WO2006038704A1 - 包装体の検査方法と検査装置と包装体 - Google Patents
包装体の検査方法と検査装置と包装体 Download PDFInfo
- Publication number
- WO2006038704A1 WO2006038704A1 PCT/JP2005/018719 JP2005018719W WO2006038704A1 WO 2006038704 A1 WO2006038704 A1 WO 2006038704A1 JP 2005018719 W JP2005018719 W JP 2005018719W WO 2006038704 A1 WO2006038704 A1 WO 2006038704A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- image
- illumination device
- seal
- package
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- 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
- G01N21/94—Investigating contamination, e.g. dust
-
- 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
-
- 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
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/82—Testing the joint
- B29C65/8253—Testing the joint by the use of waves or particle radiation, e.g. visual examination, scanning electron microscopy, or X-rays
Definitions
- the present invention relates to a stagnation defect of the contents in the sealed portion of the packaging body made of a packaging seal containing articles such as food, a break in the seal portion, Rf and inspection method and inspection method for appearance defects such as black spots due to streaks and attached dirt
- the article to be the contents is positioned between the opposing packaging sheets, and the space where the contents are accommodated by sealing the surrounding area is used.
- the article to be the contents is positioned between the opposing packaging sheets, and the space where the contents are accommodated by sealing the surrounding area is used.
- it is often used as a package that contains food.
- the density portion of each part of each of the reflection image and the transmission image of the package obtained by irradiating light from above and below the package is used.
- the reflected image and the transmitted image are captured into a single color force meter using a color filter.
- the X-husband has been proposed (for example, Patent No. 3 2 1 6 8 7 4) which obtains the reflected image and the transmitted image by classifying the color based on the output signal of the camera.
- the present invention has been made to solve the above-mentioned problems, so that various kinds of seal defects including stagnation defects can be converted into changes in hue on a photographed image.
- the objective is to reliably detect seal defects.
- the appearance defect such as a stagnation defect or breakage of the contents in the seal part of the package body in which the article is stored and the package sheet is sealed.
- This is a method for inspecting such seal defects, such as an image storage device corresponding to the inspection position of the moving line on which the seal of the transported package moves, and transmitting light with wavelength characteristics.
- the illumination device is arranged at a position facing the m image capturing device with the inspection position in between, and the light having the wavelength characteristic of the transmission illumination device is irradiated onto the seal portion of the inspection position.
- Transmitted lighting An oblique illumination device that emits light having a wavelength characteristic different from that of the illumination light is disposed on the image photographing device side with respect to the movement line, and the light having the illumination wavelength property of the oblique illumination device is placed at the inspection position. Irradiate the seal part of the illuminator and position it at the inspection position.
- P2 image Multi-pane and image image that can be captured by the image capturing device
- Each shade information of the multi-band image is arranged in two-dimensional vector coordinates for each pixel, and each band, This is a method for detecting a package that is characterized by detecting the defect inspection based on the grayscale information of the image and the cross-correlation information between the spans of each pixel unit.
- the second invention of the present invention that achieves the above object is that an appearance defect such as a stagnation defect or breakage of the contents in the seal part of the package body in which the article is stored and the packaging sheet is sealed.
- This is a method for inspecting seal defects such as an image capturing device corresponding to the inspection position of the moving line in which the seal of the transported package moves, and transmitting light having wavelength characteristics.
- An illuminating device is placed at a position opposite to the self-photographing device with the inspection position in between, and light having the above-mentioned wavelength characteristics of the transmitted illumination device is irradiated onto the shell portion of the inspection position.
- an oblique illumination device that irradiates light having a wavelength characteristic different from that of the light transmitted by the HU 3 self-illumination device is arranged on the image capturing device side with respect to the movement line, and the oblique illumination device Light having the above wavelength characteristics is detected.
- the illumination device is irradiated with light having a wavelength characteristic different from that of the light of the transmission illumination device and the oblique illumination device.
- the light having the wavelength characteristic of the dark field illumination device is arranged and irradiated to the seal portion of the inspection position, and the oblique illumination device is transmitted at the inspection position through the light transmitted through the transparent illumination device.
- the multi-band image is obtained by taking a picture of the light reflected by the illumination of the visual field and the image taken by the HUB self-photographing device, and taking it as a multi-band image that can be taken by the image-capturing device.
