CN2596352Y - Real-time monitoring optical image detector for product quality in industrial production - Google Patents

Real-time monitoring optical image detector for product quality in industrial production Download PDF

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Publication number
CN2596352Y
CN2596352Y CN 02262001 CN02262001U CN2596352Y CN 2596352 Y CN2596352 Y CN 2596352Y CN 02262001 CN02262001 CN 02262001 CN 02262001 U CN02262001 U CN 02262001U CN 2596352 Y CN2596352 Y CN 2596352Y
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China
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image
detected
power conversion
optical imagery
light source
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Expired - Fee Related
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CN 02262001
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Chinese (zh)
Inventor
程向明
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Xian Jiaotong University
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Xian Jiaotong University
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Abstract

The utility model discloses an optical image detector which comprises a displaying part, a data processing and controlling unit, an image photoelectric conversion device, an optical imaging lens, an image grabbing system, a light source, a casing and an eliminating unit. A detected object is placed on a medicine guide plate; the light source is placed below or above the medicine guide plate; an optical axis of the image photoelectric conversion device is arranged to be vertical or parallel to the detected object; the optical imaging lens is connected with the image photoelectric conversion device; the casing is installed on other components on a blister packaging machine, and covers the detected object, an installation bracket, the image photoelectric conversion device and the optical imaging lens. When an invisible light source is used, the casing is not needed. The utility model can detect vacant pills and vacant capsules, half grain capsules, damaged pills of which the defection rate is more than 5%, or unqualified foodstuffs of which the weight loss is more than 5%. The utility model can be used for the on-line quality control detection on a blister packaging machine and a food packaging machine, and the on-line quality control detection of printing products.

Description

A kind of commercial production product quality optical imagery pick-up unit of monitoring in real time that is used for
One, affiliated field
The utility model belongs to optics and image field, relates to a kind of optical imagery detection system, relates in particular to a kind of medicine, food and tobacco industry of being used for and produces the product quality optical imagery pick-up unit of monitoring in real time.
Two, background technology
Along with the development of industry and improving constantly of GMP standard such as medicine, food, in production runes such as medicine, food, product quality has been proposed more and more higher requirement, and in plastic-aluminum or aluminium aluminium packing, the integrality of blister sheet is to weigh an importance of product quality.In the automatic packaging process of medicine, food etc., medicine and food neglected loading, damaged, misloading can appear inevitably, capsule is imperfect and the defective products of packing such as half capsules and food breakage, underweight, if more than these substandard products can not reliable detection and reject, not only can cause client's complaint and claim, and bring unpredicted fame and economic loss to manufacturer, directly have influence on the market image of manufacturer, also can bring unnecessary loss simultaneously to the user.
The main method that industries such as present medicine, food address this problem is to use manual detection, or is furnished with automatic photoelectric detection device, no matter but present artificial or existing photo-electric checkout equipment, all exist tangible drawback, manual detection is subjected to artificial factor, can not realize detecting fast and accurately requirement, and its precision of present photoelectric type measuring is lower, can only detect the part defective of product, do not stop client's complaint in this respect far away, this problem has become an insoluble problem of manufacturers such as puzzlement medicine, food.
Three, summary of the invention
The purpose of this utility model overcomes the above problems exactly, a kind of full-automatic, high-precision optical image detecting device is provided, can automatically onlinely detect the medicine neglected loading, damaged, capsule is imperfect and the defective products of packing such as half capsules and food breakage, underweight, and reject automatically.
