WO2021199228A1 - Système de maintenance - Google Patents

Système de maintenance Download PDF

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Publication number
WO2021199228A1
WO2021199228A1 PCT/JP2020/014728 JP2020014728W WO2021199228A1 WO 2021199228 A1 WO2021199228 A1 WO 2021199228A1 JP 2020014728 W JP2020014728 W JP 2020014728W WO 2021199228 A1 WO2021199228 A1 WO 2021199228A1
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WO
WIPO (PCT)
Prior art keywords
maintenance
unit
nozzle
machine
suction nozzle
Prior art date
Application number
PCT/JP2020/014728
Other languages
English (en)
Japanese (ja)
Inventor
基生 田中
Original Assignee
株式会社Ｆｕｊｉ
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社Ｆｕｊｉ filed Critical 株式会社Ｆｕｊｉ
Priority to PCT/JP2020/014728 priority Critical patent/WO2021199228A1/fr
Priority to JP2022512953A priority patent/JP7296011B2/ja
Publication of WO2021199228A1 publication Critical patent/WO2021199228A1/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
    • 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

  • This specification discloses the technology related to the maintenance system.
  • the maintenance substrate described in Patent Document 1 includes at least one of a brush, a cleaning nozzle, a first sensor, a second sensor, and a blower.
  • the brush brushes the object to be maintained.
  • the cleaning nozzle is held so that it can be attached to the work head of the component mounting device and blows air onto the maintenance object.
  • the first sensor measures the positive pressure of the air blown out from the suction nozzle attached to the work head or the negative pressure of the air sucked into the suction nozzle.
  • the second sensor measures the mounting load when the component is mounted on the substrate by the suction nozzle mounted on the work head.
  • the blower blows air onto the work head.
  • this specification discloses a maintenance system capable of maintaining the equipment provided in the parts mounting machine by a method different from the prior art.
  • This specification discloses a maintenance system including at least one maintenance unit, a transfer device, and a maintenance control unit.
  • the maintenance unit maintains equipment provided in a component mounting machine that mounts components on a board.
  • the transport device is provided outside the component mounting machine, and is moved to a target work machine which is at least one of the component mounting machines provided with the equipment that requires maintenance while the maintenance unit is mounted, and the maintenance unit is moved to the target working machine. Is opposed to the target working machine.
  • the maintenance control unit causes the maintenance unit to perform maintenance on the equipment when the maintenance unit faces the target work machine.
  • the above maintenance system it is provided with at least one maintenance unit, a transfer device, and a maintenance control unit.
  • the transport device provided outside the component mounting machine can move to the target work machine with the maintenance unit mounted, and the maintenance unit can face the target work machine.
  • the maintenance control unit can make the maintenance unit perform maintenance of the equipment when the maintenance unit faces the target work machine. Therefore, the maintenance system is less affected by the production of the board product than the case where the board transport device transports the maintenance board.
  • the substrate production line 1 of the present embodiment includes at least one (four in the figure) component mounting machine 10, a replacement system 30, an article moving device 40, and a maintenance system 50.
  • the storage device BS0, the line control device LC0, and the standby unit WS0 are provided.
  • the maintenance system 50 includes at least one maintenance unit 60 (two in the figure), a transfer device 70, and a maintenance control unit 80.
  • the four component mounting machines 10 are installed side by side along the transport direction of the substrate 90 shown in FIG.
  • the component mounting machine 10 is included in the board-to-board work machine WM0 that performs a predetermined work on the board 90.
  • the board-to-board work by the component mounting machine 10 includes loading and unloading work of the board 90, collecting work of parts, mounting work, and the like.
  • a cassette type feeder 20 is detachably provided on the component mounting machine 10.
  • a storage device BS0 used for storing the feeder 20 is provided on the substrate carry-in side of the substrate production line 1 (on the left side of the paper in FIG. 1).
  • the article moving device 40 supplies the article provided on the substrate 90 to the component mounting machine 10.
  • the article moving device 40 of the present embodiment can perform replenishment work, replacement work, and collection work of the feeder 20 by using the exchange system 30 and the storage device BS0.
  • a standby unit WS0 on which the transfer device 70 can stand by is provided on the substrate unloading side of the substrate production line 1 (on the right side of the paper in FIG. 1).
  • the transport device 70 on which the maintenance unit 60 is mounted moves from the standby unit WS0 to the predetermined component mounting machine 10. Then, the maintenance unit 60 can perform maintenance of the device MC0 provided in the component mounting machine 10.
  • the configuration of the substrate production line 1 can be appropriately changed depending on, for example, the type of substrate product to be produced. Specifically, for example, a solder printing machine, a solder inspection machine, a reflow furnace, a visual inspection machine, and other anti-board work machines WM0 may be appropriately installed in the board production line 1.
  • Each device constituting the board production line 1 is configured to be able to input / output various data to / from the line control device LC0 via a network.
  • the storage device BS0 includes a plurality of slots.
  • the storage device BS0 stocks feeders 20 equipped in a plurality of slots.
  • the feeder 20 installed in the slot of the storage device BS0 is in a state of being able to communicate with the line control device LC0.
