WO2022186339A1 - Appareil de mirage d'œufs - Google Patents

Appareil de mirage d'œufs Download PDF

Info

Publication number
WO2022186339A1
WO2022186339A1 PCT/JP2022/009149 JP2022009149W WO2022186339A1 WO 2022186339 A1 WO2022186339 A1 WO 2022186339A1 JP 2022009149 W JP2022009149 W JP 2022009149W WO 2022186339 A1 WO2022186339 A1 WO 2022186339A1
Authority
WO
WIPO (PCT)
Prior art keywords
egg
inspected
eggs
imaging device
candling
Prior art date
Application number
PCT/JP2022/009149
Other languages
English (en)
Japanese (ja)
Inventor
孝文 中西
雄大 奥田
康臣 河田
昇治 松岡
Original Assignee
四国計測工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 四国計測工業株式会社 filed Critical 四国計測工業株式会社
Priority to KR1020237030537A priority Critical patent/KR20230153397A/ko
Priority to CN202280019088.4A priority patent/CN116964430A/zh
Priority to JP2023503948A priority patent/JPWO2022186339A1/ja
Priority to TW111107878A priority patent/TW202241258A/zh
Publication of WO2022186339A1 publication Critical patent/WO2022186339A1/fr

Links

Images

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
    • G01N21/8806—Specially adapted optical and illumination features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • B07C5/3422—Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • 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
    • G01N21/85—Investigating moving fluids or granular solids
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/02—Food
    • G01N33/08—Eggs, e.g. by candling
    • G01N33/085—Eggs, e.g. by candling by candling
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8854—Grading and classifying of flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/10—Scanning
    • G01N2201/104—Mechano-optical scan, i.e. object and beam moving
    • G01N2201/1042—X, Y scan, i.e. object moving in X, beam in Y