To achieve these goals, the technical solution that the utility model adopts is as follows: a kind of optical imagery pick-up unit, comprise, one sampling section, one data processing and control section and bad part eject part, the bad part eject part is rejected unit 12 and is rejected topworks by one of data processing and control section; It is characterized in that:
Described sampling section comprises: lead a medicine plate 2, a group that is used to place detected material 3 is used to detected material 3 to provide the light source 1, of illumination to be used for measured object is imaged on optical imagery camera lens 6 on the image light power conversion device, and the picture that is used for object to be detected that the optical imagery camera lens is become converts the image light power conversion device 7 of electric signal to, is used for the case 4 that anti-ambient light is disturbed as CCD (charge coupled device) and CMOS photoelectric commutator etc., one for the support 5, that fixedly installs the image light power conversion device;
Described data processing and control section comprise: image capturing system 9, data processing and control module 10 and image displaying part 11;
Light source 1 is positioned at leads medicine plate 2 belows or top on the blister packaging machine, detected material 3 is positioned at leads on the medicine plate 2, image light power conversion device 7 is positioned on the detected material, the image light power conversion device is fixed on by support 5 and leads on the medicine plate 2, the optical axis of image light power conversion device 7 and detected material 3 vertical settings, optical imagery camera lens 6 is installed in below the image light power conversion device 7 by mechanical connection manner, and be positioned at the top of detected material 3, case 4 is installed on other parts on the blister packaging machine, and with detected material 3, mounting bracket 5, image light power conversion device 7 and optical imagery camera lens 6 cover, when using invisible light source, also can not need this case; Be connected with image capturing system 9 on image light power conversion device 7, image capturing system 9 is connected with data processing and control module 10, and data processing and control module 10 are provided with a rejecting unit 12 and are connected with image displaying part 11.
Some other characteristics of the present utility model are, described case 4 (its effect is the eliminations such as interference that case will detect on-the-spot other light sources), and its manufacturing materials can metal or nonmetal.
Described light source 1 its effect be make detected material can clear imaging on the image light power conversion device, can be various visible lights or invisible light, can be area array light source, array light source, pointolite or annular light source.
Described image light power conversion device 7 can be ccd video camera, cmos camera and various photo-electric image device, from the dimension of imaging, can be the face battle array also can be linear array, from the color of imaging, can be colored or black and white.
Described light source 1 has adopted a back projection type light-source structure or front projection type light-source structure; When adopting the back projection type light-source structure, need on product guide plate (as: blister packaging machine is led the medicine plate) 2, open a light hole greater than the measured object area; When adopting the front projection type light-source structure, can leading below detected material 3 positions do the counnter attack optical processing on the medicine plate 2.
The number of described image light power conversion device 7 can adopt one, also can adopt 2 or a plurality of use simultaneously, and each all is furnished with an optical imagery camera lens 6 on the image light electric transducer 7.
Described image displaying part 11 is CRT monitor or LCD or plasma scope or the various device that is shown as picture, described data processing and control module 10 are PC or industrial computer or embedded computer and the various system that can be used for data computation and control, and described image capturing system comprises various image pick-up card.
The optical axis of described image light power conversion device 7 and detected material 3 can be arranged in parallel, also are provided with a plane mirror 8 when be arrangeding in parallel in case 4.
Described light source 1 can be arranged on case 4 outer case 4 inside that also can be arranged on.
Describedly lead that to do the counnter attack optical processing on the medicine plate 2 can be to stick opaque film on the medicine plate or be coated with not reflectorized material of last layer leading.
Optical imagery pick-up unit of the present utility model, can reliable detection fall vacant sheet and starved capsule detect half capsules and damaged rate at the damaged tablet more than 5%.Can be used for producing on the flat of medicine or the pulley type production line, also can be used on other foods packing machine, the line Quality Control detection, the line Quality Control detection on the foods packing machine and the line Quality Control of print product that can be used on the blister packaging machine detect.
Four, description of drawings
Fig. 1 is synoptic diagram vertical with detected material when optical axis, when adopting the back projection type light-source structure;
Fig. 2 is synoptic diagram vertical with detected material when optical axis, when adopting the front projection type light-source structure;
Fig. 3 is the synoptic diagram when optical axis and detected material level, the employing back projection type light-source structure;
Fig. 4 is the synoptic diagram when optical axis and detected material level, the employing front projection type light-source structure.
Five, embodiment
For a more clear understanding of the present invention, the present invention is described in further detail below in conjunction with drawings and Examples.
A kind of medicine, food optical imagery pick-up unit comprise display part, data processing and control module, image light power conversion device, optical imagery camera lens, image capturing system, light source, case and reject the unit.
