CN202494644U - Capsule quality detecting machine - Google Patents
Capsule quality detecting machine Download PDFInfo
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- CN202494644U CN202494644U CN2012200833721U CN201220083372U CN202494644U CN 202494644 U CN202494644 U CN 202494644U CN 2012200833721 U CN2012200833721 U CN 2012200833721U CN 201220083372 U CN201220083372 U CN 201220083372U CN 202494644 U CN202494644 U CN 202494644U
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Abstract
The utility model discloses a capsule quality detecting machine, which comprises a capsule internal defect detecting system. The capsule internal defect detecting system comprises a feeding mechanism, wherein the feeding mechanism is provided with at least one internal video camera and a backlight for providing shooting light. A capsule conveying outlet of the capsule internal defect detecting system is disposed corresponding to a capsule conveying inlet position on a conveying belt of a capsule conveying device, the back of the capsule conveying inlet position is provided with an eliminating mechanism, and the tail end of the conveying belt is provided with a discharge hole. The capsule quality detecting machine is capable of comprehensively detecting the defect of the capsule and the detecting accuracy is high. No worker is needed in the whole detecting process and the operation is stable and reliable.
Description
Technical field
The utility model relates to a kind of capsule quality machines, belongs to capsule detection technique field.
Background technology
There are defectives such as inner impurity, outward appearance breach, crack, fresh idea inevitably in the capsule blank of pharmaceutical factory's family expenses, and these defective capsules must reject out.Current, most of capsule manufacture enterprise all adopts artificial order choosing to select the capsule detection method that combines with craft, and still, not only there is the problem that the testing staff is many, enterprise cost is high in this method, also has problems such as omission, false retrieval, capsule pollution.
The patent No. is that the utility model patent that ZL200820083638.6, name are called " hard shell capsules checkout equipment " discloses a kind of hard shell capsules checkout equipment; It comprises collating unit, conveyer, recognition device and tripping device; This hard shell capsules checkout equipment adopts two above video cameras to add at other under the condition of backlight, takes the capsule image from the top down, though it can reach the function that detects defective capsule; But there is following weak point in it: first; Video camera can only be realized the detection to capsule middle part open defect, still to the middle part photographic images of capsule from the top down basically; The coverage of video camera is limited, is prone to cause the omission of capsule both ends of the surface open defect; The second, capsule can't self 360 degree rotation in testing process, and video camera can only carry out open defect to the middle part of a certain direction of capsule and detect, and the middle part appearance images of other directions take less than, can't detect, cause omission.
The patent No. is that the utility model patent that ZL201120190429.3, name are called " a kind of image detection device of capsule detecting machine " discloses a kind of image detection device that is used for capsule detecting machine, it comprise transmitting device, tourelle, capsule middle part and about the image detection device of two end faces.Though this image detection device can be realized the detection to capsule open defect, it can't detect the inherent vice of capsule.
The utility model content
The purpose of the utility model is to provide a kind of capsule quality machines, and this capsule quality machines can be exported qualified capsule with automatic the rejecting of the capsule that has defective.
To achieve these goals, the utility model has adopted following technical scheme:
A kind of capsule quality machines; It is characterized in that: it comprises capsule defect detecting system, capsule conveyer, rejecting mechanism; Wherein: this capsule defect detecting system comprises cutting agency; This cutting agency is provided with charging aperture; Setting position on this cutting agency is provided with at least one inside image photographic camera of taking the capsule image, and the corresponding capsule that transmits in the camera of this inside image photographic camera and this cutting agency is relative, below this cutting agency, is provided with the backlight that pickup light is provided for this inside image photographic camera; This capsule conveyer comprises sprocket wheel, is installed in the travelling belt on this sprocket wheel, the corresponding setting of capsule input position on the capsule delivery outlet of this capsule defect detecting system and this travelling belt; On this travelling belt, the predetermined position that is positioned at this capsule input position back is provided with this rejecting mechanism; This rejecting mechanism comprises flush trimmer that the capsule that has inherent vice is weeded out from this travelling belt and this is existed the defective discharging opening of the capsule output of inherent vice, this defective discharging opening and the corresponding setting of this flush trimmer; Be provided with the discharging opening of the qualified capsule of output at the end of this travelling belt; The control port of this cutting agency, this capsule conveyer is connected with the corresponding controling end mouth of electric control system respectively, and the control port of this rejecting mechanism, this inside image photographic camera, this backlight is connected with the corresponding controling end mouth of computer control system respectively.
