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WO2013179849A1 - Dispositif de mesure par combinaison - Google Patents

Dispositif de mesure par combinaison Download PDF

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Publication number
WO2013179849A1
WO2013179849A1 PCT/JP2013/062596 JP2013062596W WO2013179849A1 WO 2013179849 A1 WO2013179849 A1 WO 2013179849A1 JP 2013062596 W JP2013062596 W JP 2013062596W WO 2013179849 A1 WO2013179849 A1 WO 2013179849A1
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WIPO (PCT)
Prior art keywords
unit
article
area
conveyance
image
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PCT/JP2013/062596
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English (en)
Japanese (ja)
Inventor
玉井　裕
宮本　秀史
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株式会社イシダ
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Publication of WO2013179849A1 publication Critical patent/WO2013179849A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/387—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for combinatorial weighing, i.e. selecting a combination of articles whose total weight or number is closest to a desired value

Definitions

  • the present invention relates to a combination weighing device.
  • the combination weighing device includes, for example, a plurality of weighing hoppers and an article conveyance unit that conveys articles to the plurality of weighing hoppers as disclosed in Patent Document 1 (Japanese Patent Laid-Open No. 2010-96590).
  • Patent Document 1 Japanese Patent Laid-Open No. 2010-96590.
  • the combination weighing device selects an article having a predetermined weight from each article weighed by each of the plurality of weighing hoppers and discharges the article from the weighing hopper holding the article, thereby obtaining the article having a predetermined weight.
  • an object of the present invention is to provide a combination weighing device that can accurately determine the retention of an article in an article transport unit.
  • the combination weighing device includes an article transport unit, a camera, and a control unit.
  • the article transport unit includes a placement unit on which a number of articles are placed, and the placement unit is vibrated to transport a number of articles to the weighing hopper.
  • the camera captures the conveyance unit image.
  • the conveyance unit image is an image of an article conveyance unit that conveys a large number of articles.
  • a control part acquires the difference of two conveyance part images from which imaging time differs, and determines the retention area
  • the combination weighing device preferably includes a conveyance unit image data storage area.
  • the transport unit image data storage area stores data related to a plurality of transport unit images captured by the camera.
  • a control part has a non-moving area specific
  • the non-moving area specifying unit specifies the non-moving area based on a difference between two conveying unit images having different imaging times among the conveying unit images stored in the conveying unit image data storage area.
  • the non-moving region is a region where a large number of articles are not moving in the article transport unit.
  • the determination unit determines a residence area of a large number of articles based on the immovable area. Thereby, the residence area
  • the combination weighing device preferably includes a drive data storage area.
  • the drive data storage area stores data related to the drive signal.
  • the drive signal is a drive signal for the article transport unit, and includes a first signal indicating an operating state and a second signal indicating a stopped state.
  • a determination part determines the residence area
  • the combination weighing device further includes a transport area data storage area.
  • the conveyance area data storage area stores data related to the conveyance area of the article conveyance unit in the conveyance unit image.
  • a determination part performs a 1st determination process and a 2nd determination process.
  • the conveyance area of the article conveyance section in the operating state is determined based on the type of the drive signal of the article conveyance section and the data related to the conveyance area.
  • the second determination process determines that the immovable area of the article is the stay area of the article when the immovable area of the article matches the transport area of the article transport unit in the operation state determined by the first determination process. To do.
  • the determination unit further executes a third determination process.
  • the area of the predetermined region of the placement unit is compared with the area of the retention region of the article in the predetermined region of the placement unit, and the area of the retention region of the article in the area of the predetermined region of the placement unit Is greater than a predetermined threshold value, the conveyance abnormality is determined. Thereby, cancellation
  • the combination weighing device preferably includes a display unit.
  • the display unit displays the determination result by the determination unit.
  • the display unit further displays a warning indicating the conveyance abnormality when the conveyance abnormality is determined by the determination unit. Thereby, it is possible to make the user easily grasp the occurrence of the conveyance abnormality due to the staying area.
  • the article transport unit includes a dispersion unit and a plurality of feeders.
  • the dispersion unit vibrates a table as a placement unit on which a large number of articles are placed, and disperses the large number of articles in the outer edge direction of the table.
  • the plurality of feeders are arranged on the outer edge side of the dispersion unit.
  • the plurality of feeders vibrate a trough as a placement portion that receives a large number of articles dropped from the dispersion unit and conveys the articles in a direction away from the dispersion unit. Thereby, it can be determined in which position of a dispersion
  • the combination weighing device preferably includes a supply unit.
  • the supply unit supplies articles to the dispersion unit.
  • the control unit preferably has a control command generation unit.
  • the control command generation unit is configured to change the drive content of at least one of the dispersion unit, the feeder, and the supply unit in order to eliminate the conveyance abnormality when the conveyance abnormality is determined by the determination unit. Is generated. Thereby, even if a conveyance abnormality occurs in the article conveyance unit, it is possible to automatically execute control for eliminating the conveyance abnormality.
  • the combination weighing device preferably includes a reception unit.
  • the accepting unit accepts an input for setting the transport region of the article transport unit in the transport unit image.
  • the display unit further displays the transport unit image.
  • the accepting unit accepts information related to the transport region of the article transport unit specified on the transport unit image displayed on the display unit, and the transport region data storage region is transported by the article transport unit accepted by the accepting unit. Store data about the region. Thereby, the setting desired by the user can be performed.
  • the combination weighing device preferably includes a composite image generation unit.
  • the synthesized image generating unit generates a planar view image of the article conveying unit by synthesizing a plurality of conveying unit images captured at the same timing by a plurality of cameras. Thereby, the residence area
  • the combination weighing device according to the present invention can accurately determine the retention of articles in the article transport unit.
  • FIG. 10 is a diagram illustrating an example of a setting image according to Modification B. It is a figure which shows the example of the template which concerns on the modification C. It is a figure which shows the example of the 3rd determination process which concerns on the modification D. It is a figure which shows the example of the 3rd determination process which concerns on the modification D.
  • FIG. 1 shows a schematic diagram of a combination weighing device 100 according to an embodiment of the present invention.
  • the combination weighing device 100 is a device that measures the weight of articles stored in the plurality of weighing hoppers 40 and performs a combination calculation based on the measured values.
