JP6108853B2 - Electronic component mounting apparatus and electronic component management method for electronic component mounting apparatus - Google Patents

Description

  The present invention relates to an electronic component mounting apparatus and an electronic component management method for the electronic component mounting apparatus, and more particularly to a highly reliable electronic component mounting apparatus and an electronic component management method for an electronic component mounting apparatus that reliably manage the expiration date for the electronic component. .

  The electronic component mounting apparatus stores component library data having shape data of electronic components, control data such as mounting positions, etc., component management data having a management serial number that uniquely defines an electronic component, etc. in a storage device, An electronic component is taken out from the supply unit (tape feeder or component supply tray) and mounted on a printed circuit board or the like.

Some electronic components need to be mounted within a predetermined period after being taken out of the laminate bag or the electronic component management room, for example, in order to avoid a failure due to moisture absorption during baking or a short circuit.
There exists patent document 1 as such a state-of-the-art technique. In an electronic component mounting apparatus that is a work device that constitutes an electronic component mounting line shown in Patent Document 1, for example, the mounting time of an electronic component to the electronic component mounting apparatus or the use start date and time of the electronic component provided in the component management data is set. The worker makes a judgment with reference to judge the expiration date and mounts the electronic parts.

JP 2012-033071 A

  However, in the method disclosed in Patent Document 1, in many cases, there is no problem. However, when a trouble occurs in the electronic component mounting apparatus or the order of the boards (models) to be mounted is changed, the component supply unit (tape feeder) Alternatively, when the component supply tray) is removed from the electronic component mounting apparatus, there is a risk that the time will elapse and the expiration date of the electronic component will expire.

  An object of the present invention is to provide a highly reliable electronic component mounting apparatus or an electronic component management method for an electronic component mounting apparatus by managing the component expiration date, in view of the above situation. .

  In order to achieve the above object, the present invention has at least the following features.

  The present invention relates to an electronic component mounting apparatus or an electronic component mounting apparatus for mounting the electronic component on the substrate based on a component library including library data including component dimensions of the electronic component and control data for mounting the electronic component on the substrate. Determining the expiration date based on the expiration date data of the electronic component provided in the component library and the use start date and time data of the electronic component provided as other data. Features.

Alternatively, according to the present invention, the expiration date data includes the expiration date type indicating whether or not the expiration date is present, and if there is a date or time, and expiration date data indicating the number of days or hours according to the expiration date type. May be.
In the present invention, the expiration date data may be input via a monitor that displays a screen for setting the live data.

  Alternatively, the present invention provides a component ID that defines the electronic component provided on a supply tape that supplies the electronic component or a supply reel that winds the supply tape, and moves the supply tape to a position where the electronic component is removed. The expiration date data may be searched based on at least one of a series of management serial numbers provided in the tape feeder to be operated.

  Further, according to the present invention, the supply tape is supplied to the electronic tape based on a component ID that defines the electronic component provided on a supply tape that supplies the electronic component or a supply reel that winds the supply tape. A series of management serial numbers provided in the tape feeder to be moved to may be defined, and the expiration date data may be searched based on the management serial numbers.

  According to the present invention, it is possible to provide a highly reliable electronic component mounting apparatus or an electronic component management method for an electronic component mounting apparatus by managing the component expiration date.

It is a top view of the electronic component mounting apparatus which concerns on embodiment of this invention. 1 is a configuration block diagram of an electronic component mounting apparatus and peripheral devices according to an embodiment of the present invention. It is a schematic diagram of a tape feeder, a storage tape, and a unit cart. It is a figure which shows an example of the expiration date data in a components library. It is a figure which shows the registration screen of the expiration date data to a components library. It is a figure which shows an example of the components management data in a check server. It is a figure which shows the flow which issues the unique management serial number label with respect to each component. It is a figure which shows an example of the components correlation registration screen for obtaining a management serial number label. It is a figure which shows the flow which performs the time limit management of the used component of the electronic component mounting apparatus which concerns on this embodiment at the time of feeder / component information registration. It is a figure which shows an example of a feeder and components information registration screen.