On the said travelling belt, be provided with capsule open defect detection position between said capsule input position and the said rejecting mechanism; This capsule open defect inspection positions is provided with capsule open defect detection system; This capsule open defect detection system comprises two end face image photographic cameras taking the middle part image photographic camera of capsule middle part image and take two end view drawing pictures of capsule respectively; The camera of this middle part image photographic camera is relative with the middle part of the corresponding capsule that moves to this capsule open defect inspection positions; The camera of two these end face image photographic cameras two end faces with the corresponding capsule that moves to this capsule open defect inspection positions respectively is relative; Be provided with the light source that pickup light is provided for this middle part image photographic camera and this end face image photographic camera in this capsule open defect inspection positions, the control port of this middle part image photographic camera, this end face image photographic camera, this light source is connected with the corresponding controling end mouth of said computer control system respectively; Said flush trimmer will exist the capsule of inside and/or open defect to weed out from said travelling belt, and there is the capsule output of inside and/or open defect in said defective discharging opening with this.
Below the said capsule open defect detection position on the said travelling belt, be provided with roll shaft rotation conditioning unit; This roll shaft rotation conditioning unit comprises sprocket wheel and is installed in the synchronous band on this sprocket wheel; Band is close to the roll shaft of the said travelling belt of its top mutually synchronously; Realize that with the capsule that drives the roll shaft rotation and drive simultaneously on the roll shaft 360 degree rotate synchronously, the control port of this roll shaft rotation conditioning unit is connected with the corresponding controling end mouth of said electric control system.
Said cutting agency is provided with two said inner image photographic cameras, and the time shutter of these two said inner image photographic cameras or gain parameter are different.A said middle part image photographic camera is taken identical a plurality of capsules with said two end face image photographic cameras simultaneously.
Said inner image photographic camera is the black and white camera, and said backlight is the large tracts of land infrared light supply.Said middle part image photographic camera and said end face image photographic camera are color camera, and said light source is a led light source.
Said cutting agency comprises feeding-passage; The top of this feeding-passage is provided with said charging aperture; The bottom of this feeding-passage is provided with the rotating disk of annular; This rotating disk is provided with the groove of regularly arranged a plurality of storing capsules, and the middle part of this rotating disk is provided with the capsule gatherer that capsule is imported groove, and this rotating disk is provided with and exports capsule on the said travelling belt said capsule delivery outlet.
The utility model has the advantages that:
The utility model capsule quality machines can be carried out omnibearing accurately detection comprehensively to the defective of capsule, and can reject the capsule that has defective, finally exports qualified capsule.
The operator only needs capsule is poured into the cutting agency of the utility model capsule quality machines, and the subsequent detection process need not artificial the participation, and whole capsule quality testing process is all accomplished automatically, and high efficiency is reliable and stable, does not have false retrieval, omission.
Description of drawings
Fig. 1 is that the master of the utility model capsule quality machines first embodiment looks synoptic diagram;
Fig. 2 is the schematic top plan view of Fig. 1;
Fig. 3 is that the master of the utility model capsule quality machines second embodiment looks synoptic diagram;
Fig. 4 is the schematic top plan view of Fig. 3;
Fig. 5 is that the A direction from Fig. 3 is looked, the composition synoptic diagram of the capsule defect detecting system of the utility model capsule quality machines;
Fig. 6 is the synoptic diagram that in the capsule defect detecting system, finishes the capsule entering travelling belt of Inner Defect Testing;
Fig. 7 is that the B direction from Fig. 3 is looked, the composition synoptic diagram of the capsule open defect detection system of the utility model capsule quality machines;
Fig. 8 is that the C direction from Fig. 3 is looked, and is used for the middle part image photographic camera of capsule middle part defects detection and the position of capsule and concerns synoptic diagram;
Fig. 9 is the capsule image synoptic diagram that inner image photographic camera is taken;
Figure 10 is the capsule middle part image synoptic diagram that the middle part image photographic camera is taken;
Figure 11 is that the capsule end view drawing taken of end face image photographic camera is as synoptic diagram.
Embodiment
As depicted in figs. 1 and 2, first embodiment of the utility model capsule quality machines comprises capsule defect detecting system, capsule conveyer 10, rejecting mechanism 50.For this travelling belt 11, front and back are provided with capsule defect detecting system, rejecting mechanism 50, discharging opening 60 successively on this travelling belt 11.Wherein:
This capsule defect detecting system comprises cutting agency 31; This cutting agency 31 is provided with charging aperture 311; Setting position on this cutting agency 31 is provided with at least one inside image photographic camera 32 of taking the capsule image; The corresponding capsule 70 that transmits in the camera 321 of this inside image photographic camera 32 and this cutting agency 31 is relative, below this cutting agency 31, is provided with the backlight 34 that pickup light is provided for this inside image photographic camera 32.
