WO2024004198A1 - Système de montage de composants - Google Patents

Système de montage de composants Download PDF

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Publication number
WO2024004198A1
WO2024004198A1 PCT/JP2022/026459 JP2022026459W WO2024004198A1 WO 2024004198 A1 WO2024004198 A1 WO 2024004198A1 JP 2022026459 W JP2022026459 W JP 2022026459W WO 2024004198 A1 WO2024004198 A1 WO 2024004198A1
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WO
WIPO (PCT)
Prior art keywords
nozzle
component mounting
information
cleaning
holder
Prior art date
Application number
PCT/JP2022/026459
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English (en)
Japanese (ja)
Inventor
紳也 矢崎
Original Assignee
ヤマハ発動機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 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/JP2022/026459 priority Critical patent/WO2024004198A1/fr
Publication of WO2024004198A1 publication Critical patent/WO2024004198A1/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
    • H05K13/08—Monitoring manufacture of assemblages

Definitions

  • the present disclosure relates to a component mounting system.
  • This component mounting system includes a component mounting device and a nozzle inspection device that inspects a nozzle used in the component mounting device.
  • the nozzle inspection device inspects the nozzles cleaned by the nozzle cleaning device.
  • the nozzle inspection device determines whether or not the nozzle is in an unusable state based on an image acquired by imaging the nozzle.
  • a nozzle determined to be unsuitable for use is removed from the nozzle holder as an NG nozzle.
  • the nozzle holder is replenished with OK nozzles that are not in an unusable state. Therefore, when the nozzle holder is transferred to the component mounting apparatus, it is possible to prevent a nozzle in an unusable state from being erroneously used in the component mounting apparatus.
  • the control device of the nozzle inspection device is further configured to output NG information indicating that the nozzle is in an unsuitable state to the component mounting device.
  • Patent Document 1 does not disclose a configuration in which a control unit of a component mounting apparatus outputs information regarding the use of a nozzle to another apparatus. Therefore, for example, a nozzle that is not used in the component mounting apparatus may be mistakenly cleaned by the nozzle cleaning apparatus.
  • the component mounting system of the present disclosure includes at least one component mounting device, a nozzle cleaning device that cleans and inspects a nozzle used in the at least one component mounting device, and the at least one component mounting device and the nozzle cleaning device. and a management device communicatively connected to the nozzle, wherein nozzle information, which is various information regarding the nozzle, is stored in the management device in association with identification information of the nozzle, and based on the nozzle information.
  • nozzle information which is various information regarding the nozzle
  • FIG. 1 is a block diagram of a component mounting system according to an embodiment.
  • FIG. 2 is a plan view of the component mounting apparatus.
  • FIG. 3 is a front view of the component mounting apparatus.
  • FIG. 4 is a perspective view of the nozzle.
  • FIG. 5 is a perspective view of the nozzle holder.
  • FIG. 6 is a cross-sectional view of the nozzle holder.
  • FIG. 7 is a flowchart showing how usage information in the component mounting apparatus is stored in the server.
  • FIG. 8 is a flowchart illustrating determination of whether or not nozzle cleaning is necessary in the nozzle cleaning device.
  • FIG. 9 is a flowchart showing storage of maintenance information in the nozzle cleaning device into the server.
  • FIG. 10 is a flowchart illustrating determination of whether or not a nozzle can be used in the component mounting apparatus.
  • FIG. 11 is a flowchart showing the use of the nozzle held in the nozzle holder of the first component mounting device in the second component mounting device.
  • the component mounting system of the present disclosure includes at least one component mounting device, a nozzle cleaning device that cleans and inspects a nozzle used in the at least one component mounting device, the at least one component mounting device and the a management device communicably connected to the nozzle cleaning device, wherein nozzle information, which is various information regarding the nozzle, is stored in the management device in association with identification information of the nozzle, and the nozzle information
  • nozzle information which is various information regarding the nozzle
  • the at least one component mounting apparatus stores usage information, which is included in the nozzle information and is information regarding the usage status of the nozzle, in the management device.
  • the operation for the nozzle can be selected based on the usage information of the nozzle.
  • the nozzle cleaning device determines whether or not the nozzle needs to be cleaned based on the usage information.
  • the usage information includes the number of times the nozzle has been used since the last cleaning, and the nozzle cleaning device does not clean the nozzle for which the number of times the nozzle has been used is less than a preset threshold. .
  • the efficiency of nozzle maintenance can be improved by not cleaning the nozzles that have been used less than the threshold value.
  • the nozzle cleaning device stores maintenance information, which is included in the nozzle information and is information regarding cleaning and inspection of the nozzle, in the management device.
  • the nozzle cleaning device since the nozzle cleaning device stores maintenance information, which is information related to nozzle cleaning and inspection, in the management device, it is possible to select an operation for the nozzle based on this maintenance information.
  • the at least one component mounting apparatus determines whether the nozzle can be used based on the nozzle information including the maintenance information.
  • the at least one component mounting device determines whether or not the nozzle can be used based on information regarding the inspection by the nozzle cleaning device, and if the nozzle is unused after cleaning. If the nozzle is not unused, it is preferable to determine whether or not the nozzle can be used based on usage information that is information regarding the usage state of the nozzle.
  • Each of the at least one component mounting apparatus includes a base and a nozzle holder that is removably attached to the base and capable of holding a plurality of the nozzles, Each component mounting apparatus performs the management by linking the identification information of the nozzle holder and the holding position of the nozzle in the nozzle holder with the nozzle information of the nozzle held in the nozzle holder at the holding position. Preferably, it is stored in the device.