  • the combination weighing device 100 selects a combination of articles whose combination calculation results in a value within a predetermined allowable range, and discharges the articles from the weighing hopper 40 related to the combination.
  • the combination weighing device 100 is arranged above a packaging device (not shown). Specifically, as shown in FIG. 1, the combination weighing device 100 is installed above a gantry 91 provided in the vicinity of the packaging device. Work passages 92 are provided on four sides of the combination weighing device 100 so that an operator can access the combination weighing device 100 during an abnormality or maintenance.
  • the combination weighing device 100 mainly includes an article supply unit 90, a dispersion unit 10, a plurality of feeders 20 (20a to 20n), and a plurality of pool hoppers 30 (30a to 30a). 30n), a plurality of weighing hoppers 40 (40a to 40n), one collective discharge chute 110, a camera 60, a touch panel 70, and a control device 80.
  • each of the heads HDa to HDn is arranged in an annular shape with the dispersion unit 10 as the center in plan view.
  • Identification numbers 1 to 14 are assigned to the heads HDa to HDn. In FIG. 2, the heads HD assigned identification numbers 1 to 14 are shown as heads HDa to HDn, respectively.
  • the heads HDa to HDn are arranged such that the heads HDa to HDn having large identification numbers come clockwise.
  • the heads HDa to HDn also include a plurality of feeders 20 (20a to 20n), a plurality of pool hoppers 30 (30a to 30n), and a plurality of weighing hoppers 40 (40a to 40n).
  • the same identification number (1 to 14) as HDn is assigned.
  • the feeders 20a to 20n, the pool hoppers 30a to 30n, and the weighing hoppers 40a to 40n belonging to the same head HDa to HDn are associated with each other.
  • the combination weighing device 100 articles are supplied from the article supply unit 90 to the dispersion unit 10, and then the articles are conveyed from the dispersion unit 10 to the feeders 20a to 20n. Further, the articles are conveyed from the feeders 20a to 20n to the pool hoppers 30a to 30n associated with the feeders 20a to 20n. The articles conveyed to the pool hoppers 30a to 30n are then conveyed to the weighing hoppers 40a to 40n associated with the pool hoppers 30a to 30n. The articles are then conveyed from the weighing hoppers 40a to 40n to the collective discharge chute 110. The articles conveyed to the collective discharge chute 110 are then conveyed to the packaging device. In the present embodiment, the dispersion unit 10 and the feeders 20a to 20n will be described as an article transport unit.
  • the article supply unit 90 is a unit that supplies articles to the dispersion unit 10.
  • the article supply unit 90 is disposed above the dispersion unit 10 as shown in FIG.
  • the article supply unit 90 is driven by the article supply unit driving unit 90a (see FIG. 3).
  • the article supply unit 90 changes the operation / stop state and the amount of articles to be supplied (supply amount) based on a control command sent from the control device 80 described later.
  • the dispersion unit 10 is a unit that receives an article supplied from the article supply unit 90 and transports the article to the feeder 20. Specifically, the dispersion unit 10 disperses the articles supplied from the article supply unit 90 by vibration and sends them to the feeders 20a to 20n.
  • the distribution unit 10 mainly has a distribution table (mounting unit) 11.
  • the distribution table 11 receives articles supplied from the article supply unit 90. That is, a large number of articles are placed on the distribution table 11.
  • the distribution table 11 is a flat conical table member.
  • the dispersion table 11 is driven by a dispersion table drive electromagnet 12 (see FIG. 3). Specifically, the dispersion table 11 vibrates by driving the dispersion table driving electromagnet 12.
  • the dispersion unit 10 vibrates the dispersion table 11 to convey the article placed on the dispersion table 11 in the radial direction while dispersing the article in the circumferential direction. In other words, the dispersion unit 10 conveys the article placed on the dispersion table 11 while being dispersed in the outer edge direction by vibrating the dispersion table 11.
  • the distribution unit 10 is controlled based on a control command sent from a control device 80 described later.
  • the dispersion table drive electromagnet 12 is driven based on a control command.
  • the amount of articles conveyed from the dispersion unit 10 to the feeder 20 is also controlled based on a control command sent from the control device 80.
  • the dispersion table drive electromagnet 12 changes the strength (vibration strength) for vibrating the dispersion table 11 based on the control command.
  • the initial setting value of the vibration intensity of the dispersion table 11 is stored in the storage unit 81 of the control device 80 described later.
  • the vibration intensity can be changed using a touch panel 70 described later.
  • the feeder 20 receives an article from the distribution unit 10 and sends the article to the pool hopper 30.
  • the feeder 20 receives the articles conveyed by the dispersion unit 10 and conveys the articles to the pool hopper 30 arranged further downstream.
  • Each of the feeders 20a to 20n has troughs (mounting units) 21a to 21n that receive articles conveyed by the dispersion unit 10. A large number of articles are placed on the troughs 21a to 21n.
  • the troughs 21a to 21n are arranged so as to extend radially around the dispersion unit 10, as shown in FIG. In other words, the feeders 20a to 20n are arranged on the outer edge side of the dispersion unit 10 so as to surround the dispersion unit 10.
  • Each trough 21a to 21n is driven by the trough driving electromagnet 22 to vibrate (see FIG. 3).
  • the feeder 20 vibrates the troughs 21a to 21n, thereby conveying the articles respectively placed on the troughs 21a to 21n toward the outer edge. That is, each of the feeders 20a to 20n conveys the article in a direction away from the dispersion unit 10.
  • the articles conveyed by the feeders 20a to 20n are supplied to pool hoppers 30a to 30n disposed below the outer edges of the feeders 20a to 20n.
  • Each of the feeders 20a to 20n is controlled based on a control command sent from a control device 80 described later.
  • the trough drive electromagnet 22 is driven based on a control command.
  • the trough drive electromagnet 22 controls each of the feeders 20a to 20n independently.
  • the amount of articles conveyed from the feeders 20a to 20n to the pool hopper 30 is also controlled based on a control command sent from the control device 80.
  • the trough drive electromagnet 22 changes the strength (vibration strength) and the vibration time for vibrating the troughs 21a to 21n based on the control command.
