CN108362706A - A kind of bubble-cap class packaging drug visual detection equipment - Google Patents
A kind of bubble-cap class packaging drug visual detection equipment Download PDFInfo
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- CN108362706A CN108362706A CN201810388447.9A CN201810388447A CN108362706A CN 108362706 A CN108362706 A CN 108362706A CN 201810388447 A CN201810388447 A CN 201810388447A CN 108362706 A CN108362706 A CN 108362706A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
- G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The present invention relates to Machine Vision Detection field more particularly to a kind of bubble-cap classes to pack drug visual detection equipment, includes body for being placed on existing conveyer belt, the industrial all-in-one machine, the PLC that are connect with body, and the device for eliminating being connect with PLC；Trepanning backlight, industrial camera are equipped in body；Drawable partition board is equipped in the middle part of body, partition board is equipped with mounting portion；Trepanning backlight, industrial camera are arranged at mounting portion, are connected with mounting portion；Trepanning backlight is equipped with trepanning, and industrial camera includes industrial lens, and the product to be detected on industrial lens, trepanning and conveyer belt is on the same line.The beneficial effects of the present invention are：It overcomes electric components and hand need to be put in body when detecting the installation of hardware and assembled, the installation of electric device is detached with cabinet, do not limited by housing interior volume by the defect that installation effectiveness is low, installation accuracy is not high；It effectively improves installation effectiveness and avoids housing interior volume restricted problem.
Description
Technical field
The present invention relates to Machine Vision Detection fields more particularly to a kind of bubble-cap class to pack drug visual detection equipment.
Background technology
Bubble-cap class is packed there are mainly two types of drug detection devices, one is lower light source series, one is upper light source series, this
Two kinds of series all have the following defects at present：
1. drug breakage half or more, vacuole, non-cap and larger dirty point can only be detected；
2. without the function of real-time tracing simple grain drug, detection shape is confined to rectangle, round or ellipse detection zone, right
Anisotropic drug can not accomplish that entire drug substance surface all detects that accuracy of detection is relatively low；
More 3. actual production can not required, leakage powder, batch mixing, single double caps and size is bad is detected；
4. the bubble-cap of aluminium foil class, can only be reflective to avoid by adjusting light-source angle under the irradiation of front lighting, bubble-cap exists high
Reflective problem is difficult to solve；
5. electric control part all in power control cabinet, can not observe output signal and detecting state in real time when actually detected
Indicator light, need to machine rear portion open power control cabinet can just see, it has not been convenient in real time grasp detection device working condition；
It is assembled 6. equipment electric components and the installation for detecting hardware need to put in hand in babinet, component mostly uses greatly screw
Coordinate with bolt and fix, because space limits, the accuracy of installation effectiveness and installation is all influenced by very big；
7. when with whole machine electrical coordination, NPN outputs and PNP outputs are limited by output component, according to whole machine institute
Underaction in terms of the aspect free switching needed.
Invention content
To solve the above-mentioned problems, the purpose of the present invention is to provide a kind of bubble-cap classes to pack drug visual detection equipment,
The equipment, which overcomes electric components and need to put in hand in body when detecting the installation of hardware, to be assembled, and installation effectiveness is low, installation is accurate
The not high defect of exactness, the installation of electric device is detached with cabinet, is not limited by housing interior volume；It effectively improves
Installation effectiveness simultaneously avoids housing interior volume restricted problem.
In order to achieve the above purpose, present invention employs technical solutions below：A kind of bubble-cap class packaging drug vision
Detection device includes body for being placed on existing conveyer belt, the industrial all-in-one machine, the PLC that are connect with body, and and PLC
The device for eliminating of connection；Trepanning backlight, industrial camera are equipped in body；Drawable partition board is equipped in the middle part of body, on partition board
Equipped with mounting portion；Trepanning backlight, industrial camera are arranged at mounting portion, are connected with mounting portion；Trepanning backlight is equipped with
Trepanning, industrial camera include industrial lens, and the product to be detected on industrial lens, trepanning and conveyer belt is on the same line.
Partition board is set as drawer type, can pull detached with body；Mounting portion on partition board and trepanning backlight, industrial camera
Cooperation so that trepanning backlight, industrial camera can be installed in pusher cartonning body outside body, not limited by internal body space
System；Installation effectiveness is improved, maintenance conditions are facilitated.
Preferably, body includes the circular side plate of surrounding；Side plate is equipped with card slot, and partition board is arranged at card slot.