This capsule conveyer 10 comprises sprocket wheel 12, is installed in the travelling belt 11 on the sprocket wheel 12, the corresponding setting of capsule input position on the capsule delivery outlet 312 of this capsule defect detecting system and this travelling belt 11.
On this travelling belt 11, the predetermined position that is positioned at this capsule input position back is provided with this rejecting mechanism 50; This rejecting mechanism 50 comprises flush trimmer 51 that the capsule that has inherent vice 70 is weeded out from this travelling belt 11 and this is existed the defective discharging opening 52 of capsule 70 outputs of inherent vice, this defective discharging opening 52 and these flush trimmer 51 corresponding settings.
Be provided with the discharging opening 60 of the qualified capsule 70 of output at the end (back of rejecting mechanism 50) of this travelling belt 11.
The control port of this cutting agency 31, this capsule conveyer 10 is connected with the corresponding controling end mouth of electric control system (not shown) respectively, and the control port of this rejecting mechanism 50, this inside image photographic camera 32, this backlight 34 is connected with the corresponding controling end mouth of computer control system (not shown) respectively.
In actual design, also can on the basis of above-mentioned the utility model first embodiment, set up capsule open defect detection system.To shown in Figure 8, second embodiment of the utility model capsule quality machines comprises capsule defect detecting system, capsule conveyer 10, capsule open defect detection system, rejecting mechanism 50 like Fig. 3.Like Fig. 3 and shown in Figure 4, for this travelling belt 11, front and back are provided with capsule defect detecting system, capsule open defect detection system, rejecting mechanism 50, discharging opening 60 successively on this travelling belt 11.Wherein:
This capsule defect detecting system comprises cutting agency 31; This cutting agency 31 is provided with charging aperture 311; Setting position on this cutting agency 31 is provided with at least one inside image photographic camera 32 of taking the capsule image; The corresponding capsule 70 that transmits in the camera 321 of this inside image photographic camera 32 and this cutting agency 31 is relative, below this cutting agency 31, is provided with the backlight 34 that pickup light is provided for this inside image photographic camera 32.
This capsule conveyer 10 comprises sprocket wheel 12, is installed in the travelling belt 11 on the sprocket wheel 12, the corresponding setting of capsule input position on the capsule delivery outlet 312 of this capsule defect detecting system and this travelling belt 11.
On this travelling belt 11, the back of this capsule input position is provided with capsule open defect detection position; This capsule open defect detection system that is in this capsule open defect inspection positions comprises two end face image photographic cameras 42,43 of taking the middle part image photographic camera 41 of capsule middle part image and taking 70 two end view drawing pictures of capsule respectively; The camera 411 of this middle part image photographic camera 41 is relative with the middle part of the corresponding capsule 70 that moves to this capsule open defect inspection positions; The camera 421,431 of two these end face image photographic cameras 42,43 two end faces with the corresponding capsule 70 that moves to this capsule open defect inspection positions respectively is relative; That is to say; An end face and another end face image photographic camera 43 that end face image photographic camera 42 is used to take the corresponding capsule 70 of capsule open defect inspection positions is used to take another end face of the corresponding capsule 70 of capsule open defect inspection positions; Be provided with the light source 44,45 that pickup light is provided for this middle part image photographic camera 41 and this end face image photographic camera 42,43 in this capsule open defect inspection positions; This light source is beaten the middle part of the bright capsule that will take; So that middle part image photographic camera 41 is taken capsule middle part image; This light source is beaten two end faces of the bright capsule that will take 70, so that two end face image photographic cameras 42,43 are taken two end view drawing pictures of capsule respectively.
On this travelling belt 11, the predetermined position that is positioned at this capsule open defect detection system back is provided with this rejecting mechanism 50; This rejecting mechanism 50 comprises flush trimmer 51 that the capsule that has inside and/or open defect 70 is weeded out from this travelling belt 11 and this is existed the defective discharging opening 52 of capsule 70 outputs of inside and/or open defect, this defective discharging opening 52 and these flush trimmer 51 corresponding settings.
Be provided with the discharging opening 60 of the qualified capsule 70 of output at the end (back of rejecting mechanism 50) of this travelling belt 11.
The control port of this cutting agency 31, this capsule conveyer 10 is connected with the corresponding controling end mouth of electric control system (not shown) respectively, and the control port of this rejecting mechanism 50, this inside image photographic camera 32, this middle part image photographic camera 41, this end face image photographic camera 42,43, this backlight 34, this light source 44,45 is connected with the corresponding controling end mouth of computer control system (not shown) respectively.In reality, this electric control system also can be connected with this computer control system, receives the control of this computer control system.In the present invention, electric control system and computer control system constitute known technology, here do not detail.
