WO2024084650A1 - Système de montage de pièces - Google Patents

Système de montage de pièces Download PDF

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Publication number
WO2024084650A1
WO2024084650A1 PCT/JP2022/039092 JP2022039092W WO2024084650A1 WO 2024084650 A1 WO2024084650 A1 WO 2024084650A1 JP 2022039092 W JP2022039092 W JP 2022039092W WO 2024084650 A1 WO2024084650 A1 WO 2024084650A1
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WO
WIPO (PCT)
Prior art keywords
feeder
replacement
component
feeders
unit
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Application number
PCT/JP2022/039092
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English (en)
Japanese (ja)
Inventor
祐介 小林
Original Assignee
ヤマハ発動機株式会社
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Filing date
Publication date
Application filed by ヤマハ発動機株式会社 filed Critical ヤマハ発動機株式会社
Priority to PCT/JP2022/039092 priority Critical patent/WO2024084650A1/fr
Publication of WO2024084650A1 publication Critical patent/WO2024084650A1/fr

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K13/00—Apparatus or processes specially adapted for manufacturing or adjusting assemblages of electric components
    • H05K13/02—Feeding of components

Definitions

  • the present invention relates to a component mounting system equipped with a component mounter that mounts components supplied by a feeder onto a board to produce a component-mounted board.
  • the component mounting system includes a component mounter that mounts components on a substrate such as a printed circuit board.
  • the component mounter includes a component supply unit equipped with multiple feeders that supply components, and a head unit having multiple suction nozzles that pick up the components supplied by the feeders and mount the picked up components on the substrate.
  • the component mounter collects feeders that have become obsolete due to a shortage of components or the like from the component supply unit, and performs feeder replacement by replenishing the component supply unit with a new feeder in response to the collection (see, for example, Patent Document 1).
  • the component mounter replaces feeders that have become obsolete due to a shortage of components or the like with new feeders, allowing production of component-mounted substrates to continue.
  • Patent Document 1 does not disclose any technology for improving the productivity and quality of component mounting boards in component mounters, and there is room for improvement in this regard.
  • the object of the present invention is to provide a component mounting system that can improve the productivity of component mounting boards in a component mounting machine and also improve the quality of the component mounting boards.
  • a component mounting system includes a component supply unit equipped with a plurality of feeders that supply components, and a head unit having a plurality of suction nozzles that pick up the components supplied by the plurality of feeders and mount the picked-up components on a substrate, and is equipped with a component mounter that produces component-mounted substrates on which components are mounted, and a management system that manages the production of the component-mounted substrates.
  • the management system performs a production process that controls the multiple feeders and the head unit to produce the component mounting board in the component mounting machine, a defect rate recognition process that recognizes the feeder-specific defect rate that indicates the defect rate of the component suction state by the multiple suction nozzles for each of the multiple feeders based on production status data that indicates the production status of the component mounting board in the component mounting machine, a recovery target identification process that extracts a defect-causing feeder that is the cause of the defect of the component suction state by the multiple suction nozzles from among the high defect rate feeders of the multiple feeders whose feeder-specific defect rate exceeds a predetermined threshold value and identifies the defect-causing feeder as a feeder to be recovered from the component supply unit, and an exchange instruction process that outputs exchange instruction data that indicates an instruction to replace the feeder that supplies the feeder to be supplied to the component supply unit in response to the recovery of the feeder to be recovered.
  • FIG. 1 is a diagram illustrating an outline of a configuration of a component mounting system according to an embodiment of the present invention.
  • 2 is a side cross-sectional view showing a configuration of a component mounter in a mounting line provided in the component mounting system.
  • FIG. 2 is a plan view showing a schematic diagram of a component supply unit provided in the component mounter;
  • FIG. 1 is a plan view showing a schematic diagram of a storage device provided in the component mounting system.
  • FIG. 1 is a plan view illustrating a schematic diagram of a replacement device provided in a component mounting system.
  • 4 is a flowchart showing a flow of processing performed by a management system provided in the component mounting system.
  • 11 is a flowchart showing a flow of a process performed by a management system.
  • FIG. 1 is a diagram illustrating the production process and the feeder monitoring process performed by the management system using a front view of a component supply unit and a head unit of the component mounter.
  • FIG. 11 is a diagram for explaining a production status data acquisition process and a production status recognition process performed by the management system.
  • FIG. 11 is a diagram for explaining a collection target identification process and a priority setting process performed by the management system.
  • FIG. 11 is a diagram illustrating an exchange order setting process performed by the management system.
  • FIG. FIG. 11 is a diagram illustrating an exchange instruction process performed by a management system.
  • 13 is a diagram illustrating the feeder arrangement process performed by the management system using a plan view of the storage device and the exchange device.
  • FIG. 1 is a diagram illustrating a collection process in a replacement process performed by a management system, using a plan view of a part supply unit and a replacement device.
  • FIG. 1 is a diagram illustrating a supply process in a replacement process performed by a management system, using a plan view of a part supply unit and a replacement device.
  • the component mounting system 1 shown in FIG. 1 is a system that produces component-mounted boards in which components such as electronic components are mounted on a board such as a printed circuit board.
  • the component mounting system 1 includes multiple mounting lines 2 including component mounters 2B, a storage device 3, an exchange device 4, and a management system 5.
  • Each of the mounting lines 2 includes a plurality of component mounters 2B arranged in a predetermined production area AR1 and aligned along the board transport direction.
  • the mounting lines 2 are arranged in the production area AR1 so as to be aligned at predetermined intervals from each other in a direction intersecting the board transport direction.
  • FIG. 1 shows an example in which a total of eight mounting lines 2, including a first mounting line 2A1, a second mounting line 2A2, a third mounting line 2A3, a fourth mounting line 2A4, a fifth mounting line 2A5, a sixth mounting line 2A6, a seventh mounting line 2A7, and an eighth mounting line 2A8, are aligned in a direction intersecting the board transport direction.
  • the number of mounting lines 2 and their installation positions in the production area AR1 are not particularly limited.
  • Each component mounter 2B on the multiple mounting lines 2 will be described with reference to FIG. 2.
  • directional relationships will be described using XYZ orthogonal coordinate axes.
  • the X-axis and Y-axis directions are mutually orthogonal on a horizontal plane, and the Z-axis direction is a direction that extends vertically and is orthogonal to both the X-axis and Y-axis directions.
  • the transport direction of the board between each component mounter 2B on the mounting line 2 coincides with the Y-axis direction.
  • the component mounter 2B is a device that mounts components on a board to produce a component-mounted board. Before the component mounter 2B mounts the components, a solder paste pattern is printed on the board.
  • the component mounter 2B comprises a mounter main body 21, a transport conveyor 22, a component supply unit 23, and a head unit 26.
  • the mounting machine main body 21 is a housing having an internal space in which the various parts that make up the component mounter 2B are arranged.
  • the transport conveyor 22 extends in the Y-axis direction and is arranged in an approximate central region inside the mounting machine main body 21.
  • the transport conveyor 22 transports the board in the Y-axis direction.
  • the head unit 26 mounts components on the board transported by the transport conveyor 22.
  • the head unit 26 takes out components from the multiple feeders 25 attached to the component supply unit 23, and mounts the taken out components on the board.
  • the head unit 26 has multiple suction nozzles 261.
  • the suction nozzle 261 is a holder capable of suctioning and holding components.
  • the suction nozzle 261 can be connected to either a negative pressure generator, a positive pressure generator, or the atmosphere via an electric switching valve. In other words, the suction nozzle 261 can suction and hold a component by supplying negative pressure to the suction nozzle 261, and then the suction and holding of the component is released by supplying positive pressure.
  • the multiple suction nozzles 261 pick up components supplied by the multiple feeders 25, and mount the components on the board.
  • the component supply unit 23 is disposed in the end region in the X-axis direction of the mounting machine main body 21.
  • the component supply unit 23 has an upper frame 231, a lower frame 232, and a rear frame 233 for forming a plurality of supply support parts 24 that support the feeder 25 that supplies components in an insertable and removable manner.
  • the upper frame 231 is a plate-shaped frame extending in the X-axis direction and the Y-axis direction.
  • the upper frame 231 is disposed at one end of the mounting machine main body 21 in the X-axis direction so that a region portion on one end side in the X-axis direction is exposed to the outside from the mounting machine main body 21 and a region portion on the other end side in the X-axis direction is accommodated inside the mounting machine main body 21.
  • the lower frame 232 is a plate-shaped frame extending in the X-axis direction and the Y-axis direction, and is disposed facing the upper frame 231 on the lower side in the Z-axis direction.
  • the lower frame 232 has a protrusion 2321 protruding upward in the Z-axis direction in the region portion on the other end side in the X-axis direction that is accommodated inside the mounting machine main body 21.
  • the rear frame 233 is a plate-shaped frame that extends in the Y-axis and Z-axis directions, and is positioned inside the mounting machine body 21 closer to the center of the mounting machine body 21 than the other ends of the upper frame 231 and the lower frame 232 in the X-axis direction.
  • FIG. 3 shows an example in which the component supply unit 23 has multiple supply support parts 24a to 24j.