  • nozzle information of a plurality of nozzles can be managed in units of nozzle holders. Therefore, it becomes easier to further improve the efficiency of production using the component mounting device and nozzle maintenance using the nozzle cleaning device.
  • the nozzle holder can be installed inside the nozzle cleaning device, and the at least one component mounting device collects usage information that is included in the nozzle information and is information regarding the usage state of the nozzle.
  • the information is stored in the management device, and the nozzle cleaning device determines whether the nozzle held in the nozzle holder needs to be cleaned based on the usage information.
  • the at least one component mounting device includes a first component mounting device and a second component mounting device different from the first component mounting device, and the second component mounting device It is preferable that the nozzle information of the nozzle held in the nozzle holder of the mounting apparatus can be acquired.
  • the nozzle held in the nozzle holder of the first component mounting device can be appropriately used in the second component mounting device.
  • the component mounting system 10 of this embodiment includes a first component mounting device 30A, a second component mounting device 30B (an example of at least one component mounting device), a nozzle cleaning device 20, and a server 11. (an example of a management device). These devices are communicably connected to each other via, for example, the Internet.
  • the first component mounting device 30A and the second component mounting device 30B are devices that mount the component P on the board B using the nozzle 50.
  • the nozzle cleaning device 20 is a device that cleans the nozzles 50 used in the first component mounting device 30A and the second component mounting device 30B, and also inspects the nozzles 50.
  • the component mounting apparatus 30 includes a base 31, a conveyor 32, a component supply section 34, a head unit 36, a drive section 38, and a nozzle exchange device 60.
  • the conveyor 32 is arranged at the center of the base 31 (the center position in the X-axis direction and the Y-axis direction in FIG. 2).
  • the conveyor 32 includes a pair of conveyor belts 33 that are driven in circulation in the left-right direction, and conveys the substrate B on the conveyor belts 33 to the right by friction with the conveyor belts 33.
  • the board B is carried into the component mounting apparatus 30 from the left side through the conveyor 32.
  • the loaded substrate B is carried by the conveyor 32 to a working position in the center of the base 31 and stopped there.
  • each component supply section 34 a large number of feeders 35 for supplying components P are installed adjacent to each other in the left and right direction.
  • the feeder 35 supplies the component P, and the mounting head 37 of the head unit 36 mounts the component P onto the substrate B. Thereafter, the board B on which the component P is mounted is conveyed to the right through the conveyor 32, and is carried out to the outside of the component mounting apparatus 30.
  • the drive unit 38 moves the head unit 36 in the X-axis direction and the Y-axis direction within a predetermined movable range.
  • a two-axis or three-axis ball screw mechanism using a motor as a drive source can be exemplified.
  • the head unit 36 is provided with a plurality of mounting heads 37.
  • Each mounting head 37 can be individually raised and lowered relative to the head unit 36 by a Z-axis motor (not shown).
  • the mounting head 37 includes a nozzle shaft that extends in the vertical direction, and a nozzle 50 (see FIG. 4) that is attached to the tip (lower end) of the nozzle shaft. Negative pressure is supplied to the mounting head 37 from an air supply device (not shown), so that a suction force is generated at the tip of the nozzle 50. This allows the nozzle 50 to suction the component P. When the nozzle 50 that has sucked the component P moves to the mounting position on the board B, positive pressure is supplied from an air supply device (not shown), so that the suction at the tip of the nozzle 50 is released. This allows the nozzle 50 to mount the component P.
  • the nozzle 50 includes a base 51, a suction portion 52 extending downward from the base 51, and a flange portion 53 whose diameter expands outward from the outer periphery of the base 51.
  • the base portion 51 is a portion attached to the tip of the nozzle shaft.
  • the base portion 51 is provided with a mounting hole 54 in which the tip of the nozzle shaft is accommodated.
  • the suction unit 52 suctions and holds the component P at the lower end.
  • a through hole 55 is provided extending from the suction portion 52 to the lower portion of the base portion 51 and penetrating in the vertical direction.
  • the through hole 55 communicates with the attachment hole 54.
  • the diameter of the through hole 55 is smaller than the diameter of the attachment hole 54.
  • an identification mark 56 on which identification information of the nozzle 50 is recorded is provided on the upper surface of the base 51.
  • nozzle information which is various information regarding the nozzle 50, is stored in the server 11 in association with identification information of the nozzle 50.
  • the identification mark 56 of the nozzle 50 may be provided, for example, on the upper surface of the flange portion 53.
  • the component mounting apparatus 30 includes a nozzle holder 61 that is detachable from the base 31.
  • the nozzle holder 61 is arranged on the base 31 within the movable range of the head unit 36.
  • the nozzle holder 61 is a tray-shaped member.
  • the nozzle holder 61 can accommodate a plurality of nozzles 50 (see FIG. 5).
  • the nozzle holder 61 is a part of the nozzle exchange device 60 provided on the base 31 of the component mounting device 30.
  • the nozzle exchange device 60 is a well-known device for removing the nozzle 50 mounted on the nozzle shaft and attaching the nozzle 50 housed in the nozzle holder 61 to the nozzle shaft.
  • the nozzle holder 61 includes a fixed part 62, a movable part 63 that is slidable in the left-right direction (X-axis direction) relative to the fixed part 62, and a movable part 63 relative to the fixed part 62.
  • a support part 64 that supports 63 is provided.
  • a plurality of holding holes 65 are formed in the fixing portion 62 and extend through the fixing portion 62 in the vertical direction.
  • the holding hole 65 is a stepped hole having a stepped surface 66 at the hole edge.
  • Four elongated holes 67 are formed in the movable part 63, passing through it in the vertical direction and extending in the sliding direction of the movable part 63.
