coin to clapping.
Technique effect of the present invention is as follows:
Of the present invention to clapping that formula coin inspection machine comprises the inclined-plane slideway and to clapping structure, the coin of examine carries back to the inclined-plane slideway that finishes to do the inertia and the movement of falling object from travelling belt, because the inclined-plane slideway is provided with the permeable structures that makes that the pros and cons image of coin all can present, can be when so coin moves on the inclined-plane slideway by the bat structure being taken simultaneously the pros and cons image of coin, solved and above travelling belt, to have taken by single face, for detecting the two-sided problem that need in inspection machine, be provided with the complex mechanical construction of coin upset, the present invention's tow sides to coin on the inclined-plane slideway carry out quality check simultaneously, and complex mechanical construction with coin upset need be set in inspection machine, reduced volume, reduced space requirement simultaneously, reached the purpose of simplifying and dwindling the coin inspection machine the workshop; Owing to take the tow sides of coin at same position,, improved detection efficiency so can detect and in time find that coin is double-edged to the seal deviation.
Be provided with the sorting structure under the control of electric controller with different Coin sortings in the hopper of correspondence, make the present invention have the function of sorting coin to clapping formula coin inspection machine.
Art end at the inclined-plane slideway is provided with the finished product hoister, is used to promote the open height that of finished product coin, makes the present invention can directly dock finished product hopper commonly used to clapping formula coin inspection machine, and the one inspection machine that a kind of energy is online, off-line is checked coin quality is provided.
The inclined-plane slideway is a reflective inclined-plane slideway, making has reflective inclined-plane slideway to do background when taking coin image, can clearly take the outmost turns of coin, can in time find and change dull die, improve the coin accuracy of detection, make video camera can reach the measuring accuracy of 0.02mm.
For eliminating the interference of positive and negative light source to the other side's video camera, what the light source on positive and negative two sides sent in the present invention is the light of two kinds of different colours except that white; And the video camera front end in positive and negative has added the optical filter identical with this area source color simultaneously, has so just removed the phase mutual interference of tow sides up and down to bat the time.
Of the present invention to clapping formula coin inspection method, to the coin of on the inclined-plane slideway, doing the inertia and the movement of falling object carry out the pros and cons image to clapping, simplified scrutiny program, reduced cost, save time, improved checking efficiency, can conveniently check that coin is to the seal deviation simultaneously again.
Description of drawings
Fig. 1 is that the present invention is to clapping the structure principle chart of formula coin inspection machine;
Fig. 2 is the outside drawing of the present invention to a kind of preferred embodiment of bat formula coin inspection machine;
Fig. 3 is that invention is to clapping the On line inspection pattern of formula coin inspection machine;
Fig. 4 is that invention is to clapping the off-line checking mode of formula coin inspection machine;
Fig. 5 is that the present invention is to clapping the sorting mode of operation of formula coin inspection machine;
Fig. 6 is the forward sight structural drawing of the present invention to a kind of preferred embodiment of bat formula coin inspection machine;
Fig. 7 is the backsight structural drawing of the present invention to a kind of preferred embodiment of bat formula coin inspection machine;
Fig. 8 is the process flow diagram of the present invention to a kind of preferred embodiment of bat formula coin inspection method.
Embodiment
The present invention will be described below in conjunction with accompanying drawing.
The present invention to the structure principle chart of clapping formula coin inspection machine as shown in Figure 1, a kind of to clapping formula coin inspection machine, be used for coin punching press image is carried out quality and seal is checked, comprise travelling belt 11, inclined-plane slideway 12 and to clapping structure, inclined-plane slideway 12 is connected in the endpiece of travelling belt 11, coin moves along travelling belt 11 throughput directions, for avoiding coin double swerve on travelling belt, flow guide bar is set on travelling belt, behind the flow guide bar on the coin process travelling belt, form a line, coin enters inclined-plane slideway 12 after travelling belt 11 conveyings finish, inclined-plane slideway 12 is provided with and makes the pros and cons image of coin all can present permeable structures not, this permeable structures can be preferably the transparent window 16 that is slightly larger than coin-size, coin is done the inertia and the movement of falling object on inclined-plane slideway 12, and by to clapping structure simultaneously to the pros and cons image of the coin of beat running to the inclined-plane slideway 12.