The display part comprises the various devices that are shown as picture such as CRT monitor, LCD, plasma scope.Data processing and control module comprise PC, industrial computer, embedded computer and the various system that can be used for data computation and control.Image capturing system comprises various image pick-up card.The image light power conversion device comprises ccd video camera, cmos camera and various photo-electric switching device, from the dimension of imaging, can be the face battle array also can be linear array, from the color of imaging, can be colored or black and white.The optical imagery camera lens can be various types of camera lenses.Light source comprises various visible lights or invisible light, can be area array light source, array light source, pointolite or annular light source.Case comprises the case of various materials.
Referring to Fig. 1~4, Fig. 1 is first embodiment of the present utility model for synoptic diagram vertical with detected material when optical axis, when adopting the back projection type light-source structure.Light source 1 is positioned at leading below the medicine plate 2 on the blister packaging machine in Fig. 1, and light source adopts area array light source.Detected material 3 is positioned at leads on the medicine plate, and blister packaging machine is led and opened a light hole greater than tested medicine area on the medicine plate 2; Image light power conversion device 7 is positioned on the detected material, the image light power conversion device is fixed on by support 5 and leads on the medicine plate, the optical axis of image light power conversion device is vertical with detected material, below by screw or alternate manner a camera lens 6 is installed at the image light power conversion device, camera lens is positioned at the detected material top, case 4 is installed on other parts on the blister packaging machine, but case detected material, mounting bracket, image light power conversion device and lens case inside.Image capturing system 9 is connected with data processing and control module 10, and data processing and control module 10 are provided with a rejecting unit 12 and are connected with image displaying part 11.
Image capturing system 9, data processing and control module 10, image displaying part 11, rejecting unit 12 all can adopt technical finesses such as ripe computing machine, electronics, machinery to finish.
Fig. 2 is second embodiment of the present utility model for synoptic diagram vertical with detected material when optical axis, when adopting the front projection type light-source structure.Detected material 3 is positioned at and leads on the medicine plate in Fig. 2, and image light power conversion device 7 is positioned on the detected material, and leading below detected material 3 positions done the counnter attack optical processing on the medicine plate 2.Promptly stick opaque film on the medicine plate 2 leading.The image light power conversion device is fixed on by support 5 and leads on the medicine plate, the optical axis of image light power conversion device is vertical with detected material, below by screw or alternate manner a camera lens 6 is installed at the image light power conversion device, camera lens is positioned at the detected material top, light source 1 is positioned on the detected material, light source 1 can be installed in four sides and the internal upper part in the case 4, light source adopts area array light source or array light source, case 4 is installed on other parts on the blister packaging machine, case adopts nonmetallic material, but case is light source, detected material, mounting bracket, image light power conversion device and lens case are inside, image capturing system 9 is connected with data processing and control module 10, and data processing and control module 10 are provided with a rejecting unit 12 and are connected with image displaying part 11.
Image capturing system 9, data processing and control module 10, image displaying part 11, rejecting unit 12 all can adopt the technical finesse of ripe computing machine to finish.
Fig. 3 is the 3rd embodiment of the present utility model for the synoptic diagram when optical axis and detected material level, the employing back projection type light-source structure.Light source 1 is positioned at leading below the medicine plate 2 on the blister packaging machine in Fig. 3, detected material 3 is positioned at leads on the medicine plate, light source adopts pointolite, image light power conversion device 7 is positioned on the detected material, the image light power conversion device is fixed on by support 5 and leads on the medicine plate, the optical axis of image light power conversion device and detected material level, below by screw or alternate manner a camera lens 6 is installed at the image light power conversion device, camera lens is positioned at the detected material top, case 4 is installed on other parts on the blister packaging machine, case adopts metal material, also be provided with a plane mirror 8 in the case 4, but case is detected material, mounting bracket, image light power conversion device and lens case are inside.Image capturing system 9 is connected with data processing and control module 10, and data processing and control module 10 are provided with a rejecting unit 12 and are connected with image displaying part 11.
Image capturing system 9, data processing and control module 10, image displaying part 11, rejecting unit 12 all can adopt the technical finesse of ripe computing machine to finish.