  • Each of the multiple supply support parts 24a to 24j supports a feeder 25 in the component supply unit 23 so that the feeder 25 can be inserted and removed.
  • the multiple supply support parts 24a to 24j are arranged side by side in the Y-axis direction.
  • the feeder 25 is inserted and attached to each of the supply support parts 24a to 24j, so that the multiple feeders 25 are arranged side by side in the Y-axis direction.
  • the multiple feeders 25A to 25J are arranged side by side in the Y-axis direction while being supported by each of the supply support parts 24a to 24j.
  • Feeder 25 is a component supplying tool that supplies components. As long as feeder 25 is configured to be able to supply components, there are no particular limitations on the component supplying method. As feeder 25, for example, a tape feeder that supplies components using tape as a carrier, a tray feeder that supplies components by moving a tray on which the components are placed, or a stick feeder that supplies components stored in a cylindrical stick while pushing the components out of the stick, can be used. Also, a bulk feeder to which a bulk cassette containing a bulk state consisting of a group of multiple components is detachably attached can be used as feeder 25.
  • the feeder 25 supplies components by feeding out a component storage tape PT that can store multiple components.
  • the component storage tape PT consists of a carrier tape PT1 that has multiple storage sections for storing components, and a cover tape PT2 that is joined to the carrier tape PT1 so as to cover the storage sections.
  • the feeder 25 includes a feeder body 251, a reel support section 252, a tape feeding section 254, and a recovery section 255.
  • a tape feed path 253 is formed in the feeder body 251.
  • the tape feed path 253 is a path along which the component storage tape PT is fed, and has a component removal section 2531 between the upstream end and downstream end of the feed direction of the component storage tape PT.
  • the reel support section 252 is disposed on the upstream end side of the tape feed path 253 in the feeder body 251. The reel support section 252 supports a reel around which the component storage tape PT is wound.
  • the tape feed section 254 is composed of, for example, a sprocket, and is disposed near the component removal section 2531 of the tape feed path 253.
  • the tape feed section 254 unwinds the component storage tape PT from the reel supported by the reel support section 252, and feeds the unwound component storage tape PT along the tape feed path 253.
  • the operation of the tape feed section 254 is controlled by a control circuit mounted on the control board 259.
  • the cover tape PT2 is peeled off from the carrier tape PT1 upstream of the component removal section 2531. This exposes the components on the carrier tape PT1 at the component removal section 2531.
  • the components exposed on the carrier tape PT1 can be removed by the head unit 26. In other words, the head unit 26 removes the components supplied by the feeder 25 from the component removal section 2531.
  • the cover tape PT2 that has been peeled off from the carrier tape PT1 upstream of the component removal unit 2531 is collected by the collection unit 255.
  • the collection unit 255 is composed of, for example, a pair of rollers that come into contact with each other. In this case, the collection unit 255 collects the cover tape PT2 in accordance with the rotation of the pair of rollers.
  • the cover tape PT2 collected by the collection unit 255 is stored in a collection box 2551.
  • the carrier tape PT1 is sent out from the feeder 25 via the downstream end of the tape sending path 253 by the sending operation of the tape sending section 254.
  • the carrier tape PT1 sent out from the feeder 25 is cut to a predetermined length by the tape cutter 23A arranged near the protrusion 2321 of the lower frame 232 in the component supply unit 23.
  • the feeder 25 has an upper positioning pin 256, a lower positioning pin 257, and a feeder side connector 258.
  • the upper positioning pin 256 and the lower positioning pin 257 are pins provided so as to protrude from one end of the feeder body 251 in the X-axis direction.
  • the upper positioning pin 256 and the lower positioning pin 257 are arranged at an interval from each other in the Z-axis direction at one end of the feeder body 251 in the X-axis direction, and the upper positioning pin 256 is located above the lower positioning pin 257.
  • One end of the feeder body 251 in the X-axis direction has a stepped portion recessed on the other side in the X-axis direction from the portion where the upper positioning pin 256 and the lower positioning pin 257 are provided.
  • a feeder side connector 258 is provided at the stepped portion at one end of the feeder body 251 in the X-axis direction.
  • the feeder side connector 258 is a connector that is electrically connected to the control board 259.
  • the multiple supply support parts 24a to 24j for supporting the feeder 25 so that it can be inserted and removed are formed on the upper frame 231, the lower frame 232, and the rear frame 233 of the component supply unit 23.
  • Each supply support part 24a to 24j includes an upper holding rail 241, a lower holding rail 242, an upper pin insertion hole 243, a lower pin insertion hole 244, and a unit side connector 245.
  • the upper holding rails 241 are formed in a line in the Y-axis direction so as to extend in the X-axis direction on the underside of the upper frame 231.
  • the upper holding rails 241 are rail members that guide the upper end of the feeder 25 when it moves when the feeder 25 is inserted into or removed from the supply support parts 24a to 24j.
  • the lower holding rails 242 are formed in a line in the Y-axis direction so as to extend in the X-axis direction on the upper side of the lower frame 232.
  • the lower holding rails 242 are rail members that guide the lower end of the feeder 25 when it moves when the feeder 25 is inserted into or removed from the supply support parts 24a to 24j.
  • the upper pin insertion holes 243 are holes formed in a line in the Y-axis direction at the upper end of the rear frame 233.
  • the upper pin insertion holes 243 allow the upper positioning pins 256 of the feeder 25 to pass through when the feeder 25 is inserted into the supply support parts 24a to 24j.
  • the upper positioning pins 256 are released from passing through the upper pin insertion holes 243.
  • the lower pin insertion holes 244 are holes formed in a line in the Y-axis direction at the lower end of the rear frame 233.
  • the lower pin insertion holes 244 allow the lower positioning pins 257 of the feeder 25 to pass through when the feeder 25 is inserted into the supply support parts 24a to 24j. On the other hand, when the feeder 25 is removed from the supply support parts 24a to 24j, the lower positioning pins 257 are released from passing through the lower pin insertion holes 244.
  • the feeder 25 is positioned relative to the supply support parts 24a to 24j by inserting the upper positioning pin 256 into the upper pin insertion hole 243 and the lower positioning pin 257 into the lower pin insertion hole 244.
  • the unit side connectors 245 are arranged in a line in the Y-axis direction on the protrusion 2321 of the lower frame 232, and are electrically connected to the control unit of the component mounter 2B.
  • the unit side connectors 245 are connected to the feeder side connectors 258 of the feeder 25 when the feeder 25 is inserted into the supply support parts 24a to 24j.
  • multiple feeders 25A-25J of different component types are arranged in the Y-axis direction within component supply unit 23 while being supported by each of supply supports 24a-24j.
  • multiple feeders 25A-25J are supported by each of supply supports 24a-24j within component supply unit 23 so that the arrangement is optimized based on the efficiency with which components are mounted on the board by head unit 26.
  • the arrangement of multiple feeders 25A-25J within component supply unit 23 is set so that the amount of movement of head unit 26 is as small as possible when components are mounted on the board.
  • the storage device 3 is installed in a preparation area AR2 adjacent to the production area AR1.
  • the preparation area AR2 is an area adjacent to the production area AR1 in the X-axis direction intersecting with the Y-axis direction, which is the conveying direction of the board between each component mounter 2B.
  • workers and work robots prepare feeders 25 to be supplied to each component supply unit 23 of each component mounter 2B in the multiple mounting lines 2.
  • the workers and work robots replenish the prepared feeders 25 to be supplied to the storage device 3.
  • the storage device 3 stores multiple feeders 25 of different component types in a state where they are arranged in a predetermined direction.
  • a recovery device 30 is installed at a position adjacent to the storage device 3 in the preparation area AR2.
  • the recovery device 30 is a device for storing feeders 25 to be recovered from each component mounter 2B that have run out of components or the like. 1 shows an example in which one storage device 3 and one recovery device 30 are installed in the preparation area AR2, the number of devices to be installed is not limited to this. A plurality of storage devices 3 and a plurality of recovery devices 30 may be installed in the preparation area AR2.
  • the storage device 3 will be described with reference to FIG. 4.
  • the storage device 3 includes a storage device main body 31 and a storage unit 32.
  • the storage device main body 31 is a housing having an internal space in which the storage unit 32 is arranged.
  • the storage unit 32 has a plurality of storage support parts 321a-321g arranged in the storage device main body 31.
  • the plurality of storage support parts 321a-321g are formed by rails extending in the X-axis direction and are arranged so as to be aligned in the Y-axis direction.
  • the plurality of storage support parts 321a-321g support a plurality of feeders 25 of different component types so that they can be inserted and removed. In the example of FIG.
  • the storage unit 32 stores a plurality of feeders 25A-25G to be replenished while being supported by the respective storage support parts 321a-321g.
  • the plurality of feeders 25A-25G are arranged aligned in the Y-axis direction by inserting the respective feeders 25A-25G into the respective storage support parts 321a-321g.
  • each storage support 321a-321g supports a feeder 25A-25G.