Definitions

  • the present invention relates to an egg candling device.
  • patent document 1 discloses that in vaccine production using chicken eggs, a fertilized egg is irradiated with light to capture an image of the inside of the egg in a transparent state, an inspection area is extracted from the captured image, and the inspection area is extracted from the captured image.
  • an egg candling device that measures blood vessel information in a region and automatically determines normal eggs based on the total blood vessel length of blood vessels of a certain thickness or larger.
  • a technique is disclosed for identifying factors of defective eggs, including unfertilized eggs, with high accuracy by using egg images as training data and performing machine learning through deep learning (Patent Document 2).
  • the egg to be inspected is automatically transported to a predetermined inspection position, the egg to be inspected is imaged at the predetermined inspection position, and the state of the egg to be inspected is determined based on the captured image. , There is a rapid increase in the need for higher quality and mass production of vaccine production. is desired.
  • An object of the present invention is to provide an egg candling device that can more appropriately inspect eggs to be inspected.
  • An egg candling apparatus comprises a lighting device for irradiating an egg to be inspected with illumination light, an imaging device for imaging the egg to be inspected irradiated by the lighting device, and an image captured by the imaging device.
  • a determination device for determining the state of the egg to be inspected based on the captured image of the egg to be inspected; and a reflector, wherein the illumination device and the imaging device are arranged in parallel.
  • the lighting device irradiates the egg to be inspected with illumination light from above
  • the imaging device images the egg to be inspected irradiated by the lighting device from above
  • the reflector is the object to be inspected.
  • the imaging device reflects the image of the egg to be inspected irradiated with illumination light by the lighting device, enters the imaging device, and is above the egg to be inspected, with the lighting device.
  • the imaging device can be arranged in parallel.
  • the illumination device is arranged to irradiate light in the first optical axis direction, and the reflector emits light in the first optical axis direction and the light flux emitted from the egg to be inspected.
  • the imaging device is reflected by the reflector It can be configured to be arranged so as to receive a light beam incident from the third optical axis direction.
  • the eggs to be inspected contained in the tray are supported, and the optical axis of the light in the first optical axis direction emitted from the lighting device and the second light reflected by the reflector It can be configured to further include a support mechanism for moving the egg to be inspected to an inspection position where the optical axis of the axial light intersects.
  • the support mechanism includes a support base for supporting the egg to be inspected, a shaft connected to the lower part of the support base, and a hole into which the shaft is inserted and which allows the shaft to move vertically. and a cover covering a gap between the shaft and the hole.
  • the support mechanism has a support base for supporting the egg to be inspected, which has an inner surface corresponding to the shape of the egg to be inspected, and the support base has a maximum inner diameter and a maximum outer diameter. It can be configured such that the difference is 5 mm or less.
  • the support mechanism may be configured to have a position adjustment mechanism for adjusting the position of the support base in two-dimensional directions.
  • the imaging device has an angle of view and/or an imaging distance that is adjusted so as to simultaneously image two eggs to be inspected, and the determination device is a single captured image captured by the imaging device. can be configured to determine the states of the two eggs to be inspected, respectively.
  • the determination device has a calibration function, and by diagnosing the captured image of the work for diagnosis acquired from the imaging device, the imaging condition or the image adjustment condition is automatically adjusted based on the diagnosis result. can be configured so that it can be adjusted with
  • the illumination device can be configured to have an LED lamp that emits white light with a total luminous flux value of 600 lm or more.
  • An egg candling apparatus comprises an inspection unit that inspects the state of eggs to be inspected, a transport unit that transports a tray containing the eggs to be inspected to the inspection unit, the inspection unit and the transport unit. and a control unit for controlling the operation of the tray, the conveying unit having a pair of arms having a pair of claws, and the pair of claws of the pair of arms picking up the tray at four points. and conveyed to the inspection section.
  • the tray can accommodate eggs to be inspected in a plurality of storage units, respectively, and the inspection unit, before inspecting the state of the eggs to be inspected, transports the tray transported by the transport unit.
  • the egg-candling apparatus further includes a rejection mechanism for rejecting eggs to be inspected that have been determined to be defective eggs after the condition of the eggs to be inspected has been inspected in the inspection unit, and the rejection mechanism is accommodated in the tray.
  • An egg candling apparatus comprises a lighting device for irradiating an egg to be inspected with illumination light, an imaging device for imaging the egg to be inspected irradiated by the lighting device, and an image captured by the imaging device.
  • the imaging device outputs an image of an RGB color system to the determination device, and the determination device
  • the image of the RGB color system acquired from the imaging device is converted into an image of the HSV color system, and the state of the egg to be inspected is determined based on the hue in the converted image of the HSV color system.
  • the egg to be inspected can be configured to be a fertilized egg.
  • eggs to be inspected can be inspected more appropriately.
  • (A) is a perspective view showing the periphery of a support base according to this embodiment
  • (B) is a perspective view showing a support base according to this embodiment
  • (C) is a perspective view showing a conventional support base.
  • It is a diagram. It is the perspective view which expanded the circumference
  • the present invention relates to an egg candling apparatus for inspecting chicken eggs (fertilized eggs) to be used for manufacturing vaccines and the like.
  • Eggs to be inspected in the present invention are fertilized eggs of chickens or the like, and the surface color of the eggs may be white, brown, or any other color.