Partition board is arranged at card slot, facilitates partition board pull.
Preferably, mounting portion includes installation guide rail, trepanning backlight, industrial camera and installation guide rail are connected.
Installation guide rail installation site is determined using the technique of self-clinching nut on partition board, installation guide rail is fixed, it will
Trepanning backlight, industrial camera are caught in installation guide rail one by one, easy for installation；And can programming and distribution as needed, more rationally
With the space in body.
Preferably, trepanning backlight connects the light source controller for controlling trepanning backlight, light source controller and peace
Guide rail is filled to be connected.
Light source controller is caught in installation guide rail, it is easy for installation.
Preferably, installation guide rail is equipped with the Switching Power Supply for providing direct current for industrial camera, and it is connect with PLC
I/O module.
Preferably, being equipped with high reflective processing module at industrial lens.
Because there is high reflective problem in the polishing of aluminium foil class bubble-cap front, cause partially white drug can not accurately with aluminium foil bottom
Color is distinguished, and often causes to judge by accident；Increase high reflective processing module herein, can steadily realize aluminium foil background color in highlighted front lighting
Under conditions of irradiation, what is still presented is the effect of normal aluminium foil background color, solves the problems, such as the erroneous judgement that high reflective tape comes.
Preferably, side plate is equipped with for the opening across connecting line.
There is a plurality of connecting line between body and PLC, industrial all-in-one machine, connecting line forceful electric power connecting line, light current connecting line are walked
Line separates, and different size trace openings are arranged according to the quantity of line；Prevent interference of the forceful electric power to light current.
Preferably, being enclosed with bellows on the outside of connecting line.
Bellows is wrapped up on the outside of connecting line, junction is attached with the bellows of corresponding size respectively；Connecting line is set to exist
Bellows interior cabling solves the problems, such as that connecting line is exposed, reaches health care requirement, overall effect is also more beautiful.
Description of the drawings
Fig. 1 is the structural schematic diagram that a type of the invention packs drug visual detection equipment.
Fig. 2 is that a kind of bubble-cap class of the present invention is packed on industrial lens, trepanning and the conveyer belt of drug visual detection equipment
The location diagram of product to be detected.
Fig. 3 is workflow Fig. 1 that a kind of bubble-cap class of the present invention packs the application of drug visual detection equipment.
Fig. 4 be workflow Fig. 2, Fig. 3 that a kind of bubble-cap class of the present invention packs the application of drug visual detection equipment the ends A with
The ends A` of Fig. 4 are connected, and the ends B of Fig. 3 are connected with the ends B` of Fig. 4.
Fig. 5 is that schematic diagram 1 is arranged in 4 abnormity detection interface of the embodiment of the present invention.
Fig. 6 is that schematic diagram 2 is arranged in 4 abnormity detection interface of the embodiment of the present invention.
Fig. 7 is that schematic diagram is arranged in 1 dust detection interface of the embodiment of the present invention.
Fig. 8 is the processing of 2 image binaryzation of the embodiment of the present invention and image denoising sonication schematic diagram.
Fig. 9 is that 3 image real-time tracking of the embodiment of the present invention positions schematic diagram.
Figure 10 is 5 size detection schematic diagram of the embodiment of the present invention.
Figure 11 is that a kind of bubble-cap class of the present invention packs drug visual detection equipment circuit theory schematic diagram.
Specific implementation mode
Present invention is further described in detail for 1-11 and specific implementation mode below in conjunction with the accompanying drawings, but they are not to this
The limitation of invention.
Embodiment 1
A kind of bubble-cap class packaging drug visual detection equipment as shown in figs. 1-11 includes for being placed on existing conveyer belt
Body, industrial all-in-one machine 1, the PLC8 being connect with body, and the device for eliminating that is connect with PLC8；Trepanning backlight is equipped in body
Source 7, industrial camera 3；Drawable partition board is equipped in the middle part of body, partition board is equipped with mounting portion；Trepanning backlight 7, industrial camera 3
It is arranged at mounting portion, is connected with mounting portion；Trepanning backlight 7 is equipped with trepanning, and industrial camera 3 includes industrial lens 4, work
Product to be detected 9 on industry camera lens 4, trepanning and conveyer belt is on the same line；Body includes upper cover plate, and upper cover plate one end is equipped with
Chamfering is equipped with the dark brown acrylic board for observing internal body environment at chamfering.