  • the feeders 25A-25G are inserted into the storage supports 321a-321g in the storage unit 32 by a worker or a work robot in the preparation area AR2. Meanwhile, the feeders 25A-25G are removed from the storage supports 321a-321g in the storage unit 32 by an exchange device 4 (described below) or a worker from the production area AR1 side.
  • the exchange device 4 is a robot capable of moving within the production area AR1 to each position facing the component supply unit 23 of each mounter 2B in the multiple mounting lines 2, the storage unit 32 of the storage device 3, and the recovery device 30.
  • the exchange device 4 performs the work of exchanging the feeder 25 between the component supply unit 23 of the mounter 2B, the storage unit 32 of the storage device 3, and the recovery device 30.
  • the work of exchanging the feeder 25 may be performed by a worker, in which case the exchange device 4 is omitted. Below, a case where the exchange device 4 performs the work of exchanging the feeder 25 will be described.
  • the replacement device 4 When the replacement device 4 has moved to a position opposite the storage device 3, it removes the feeders 25 to be supplied to each component supply unit 23 of each component mounter 2B from each storage support part 321a-321g of the storage unit 32 and takes them inside. When the replacement device 4 has moved to each position opposite the component mounters 2B, it removes the feeders 25 from the supply support parts 24 that support the feeders 25 to be collected in each component supply unit 23 and collects them inside, and also inserts the feeders 25 to be supplied into the supply support parts 24 after collection, with the supply destination being the supply destination, to supply them. When the replacement device 4 has moved to a position opposite the collection device 30, it moves the feeders 25 to be collected that have been collected inside to the collection device 30.
  • the exchange device 4 will be described with reference to FIG. 5.
  • the exchange device 4 includes an exchange device main body 41, an operation unit 42, and an exchange unit 43.
  • the exchange device main body 41 is a housing having an internal space in which the operation unit 42 and the exchange unit 43 are arranged.
  • the replacement unit 43 is a unit that supports multiple feeders 25 to be collected from each component supply unit 23 of each component mounter 2B and multiple feeders 25 to be replenished to each component supply unit 23.
  • the replacement unit 43 is a unit that supports multiple feeders 25 to be exchanged between each component supply unit 23.
  • the replacement unit 43 has a plate-like shape that extends in the X-axis direction and the Y-axis direction, and multiple replacement support parts 431a to 431f are provided on its upper surface.
  • the multiple replacement support parts 431a to 431f are formed by rails that extend in the X-axis direction, and are arranged on the replacement unit 43 so as to line up in the Y-axis direction.
  • the multiple replacement support parts 431a to 431f support the feeders 25 to be exchanged between the supply support parts 24a to 24j of each component supply unit 23 and the storage support parts 321a to 321g of the storage unit 32 so that they can be inserted and removed.
  • the feeders 25 are inserted into each replacement support portion 431a to 431f, so that the multiple feeders 25 are arranged in the Y-axis direction.
  • the six replacement support portions 431a to 431f are arranged in order from one end of the replacement unit 43 in the Y-axis direction to the other end.
  • the replacement unit 43 is movable within a predetermined allowable movement range 432 in the Y-axis direction, which is the arrangement direction of the multiple replacement support portions 431a to 431f, within the replacement device main body 41.
  • the operating unit 42 is a unit that performs the operation of moving the feeder 25 relative to the replacement unit 43.
  • the operating unit 42 includes an arm portion 44 and a hand portion 45.
  • the arm portion 44 is movable in the space above the replacement unit 43 in the replacement device main body 41 in the Y-axis direction, which is the arrangement direction of the multiple replacement support parts 431a to 431f.
  • the hand portion 45 is movably attached to the arm portion 44 and is a gripping body that can grip the feeder 25.
  • the hand portion 45 is movable relative to the arm portion 44 in the X-axis direction along which the multiple replacement support parts 431a to 431f extend.
  • the hand portion 45 moves in the space above the replacement unit 43 in the replacement device main body 41 in the Y-axis direction in conjunction with the movement of the arm portion 44, and also moves in the X-axis direction relative to the arm portion 44.
  • the hand unit 45 moves in the X-axis direction relative to the arm unit 44 while holding the feeder 25, thereby moving the feeder 25 so that the feeder 25 can be inserted into or removed from each of the exchange support parts 431a to 431f on the exchange unit 43.
  • the replacement unit 43 moves in the Y-axis direction within a predetermined allowable movement range 432 so that the replacement support part 431 of the supply source that supports the feeder 25 to be supplied faces the storage support part 321 that supports the feeder 25 to be supplied to the part supply unit 23.
  • the arm part 44 moves in the Y-axis direction so that the hand part 45 is positioned above the replacement support part 431 of the supply source.
  • the hand part 45 moves along the X-axis direction from the storage device 3 side to the replacement device 4 side while holding the feeder 25 to be supplied.
  • the feeder 25 to be supplied moves so as to be extracted from the storage support part 321 in the storage unit 32 and is inserted into the replacement support part 531 of the supply source on the replacement unit 43.
  • the replacement unit 43 moves in the Y-axis direction within a predetermined allowable movement range 432 so that the replacement support part 431 of the destination, which is the destination of the feeder 25 to be recovered, faces the supply support part 24 of the source that supports the feeder 25 to be recovered from each component supply unit 23 to the replacement unit 43.
  • the arm part 44 moves in the Y-axis direction so that the hand part 45 is positioned above the replacement support part 431 of the destination. Then, the hand part 45 moves along the X-axis direction from the component mounter 2B side to the replacement device 4 side while holding the feeder 25 to be recovered.
  • the feeder 25 to be recovered moves so as to be extracted from the supply support part 24 of the source in the component supply unit 23, and is inserted into the replacement support part 431 of the destination on the replacement unit 43.
  • the feeder 25 to be recovered in the component supply unit 23 is recovered on the replacement unit 43.
  • the replacement unit 43 also moves in the Y-axis direction within a predetermined allowable movement range 432 so that the replacement support part 431 of the supply source supporting the feeder 25 to be replenished faces the supply support part 24 that will be the supply destination of the feeder 25 to be replenished after the feeder 25 to be retrieved is removed in the component supply unit 23.
  • the arm part 44 moves in the Y-axis direction so that the hand part 45 is positioned above the replacement support part 431 of the supply source. Then, the hand part 45 moves along the X-axis direction from the replacement device 4 side to the component mounter 2B side while holding the feeder 25 to be replenished.
  • the feeder 25 to be replenished moves so as to be removed from the replacement support part 431 of the supply source on the replacement unit 43, and is inserted into the supply support part 24 of the supply destination in the component supply unit 23.
  • the feeder 25 to be replenished on the replacement unit 43 is replenished into the component supply unit 23 so as to be replaced with the feeder 25 to be retrieved.
  • the management system 5 is composed of one or more microcomputers equipped with a CPU (Central Processing Unit) as a processing unit that performs various types of arithmetic processing.
  • the management system 5 is connected to each of the component mounters 2B, the storage device 3, and the exchange device 4 so as to be able to communicate data with them.
  • the management system 5 is a system that manages the production of component mounting boards by each component mounter 2B in the multiple mounting lines 2.
  • the management system 5 also manages the collection of feeders 25 to be collected from each component supply unit 23 of each component mounter 2B and the supply of feeders 25 to be supplied to each component supply unit 23.
  • the management system 5 performs production processing S1, feeder monitoring processing S2, production status data acquisition processing S3, production status recognition processing S4, collection target identification processing S5, priority setting processing S6, replacement order setting processing S7, replacement instruction processing S8, feeder arrangement processing S9, and replacement processing S10.
  • the management system 5 controls the component supply operation of each of the feeders 25A-25J supported by each of the supply support parts 24a-24j of the component supply unit 23, and the component suction operation and component mounting operation of each of the suction nozzles 261 of the head unit 26, in each of the component mounters 2B of the multiple mounting lines 2. In this way, the management system 5 causes each of the component mounters 2B to produce component-mounted boards in the production process S1.
  • an alternative feeder 25 capable of supplying the same type of parts P as the feeder 25 to be retrieved from the parts supply unit 23 is attached to the parts supply unit 23.
  • the alternative feeder 25J is supported and attached to the supply support portion 24j of the parts supply unit 23.
  • the feeder 25 to be retrieved from the parts supply unit 23 is retrieved, and the feeder 25 to be replenished in response to the retrieve is replenished to the parts supply unit 23.
  • the management system 5 causes the alternative feeder 25J to supply parts P in the production process S1. This allows the supply of parts P to be continued from the alternative feeder 25J while the feeder 25 is being replaced in the parts supply unit 23.
  • a simultaneous pickup group is set indicating a group of at least two components P to be picked up simultaneously by the multiple suction nozzles 261.
  • simultaneous pickup feeders 25E, 25F, and 25G that supply components P belonging to the simultaneous pickup group are set in the multiple feeders 25A-25J supported by each supply support portion 24a-24j of the component supply unit 23.
  • the management system 5 simultaneously picks up each component P belonging to the simultaneous pickup group supplied by the simultaneous pickup feeders 25E, 25F, and 25G using the multiple suction nozzles 261. This can increase the efficiency of the component pickup operation of each suction nozzle 261 of the head unit 26, thereby improving the productivity of component mounting boards in the component mounter 2B.
