CN202464233U - Pill quantity detection device based on machine vision - Google Patents
Pill quantity detection device based on machine vision Download PDFInfo
- Publication number
- CN202464233U CN202464233U CN2011205623354U CN201120562335U CN202464233U CN 202464233 U CN202464233 U CN 202464233U CN 2011205623354 U CN2011205623354 U CN 2011205623354U CN 201120562335 U CN201120562335 U CN 201120562335U CN 202464233 U CN202464233 U CN 202464233U
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Abstract
The utility model belongs to the technical field of automatic detection, and relates to a pill quantity detection device based on machine vision, which comprises a computer, an image acquisition card, a camera, a controller, two backlight light sources, a stacking disc and a position transducer, wherein the camera arranged over against a pill funnel is arranged above a pallet board; the two backlight light sources are respectively arranged on both sides of the pill funnel under the pill pallet board; the stacking disc is fixed on a transmission shaft; the position transducer senses the movement beats of a pill packaging machine by sensing the position of the stacking disc; the controller triggers the camera to shoot images according to the movement beats of the pill packaging machine; shot images are sent to the computer through the acquisition card; and according to the images the computer judges whether pills are loaded completely or not and whether the pills fall completely or not. The pill quantity detection device overcomes the interference of subjective factors in a manual ocular estimation method, can rapidly and accurately detect the pill existence and the quantity completeness, and can improve the detection precision and the efficiency of product quality.
Description
Technical field
The utility model belongs to the Automatic Measurement Technique field, particularly about detecting before and after the medicinal pill package whether up-to-standard device of quantity.
Background technology
Along with the aggravation of global economic integration trend, medicine trade is also increasingly high to the requirement of product design, forces the company of relevant industries and enterprise on the quality control surveillance of product, to drop into more manpower financial capacity.In the medicinal pill package process, whether the pill number enough becomes matter of utmost importance.And the assessment that phenomenons such as quantity does not wait, pill incompleteness can directly cause product design appears.
Whether the detection of carrying out amount of pills at present mainly is to use manual detection, produce in the automatic operational process of line in packing, by filling full and whether pill leaks down fully in worker visual detection pill funnel place.The manual detection method is convenient, directly perceived, and accuracy is high, but it is bigger influenced by subjective factor, and workman's working strength is big, works long hours to be prone to cause visual fatigue, misjudgment occurs, influences the quality testing of product; And when the baling line excessive velocities, the operative employee can't accomplish detection basically.
The utility model content
In view of the above problems, the purpose of the utility model provides a kind of amount of pills automatic checkout equipment based on machine vision that can adapt to the Fast Packet wiring.The utility model is realized through following technical scheme:
A kind of amount of pills detecting device based on machine vision; Be used to detect the amount of pills on the medicinal pill package machine; Described medicinal pill package machine is included in the pill pallet that rotates under the driving of transmission shaft; Be used to collect the many groups small opening that is loaded on the pill pallet having on the pill pallet, below pallet, be provided with the pill funnel; The amount of pills detecting device comprises computing machine, image pick-up card, camera, controller, two back lights, code-disc and position transdusers; Above described pallet, be provided with camera over against pill funnel place; Pill funnel both sides respectively are provided with a back light below the pill pallet, and it is backlight that light source is used for as the upper reaches, and another light source is backlight as downstream; The corresponding one group of small opening of each light source; Described code-disc is fixed on the transmission shaft, and position transduser comes the tact of motion of perception medicinal pill package machine through responding to the code-disc position, and the signal of its output is admitted to the phase machine controller; By the tact of motion triggering camera photographic images of controller according to machine; Image after the shooting is admitted to computing machine through capture card, is extracted on the pill pallet according to image by computing machine to be positioned at the amount of pills of funnel upstream position and the amount of pills of funnel downstream position, thereby judges whether pill all loads and whether fall fully.
As preferred implementation, below every group of small opening, be provided with the printing opacity baffle plate, when one group of small opening on the pallet turned to funnel place top regional, the printing opacity baffle plate was removed, and pill falls into funnel.
The amount of pills automatic checkout equipment of the utility model through images acquired, detects the existence of pill, in time reports to the police or rejecting for the product of quantity not sufficient, thus the quality of the assurance packing of product.This device and method of inspection are applied on the similar products baling line; Overcome the interference of subjective factor in artificial visually examine's method fully; Ability is quick, objective, existence and the quantity integraty to pill detects accuracy of detection of improving the quality of products greatly and efficient exactly.
Description of drawings
Fig. 1: the utility model hardware system outward appearance is formed scheme drawing;
Fig. 2: the utility model software detection analytic product diagram of circuit.
The explanation of accompanying drawing mark:
1 telltale; 2 industrial computers; 3 industrial cameras; 4 pill pallets; 5 pill small openings; 6 high bright LED background light sources;
7 funnels; 8 sensors; 9 code-discs; 10 transmission shafts
The specific embodiment
Referring to Fig. 1, the amount of pills automatic checkout equipment based on machine vision of the utility model, the medicinal pill package machine that it detected comprises the pill pallet; Many group pill small openings 5; Funnel 7; Transmission shaft 10.Pill is loaded in one group of pill small opening on the pill pallet; A transparent baffle (not drawing among the figure) is installed below every group of pill small opening; When this group pill small opening turned to the funnel top, baffle plate was open, and pill gets into funnel and whereabouts along small opening.
The amount of pills automatic checkout equipment of the utility model mainly comprises telltale 1; Industrial computer 2; Industrial camera 3; Two high bright LED background light sources 6; Position transduser 8; Code-disc 9 is with the PLC programmable controller and be installed in the image pick-up card in the industrial computer.IMAQ Control Software and analyzing and detecting software are equipped with in industrial computer inside.Constitute computing machine by telltale 1 and industrial computer 2.