The center of transparent window 16 is the check point center, pro and con at this check point center respectively is provided with a check point, be front check point 1 and reverse side check point 2 (seeing forward sight structural drawing shown in Figure 6) to a kind of preferred embodiment of clapping formula coin inspection machine, transparent window 16 is an anti abrasive glass window, can be chosen as light source and the Array CCD Camera that the check point center of pointing to transparent window 16 all is installed at the upper and lower of transparent window 16 to clapping structure, and make Array CCD Camera all overlap with the normal direction of transparent window 16, be that Array CCD Camera 13 and light source 14 point to front check point 1, and battle array ccd video camera 15 and light source 19 point to reverse side check point 2, Array CCD Camera 13 and Array CCD Camera 15 are separately positioned on the vertical direction and the vertical lower of transparent window 16, and all point to the check point center of transparent window 16, for the light that makes light source irradiation even, light source is set to be enclosed in Array CCD Camera camera lens ringwise led light source all around, be light source 14 for being enclosed in ringwise led light source around Array CCD Camera 13 camera lenses, light source 19 is for being enclosed in Array CCD Camera 15 camera lenses ringwise led light source all around.When coin slips over this transparent window 16 on inclined-plane slideway 12, because coin is through the check point center, two check points are taken pictures simultaneously, Array CCD Camera 13 is taken the upper surface of coin, Array CCD Camera 15 sees through clear glass 16 and takes lower surface, promptly can obtain the double-edged image of coin simultaneously to photographing coin.So need not the coin that overturns, just can absorb the double-edged image of coin, therefore, simplified the structure of coin inspection machine, the size of also having dwindled it simultaneously.The positive and negative two sides of coin image has been arranged, except can checking, also had the ability of checking coin two sides image the seal deviation to its quality and specification.
In addition, permeable structures on the inclined-plane slideway 12 can also be a slit, angle between this slit and the coin traffic direction place straight line is spent smaller or equal to 120 more than or equal to 60 degree, and slit, is provided with the same pros and cons image of coin that can make like this and presents more than or equal to coin diameter in the horizontal projection of coin direction of motion.It is inhomogeneous to consider that coin may speed take place when sliding on the inclined-plane slideway, slight rotation and the long meeting of slit to the requirement of video camera high factor, in order better to obtain the complete lower surface image of coin more easily, angle between slit and the coin traffic direction place straight line is preferably 90 degree, and slit length equals or slightly greater than coin diameter, slit width is 0.1mm, at this moment, to clapping structure is that light source and the Array CCD Camera of pointing to slit is installed above slit, light source and the linear array CCD camera that points to slit is installed below slit, and Array CCD Camera and linear array CCD camera all overlap with the normal direction of inclined-plane slideway.This scheme equally can be simultaneously to clapping the double-edged image of coin.
For guaranteeing up and down bat work not to be disturbed mutually clapping formula coin inspection machine, this has the optical filtering ability to clapping structure.The annular LED light emitted of transparent window 16 upper and lowers be the light of two kinds of different colours except that white, for example, light source 14 emissions of top be red light, be green light and below light source 19 is launched.The optical filter of a correspondence has been installed respectively at the front end of Array CCD Camera 13 and Array CCD Camera 15, make Array CCD Camera 13 can only absorb the image of the coin top that red light that light source 14 sent produces, in like manner, Array CCD Camera 15 can only be absorbed the image of the formed coin of the green light below that light source 19 sent again, guarantees not disturb mutually.