  • the vibration time of 21a to 21n is one cycle time from when the trough drive electromagnet 22 described later starts vibration of the troughs 21a to 21n to when the vibration is stopped.
  • the initial set values of the vibration intensity and vibration time of the troughs 21a to 21n are stored in the storage unit 81 of the control device 80 described later.
  • the vibration intensity and vibration time can also be changed using the touch panel 70 described later.
  • the pool hopper 30 temporarily stores articles supplied from the feeder 20, and then sends the stored articles to a weighing hopper 40 described later.
  • the pool hopper 30 is disposed on the outer edge side of the feeder 20. Further, the pool hopper 30 is arranged below the feeder 20 so as to receive articles falling from the feeder 20. Specifically, the pool hoppers 30a to 30n belonging to the heads HDa to HDn are arranged below the outer edges of the feeders 20a to 20n belonging to the same heads HDa to HDn.
  • the pool hopper 30 has openings at the upper and lower ends.
  • the opening on the upper end side is an opening for receiving an article falling from the feeder 20.
  • the opening on the lower end side is an opening for sending articles in the pool hopper 30 to the weighing hopper 40.
  • a gate 31 is attached to the opening on the lower end side. That is, the gate 31 constitutes the bottom of the pool hopper 30.
  • the gate 31 is configured to be openable and closable.
  • the gate 31 is driven by a pool hopper drive motor 32 (see FIG. 3).
  • the pool hopper drive motor 32 is, for example, a stepping motor.
  • the pool hopper drive motor 32 is driven by the control device 80.
  • the control device 80 individually controls the gates 31 attached to the pool hoppers 30a to 30n. That is, each gate 31 performs an open / close operation independently. When the gate 31 is opened, the articles stored in the pool hopper 30 fall into the weighing hopper 40.
  • the weighing hopper 40 weighs the articles supplied by the pool hopper 30, and then discharges the weighed articles to the collective discharge chute 110.
  • the weighing hopper 40 is disposed directly below the pool hopper 30 so as to receive articles dropped from the pool hopper 30.
  • the weighing hoppers 40a to 40n belonging to the respective heads HDa to HDn are arranged directly below the pool hoppers 30a to 30n belonging to the same heads HDa to HDn.
  • the weighing hopper 40 also has openings at the upper and lower ends.
  • the opening on the upper end side is an opening for receiving articles falling from the pool hopper 30.
  • the opening on the lower end side is an opening for sending articles in the weighing hopper 40 to the collective discharge chute 110.
  • a gate 41 is attached to the opening on the lower end side. That is, the gate 41 constitutes the bottom of the weighing hopper 40.
  • the gate 41 is configured to be openable and closable.
  • the gate 41 is driven by a weighing hopper drive motor 43 (see FIG. 3).
  • the weighing hopper drive motor 43 is, for example, a stepping motor.
  • the weighing hopper drive motor 43 is driven by the control device 80.
  • the control device 80 individually controls the gates 41 attached to the weighing hoppers 40a to 40n. That is, each gate 41 performs an opening / closing operation independently. When the gate 41 is opened, the articles stored in the weighing hopper 40 fall onto the collective discharge chute 110.
  • Each weighing hopper 40a to 40n has a load cell 42, respectively.
  • Articles held by the weighing hoppers 40a to 40n are weighed by the load cell 42.
  • the result of weighing the article by the load cell 42 is output as a weighing signal.
  • the measurement signal is sent to a control device 80 (described later) via an amplifier (not shown) as needed.
  • the collective discharge chute 110 collects articles supplied from the weighing hopper 40 and discharges them outside the combination weighing device 100. The discharged articles are supplied to a packaging machine (not shown) disposed below the collective discharge chute 110.
  • the camera 60 continuously captures images (conveyance unit images) of the article conveyance unit. Specifically, the camera 60 continuously images the placement unit of the article transport unit and the article on the placement unit. As described above, the placement unit means the distribution table 11 of the distribution unit 10 and the trough 21 of the feeder 20. Therefore, the conveyance unit image includes articles on the dispersion table 11 and the trough 21 in addition to the dispersion table 11 and the trough 21.
  • the camera 60 is disposed in the side space of the article transport unit.
  • the camera 60 is supported by a column 7 a extending upward from the support portion 7. That is, the camera 60 images the article conveyance unit from obliquely above the article conveyance unit.
  • the conveyance unit image is an image obtained by imaging the article conveyance unit from obliquely above (see FIG. 5).
  • the camera 60 is arranged point-symmetrically with respect to the center of the dispersion unit 10 in plan view. That is, the combination weighing device 100 according to the present embodiment is provided with two cameras 60.
  • the lens of the camera 60 faces the center direction of the dispersion unit 10.
  • the lens of the camera 60 is a wide field angle lens with a horizontal field angle of 90 ° or more.
  • the frame rate of the camera 60 is 15 frames / second.
  • the two cameras 60 capture images at substantially the same timing. Images (conveyance unit images) respectively obtained by the two cameras 60 are synthesized by the control device 80 described later (see FIG. 10).
  • the touch panel 70 is a liquid crystal display (LCD).
  • the touch panel 70 functions as an input unit and a display unit.
  • the touch panel 70 receives various settings related to combination weighing.
  • the touch panel 70 displays the operation status and setting information of the combination weighing device 100.
  • the operation status includes the operation / stop status of the combination weighing device 100, the total amount of articles supplied from the article supply unit 90, the weight value of the articles weighed by the weighing hoppers 40a to 40n, the combination weighing result, and the like. It is.
  • the operating status of the combination weighing device 100 changes almost in real time.
  • the operation status includes a warning indicating a conveyance abnormality. The warning is displayed on the touch panel 70 when an article conveyance abnormality in the article conveyance unit is determined by the control device 80 described later.
  • the setting information is information regarding initial settings and settings accepted by the touch panel 70.
  • the settings accepted by the touch panel 70 include the vibration intensity of the dispersion table 11 and the vibration intensity and vibration time of the troughs 21a to 21n described above. Further, the settings accepted by the touch panel 70 include an operation speed setting of the combination weighing device 100, a setting relating to a captured image, a setting of an article conveyance area by the feeder 20, a timing adjustment, and the like.