There is product 9 to be detected to reach 4 shooting area of postindustrial camera lens, industrial camera 3 shoots product image, industrial all-in-one machine
1 pair of image carries out analysis detection, judges that the product filled in current bubble-cap whether there is quality problems, PLC8 controls device for eliminating
There will be the rejectings of the product of quality problems；Partition board is set as drawer type, can pull detached with body；Mounting portion on partition board with open
Hole backlight 7, industrial camera 3 coordinate so that trepanning backlight 7, industrial camera 3 can install pusher outside body and enter babinet
It is interior, it is not limited by internal body space；Installation effectiveness is improved, maintenance conditions are facilitated.Body includes upper cover plate, and upper cover plate one end is set
There is chamfering, the dark brown acrylic board for observing the internal environment including indicator light situation in body is equipped at chamfering；To real
Signal output can be grasped and the case where board is run by this window by now standing directly on before operator control panel.
Specifically, body includes the circular side plate of surrounding；Side plate is equipped with card slot, and partition board is arranged at card slot.
Partition board is arranged at card slot, facilitates partition board pull.
Specifically, mounting portion includes installation guide rail, and trepanning backlight 7, industrial camera 3 and installation guide rail are connected.
Installation guide rail installation site is determined using the technique of self-clinching nut on partition board, installation guide rail is fixed, it will
Trepanning backlight 7, industrial camera 3 are caught in installation guide rail one by one, easy for installation；And it can programming and distribution as needed, more adduction
Reason is with the space in body.
Specifically, trepanning backlight 7 connects light source controller 2 for controlling trepanning backlight 7, light source controller 2 with
Guide rail is installed to be connected.
Light source controller 2 is caught in installation guide rail, it is easy for installation.
Specifically, installation guide rail is equipped with the Switching Power Supply 5 that direct current is provided for industrial camera 3, and connects with PLC8
The I/O module 6 connect.
Partition board is integrally taken out and is mounted directly component, is not limited by housing interior volume；Simultaneously for convenience of trepanning backlight
Each component installation such as source 7, industrial camera 3, light source controller 2, Switching Power Supply 5, I/O module 6, to each component installation site
After measuring, each components' placement is planned again, and unified be arranged installs guide rail；The work of self-clinching nut is used on a mounting board
Skill determines guide rail installation site, installation guide rail is fixed, each component need to only be caught in guide rail one by one；Then first device will be installed
The mounting plate of part is integrally pushed into babinet；Installation effectiveness can be effectively improved and avoid housing interior volume restricted problem.
Specifically, high reflective processing module is equipped at industrial lens 4.
Because there is high reflective problem in the polishing of aluminium foil class bubble-cap front, cause partially white drug can not accurately with aluminium foil bottom
Color is distinguished, and often causes to judge by accident；Increase high reflective processing module herein, can steadily realize aluminium foil background color in highlighted front lighting
Under conditions of irradiation, what is still presented is the effect of normal aluminium foil background color, solves the problems, such as the erroneous judgement that high reflective tape comes.
Specifically, side plate is equipped with for the opening across connecting line.
There is a plurality of connecting line between body and PLC8, industrial all-in-one machine 1, by connecting line forceful electric power connecting line, light current connecting line
Cabling separates, and different size trace openings are arranged according to the quantity of line；Prevent interference of the forceful electric power to light current.
Specifically, it is enclosed with bellows on the outside of connecting line.
Bellows is wrapped up on the outside of connecting line, junction is attached with the bellows of corresponding size respectively；Connecting line is set to exist
Bellows interior cabling solves the problems, such as that connecting line is exposed, reaches health care requirement, overall effect is also more beautiful.
Specifically, industrial lens 4 are set as 220-280mm at a distance from product 9 to be detected；Trepanning backlight 7 with it is to be checked
The distance for surveying product 9 is set as 210-250mm.
Specifically, body length 390mm, width 240mm are highly 420mm, trepanning backlight 7 and product 9 to be detected
Distance be set as 250mm.
The bubble-cap similar drug of the present invention packs visible detection method, includes the following steps：
（1）Bubble-cap similar drug packaging visual detection equipment is placed on existing production line, industrial lens 4, trepanning and transmission
The product to be detected 9 taken is on the same line；
（2）When product 9 to be detected moves to industrial lens 4, at trepanning backlight 7 when, PLC8 controls the acquisition figure of industrial camera 3
Picture；
（3）For the image transmitting that industrial camera 3 acquires to industrial all-in-one machine 1, industrial all-in-one machine 1 is to described image processing and analyzes,
Analysis result is transmitted to the I/O module 6 being arranged in body；Image procossing includes：
a）Image preliminary treatment；
b）Images match；
c）Image detection；
（4）Product is cut off：I/O module 6 decomposes analysis result, decomposition result is transmitted to PLC8, dress is rejected in PLC8 controls
It sets and cuts off undesirable product.