  • the type of virus such as influenza
  • the type of injection such as other drugs
  • the presence or absence of injection the life and death and developmental status of the fertilized egg, in which the blood vessels of the fetus are widely distributed inside the egg as it grows, will be investigated.
  • the technical significance of the present invention is great for destructive inspection.
  • FIG. 1 is a perspective view showing an egg candling device 1 according to this embodiment.
  • FIG. 2 is a perspective view showing the conveying unit 3 and the inspection unit 4 of the egg candling device 1 according to the present embodiment.
  • the egg candling device 1 according to this embodiment has a control section 2, a conveying section 3, and an inspection section 4, as shown in FIGS.
  • the eggs to be inspected are stored in the dedicated tray 8 shown in FIG. is an egg) is determined.
  • 3 is a perspective view showing the dedicated tray 8 of this embodiment.
  • the dedicated trays 8 each have a container 81 for containing eggs to be inspected.
  • a dedicated tray 8 capable of accommodating 6 ⁇ 6 eggs to be inspected will be described as an example.
  • a hole 82 having a diameter smaller than the diameter of the egg to be inspected is formed in the housing part 81 .
  • the egg to be inspected can be caught in and can hold and contain the egg to be inspected.
  • the control unit 2 is an arithmetic device such as a computer, and includes a storage device 21 that stores a program for performing egg candling processing according to the present embodiment, and executes the program stored in the storage device 21 to control the transport unit 3 and It has an arithmetic unit 22 that controls the operation of the inspection unit 4 and performs egg candling processing for inspecting eggs to be inspected.
  • the calculation device 22 determines the state of the egg to be inspected (whether it is a normal egg or a defective egg) based on the captured image of the egg to be inspected captured by the inspection unit 4 .
  • a known method can be used for determining the egg to be inspected by the arithmetic unit 22.
  • the blood vessel detects features such as the state of eggs, the presence or absence and shape of air chambers, and the presence or absence of cracks, and determines whether eggs are normal or defective. Factors of failure such as eggs, stunted eggs, cracked eggs, etc. can also be identified.
  • the arithmetic unit 22 converts the captured image of the egg to be inspected output in the RGB color system into the HSV color system, and based on the value of H (hue) among the HSV components By determining the overall hue of the egg to be inspected, it is possible to detect, as defective eggs, eggs whose entire egg has become reddish due to bleeding or eggs whose entire egg has become yellow due to weakened fetuses. is possible.
  • the computing device 22 can also appropriately discriminate the following defective eggs, which were difficult to discriminate conventionally. That is, the arithmetic unit 22 distinguishes between normal eggs and dead eggs in which thick blood vessels (for example, blood vessels with a width of 1 mm or more) remain, based on blood vessel color information (RGB color system) of the egg to be inspected in the color image. By discriminating, it became possible to detect dead eggs with thick blood vessels remaining as defective eggs. Further, the arithmetic unit 22 can detect an egg to be inspected having an abnormality in the air cell as a defective egg based on the shape of the air cell of the egg to be inspected and the sharpness of the outline of the air cell in the color image. ing.
  • the arithmetic device 22 detects red spots in the air cells based on the color information (RGB color system) of the air cells in the egg to be inspected in the color image, thereby indicating that blood adheres to the antigen inoculation hole. It is also possible to detect bleeding eggs that have undergone bleeding as defective eggs.
  • control unit 2 can also be configured to have a diagnostic function for captured images.
  • the control unit 2 diagnoses whether or not the brightness, contrast, etc. of the captured image are suitable for judging the state of the egg to be inspected, based on the captured image of the work for diagnosis captured by the imaging device 62. , to output diagnostic results.
  • the imaging conditions for example, the color balance of the imaging device 62 and the illumination degree of the lighting device 61
  • the image adjustment conditions for example, the color balance and brightness of the captured image.
  • the control unit 2 can be configured to have a calibration function that automatically calibrates the imaging conditions and the correction of the captured image based on the diagnosis result.
  • the transport unit 3 Under the control of the control unit 2 , the transport unit 3 transports the plurality of eggs to be inspected stored in the dedicated tray 8 to the inspection unit 4 together with the dedicated tray 8 . In addition, under the control of the control unit 2 , the transport unit 3 also transports the eggs to be inspected, which have been inspected by the inspection unit 4 , together with the special tray 8 to the rear. As shown in FIG. 4, the transport unit 3 has a pair of arms 31 for transporting eggs to be inspected together with the dedicated tray 8. As shown in FIG. 4 is a perspective view showing the arm 31. FIG.
  • the pair of arms 31 each have a pair of claws 32 .
  • the pair of claw portions 32 are attached with an interval corresponding to the length of one side of the dedicated tray 8 .
  • the pair of arms 31 has a cylinder 33 and can be slid in the direction in which the dedicated tray 8 is arranged. As a result, the dedicated tray 8 can be sandwiched and held from both sides by the four claw portions 32 of the pair of arms 31, and the dedicated tray 8 can be transported stably.
  • the pair of arms 31 has a plunger (not shown) to absorb variations in the dedicated tray 8 .
  • the inspection unit 4 is a device for inspecting eggs to be inspected under the control of the control unit 2 , and has a pre-inspection unit 5 , a main inspection unit 6 and a post-inspection unit 7 .
  • the eggs to be inspected transported to the inspection unit 4 by the transport unit 3 are inspected in the order of the pre-inspection unit 5, the main inspection unit 6, and the post-inspection unit 7. As shown in FIG.
  • FIG. 5 is a perspective view of the preliminary inspection section 5 according to this embodiment.
  • the pre-inspection unit 5 determines whether or not the dedicated tray 8 has a storage unit 81 in which eggs to be inspected are not stored.
  • the preliminary inspection unit 5 has an imaging device 51 and an illumination device 52 .
  • the dedicated tray 8 before being transported to the main inspection section 6 is imaged from above, and the imaged image data is transmitted to the arithmetic device 22 of the control section 2 .