  • the operation speed setting of the combination weighing device 100 is the number of times of combination weighing executed per unit time. In this embodiment, for example, combination weighing is performed every 1 sec.
  • the settings related to the captured image are settings used when combining the images captured by the camera 60 described above and the generation timing of the combined image. Specifically, the setting used when combining images is an imaging reference for each camera 60. Two images captured at the same timing by the two cameras 60 are combined based on the imaging reference of each camera 60 by a combined image generation unit 82a of the control device 80 to be described later to become one image (composite image). .
  • the setting of the article conveyance area by the feeder 20 is a setting relating to the association between the areas where articles are conveyed by the respective feeders 20a to 20n and the identification numbers of the feeders 20a to 20n among a plurality of areas included in the composite image. It is. In other words, it is a setting for associating which part of the composite image corresponds to which part of the article transport unit (which part of the distribution table 11 and the troughs 21a to 21n). The association is performed using the distribution table 11 and the images of the troughs 21a to 21n displayed on the touch panel 70. An image (setting image) used for setting the association is generated based on the composite image.
  • the setting image is displayed so that a specific area in the composite image can be designated on the touch panel 70. More specifically, the setting image is composed of a plurality of areas, and a specific area included in the plurality of areas is displayed so as to be designated. For example, as shown in FIG. 6, by specifying each point included in the setting image (see the four black circles in FIG. 6), an area surrounded by the point is specified by a specific feeder. It is set as a region to be transported (transport region). As a result, association information between the distribution table 11 and each of the feeders 20a to 20n and the setting image conveyance area is generated (see FIG. 7).
  • the timing adjustment is a timing adjustment relating to the timing for opening and closing the gate 31 of the pool hopper 30 and the gate 41 of the weighing hopper 40.
  • the setting accepted by the touch panel 70 is stored in the storage unit 81 of the control device 80 described later.
  • the control device 80 is a device for controlling the combination weighing device 100.
  • the control device 80 is connected to the article supply unit drive unit 90a, the dispersion table drive electromagnet 12, the trough drive electromagnet 22, the pool hopper drive motor 32, the weighing hopper drive motor 43, the load cell 42, the camera 60, the touch panel 70, and the like. .
  • the control device 80 includes a CPU 80a, a ROM 80b, a RAM 80c, and an HDD 80d.
  • the control device 80 functions as a storage unit 81 and a control unit 82.
  • the storage unit 81 and the control unit 82 will be described with reference to FIG.
  • the storage unit 81 includes a ROM 80b, a RAM 80c, and an HDD 80d.
  • the storage unit 81 stores a program to be read and executed by the CPU, various settings received by the touch panel 70, various data necessary for arithmetic processing, operation data, and the like.
  • the storage unit 81 stores a result obtained by the arithmetic processing.
  • the storage unit 81 mainly includes a transport unit image data storage area 81a, a composite image data storage area 81b, a difference data storage area 81c, a binarized data storage area 81d, a non-moving area data storage area 81e, and drive data. It has a storage area (first information storage area) 81f and an association data storage area (second information storage area) 81g.
  • (A) Conveying unit image data storage area In the conveying unit image data storage area 81a, data relating to an image (conveying unit image) of the article conveying unit captured by the camera 60 is stored.
  • the conveyance unit image is an image of the article conveyance unit taken obliquely from above as shown in FIG.
  • the transport unit image includes articles placed on the dispersion table 11 and the trough 21 in addition to the dispersion table 11 and the trough 21.
  • the transport unit image data storage area 81a stores the transport unit image and the time when the transport unit image is captured in association with each other.
  • the transport unit image captured by one camera 60 is stored in association with the transport unit image acquired by the other camera 60 at the same timing.
  • the composite image data storage area 81b stores data related to a composite image generated by a composite image generation unit 82a described later.
  • the composite image is an image generated based on the conveyance unit image captured by the two cameras 60 and is an image corresponding to a planar view image when the dispersion table 11 and the trough 21 are viewed from directly above. is there.
  • the composite image data is stored in association with two original images (conveyance unit images) used when generating the composite image.
  • the difference data storage area 81c stores difference data obtained by a difference data acquisition unit 82c described later.
  • the difference data is stored in association with each of the two composite images used when extracting the difference.
  • the binarized data storage area 81d stores binary data generated by a binary data generation unit 82d described later.
  • the binarized data is stored in association with the composite image used when generating the binarized data.
  • Non-moving area data storage area 81e stores data related to a non-moving area in the article transport unit specified by a non-moving area specifying unit 82e described later (non-moving area data).
  • the non-moving area data is data indicating the presence / absence of a non-moving area and the location where the non-moving area is generated in the article transport unit.
  • the non-moving area data is stored in association with the binarized data used when specifying the non-moving area.
  • the drive data storage area 81f stores drive data of each component included in the combination weighing device 100.
  • the drive data includes the driving state of the article supply unit 90 (whether articles are being supplied), the open / closed state (ON / OFF) of the gate 31 of the pool hopper 30 and the gate 41 of the weighing hopper 40, and the like. .
  • the drive data includes drive data of the distribution unit 10 and the feeders 20a to 20n.
  • the drive data of the dispersion unit 10 and the feeders 20a to 20n is data related to a signal (first signal) indicating an operation state of the dispersion unit 10 and the feeders 20a to 20n or a signal (second signal) indicating a stop state.
  • information indicating whether the distribution unit 10 and the feeders 20a to 20n are operating (ON or OFF) is stored in the drive data storage area 81f (see FIG. 8).
  • the case where the dispersion unit 10 is in the operating state refers to a state where the dispersion table 11 is vibrated.
  • the case where the feeders 20a to 20n are in an operating state refers to a state where the trough 21 is vibrated.
  • the information stored in the drive data storage area 81f is stored in association with the time when the drive data was obtained.
  • association data storage area 81g stores data indicating which part of the composite image corresponds to which part of the article transport unit.
  • association data related to the association between the distribution unit 10 and the feeders 20a to 20n and the region where the articles are conveyed by the distribution unit and the feeders 20a to 20n among the plurality of regions included in the composite image. Is remembered.