Two background light sources 6; One group of pill small opening below that is installed in funnel 7 upper reaches, another is installed in one group of pill small opening below in funnel 7 downstream, and camera 3 is employing face battle array colorful CCD cameras 3; Position transduser 8 is installed in transmission shaft 10 ends; The rotation of code-disc 9 and pill pallet keep synchronously, and sensor 8 signal output parts link to each other with PLC, can control CCD camera 3 through the PLC programmable controller and trigger the moment of taking pictures; Camera 3, the power supply of light source 6, sensor 8, PLC programmable controller and motor and actuator thereof etc. are all accomplished by power supply in the rack through cable.
The method that realizes: photographic camera 3 links to each other with computing machine through image pick-up card, and code-disc 9 is fixed on the transmission shaft 10, and is synchronous with transmission shaft 10; The position transduser 8 of the utility model is a photoelectric type, is used for work tempo through code-disc 9 perception baling lines, and its output is admitted to the PLC programmable controller; Pill pallet left-hand revolution; Photographic camera 3 is fixed on directly over the pill funnel 7, each fixing light source 6 under the front and back, pill whereabouts, and sensor 8 mouths link to each other with the PLC coding controller; After camera 3 images acquired, obtain picture through data collecting card.
Software algorithm: 1. obtain photo current; 2. image binaryzation makes image more succinct; 3. image corrosion, the pill that spacing is less separates; 4. filter out the less noise spot of area; 5. calculate the pill number at target area (one group of pill small opening place that one group of pill small opening place that lays respectively at that funnel 7 upper reaches are illuminated by background light source 6 and downstream are illuminated by another background light source 6); 6. output judged result.The pill pallet is a left-hand revolution, and pill falls during through funnel 7, so twice judgment mode of this The software adopted once photo taking: judge at the station at funnel 7 upper reaches whether pill all loads, and downstream position judges whether pill leaks down fully.Judged result is sent to PLC, and report to the police, action such as rejecting.
Claims (2)
1. the amount of pills detecting device based on machine vision is used to detect the amount of pills on the medicinal pill package machine, and described medicinal pill package machine is included in the pill pallet that rotates under the driving of transmission shaft; Be used to collect the many groups small opening that is loaded on the pill pallet having on the pill pallet, below pallet, be provided with the pill funnel, it is characterized in that; Described amount of pills detecting device comprises computing machine, image pick-up card, camera, controller, two back lights, code-disc and position transdusers; Above described pallet, be provided with camera over against pill funnel place, pill funnel both sides respectively are provided with a back light below the pill pallet, and a light source is used for as the upper reaches backlight; Another light source is backlight as downstream; The corresponding one group of small opening of each light source, described code-disc is fixed on the transmission shaft, and position transduser comes the tact of motion of perception medicinal pill package machine through induction code-disc position; The signal of its output is admitted to controller; By the tact of motion triggering camera photographic images of controller according to machine, whether whether the image after the shooting is admitted to computing machine through capture card, all loaded and fallen fully by the computer judges pill.
2. amount of pills detecting device according to claim 1 is characterized in that, below every group of small opening, is provided with the printing opacity baffle plate, and when one group of small opening on the pallet turned to funnel place top regional, the printing opacity baffle plate was removed, and pill falls into funnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205623354U CN202464233U (en) | 2011-12-29 | 2011-12-29 | Pill quantity detection device based on machine vision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205623354U CN202464233U (en) | 2011-12-29 | 2011-12-29 | Pill quantity detection device based on machine vision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202464233U true CN202464233U (en) | 2012-10-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205623354U Withdrawn - After Issue CN202464233U (en) | 2011-12-29 | 2011-12-29 | Pill quantity detection device based on machine vision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202464233U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490940A (en) * | 2011-12-29 | 2012-06-13 | 天津普达软件技术有限公司 | Machine vision-based pill number detection device and detection method |
| CN103625700A (en) * | 2013-12-04 | 2014-03-12 | 天津普达软件技术有限公司 | Quality detection method for pill filling |
| CN111634475A (en) * | 2020-05-26 | 2020-09-08 | 朱翠连 | Automatic pill arranging device |
| CN114952597A (en) * | 2022-05-31 | 2022-08-30 | 杭州众硅电子科技有限公司 | Acquisition method and system for chemical mechanical planarization white light end point detection |
-
2011
- 2011-12-29 CN CN2011205623354U patent/CN202464233U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102490940A (en) * | 2011-12-29 | 2012-06-13 | 天津普达软件技术有限公司 | Machine vision-based pill number detection device and detection method |
| CN102490940B (en) * | 2011-12-29 | 2013-07-03 | 天津普达软件技术有限公司 | Machine vision-based pill number detection device and detection method |
| CN103625700A (en) * | 2013-12-04 | 2014-03-12 | 天津普达软件技术有限公司 | Quality detection method for pill filling |
| CN103625700B (en) * | 2013-12-04 | 2015-07-08 | 天津普达软件技术有限公司 | Quality detection method for pill filling |
| CN111634475A (en) * | 2020-05-26 | 2020-09-08 | 朱翠连 | Automatic pill arranging device |
| CN111634475B (en) * | 2020-05-26 | 2021-12-14 | 东阿县御颜堂阿胶制品有限公司 | Automatic pill arranging device |
| CN114952597A (en) * | 2022-05-31 | 2022-08-30 | 杭州众硅电子科技有限公司 | Acquisition method and system for chemical mechanical planarization white light end point detection |
| CN114952597B (en) * | 2022-05-31 | 2023-10-20 | 杭州众硅电子科技有限公司 | Acquisition method and system for chemical mechanical planarization white light end point detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121003 Effective date of abandoning: 20130703 |
|
| RGAV | Abandon patent right to avoid regrant |