Fig. 4 is the 4th embodiment of the present utility model for the synoptic diagram when optical axis and detected material level, the employing front projection type light-source structure.Detected material 3 is positioned at and leads on the medicine plate in Fig. 4, and image light power conversion device 7 is positioned on the detected material, and leading below detected material 3 positions done the counnter attack optical processing on the medicine plate 2.Promptly be coated with not reflectorized material of last layer leading medicine plate 2.The image light power conversion device is fixed on by support 5 and leads on the medicine plate, the optical axis of image light power conversion device and detected material level, below by screw or alternate manner a camera lens 6 is installed at the image light power conversion device, camera lens is positioned at the detected material top, light source 1 is positioned on the detected material, light source 1 can be installed in four sides and the internal upper part in the case 4, light source adopts ordinary light source, case 4 is installed on other parts on the blister packaging machine, but case light source, detected material, mounting bracket, image light power conversion device and lens case inside.Also be provided with a plane mirror 8 in the case 4.Image capturing system 9 is connected with data processing and control module 10, and data processing and control module 10 are provided with a rejecting unit 12 and are connected with image displaying part 11.
Image capturing system 9, data processing and control module 10, image displaying part 11, rejecting unit 12 all can adopt the technical finesse of ripe computing machine to finish.
Below the utility model principle of work being done one describes: when the medicine on the blister packaging machine passes through the image light power conversion device, be converted into behind the electric signal by the image light electric transducer after by optical lens and carry out the A/D conversion by image pick-up card to the measured object imaging, forming digital image deposits in the Installed System Memory, by computing machine or digital processing system this digital image is handled again, look identification, profile calculating and comparison by mould, obtain result, and determine topworks that this product implementation is rejected or do not rejected according to this result.
The utility model is applied to have following functions and advantage on blister packaging machine or the foods packing machine:
1. reliable detection medicine and the underproof food of sheet, starved capsule of falling vacant.
2. owing to adopted special sources illuminating structure, thereby improved widely visual signal to noise ratio, Reduce the time of image processing, improved certainty of measurement; This device can reliable detection go out half capsules and Damaged rate is lost in defective food more than 5% in the damaged tablet more than 5% or deal.
3. detection speed can reach 50 meters of per minutes.
4. be applicable to plastic-aluminum and aluminium aluminium medicine packing.
The automatic rejection faulty goods and possess the statistics and warning function.
6. bad part eject displacement Presentation Function.
7. possess double check and post bake removing function.
8. quick-setting and change product on display.
9. need not change the detection mould.
Optical image detector of the present utility model can be used for producing the flat of medicine or pulley type production On the line, also can be used on other foods packing machine, can be used for line Quality Control on the blister packaging machine detect, Line Quality Control on the foods packing machine detects and the line Quality Control of print product detects.

Claims (10)

1. an optical imagery pick-up unit comprises, a sampling section, and a data processing and control section and bad part eject part, the bad part eject part is rejected unit [12] and is rejected topworks by one of data processing and control section; It is characterized in that:
Described sampling section comprises: lead image light power conversion device [7] that medicine plate [2], one group of light source [1], that is used to detected material [3] that illumination is provided be used to detect and an optical imagery camera lens [6], that is used to place detected material [3] is used for the case [4] that anti-ambient light is disturbed for the support [5], that fixedly installs the image light power conversion device;
Described data processing and control section comprise: image capturing system [9], data processing and control module [10] and image displaying part [11];
Light source [1] is positioned at leads medicine plate [2] below or top on the blister packaging machine, detected material [3] is positioned at leads on the medicine plate [2], image light power conversion device [7] is positioned on the detected material, the image light power conversion device is fixed on by support [5] and leads on the medicine plate [2], the optical axis of image light power conversion device [7] and the vertical setting of detected material [3], optical imagery camera lens [6] is installed in below the image light power conversion device [7] by mechanical connection manner, and be positioned at the top of detected material [3], case [4] is installed on other parts on the blister packaging machine, and with detected material [3], mounting bracket [5], image light power conversion device [7] and optical imagery camera lens [6] cover, when using invisible light source, also can not need this case; On image light power conversion device [7], be connected with image capturing system [9], image capturing system [9] is connected with data processing and control module [10], and data processing and control module [10] are provided with a rejecting unit [12] and are connected with image displaying part [11].