  • each conveyance area (conveyance area 0, conveyance area 1, conveyance area 2, etcated in the setting image shown in FIG.
  • Association data with each trough 21a to 21n is stored (see FIG. 7).
  • the movement state of the article at an arbitrary location of the composite image (location corresponding to any of the distribution table 11 and the troughs 21a to 21n) can be changed to the associated distribution table 11 or any of the troughs 21a to 21n. It can be determined that the article is in a moving state.
  • the distribution table 11 and the troughs 21a to 21n are associated with the transport areas in accordance with the contents shown in FIG. That is, the first trough 21a is arranged in the vicinity of the upper left camera 60 in FIG. 2, and the second trough 21b, the third trough 21c,. Is associated with the transport area.
  • the new setting is overwritten.
  • the control unit 82 is mainly composed of the CPU 80a.
  • the CPU 80a controls the operation of the combination weighing device 100 by reading and executing a control program stored in the ROM 80b and the HDD 80d in cooperation with the RAM 80c.
  • the control unit 82 includes a composite image generation unit 82a, a data reception unit 82b, a difference data acquisition unit 82c, a binarized data generation unit 82d, a fixed area specification unit 82e, a determination unit 82f, and a control command generation unit. Functions as 82g.
  • the composite image generation unit 82a generates a composite image based on the transport unit image data (see FIG. 5) stored in the transport unit image data storage area 81a. Specifically, the composite image generation unit 82a generates a composite image by combining images captured by the two cameras 60 at the same timing (two transport unit images). At this time, the composite image generation unit 82 a generates a composite image of the transport unit image based on the imaging reference set for each camera 60. Thereby, the composite image generation unit 82a generates an image (planar image) corresponding to the planar image when the dispersion unit 10 and the feeder 20 are viewed from directly above.
  • a specific method for generating a planar view image may be a method described in, for example, Japanese Patent Laid-Open No. 2003-256874. Other methods may be adopted.
  • Data relating to the composite image generated by the composite image generation unit 82a is stored in the composite image data storage area 81b.
  • the data reception part 82b receives the various settings which the user input into the touch panel 70, and memorize
  • the various settings received by the data receiving unit 82b include the transport area designated by the user in the setting image displayed on the touch panel 70, information on the distribution unit 10 and the feeders 20a to 20n associated with the transport area, and the like. It is.
  • the difference data acquisition part 82c acquires the data for specifying the area
  • FIG. 11 shows an example of an image (extracted image) generated based on the difference data.
  • the difference data obtained by the difference data acquisition unit 82c is stored in the difference data storage area 81c.
  • the binarized data generation unit 82d performs binarization processing on the difference data stored in the difference data storage area 81c. By performing binarization processing on the difference data (extracted image), binarized data is obtained. A binarized image as shown in FIG. 12 is obtained from the binarized data.
  • the binarized data generation unit 82d binarizes the extracted data based on the non-moving area of the article and the other area (the moving area of the article) to generate binarized data. More specifically, the binarized data generation unit 82d performs a process of setting the data corresponding to the non-moving area in the extracted data to “1” and “0” otherwise. In the binarized image, the non-moving area of the extracted image appears black and the other areas (that is, the moving area) appear white.
  • the binarized data generated by the binarized data generating unit 82d is stored in the above-described binarized data storage area 81d.
  • Non-moving area specifying part The non-moving area specifying part 82e determines the presence / absence of the non-moving area of the article and the place where the non-moving area is generated.
  • the immovable area specifying unit 82e is based on the binarized data stored in the binarized data storage area 81d and the association data stored in the association data storage area 81g.
  • the presence / absence of a stationary area and the location where the stationary area occurs are identified. This will be described more specifically with reference to FIG. In this case, a portion where white portions are dense is a moving region, and a portion having only a small white portion or a black portion is a non-moving region.
  • the association data as shown by the numbers in FIG. 12, the third trough 21c, the sixth trough 21f, the ninth trough 21i, the eleventh trough 21k, and the fourteenth trough 21n It becomes an area.
  • troughs (specifically, the first trough 21a, the second trough 21b, the fourth trough 21d, the fifth trough 21e, the seventh trough 21g, the eighth trough 21h, the tenth trough, etc.
  • the trough 21j, the twelfth trough 21l, and the thirteenth trough 21m) are immobile areas.
  • the immovable area specifying unit 82e stores the obtained result in the storage unit 81.
  • the determination unit 82f performs an article conveyance abnormality in the article conveyance unit based on the non-moving area data stored in the non-moving area data storage area 81e and the data stored in the drive data storage area 81f. Determine.
  • the conveyance abnormality refers to a state where there is a possibility that a defect may occur in the conveyance due to the staying area of the article generated in the article conveyance unit.
  • the staying area is an area where the article does not move even though the article conveying unit is operating.
  • the determination unit 82f performs a first determination process, a second determination process, and a third determination process to determine an article conveyance abnormality in the article conveyance unit.
  • the first determination process is a process for determining the conveyance area of the article conveyance unit in the operating state in the composite image. Specifically, in the first determination process, the types of drive signals of the dispersion unit 10 and the feeders 20a to 20n stored in the drive data storage area 81f, the transport area data stored in the association data storage area 81g, and Based on the above, the conveyance areas of the dispersion unit 10 and the feeders 20a to 20n in the operating state are determined. More specifically, the determination unit 82f refers to the drive data (see FIG. 8) and the association data (see FIG. 7) of the dispersion unit 10 and the feeders 20a to 20n, and the dispersion unit shown in the composite image. 10 and all feeders 20a to 20n are determined.
  • FIG. 13 shows an example of the determination result obtained by the first determination process.
  • the active area is shown in black. Accordingly, FIG. 13 shows that the distribution unit 10, the third feeder 20c, the sixth feeder 20f, the ninth to eleventh feeders 20i to 20k, and the fourteenth feeder 20n are in operation. That is, the black part of FIG. 13 shows the area
  • the second determination process is a process for determining the staying area of the article. Specifically, in the second determination process, the retention area of the article is determined based on the immovable area of the article and the determination result obtained by the first determination process. More specifically, in the second determination process, the determination unit 82f refers to the non-moving region data stored in the non-moving region data storage area 81e and the data related to the transport region of the article transport unit in the operating state, and A portion where the non-moving region overlaps with the region of the article conveying unit in the operating state is determined to be a staying region (see FIG. 14).