  • the slot of the storage device BS0 and the identification information of the feeder 20 installed in the slot are associated with each other and recorded in the line control device LC0.
  • the line control device LC0 monitors the operating status of the board production line 1 and collectively controls the board work machine WM0 such as the component mounting machine 10, the replacement system 30, the article moving device 40, the maintenance system 50, and the like.
  • the line control device LC0 stores various data for controlling the board work machine WM0, the exchange system 30, the article moving device 40, the maintenance system 50, and the like.
  • the line control device LC0 sends out various data such as a control program when, for example, the component mounting machine 10 executes a component mounting process.
  • each of the four component mounting machines 10 includes a substrate transfer device 11, a component supply device 12, and a head drive device 13.
  • the horizontal width direction of the component mounting machine 10 is the X direction
  • the horizontal depth direction of the component mounting machine 10 is the Y direction
  • the vertical direction perpendicular to the X direction and the Y direction is the Z direction.
  • the board transfer device 11 is composed of, for example, a belt conveyor and a positioning device.
  • the substrate transfer device 11 sequentially conveys the substrate 90 in the transfer direction (X direction), and positions the substrate 90 at a predetermined position in the machine.
  • the board transfer device 11 carries the board 90 out of the component mounting machine 10 after the mounting process by the component mounting machine 10 is completed.
  • the component supply device 12 supplies components to be mounted on the substrate 90.
  • the component supply device 12 includes a first slot 121 and a second slot 122 that can be equipped with a plurality of feeders 20.
  • the first slot 121 is arranged in the upper part on the front side (left side of the paper surface in FIG. 2) of the component mounting machine 10, and holds the equipped feeder 20 in a driveable manner.
  • the feeder 20 mounted in the first slot 121 is drive-controlled in the mounting process by the component mounting machine 10, and the components are supplied by the take-out section provided at the specified position on the upper portion of the feeder 20.
  • the second slot 122 is arranged below the first slot 121 and stocks the equipped feeder 20. That is, the second slot 122 preliminarily holds the feeder 20 used for production, or temporarily holds the used feeder 20 used for production. The replacement work of the feeder 20 between the first slot 121 and the second slot 122 is performed by the article moving device 40.
  • the feeder 20 when the feeder 20 is installed in the first slot 121 or the second slot 122 of the component supply device 12, electric power is supplied from the component mounting machine 10 via the connector. Then, the feeder 20 is in a state of being able to communicate with the component mounting machine 10.
  • the feeder 20 installed in the first slot 121 controls the feeding operation of the carrier tape accommodating the parts based on a control command or the like by the parts mounting machine 10. As a result, the feeder 20 can sequentially supply the parts at the take-out portion provided on the upper portion of the feeder 20.
  • the head drive device 13 moves the moving table 131 in the horizontal direction (X direction and Y direction) by a linear motion mechanism.
  • the mounting head 14 is replaceably (detachably) fixed to the moving table 131 by a clamp member.
  • the mounting head 14 is moved in the horizontal direction integrally with the moving table 131 by the linear motion mechanism of the head driving device 13.
  • the mounting head 14 collects the parts supplied by the parts supply device 12 by the holding member.
  • the holding member for example, a suction nozzle 15 that sucks the component by the supplied negative pressure, a chuck that grips the component, or the like can be used.
  • the mounting head 14 holds the holding member so as to be movable in the Z direction and rotatably around the Q axis parallel to the Z direction.
  • the component mounting machine 10 corrects the position and rotation angle of the holding member during the mounting process according to the posture of the component collected by the holding member. Then, the mounting head 14 mounts the parts at the mounting position and the mounting angle corrected as necessary.
  • the component mounting machine 10 executes a mounting process for mounting a plurality of components on the substrate 90 by repeating the above pick-and-place cycle.
  • the holding member provided on the mounting head 14 can be appropriately changed according to the type of parts in the mounting process, for example.
  • the component mounting machine 10 mounts the suction nozzle 15 housed in the nozzle station 16 on the mounting head 14, for example, when the suction nozzle 15 required for the mounting process to be executed is not mounted on the mounting head 14.
  • the nozzle station 16 is detachably mounted at a predetermined position in the component mounting machine 10.
  • the exchange system 30 includes a first rail 31 and a second rail 32.
  • the first rail 31 and the second rail 32 form a travel path 30R of the article moving device 40.
  • the first rail 31 is provided along the board production line 1 in which the four component mounting machines 10 are installed side by side, and is located between the first slot 121 and the second slot 122 in the vertical direction (Z direction). It is provided in.
  • the second rail 32 is provided along the substrate production line 1 and is provided below the second slot 122 in the vertical direction (Z direction). As shown in FIG. 1, the first rail 31 and the second rail 32 extend over substantially the entire transport direction (X direction) of the substrate 90 in the substrate production line 1.
  • the article moving device 40 can travel on the travel path 30R formed by the first rail 31 and the second rail 32.
  • the article moving device 40 receives power from the power transmission unit by non-contact power supply, for example, via a first power reception unit provided opposite to the power transmission unit provided on the first rail 31.