  • the movable part 63 is arranged above the fixed part 62, and each elongated hole 67 communicates with a plurality of holding holes 65.
  • a plurality of protrusions 68 are provided at the edge of the elongated hole 67 to protrude in a direction (front-rear direction, Y-axis direction) orthogonal to the sliding direction of the movable part 63.
  • the movable part 63 is arranged in a first position (the position shown in FIG. 5 ) in which the protrusion 68 is disposed above the holding hole 65 and in a second position in which the protrusion 68 is disposed between the holding holes 65 and 65 . (not shown) so that it can slide in the left-right direction with respect to the fixed portion 62.
  • the movable portion 63 is in the second position, the protrusion 68 is disposed between the holding holes 65, and the stepped surface 66 is exposed upward. Thereby, the nozzle 50 can be accommodated within the holding hole 65.
  • the movable part 63 is in the first position, as shown in FIG. It is now sandwiched between. Thereby, the nozzle 50 is held by the nozzle holder 61.
  • the nozzle holder 61 has an identification mark 69 on the upper surface of the support portion 64, on which identification information of the nozzle holder 61 is recorded.
  • the nozzle information of the nozzle 50 held in the nozzle holder 61 is stored in the server 11 in association with the identification information of the nozzle holder 61 and the holding position at which the nozzle 50 is held in the nozzle holder 61. It is now possible to do so.
  • the component mounting apparatus 30 has a first camera 40, a second camera 41, and a third camera 42. As shown in FIG. 3, the first camera 40 is fixed to the head unit 36 with its imaging surface facing downward. The first camera 40 is configured to image a fiducial mark (not shown) on the substrate B in order to recognize the position and orientation of the substrate B. Further, the first camera 40 is configured to be able to photograph the nozzle holder 61 and the nozzle 50 housed in the nozzle holder 61 from above.
  • the second camera 41 is arranged on the base 31 with its imaging surface facing upward.
  • the second camera 41 photographs the component P held by the nozzle 50 from below.
  • the third camera 42 is attached to a support member 39 that supports the head unit 36.
  • the third camera 42 is a so-called side view camera, and photographs the part P held by the nozzle 50 from the side.
  • the adsorption state of the component P to the nozzle 50 can be detected from the images taken by the second camera 41 and the third camera 42. For example, by detecting a deviation in the suction position or a deviation in the suction angle and correcting the position and angle of the component P with respect to the board B, the mounting accuracy of the component P can be improved. Furthermore, information about the appearance of the nozzle 50, such as whether the tip of the nozzle 50 is chipped, can be obtained from the images taken by the second camera 41 and the third camera 42.
  • the component mounting apparatus 30 includes a control section 43.
  • the control unit 43 is connected to various devices such as a conveyor 32, a head unit 36, a drive unit 38, a first camera 40, a second camera 41, and a third camera 42. Further, the control unit 43 stores a mounting program for performing mounting work on the board B, a transport program for transporting the board B, and an imaging program for each camera to take an image of an object to be imaged. .
  • the control unit 43 controls the transport conveyor 32 and the head unit 36 according to the transport program and the mounting program, so that the transport conveyor 32 transports the board B to the work position at the center of the base 31, and the head unit 36 transports the component P. Perform mounting work on board B.
  • the server 11 is communicably connected to the control unit 43.
  • the control unit 43 can receive from the server 11 information about the board B to be produced, information about the parts P to be mounted on the board B, and information about the production plan.
  • "production” means mounting the component P on the board B carried onto the base 31 in the component mounting apparatus 30.
  • the nozzle cleaning device 20 includes an installation section 21, an imaging section 22, a cleaning section 23, an inspection section 24, and a control section 25.
  • the installation part 21 is a part in the nozzle cleaning device 20 where the nozzle 50 is installed.
  • a nozzle holder 61 is installed in the installation section 21.
  • the imaging unit 22 is configured to be able to photograph the nozzle holder 61 and the nozzle 50 housed in the nozzle holder 61 from above.
  • the nozzle 50 is cleaned according to a cleaning program.
  • the cleaning unit 23 can remove and clean only the necessary nozzles 50 from the plurality of nozzles 50 held in the nozzle holder 61 installed in the installation unit 21.
  • the inspection section 24 inspects whether the nozzle 50 is suitable for production according to an inspection program.
  • the suction force generated by the air supply device at the tip of the suction part 52 becomes smaller.
  • the mounting head 37 may not be able to hold the component P. Therefore, when inspecting the nozzle 50, it is checked whether the nozzle 50 is clogged. For example, the nozzle 50 is inspected for clogging by photographing with a camera from below the suction part 52 (from below in FIG. 6) and checking the size (area) of the through hole 55 in the obtained image. Further, clogging of the nozzle 50 may be inspected by measuring the flow rate of air passing through the nozzle 50, etc.
  • the appearance of the nozzle 50 may also be inspected, such as whether the tip of the nozzle 50 is chipped.
  • the control unit 25 of the nozzle cleaning device 20 is communicably connected to the server 11.
  • the control unit 25 can receive and store cleaning programs, inspection programs, etc. from the server 11.
  • the control section 25 controls the imaging section 22, the cleaning section 23, the inspection section 24, etc., and executes various programs.
  • the server 11 stores various programs used in each device of the component mounting system 10, production plan information, information regarding the board B and the component P, identification information of the nozzle 50, nozzle information, identification information of the nozzle holder 61, etc. remembered.
  • the server 11 may include a control unit 12 for controlling each device of the component mounting system 10.