  • the management system 5 monitors the multiple feeders 25A to 25J supported by the respective supply supports 24a to 24j of the component supply unit 23.
  • the management system 5 monitors whether or not there is an incapable feeder 25H among the multiple feeders 25A-25J that has output error information ER indicating that it is unable to supply components P (step S21 in FIG. 6).
  • the feeder 25 outputs error information ER if an abnormality occurs in the communication state between the component mounter 2B and the feeder 25 via the feeder side connector 258 and the unit side connector 245 of the component supply unit 23.
  • the feeder 25 also outputs error information ER if an abnormality occurs in the feeding state of the carrier tape PT1 by the tape feeding unit 254 during the component supply operation, or if an abnormality occurs in the recovery state of the cover tape PT2 peeled off from the carrier tape PT1 by the recovery unit 255.
  • the management system 5 performs a supply failure response instruction process S211.
  • the management system 5 outputs supply failure response instruction data DD1 indicating an instruction to retrieve the supply failure feeder 25H from the supply support part 24h of the component supply unit 23 and to supply a new feeder 25 to the supply support part 24h of the component supply unit 23 in response to the retrieval.
  • the management system 5 outputs the supply failure response data DD1 to the exchange device 4 or an operator.
  • the management system 5 monitors whether or not there is a maintenance target feeder 25I among the multiple feeders 25A-25J, as shown in FIG. 8 (step S22 in FIG. 6).
  • the management system 5 recognizes, among the multiple feeders 25A-25J, a feeder whose number of component supply times, number of insertions and removals into and from the component supply unit 23, power supply time, etc., exceeds a predetermined threshold, or a feeder that is due for regular maintenance, as a maintenance target feeder 25I.
  • the management system 5 performs a maintenance response instruction process S221.
  • the management system 5 outputs maintenance response instruction data DD2 indicating an instruction to retrieve the maintenance target feeder 25I from the supply support part 24i of the component supply unit 23 and to supply a new feeder 25 to the supply support part 24i of the component supply unit 23 in response to the retrieval.
  • the management system 5 outputs the maintenance response instruction data DD2 to the exchange device 4 or an operator.
  • the management system 5 acquires production status data D1 indicating the current status of production of component mounting boards by each mounter 2B according to the production process S1 from each mounter 2B.
  • the production status data D1 is data including feeder identification information FID, component identification information PID, supply support part position information SSP, productivity index value PIV, feeder specific defect rate FFR, nozzle specific defect rate NFR, mounting accuracy index value CPK, and component out-of-stock index value PNV.
  • the feeder identification information FID is information for identifying the type of each of the multiple feeders 25A-25J attached to the component supply unit 23.
  • the component identification information PID is information for identifying the type of components supplied by each of the feeders 25A-25J indicated by the feeder identification information FID.
  • the supply support part position information SSP is information that indicates the position of each of the supply supports 24a-24j that support each of the feeders 25A-25J in the component supply unit 23 of each component mounter 2B.
  • the productivity index value PIV is a value that indicates the productivity of component mounting boards in each component mounter 2B, and is, for example, the current number of boards produced by each component mounter 2B. The higher the productivity of component mounting boards in each component mounter 2B, the larger the productivity index value PIV.
  • simultaneous pickup feeders 25E, 25F, and 25G are set in multiple feeders 25A to 25J supported by each supply support part 24a to 24j of the component supply unit 23. In this case, if there is a problem with the supply state of the simultaneous pickup feeders 25E, 25F, and 25G for each component that is simultaneously picked up by the multiple suction nozzles 261, the productivity index value PIV will fall below a predetermined reference value.
  • the feeder-specific defect rate FFR indicates the defect rate of the component suction state by the multiple suction nozzles 261 for each of the multiple feeders 25A-25J supported by each of the supply support parts 24a-24j of the component supply unit 23. Specifically, the feeder-specific defect rate FFR indicates the ratio of the number of times each of the multiple feeders 25A-25J was used in a situation where the component suction state by the multiple suction nozzles 261 was poor to the total number of times it was used in a specified period.
  • the component suction state by the suction nozzle 261 is poor when there is a defect in the component suction state by the suction nozzle 261, such as a suction error or misalignment.
  • a feeder 25 with a high feeder-specific defect rate FFR can be the cause of poor component suction by the suction nozzle 261.
  • the nozzle-specific defect rate NFR indicates the defect rate of the component suction state by each of the multiple suction nozzles 261 attached to the head unit 26. Specifically, the nozzle-specific defect rate NFR indicates the ratio of the number of times each of the multiple suction nozzles 261 was used in situations where the component suction state was poor to the total number of times it was used in a specified period of time. When viewed for each of the multiple suction nozzles 261, the higher the nozzle-specific defect rate NFR, the more times it was used in situations where the component suction state was poor. Therefore, among the multiple suction nozzles 261, a suction nozzle 261 with a high nozzle-specific defect rate NFR may be a cause of a poor component suction state.
  • the mounting accuracy index value CPK indicates a value that is an index of the mounting accuracy of components on a component-mounted board produced by the component mounter 2B for each of the multiple feeders 25A-25J supported by each of the supply support parts 24a-24j of the component supply unit 23.
  • the mounting accuracy index value CPK is expressed, for example, as a process capability index CPK that quantifies the ability to mount components so that the misalignment of the mounting positions of components on the component-mounted board falls within an acceptable range.
  • a feeder 25 with a mounting accuracy index value CPK expressed as a process capability index of less than "1.00" is assumed to have been used in a situation where the misalignment of the mounting positions of components on the component-mounted board does not fall within an acceptable range.
  • Such feeders 25 can be a factor in reducing the quality of the component-mounted board.
  • the parts out-of-stock index value PNV indicates a value that serves as an index for predicting parts out-of-stock for each of the multiple feeders 25A-25J supported by each supply support portion 24a-24j of the parts supply unit 23.
  • the parts out-of-stock index value PNV is expressed, for example, as the number of remaining parts in each of the multiple feeders 25A-25J. As the parts out-of-stock index value PNV increases in the multiple feeders 25A-25J, the time until parts out-of-stock occurs increases.
  • the management system 5 performs a productivity recognition process S41, a defect rate recognition process S42, a mounting accuracy recognition process S43, and a parts shortage recognition process S44.
  • the management system 5 recognizes the productivity index value PIV, which is an index of the productivity of the component mounting board in the component mounter 2B, based on the production status data D1.
  • the productivity index value PIV correlates with the component supply state by the simultaneous pickup feeders 25E, 25F, and 25G.
  • the management system 5 judges whether the productivity index value PIV falls below the predetermined reference value (step S411 in FIG. 7).
  • the management system 5 performs a re-attachment instruction process S412. In the re-attachment instruction process S412, the management system 5 outputs re-attachment instruction data DD3 indicating an instruction to re-attach the simultaneous suction feeders 25E, 25F, and 25G to the component supply unit 23.
  • the management system 5 outputs the re-attachment instruction data DD3 to the exchange device 4 or the worker.
  • the management system 5 outputs the re-attachment instruction data DD3 to the exchange device 4 or the worker.
  • the productivity index value PIV is prevented from falling below a predetermined reference value, and the productivity of component mounting boards in the component mounter 2B is improved.
  • the management system 5 determines whether the productivity index value PIV falls below a predetermined reference value (step S413 in FIG. 7). If the productivity index value PIV is still below the predetermined reference value after the re-attachment instruction process S412, it is assumed that the supply state of components by the simultaneous suction feeders 25E, 25F, 25G has not improved even if the simultaneous suction feeders 25E, 25F, 25G are re-attached to the component supply unit 23. Therefore, if the productivity index value PIV falls below the predetermined reference value after the re-attachment instruction process S412 (YES in step S413), the management system 5 performs the simultaneous suction response instruction process S414.
  • the management system 5 recovers the simultaneous suction feeders 25E, 25F, 25G from the component supply unit 23, and outputs simultaneous suction response instruction data DD4 indicating an instruction to supply a new feeder 25 to the component supply unit 23 in response to the recovery.
  • the management system 5 outputs simultaneous pickup response instruction data DD4 to the exchange device 4 or an operator.
  • the management system 5 recognizes the feeder-specific defect rate FFR, which is indicated for each of the multiple feeders 25A-25J supported by each of the supply support parts 24a-24j of the component supply unit 23, for the defect rate of the component suction state by the multiple suction nozzles 261, based on the production status data D1. Furthermore, in the defect rate recognition process S42, the management system 5 recognizes the nozzle-specific defect rate NFR, which is indicated for each of the multiple suction nozzles 261, for the defect rate of the component suction state by the multiple suction nozzles 261, based on the production status data D1.
  • the management system 5 recognizes the mounting accuracy index value CPK, which is an index of the component mounting accuracy on the component mounting board produced by the component mounter 2B, for each of the multiple feeders 25A-25J supported by each supply support part 24a-24j of the component supply unit 23, based on the production status data D1.