Can on inclined-plane slideway 12, do the inertia and the movement of falling object for guaranteeing coin, the angle of inclination of sliding surface slideway 12 is preferably 30 °-50 °, as being chosen as 40 ° in an embodiment, for guaranteeing the specification accuracy of detection of coin, inclined-plane slideway 12 can be set to reflective inclined-plane slideway, present embodiment mainly is to make transparent window 16 be the rear reflector window.Because problem for the specification detection, key is how to see the outmost turns of coin on image, allow coin slip over from a reflective inclined-plane slideway of energy, in the process that slips over two Array CCD Camera of clapping structure being carried out tow sides takes, there has been reflective inclined-plane slideway to do background, can have clearly photographed outmost turns.Adopt this method, can reach the specification check precision of 0.02mm to bat formula coin inspection machine.In addition, the glass of transparent window 16 is adopted a kind of abrasion-resistance glass, so just avoided mild wear occurring, when seeing through the clear glass shooting at the long-time back glass surface that uses, the vestige of wearing and tearing will be superimposed upon on the image, thereby influences the problem that coin quality is checked.
The present invention can work to online, off-line or three kinds of patterns of sorting flexibly to clapping formula coin inspection machine, and the multifunctional integrated inspection machine that a kind of energy is online, off-line is checked coin quality and sorting coin kind promptly is provided.
When the present invention works online to clapping formula coin inspection machine, can directly connect together, be implemented in the quality of ray examination coin with the coin printer.Fig. 3 is the On line inspection pattern of the present invention to bat formula coin inspection machine, the present invention directly links together with coin printer 10 to clapping formula coin inspection machine 20, the coin that coin printer 10 impresses out can directly enter clapping formula coin inspection machine 20, and after inspection finishes, finished product 17 just enters in the finished product hopper 31, transports pack-thread 33 to fork truck 32 again.The waste product material-falling hopper 3 in waste product exit will receive all waste products.
Consider and adapt to multiple environment as far as possible, the present invention can also support the off-line inspection to clapping formula coin inspection machine, when working offline, a kind of mode is to check the quality of the coin of having made, and another kind of working method is that the multiple Coin sorting that will mix is in different output hoppers.Fig. 4 is the off-line checking mode of the present invention to bat formula coin inspection machine.The present invention separates with coin printer 10 clapping formula coin inspection machine 20, the coin that coin printer 10 impresses out will be transported to clapping formula coin inspection machine 20 places with fork truck 32 after never examining 34 taking-ups of product hopper, inlet end at travelling belt can also connect not inspection product hoister 35, this does not examine the entrance height that the product hoister is used to promote the coin of examine, utilization not inspection product hoister 35 will not examined 34 raisings of product hopper, this is not examined the outlet of product hopper 34 again and open and will open the inlet of clapping formula coin inspection machine, coin just can enter clapping formula coin inspection machine.After coin was checked, finished product 17 entered finished product hopper 31, transports pack-thread 33 to fork truck at last.
The present invention can realize the function of sorting coin to clapping formula coin inspection machine, and Fig. 5 is the sorting mode of operation of the present invention to bat formula coin inspection machine, examines the coin that includes multiple face amount in the product hopper 34 among the figure, different types of Coin sorting need be come.The present invention has the sorting mechanism of coin to bat formula coin inspection machine, this structure can be under the control of electric controller with coin according to the variety classes sorting in the hopper of correspondence, coin has checked the back and has been connected with this sorting structure, the sorting structure comprises slide plate 38, transport tape 37, jet assembly 9 and Coin sorting hopper 36, can be slipped on the transport tape 37 by slide plate 38 from the coin that bat formula coin inspection machine product outlet 29 is come out, at least two jet assemblies 9 of one side setting of transport tape 37, the Coin sorting hopper 36 that the opposite side setting of transport tape 37 and jet assembly 9 are corresponding, electric controller can be judged the value of money of every piece of coin from the double-edged image of coin, handle corresponding solenoid valve in the jet assembly 9 then, when the coin of a certain kind advances to corresponding hopper next door forward, corresponding jet assembly 9 work, under the control of electric controller, just immediately this coin is blown in the corresponding hopper, finishes Coin sorting work.