Hereinafter, a method for managing an expiration date (attachment expiration date) of the electronic component mounting apparatus according to the embodiment of the present invention will be described with reference to FIGS.
First, the structure of the electronic component mounting apparatus according to the embodiment of the present invention will be described with reference to FIGS. 1 and 3. FIG. 1 is a top view of an electronic component mounting apparatus 1 according to an embodiment of the present invention. FIG. 2 is a configuration block diagram of the electronic component mounting apparatus 1 and peripheral devices according to the embodiment of the present invention. FIG. 3 is a schematic diagram of the tape feeder 3, the storage tape 110, and the unit cart 19.

  As shown in FIG. 1, in the electronic component mounting apparatus 1 of the present embodiment, the tape feeder 3 that supplies various electronic components one by one to the component extraction position (component adsorption position) is provided on the unit cart 19. A plurality are arranged side by side. A supply conveyor 4, a positioning unit 5, and a discharge conveyor 6 are provided between the opposing groups of tape feeders 3. The supply conveyor 4 conveys the printed circuit board P received from the upstream device (not shown) to the positioning unit 5, and electronic components are placed on the substrate P positioned by the positioning mechanism (not shown) in the positioning unit 5. After being mounted, it is transported to the discharge conveyor 6 and transported to a downstream device (not shown).

  The tape feeder 3, which is a component supply unit, intermittently feeds the storage tape 110 (see FIG. 3) wound and stored on the tape supply reel 104 (see FIG. 3) one pitch at a time, and peels off the cover tape to take out the component. An electronic component is sent to a position and is taken out by the suction nozzle 13.

  The pair of beams 8 are elongated in the X direction, and the screw shaft 10 is rotated by the drive of the Y-axis drive motor 9, so that the component extraction part (component The suction position is moved individually in the Y direction. Each beam 8 is provided with a mounting head 7 which moves along the guide in the longitudinal direction, that is, in the X direction by an X-axis drive motor 15. A suction nozzle 13 is provided. The mounting head 7 is equipped with a vertical axis drive motor 16 for moving the suction nozzle 13 up and down, and a θ-axis drive motor 17 for rotating around the vertical axis. Therefore, the suction nozzle 13 of the mounting head 7 can move in the X direction and the Y direction, can rotate about the vertical axis, and can move up and down.

  The component recognition camera 18 captures an image of the electronic component in order to recognize the position of the electronic component with respect to the suction nozzle 13 in terms of the XY direction and the rotation angle. Each electronic component is picked up and picked up by the component recognition camera 18 in a state of being sucked and held by the suction nozzle 13 and recognized by a recognition processing device 23 described later.

FIG. 2 shows a configuration block of the electronic component mounting apparatus 1 of the present embodiment.
A CPU (Central Processing Unit) 20 controls the electronic component mounting apparatus 1, gives instructions to each unit, and executes a necessary program, and a RAM (Random Access Memory) 21, which is a volatile memory, and a nonvolatile memory A ROM (Read Only Memory) 22 as a memory is a semiconductor memory device connected to the CPU 20 via a bus line. Then, the CPU 20 comprehensively controls the operation related to the component mounting operation of the electronic component mounting apparatus 1 according to the program stored in the ROM 22 based on the data stored in the RAM 21. That is, the CPU 20 controls driving of the Y-axis drive motor 9, the X-axis drive motor 15, the vertical axis drive motor 16, the θ-axis drive motor 17, and the like via the drive circuit 27.