  • the control unit 43 of each component mounting apparatus 30 transmits the identification information of the nozzle holder 61 and the information of the holding position where the nozzle 50 is held in the nozzle holder 61 to each nozzle 50 at a predetermined timing.
  • the information is stored in the server 11 in association with the identification information.
  • the predetermined timing includes, for example, the timing when the nozzle holder 61 is transferred from the nozzle cleaning device 20 to the component mounting device 30, the timing when production is completed, the timing instructed by the operator, and the like.
  • the control unit 43 of the component mounting apparatus 30 causes the first camera 40 to image the identification mark 69 of the nozzle holder 61 and the identification mark 56 of the nozzle 50.
  • the control unit 43 performs image processing on the captured image and obtains identification information of the nozzle holder 61, identification information of each nozzle 50, and information on the holding position of each nozzle 50.
  • the control unit 43 stores the identification information of the nozzle holder 61 and the holding position information of each nozzle 50 in the server 11 in association with the identification information of each nozzle 50.
  • the information on the holding position of the nozzle 50 can be, for example, coordinates corresponding to each holding position (position of the holding hole 65) in a state where the nozzle holder 61 is held in each device.
  • the nozzle information of the nozzle 50 held at the holding position can be obtained from the identification information of the nozzle holder 61 and the holding position of the nozzle 50.
  • the component mounting apparatus 30 and the nozzle cleaning apparatus 20 image the identification mark 69 of the nozzle holder 61 to obtain identification information of the nozzle holder 61, thereby identifying the plurality of nozzles 50 held by the nozzle holder 61.
  • Nozzle information and the holding position at which each nozzle 50 is held can be acquired. Therefore, according to the above configuration, the nozzle information of each nozzle 50 can be acquired in a shorter time than when the identification information of each nozzle 50 is acquired by imaging the identification marks 56 of a plurality of nozzles 50. .
  • the component mounting apparatus 30 stores usage information, which is information regarding the usage status of the nozzle 50, in the server 11. Usage information is included in nozzle information.
  • usage information is information regarding the usage status of the nozzle 50.
  • the control unit 43 of the component mounting apparatus 30 determines whether or not the nozzle 50 can be used based on the production plan, nozzle information, etc. (details will be described later).
  • the control unit 43 controls the nozzle exchange device 60 to attach a nozzle 50 suitable for production to the nozzle shaft. Note that if the nozzle 50 attached to the nozzle shaft during the previous production is used as is, the nozzle 50 is not replaced.
  • the control unit 43 stores identification information of the nozzle 50 attached to each mounting head 37 and used for production (S10).
  • Production is started by the component mounting apparatus 30 (S11).
  • the control unit 43 stores usage information of each nozzle 50 (S12). Specifically, the control unit 43 stores the number of times each nozzle 50 is used during production. The number of times of use is counted as the process from when the component P is sucked by the nozzle 50 to when the sucked component P is mounted on the board B. The number of times of use is cumulatively counted starting from the last time the nozzle 50 was cleaned. The number of times of use is reset to 0 when information that cleaning of the nozzle 50 is completed is stored in the server 11. The reset of the number of uses is executed by the control unit 12 of the server 11, for example. Further, the control unit 43 stores suction error information, which is information regarding suction errors of each nozzle 50. The suction error information is, for example, the number of times a suction error has occurred.
  • the control unit 43 may acquire and store information regarding the appearance of the nozzle 50 (appearance information) by performing image processing on these captured images.
  • the appearance information of the nozzle 50 includes information such as whether the tip of the nozzle 50 is chipped or whether foreign matter is attached to the outer surface of the nozzle 50 or the inner wall of the through hole 55.
  • the usage information of the nozzle 50 includes at least one of the number of times the nozzle 50 is used, suction error information, and appearance information described above.
  • the usage information of the nozzle 50 of this embodiment includes the number of times the nozzle 50 is used, suction error information, and appearance information.
  • the control unit 43 stores the usage information of each nozzle 50 in association with the identification information of the nozzle 50 in the server 11 at a predetermined timing (S13).
  • the predetermined timing includes, for example, the time when production is completed, regular timing during production, the timing when the target nozzle 50 is removed from the nozzle shaft and returned to the nozzle holder 61, the timing instructed by the operator, etc.
  • the nozzle cleaning device 20 acquires the usage information of the nozzle 50 from the server 11, and determines whether or not the nozzle 50 needs to be cleaned based on the usage information.
  • the nozzle cleaning device 20 acquires the usage information of the nozzle 50 from the server 11, and determines whether or not the nozzle 50 needs to be cleaned based on the usage information.
  • FIG. 8 a flow of determining whether or not the nozzle 50 needs to be cleaned in the nozzle cleaning device 20 will be described.
  • the nozzle holder 61 containing the nozzle 50 is carried into the nozzle cleaning device 20 by the operator and installed in the installation section 21 (S20).
  • the control unit 25 of the nozzle cleaning device 20 causes the imaging unit 22 to image the identification mark 69 of the nozzle holder 61.
  • the control unit 25 processes the captured image and obtains identification information of the nozzle holder 61 (S21).
  • the control unit 25 acquires the identification information of each nozzle 50 held at each holding position and the nozzle information of each nozzle 50 linked to the identification information of each nozzle 50 from the server 11 based on the identification information of the nozzle holder 61. (S22).
  • the control unit 25 may obtain the identification information of each nozzle 50 by causing the imaging unit 22 to image the identification mark 56 of each nozzle 50 and perform image processing on the captured image.
  • the nozzle information includes the usage information described above.