Fig. 6 and Fig. 7 are respectively forward sight and the backsight structural drawing of the present invention to a kind of preferred embodiment of bat formula coin inspection machine.Referring to Fig. 6, complete machine is divided into two parts up and down, and the first half is machinery and visual detection equipment, and the latter half is electric cabinet.(referring to the present invention shown in Figure 2 outside drawing to a kind of preferred embodiment of bat formula coin inspection machine, electric cabinet is divided into left and right sides two halves, and electric controller 26 is placed in the left side, and industrial computer 25 is placed on the right side.Electricity cabinet door can be opened, and maintains easily.) wherein, The main mechanical part comprises: glass window and various supporting structure on travelling belt 11, inclined-plane slideway 12, the inclined-plane slideway.The outlet of considering the coin printer is lower apart from ground, approximately has only 800mm, and product will be fallen on the travelling belt 11, and then through inclined-plane slideway 12, can reduce height so again, the height of finished product 17 outlets can be reduced to about 350mm, is lower than the height of finished product hopper.If still use current packaging equipment in the workshop, physical construction must compatible existing finished product hopper.For this is used clapping formula coin inspection machine On line inspection, at the additional small-sized finished product hoister 8 of the end of inclined-plane slideway, be used to promote the open height that of finished product coin, for example, finished product coin elevated height is exported to 800mm again.Bring the transmission finished product if use instead to transmit, then need not to promote, this moment, this hoister of finished product can omit.This finished product hoister 8 is used to promote the open height that of coin, makes the present invention can directly dock finished product hopper commonly used to clapping formula coin inspection machine, and finished product can be entered in the hopper smoothly, and the one inspection machine that a kind of energy is online, off-line is checked coin quality is provided.
Finished product hoister 8 includes motor 7 and transport tape 6, and motor 7 rotations can drive transport tape 6 and move upward and the backhaul closing motion.When coin when slideway 12 ends in inclined-plane are fallen transport tape 6 bottoms, just can be transmitted and be with 6 being with and moving up, until taking peak to, during transport tape 6 drawback movements, coin is just fallen in the finished product hopper 31.This process can make coin rise to 800mm from height for 350mm, thereby can enter into current version finished product hopper 31.
Fig. 2 is the outside drawing of the present invention to a kind of preferred embodiment of bat formula coin inspection machine, this is to clapping formula coin inspection machine compact appearance, steady, convenient, consider putting position and inner structure, physical dimension is 1200mm (length) * 700mm (wide) * 900mm (height), the size that is equivalent to a minimized office table, can be placed directly in the discharging opening place of coin printer, very low to the space requirement in workshop.
Wherein, the 21st, to the casing of bat formula coin inspection machine, the 22nd, the off-line inspection inlet of coin, the 28th, the On line inspection inlet of coin can be observed the motion state of coin by view window 23, so that in time find fault; Operator's console 24 is used to control this to clapping running of formula coin inspection machine, and when normally using, the several buttons that only need to press on the panel of operator's console 24 get final product, and are easy to use; The 27th, alarm lamp, when waste product or fault occurring, alarm lamp is with glittering; Off-line inspection inlet 22 can be opened, and the inside is a small feed bin, buffer memory product usefulness when being used for doing the off-line inspection, and when carrying out the off-line inspection, coin enters from the charging aperture 22 on top, leaves in the inner small feed bin.Small feed bin below is a vibration feed table 4 (seeing Fig. 6 and shown in Figure 7 forward sight and backsight structural drawing to a kind of preferred embodiment of clapping formula coin inspection machine), this vibration feed table is arranged on a side of the inlet end of travelling belt 11, product to be checked is delivered to travelling belt 11 by vibration feed table 4, and process afterwards is consistent with On line inspection.The small feed bin volume is limited, can use not inspection product hoister 35 or independent coin hoister or two-way feeder that coin is constantly added.
Product outlet can have a plurality of, and as product outlet 29 and product outlet 30, whether multichannel outlet can be used as needs the finished product hoister to rise to outlet when necessarily going out open height.After finished product hoister 8 promotes with finished product from being finished product outlet 29 outputs to the front discharging opening of clapping formula coin inspection machine, bring when transmitting finished product and omitting the finished product hoister if use instead to transmit, finished product can be finished product outlet 30 outputs from the discharging opening in inspection machine left side.