When product 9 to be detected moves to industrial lens 4, at trepanning backlight 7 when, PLC8 control triggering industrial cameras 3 are adopted
Collect image, the operation detection program of industrial all-in-one machine 1 is handled and analyzed to acquired image, judges the drug in the picture
Whether fill normal, and judge which plate position of problems belongs in current whole pictures according to analysis result, with ten into
The mode of number processed is temporarily stored into queue, and after the delay number of setting, corresponding result information is transferred to by ethernet communication
I/O module 6 carries out result decomposition, and I/O module 6 will be respectively by included I/O port output information to PLC8, I/O module 6 after decomposition
Turn I/O module 6 using Ethernet to be exported, user can be according to NPN needed for integral device or positive-negative-positive signal by this module
Public terminated line switch over；As a result with each plate end value of hexadecimal number record product, binary system is converted into 0 and 1 point
The low and high level of each IO delivery outlets is not indicated, and to realize, individually whether control device for eliminating rejects product.
Specifically, a）Image preliminary treatment includes image gray processing processing.
Stain gray scale and the criterion of size in detection zone is arranged in user, is detected to drug stain.
Embodiment 2
The distinguishing characteristics of the embodiment and embodiment 1 is： a）Image preliminary treatment includes that image binaryzation processing and image are gone
Noise processed.
For the drug of color and aluminium foil background color relatively, background color separation function is newly increased, thus by picture background color
Binary conversion treatment enhances the contrast of drug and aluminium foil background color, achievees the effect that be kept completely separate drug and bubble-cap at black figure；It goes
Except picture noise：Image after background color separation is since there are ambient color interference, using the algorithm of removal picture noise, to image
Edge is sharpened using morphological algorithms, and the gray-scale pixel values between 0-255 are filtered out as far as possible, to reach binaryzation
The effect of edge boundary.
Remove picture noise：Image after background color separation uses removal picture noise since there are ambient color interference
Algorithm is sharpened image border using morphological algorithms, the gray-scale pixel values between 0-255 is filtered out as far as possible, from
And achievees the effect that binaryzation edge and demarcate.
Algorithm steps are：First pill and other background colors are detached using background color separation algorithm, it so then can be by pill
It is separated into pure white, background color becomes black；This image is carried out binary conversion treatment by the image after separation since there are picture noises
After must also use morphological algorithms to image carry out pixel edge processing.To reach the effect for stablizing separation pill and bubble-cap
Fruit.
Embodiment 3
On the basis of embodiment 1 or embodiment 2, distinguishing characteristics is the embodiment：Specifically, b）Images match includes with it
In a bubble-cap profile as template, similar profile is searched on the image Jing Guo preliminary treatment, to each profile searched
Carry out similarity marking；It is rotated using the matched center of profile and angle as X, Y and angle of real time location tracking；It is right
The position degree and angle for the detection block that its corresponding elements of a fix and angle are detected as more is respectively adopted in each bubble-cap repeating query
Relative datum.
For be likely to occur in single bubble-cap more, extra medicine bits situations such as, by image matching algorithm realize in real time with
The effect of track positioning, the problem of being considered to be worth doing with multiple medicine to whether there is more in each bubble-cap of repeating query.
Wherein real time location tracking mode is realized by image matching algorithm：It regard current a certain width picture as ginseng
Reference base picture is examined, using one of bubble-cap profile as template, how many such profile is searched in entire picture, it is right
Each profile carries out marking setting, 0 point then illustrate it is similar not at all, 100 defend oneself it is bright completely similar；50 are set as herein to be allocated as
To reach the standard of similarity degree；Its corresponding elements of a fix and angle is respectively adopted to each bubble-cap repeating query to detect as more
Detection block position degree and angle relative datum, achieve that more detection blocks can be in real time according to current bubble-cap in this way
Shape is into line displacement and rotation, to achieve the effect that real-time tracking positions.