  • the management system 5 recognizes the out-of-parts index value PNV, which is an index for predicting out-of-parts, for each of the multiple feeders 25A-25J supported by each supply support part 24a-24j of the part supply unit 23.
  • the management system 5 After the defective rate recognition process S42, the mounting accuracy recognition process S43, and the part shortage recognition process S44 included in the production status recognition process S4, the management system 5 performs a collection target identification process S5. In the collection target identification process S5, the management system 5 identifies a feeder 25 to be collected from the component supply unit 23 from among the multiple feeders 25A-25J supported by each of the supply support parts 24a-24j of the component supply unit 23.
  • the management system 5 extracts high defect rate feeders 25A-25D whose feeder-specific defect rate FFR exceeds a predetermined first threshold from among the multiple feeders 25A-25J. Then, the management system 5 extracts defect-causing feeders 25A-25C that are the cause of defects in the component suction state by the multiple suction nozzles 261 from among the high defect rate feeders 25A-25D, and identifies the defect-causing feeders 25A-25C as feeders 25 to be collected from the component supply unit 23. At this time, the management system 5 extracts the defect-causing feeders 25A-25C from among the high defect rate feeders 25A-25D based on the feeder-specific defect rate FFR and the nozzle-specific defect rate NFR.
  • the management system 5 can accurately extract the defect-causing feeders 25A-25C from among the high defect rate feeders 25A-25D. Specifically, the management system 5 extracts, from among the high defect rate feeders 25A-25D, feeders 25 for which the subtraction value obtained by subtracting the nozzle defect rate NFR from the feeder defect rate FFR exceeds a predetermined second threshold value, as defect factor feeders 25A-25C.
  • the management system 5 determines that, among the high defect rate feeders 25A-25D, feeder 25D for which the subtraction value obtained by subtracting the nozzle specific defect rate NFR from the feeder specific defect rate FFR is equal to or less than a predetermined second threshold value is not a factor in the poor suction state of components by the suction nozzle 261. The management system 5 then determines that the main reason why the feeder specific defect rate FFR corresponding to feeder 25D exceeds the predetermined first threshold value is due to the suction nozzle 261 used to pick up the components supplied by feeder 25D. In this case, the management system 5 may output instructions to the worker to perform maintenance such as cleaning or replacement of the suction nozzle 261 corresponding to feeder 25D.
  • the management system 5 assigns ranks to the defective feeders 25A-25C according to the mounting precision index value CPK, as shown in FIG. 10. Specifically, the management system 5 assigns the first rank A to the feeder 25A whose mounting precision index value CPK is less than a predetermined third threshold value, and assigns the second rank B to the feeders 25B and 25C whose mounting precision index value CPK is equal to or greater than the predetermined third threshold value.
  • the third threshold value is set to "1.00".
  • the management system 5 When there are multiple defective feeders 25 to which the first rank A and the second rank B are assigned, the management system 5 subdivides the first rank A and the second rank B in descending order of feeder-specific defect rate FFR.
  • the management system 5 assigns a second rank B1 to the defect factor feeder 25B with the higher feeder-specific defect rate FFR, and assigns a second rank B2 to the defect factor feeder 25C with the lower feeder-specific defect rate FFR.
  • the management system 5 assigns ranks to the defect-causing feeders 25A to 25C according to the mounting accuracy index value CPK, so that the defect-causing feeders 25A to 25C can be ranked according to the mounting accuracy of the components on the component-mounted board based on the mounting accuracy index value CPK.
  • the defect-causing feeder 25A, to which the mounting accuracy index value CPK is less than the predetermined third threshold and which has been assigned the first rank A, is assumed to have been used in a situation where the component suction state of the suction nozzle 261 is poor and the positional deviation of the component mounting position on the component-mounted board is not within the allowable range.
  • the defect-causing feeder 25A to which the first rank A has been assigned, may be a factor in the deterioration of the quality of the component-mounted board.
  • the defect-causing feeders 25B and 25C to which the mounting accuracy index value CPK is equal to or greater than the predetermined third threshold and which have been assigned the second rank B1 and the second rank B2, respectively, are assumed to have been used in a situation where the positional deviation of the component mounting position on the component-mounted board is within the allowable range.
  • the defective feeders 25B and 25C which have been assigned the second rank B1 and the second rank B2, respectively, are factors that cause the suction nozzle 261 to pick up components poorly, but are not factors that cause a decrease in the quality of the component-mounted board.
  • the management system 5 extracts out-of-part feeders 25E, 25F that are predicted to be out of parts from among the multiple feeders 25A-25J supported by each of the supply support parts 24a-24j of the part supply unit 23 based on the out-of-parts index value PNV. The management system 5 then identifies the out-of-part feeders 25E, 25F, together with the defective feeders 25A-25C, as feeders 25 to be collected from the part supply unit 23.
  • the management system 5 After the collection target identification process S5, the management system 5 performs a priority setting process S6. In the priority setting process S6, the management system 5 sets a priority for replacing the feeders 25 in the component supply unit 23 corresponding to the defective feeders 25A-25C based on the ranks assigned to the defective feeders 25A-25C.
  • the management system 5 sets the replacement priority of the feeders 25 corresponding to the defective feeders 25A to 25C to the highest first priority for the defective feeder 25A that has been assigned the first rank A, sets the replacement priority of the defective feeder 25B that has been assigned the second rank B1 to the second priority, and sets the replacement priority of the defective feeder 25C that has been assigned the second rank B2 to the third priority.
  • the management system 5 After the priority setting process S6, the management system 5 performs a replacement order setting process S7.
  • the replacement order setting process S7 the management system 5 sets the replacement order of the feeders 25 in the component supply unit 23 corresponding to the defective feeders 25A to 25C and the out-of-component feeders 25E and 25F, and creates a replacement target list LA of FIG. 11 including the replacement order.
  • the management system 5 calculates an out-of-parts replacement allowable time OPT indicating the time allowed for replacing the feeder 25 corresponding to each of the out-of-parts feeders 25E, 25F based on the out-of-parts index value PNV.
  • the management system 5 sets the replacement order of the feeders 25 corresponding to the defect cause feeders 25A-25C and the out-of-parts feeders 25E, 25F based on the replacement priority according to the rank assigned to the defect cause feeders 25A-25C and the out-of-parts replacement allowable time OPT corresponding to the out-of-parts feeders 25E, 25F.
  • the management system 5 sets the replacement order of the feeders 25 in the part supply unit 23 so that the replacement of the feeders 25 corresponding to the out-of-parts feeders 25E, 25F by the replacement device 4 is completed within the out-of-parts replacement allowable time OPT.
  • the management system 5 sets the replacement order corresponding to the defective feeder 25A given the first rank A to be first, sets the replacement order corresponding to the out-of-component feeders 25E and 25F to be second and third, respectively, and sets the replacement order corresponding to the defective feeders 25B and 25C given the second rank B1 and second rank B2 to be fourth and fifth, respectively.
  • the defective feeder 25A given the first rank A can be a cause of deterioration in the quality of the component-mounted board.
  • the replacement order corresponding to the defective feeder 25A given the first rank A is set to be first, which is higher than the replacement order corresponding to the out-of-component feeders 25E and 25F.
  • the replacement orders for the defective feeders 25B and 25C which are assigned the second rank B1 and the second rank B2, are set to fourth and fifth, lower than the replacement orders for the out-of-part feeders 25E and 25F.
  • the management system 5 may set the replacement order of the feeders 25 corresponding to the defective feeders 25A-25C and the out-of-part feeders 25E, 25F so that the movement amount of the replacement unit 43 of the replacement device 4 falls within a predetermined target range in the replacement process S10 described below.
  • the management system 5 sets the replacement order corresponding to the defective feeder 25A, which has been given the first rank A, to the highest order, the first.
  • the management system 5 sets the replacement order corresponding to the defective feeders 25B, 25C and the out-of-part feeders 25E, 25F, which have been given the second rank B1 and the second rank B2, so that the movement amount of the replacement unit 43 falls within a predetermined target range and is as small as possible, while taking into consideration that the replacement of the out-of-part feeders 25E, 25F is completed within the out-of-part replacement allowable time OPT. This can increase the replacement efficiency of the feeders 25 for the part supply unit 23 by the replacement device 4 in the replacement process S10.
  • the replacement target list LA is data that lists the defective feeders 25A-25C and out-of-parts feeders 25E, 25F as feeders 25 to be collected from the parts supply unit 23 in the order of replacement.
  • the replacement target list LA includes feeder identification information FID, part identification information PID, supply support part position information SSP, feeder-specific defect rate FFR, and mounting accuracy index value CPK corresponding to each of the defective feeders 25A-25C and the out-of-parts feeders 25E, 25F, as well as the out-of-parts replacement allowable time OPT corresponding to the out-of-parts feeders 25E, 25F.
  • the management system 5 When the replacement target list LA is created, the management system 5 performs a preparation instruction process S71 as shown in FIG. 7.
  • the preparation instruction process S71 the management system 5 outputs preparation instruction data D3 indicating an instruction to prepare the feeder 25 to be replenished, so that the feeder 25 to be replenished to the part supply unit 23 in response to the recovery of the defective feeders 25A-25C and the out-of-part feeders 25E and 25F as the feeders 25 to be recovered is stored in the storage unit 32 of the storage device 3.