- Each shade information of the evening image is arranged in a two-dimensional vector for each pixel unit, and the shade information that each band image has and the cross-correlation information between the bands in each pixel unit.
- the third invention of the present invention that achieves the above-mentioned object is the appearance defect such as a stagnation defect or breakage of the contents in the seal part of the package body in which the article is stored and the packaging sheet is sealed.
- This is a method for inspecting a seal defect such as an image capturing device in which an image capturing device is arranged corresponding to the inspection position of the moving line on which the seal portion of the transported package moves, and the inspection position is interposed
- a transmission illumination device that irradiates the shell portion at the detection position with light having a wavelength characteristic, and a position on the image capturing device side with respect to the movement line.
- An oblique illumination device that irradiates the shell portion at the inspection position with light having a wavelength characteristic different from that of the transmission light, and a movement line.
- the dark field illumination device that irradiates the sill portion with light having a wavelength characteristic different from that of the over-illumination device and oblique illumination light at the position of the image it device.
- Two lighting devices selected from the above and having an image obtained by irradiating light with the illumination described above at the inspection position The multi-band image that can be captured by the image capturing device and the grayscale information of the multi-band image are arranged in two-dimensional vector coordinates for each pixel. This is a method for detecting a package that specifically detects shell defects based on the intensity information of the band image and the cross-correlation information between the frames in each pixel unit.
- the fourth invention of the present invention that achieves the above-mentioned enormous aspect is a sheet such as a stagnation defect or an appearance defect of the contents in the seal part of the package in which the article is stored and the package sheet is sealed.
- a device for detecting defects where the imaging device is placed in correspondence with the inspection position of the moving line on which the seal part of the package to be transported moves and has a wavelength characteristic.
- an inspection apparatus for a packaging body characterized in that a multiband digital image is formed on the basis of the imaged body image, with a video image at each part.
- the fifth invention of the present invention that achieves the above-mentioned hundreds of years is a case such as a stagnation defect or an appearance defect of the contents in the seal part of the package body in which the article is stored and the package sheet is sealed.
- a device that inspects defects, and an image capturing device is arranged corresponding to the inspection position of the moving line where the shell part of the transported package moves, and light having wavelength characteristics is transmitted at the inspection location.
- the transillumination device that illuminates the shell part is placed at a position opposite to the image-capturing image with the inspection position in between, and has a wavelength characteristic that is different from the light of the transillumination device.
- the oblique illumination device that irradiates light to the shell portion at the inspection position is placed on the image capturing device side with respect to the movement line, and the wavelength characteristics are different from the light of the transmission illumination device and the oblique illumination device.
- the dark field illumination device that irradiates the shell part with light with A transmission image and iU B himself oblique illumination apparatus by irradiation with light in ⁇ transmitted illumination location be placed ⁇ imaging apparatus and
- Images corresponding to each wavelength of the reflection image by irradiation of '-light and the reflection image of light irradiation by the dark field illumination device As an elephant, it can be photographed on a 3 ⁇ image capturing device. Each image is based on the body image visualized by the illumination of the transmission illumination device, the Bd oblique illumination device, and the dark field illumination device.
- a package inspection device characterized in that it is configured to form a multiband digital image with a video image at the site o
- the sixth invention of the present invention that achieves the above-mentioned enormous scale is a sheet that contains articles and has a package sheet that seals the package sheet.
- a device for inspecting defects, and placing an image capturing device in accordance with the inspection position of the moving line on which the shell part of the package to be transported moves, facing the image capturing device with the inspection position in between
- a transmission illumination device that irradiates the shell portion at the inspection position with light having wavelength characteristics, and a position on the image capturing device side relative to the movement line.
- An oblique illumination device that irradiates light at the inspection position with light having a wavelength characteristic different from that of the light of the light and a position on the image capturing side relative to the movement line of m.
- Light that has a wavelength characteristic different from that of the light of the device and oblique lighting device.
- As a compatible image it is possible to shoot the image directly, and RX.
- the seventh invention of the present invention that achieves the above object is a packaging body in which a space for storing articles is sealed by a seal portion that seals the opposite packaging sheets. Non-printed light is transmitted to the part corresponding to the seal part of the packaging sheet on the opposite side of the light irradiation side of the seal part that is the target of the defect inspection by light irradiation.