  • FIG. 14 shows a determination result obtained by the second determination process.
  • the corresponding placement unit (the troughs 21a to 21n to which the identification numbers of the distribution tables 11 and 1 to 14 are attached). ) Is associated with the type of drive signal.
  • the distribution table 11 and the troughs 21a to 21n are also associated with the presence or absence of a non-moving area in the article transport unit.
  • FIG. 14 it can be seen that the region of the article transport unit in operation and the stationary region of the article coincide with the tenth trough 21j.
  • the third determination process is a process of determining an article conveyance abnormality. Specifically, in the third determination process, it is determined whether there is a possibility that a trouble may occur in the conveyance due to the stay area determined in the second determination process. More specifically, in the third determination process, the determination unit 82f compares the area of the predetermined region of the article transport unit with the area of the article retention region in the predetermined region of the article transport unit. Furthermore, the determination unit 82f determines the conveyance abnormality when the ratio of the area of the staying area of the article in the area of the predetermined area of the article transporting unit exceeds a predetermined threshold.
  • the predetermined area is the entire area of the distribution table 11 or the entire areas of the troughs 21a to 21n.
  • the determination unit 82f compares the total area of the dispersion table 11 with the area of the article retention area in the dispersion table 11, and the ratio of the area of the article retention area to the total area of the dispersion table 11 is a predetermined value. When the threshold value is exceeded, it is determined that a conveyance abnormality has occurred in the distribution table 11.
  • the determination unit 82f compares the total area of the troughs 21a to 21n with the area of the article staying area in each trough 21a to 21n, and determines the staying area of the article that occupies the total area of each trough 21a to 21n. When the area ratio exceeds a predetermined threshold, it is determined that the conveyance is abnormal. In the present embodiment, for example, it is determined that a conveyance abnormality has occurred in the region PP shown in FIG.
  • control command generation unit 82g generates a control command for controlling each unit connected to the control device 80.
  • the control command is sent to each unit through a communication unit (not shown) and executed.
  • control command generation unit 82g causes the touch panel 70 to display a composite image with a mark so that a portion where the conveyance abnormality has occurred can be recognized. A control command is generated (see FIG. 15).
  • the control command generation unit 82g determines whether the distribution unit 10, the feeders 20a to 20n, and the article supply unit 90 are in accordance with the location where the conveyance abnormality has occurred and the degree of the conveyance abnormality. A control command for controlling at least one of them is generated. For example, when a conveyance abnormality has occurred in any of the feeders 20a to 20n, a control command for changing the vibration intensity and vibration time of the trough 21 is sent to the feeders 20a to 20n in which the conveyance abnormality has occurred. .
  • the vibration intensity and / or the vibration time of the troughs 21a to 21n are set to the corresponding feeders 20a to 20n.
  • distribution unit 10 is sent.
  • control for temporarily increasing the amount of articles supplied from the article supply unit 90 A command is generated and sent to the article supply unit 90.
  • control command generation unit 82g generates a control command for displaying a warning indicating the conveyance abnormality on the touch panel when the conveyance abnormality is determined by the determination unit 82f.
  • step S11 the conveyance unit image data stored in the conveyance unit image data storage area 81a is acquired by the composite image generation unit 82a (see FIG. 5). At this time, the acquired conveyance unit image data is data of the conveyance unit image acquired by the two cameras 60 at the same timing. Thereafter, the process proceeds to step S12.
  • step S12 the composite image generation unit 82a generates one composite image based on the transport unit image data acquired by the two cameras 60.
  • the composite image corresponds to a planar image when the article transport unit is viewed from directly above (see FIG. 10).
  • the composite image data is stored in the composite image data storage area 81b. Thereafter, the process proceeds to step S13.
  • step S13 the difference is extracted using the data of two composite images based on the original images captured at different timings, and extracted image data is generated (see FIG. 11). Specifically, among the composite image data stored in the composite image data storage area 81b, the difference between the two composite images using two composite image data in which the imaging times of the original image (conveyor image) are continuous is used. Is extracted. The difference data is stored in the difference data storage area 81c. Thereafter, the process proceeds to step S14.
  • the binarized data generation unit 82d binarizes the difference data to generate binarized data. Specifically, the binarized data generation unit 82d binarizes the extracted data based on the immovable area of the article and the moving area of the article, and generates binarized data. For example, by binarization processing, the data corresponding to the non-moving area in the extracted data is set to “1”, and the data corresponding to the other area (moving area) is set to “0”. In the extracted image, the non-moving area of all the areas is black, and the other area (moving area) is white. The binarized data generated by the binarized data generating unit 82d is stored in the above-described binarized data storage area 81d. Thereafter, the process proceeds to step S15.
  • step S15 based on the binarized data and the association data, the presence or absence of a non-moving region in the composite image is determined.
  • the immovable area specifying unit 82e generates a composite image based on the binarized data stored in the binarized data storage area 81d and the association data stored in the association data storage area 81g.
  • the non-moving area is determined (see FIG. 12). Specifically, the presence / absence of a non-moving area in the composite image and the location where the non-moving area occurs in the composite image are determined. That is, the non-moving area specifying unit 82e specifically specifies which part of the distribution table 11 and the troughs 21a to 21n is the non-moving area from the composite image.
  • a portion where white portions are dense is a moving region, and a portion having only a small white portion or a black portion is a non-moving region.
  • the third trough 21c, the sixth trough 21f, the ninth trough 21i, the eleventh trough 21k, and the fourteenth trough 21n are moving areas.
  • Other troughs specifically, the first trough 21a, the second trough 21b, the fourth trough 21d, the fifth trough 21e, the seventh trough 21g, the eighth trough 21h, the tenth trough, etc.
  • the trough 21j, the twelfth trough 21l, and the thirteenth trough 21m) are immobile areas.
  • the result obtained by the non-moving area specifying unit 82e is stored in the non-moving area data storage area 81e.
  • step S15 when there is no immovable area, the process returns to step S11, and when there is an immovable area, the process proceeds to step S16.