2. optical imagery pick-up unit according to claim 1 is characterized in that: described case can be metal material or nonmetallic material.
3. optical imagery pick-up unit according to claim 1 is characterized in that: described light source [1] can be various visible lights or invisible light, can be area array light source, array light source, pointolite or annular light source.
4. optical imagery pick-up unit according to claim 1, it is characterized in that: this image light power conversion device [7] can be ccd video camera, cmos camera and various photo-electric image device, from the dimension of imaging, can be the face battle array also can be linear array, from the color of imaging, can be colored or black and white.
5. optical imagery pick-up unit according to claim 1 is characterized in that: described light source [1] has adopted a back projection type light-source structure or front projection type light-source structure; When adopting the back projection type light-source structure, need lead at blister packaging machine and open a light hole on the medicine plate [2] greater than tested medicine area; When adopting the front projection type light-source structure, can do the counnter attack optical processing leading on the medicine plate [2] of below, detected material [3] position.
6. optical imagery pick-up unit according to claim 1, it is characterized in that: the number of described image light electric transducer [7] can adopt one, also can adopt 2 or a plurality of use simultaneously, image light electric transducer [7] is gone up each and all is equipped with an optical imagery camera lens [6], and the optical imagery camera lens can be various types of camera lenses.
7. optical imagery pick-up unit according to claim 1 is characterized in that: described image displaying part [11] is CRT monitor or LCD or plasma scope or the various device that is shown as picture; Described data processing and control module [10] are PC or industrial computer or embedded computer and the various system that can be used for data computation and control, and described image capturing system [9] comprises various image pick-up card.
8. optical imagery pick-up unit according to claim 1 is characterized in that: the optical axis of described image light power conversion device [7] and detected material [3] can be arranged in parallel, also are provided with a plane mirror [8] when be arrangeding in parallel in case [4].
9. optical imagery pick-up unit according to claim 1 is characterized in that: described light source [1] can be arranged on case [4] outside also can be arranged on case [4] inside.
10. optical imagery pick-up unit according to claim 5 is characterized in that: describedly lead that to do the counnter attack optical processing on the medicine plate [2] can be to stick opaque film on the medicine plate or be coated with not reflectorized material of last layer leading.
CN 02262001 2002-07-29 2002-07-29 Real-time monitoring optical image detector for product quality in industrial production Expired - Fee Related CN2596352Y (en)

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Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175190A (en) * 2011-02-15 2011-09-07 常州市风靡电子设备厂 Raw leather measuring machine
CN102183530A (en) * 2011-05-02 2011-09-14 苏州工业园区高登威科技有限公司 Adjustable charge coupled device (CCD) optical check device
CN102192909A (en) * 2010-03-12 2011-09-21 深圳市先阳软件技术有限公司 System for detecting laser cutting quality of battery pole piece
CN101194161B (en) * 2005-06-03 2012-05-23 株式会社前川制作所 Apparatus for detecting contaminants in food
CN102621158A (en) * 2011-07-15 2012-08-01 苏州谷夫道自动化科技有限公司 Automatic detection device and method of unqualified magnet ring
CN102636496A (en) * 2012-04-24 2012-08-15 浙江大学 Defect width calibration standardizing system and method in optical surface defect dark field detection
CN102798727A (en) * 2012-06-26 2012-11-28 上海秉拓机械设备有限公司 Full-automatic troche detector