  • the electric power received by the first power receiving unit is used for traveling and predetermined work of the article moving device 40.
  • the article moving device 40 detects a position (current position) on the traveling path 30R by, for example, a first position detecting device.
  • the first position detection device can detect the position of the article moving device 40 by, for example, an optical detection method, a detection method using electromagnetic induction, or the like.
  • the above-mentioned predetermined work includes at least one of a replenishment work, a replacement work, and a collection work of the feeder 20 for supplying the parts to be mounted on the substrate 90.
  • the article moving device 40 conveys the feeder 20 from the storage device BS0 to the first slot 121 or the second slot 122 of the component mounting machine 10 to replenish the feeder 20. Further, the article moving device 40 replaces the feeder 20 between the first slot 121 and the second slot 122 of the component mounting machine 10. Further, the article moving device 40 transports the unnecessary feeder 20 from the component mounting machine 10 to the storage device BS0 to collect the feeder 20.
  • the maintenance system 50 includes at least one maintenance unit 60 (two in the figure), a transfer device 70, and a maintenance control unit 80.
  • the maintenance unit 60 maintains the device MC0 provided in the component mounting machine 10 for mounting the components on the board 90.
  • the device MC0 is not limited as long as it is provided in the component mounting machine 10.
  • the mounting head 14, the suction nozzle 15, and the like described above are included in the device MC0.
  • the content of maintenance is not limited. For example, inspection and cleaning of equipment MC0 are included in maintenance.
  • the transport device 70 is provided outside the component mounting machine 10.
  • the transport device 70 moves to the target work machine TG0, which is at least one component mounting machine 10 equipped with the equipment MC0 that requires maintenance with the maintenance unit 60 mounted, and causes the maintenance unit 60 to face the target work machine TG0. ..
  • the transfer device 70 may take various forms as long as it can move to the target work machine TG0 with the maintenance unit 60 mounted and the maintenance unit 60 can face the target work machine TG0.
  • the transport device 70 can travel on a travel path 30R provided along a substrate production line 1 in which component mounting machines 10 are installed side by side.
  • the maintenance unit 60 and the transfer device 70 can be driven by using the power supplied from the component mounting machine 10 by non-contact power supply.
  • the transport device 70 can receive power from the power transmission unit by non-contact power supply, for example, via a second power reception unit provided opposite to the power transmission unit provided on the first rail 31. .. Electric power is supplied to the power transmission unit from the electric power supply device provided in the component mounting machine 10. As a result, the maintenance unit 60 and the transport device 70 do not need to be equipped with a battery or the like, and can be reduced in weight and size.
  • the traveling path 30R can be driven by an article moving device 40 that is driven by using the above-mentioned power supply and supplies an article provided on the substrate 90 to the component mounting machine 10.
  • the article moving device 40 can perform the replenishment work, the replacement work, and the collection work of the feeder 20.
  • the parts supplied from the feeder 20 are included in the article provided on the substrate 90.
  • the article moving device 40 supplies parts to the parts mounting machine 10 by the replenishment work of the feeder 20.
  • the transport device 70 of the present embodiment can travel on the travel path 30R on which the article moving device 40 can travel.
  • the first rail 31, the second rail 32, the power transmission unit, the power supply device, and the like can be shared by the article moving device 40 and the transport device 70. Therefore, the size of the substrate production line 1 can be reduced as compared with the case where the traveling paths are individually provided.
  • the transport device 70 is not limited to the form of traveling on the travel path 30R.
  • an automatic guided vehicle (AGV: Automated Guided Vehicle) can also be used.
  • the automatic guided vehicle does not require a driving operation by an operator and can run automatically.
  • the transport device 70 is equipped with a maintenance unit 60 and a drive source (battery or the like) for driving the transport device 70.
  • the transport device 70 can include a second position detection device that detects a position (current position) on the travel path 30R.
  • the second position detecting device the same position detecting device as the first position detecting device provided in the article moving device 40 can be used.
  • the transport device 70 can make the maintenance unit 60 face the target work machine TG0 based on the position (current position) detected by the second position detection device.
  • the target work machine TG0 can be selected by, for example, a line control device LC0, a management device that manages a plurality of board production lines 1, and the like.
  • the management device includes a storage device that stores the number of times the device MC0 has been used, the usage time, the date and time of the previous maintenance, the content of maintenance, and the like.
  • the management device can select the component mounting machine 10 including the device MC0 whose number of uses exceeds a predetermined number of times as the target work machine TG0.
  • the component mounting machine 10 including the device MC0 whose usage time exceeds a predetermined time can be selected as the target work machine TG0.
  • the management device can also select the component mounting machine 10 including the device MC0 whose elapsed time elapsed from the previous maintenance exceeds a predetermined time as the target work machine TG0.
  • the target work machine TG0 selected by the management device is notified to the line control device LC0.
  • the maintenance control unit 80 causes the maintenance unit 60 to perform maintenance on the device MC0 when the maintenance unit 60 faces the target work machine TG0.