The present invention can detect accurate specification and to the seal angle, guarantee the quality of dispatching from the factory clapping formula coin inspection machine.If use as the On line inspection machine, after finding continuous waste product, can report to the police and stop the coin printer, the staff of prompting coin printer in time handles, and avoids causing bigger loss, thereby further promotes the benefit of coin production run.Because gearing simplifies greatly, than the coin inspection machine was easy many in the past, workload is very little, thereby makes cost performance improve greatly to the maintaining of clapping formula coin inspection machine in the present invention.
The invention still further relates to a kind ofly to clapping formula coin inspection method, the process flow diagram of a kind of preferred embodiment of this method as shown in Figure 8.Coin is at first carried on travelling belt, carry from travelling belt and to enter an inclined-plane slideway after finishing and do the inertia and the movement of falling object, and present the pros and cons image by the transparent window on this inclined-plane slideway when on the inclined-plane slideway, sliding, and the light source that all points to transparent window installed of the upper and lower by this transparent window and the Array CCD Camera pros and cons image that carries out coin to clapping, when coin moves to this transparent window, undertaken clapping by the Array CCD Camera of pros and cons, by industrial computer the image of taking is handled then, to judge whether this coin is waste product, when being waste product, just reject, otherwise be finished product.This has simplified scrutiny program to clapping formula coin inspection method, has reduced cost, saves time, and has improved checking efficiency, can conveniently check that coin is to the seal deviation simultaneously again.
The present invention is to clapping formula coin inspection machine and to clapping formula coin inspection method, is equally applicable to the inspection of the quality of souvenir badge, medal and various colored cake (as a kind of laminar part--special-shaped ndfeb disk) etc. and the sorting of different cultivars.
Should be pointed out that the above embodiment can make those skilled in the art more fully understand the invention, but do not limit the present invention in any way creation.Therefore; although this instructions has been described in detail the invention with reference to drawings and Examples; but; those skilled in the art are to be understood that; still can make amendment or be equal to replacement the invention; in a word, all do not break away from the technical scheme and the improvement thereof of the spirit and scope of the invention, and it all should be encompassed in the middle of the protection domain of the invention patent.
Claims (16)
1. one kind to clapping formula coin inspection machine, be used for coin punching press image is carried out quality and seal is checked, comprise travelling belt, it is characterized in that, also comprise the inclined-plane slideway and to clapping structure, described inclined-plane slideway is connected in the endpiece of travelling belt, coin carries back to the described inclined-plane slideway that finishes to do the inertia and the movement of falling object from travelling belt, described inclined-plane slideway is provided with permeable structures, described permeable structures makes the pros and cons image of coin all can present, described to clap structure be can be simultaneously to the structure of the pros and cons image of the coin of beat running to the inclined-plane slideway.
2. according to claim 1 to clapping formula coin inspection machine, it is characterized in that, described permeable structures is the transparent window more than or equal to coin-size, described to clapping structure for light source and Array CCD Camera all to be installed at the upper and lower of transparent window, described light source and Array CCD Camera are all pointed to transparent window, and described Array CCD Camera all overlaps with the normal direction of transparent window.
3. according to claim 1 to clapping formula coin inspection machine, it is characterized in that, described permeable structures is a slit, angle between described slit and the coin traffic direction place straight line is spent smaller or equal to 120 more than or equal to 60 degree, and slit in the horizontal projection of coin direction of motion more than or equal to coin diameter, described is that light source and the Array CCD Camera of pointing to slit is installed above slit to clapping structure, light source and the linear array CCD camera that points to slit is installed below slit, and described Array CCD Camera and linear array CCD camera all overlap with the normal direction of inclined-plane slideway.
4. described to clapping formula coin inspection machine according to one of claim 1 to 3, it is characterized in that, also comprise graphics processing unit, electric controller and rejecting parts, described graphics processing unit will be handled the coin image of clapping clapping structure, and judge the quality of coin punching press image according to template, and judge deviation to seal, be waste product coin or finished product coin with judgement, and result is sent to electric controller, described rejecting parts under the control of electric controller with goods rejection.