  • step S16 the determination unit 82f determines the feeder conveyance area in the operation state in the processed image (first determination process). Specifically, the determination unit 82f includes feeder drive data (FIG. 8) of each of the feeders 20a to 20n stored in the drive data storage area 81f and association data (FIG. 8) stored in the association data storage area 81g. With reference to 7), an active area (any part of the dispersion unit 10 and the feeders 20a to 20n) in the processed image is determined (see FIG. 13). In step S16, if there is no active region, the process returns to step S11. If there is an active region in step S16, the process proceeds to step S17.
  • feeder drive data FIG. 8
  • the staying area of the article is determined by the determination unit 82f (second determination process).
  • the staying area is an area where the article does not move despite the dispersion unit 10 and the feeder 20 being driven.
  • the determination unit 82f includes data related to the non-moving area (see FIG. 12) stored in the non-moving area data storage area 81e and the determination result obtained by the first determination process (conveyance of the article conveying unit in the operating state).
  • region reference to (region) (refer FIG. 13)
  • movement overlap is determined to be a retention area
  • the conveyance area of the article conveyance unit in the operating state includes the distribution unit 10, the third feeder 20c, the sixth feeder 20f, the ninth to eleventh feeders 20i to 20k, and It turns out that it is the 14th feeder 20n.
  • the non-moving area data includes the first trough 21a, the second trough 21b, the fourth trough 21d, the fifth trough 21e, the seventh trough 21g, the eighth trough 21h, The tenth trough 21j, the twelfth trough 21l, and the thirteenth trough 21m are immobile areas. That is, as shown in FIG.
  • step S17 it can be seen that there is almost no movement of the article even though it is driven, and that the tenth feeder 20j has a staying area. If it is determined in step S17 that there is no staying area, the process returns to step S11. If there is a staying area, the process proceeds to step S18.
  • step S18 the determination unit 82f determines whether there is a conveyance abnormality (third determination process). Specifically, it is determined whether or not there is a possibility of trouble in conveyance based on the stay area determined by the second determination process.
  • the determination unit 82f compares the total area of the dispersion table 11 with the area of the article retention area in the distribution table 11, and the ratio of the area of the article retention area to the total area of the distribution table 11 is a predetermined threshold value. If it exceeds the upper limit, it is determined that the conveyance is abnormal.
  • the determination unit 82f compares the total area of the troughs 21a to 21n with the area of the article staying area in each trough 21a to 21n, and determines the staying area of the article that occupies the total area of each trough 21a to 21n. When the area ratio exceeds a predetermined threshold, it is determined that the conveyance is abnormal. In the example shown in FIGS. 12 and 13, it is determined that the region indicated by reference sign PP in FIG. 15 is a region where a conveyance abnormality has occurred. If there is no conveyance abnormality in step S18, the process returns to step S11. If there is a conveyance abnormality, the process proceeds to step S19.
  • step S19 the control command generation unit 82g generates a control command to the dispersion unit, the feeders 20a to 20n, and the article supply unit 90 based on the location and the extent where the conveyance abnormality has occurred.
  • the control command generator 82g issues a control command to increase the vibration intensity and / or vibration time of the trough 21j. Generate. Then, it returns to step S11.
  • the combination weighing device 100 captures images (conveyance unit images) of the dispersion unit 10 and the feeder 20 with the camera 60. In addition, by acquiring difference data for two conveying unit images having different imaging times, the staying area of the article in the article conveying unit is determined.
  • the combination weighing device measures the weight of the articles respectively stored in the plurality of weighing hoppers, and performs a combination calculation based on the measured values. Therefore, in order to maintain the production capacity and weighing accuracy of the combination weighing device, it is necessary to stably convey a certain amount of articles to the weighing hopper.
  • the article When the article is sent to the weighing hopper via the dispersion unit and the feeder as in the combination weighing device according to the above embodiment, the article may be clogged or caught while being sent from the dispersion unit to the weighing hopper. . In particular, clogging and catching of articles are likely to occur at the boundary between the dispersion table and the trough.
  • the stagnation of articles occurs in the article transport unit, it is impossible to supply a certain amount of articles to the weighing hopper, and as a result, the weight of the articles weighed by the weighing hopper is affected. Therefore, it is preferable that the stagnation of the articles generated in the article transport unit is detected early with high accuracy.
  • the combination weighing device 100 captures a conveyance unit image by the camera 60 and determines a staying area based on the conveyance unit image. Therefore, it is possible to make an accurate determination on the stay region of the article at an early stage.
  • the combination weighing device 100 specifies a non-moving region in the article transport unit using a difference between two transport unit images having different imaging times, and determines a staying region based on the non-moving region. That is, since a portion (non-moving region) that does not change can be identified by comparing the two conveyance unit images, the residence region of the article in the article conveyance unit can be specifically identified.
  • the combination weighing device 100 includes a drive data storage area 81f that stores data related to the drive signal of the article transport unit.
  • the combination weighing device 100 refers to the data stored in the drive data storage area 81f together with the non-moving area when determining the staying area.
  • the combination weighing device 100 is based on the data related to the conveyance region of the article conveyance unit in the conveyance unit image and the type of the drive signal of the article conveyance unit, and the article in the operation state
  • the conveyance area of the conveyance unit is determined, and further, when the immobile area and the conveyance area of the article conveyance unit in the operating state coincide with each other, the immobility area of the article is determined to be an article retention area.
  • the transport unit image is generated using the two cameras 60.
  • the conveyance unit images captured at the same timing by the two cameras 60 it is possible to determine the staying area of the article and the conveyance abnormality based on the image corresponding to the planar view image of the article conveyance unit. As a result, a more accurate determination result can be obtained.
  • the two tables 60 are used to capture the distribution table 11 and the trough 21 and the articles conveyed by them.
  • the number of cameras 60 is limited to this. is not.
  • an article conveyance abnormality may be determined based on a conveyance unit image captured by one camera 60.
  • three or more cameras 60 may be used, and conveyance unit images captured by the three or more cameras 60 may be combined, and an article conveyance abnormality may be determined based on the combined image.
  • orientation of the camera 60 and the installation location of the camera 60 are not limited to the contents described in the above embodiment. That is, any configuration may be used as long as the article placed on the placement unit of the article transport unit can be imaged.