  • the maintenance control unit 80 can be provided in various control devices. As shown in FIG. 1, the maintenance control unit 80 of this embodiment is provided in the line control device LC0.
  • the maintenance control unit 80 can also be provided in a management device or the like that manages a plurality of board production lines 1.
  • the maintenance control unit 80 can also be formed on the cloud.
  • the maintenance control unit 80 can also drive and control the transport device 70.
  • the maintenance control unit 80 of the present embodiment drives and controls the maintenance unit 60 and the transfer device 70 according to the flowchart shown in FIG. Specifically, the maintenance control unit 80 determines whether or not the maintenance start condition is satisfied (step S11).
  • the state in which the maintenance start condition is satisfied is, for example, a state in which the maintenance start timing is set and the article moving device 40 is on standby in the storage device BS0.
  • the maintenance control unit 80 can determine that the maintenance is at a predetermined timing when the target work machine TG0 exists and the production of the board product by the component mounting machine 10 is not stagnant due to the implementation of the maintenance.
  • idling (waiting time for board work) may occur in the target work machine TG0.
  • idling waiting time for board work
  • the setup change of the target work machine TG0 can be said for the setup change of the target work machine TG0.
  • the maintenance control unit 80 can cause the maintenance unit 60 to perform maintenance on the device MC0 when the target work machine TG0 is idling during the production of the board product or when the target work machine TG0 is set up.
  • the maintenance system 50 can carry out necessary maintenance while suppressing the stagnation of production of the substrate product.
  • the line control device LC0 monitors the operating status of the board production line 1.
  • the maintenance control unit 80 can know the idling of the target work machine TG0 based on the operating state of the component mounting machine 10. Further, the line control device LC0 can know the production plan of the substrate product from the management device that manages the production plan of the substrate product.
  • the maintenance control unit 80 can know the setup change of the target work machine TG0 based on the production plan of the substrate product.
  • the transport device 70 of the present embodiment travels on the travel path 30R on which the article moving device 40 can travel. Therefore, the maintenance control unit 80 confirms that the article moving device 40 is waiting in the storage device BS0 before starting the movement of the transport device 70.
  • the maintenance control unit 80 determines that the maintenance start condition is satisfied (Yes in step S11)
  • the maintenance control unit 80 moves the transfer device 70 to the target work machine TG0 (step S12).
  • the maintenance control unit 80 determines whether or not the maintenance unit 60 faces the target work machine TG0 (step S13).
  • the transport device 70 can make the maintenance unit 60 face the target work machine TG0 based on the position (current position) detected by the second position detection device.
  • a communication unit is provided at the end of the traveling path 30R on the standby unit WS0 side.
  • the communication unit enables communication between the maintenance unit 60, the transfer device 70, and the maintenance control unit 80 by wireless communication such as optical communication.
  • the maintenance control unit 80 receives the movement completion notification from the transport device 70 by wireless communication, it can determine that the maintenance unit 60 is facing the target work machine TG0.
  • step S13 When the maintenance unit 60 faces the target work machine TG0 (Yes in step S13), the maintenance control unit 80 causes the maintenance unit 60 to perform maintenance on the device MC0 (step S14). If the maintenance unit 60 does not face the target work machine TG0 (No in step S13), the control returns to the process shown in step S12, and the maintenance unit 60 returns to the process shown in step S12 until the maintenance unit 60 faces the target work machine TG0. The process shown and the determination shown in step S13 are repeated.
  • the maintenance control unit 80 When the maintenance control unit 80 receives the maintenance completion notification from the maintenance unit 60 by wireless communication, the maintenance control unit 80 moves the transport device 70 to the standby unit WS0 (step S15). Then, the control ends once. Further, when the maintenance control unit 80 determines that the maintenance start condition is not satisfied (No in step S11), the control temporarily ends without performing the processes and determinations shown in steps S12 to S15.
  • the maintenance control unit 80 does not overlap the moving range of the article moving device 40 on the traveling path 30R with the moving range of the transport device 70 on the traveling path 30R. To confirm.
  • the maintenance unit 60 can include a first movable device 61 that is provided in the target work machine TG0 so as to be able to move forward and backward.
  • the first movable device 61 may take various forms as long as it can move forward and backward in the target working machine TG0.
  • the first movable device 61 can be configured by a linear motion mechanism such as a ball screw.
  • the maintenance control unit 80 can position the first movable device 61 at a predetermined position in the target work machine TG0, and allow the positioned first movable device 61 to perform maintenance on the device MC0.
  • the predetermined position of the present embodiment is set in the region AR1 in the vicinity of the take-out portion provided in the upper part of the feeder 20 provided in the first slot 121.
  • the area AR1 is set in the movable range of the mounting head 14.
  • the device MC0 of the present embodiment includes a mounting head 14 that holds a suction nozzle 15 that sucks parts and supplies air to the suction nozzle 15.
  • the component mounting machine 10 includes a base B0 and a work module M0 that can be pulled out on the base B0.
  • the work module M0 is provided with the substrate transfer device 11 and the head drive device 13 described above.
  • the base B0 is provided with the power supply device described above, an air source 17 for supplying air, and the like.