5. according to claim 4 to clapping formula coin inspection machine, it is characterized in that, also connect a sorting structure after coin has checked, the coin that described sorting structure skids off inclined-plane slideway endpiece under the control of electric controller according to the variety classes sorting in different hoppers.
6. according to claim 4 to clapping formula coin inspection machine, it is characterized in that, described rejecting parts comprise the jet assembly of rejecting in mouth and the rejecting mouth, described rejecting mouth is arranged on the inclined-plane slideway and is positioned at the lower end of permeable structures, described jet assembly comprises solenoid valve, pressure-air and nozzle, when the coin process was rejected mouth, described electric controller was opened the solenoid valve of rejecting in mouthful interior jet assembly, waste product is blown in the waste product material-falling hopper by nozzle with pressure-air.
7. according to claim 5 to clapping formula coin inspection machine, it is characterized in that, described sorting structure comprises slide plate, transport tape, jet assembly and Coin sorting hopper, described slide plate slides to transport tape with coin, at least two jet assemblies of a side setting of described transport tape, the Coin sorting hopper that the opposite side setting of transport tape is corresponding with jet assembly, described jet assembly under the control of electric controller with different types of Coin sorting in the Coin sorting hopper of correspondence.
8. according to claim 4ly it is characterized in that to clapping formula coin inspection machine the end of described inclined-plane slideway is provided with the finished product hoister, described finished product hoister is used to promote the open height that of finished product coin.
9. described to clapping formula coin inspection machine according to one of claim 1 to 3, it is characterized in that described inclined-plane slideway is a reflective inclined-plane slideway.
10. according to claim 2ly it is characterized in that to clapping formula coin inspection machine described transparent window is reflective and anti abrasive glass window, described light source is for being enclosed in Array CCD Camera camera lens ringwise led light source all around.
11. according to claim 10ly it is characterized in that to clapping formula coin inspection machine described have the optical filtering ability to clapping structure, described optical filtering ability makes not to be disturbed when clapping up and down mutually to clapping structure.
12. it is according to claim 11 to clapping formula coin inspection machine, it is characterized in that, what the ringwise led light source of described transparent window upper and lower was launched respectively is the light of two kinds of different colours except that white, the camera lens front end of described Array CCD Camera has been installed corresponding optical filter respectively, and described optical filter makes video camera can only absorb the image of the coin single face that light that the annular LED light source of direction separately sent forms.
13. according to claim 1ly it is characterized in that to clapping formula coin inspection machine a side of the inlet end of described travelling belt is provided with a vibration feed table, described vibration feed table is delivered to travelling belt with the coin of examine.
14. according to claim 1ly it is characterized in that to clapping formula coin inspection machine the inlet end of described travelling belt is connected with not inspection product hoister, describedly examine the entrance height that the product hoister is used to promote the coin of examine.
15. one kind to clapping formula coin inspection method, it is characterized in that, coin is carried from travelling belt and is entered an inclined-plane slideway after finishing and do the inertia and the movement of falling object, and can present the pros and cons image when sliding on the inclined-plane slideway, and this pros and cons image to coin carries out clapping simultaneously.
16. it is according to claim 15 to clapping formula coin inspection method, it is characterized in that, coin is to present the pros and cons image by the transparent window on the inclined-plane slideway, and the light source that all points to transparent window installed of the upper and lower by transparent window and the Array CCD Camera pros and cons image that carries out coin to clapping.
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| CN200910077853A CN101789146B (en) | 2009-01-23 | 2009-01-23 | Face-to-face photographing type coin inspection machine and coin inspection method |
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| CN200910077853A CN101789146B (en) | 2009-01-23 | 2009-01-23 | Face-to-face photographing type coin inspection machine and coin inspection method |
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| CN101789146A true CN101789146A (en) | 2010-07-28 |
| CN101789146B CN101789146B (en) | 2012-09-05 |
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