Embodiment 4
On the basis of embodiment 1-3 any embodiments, distinguishing characteristics is the embodiment：Specifically, c）Image detection includes
The detection of special-shaped powder, special-shaped powder detection include making detection zone that drug appearance profile be followed to build using can adjust node
Arbitrary polygon region tool.
In detection zone setting, to adapt to the shape of drug of different shapes, make detection zone using node can be adjusted
Domain follows drug appearance profile to build polygonal region tool, to realize that high-precision non-blind area detects；It will be in single bubble-cap
The coordinate value and angle value of pill positioning are transferred to current detection tool, generate arbitrary polygon according to this coordinate system, and pass through
The coordinate value of current starting point derives the coordinate value on remaining vertex with geometric algorithm.It is corresponded to not to reach every pill
When with posture, this polygon can reach non-blind area with automatic deviation and rotation to the posture for covering the full surface of entire special-shaped drug
The effect of detection.
Embodiment 5
On the basis of embodiment 1-4 any embodiments, distinguishing characteristics is the embodiment：Specifically, c）Image detection includes
Size detection, size detection include use for detecting simple grain drug length and width dimensions detection instrument；In single bubble-cap area
Spot detection is carried out in domain, detected spot is irregular contour, according to the tolerance model of the long side of profile and width x length value
It encloses, judges whether drug size is up to standard.
Occur the problem of drug size is beyond tolerance once in a while when being assembled for capsule medicine cap and bottom, uses simple grain drug
Length and width dimensions detection instrument, to realize the function of carrying out management and control to the problematic drug of size；In single bubble-cap area
Spot detection is carried out in domain, detected spot is regular contour, and the profile long side and width edge length value of normal drug are one
Within the fixed margin of tolerance, abnormal drug long side or width edge length value can exceed this margin of tolerance, then can determine whether out
This drug whether there is packing problem.
In short, the foregoing is merely presently preferred embodiments of the present invention, made by all ranges according to the present patent application patent
Deng variation and modification, it should all belong to the covering scope of the present invention.
Claims (8)
1. a kind of bubble-cap class packs drug visual detection equipment, it is characterised in that：Include for being placed on existing conveyer belt
Body, industrial all-in-one machine, the PLC being connect with body, and the device for eliminating that is connect with PLC；Be equipped in body trepanning backlight,
Industrial camera；Drawable partition board is equipped in the middle part of body, partition board is equipped with mounting portion；Trepanning backlight, industrial camera setting exist
At mounting portion, it is connected with mounting portion；Trepanning backlight is equipped with trepanning, and industrial camera includes industrial lens, and industrial lens are opened
Product to be detected on hole and conveyer belt is on the same line.
2. a kind of bubble-cap class according to claim 1 packs drug visual detection equipment, it is characterised in that：Body includes four
All circular side plates；Side plate is equipped with card slot, and partition board is arranged at card slot.
3. a kind of bubble-cap class according to claim 1 packs drug visual detection equipment, it is characterised in that：Mounting portion includes
Guide rail is installed, trepanning backlight, industrial camera and installation guide rail are connected.
4. a kind of bubble-cap class according to claim 1 packs drug visual detection equipment, it is characterised in that：Trepanning backlight
The light source controller for controlling trepanning backlight is connected, light source controller is connected with installation guide rail.
5. a kind of bubble-cap class according to claim 1 packs drug visual detection equipment, it is characterised in that：It installs on guide rail
Equipped with the Switching Power Supply for providing direct current for industrial camera, and the I/O module that is connect with PLC.
6. a kind of bubble-cap similar drug according to claim 1 packs vision inspection apparatus, it is characterised in that：At industrial lens
Equipped with high reflective processing module.
7. a kind of bubble-cap class according to claim 1 packs drug visual detection equipment, it is characterised in that：Side plate is equipped with
For the opening across connecting line.
8. a kind of bubble-cap class according to claim 7 packs drug visual detection equipment, it is characterised in that：On the outside of connecting line
It is enclosed with bellows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810388447.9A CN108362706A (en) | 2018-04-26 | 2018-04-26 | A kind of bubble-cap class packaging drug visual detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810388447.9A CN108362706A (en) | 2018-04-26 | 2018-04-26 | A kind of bubble-cap class packaging drug visual detection equipment |
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| CN108362706A true CN108362706A (en) | 2018-08-03 |
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ID=63009378
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| CN201810388447.9A Pending CN108362706A (en) | 2018-04-26 | 2018-04-26 | A kind of bubble-cap class packaging drug visual detection equipment |
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