  • the first movable device 61 can include, for example, at least one of a head inspection device 62 and a head cleaning device 63.
  • the first movable device 61 includes a head inspection device 62 for determining the quality of the mounting head 14 for maintenance.
  • the maintenance unit 60 can determine the quality of the mounting head 14 as maintenance in the target work machine TG0.
  • the head inspection device 62 can carry out various inspections related to the mounting head 14.
  • the head inspection device 62 includes at least one of the drive load of the drive unit 14a of the mounting head 14, the flow rate of air flowing through the air flow path 14b formed inside the mounting head 14, and the air pressure. Judge the quality of one.
  • the mounting head 14 includes a head main body portion 141, a nozzle tool 142, a drive portion 14a, and an air flow path 14b.
  • the head main body 141 is clamped to the moving table 131 of the head driving device 13.
  • a plurality of suction nozzles 15 are arranged at equal intervals on the circumference, and each of the plurality of suction nozzles 15 is held so as to be movable in the Z direction and to rotate.
  • the drive unit 14a includes a tool drive device and an air supply device.
  • the tool drive device includes an electric motor, a speed reducer, a linear motion mechanism, and the like.
  • the suction nozzles 15 are sequentially indexed to predetermined positions, the indexed suction nozzles 15 are angled, and the suction nozzles 15 are positioned in the Z direction.
  • the air flow path 14b includes a negative pressure flow path that supplies a negative pressure to the suction nozzle 15 and a positive pressure flow path that supplies a positive pressure to the suction nozzle 15.
  • the air supply device includes a valve device that can switch between a negative pressure supply state in which negative pressure is supplied, a positive pressure supply state in which positive pressure is supplied, and a cutoff state in which air flow is cut off. ing.
  • the head inspection device 62 can, for example, instruct the drive unit 14a of the mounting head 14 to perform a predetermined operation, and inspect the drive load of the drive unit 14a based on the time required for the operation. Specifically, the head inspection device 62 causes the drive unit 14a to sequentially index the suction nozzles 15 to predetermined positions, determine the angle of the indexed suction nozzles 15, and perform positioning in the Z direction. ..
  • the head inspection device 62 determines that the drive load of the drive unit 14a is normal and the mounting head 14 is a good product when the time required for the operation is included in the predetermined range. On the contrary, when the time required for the operation is not included in the predetermined range, the head inspection device 62 determines that the drive load of the drive unit 14a is abnormal and the mounting head 14 is a defective product. As a result, the degree of dirtiness of the drive unit 14a is inspected.
  • the head inspection device 62 includes an inspection unit 62a in which the suction nozzle 15 can be set.
  • the inspection unit 62a is provided with a flow rate measuring device for measuring the flow rate of air and a pressure measuring device for measuring the pressure of air.
  • the head inspection device 62 holds the suction nozzle 15 for inspection on the mounting head 14, and sets the suction nozzle 15 on the inspection unit 62a.
  • the head inspection device 62 causes, for example, the valve device of the mounting head 14 to switch to a positive pressure supply state. Then, the flow rate of the air flowing through the air flow path 14b is measured by a flow rate measuring device. Further, in the above state, the head inspection device 62 switches the valve device of the mounting head 14 to a positive pressure supply state, and measures the pressure of the air flowing through the air flow path 14b with a pressure measuring device. The air is supplied from the air source 17. Further, it has been confirmed in advance that the suction nozzle 15 for inspection has a normal flow rate of air flowing through the inside.
  • the head inspection device 62 determines that the flow rate of the air flowing through the air flow path 14b is normal and the mounting head 14 is a good product when the flow rate of the air measured by the flow rate measuring device is included in the predetermined range. do. On the contrary, in the head inspection device 62, when the flow rate of the air measured by the flow rate measuring device is not included in the predetermined range, the flow rate of the air flowing through the air flow path 14b is abnormal, and the mounting head 14 is not. Judged as a good product.
  • the head inspection device 62 when the pressure of the air measured by the pressure measuring device is included in the predetermined range, the pressure of the air flowing through the air flow path 14b is normal, and the mounting head 14 is a good product. Judge that there is. On the contrary, in the head inspection device 62, when the pressure of the air measured by the pressure measuring device is not included in the predetermined range, the pressure of the air flowing through the air flow path 14b is abnormal, and the mounting head 14 is not. Judged as a non-defective product.
  • the head inspection device 62 can, for example, cause the flow rate measuring device to measure the flow rate of the air flowing through the air flow path 14b while performing the specified operation on the drive unit 14a of the mounting head 14. It is also possible to have a pressure measuring device measure the pressure of. Further, since foreign matter is less likely to remain in the positive pressure flow path as compared with the negative pressure flow path, the head inspection device 62 may inspect the negative pressure flow path and omit the inspection for the positive pressure flow path.
  • the first movable device 61 performs maintenance on at least one of the drive unit 14a of the mounting head 14 and the air flow path 14b formed inside the mounting head 14.
  • a head cleaning device 63 for cleaning can be provided.
  • the head cleaning device 63 of the present embodiment includes a collecting unit 63a that collects foreign matter discharged from the mounting head 14.