  • the computing device 22 performs image analysis on the captured image of the dedicated tray 8 to detect the storage portion 81 in which the egg to be inspected is not stored in the dedicated tray 8, and stores the detection result in the storage device 21. .
  • the detection result of the preliminary inspection unit 5 can be used by the control unit 2 as information indicating the presence or absence of the egg to be inspected when determining the state of the egg to be inspected. and the number of defective eggs can be obtained accurately. That is, conventionally, even if there is a vacant container portion 81 in the dedicated tray 8, the inspection is performed assuming that there are eggs to be inspected, and the eggs are treated as defective eggs. On the other hand, in the present embodiment, by grasping the vacant seats of the special tray 8, the number of inspected eggs to be inspected and the number of defective eggs can be obtained accurately. In the above-described example, the arithmetic unit 22 detects an empty seat in the dedicated tray 8 based on the captured image. It can also be configured to detect eight empty seats.
  • the main inspection section 6 has an illumination device 61, an imaging device 62, a reflector 63, a support mechanism 64, a darkroom 65, and a motor 67.
  • FIG. 6 is a perspective view showing the main inspection section 6 according to this embodiment
  • FIG. 7 is a schematic diagram for explaining the main inspection section 6 according to this embodiment.
  • illustration of the support mechanism 64, the darkroom 65, and the motor 67 is omitted in FIG.
  • the illumination device 61 has a rectangular parallelepiped LED lamp 611, a cylindrical member 612, and a heat sink 613. Further, as shown in FIG. 7, the illumination device 61 is arranged above a support mechanism 64 for supporting the egg to be inspected, and irradiates light toward the egg to be inspected which is raised to the inspection position by the support mechanism 64. do. In FIG. 7, the optical axis of the light emitted from the LED lamp 611 is shown as L1.
  • the LED lamp 611 is not particularly limited, but preferably emits white light so that the influence of camera performance and sensitivity can be reduced and eggs to be inspected can be inspected with high precision using many cameras. It is preferable to radiate light with a total luminous flux value of 600lm or more. Similarly, the LED lamp 611 preferably has the following configuration so that eggs to be inspected can be inspected with high accuracy. That is, as the LED lamp 611, it is preferable to use a white LED lamp capable of emitting light of 600 lm or more, for example, 600 to 1000 lm depending on the current value. It is also preferable that the LED lamp 611 irradiate the egg to be inspected with light having a high illuminance.
  • the total luminous flux value was 794 lm at a current of 500 mA, and the illuminance was 493014 lx at 500 mA.
  • the illumination device 61 has the same number of cylindrical members 612 as the number of eggs that can be inspected at the same time.
  • the cylindrical member 612 is a member for contacting the egg to be inspected that has been raised to a predetermined inspection position when the egg to be inspected is imaged, so that the light emitted from the LED lamp 611 is focused on the egg to be inspected.
  • the tubular member 612 is made of a soft elastic material so as to be deformed by coming into contact with eggs to be inspected of different sizes, and has a bellows structure in the longitudinal direction.
  • the illumination device 61 also has a heat sink 613 for dissipating heat generated by the LED lamp 611 .
  • a reflector 63 is installed in the horizontal direction (side) of the egg to be inspected at the inspection position where imaging of the egg to be inspected is performed.
  • FIG. 8 is a perspective view showing the reflector 63 according to this embodiment.
  • the reflector 63 is installed at an inclination angle of about 45° so as to reflect the incident light from the horizontal direction to the vertical direction, and as shown in FIG. Light from an egg to be examined located at a position is reflected upward.
  • An imaging device 62 is arranged above the reflector 63 , and light reflected by the reflector 63 is received by the imaging device 62 .
  • the optical axis of the light emitted from the egg to be inspected and incident on the reflector 63 is denoted by L2, and the optical axis of the light reflected by the reflector 63 and incident on the imaging device 62 is L2. is denoted as L3.
  • the inclination angle of the reflector 63 is not limited to 45°, and may be any angle that allows the light emitted from the egg to be inspected to be reflected and incident on the imaging device 62 .
  • the reflector 63 is preferably made of mirror or mirror-finished stainless steel on the reflective surface, and in the case of mirror-finished stainless steel, it is preferable to use a mirror-finished buff with a grain size of 800 or more.
  • the imaging device 62 has a color CMOS camera that images an egg to be inspected and outputs color image data of the imaged egg to be inspected.
  • the imaging device 62 is positioned above the reflector 63 and receives light emitted from the egg to be inspected at the inspection position and reflected by the reflector 63 to capture an image of the egg to be inspected.
  • Color image data of the egg to be inspected captured by the imaging device 62 is transmitted to the arithmetic device 22 of the control unit 2 .
  • the camera included in the imaging device 62 is not limited to a color CMOS camera, and may be a color CCD camera, for example.
  • the imaging device 62 is configured to simultaneously image two eggs to be inspected.
  • the imaging device 62 adjusts the angle of view and the imaging distance to the eggs to be inspected (inspection positions) so that the two eggs to be inspected are within the imaging range.
  • FIG. 3 a scene using a dedicated tray 8 capable of accommodating 6 ⁇ 6 eggs to be inspected is illustrated.
  • three imaging devices 62 are provided, and the three imaging devices 62 simultaneously image a total of six eggs to be inspected, two each.
  • the cost can be reduced by suppressing the number of imaging devices 62, and the throughput of inspecting eggs to be inspected can be increased.
  • the illumination device 61 and the imaging device 62 have an optical axis L1 of light emitted from the illumination device 61 and an optical axis L3 of light incident on the imaging device 62. They are arranged in parallel above the reflector 63 and the support mechanism 64 so as to be substantially parallel.
  • “parallel” means that the lighting device 61 and the imaging device 62 are adjacent to each other if the lighting device 61 and the imaging device 62 are arranged in the same direction with respect to the inspection position of the egg to be inspected.
  • the configuration is not limited to the configuration in which the lighting device 61 and the imaging device 62 are arranged side by side.