Like Fig. 5, when actual design, can make this inside image photographic camera 32 directly the corresponding capsule that is in its below taken, the capsule image that inner image photographic camera 32 is taken (label 315 among Fig. 9 is the baffle plate around the rotating disk 314) as shown in Figure 9.Like Fig. 5; Can be provided with two inner image photographic cameras 32 on the cutting agency 31, the time shutter of these two inner image photographic cameras 32 or gain parameter are different, and the purpose that two inner image photographic cameras 32 are set is: first; For body cap penetrability differs bigger capsule; Can these two inner image photographic cameras 32 be set to different acquisition parameters, for example time shutter, gain etc. can both reach best shooting effect with body and the cap that guarantees capsule; Second; (one is translucent for translucent capsule; Half the opaque), can these two inner image photographic cameras 32 be set to different acquisition parameters, for example time shutter, gain etc.; Thereby make an inner image photographic camera 32 detect the transparent end of capsule, and the inner image photographic camera 32 of another one detect the opaque end of capsule; The 3rd, for the much the same capsule of body cap penetrability, two inner image photographic cameras 32 just can carry out Inner Defect Testing twice to capsule, thereby make that detection is more accurate.Certainly, in reality, an inner image photographic camera 32 can be set also, three or more inner image photographic camera 32 perhaps are set.
Like Fig. 5, in practical application, inner image photographic camera 32 can be the black and white camera; Backlight 34 can be the large tracts of land infrared light supply; Backlight 34 can be capsule 70 according to passing through, so as inner image photographic camera 32 can photograph to the eye less than the capsule defective, make detection more comprehensive.In addition, in reality, can a dividing plate 35 that prevent to drop the thing pollution or damage above backlight 34 quilts be set between backlight 34 and the cutting agency 31, for example dividing plate 35 can be flat glass plate.
Shown in Fig. 1 to 5; Cutting agency 31 can comprise feeding-passage 313, and the top of this feeding-passage 313 is provided with charging aperture 311, and the bottom of this feeding-passage 313 is provided with the rotating disk 314 of annular; This rotating disk 314 is provided with the groove (like Fig. 9) of regularly arranged a plurality of storing capsules 70; The middle part of this rotating disk 314 is provided with the capsule gatherer (not shown) that capsule 70 is imported groove, and this rotating disk 314 is provided with and exports capsule 70 on the travelling belt 11 capsule delivery outlet 312, like Fig. 6, shown in 9; Capsule 70 lies low in groove, and its upper surface up.The control end of this rotating disk 314 and this capsule gatherer is connected with the corresponding controling end of electric control system respectively.This cutting agency 31 is a known device, so its concrete structure does not here detail.
Like Fig. 1 or Fig. 3, the sprocket wheel 12 of capsule conveyer 10 can comprise drive sprocket, driven sprocket and tightener sprocket, and the formation of sprocket wheel 12 can transmit needs design according to reality.The travelling belt 11 that is installed on the sprocket wheel 12 can be made up of a plurality of roll shafts.In reality, sprocket wheel 12 drives travelling belt 11 runnings through the drive of motor (not shown, for example stepper motor), and rotating speed of motor receives the control of electric control system.
Like Fig. 3,4,7, shown in 8; In reality, this middle part image photographic camera 41 is arranged in the same perpendicular with these two end face image photographic cameras 42,43, middle part image photographic camera 41 be positioned at capsule directly over; Like Fig. 8; And two end face image photographic cameras 42,43 lay respectively at the both sides of travelling belt 11, and like this, middle part image photographic camera 41 can be taken identical a plurality of capsules 70 with two end face image photographic cameras 42,43 simultaneously.Middle part image photographic camera 41 can be color camera with end face image photographic camera 42,43, and light source 44,45 can be led light source, for example bar-shaped LED light source.
Like Fig. 7, two light sources can be set, capsule its right end face among 44 dozens of bright Fig. 7 of light source; For end face image photographic camera 42 provides the light of taking capsule its right end face among Fig. 7, and capsule left end face among 45 dozens of bright Fig. 7 of light source provides the light of taking capsule left end face among Fig. 7 for end face image photographic camera 43; The capsule end view drawing that the end face image photographic camera is taken is as shown in figure 11; And the position of light source 44,45 is higher than capsule, so that they beat the upper surface of capsule among bright Fig. 7 simultaneously; For middle part image photographic camera 41 provides the light of taking capsule upper surface middle part among Fig. 7, the capsule middle part image that middle part image photographic camera 41 is taken is shown in figure 10.