  • the head cleaning device 63 moves the mounting head 14 above the collection unit 63a, and lowers the suction nozzle 15 so that the suction nozzle 15 enters the collection unit 63a.
  • the head cleaning device 63 for example, switches the valve device of the mounting head 14 to a positive pressure supply state, and circulates the air supplied from the air source 17 to the air flow path 14b.
  • the collection unit 63a is provided with, for example, a filter, and the discharged foreign matter is collected by the filter of the collection unit 63a.
  • the head cleaning device 63 can instruct the drive unit 14a of the mounting head 14, for example, to perform a predetermined operation.
  • the specified operation may be the same operation as at the time of inspection, or may be an operation different from that at the time of inspection.
  • the foreign matter remaining in the drive unit 14a is discharged, and the discharged foreign matter is similarly collected by the collection unit 63a.
  • the head inspection device 62 can redetermine the quality of the mounting head 14 cleaned by the head cleaning device 63. It is preferable that the inspection after cleaning the mounting head 14 has the same contents and the same conditions as the inspection before cleaning the mounting head 14. As a result, the head inspection device 62 can easily confirm the cleaning effect of the mounting head 14 by the head cleaning device 63.
  • the maintenance unit 60 can include a second movable device 64 that is provided in the target work machine TG0 so as to be able to move forward and backward.
  • the second movable device 64 may take various forms as long as it can move forward and backward in the target work machine TG0.
  • the second movable device 64 can use the same linear motion mechanism as the first movable device 61.
  • the maintenance control unit 80 can move the second movable device 64 into and out of the target work machine TG0, carry out the device MC0 using the second movable device 64, and have the maintenance unit 60 perform maintenance on the device MC0.
  • the device MC0 of the present embodiment includes a suction nozzle 15 for sucking parts.
  • the target working machine TG0 includes a nozzle station 16 for accommodating the suction nozzle 15 and a mounting head 14 for holding the suction nozzle 15.
  • the second movable device 64 includes a nozzle pallet 65 capable of accommodating the suction nozzle 15.
  • the maintenance control unit 80 positions the nozzle pallet 65 at a predetermined position in the target work machine TG0, holds the suction nozzle 15 housed in the nozzle station 16 on the mounting head 14, and holds the suction nozzle held by the mounting head 14. 15 is transferred to the positioned nozzle pallet 65.
  • the predetermined position of the present embodiment is set in the area AR2 in the vicinity of the take-out portion provided in the upper part of the feeder 20 provided in the first slot 121.
  • the area AR2 is set in the movable range of the mounting head 14.
  • the maintenance control unit 80 retracts the second movable device 64 including the nozzle pallet 65 and moves the nozzle pallet 65 to the maintenance unit 60. Carry it on board.
  • the maintenance unit 60 may include, for example, at least one of a nozzle inspection device 66 and a nozzle cleaning device 67.
  • the maintenance unit 60 is provided with a nozzle inspection device 66 for determining the quality of the suction nozzle 15 for maintenance.
  • the maintenance unit 60 can determine the quality of the suction nozzle 15 as maintenance outside the target work machine TG0.
  • the nozzle inspection device 66 can carry out various inspections related to the suction nozzle 15. For example, the nozzle inspection device 66 determines the quality of at least one of the appearance of the suction nozzle 15, the flow rate of air flowing through the suction nozzle 15, and the sliding resistance of the expansion / contraction portion 15a.
  • the suction nozzle 15 includes a nozzle body portion 151, a flange portion 152, a nozzle shaft portion 153, and an identification portion 154.
  • the nozzle body 151 is formed in a cylindrical shape and is held by the mounting head 14.
  • the flange portion 152 is formed in a disk shape on one end side (lower side of the paper surface in FIG. 9) of the nozzle body portion 151 in the axial direction.
  • the nozzle shaft portion 153 is formed in a tubular shape and extends from the nozzle body portion 151 along the axial direction.
  • An air flow path in the suction nozzle 15 is formed inside the nozzle body portion 151 and the nozzle shaft portion 153.
  • the nozzle shaft portion 153 holds a component at the tip portion by a negative pressure supplied via the nozzle body portion 151.
  • the nozzle shaft portion 153 is configured to be able to expand and contract in the axial direction with respect to the nozzle main body portion 151. Specifically, the nozzle shaft portion 153 is urged by an elastic member in a direction of advancing from the nozzle body portion 151.
  • the expansion / contraction portion 15a including the nozzle body portion 151 and the nozzle shaft portion 153 has the nozzle shaft portion 153 with respect to the nozzle body portion 151 when a load is applied to the nozzle body portion 151 at the tip portion of the nozzle shaft portion 153. It slides and contracts against the elastic force of the above elastic member.
  • an identification portion 154 is attached to the upper surface of the flange portion 152.
  • the identification unit 154 can use, for example, a one-dimensional code or a two-dimensional code, and the identification unit 154 includes identification information of the suction nozzle 15.