  • the reflector 63 is provided on the side of the inspection position of the egg to be inspected, and the light emitted from the egg to be inspected is reflected by the reflector 63, so that the illumination device 61 and the imaging device 62 are arranged in parallel. can be integrally installed, and space saving of the entire egg candling device 1 can be achieved.
  • the inspection unit 6 also has a support mechanism 64 that supports the egg to be inspected and moves the egg to be inspected to a predetermined inspection position when imaging the egg to be inspected.
  • the support mechanism 64 has a support base 641, a shaft 642, and a cover 643, as shown in FIG.
  • FIG. 9A is a perspective view of the periphery of the support base 641 according to this embodiment
  • FIG. 9B is a perspective view of the support base 641 according to this embodiment
  • FIG. ) is a perspective view showing a conventional support stand.
  • the support base 641 has a hemispherical inner surface 645 corresponding to the shape of the egg to be inspected, and supports the egg to be inspected on the inner surface 645 .
  • the motor 67 raises the shaft 642 so that the egg to be inspected supported by the support table 641 is moved to the inspection position in the darkroom 65. can be moved up to As a result, in the darkroom 65, the lighting device 61 illuminates the egg to be inspected, and the imaging device 62 captures an image of the egg to be inspected.
  • the eggs to be inspected are stored in the storage unit 81 of the dedicated tray 8, and the dedicated tray 8 containing the eggs to be inspected is transported to the main inspection unit 6 by the transport unit 3, and the main inspection unit 6 It is placed on the carriage 34 .
  • a hole 341 is formed in the transport table 34 of the main inspection section 6, and a support table 641 is accommodated in the hole 341.
  • the control unit 2 causes the transport unit 3 to adjust the position of the dedicated tray 8 so that the support table 641 is positioned directly below the eggs to be inspected, and then operates the motor 67 to accommodate the eggs in the holes 341. Extend the shaft 642 that is being held upward.
  • the support base 641 passes through the hole 82 of the dedicated tray 8 , lifts and supports the egg to be inspected from below, and raises the egg to be inspected to a predetermined inspection position in the darkroom 65 .
  • a dedicated tray 8 capable of accommodating 6 ⁇ 6 eggs to be inspected is used, and one row of eggs (for 6 eggs to be inspected) housed in the dedicated tray 8 is simultaneously Six support bases 641 are installed for support.
  • the support base 641 is formed to have a smaller maximum outer diameter than in the conventional case so that even if the diameter of the hole 82 of the dedicated tray 8 is small, it can pass through the hole 82 . That is, since the supporting table 641 according to the present embodiment shown in FIG. 9B and the conventional supporting table shown in FIG. The shape and size remain unchanged, and the maximum inner diameter is R1. On the other hand, the support base 641 according to the present embodiment shown in FIG. 9B has a maximum outer diameter R2, which is smaller than the maximum outer diameter R3 of the conventional support base shown in FIG. 9C.
  • the support base 641 is formed such that the difference between the maximum outer diameter R2 and the maximum inner diameter R1 is 5 mm or less.
  • the support base 641 according to the present embodiment it is possible to use a dedicated tray 8 having a smaller hole portion 82 than in the conventional art, and the versatility of the dedicated tray 8 can be enhanced.
  • the dedicated tray 8 shown in FIG. 3 is a tray that can accommodate 6 ⁇ 6 eggs to be inspected.
  • a dedicated tray 8 containing eggs can also be used.
  • FIG. 10 is an enlarged perspective view of the periphery of the shaft 642 and the cover 643.
  • a cover 643 is attached to the shaft 642 .
  • the cover 643 is not limited to an umbrella-like structure as long as it is in contact with the shaft 642 without gaps, and the shape and material can be appropriately set.
  • the main inspection section 6 has a position adjustment mechanism 66 below the carriage 34 .
  • 11 is a perspective view showing the position adjustment mechanism 66.
  • the shaft 642 has shown the cross section for convenience of explanation.
  • the position adjustment mechanism 66 is a mechanism for adjusting the position of the shaft 642 (or the support base 641) in the left-right and front-back directions (X1 direction and X2 direction in FIG. 11). It has a member 661 and a second position adjusting member 662 .
  • the first position adjusting member 661 is a member for adjusting the position of the shaft 624 in the X1 direction. 1 to 661 6 are exemplified. The first position adjusting member 661 is installed below the second position adjusting member 662, and adjusts the positions of the shafts 642 1 to 642 6 in the X1 direction below the second position adjusting member 662 2 as well. A first position adjusting member 661 is installed.
  • the second position adjusting member 662 is a member for adjusting the position of the shaft 642 in the X2 direction. 662 1 , 662 2 and a second position adjusting member 662 3 for adjusting the positions of the shafts 642 7 to 642 12 in the X2 direction.
  • the second position adjusting member 662 fixes the position of the shaft 624 in the X2 direction by sandwiching the shaft 642 between the pair of second position adjusting members 662.
  • the position adjustment mechanism 66 also has a second position adjustment member 622 that mates with the second position adjustment member 6623 .
  • the position adjustment mechanism 66 can freely adjust the position of the shaft 642 (or the support base 641) in two-dimensional directions (X1 direction and X2 direction).
  • Various dedicated trays 8 with different positions and arrangements of the holes 82 can be used, such as a dedicated tray 8 that accommodates 1 egg to be inspected and a dedicated tray 8 that accommodates 6 ⁇ 7 eggs to be inspected. , the versatility of the dedicated tray 8 can be enhanced.
  • the main inspection section 6 has a rejection mechanism 68 for rejecting eggs to be inspected determined as defective eggs.
  • FIG. 12 is a perspective view showing the exclusion mechanism 68 according to this embodiment.
  • the excluding mechanism 68 is a mechanism for excluding defective eggs from the special tray 8 based on instructions from the control unit 2. As shown in FIG. It has an adsorption member 681 and a single cylinder 682 . In order to adsorb and remove the eggs to be inspected contained in the dedicated tray 8, the exclusion mechanism 68 is provided with the same or more adsorption members 681 as the number of eggs to be inspected that can be accommodated in the dedicated tray 8.
  • the dedicated tray 8 is transported to a position right below the adsorption member 681 by the transport section 3 .