  • the control unit 25 determines for each nozzle 50 whether or not to clean the nozzle 50 based on the usage information of the nozzle 50. For example, the control unit 25 determines whether the number of times the nozzle 50 is used is greater than or equal to a preset threshold (maximum number of uses) or less than a threshold (S23).
  • the threshold value for the number of times of use here can be set, for example, with reference to past production results, at a number of times of use at which suction errors of the nozzle 50 begin to occur frequently when the number of times of use is exceeded.
  • the control unit 25 determines that the nozzle 50 needs to be cleaned, and causes the cleaning unit 23 to clean the nozzle 50 (S24).
  • the threshold value serving as the judgment criterion is stored in the server 11 and the control unit 25 of the nozzle cleaning device 20. Further, when transferring the nozzle holder 61 to the nozzle cleaning device 20, the operator may instruct the control unit 25 of the nozzle cleaning device 20 about the threshold value.
  • the control unit 25 may determine whether or not cleaning the nozzle 50 is necessary based on the suction error information. For example, the control unit 25 determines whether the nozzle 50 frequently caused suction errors during the previous production (S25). If the nozzle 50 has a number of occurrences of suction errors equal to or greater than the threshold value (S25: Yes), the control unit 25 determines that the nozzle 50 needs to be cleaned, and the nozzle 50 is cleaned (S24).
  • the control unit 25 may determine whether or not the nozzle 50 needs to be cleaned based on the appearance information of the nozzle 50. For example, the control unit 25 determines whether foreign matter is attached to the nozzle 50 from the captured image captured by the component mounting apparatus 30 (S26). If foreign matter is attached (S26: Yes), the control unit 25 determines that the nozzle 50 needs to be cleaned, and the nozzle 50 is cleaned (S26). If no foreign matter is attached to the nozzle 50 (S26: No), the control unit 25 determines that the nozzle 50 does not need to be cleaned, and the nozzle 50 is not cleaned (S27).
  • the determination of whether or not cleaning of the nozzle 50 is necessary included S23, S25, and S26, but the determination of whether or not cleaning of the nozzle 50 is required should include at least one step of determination based on usage information.
  • the determination of whether or not cleaning the nozzle 50 is necessary includes S23, but S25 and S26 are not included, and if the number of uses is less than the threshold (S23: No), the control unit 25 performs cleaning of the nozzle 50. It is also possible to have no configuration.
  • the control unit 25 may notify the operator of the identification information of the nozzle 50 that is not to be cleaned.
  • the control unit 25 causes the cleaning unit 23 to clean only the nozzles 50 that should be cleaned, according to the determination of whether or not the nozzles 50 need to be cleaned.
  • the necessity of cleaning the nozzle 50 is determined based on the usage information of the nozzle 50 in this way, and cleaning is not performed for the nozzle 50 that is determined not to require cleaning. Time and costs can be reduced.
  • the nozzle cleaning device 20 stores maintenance information, which is information related to cleaning and inspection of the nozzle 50, in the server 11. Maintenance information is included in nozzle information. The flow of storing maintenance information in the nozzle cleaning device 20 to the server 11 will be described below with reference to FIG.
  • the control unit 25 of the nozzle cleaning device 20 causes the cleaning unit 23 to clean only the nozzles 50 that should be cleaned (S31).
  • the control unit 25 stores cleaning information that is information regarding the cleaning state of each nozzle 50, and stores the cleaning information in the server 11 in association with the identification information of the nozzle 50 at a predetermined timing (S32).
  • the cleaning information is included in the maintenance information.
  • the cleaning information includes, for example, whether each nozzle 50 has been cleaned, and if the cleaning operation includes a plurality of steps, information on the executed steps.
  • Examples of the predetermined timing include the time when cleaning is completed, the time when inspection after cleaning is completed, and the timing instructed by the operator.
  • control unit 25 completes cleaning of all the nozzles 50 that should be cleaned among the plurality of nozzles 50 housed in the nozzle holder 61 according to the determination of whether or not cleaning is necessary, and then determines whether the nozzles 50 are not cleaned.
  • the inspection unit 24 is configured to inspect all the nozzles 50 including the nozzle 50 (S33). Note that the timing of testing the nozzles 50 and which nozzle 50 to test among the plurality of nozzles 50 held in the nozzle holder 61 may be different from those described above, and may be instructed by the operator.
  • the control unit 25 causes the inspection unit 24 to inspect each nozzle 50 (S33). Inspection of the nozzle 50 includes inspection of the nozzle 50 for clogging. As described above, the inspection for clogging of the nozzle 50 can be performed by processing images captured by a camera. Further, the inspection for clogging of the nozzle 50 may be performed by measuring the flow velocity of air passing through the nozzle 50.
  • the control unit 25 determines whether or not the nozzle 50 is tested based on the test results of the nozzle 50 (S34). For example, the control unit 25 determines that the inspection passes if the area of the through hole 55 in the image taken from below of the nozzle 50 is equal to or larger than a preset reference area, and determines that the inspection fails if it is less than the reference area. . Further, the control unit 25 may determine that the test passes if the flow velocity of the air passing through the nozzle 50 is equal to or higher than a preset reference flow velocity, and may determine that the test fails if the flow velocity is less than the reference flow velocity. The control unit 25 may be configured to issue a warning to the operator when there is a nozzle 50 that fails the inspection.
  • the inspection of the nozzle 50 may include an inspection of the appearance of the nozzle 50 (appearance inspection). If the nozzle 50 is determined to be missing through the visual inspection, the control unit 25 may determine that the inspection has failed.
  • the information regarding the above-mentioned inspection is considered as inspection information and is included in maintenance information.
  • the test information includes at least one of test results and test pass/fail.
  • the inspection information of this embodiment includes both the inspection result and the pass/fail status of the inspection.