  The RAM 21 stores mounting data for each type of printed circuit board P related to component mounting. For each mounting order (step number), the X direction (indicated by X) and the Y direction in the printed circuit board P are stored. Information (indicated by Y) and angle (indicated by θ), arrangement number information of each tape feeder 3 and the like are stored (a specific example of mounting data will be described later). Further, in the RAM 21, for each type of printed circuit board P, the type (component ID) of each electronic component corresponding to the tape feeder arrangement number (lane number) of each tape feeder 3 and information about the component, that is, component arrangement data. Is stored (a specific example of the component arrangement data will be described later). In addition, feeder arrangement data for storing the correspondence between the tape feeder and each lane of the unit cart is stored.

  Furthermore, component library data relating to the characteristics of the electronic component and the like is loaded from the library server 36 and stored for each component ID.

The recognition processing device 23 is connected to the CPU 20 via the interface 24, and the recognition processing device 23 performs recognition processing of an image captured by the component recognition camera 18, and the processing result is transmitted to the CPU 20. Sent out. That is, the CPU 20 outputs an instruction to the recognition processing device 23 so as to perform recognition processing (calculation of the amount of displacement) of the image captured by the component recognition camera 18, and receives the recognition processing result from the recognition processing device 23. It is.
The monitor 25 is a display device that displays a part image, a screen for setting various data, and the like. The monitor 25 is provided with various touch panel switches 26 as input means, and an operator operates the touch panel switch 26. As a result, various settings can be made.

  The barcode scanner 30 is a reading device including an optical sensor, and is described on a label attached to a handle used when the tape feeder 3 is attached to or removed from a predetermined position of the tape feeder 3, for example, the unit cart 19. On feeder information (such as a unique serial number of each tape feeder 3) configured by the feeder barcode 102 (see FIG. 3) and the tape supply reel 104 (see FIG. 3) around which the storage tape 110 is wound and stored. The component information (component ID for identifying the electronic component and information about the electronic component (storage quantity, etc.)) is read, which is composed of the component barcode 103 (see FIG. 3) described on the attached label. The feeder barcode 102 and the component barcode 103 are created by the label printer 39 or the like.

  The personal computer 31 is an information processing apparatus including a microcomputer or the like connected to the electronic component mounting apparatus 1 via the LAN line 32. The personal computer 31 is also connected to the check server 33 via the LAN line 32. Has been. The personal computer 31 is connected to a monitor 34 as a display device and an input unit 35 such as a keyboard. The personal computer 31 is a host controller for the CPU 20 and is connected to the plurality of electronic component mounting apparatuses 1 via the LAN line 32.

Also, the check server 33 stores feeder / component association data (specific examples of feeder / component association data will be described later) for associating feeder information, component IDs, and information related to the components with each other.
The component library server 36 stores the data on the basis of the specifications of the mounted components and the component arrangement data input while looking at the monitor 37 using the input unit 38 and transmits the data to the electronic component mounting apparatus 1.

  The tape feeder 3 is mounted on the unit cart 19. The unit cart 19 is divided into lanes assigned lane numbers, and the tape feeder 3 is attached to each lane. As will be described later, the tape feeder 3 holds its own feeder information on the memory. When the tape feeder 3 is mounted on the lane, the CPU 20 of the electronic component mounting apparatus 1 passes through an energization unit (not shown). The feeder information is read, and feeder arrangement data for associating the feeder information with the lane number is held. Further, as shown in FIG. 3, the tape feeder 3 sends out the storage tape 110 installed on the tape supply reel 104 of the unit cart 19 to the component extraction position side. Furthermore, the tape feeder 3 stores a management feeder serial number 601 (see FIG. 6), which is information for identifying each, in the form of a feeder barcode 102, which can be read by the barcode scanner 30. . At the same time, the tape feeder 3 holds the feeder serial number in the memory of the tape feeder 3.

  On the other hand, the component information to be supplied is also given to the storage tape 110 in the form of the component barcode 103, which can be read by the barcode scanner 30. In addition to the barcode format, the feeder serial number of the tape feeder 3 and the component information of the storage tape 110 may be stored using an IC tag and read by an IC tag reader.