  • the control unit 2 simultaneously lowers the plurality of adsorption members 681 to the cylinder 682 to bring the adsorption ports of the adsorption members 681 into contact with the egg to be inspected.
  • the control unit 2 causes the suction member 681 corresponding to the egg to be inspected that is determined to be a defective egg to perform vacuum suction, and moves the sucked defective egg to a disposal place while the defective egg is being adsorbed.
  • control unit 2 may transfer the defective eggs adsorbed by the adsorption member 681 to the defective egg conveyor, transport them to the disposal site by the defective egg conveyor, and discard them, or refill the defective egg tray and discard them. can do. Then, the dedicated tray 8 from which the defective eggs have been removed is conveyed by the conveying section 3 to the post-inspection section 7 at the rear.
  • FIG. 13 is a perspective view of the post-inspection unit 7 according to this embodiment.
  • the post-inspection unit 7 inspects whether or not defective eggs to be excluded by the exclusion mechanism 68 remain in the special tray 8 .
  • the post-inspection unit 7 has an imaging device 71 and an illumination device 72. While the illumination device 72 irradiates the special tray 8 with light, An image of the special tray 8 conveyed from the inspection unit 6 is captured from above, and the captured image data is transmitted to the arithmetic unit 22 of the control unit 2 .
  • the computing device 22 determines whether defective eggs have been properly removed from the special tray 8 based on the inspection results of the eggs to be inspected and the captured image received from the post-inspection unit 7 .
  • the computing device 22 may be configured to output a warning or the like to notify the operator when the defective eggs are not removed from the special tray 8, or may be configured to automatically remove the defective eggs.
  • all the eggs to be inspected in the special tray 8 can be inspected by one imaging device 71. Therefore, the structure is simpler than a configuration in which pressure switches, distance sensors, etc. are installed for the number of eggs to be inspected, for example. It can be simplified and cost can be reduced.
  • the arithmetic unit 22 detects whether or not defective eggs remain in the special tray 8 based on the captured image.
  • the device 71 can also be configured to detect whether defective eggs remain in the special tray 8 .
  • the lighting device 61 and the imaging device 62 are integrally installed side by side in the main inspection unit 6. As shown in FIG. is formed. Further, in this embodiment, an opening/closing door 9 for accessing the space S is installed on the side of the inspection section 4 .
  • the opening/closing door 9 may be provided only on one side surface of the inspection section 4 , or two or more opening/closing doors 9 may be provided on two or more sides of the inspection section 4 .
  • the LED lamp 611 of the lighting device 61 in the main inspection unit 6 irradiates the egg to be inspected with light having a total luminous flux value of 600 lm or more and/or an illuminance of 400,000 lx. Therefore, it becomes easier to determine the blood vessels of the egg to be inspected than conventionally, and the determination accuracy of the egg to be inspected can be further improved.
  • the imaging device 62 is configured to simultaneously image two eggs to be inspected. It can also increase processing power.
  • the egg candling apparatus 1 has the preliminary inspection unit 5, and by detecting the empty seat storage unit 81 in the dedicated tray 8, the number of inspected eggs to be inspected and the defective eggs can be calculated accurately.
  • the post-inspection unit 7 has the imaging device 71 and the lighting device 72, and based on the image data obtained by imaging the dedicated tray 8 from above by the imaging device 71, defective eggs are detected. By determining whether the eggs are properly removed from the special tray 8, the structure for inspecting whether the defective eggs are properly removed can be simplified and the cost can be reduced compared to the conventional method. be able to.
  • the support table 641 is formed to have a smaller maximum outer diameter than the conventional one.
  • the versatility of the tray 8 can be enhanced.
  • the position of the shaft 642 (or the support base 641) can be freely adjusted in two-dimensional directions (X1 direction and X2 direction) by the position adjustment mechanism 66.
  • Various dedicated trays 8 with different arrangements can be used, and the versatility of the dedicated tray 8 can be further enhanced.
  • the transportation section 3 and the inspection section 4 can be unitized, and the egg candling device 1 can be added for each unit to increase the inspection capacity.
  • the inspection throughput of eggs to be inspected can be doubled.
  • the lighting device 61 and the imaging device 62 are arranged in parallel in the horizontal direction above (the inspection position of) the egg to be inspected.
  • the illumination device 61 and the imaging device 62 may be arranged side by side in the vertical direction on the side of (the inspection position of) the egg to be inspected.
  • a reflector 63 is installed above or below the inspection position of the egg to be inspected on the optical path of the illumination light emitted from the illumination device 61 .
  • the reflector 63 is installed at an inclination angle of about 45° so as to vertically reflect the illumination light emitted in the horizontal direction from the illumination device 61 .
  • the illumination device 61 irradiates the egg to be inspected with illumination light from the side thereof
  • the illumination light emitted from the illumination device 61 is reflected by the reflector 63 and is directed toward the egg to be inspected from above or below the egg to be inspected. is incident.
  • the image pickup device 62 is arranged on the side of the inspection position of the egg to be inspected, the image of the egg to be inspected irradiated with the illumination light can be imaged from the side.
  • the image of the egg to be inspected is imaged from only one direction by the imaging device 62, and the configuration of determining the state of the egg to be inspected using the captured image imaged from that direction was exemplified, but this configuration
  • the egg to be inspected can be rotated in a plurality of directions (for example, the support base 641 is rotated by 90 degrees in 4 directions).
  • the state of the egg to be inspected can be determined. In this case, it is possible to further improve the determination accuracy of the egg to be inspected.
  • the configuration for detecting defective eggs based on the color image of the egg to be inspected output in the RGB color system was exemplified, but it is not limited to this configuration.
  • a defective egg may be detected based on a color image output in the HSV color system.