  • the control unit 25 stores the inspection information of each nozzle 50 in association with the identification information of the nozzle 50 in the server 11 at a predetermined timing (S35).
  • the predetermined timing includes, for example, the timing instructed by the operator when the test is completed.
  • the test pass/fail determination (S34) of this embodiment may be omitted, and the control unit 25 may be configured to store only the test results of the nozzle 50 in the server 11.
  • the component mounting apparatus 30 acquires nozzle information including maintenance information for the nozzle 50 from the server 11, and determines whether the nozzle 50 can be used for production based on the nozzle information. The flow of determining whether or not the nozzle 50 can be used in the component mounting apparatus 30 will be described below with reference to FIG.
  • the control unit 43 of the component mounting apparatus 30 causes the first camera 40 to image the identification mark 69 of the nozzle holder 61.
  • the control unit 43 performs image processing on the captured image and obtains identification information of the nozzle holder 61.
  • the control unit 43 acquires the identification information of each nozzle 50 held at each holding position from the server 11 based on the identification information of the nozzle holder 61 (S40).
  • the control unit 43 may obtain the identification information of each nozzle 50 by causing the first camera 40 to image the identification mark 56 of each nozzle 50 and performing image processing on the captured image. Note that the identification information of the nozzle 50 attached to the nozzle shaft since the previous production is stored in the control unit 43.
  • the control unit 43 acquires nozzle information of the nozzle 50 housed in the nozzle holder 61 and the nozzle 50 attached to the mounting head 37 from the server 11 (S41). The control unit 43 determines whether or not the nozzle 50 can be used, which will be described below, regarding the type of nozzle 50 scheduled to be used in the current production.
  • the control unit 43 determines whether the nozzle 50 is unused after the previous cleaning (S42). Specifically, if the number of times the nozzle 50 has been used is 0, it is determined that the nozzle 50 has not been used after cleaning. If the nozzle 50 is unused after cleaning (S42: Yes), the control unit 43 determines whether the nozzle 50 can be used based on the inspection information performed after cleaning. For example, in the present embodiment, the inspection information includes pass/fail of the inspection, and if the nozzle 50 passes the inspection (S43: Yes), the control unit 43 determines that the nozzle 50 can be used (S44). If the nozzle 50 fails the inspection (S43: No), the control unit 43 determines that the nozzle 50 is unusable (S45).
  • control unit 43 executes the same process as the pass/fail determination process of the inspection described above. Based on this, it may be determined whether or not the nozzle 50 can be used.
  • the control unit 43 determines whether the nozzle 50 can be used based on the usage information.
  • the usage information includes the number of times the nozzle 50 is used, and the control unit 43 determines whether the number of times the nozzle 50 is used is equal to or greater than a threshold value, or is expected to exceed the threshold value in the current production. If so (S46: Yes), it is determined that the nozzle 50 is unusable (S45). If the number of times the nozzle 50 is used is less than the threshold value and is not expected to exceed the threshold value in the current production (S46: No), the control unit 43 determines that the nozzle 50 can be used (S44).
  • the control unit 43 attaches only the nozzles 50 determined to be usable in the usability determination of the nozzles 50 to the nozzle shaft, and uses them for production.
  • the control unit 43 does not use the nozzle 50 determined to be unusable for production.
  • the control unit 43 may be configured to issue a warning to the operator when the number of nozzles 50 determined to be unusable exceeds a certain number.
  • whether or not a nozzle 50 can be used for production is determined based on nozzle information including maintenance information, and nozzles 50 that are not suitable for production are not used for production. Therefore, it is possible to prevent production from being stopped due to, for example, clogging of the nozzle 50 attached to the mounting head 37 during production. Therefore, production efficiency can be improved.
  • the component mounting system 10 includes two component mounting devices 30 (first component mounting device 30A and second component mounting device 30B), and the nozzle holder 61 of each component mounting device 30 is The identification information and the holding position of the nozzle holder 61 are stored in the server 11 in association with the identification information of each nozzle 50.
  • the second component mounting apparatus 30B is capable of acquiring nozzle information of the nozzle 50 held in the nozzle holder 61 of the first component mounting apparatus 30A. Furthermore, the first component mounting apparatus 30A is capable of acquiring nozzle information of the nozzle 50 held in the nozzle holder 61 of the second component mounting apparatus 30B. According to such a configuration, for example, in the second component mounting apparatus 30B, it is possible to use the nozzle 50 accommodated in the nozzle holder 61 of the first component mounting apparatus 30A.
  • the flow of use of the nozzle 50 held in the nozzle holder 61 of the first component mounting apparatus 30A in the second component mounting apparatus 30B will be described with reference to FIG. 11.
  • the control unit 43 of the second component mounting apparatus 30B determines whether or not the nozzle 50 can be used (S50) in the same manner as in the flow described above (see FIG. 10). If the number of nozzles 50 determined to be usable is the same as or greater than the number required for the production plan (S51: No), the control unit 43 of the second component mounting apparatus 30B controls the head unit 36 to remove the nozzles. 50 is attached (S52), and production begins (S53).
  • the control unit 43 of the second component mounting apparatus 30B performs the first component mounting process from the server 11. Nozzle information of the nozzle 50 held in the nozzle holder 61 of the device 30A is acquired (S54).
  • the control unit 43 of the second component mounting device 30B determines the model and number of nozzles 50 held in the nozzle holder 61 of the first component mounting device 30A for each model, and the production capacity of the second component mounting device 30B.
  • the model of nozzle 50 and the number of each model are compared to determine whether the required number of missing nozzles 50 is held in the nozzle holder 61 of the first component mounting apparatus 30A (S55).