CN103208437A (en) * 2013-04-28 2013-07-17 苏州工业园区高登威科技有限公司 Resin clamp state detection device
CN103443617A (en) * 2011-03-24 2013-12-11 松下电器产业株式会社 Tablet inspection device and tablet inspection method using same
CN104669064A (en) * 2015-01-21 2015-06-03 苏州市国之福自动化设备有限公司 CNC vision aided machining system and method
CN104724467A (en) * 2013-12-21 2015-06-24 贵阳铝镁设计研究院有限公司 Aluminum ingot size-controlling and positioning method and aluminum ingot size-controlling and positioning device
CN104897692A (en) * 2015-06-16 2015-09-09 中信戴卡股份有限公司 Online detection system and method for finish turning effects of aluminum alloy castings
CN105068494A (en) * 2015-07-16 2015-11-18 苏州农业职业技术学院 Capsule detecting and printing system based on touch screen and programmable logic controller (PLC) and control method thereof
CN105346243A (en) * 2015-12-04 2016-02-24 天津振国信息科技有限公司 System for detecting printing quality
CN105716649A (en) * 2016-04-25 2016-06-29 广东每通测控科技股份有限公司 One-button detection instrument
CN106179996A (en) * 2016-07-14 2016-12-07 广东技术师范学院 Bubble-cap tablet package defective vision detection device
CN107486412A (en) * 2017-04-27 2017-12-19 安徽华脉科技发展有限公司 A kind of target surface Defect Detection system based on machine vision
CN108333177A (en) * 2017-01-20 2018-07-27 万润科技股份有限公司 Liquid-detecting
CN110947647A (en) * 2019-11-28 2020-04-03 中国电子科技集团公司第四十一研究所 Bead blasting filter stick on-line measuring device

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101194161B (en) * 2005-06-03 2012-05-23 株式会社前川制作所 Apparatus for detecting contaminants in food
CN102192909A (en) * 2010-03-12 2011-09-21 深圳市先阳软件技术有限公司 System for detecting laser cutting quality of battery pole piece
CN102175190A (en) * 2011-02-15 2011-09-07 常州市风靡电子设备厂 Raw leather measuring machine
CN103443617A (en) * 2011-03-24 2013-12-11 松下电器产业株式会社 Tablet inspection device and tablet inspection method using same
CN102183530A (en) * 2011-05-02 2011-09-14 苏州工业园区高登威科技有限公司 Adjustable charge coupled device (CCD) optical check device
CN102621158A (en) * 2011-07-15 2012-08-01 苏州谷夫道自动化科技有限公司 Automatic detection device and method of unqualified magnet ring
CN102636496A (en) * 2012-04-24 2012-08-15 浙江大学 Defect width calibration standardizing system and method in optical surface defect dark field detection
CN102636496B (en) * 2012-04-24 2013-07-10 浙江大学 Defect width calibration standardizing method in optical surface defect dark field detection
CN102798727A (en) * 2012-06-26 2012-11-28 上海秉拓机械设备有限公司 Full-automatic troche detector
CN103208437A (en) * 2013-04-28 2013-07-17 苏州工业园区高登威科技有限公司 Resin clamp state detection device
CN104724467A (en) * 2013-12-21 2015-06-24 贵阳铝镁设计研究院有限公司 Aluminum ingot size-controlling and positioning method and aluminum ingot size-controlling and positioning device
CN104669064A (en) * 2015-01-21 2015-06-03 苏州市国之福自动化设备有限公司 CNC vision aided machining system and method
CN104897692A (en) * 2015-06-16 2015-09-09 中信戴卡股份有限公司 Online detection system and method for finish turning effects of aluminum alloy castings
CN105068494A (en) * 2015-07-16 2015-11-18 苏州农业职业技术学院 Capsule detecting and printing system based on touch screen and programmable logic controller (PLC) and control method thereof
CN105346243A (en) * 2015-12-04 2016-02-24 天津振国信息科技有限公司 System for detecting printing quality
CN105716649A (en) * 2016-04-25 2016-06-29 广东每通测控科技股份有限公司 One-button detection instrument
CN105716649B (en) * 2016-04-25 2018-12-07 广东每通测控科技股份有限公司 One-touch detector
CN106179996A (en) * 2016-07-14 2016-12-07 广东技术师范学院 Bubble-cap tablet package defective vision detection device
CN108333177A (en) * 2017-01-20 2018-07-27 万润科技股份有限公司 Liquid-detecting
CN107486412A (en) * 2017-04-27 2017-12-19 安徽华脉科技发展有限公司 A kind of target surface Defect Detection system based on machine vision
CN110947647A (en) * 2019-11-28 2020-04-03 中国电子科技集团公司第四十一研究所 Bead blasting filter stick on-line measuring device

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