  • the management system 5 outputs the preparation instruction data D3 to a worker or a work robot working in the preparation area AR2.
  • the feeder 25 to be replenished is prepared in accordance with the preparation instruction data D3, so that the feeder 25 to be replenished is stored in the storage unit 32 of the storage device 3.
  • the worker or the work robot performs the work of preparing the feeder 25 to be replenished in the preparation area AR2 based on the preparation instruction data D3, and performs the work of inserting the prepared feeder 25 to be replenished into the predetermined storage support portion 321 in the storage unit 32. This causes the feeder 25 to be replenished to be stored in the storage unit 32.
  • the management system 5 After the replacement order setting process S7, the management system 5 performs replacement instruction process S8.
  • the management system 5 outputs replacement instruction data D2 indicating an instruction to replace the feeder 25 that supplies the feeder 25 to be supplied to the component supply unit 23 in response to the recovery of the defective feeders 25A-25C and the out-of-part feeders 25E and 25F as the feeders 25 to be recovered.
  • the management system 5 outputs the replacement instruction data D2 to the replacement device 4 or an operator.
  • the management system 5 creates an exchange instruction list LB as shown in FIG. 12.
  • the exchange instruction list LB is data that associates collection target information LB1, storage source information LB2, and replenishment target information LB3, and shows them in list format in the order of exchange.
  • the collection target information LB1 is information about the feeder 25 to be collected in the component supply unit 23 of the component mounter 2B.
  • the collection target information LB1 is associated with the replacement order of the defective feeders 25A-25C and the out-of-component feeders 25E, 25F as the feeders 25 to be collected.
  • the collection target information LB1 includes feeder identification information FID, component identification information PID, and supply support part position information SSP corresponding to each of the defective feeders 25A-25C and the out-of-component feeders 25E, 25F.
  • the storage source information LB2 is information indicating the storage source where the feeder 25 to be replenished is stored.
  • the storage source information LB2 includes unit name information UN indicating the unit name of the storage unit 32 in which the feeder 25 to be replenished is stored, and storage support part position information STSP indicating the position of the storage support part 321 that supports the feeder 25 to be replenished in the storage unit 32.
  • the replenishment target information LB3 is information about the feeder 25 to be replenished.
  • the supply target information LB3 includes feeder identification information FID and part identification information PID corresponding to the feeder 25 to be supplied.
  • the management system 5 outputs replacement instruction data D2 including the replacement instruction list LB created.
  • the replacement instruction list LB included in the replacement instruction data D2 includes information on the replacement order of the feeders 25 corresponding to the defective feeders 25A to 25C and the out-of-part feeders 25E and 25F. Therefore, the management system 5 outputs replacement instruction data D2 that instructs the replacement of the feeders 25 according to the replacement order corresponding to the defective feeders 25A to 25C and the out-of-part feeders 25E and 25F. According to the replacement instruction data D2 including such a replacement instruction list LB, the feeders 25 can be replaced in the replacement order corresponding to the defective feeders 25A to 25C and the out-of-part feeders 25E and 25F. This makes it possible to replace the feeders 25 corresponding to the defective feeders 25A to 25C, and to complete the replacement of the feeders 25 corresponding to the out-of-part feeders 25E and 25F within the out-of-part replacement allowable time OPT.
  • the replacement order of the feeders 25 in the replacement instruction list LB included in the replacement instruction data D2 is set based on the replacement priority according to the ranks assigned to the defective feeders 25A to 25C, in addition to the out-of-part replacement allowable time OPT corresponding to the out-of-part feeders 25E, 25F. Therefore, the management system 5 outputs replacement instruction data D2 that instructs the replacement of the feeders 25 according to the replacement priority based on the ranks assigned to the defective feeders 25A to 25C. According to such replacement instruction data D2, the feeders 25 corresponding to the defective feeders 25A to 25C can be replaced according to the replacement priority based on the ranks of the defective feeders 25A to 25C.
  • the management system 5 controls the exchange device 4 by outputting exchange instruction data D2 to the exchange device 4, and performs the feeder placement process S9 and the exchange process S10.
  • the management system 5 controls the exchange device 4 based on the exchange instruction list LB contained in the exchange instruction data D2, thereby placing the feeder 25 to be replenished, which is stored in the storage unit 32 of the storage device 3, in the exchange unit 43 of the exchange device 4.
  • the feeder arrangement process S9 of the management system 5 will be described with reference to FIG. 13.
  • the feeders 25 to be replenished are arranged in the replacement order of the defective feeders 25A-25C and the out-of-part feeders 25E and 25F as the feeders 25 to be collected, based on the storage source information LB2 and the replenishment target information LB3 of the replacement instruction list LB.
  • the feeder 25A to be replenished corresponding to the defective feeder 25A is supported by the storage support part 321a
  • the feeder 25E to be replenished corresponding to the out-of-part feeder 25E is supported by the storage support part 321b
  • the feeder 25F to be replenished corresponding to the out-of-part feeder 25F is supported by the storage support part 321c
  • the feeder 25B to be replenished corresponding to the defective feeder 25B is supported by the storage support part 321d
  • the feeder 25C to be replenished corresponding to the defective feeder 25C is supported by the storage support part 321e.
  • the replacement support section 431a is set as the collection destination of the feeder 25 to be collected, with the component supply unit 23 as the collection source, and the replacement support sections 431b to 431f are set as the supply source of the feeder 25 to be replenished, with the component supply unit 23 as the supply destination.
  • the management system 5 controls the exchange device 4 to move the exchange device 4 so that the exchange unit 43 is positioned opposite the storage unit 32 of the storage device 3. With the exchange unit 43 positioned opposite the storage unit 32, the management system 5 moves the exchange unit 43 within the allowable movement range 432 so that the feeders 25A, 25E, 25F, 25B, and 25C to be replenished that are supported by the storage support parts 321a to 321e of the storage unit 32 are moved and positioned at the exchange support parts 431b, 431c, 431d, 431e, and 431f of the replenishment source in the exchange unit 43, and operates the operating unit 42 including the arm part 44 and the hand part 45.
  • the management system 5 performs a first positioning and movement process to move the replacement unit 43 within the allowable movement range 432 so that the replacement support parts 431b, 431c, 431d, 431e, 431f of the supply source face the storage support parts 321a-321e supporting the supply target feeders 25A, 25E, 25F, 25B, 25C.
  • the management system 5 then moves the arm part 44 so that the hand part 45 is positioned above the supply source replacement support parts 431b, 431c, 431d, 431e, 431f, and then performs a second positioning and movement process to move the hand part 45 holding the supply target feeders 25A, 25E, 25F, 25B, 25C from the storage device 3 side to the replacement device 4 side.
  • the feeders 25A, 25E, 25F, 25B, and 25C to be replenished are moved so as to be removed from the storage support parts 321a to 321e in the storage unit 32, and inserted into the replacement support parts 431b, 431c, 431d, 431e, and 431f of the replacement unit 43, which are the replenishment sources.
  • the feeder placement process S9 of the management system 5 can place the feeder 25 to be replenished that is stored in the storage unit 32 of the storage device 3 in the replacement unit 43 of the replacement device 4.
  • the replacement support section 431a is set as the recovery destination of the feeder 25 to be recovered, and the feeders 25A, 25E, 25F, 25B, and 25C to be replenished are placed on the replacement support sections 431b to 431f, and then the management system 5 performs a replacement process S10 including a recovery process S101 and a replenishment process S102.
  • the management system 5 controls the replacement device 4 based on the replacement instruction list LB included in the replacement instruction data D2 to recover the feeder 25 to be recovered that is attached to the component supply unit 23 to the replacement unit 43 of the replacement device 4, and in response to the recovery, replenishes the feeder 25 to be replenished that is placed in the replacement unit 43 to the component supply unit 23.
  • the replacement process S10 of the management system 5 will be described with reference to Figures 14 and 15.
  • the defective feeders 25A-25C and the out-of-part feeders 25E and 25F are supported by supply support parts 24a, 24b, 24c, 24e, and 24f, which are the recovery source where the feeder 25 to be recovered is placed and the supply destination where the feeder 25 to be replenished is replenished.
  • the management system 5 controls the replacement device 4 to move the replacement device 4 so that the replacement unit 43 is positioned opposite the component supply unit 23 of the component mounter 2B.
  • the management system 5 performs a recovery process S101 in which the replacement unit 43, the arm unit 44 and the hand unit 45 are moved so that the defective feeders 25A-25C and out-of-component feeders 25E and 25F supported by the recovery source supply support units 24a, 24b, 24c, 24e, and 24f in the component supply unit 23 are moved and recovered by the replacement unit 43.
  • the management system 5 performs a supply process S102 in which the replacement unit 43, the arm unit 44, and the hand unit 45 are moved so that the feeders 25A, 25E, 25F, 25B, and 25C to be supplied, supported by the replacement support units 431b to 431f of the supply source in the replacement unit 43, are moved to the supply support units 24a, 24b, 24c, 24e, and 24f of the supply destination after the defective feeders 25A to 25C and the out-of-part feeders 25E and 25F are removed in the part supply unit 23.