  • the control unit 43 of the second component mounting apparatus 30B removes the nozzles from the first component mounting apparatus 30A. If the holder 61 is removed, it is determined whether the production of the first component mounting apparatus 30A will be hindered (that is, whether production is possible) based on the production plan, etc. (S56).
  • the control unit 43 of the second component mounting device 30B is held in the nozzle holder 61 of the first component mounting device 30A based on the maintenance information. It is determined whether the target nozzle 50 can be used for producing the second component mounting apparatus 30A (S57). Specifically, S57 is after S42 of the usability determination shown in FIG. Based on the determination result in S57, the control unit 43 of the second component mounting apparatus 30B determines that the nozzle 50 that is determined to be usable for production in the second component mounting apparatus 30B is required in the nozzle holder 61 of the first component mounting apparatus 30A. It is determined whether a number of items are stocked (S58).
  • the control unit 43 of the second component mounting apparatus 30B controls the nozzle holder 61 of the first component mounting apparatus 30A to A message instructing the operator to move the nozzle holder 61 of the first component mounting apparatus 30A to the second component mounting apparatus 30B is sent to the operator, and the operator moves the nozzle holder 61 of the first component mounting apparatus 30A to the second component mounting apparatus 30B (S59). Then, the missing nozzles 50 are installed (S52), and production is started (S53).
  • the nozzles 50 of the nozzle holder 61 of the first component mounting apparatus 30A can be used. There are cases. Therefore, it is possible to suppress a decrease in productivity in the second component mounting apparatus 30B.
  • the nozzle holder 61 of the first component mounting apparatus 30A does not have the required number of nozzles 50 for production of the second component mounting apparatus 30B (S55: No)
  • moving the nozzle holder 61 will cause the first component mounting to be completed.
  • the control unit 43 of the second component mounting device 30B a message instructing the second component mounting apparatus 30B to replenish the nozzles 50 is sent to the operator, and the operator replenishes the nozzles 50 (S60). Then, the missing nozzles 50 are installed (S52), and production is started (S53).
  • the component mounting system 10 of the embodiment includes at least one component mounting device 30, a nozzle cleaning device 20 that cleans and inspects the nozzle 50 used in the at least one component mounting device 30, and at least one component A management device (server 11) that is communicably connected to the mounting device 30 and the nozzle cleaning device 20, and manages nozzle information, which is various information related to the nozzle 50, in association with identification information of the nozzle 50.
  • This is a component mounting system 10 in which an operation for a nozzle 50 is selected based on nozzle information stored in the device.
  • the efficiency of production by the component mounting device 30 and maintenance of the nozzle 50 by the nozzle cleaning device 20 is improved. be able to.
  • At least one component mounting apparatus 30 stores usage information, which is included in the nozzle information and is information regarding the usage status of the nozzle 50, in the management device.
  • the operation for the nozzle 50 can be selected based on the usage information of the nozzle 50.
  • the nozzle cleaning device 20 determines whether cleaning of the nozzle 50 is necessary based on the usage information of the nozzle 50 stored in the management device.
  • the usage information includes the number of times the nozzle 50 has been used since the last cleaning, and the nozzle cleaning device 20 does not clean the nozzle 50 for which the number of times it has been used is less than a preset threshold.
  • the efficiency of maintenance of the nozzle 50 can be improved by not cleaning the nozzle 50 whose number of times of use is less than the threshold value.
  • the nozzle cleaning device 20 stores maintenance information, which is included in the nozzle information and is information regarding cleaning and inspection of the nozzle 50, in the management device.
  • the nozzle cleaning device 20 since the nozzle cleaning device 20 stores maintenance information, which is information related to cleaning and inspection of the nozzle 50, in the management device, the operation for the nozzle 50 can be selected based on this maintenance information.
  • At least one component mounting apparatus 30 determines whether the nozzle 50 can be used based on nozzle information including maintenance information.
  • the at least one component mounting device 30 determines whether or not the nozzle 50 can be used based on information regarding the inspection by the nozzle cleaning device 20 when the nozzle 50 is unused after cleaning. If the nozzle 50 is not yet used, it is determined whether the nozzle 50 can be used based on usage information that is information regarding the usage state of the nozzle 50.
  • each of the at least one component mounting apparatus 30 includes a base 31 and a nozzle holder 61 that is removably attached to the base 31 and capable of holding a plurality of nozzles 50, and includes at least Each component mounting apparatus 30 manages the identification information of the nozzle holder 61 and the holding position of the nozzle 50 in the nozzle holder 61 by linking it with the nozzle information of the nozzle 50 held in the nozzle holder 61 at the holding position. Store in the device.
  • nozzle information of a plurality of nozzles 50 can be managed in units of nozzle holders 61. Therefore, the efficiency of production by the component mounting device 30 and maintenance of the nozzle 50 by the nozzle cleaning device 20 can be further improved.
  • the nozzle holder 61 can be installed inside the nozzle cleaning device 20, and at least one component mounting device 30 stores usage information that is included in the nozzle information and is information regarding the usage state of the nozzle 50.
  • the information is stored in the management device, and the nozzle cleaning device 20 determines whether or not cleaning of the nozzle 50 held in the nozzle holder 61 is necessary based on the usage information.
  • At least one component mounting device 30 includes a first component mounting device 30A and a second component mounting device 30B different from the first component mounting device 30A. It is possible to acquire nozzle information of the nozzle 50 held in the nozzle holder 61 of the one-component mounting apparatus 30A.
  • the nozzle 50 held in the nozzle holder 61 of the first component mounting device 30A can be appropriately used in the second component mounting device 30B.