- a packaging body characterized by being provided with a section,
- the information is hatched due to the difference between the normal portion of the seal and the defect in the image (for example, It becomes easier to determine the difference between the sill defects and the normal part of the sill, and it is possible to reliably detect various sill defects.
- FIG. 1 is an explanatory diagram showing an example of a packaging body inspection apparatus according to the present invention.
- FIG. 2 is an explanatory view showing an image photographing apparatus in one example.
- reference numeral 1 denotes an inspection device for a package
- the inspection garment 1 is provided with a pair of conveying means 2 for conveying the package in one direction in parallel, and is a gap.
- the inspection section between the transport means 2 is used as the inspection position, and the seal portion, which is the inspection target part of the package, can pass straight through the inspection position A.
- An image taking so-place 3 consisting of a force mera is placed above the inspection position.
- the transmission illumination device 4 is disposed at a position facing the recording image photographing device 3 with the inspection position A in between, for example, below the conveyance path constituted by the conveyance means 2. Because the oblique illumination device 5 is placed on the transport path close to the inspection position A and not blocking the image capturing for the inspection position of the image capturing device 3 -S)
- the inspection position A is irradiated with light set in a state having a wavelength characteristic by a force line filter or the like in the transmission illumination apparatus 4.
- the recording means irradiates the seal portion of the package that has reached the inspection position A by the transport means 2 and the transmitted image of the seal portion by the light having the wavelength characteristic is taken by the image taking device 3. I'm going to ⁇
- the light wavelength characteristics of the transmitted illumination device 4 are as follows. It is provided to irradiate the detection A with light set to a state having the following wavelength characteristics. Then, the light from the oblique light illuminating device 5 is irradiated to the seal portion of the package that has reached the inspection position A by the conveying means 2, and the light seal having a wavelength characteristic different from that of the transmitted illumination device 4 is sealed. The reflected image of the
- the above image capturing device 3 captures an image in which the transmitted image by the light irradiation of the transmission illumination device 4 and the reflection image by the light irradiation of the oblique illumination device 5 become the body.
- three images are distributed and formed as three image data with different hues via a distribution means 6 such as a prism. In order to make the hues of the images different, it can be done by passing through the file evenings where the wavelengths of transmitted light are different.
- Each of the images is provided to be input to the control unit 7 connected to the image capturing device 3.
- the three images are transmitted through the transmission image data and the reflection image data.
- ⁇ 3 images ⁇ evening with different hues and based on the reflection image ⁇ two images with different hues are generated.
- ko image 7 "an image associated with one evening Based on the color density of the second image corresponding to that part of each part of the image-the evening position, calculate the vector amount from the vector analysis method of the RGB triaxial virtual color image.
- the hue at each of the parts in the integrated image is converted as hue and degree.
- the state of the seal defect is different from the normal seal portion in the hue value and the saturation value.
- Hue and Saturation values in the data generated from a Lucid digital image with a single image at each part By detecting a part different from the above, it becomes possible to detect a seal defect as a multi-band digital image that can be captured by the above-mentioned image capturing device as shown in 0 .
- Each gray level information is arranged in 3D vector coordinates for each pixel unit, and the seal defect is based on the gray level information of each band image and the cross-correlation information between bands in each pixel unit.
- the packaging body is described as being composed of a colored packaging sheet. Limited to this ⁇ It is the target site for seal defect inspection by light irradiation in the inspection method implemented by the above inspection equipment.
- a window portion through which light emitted without printing may be provided in a portion corresponding to the seal portion of the packaging sheet ⁇ ⁇ opposite to the light irradiation side in the seal portion.
- the light power irradiated by the transmission illumination device is a portion that is transmitted without being interfered with the print layer of the portion corresponding to the seal portion of the opposite side of the packaging sheet.
- the inspection apparatus having the transmission illumination device and the oblique illumination device has been described as an implementation form.
- the wavelength characteristics are different from those of the transmission illumination device and the oblique illumination device. It is possible to arrange a dark-field illumination device 8 that irradiates the seal part with light with a darkness at the inspection position and to obtain an image by the dark-field illumination device 8 In
- the moving package is the object of inspection, but the inspection apparatus can be used in the transport line where the package stops at the inspection position, that is, the inspection object that is stopped. It is possible to change the light wave characteristics of the lighting device in the composition of the package contents.