In reality,, can the end face image photographic camera vertically be provided with in order to save the space; For example, like Fig. 7, end face image photographic camera 42 vertically is provided with; Its camera 421 down; Appropriate location under camera 421 is provided with a catoptron 46, so end face image photographic camera 42 just can be taken capsule its right end face among Fig. 7 from this catoptron 46.
Shown in Fig. 1 to 4, flush trimmer 51, defective discharging opening 52 can lay respectively at the both sides of travelling belt 11, and flush trimmer 51 is connected with computer control system via the air valve (not shown).When the capsules before being sent to flush trimmer 51 needed inspection rejects, computer control system can be opened through the control air valve and made the pressure-air that this capsule is ejected and reject from travelling belt 11, falls into output in the defective discharging opening 52.
Shown in Fig. 3 and 8, below the capsule open defect detection position on the travelling belt 11, be provided with roll shaft rotation conditioning unit 20, this roll shaft rotation conditioning unit 20 comprises sprocket wheel 22 and is installed in is with 21 on this sprocket wheel 22 synchronously; This is close to the roll shaft of travelling belt 11 of its top with 21 synchronously mutually, rotates to drive the capsule 70 that roll shaft rotates and drive simultaneously on the roll shaft, in the reality; Set angle of the each rotation of roll shaft, like this, capsule also rotates this set angle at every turn; Like this; Capsule just can be realized the synchronous rotation of 360 degree, and the control port of this roll shaft rotation conditioning unit 20 is connected with the corresponding controling end mouth of electric control system, and is (not shown through motor like sprocket wheel 22; Stepper motor for example) drive and drive and be with 21 runnings synchronously, and rotating speed of motor receives the control of electric control system.
The course of work of the utility model is described with the utility model second embodiment below:
Capsule 70 is introduced in the cutting agency 31 from charging aperture 311;
In cutting agency 31, inner image photographic camera 32 is taken the capsule images, and after via computer control system the capsule image of taking being carried out image processing and analyzing, accomplishes the detection to the capsule defective;
Capsule is transported on the travelling belt 11 from the capsule delivery outlet 312 of cutting agency 31;
When capsule is transmitted when being with 11 to be sent to capsule open defect detection position; Middle part image photographic camera 41 is taken capsule middle part image; Two end face image photographic cameras 42,43 are taken capsule end view drawing picture to two end faces of capsule 70 respectively simultaneously; And after via computer control system the capsule middle part of taking being looked like to carry out image processing and analyzing with end view drawing, completion is to the detection of capsule open defect;
When capsule 70 is transmitted when being with 11 to be sent to rejecting mechanism 50, rejecting mechanism 50 is rejected the capsule that has inside and/or open defect 70 according to the judged result of computer control system, makes qualified capsule 70 continue to transmit and from discharging opening 60 outputs.
In practical application; Rotating disk 314, travelling belt 11 can be according to the controls of electric control system, and with the setting speed running, rotating disk 314 each rotations are advanced one and set step distance; Equally; Travelling belt 11 advances one at every turn and sets step distance, makes capsule on rotating disk 314, travelling belt 11, advance one at every turn and sets step distance, abbreviates lattice below as.So; A photoelectric sensor that is used to detect step distance can be set in the appropriate location of the utility model capsule quality machines; When capsule whenever advances lattice; Photoelectric sensor is triggered once, and when photoelectric sensor was triggered, computer control system order backlight 34, light source 44,45 were opened and ordered inner image photographic camera 32, middle part image photographic camera 41,42,43 pairs of capsules of end face image photographic camera once to be taken.
In practical application; Correspondingly; Can be through setting to the setting step distance; Make each capsule 70 repeatedly capsule image that can be taken when in the coverage of inner image photographic camera 32, moving; Each capsule 70 be taken repeatedly when in the coverage of middle part image photographic camera 41, moving the capsule middle part image and the repeatedly capsule end view drawing picture that is taken when in the coverage of each end face image photographic camera 42,43, moving judge through a plurality of images of taking are carried out analysis-by-synthesis whether capsule exists defective with this, improve detection accuracy.
In addition, in capsule open defect inspection positions, capsule is except advancing forward, because the setting of roll shaft rotation conditioning unit 20; Capsule also can rotation, specifically, is with 21 to drive it and go up roll shaft rotation set angle synchronously; Thereby roll shaft drives it and goes up capsule 70 rotation set angles, that is to say, capsule 70 lattice that whenever advance; Just can rotate a set angle, the capsule revolution moves a set angle, and middle part image photographic camera 41 just can be taken once capsule.For example, set angle can be 60 degree, like this; Capsule 6 lattice that advance just can rotate 6 times, thus capsule can be at the middle part coverage inward turning three-sixth turn of image photographic camera 41; The middle part of its all directions all can be photographed, and has guaranteed the complete detection of capsule middle part defective, has avoided omission.