  • the management system 5 performs a recovery process S101 and a supply process S102 so that the feeders 25A, 25E, 25F, 25B, and 25C to be supplied are supplied to the part supply unit 23 in response to the recovery of the defective feeders 25A to 25C and the out-of-part feeders 25E and 25F according to the replacement order shown in the replacement instruction list LB.
  • the management system 5 performs a first collection movement process and a second collection movement process in the collection process S101.
  • the management system 5 moves the replacement unit 43 within the allowable movement range 432 so that the replacement support part 431a of the destination faces the supply support part 24a of the source that supports the defect factor feeder 25A that is the first in the replacement order.
  • the management system 5 moves the arm part 44 so that the hand part 45 is positioned above the replacement support part 431a of the destination.
  • the management system 5 moves the hand part 45 holding the defect factor feeder 25A from the component mounter 2B side to the replacement device 4 side.
  • the defect factor feeder 25A moves so as to be extracted from the supply support part 24a of the source in the component supply unit 23, and is collected to the replacement support part 431a of the destination on the replacement unit 43.
  • the management system 5 When the defective feeder 25A is collected by the exchange support part 431a of the collection destination, the management system 5 performs the supply process S102.
  • the management system 5 performs a first supply movement process and a second supply movement process.
  • the management system 5 moves the exchange unit 43 within the allowable movement range 432 so that the exchange support part 431b of the supply source, which supports the feeder 25A to be supplied that is the first in the replacement order, faces the supply support part 24a of the supply destination.
  • the management system 5 moves the arm part 44 so that the hand part 45 is positioned above the exchange support part 431b of the supply source.
  • the management system 5 moves the hand part 45, which is holding the feeder 25A to be supplied, from the exchange device 4 side to the component mounter 2B side.
  • the feeder 25A to be replenished is moved so as to be removed from the replacement support part 431b of the replacement unit 43, and is replenished to the supply support part 24a of the supply destination in the component supply unit 23.
  • the replacement support section 431b in the replacement unit 43 becomes empty and does not support the feeder 25.
  • the management system 5 performs the recovery process S101 of the out-of-part feeder 25E, which is second in the replacement order, with the empty replacement support section 431b as the recovery destination.
  • the out-of-part feeder 25E moves so as to be removed from the supply support section 24e of the recovery source in the part supply unit 23, and is recovered to the empty replacement support section 431b, which is the recovery destination on the replacement unit 43.
  • the management system 5 performs the supply process S102 of the feeder 25E to be replenished, which is second in the replacement order.
  • the feeder 25E to be replenished moves so as to be removed from the replacement support section 431c of the supply source on the replacement unit 43, and is replenished to the supply support section 24e of the supply destination in the part supply unit 23.
  • the management system 5 performs the collection process S101 and the replenishment process S102 for the third replacement item and onward.
  • the defective feeders 25A-25C and out-of-part feeders 25E, 25F attached to the part supply unit 23 are collected to the replacement unit 43 of the replacement device 4 by the replacement process S10, which includes the recovery process S101 and the supply process S102 of the management system 5, and the feeders 25 to be supplied that are placed in the replacement unit 43 can be supplied to the part supply unit 23 in response to the recovery.
  • the replacement process S10 which includes the recovery process S101 and the supply process S102 of the management system 5
  • the feeders 25 to be supplied that are placed in the replacement unit 43 can be supplied to the part supply unit 23 in response to the recovery.
  • a component mounting system includes a component supply unit equipped with a plurality of feeders that supply components, and a head unit having a plurality of suction nozzles that pick up the components supplied by the plurality of feeders and mount the picked-up components on a substrate, and is equipped with a component mounter that produces component-mounted substrates on which components are mounted, and a management system that manages the production of the component-mounted substrates.
  • the management system performs a production process that controls the multiple feeders and the head unit to produce the component mounting board in the component mounting machine, a defect rate recognition process that recognizes the feeder-specific defect rate that indicates the defect rate of the component suction state by the multiple suction nozzles for each of the multiple feeders based on production status data that indicates the production status of the component mounting board in the component mounting machine, a recovery target identification process that extracts a defect-causing feeder that is the cause of the defect of the component suction state by the multiple suction nozzles from among the high defect rate feeders of the multiple feeders whose feeder-specific defect rate exceeds a predetermined threshold value and identifies the defect-causing feeder as a feeder to be recovered from the component supply unit, and an exchange instruction process that outputs exchange instruction data that indicates an instruction to replace the feeder that supplies the feeder to be supplied to the component supply unit in response to the recovery of the feeder to be recovered.
  • the management system identifies a defective feeder, which is a cause of poor component suction by the multiple suction nozzles, among the multiple feeders attached to the component supply unit of the component mounter, as a feeder to be collected from the component supply unit.
  • the management system collects the defective feeder as a feeder to be collected from the component supply unit, and outputs replacement instruction data indicating an instruction to replenish the feeder to be replenished to the component supply unit in response to the collection.
  • the management system in the defect rate recognition process, recognizes the nozzle-specific defect rate indicated for each of the multiple suction nozzles with respect to the defect rate of the component suction state by the multiple suction nozzles, along with the feeder-specific defect rate, based on the production status data, and in the recovery target identification process, may extract the defect-causing feeder from the high defect rate feeders based on the feeder-specific defect rate and the nozzle-specific defect rate.
  • the management system extracts defective feeders from among the high defect rate feeders based on the defect rate by feeder and the defect rate by nozzle. This allows the management system to accurately extract defective feeders from among the high defect rate feeders.
  • the management system may perform a mounting accuracy recognition process, as a pre-processing step of the recovery target identification process, in which a mounting accuracy index value, which is an index of the mounting accuracy of components on the component mounting board, is recognized for each of the multiple feeders based on the production status data.
  • the management system assigns a rank to the defective feeder according to the mounting accuracy index value in the recovery target identification process.
  • the management system assigns a rank to the defect-causing feeder according to the mounting accuracy index value. This makes it possible to rank the defect-causing feeder according to the mounting accuracy of the components on the component mounting board based on the mounting accuracy index value.
  • the management system may perform a priority setting process, as a pre-processing step of the replacement instruction process, for setting a priority for replacing the feeder corresponding to the defective feeder based on the rank assigned to the defective feeder.
  • the management system outputs the replacement instruction data instructing the replacement of the feeder according to the priority during the replacement instruction process.
  • the management system sets a priority for replacing the defective feeder based on the rank assigned to the defective feeder, and outputs replacement instruction data instructing the replacement of the feeder according to the priority.
  • the feeder corresponding to the defective feeder can be replaced according to the replacement priority based on the rank of the defective feeder.
  • the above-mentioned component mounting system may further include an exchange device that is installed in a preparation area adjacent to the production area in which the component mounting machine is installed and has a storage unit for storing the feeder to be replenished, an exchange unit that is movable within the production area to positions facing the component supply unit and the storage unit of the component mounting machine, respectively, and supports the feeder to be exchanged between the component supply unit and the storage unit, and an operation unit that performs an operation of moving the feeder relative to the exchange unit.
  • the management system controls the exchange device by outputting the exchange instruction data to the exchange device in the exchange instruction process.
  • the management system then performs a feeder placement process in which, with the replacement device moved to a position opposite the storage unit, the operating unit is operated so that the feeder to be replenished stored in the storage unit is moved and placed in the replacement unit, and a replacement process in which, with the replacement device moved to a position opposite the part supply unit, the operating unit is operated so that the feeder to be collected attached to the part supply unit is moved and collected by the replacement unit, and the feeder to be replenished and placed in the replacement unit is moved and replenished to the part supply unit.
  • the management system controls the replacement device by outputting replacement instruction data to the replacement device, and performs feeder placement processing and replacement processing.
  • the feeder to be replenished that is stored in the storage unit can be placed in the replacement unit of the replacement device by the feeder placement processing of the management system.
  • the feeder to be retrieved that is attached to the part supply unit can be retrieved in the replacement unit of the replacement device by the replacement processing of the management system, and in response to the retrieval, the feeder to be replenished that is placed in the replacement unit can be replenished to the part supply unit.
  • the management system may perform a preparation instruction process to output preparation instruction data indicating an instruction to prepare the feeder to be replenished so that the feeder to be replenished is stored in the storage unit.
  • the feeder to be replenished is prepared according to the preparation instruction data, and the feeder to be replenished is stored in the storage unit.
  • the management system may perform a part out recognition process, which recognizes a part out index value that is an index for predicting part outage for each of the multiple feeders based on the production status data, as a pre-processing of the collection target identification process.
  • the management system extracts a part out feeder that is predicted to be out of parts from among the multiple feeders based on the part out index value in the collection target identification process, and identifies the part out feeder together with the defective feeder as the collection target feeder.