Landscapes

  • 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)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Medicinal Chemistry (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

Le problème décrit par la présente invention est de fournir un appareil de mirage d'œufs grâce auquel il est possible d'inspecter plus adéquatement un œuf en cours d'inspection. La solution de l'invention porte sur un appareil de mirage d'œufs ayant un dispositif d'éclairage (61) qui expose un œuf en cours d'inspection à une lumière d'éclairage, un dispositif de formation d'images (62) qui prend des images de l'œuf en cours d'inspection qui est exposé par le dispositif d'éclairage (61), un dispositif d'évaluation (22) qui évalue l'état de l'œuf en cours d'inspection sur la base d'une image capturée de l'œuf en cours d'inspection qui est prise par le dispositif de formation d'images (62), et un réflecteur (63) qui est installé sur un trajet optique du dispositif d'éclairage (61) à l'œuf en cours d'inspection ou sur un trajet optique de l'œuf en cours d'inspection au dispositif de formation d'images (62), le dispositif d'éclairage (61) et le dispositif de formation d'images (62) étant disposés en parallèle.
PCT/JP2022/009149 2021-03-04 2022-03-03 Appareil de mirage d'œufs WO2022186339A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020237030537A KR20230153397A (ko) 2021-03-04 2022-03-03 검란 장치
CN202280019088.4A CN116964430A (zh) 2021-03-04 2022-03-03 验蛋装置
JP2023503948A JPWO2022186339A1 (fr) 2021-03-04 2022-03-03
TW111107878A TW202241258A (zh) 2021-03-04 2022-03-04 驗蛋裝置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021034714 2021-03-04
JP2021-034714 2021-03-04

Publications (1)

Publication Number Publication Date
WO2022186339A1 true WO2022186339A1 (fr) 2022-09-09

Family

ID=83155097

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/009149 WO2022186339A1 (fr) 2021-03-04 2022-03-03 Appareil de mirage d'œufs

Country Status (5)

Country Link
JP (1) JPWO2022186339A1 (fr)
KR (1) KR20230153397A (fr)
CN (1) CN116964430A (fr)
TW (1) TW202241258A (fr)
WO (1) WO2022186339A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024181244A1 (fr) * 2023-03-01 2024-09-06 株式会社ナベル Dispositif d'inspection d'œufs