The capsule defects detection capsule image that to be computer control system take through inner image photographic camera 32 detects the defective that the interior smear metal of capsule, interior chopping, crack, length body, length cap, stain and otch inequality can't detect in appearance, and it combines to gather the capsule image through backlight 34 and inner image photographic camera 32.In reality; Can determine the zone of capsule through the capsule 70 and the gray scale difference of backlight 34; Thereby extract the image of single capsule, on the image of single capsule, calculate the cap of this capsule and the incision site of body then, accurately calculate the length of cap, body through edge algorithms; Utilize the length of cap, body to judge that capsule has or not length body and length cap defective; In addition, whether the characteristics of image of the single capsule that extracts through analysis can be judged capsule has defectives such as crack, stain, interior smear metal, chopping and otch inequality defective in can judging whether to exist through the otch of analyzing cap and body.
Capsule middle part defects detection is the defectives such as broken hole, bubble, stain, breach, fold, sealed, flat shell, scratch, single-unit, color and color spot that computer control system is passed through the image detection capsule middle part, capsule middle part that middle part image photographic camera 41 takes, and it combines to gather image in the middle part of the capsule through light source 44,45 and middle part image photographic camera 41.In reality, can calculate the edge of this capsule through edge algorithms, accurately determine the zone of capsule; The zone that utilization extracts can calculate corresponding size, thereby judges whether capsule exists sealed defective, in addition; Extract the retroreflective regions at capsule two, then reflector segment is got rid of, continue the detection of remaining part; Calculate the position of cap body boundary, and utilize this position to generate the detection zone of cap and body respectively, in the color of the detection zone inner analysis image of cap body; Compare with the colouring information that counts through template in advance; Judge the defective of capsule aspect color, and, judge capsule and whether have defectives such as broken hole, bubble, stain, breach, fold, sealed, flat shell, scratch, single-unit, color spot in the characteristic of detection zone inner analysis image.
It is that computer control system is passed through defectives such as stain, wabbler, color spot and the top of the capsule end face image detection capsule end face that end face image photographic camera 42,43 takes be recessed that the capsule plate defects detects, and it is through two the capsule end view drawing pictures combining gather capsule both sides of light source 44,45 with end face image photographic camera 42,43.In reality, the reflective center that can determine the capsule end face on the first half arc border through capsule is that the center of circle generates a circular detection zone with this center; Because the bottom of capsule end face is blocked by roll shaft easily; Thereby the latter half of circular detection zone can be cut (because therefore capsule can cut the part of falling and can or not cause omission occurring in the image in addition from three-sixth turn); Extract the retroreflective regions of detection zone then; Analyze the characteristic of retroreflective regions and judge whether the top of capsule exists the top concave defect, in addition, in detection zone, can judge through the characteristic of analysis image whether capsule exists defectives such as stain, wabbler, color spot.
Can use image processing techniquess such as image segmentation, feature extraction, template matches, pattern-recognition in the above-mentioned image processing and analyzing, the algorithm that these technology are related etc. all belongs to known technology, does not here detail.
Illustrate the entire work process of the utility model capsule quality machines second embodiment below.
Shown in Fig. 3 to 11; A large amount of capsules that operating personnel will detect are poured charging aperture 311 into; Capsule gets in the cutting agency 31 via feeding-passage 313 from charging aperture 311; Driven and import in the groove of this rotating disk 314 capsule of parallel placement in the groove by the capsule gatherers in the cutting agency 31.Rotating disk 314 turns round according to setting speed under the control of electric control system.When rotating disk 314 whenever advances lattice; Two inner image photographic cameras 32 just can be taken three capsules 70 of its below; The capsule image that shooting obtains is as shown in Figure 9; For example a capsule is taken three times below an inner image photographic camera 32, and the capsule image that then shooting is obtained sends computer control system to, so computer control system is carried out analysis on inner defects through the capsule image that sends.After capsule finished Inner Defect Testing, capsule 70 exports travelling belt 11 to from capsule delivery outlet 312 to be continued to transmit, and keeps flat a capsule 70 between two roll shafts.Travelling belt 11 is under the control of electric control system; Turn round according to setting speed equally; When travelling belt 11 whenever advances lattice; Middle part image photographic camera 41 is taken six the identical capsules 70 before its camera with two end face image photographic cameras 42,43 simultaneously; Capsule that shooting obtains middle part image is shown in figure 10, takes the capsule end view drawing that obtains as shown in figure 11, and capsule 70 can be taken six capsule middle part images and six capsule end view drawing pictures (to accomplish the shooting to capsule 360 degree); The capsule middle part and the end view drawing that then shooting are obtained look like to send to computer control system, so computer control system looks like to carry out the open defect analysis through capsule middle part and the end view drawing that sends.