  • control section 43 of the component mounting apparatus 30 selected the operation for the nozzle 50 of the component mounting apparatus 30, but the control section 12 of the server 11 (see FIG. 1) Choices may be made regarding the operation of device 30 with respect to nozzle 50 .
  • control unit 25 of the nozzle cleaning device 20 selected the operation for the nozzle 50 of the nozzle cleaning device 20, but the control unit 12 of the server 11 (see FIG. 1) Choices may be made regarding the operation of device 20 with respect to nozzle 50.
  • nozzle information can be exchanged between devices in the same way. That is, the nozzle information of each nozzle 50 is stored in the server 11 in association with the identification information of the nozzle 50, and is exchanged between devices (the identification information of the nozzle holder 61 is not linked).
  • the component mounting system 10 included the first component mounting device 30A and the second component mounting device 30B, but the component mounting system may include one component mounting device, or three component mounting devices. It may be more than one.
  • the first component mounting device 30A and the second component mounting device 30B have the same configuration, but a plurality of component mounting devices included in the component mounting system may have different configurations. good.
  • the inspection of the nozzle 50 was performed following the cleaning of the nozzle 50, but after the nozzle 50 was carried into the nozzle cleaning device 20, the nozzle 50 was cleaned.
  • the nozzle 50 may also be inspected without any inspection. In this case, when the nozzle 50 is inspected, identification information of the nozzle 50 is acquired, and after the inspection is completed, the inspection information is stored in the server 11 in association with the nozzle identification information.
  • the control unit 43 of the second component mounting apparatus 30B is configured to acquire the nozzle information of the nozzle 50 held in the nozzle holder 61 of the first component mounting apparatus 30A from the server 11.
  • the control unit of the first component mounting apparatus includes a storage unit that stores nozzle information of the nozzle held in the nozzle holder of the first component mounting apparatus in association with identification information of the nozzle holder and the nozzle;
  • the control unit of the mounting apparatus may be configured to acquire nozzle information of the nozzle held in the nozzle holder of the first component mounting apparatus from the storage unit of the first component mounting apparatus. That is, the first component mounting device and the second component mounting device may be configured to be able to directly acquire nozzle information of the nozzles held in their respective nozzle holders without going through a management device (server).
  • server management device
  • Component mounting system 11 Server 12: Control section 20: Nozzle cleaning device 21: Installation section 22: Imaging section 23: Cleaning section 24: Inspection section 25: Control section 30: Component mounting device 30A: First component mounting device 30B : Second component mounting device 31: Base 32: Conveyor 33: Conveyor belt 34: Component supply section 35: Feeder 36: Head unit 37: Mounting head 38: Drive section 39: Support member 40: First camera 41: First 2 cameras 42: Third camera 43: Control part 50: Nozzle 51: Base 52: Adsorption part 53: Flange part 54: Mounting hole 55: Through hole 56: Identification mark 60: Nozzle exchange device 61: Nozzle holder 62: Fixed part 63: Movable part 64: Support part 65: Holding hole 66: Step surface 67: Long hole 68: Projection part 69: Identification mark B: Board P: Component

Landscapes

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

Abstract

Un système de montage de composants 10 selon la présente divulgation comprend : au moins un dispositif de montage de composants 30; un dispositif de nettoyage de buse 20 qui nettoie et inspecte une buse 50 utilisée pour au moins un dispositif de montage de composants 30; et un dispositif de gestion qui relie en communication le ou les dispositifs de montage de composants 30 et le dispositif de nettoyage de buse 20. Des informations sur la buse, à savoir diverses informations relatives à la buse 50, sont associées à des informations d'identification de la buse 50 et sont stockées dans le dispositif de gestion. Une action par rapport à la buse 50 est sélectionnée sur la base des informations de buse.
PCT/JP2022/026459 2022-07-01 2022-07-01 Système de montage de composants WO2024004198A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/026459 WO2024004198A1 (fr) 2022-07-01 2022-07-01 Système de montage de composants

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/026459 WO2024004198A1 (fr) 2022-07-01 2022-07-01 Système de montage de composants

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002208798A (ja) * 2001-01-10 2002-07-26 Juki Corp 電子部品搭載機及びノズル配置変更方法
WO2017029731A1 (fr) * 2015-08-19 2017-02-23 富士機械製造株式会社 Dispositif de nettoyage de buse et dispositif d'installation de station de buse
JP2017191887A (ja) * 2016-04-14 2017-10-19 富士機械製造株式会社 ノズル管理システム
WO2018179300A1 (fr) * 2017-03-30 2018-10-04 株式会社Ｆｕｊｉ Dispositif de gestion de maintenance
WO2021084594A1 (fr) * 2019-10-29 2021-05-06 株式会社Ｆｕｊｉ Appareil de gestion de support et procédé d'exécution de processus de maintenance

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002208798A (ja) * 2001-01-10 2002-07-26 Juki Corp 電子部品搭載機及びノズル配置変更方法
WO2017029731A1 (fr) * 2015-08-19 2017-02-23 富士機械製造株式会社 Dispositif de nettoyage de buse et dispositif d'installation de station de buse
JP2017191887A (ja) * 2016-04-14 2017-10-19 富士機械製造株式会社 ノズル管理システム
WO2018179300A1 (fr) * 2017-03-30 2018-10-04 株式会社Ｆｕｊｉ Dispositif de gestion de maintenance
WO2021084594A1 (fr) * 2019-10-29 2021-05-06 株式会社Ｆｕｊｉ Appareil de gestion de support et procédé d'exécution de processus de maintenance

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