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109156383B (zh) * 2018-11-02 2024-05-24 陕西科技大学 一种野山鸡蛋自动分拣装置及方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040040515A1 (en) * 2002-08-30 2004-03-04 Kabusiki Kaisya Horiuchi Method and apparatus for determining the sex of a fertilized egg
JP2004101204A (ja) * 2002-09-04 2004-04-02 Shikoku Instrumentation Co Ltd 有精卵の検査法および装置
JP2005127720A (ja) * 2003-10-21 2005-05-19 Kyowa Machinery Co Ltd 自動汚卵検出機構とこれを備えた鶏卵選別包装システム
JP2007232445A (ja) * 2006-02-28 2007-09-13 Web Tec Kk ラインセンサ検査装置
JP2011169629A (ja) * 2010-02-16 2011-09-01 Joichiro Tsuboi 有精卵検査装置
JP2011215015A (ja) * 2010-03-31 2011-10-27 Naberu:Kk 卵の気室位置検査方法および装置
JP2019521683A (ja) * 2016-06-28 2019-08-08 エッグ ウェーブス リミテッド 非侵襲的な鳥卵の有精率検出のためのシステム、装置および方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114096844A (zh) 2019-06-28 2022-02-25 四国计测工业株式会社 验蛋装置、验蛋程序及验蛋方法

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040040515A1 (en) * 2002-08-30 2004-03-04 Kabusiki Kaisya Horiuchi Method and apparatus for determining the sex of a fertilized egg
JP2004101204A (ja) * 2002-09-04 2004-04-02 Shikoku Instrumentation Co Ltd 有精卵の検査法および装置
JP2005127720A (ja) * 2003-10-21 2005-05-19 Kyowa Machinery Co Ltd 自動汚卵検出機構とこれを備えた鶏卵選別包装システム
JP2007232445A (ja) * 2006-02-28 2007-09-13 Web Tec Kk ラインセンサ検査装置
JP2011169629A (ja) * 2010-02-16 2011-09-01 Joichiro Tsuboi 有精卵検査装置
JP2011215015A (ja) * 2010-03-31 2011-10-27 Naberu:Kk 卵の気室位置検査方法および装置
JP2019521683A (ja) * 2016-06-28 2019-08-08 エッグ ウェーブス リミテッド 非侵襲的な鳥卵の有精率検出のためのシステム、装置および方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024181244A1 (fr) * 2023-03-01 2024-09-06 株式会社ナベル Dispositif d'inspection d'œufs

Also Published As

Publication number Publication date
TW202241258A (zh) 2022-11-01
JPWO2022186339A1 (fr) 2022-09-09
KR20230153397A (ko) 2023-11-06
CN116964430A (zh) 2023-10-27

Similar Documents

Publication Publication Date Title
WO2022186339A1 (fr) Appareil de mirage d'œufs
JP4374051B2 (ja) 物品の外観検査装置および表面検査装置
US9494565B2 (en) Hatching egg inspection apparatus with vibration isolation
JP2003329604A (ja) 異物検査装置及びその検査機構
JP2007064801A (ja) 照明装置及びこれを備えた外観検査装置
JPWO2022186339A5 (fr)
CN110809731A (zh) 玻璃处理装置和方法
KR20180124977A (ko) 난의 검사 장치
JP2019203701A (ja) パック詰めされた卵の検査装置
JP6897929B2 (ja) 透明物品の検査装置
KR102646891B1 (ko) 렌즈유닛 검사장치
KR20080088938A (ko) 반도체 소자 인-트레이 검사 장치 및 그를 이용한 검사방법
JP2007127467A (ja) 画像処理による自動検卵装置
JP5467301B1 (ja) 除振構造を備えた種卵検査装置
JP2012168133A (ja) 卵検査装置
JP7407189B2 (ja) 検卵装置、検卵プログラム、および検卵方法
KR20230106600A (ko) 검사장치 및 검사방법
KR102181637B1 (ko) 검사 대상물 에지 결함 검사 시스템 및 그 방법
KR102511789B1 (ko) 의약용기 비젼 검사장치
JP7271329B2 (ja) 照明装置及びこれを備えた外観検査装置
JP7022989B2 (ja) パック詰め卵の撮像システム
JP4495473B2 (ja) 検査システム
JPH07103905A (ja) 傷検査装置
CN219016120U (zh) 一种检测装置
JP2001272352A (ja) 欠陥検査装置

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22763391

Country of ref document: EP

Kind code of ref document: A1

DPE1 Request for preliminary examination filed after expiration of 19th month from priority date (pct application filed from 20040101)
WWE Wipo information: entry into national phase

Ref document number: 2023503948

Country of ref document: JP

WWE Wipo information: entry into national phase

Ref document number: 202280019088.4

Country of ref document: CN

ENP Entry into the national phase

Ref document number: 20237030537

Country of ref document: KR

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 22763391

Country of ref document: EP

Kind code of ref document: A1