Then, which capsule is computer control system can decide disallowable (also can be described as play useless) according to the analysis result of inherent vice and open defect.It should be noted that computer control system can confirm the run location of same capsule according to the setting speed of the utility model machines.Equally; Computer control system can calculate the time that disallowable capsule 70 is arrived rejecting mechanism 50 according to the setting speed of the utility model machines, so, in the time of before this arrives disallowable capsule 70 in flush trimmer 51; Computer control system is opened through the control air valve and is made the pressure-air that this capsule is ejected and reject from travelling belt 11; Fall into output in the defective discharging opening 52, continue to transmit, at last from discharging opening 60 outputs and be considered to qualified capsule 70.
The utility model has the advantages that:
The utility model capsule quality machines first embodiment can carry out complete detection to the inherent vice of capsule; And second embodiment can carry out omnibearing accurately detection comprehensively to inside, the open defect of capsule; Open defect wherein comprises the middle part defective of capsule and the plate defects of capsule again; And can reject the capsule that has inside and/or open defect, finally export qualified capsule.
When carrying out the capsule defects detection, capsule can be taken repeatedly through time below the inner image photographic camera, thus the full angle that has guaranteed capsule take, the capsule defects detection is got more thorough, improved detection accuracy.When carrying out the detection of capsule open defect, a capsule all can be taken repeatedly through middle part and end face image photographic camera the time, thereby has guaranteed the full angle shooting of capsule, has improved detection accuracy.
If be provided with roll shaft rotation conditioning unit; Capsule can revolve three-sixth turn by set angle in the process through the middle part image photographic camera; The capsule revolution is taken once when moving a set angle, thereby the middle part of guaranteeing the capsule all directions all can be photographed, and has improved detection accuracy.
The operator only needs capsule is poured into the cutting agency of the utility model capsule quality machines, and the subsequent detection process need not artificial the participation, and whole capsule quality testing process is all accomplished automatically, and high efficiency is reliable and stable, does not have false retrieval, omission.
Above-mentioned is preferred embodiment of the utility model and the know-why of being used thereof; For a person skilled in the art; Under the situation of spirit that does not deviate from the utility model and scope; Any based on conspicuous changes such as the equivalent transformation on the utility model technical scheme basis, simple replacements, all belong within the utility model protection domain.
Claims (8)
1. capsule quality machines, it is characterized in that: it comprises capsule defect detecting system, capsule conveyer, rejecting mechanism, wherein:
This capsule defect detecting system comprises cutting agency; This cutting agency is provided with charging aperture; Setting position on this cutting agency is provided with at least one inside image photographic camera of taking the capsule image; The corresponding capsule that transmits in the camera of this inside image photographic camera and this cutting agency is relative, below this cutting agency, is provided with the backlight that pickup light is provided for this inside image photographic camera;
This capsule conveyer comprises sprocket wheel, is installed in the travelling belt on this sprocket wheel, the corresponding setting of capsule input position on the capsule delivery outlet of this capsule defect detecting system and this travelling belt;
On this travelling belt, the predetermined position that is positioned at this capsule input position back is provided with this rejecting mechanism; This rejecting mechanism comprises flush trimmer that the capsule that has inherent vice is weeded out from this travelling belt and this is existed the defective discharging opening of the capsule output of inherent vice, this defective discharging opening and the corresponding setting of this flush trimmer;
Be provided with the discharging opening of the qualified capsule of output at the end of this travelling belt;
The control port of this cutting agency, this capsule conveyer is connected with the corresponding controling end mouth of electric control system respectively, and the control port of this rejecting mechanism, this inside image photographic camera, this backlight is connected with the corresponding controling end mouth of computer control system respectively.