  • the nozzle inspection device 66 can, for example, image the suction nozzle 15 transferred to the nozzle pallet 65 with an image pickup device, and determine the quality of the appearance of the suction nozzle 15 based on the image data acquired by the image pickup. As a result, the suction nozzle 15 is inspected for distortion, defects, presence of deposits, and the like.
  • the nozzle inspection device 66 can also measure the flow rate of air flowing inside the suction nozzle 15 by using, for example, a transfer device and a flow rate measuring device equivalent to the mounting head 14.
  • the nozzle inspection device 66 has a normal flow rate of air flowing inside the suction nozzle 15 when the flow rate of air measured by the flow rate measuring device is included in a predetermined range, and the suction nozzle 15 is a non-defective product. Is determined to be.
  • the nozzle inspection device 66 when the flow rate of the air measured by the flow rate measuring device is not included in the predetermined range, the flow rate of the air flowing inside the suction nozzle 15 is abnormal, and the suction nozzle 15 has the suction nozzle 15. Judge as a defective product.
  • the nozzle inspection device 66 detects the load when the nozzle shaft portion 153 of the suction nozzle 15 slides toward the nozzle body portion 151 by using, for example, the transfer device and a load measuring device such as a load cell. You can also do it. In this case, the nozzle inspection device 66 determines that the sliding resistance of the telescopic portion 15a is normal and the suction nozzle 15 is a good product when the load measured by the load measuring device is included in the predetermined range. On the contrary, the nozzle inspection device 66 determines that the sliding resistance of the telescopic portion 15a is abnormal and the suction nozzle 15 is a defective product when the load measured by the load measuring device is not included in the predetermined range. do. The increase in the sliding resistance of the stretchable portion 15a is caused by, for example, dirt on the stretchable portion 15a.
  • the nozzle inspection device 66 can also be provided in the maintenance unit 60 of the first form.
  • the first movable device 61 includes a nozzle pallet 65 and a nozzle inspection device 66.
  • the nozzle inspection device 66 uses the mounting head 14 of the target work machine TG0 and the flow rate measuring device provided on the nozzle pallet 65. , The flow rate of the air flowing through the inside of the suction nozzle 15 is measured.
  • the nozzle shaft portion 153 of the suction nozzle 15 is directed toward the nozzle body portion 151 by using the mounting head 14 of the target work machine TG0 and a load measuring device such as a load cell provided on the nozzle pallet 65. It is also possible to detect the load when sliding.
  • the maintenance unit 60 can be provided with a nozzle cleaning device 67 for cleaning the suction nozzle 15 as maintenance.
  • the nozzle cleaning device 67 cleans the inside (for example, the air flow path and the expansion / contraction portion 15a in the suction nozzle 15) or the outside of the suction nozzle 15.
  • the nozzle cleaning device 67 cleans and dries the suction nozzle 15 in the cleaning chamber 69.
  • the nozzle cleaning device 67 can perform the cleaning process by, for example, circulating a high-pressure cleaning fluid (for example, air, cleaning liquid, etc.) inside or outside the suction nozzle 15.
  • the nozzle cleaning device 67 can also perform a drying process of blowing air onto the suction nozzle 15 which has been subjected to the cleaning process using a cleaning liquid (for example, water, oil, etc.).
  • the maintenance unit 60 includes a unit-side connector 68 provided at the end of a pipe that supplies air to the nozzle cleaning device 67.
  • the target work machine TG0 includes an air source 17 that supplies air, and a work machine side connector 18 that is connected to the air source 17 and can be fitted with the unit side connector 68.
  • the unit side connector 68 and the work machine side connector 18 are fitted when the maintenance unit 60 faces the target work machine TG0.
  • the nozzle cleaning device 67 can clean the suction nozzle 15 by circulating the cleaning fluid in the cleaning chamber 69 using the air supplied from the air source 17. Further, the nozzle inspection device 66 can also perform inspection by generating positive pressure and negative pressure using air supplied from the air source 17. In this way, the air required for the maintenance unit 60 is supplied from the target work machine TG0. Therefore, the maintenance unit 60 does not need to be equipped with an air source separately, and the maintenance unit 60 can be made lighter and smaller.
  • the transport device 70 moves to the target work machine TG0 with the maintenance unit 60 mounted, and makes the maintenance unit 60 face the target work machine TG0. Therefore, when it is difficult to fit the unit side connector 68 and the work machine side connector 18 depending on the positional relationship between the unit side connector 68 provided in the maintenance unit 60 and the work machine side connector 18 provided in the target work machine TG0. Is assumed.
  • the unit-side connector 68 and the work equipment-side connector 18 are preferably floating connectors.
  • the floating connector can absorb the misalignment of the unit side connector 68 and the work machine side connector 18, and the unit side connector 68 and the work machine side connector 18 can be fitted in a regular position.
  • the nozzle inspection device 66 can again determine the quality of the suction nozzle 15 cleaned by the nozzle cleaning device 67.
  • the inspection after cleaning the suction nozzle 15 may be performed under the same contents and conditions as the inspection before cleaning the suction nozzle 15.
  • the nozzle inspection device 66 can easily confirm the cleaning effect of the suction nozzle 15 by the nozzle cleaning device 67.