- the state of seal defects in the captured image In the case A, the information is converted into a hatching of the hue (e.g. high hue and saturation) due to the difference between the normal part of the seal in the image and the seal defect. This makes it easy to determine the difference between a seal defect and a normal seal part.
- the hue e.g. high hue and saturation
- the inspection method and the inspection of the package according to the present invention include the inclusion of the contents in the sealed seal portion of the package consisting of a package sheet containing articles such as food. It is useful for a method and apparatus for inspecting defects and appearance defects such as broken seals, streaks, and black spots due to attached dirt.
- the package of the present invention is also suitable for the inspection method or inspection. It is a package having a form useful for being used as an inspection object in this and 3/3 apparatus.
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004292019A JP2006105746A (ja) | 2004-10-04 | 2004-10-04 | 包装体の検査装置及び検査方法 |
| JP2004-292019 | 2004-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006038704A1 true WO2006038704A1 (ja) | 2006-04-13 |
Family
ID=36142772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/018719 Ceased WO2006038704A1 (ja) | 2004-10-04 | 2005-10-04 | 包装体の検査方法と検査装置と包装体 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2006105746A (ja) |
| WO (1) | WO2006038704A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010054421A (ja) * | 2008-08-29 | 2010-03-11 | Toppan Printing Co Ltd | 検査方法および検査装置 |
| JP5453350B2 (ja) * | 2011-06-23 | 2014-03-26 | 株式会社 システムスクエア | 包装体の検査装置 |
| JP6392552B2 (ja) * | 2014-06-09 | 2018-09-19 | 株式会社イシダ | 検査装置 |
| JP6623449B2 (ja) * | 2015-07-08 | 2019-12-25 | 株式会社 システムスクエア | 包装体の検査装置 |
| JP2018091874A (ja) * | 2018-03-20 | 2018-06-14 | 株式会社イシダ | 検査装置 |
| WO2021153029A1 (ja) * | 2020-01-27 | 2021-08-05 | 株式会社京都製作所 | 検査装置、製袋システム、判定モデル、及び検査方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6363A (ja) * | 1986-06-16 | 1988-01-05 | 株式会社にんべん | 削り節用包装袋 |
| JPH06208017A (ja) * | 1993-01-11 | 1994-07-26 | Sony Corp | カラーフィルターの欠陥検査方法および欠陥検査装置 |
| JP2000009591A (ja) * | 1998-06-25 | 2000-01-14 | Omron Corp | 検査装置 |
| JP2002116152A (ja) * | 2000-10-11 | 2002-04-19 | Nippon Magnetic Dressing Co Ltd | 粉状物収納体の検査方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60180569A (ja) * | 1984-02-27 | 1985-09-14 | Koasa Shoji Kk | 海苔の品質連続判定仕分け装置 |
| JPH0754304B2 (ja) * | 1992-06-29 | 1995-06-07 | 日機装株式会社 | シート検査装置、型枠、シート検査用サンプル作成装置および型枠送り装置 |
| JPH07146252A (ja) * | 1993-11-24 | 1995-06-06 | Kirin Techno Syst:Kk | 麺外観検査方法 |
| IT1269506B (it) * | 1994-02-04 | 1997-04-01 | De La Rue Giori Sa | Impianto di controllo di qualita' di fogli stampati in particolare di carte-valore |
-
2004
- 2004-10-04 JP JP2004292019A patent/JP2006105746A/ja active Pending
-
2005
- 2005-10-04 WO PCT/JP2005/018719 patent/WO2006038704A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6363A (ja) * | 1986-06-16 | 1988-01-05 | 株式会社にんべん | 削り節用包装袋 |
| JPH06208017A (ja) * | 1993-01-11 | 1994-07-26 | Sony Corp | カラーフィルターの欠陥検査方法および欠陥検査装置 |
| JP2000009591A (ja) * | 1998-06-25 | 2000-01-14 | Omron Corp | 検査装置 |
| JP2002116152A (ja) * | 2000-10-11 | 2002-04-19 | Nippon Magnetic Dressing Co Ltd | 粉状物収納体の検査方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006105746A (ja) | 2006-04-20 |
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