2. capsule quality machines as claimed in claim 1 is characterized in that:
On the said travelling belt, be provided with capsule open defect detection position between said capsule input position and the said rejecting mechanism; This capsule open defect inspection positions is provided with capsule open defect detection system; This capsule open defect detection system comprises two end face image photographic cameras taking the middle part image photographic camera of capsule middle part image and take two end view drawing pictures of capsule respectively; The camera of this middle part image photographic camera is relative with the middle part of the corresponding capsule that moves to this capsule open defect inspection positions; The camera of two these end face image photographic cameras two end faces with the corresponding capsule that moves to this capsule open defect inspection positions respectively is relative; Be provided with the light source that pickup light is provided for this middle part image photographic camera and this end face image photographic camera in this capsule open defect inspection positions, the control port of this middle part image photographic camera, this end face image photographic camera, this light source is connected with the corresponding controling end mouth of said computer control system respectively;
Said flush trimmer will exist the capsule of inside and/or open defect to weed out from said travelling belt, and there is the capsule output of inside and/or open defect in said defective discharging opening with this.
3. capsule quality machines as claimed in claim 2 is characterized in that:
Below the said capsule open defect detection position on the said travelling belt, be provided with roll shaft rotation conditioning unit; This roll shaft rotation conditioning unit comprises sprocket wheel and is installed in the synchronous band on this sprocket wheel; Band is close to the roll shaft of the said travelling belt of its top mutually synchronously; Realize that with the capsule that drives the roll shaft rotation and drive simultaneously on the roll shaft 360 degree rotate synchronously, the control port of this roll shaft rotation conditioning unit is connected with the corresponding controling end mouth of said electric control system.
4. like claim 1 or 2 or 3 described capsule quality machines, it is characterized in that:
Said cutting agency is provided with two said inner image photographic cameras, and the time shutter of these two said inner image photographic cameras or gain parameter are different.
5. like claim 2 or 3 described capsule quality machines, it is characterized in that:
A said middle part image photographic camera is taken identical a plurality of capsules with said two end face image photographic cameras simultaneously.
6. capsule quality machines as claimed in claim 1 is characterized in that: said inner image photographic camera is the black and white camera, and said backlight is the large tracts of land infrared light supply.
7. capsule quality machines as claimed in claim 2 is characterized in that:
Said middle part image photographic camera and said end face image photographic camera are color camera, and said light source is a led light source.
8. according to claim 1 or claim 2 capsule quality machines is characterized in that:
Said cutting agency comprises feeding-passage; The top of this feeding-passage is provided with said charging aperture; The bottom of this feeding-passage is provided with the rotating disk of annular; This rotating disk is provided with the groove of regularly arranged a plurality of storing capsules, and the middle part of this rotating disk is provided with the capsule gatherer that capsule is imported groove, and this rotating disk is provided with and exports capsule on the said travelling belt said capsule delivery outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200833721U CN202494644U (en) | 2012-03-07 | 2012-03-07 | Capsule quality detecting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200833721U CN202494644U (en) | 2012-03-07 | 2012-03-07 | Capsule quality detecting machine |
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| Publication Number | Publication Date |
|---|---|
| CN202494644U true CN202494644U (en) | 2012-10-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200833721U Expired - Fee Related CN202494644U (en) | 2012-03-07 | 2012-03-07 | Capsule quality detecting machine |
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| Country | Link |
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| CN (1) | CN202494644U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590225A (en) * | 2012-03-07 | 2012-07-18 | 北京大恒图像视觉有限公司 | Capsule quality detector and capsule quality detection method based on capsule quality detector |
| CN108188036A (en) * | 2017-12-29 | 2018-06-22 | 福建猛狮新能源科技有限公司 | The system of automatic detection li battery shell |
| CN111751290A (en) * | 2019-03-27 | 2020-10-09 | 深圳市三恩时科技有限公司 | Device and method for stably measuring color in motion |
| WO2021166446A1 (en) * | 2020-02-17 | 2021-08-26 | クオリカプス株式会社 | Apparatus for inspecting appearance of capsule |
-
2012
- 2012-03-07 CN CN2012200833721U patent/CN202494644U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590225A (en) * | 2012-03-07 | 2012-07-18 | 北京大恒图像视觉有限公司 | Capsule quality detector and capsule quality detection method based on capsule quality detector |
| CN102590225B (en) * | 2012-03-07 | 2014-01-01 | 北京大恒图像视觉有限公司 | Capsule quality detector and capsule quality detection method based on capsule quality detector |
| CN108188036A (en) * | 2017-12-29 | 2018-06-22 | 福建猛狮新能源科技有限公司 | The system of automatic detection li battery shell |
| CN111751290A (en) * | 2019-03-27 | 2020-10-09 | 深圳市三恩时科技有限公司 | Device and method for stably measuring color in motion |
| WO2021166446A1 (en) * | 2020-02-17 | 2021-08-26 | クオリカプス株式会社 | Apparatus for inspecting appearance of capsule |
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