  • the management system calculates a part out replacement allowable time indicating the time allowed for replacing the feeder corresponding to the part out feeder based on the part out index value, and performs an exchange order setting process, which is a pre-processing of the exchange instruction process, for setting the exchange order of the defective feeder and the feeder corresponding to the part out feeder so that the exchange device completes the exchange of the feeder corresponding to the part out feeder within the part out replacement allowable time.
  • the management system outputs the exchange instruction data instructing the exchange device to replace the feeder according to the exchange order in the exchange instruction process.
  • the management system extracts a feeder that is predicted to be out of parts from among the multiple feeders attached to the parts supply unit based on the out-of-parts index value, and identifies the out-of-parts feeder as a feeder to be collected from the parts supply unit.
  • the management system sets the replacement order of the feeders corresponding to the defective feeder and the out-of-parts feeder so that the replacement of the feeder corresponding to the out-of-parts feeder by the replacement device is completed within the out-of-parts replacement allowable time.
  • the management system then outputs replacement instruction data that instructs the replacement of the feeders according to the set replacement order.
  • the feeders can be replaced in the replacement order corresponding to the defective feeder and the out-of-parts feeder. This makes it possible to replace the feeder corresponding to the defective feeder, and to complete the replacement of the feeder corresponding to the out-of-parts feeder within the out-of-parts replacement allowable time.
  • the replacement unit of the replacement device may have a plurality of replacement support parts arranged in a predetermined direction as support parts for supporting the feeders, and may be movable in the arrangement direction of the plurality of replacement support parts.
  • the management system moves the replacement unit and operates the operating unit when the replacement device replaces the feeders corresponding to the defective feeder and the out-of-part feeder in the replacement process. Then, in the replacement order setting process, the management system sets the replacement order so that the movement amount of the replacement unit in the replacement process falls within a predetermined target range.
  • the management system sets the replacement order of feeders corresponding to defective feeders and out-of-part feeders so that the movement amount of the replacement unit of the replacement device falls within a predetermined target range during the replacement process. This makes it possible to increase the efficiency of the replacement of feeders for part supply units by the replacement device during the replacement process.
  • the management system may cause the production process to supply components from the alternative feeder until replacement of the feeder corresponding to the feeder to be collected is completed.
  • the management system causes parts to be supplied from the alternative feeder until the feeder replacement is completed, in which the feeder to be recovered is recovered from the parts supply unit and the feeder to be replenished is replenished to the parts supply unit in response to the recovery. This allows parts to continue to be supplied from the alternative feeder while the feeder replacement is being performed in the parts supply unit.
  • the management system may perform a productivity recognition process to recognize a productivity index value that is an index of the productivity of the component mounting board in the component mounter based on the production status data.
  • the management system performs a remounting instruction process to output remounting instruction data indicating an instruction to remount the component supply unit of the simultaneous pickup feeder that supplies the components belonging to the simultaneous pickup group among the multiple feeders.
  • simultaneous pickup groups are set for each component supplied by the multiple feeders attached to the component supply unit, and in response, simultaneous pickup feeders that supply components belonging to the simultaneous pickup group are set in the multiple feeders.
  • the management system causes the multiple suction nozzles to simultaneously pick up each component belonging to the simultaneous pickup group supplied by the simultaneous pickup feeder. This makes it possible to increase the efficiency of the component pickup operation of each suction nozzle of the head unit, thereby improving the productivity of component-mounted boards in the component mounter.
  • the productivity index value which is an indicator of the productivity of component mounting boards in a component mounter
  • the management system performs a remounting instruction process that outputs remounting instruction data indicating an instruction to remount the simultaneous pickup feeder on the component supply unit.
  • the management system may perform a simultaneous pickup response instruction process to recover the simultaneous pickup feeder from the component supply unit and output simultaneous pickup response instruction data indicating an instruction to supply a new feeder to the component supply unit in response to the recovery.
  • the management system performs simultaneous pickup response instruction process.
  • the management system outputs simultaneous pickup response instruction data indicating an instruction to recover the simultaneous pickup feeder from the component supply unit and to supply a new feeder to the component supply unit in response to the recovery.
  • the management system may perform an incapable-of-supply response instruction process that recovers the incapable feeder from the component supply unit and outputs incapable-of-supply response instruction data indicating an instruction to replenish the component supply unit with a new feeder in response to the recovery.
  • the management system performs a process to respond to the unsupplyable feeder.
  • the management system outputs unsupplyable feeder response instruction data indicating an instruction to retrieve the unsupplyable feeder from the component supply unit and to replenish the component supply unit with a new feeder in response to the retrieval.
  • the management system may perform a maintenance response instruction process that recovers the maintenance target feeder from the component supply unit and outputs maintenance response instruction data indicating an instruction to supply a new feeder to the component supply unit in response to the recovery.
  • the management system when a feeder that is a maintenance target among the multiple feeders attached to the parts supply unit is present, the management system performs a maintenance response instruction process.
  • the management system recovers the feeder that is a maintenance target from the parts supply unit, and outputs maintenance response instruction data indicating an instruction to supply a new feeder to the parts supply unit 23 in response to the recovery.
  • the present invention provides a component mounting system that can improve the productivity of component mounting boards in a component mounter and also improve the quality of the component mounting boards.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Supply And Installment Of Electrical Components (AREA)

Abstract

La présente invention concerne un système de montage de pièces comprenant : une machine de montage de pièces comprenant une unité d'alimentation en pièces ayant une pluralité de dispositifs d'alimentation fixés et une unité de tête ayant une pluralité de buses d'aspiration ; et un système de gestion. Le système de gestion effectue : un processus de reconnaissance de rapport de défaut consistant à reconnaître un rapport de défaut par un dispositif d'alimentation, qui indique un rapport de défaut d'un état d'aspiration d'une pièce par la pluralité de buses d'aspiration pour chacun de la pluralité de dispositifs d'alimentation ; un processus d'identification de cible de retrait consistant à identifier un dispositif d'alimentation cible de retrait à retirer de l'unité d'alimentation en pièces parmi la pluralité de dispositifs d'alimentation ; et un processus d'instruction de remplacement consistant à délivrer en sortie des données d'instruction de remplacement indiquant une instruction de remplacement avec un dispositif d'alimentation de remplacement à l'unité d'alimentation en pièces en réponse au retrait du dispositif d'alimentation cible de retrait. Dans le processus d'identification de cible de retrait, le système de gestion extrait, parmi des dispositifs d'alimentation à taux de défaut élevé ayant un rapport de défaut par dispositif d'alimentation dépassant une valeur seuil prédéterminée, un dispositif d'alimentation provoquant un défaut qui provoque un défaut dans l'état d'aspiration de la pièce par la pluralité de buses d'aspiration et identifie le dispositif d'alimentation provoquant un défaut en tant que dispositif d'alimentation cible de retrait.
PCT/JP2022/039092 2022-10-20 2022-10-20 Système de montage de pièces WO2024084650A1 (fr)

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PCT/JP2022/039092 WO2024084650A1 (fr) 2022-10-20 2022-10-20 Système de montage de pièces

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Application Number Priority Date Filing Date Title
PCT/JP2022/039092 WO2024084650A1 (fr) 2022-10-20 2022-10-20 Système de montage de pièces

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001135980A (ja) * 1999-11-05 2001-05-18 Matsushita Electric Ind Co Ltd 部品実装装置及び方法
JP2003101290A (ja) * 2001-09-20 2003-04-04 Matsushita Electric Ind Co Ltd 部品供給方法及び部品装着機並びに部品装着システム
JP2010238689A (ja) * 2009-03-30 2010-10-21 Hitachi High-Tech Instruments Co Ltd 演算装置、部品実装装置、プログラム及び演算方法
WO2018127956A1 (fr) * 2017-01-05 2018-07-12 株式会社Ｆｕｊｉ Système de gestion de ligne de montage de composants
JP2019021008A (ja) * 2017-07-18 2019-02-07 パナソニックＩｐマネジメント株式会社 設備要素保守分析システムおよび設備要素保守分析方法
WO2020188774A1 (fr) * 2019-03-19 2020-09-24 株式会社Ｆｕｊｉ Dispositif d'estimation de cause d'erreur de montage et procédé d'estimation de cause d'erreur de montage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001135980A (ja) * 1999-11-05 2001-05-18 Matsushita Electric Ind Co Ltd 部品実装装置及び方法
JP2003101290A (ja) * 2001-09-20 2003-04-04 Matsushita Electric Ind Co Ltd 部品供給方法及び部品装着機並びに部品装着システム
JP2010238689A (ja) * 2009-03-30 2010-10-21 Hitachi High-Tech Instruments Co Ltd 演算装置、部品実装装置、プログラム及び演算方法
WO2018127956A1 (fr) * 2017-01-05 2018-07-12 株式会社Ｆｕｊｉ Système de gestion de ligne de montage de composants
JP2019021008A (ja) * 2017-07-18 2019-02-07 パナソニックＩｐマネジメント株式会社 設備要素保守分析システムおよび設備要素保守分析方法
WO2020188774A1 (fr) * 2019-03-19 2020-09-24 株式会社Ｆｕｊｉ Dispositif d'estimation de cause d'erreur de montage et procédé d'estimation de cause d'erreur de montage

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