  • the determination unit 82f compares the area of the predetermined region of the article transport unit with the area of the article retention region in the predetermined region of the article transport unit. Then, when the ratio of the area of the staying area of the article to the area of the predetermined area of the article transporting unit exceeds a predetermined threshold, the conveyance abnormality is determined. Further, as the predetermined area, the entire area of the distribution table 11 or the entire areas of the troughs 21a to 21n are targeted.
  • the predetermined area is not limited to the entire area of the distribution table 11 or the entire areas of the troughs 21a to 21n.
  • the distribution table 11 may be divided into a plurality of regions R1 to R14, and the areas of the regions R1 to R14 may be compared with the areas of the staying regions in the regions R1 to R14.
  • the trough 21 for example, as shown in FIG. 19, one trough 21 is divided into a plurality of regions R21 to R23, and the area of each region R21 to R23 and the stay region in each region R21 to R23. The area may be compared.
  • the area of the specific area of the distribution table 11 or each trough 21 You may compare with the area of the retention area
  • the feeder 20 is disposed so as to surround the dispersion unit, and the weighing hopper 40 is disposed below the feeder 20 (see FIGS. 1 and 2).
  • the conveyance abnormality determination according to the above-described embodiment can be applied to a combination weighing device having another configuration.
  • the present invention may be applied to a combination weighing device in which weighing hoppers are arranged linearly.
  • Dispersion unit (article conveyance unit) 11 Dispersion table (mounting section) 20 (20a to 20n) feeder (article conveying section) 21 (21a-21n) trough (mounting part) 30 (30a to 30n) Pool hopper 31 Gate 32 Pool hopper drive motor 40 (40a to 40n) Weighing hopper 41 Gate 42 Load cell 43 Weighing hopper drive motor 60 Camera 70 Touch panel (display unit) 80 Control device 81 Storage unit 81a Transport unit image data storage area 81b Composite image data storage area 81c Difference data storage area 81d Binary data storage area 81e Non-moving area data storage area 81f Drive data storage area 81g Associated data storage area (transport) Area data storage area) 82 Control unit 82a Composite image generation unit 82b Data receiving unit (receiving unit) 82c difference data acquisition unit 82d binarized data generation unit 82e immovable area identification unit 82f determination unit 82g control command generation unit 90 article supply unit (supply unit) 100 combination weighing device

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
  • Feeding Of Articles To Conveyors (AREA)

Abstract

La présente invention concerne un dispositif de mesure par combinaison qui est capable de déterminer, avec une bonne précision, l'engorgement d'une unité de transport d'article par des articles. Le dispositif de mesure par combinaison (100) comprend une unité de transport d'article (10, 20), une caméra (60) et un contrôleur (82). L'unité de transport d'article comporte une section placement (11, 21) sur laquelle de nombreux articles sont placés, et fait vibrer la section placement pour transporter les nombreux articles vers une trémie de mesure (40). La caméra capture une image d'unité de transport. L'image d'unité de transport est une image de l'unité de transport d'article servant à transporter de nombreux articles. Le contrôleur acquiert la différence entre deux images d'unité de transport prises à des moments différents, et détermine la région d'engorgement de l'unité de transport d'article par les nombreux articles sur la base de la différence.
PCT/JP2013/062596 2012-05-31 2013-04-30 Dispositif de mesure par combinaison WO2013179849A1 (fr)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105612411A (zh) * 2014-09-19 2016-05-25 株式会社石田 组合计量装置
EP3098580A4 (fr) * 2014-01-20 2017-03-08 Ishida Co., Ltd. Appareil de pesée combiné
WO2018139221A1 (fr) * 2017-01-24 2018-08-02 株式会社イシダ Dispositif de pesage combiné, système de pesage combiné et dispositif de réglage de zone
EP3258226A4 (fr) * 2015-02-09 2018-09-12 Ishida Co., Ltd. Dispositif de pesage combiné
CN111279164A (zh) * 2017-10-24 2020-06-12 Clk有限公司 在多头秤中的异物识别

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3101398B1 (fr) * 2014-01-30 2020-10-14 Ishida Co., Ltd. Appareil de pesage de combinaison
JP7426077B2 (ja) 2020-03-18 2024-02-01 株式会社イシダ 物品搬送装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995031702A1 (fr) * 1994-05-13 1995-11-23 Ishida Co., Ltd. Appareil pour peser une combinaison d'objets
JP2001325021A (ja) * 2000-05-12 2001-11-22 Ishida Co Ltd 生産管理システム
JP2005121512A (ja) * 2003-10-17 2005-05-12 Ishida Co Ltd 組合せ計量装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995031702A1 (fr) * 1994-05-13 1995-11-23 Ishida Co., Ltd. Appareil pour peser une combinaison d'objets
JP2001325021A (ja) * 2000-05-12 2001-11-22 Ishida Co Ltd 生産管理システム
JP2005121512A (ja) * 2003-10-17 2005-05-12 Ishida Co Ltd 組合せ計量装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3098580A4 (fr) * 2014-01-20 2017-03-08 Ishida Co., Ltd. Appareil de pesée combiné
US10132675B2 (en) 2014-01-20 2018-11-20 Ishida Co., Ltd. Combination weighing device including conveyors and cameras
CN105612411A (zh) * 2014-09-19 2016-05-25 株式会社石田 组合计量装置
CN105612411B (zh) * 2014-09-19 2017-09-22 株式会社石田 组合计量装置
EP3258226A4 (fr) * 2015-02-09 2018-09-12 Ishida Co., Ltd. Dispositif de pesage combiné
US10533890B2 (en) 2015-02-09 2020-01-14 Ishida Co., Ltd. Combination weighing device including a hallow sensor cover and radiation compartments
WO2018139221A1 (fr) * 2017-01-24 2018-08-02 株式会社イシダ Dispositif de pesage combiné, système de pesage combiné et dispositif de réglage de zone
JP2020046179A (ja) * 2017-01-24 2020-03-26 株式会社イシダ 組合せ計量装置、組合せ計量システム、領域設定装置
CN111279164A (zh) * 2017-10-24 2020-06-12 Clk有限公司 在多头秤中的异物识别

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