  • the transport device 70 shown in FIG. 1 has a plurality of (two in the figure) maintenance units 60 facing one target work machine TG0.
  • the transport device 70 makes one of the plurality (two) maintenance units 60 face the maintenance unit 60 of one target work machine TG0 and moves after the maintenance unit 60 is completed, and moves the other maintenance unit 60. Can be opposed to the target work machine TG0.
  • the maintenance control unit 80 causes the maintenance unit 60 to perform maintenance on the device MC0 with one target work machine TG0. As described above, since the mounting head 14 of the target work machine TG0 is used in any of the maintenance units 60, it is difficult to perform maintenance in a plurality (two) maintenance units 60 at the same time.
  • one maintenance unit 60 out of a plurality of (two in the figure) maintenance unit 60 is made to face one target work machine TG0, and the other maintenance unit 60 Is opposed to another target work machine TG0.
  • each of the plurality of (two) maintenance units 60 can use the mounting head 14 of the respective target work machine TG0, and the plurality (two) maintenance units 60 can perform maintenance at the same time.
  • the area corresponding to the area AR1 or the area AR2 is shown in the area AR3.
  • the transport device 70 can move the maintenance unit 60 to a position (empty slot) where the maintenance unit 60 does not face the feeder 20. Then, the areas AR1 to AR3 are slid according to the movement of the transfer device 70. Further, when there are not enough empty slots, for example, the article moving device 40 can move the unnecessary feeder 20 from the first slot 121 to the second slot 122. Further, the article moving device 40 can also move the unnecessary feeder 20 to the storage device BS0.
  • the mounting head 14 is cleaned by the head cleaning device 63, and the mounting head 14 is inspected again by the head inspection device 62.
  • the same can be said for the suction nozzle 15.
  • the mounting head 14 may be inspected by the head inspection device 62 after the mounting head 14 has been cleaned by the head cleaning device 63 without performing the initial inspection.
  • the suction nozzle 15 may be inspected by the nozzle inspection device 66 after the suction nozzle 15 is cleaned by the nozzle cleaning device 67 without performing the first inspection.
  • the maintenance method includes a maintenance control process, and maintenance of the device MC0 is performed using the maintenance unit 60 and the transfer device 70.
  • the maintenance control process corresponds to the control performed by the maintenance control unit 80.
  • the maintenance system 50 at least one maintenance unit 60, a transfer device 70, and a maintenance control unit 80 are provided.
  • the transport device 70 provided outside the component mounting machine 10 can move to the target work machine TG0 with the maintenance unit 60 mounted, and the maintenance unit 60 can face the target work machine TG0.
  • the maintenance control unit 80 can cause the maintenance unit 60 to perform maintenance on the device MC0 when the maintenance unit 60 faces the target work machine TG0. Therefore, the maintenance unit 60 is less likely to be affected by the production of the substrate product as compared with the case where the substrate transport device 11 transports the maintenance board.

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

Abstract

Système de maintenance comprenant au moins une unité de maintenance, un dispositif de transport et une unité de commande de maintenance. L'unité de maintenance effectue une maintenance sur un élément d'équipement dont est pourvue une machine de montage de composant servant à monter un composant sur un substrat. Le dispositif de transport est disposé à l'extérieur de la machine de montage de composant. Dans un état où l'unité de maintenance est installée sur le dispositif de transport, cette dernière se déplace vers une machine de travail cible, qui est au moins une machine de montage de composant pourvue d'un élément d'équipement qui nécessite une maintenance, et le dispositif de transport amène l'unité de maintenance à faire face à la machine de travail cible. L'unité de commande de maintenance amène l'unité de maintenance à effectuer une maintenance sur l'élément d'équipement lorsque l'unité de maintenance fait face à de la machine de travail cible.
PCT/JP2020/014728 2020-03-31 2020-03-31 Système de maintenance WO2021199228A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2020/014728 WO2021199228A1 (fr) 2020-03-31 2020-03-31 Système de maintenance
JP2022512953A JP7296011B2 (ja) 2020-03-31 2020-03-31 メンテナンスシステム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/014728 WO2021199228A1 (fr) 2020-03-31 2020-03-31 Système de maintenance

Publications (1)

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WO2021199228A1 true WO2021199228A1 (fr) 2021-10-07

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JP (1) JP7296011B2 (fr)
WO (1) WO2021199228A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018229910A1 (fr) * 2017-06-14 2018-12-20 株式会社Ｆｕｊｉ Système d'échange automatique d'unité de nettoyage de buse
WO2019163044A1 (fr) * 2018-02-22 2019-08-29 株式会社Ｆｕｊｉ Système de montage de composants

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018229910A1 (fr) * 2017-06-14 2018-12-20 株式会社Ｆｕｊｉ Système d'échange automatique d'unité de nettoyage de buse
WO2019163044A1 (fr) * 2018-02-22 2019-08-29 株式会社Ｆｕｊｉ Système de montage de composants

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JP7296011B2 (ja) 2023-06-21
JPWO2021199228A1 (fr) 2021-10-07

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