  Next, the data structure used in the method for managing the expiration date of used parts, which is a feature of the embodiment of the present invention, will be described with reference to FIGS. FIG. 4 is a diagram illustrating an example of expiration date data in the component library. FIG. 5 is a diagram showing a registration screen for expiration date data in the parts library. FIG. 6 is a diagram illustrating an example of component management data in the check server.

  The part library is composed of part size 405 and the like in addition to the expiration date data 400. The expiration date data 400 is data for calculating the expiration date of the component and is held in the component library server 36. As shown in FIG. 4, the expiration date data 400 includes columns of a component ID 401, an expiration type 402, an expiration date 403, and an expiration time 404.

  The part ID 401 column describes an ID for identifying the part. The term type 402 indicates whether or not there is an expiration date, and if there is a term, it is a date or time. The expiration date 403 describes the number of days that will be the expiration date of the component. The time limit 404 describes the time when the part is to be used. For example, the expiration date and the expiration time are created based on the date and time when the laminate bag in which the electronic component is packed is opened, or when it is delivered from a parts management room such as a factory.

  Registration of the expiration date data is performed using the component library editing screen shown in FIG. FIG. 5 is an example relating to the part A in FIG. The expiration date data is selected by selecting expiration date data in the creation data designation field 501 for designating creation data such as shape data and part dimensions on the part library editing screen.

  In the expiration date type field 502 of the expiration date registration screen 500, it is possible to select and input from the number of days base, time base, and unused item. The number of days for expiration is entered in the number of days for expiration [days] field 503. In the time limit [time] column 504, the time limit is entered. The values in columns 502 to 504 can be changed by the operator from the input unit 38 using a keyboard or the like. For example, when the deadline type is “day” and the number of deadlines [days] is “100”, the expiration date of the part is 100 days.

  The component management data 600 shown in FIG. 6 is data for cross check and remaining number management in the electronic component mounting apparatus 1 and is held in the check server 33. As shown in FIG. 6, the component management data 600 includes columns for a management serial number 601, a component ID 401, a use start date / time 603, and the like. The column of the management serial number 601 describes a serial number for uniquely identifying each component. A component ID 401 describes an ID for identifying a component. The use start date and time 603 describes the date and time when the component is first used in the electronic component mounting apparatus 1.

FIG. 7 shows a flow of issuing a management serial number label of the feeder barcode 102 including a unique management serial number for each part. FIG. 7 is a diagram illustrating an example of a component association registration screen for obtaining a management serial number label.
If the management serial number label can be issued for each part, the use disclosure date and time of the part can be retrieved and obtained from the part management data in the check server shown in FIG. 6, and the use in the part library shown in FIG. The deadline can be managed by the deadline data.

  First, the component association registration screen 800 shown in FIG. 7 for associating the component with the management serial number is displayed on the monitor 34 (P1). The presence / absence of the component bar code 103 (see FIG. 3) is confirmed in the component supply unit (tay feeder, component supply tray) (P2). If there is the component barcode 103, the component barcode 103 is read from the barcode scanner 30, and the component ID 401 is displayed in the component ID column 802 of the component association registration screen 800 of FIG. 8 (P3). If there is no component barcode 103, the worker inputs the component ID 401 through the input unit 35 such as a keyboard (P4). The information is displayed in the part ID column 802 of the part ID 401 input on the personal computer 31 (P4). The displayed component ID 401 is transferred to the check server 33 and registered by pressing the registration button 804 (P5).

The check server 33 receives the component ID (S1). The transferred component ID is registered in the component ID 401 column of the component management data 600 shown in FIG. 6, and when registered, a unique management serial number 601 is issued and registered in the management serial number column of FIG. (S2). If it is not registered for some reason, a unique serial number is not issued and nothing is registered in the management serial number 601 column.
After registering the component ID 401 in FIG. 6, the check server 33 transfers to the personal computer 31 whether the component registration is possible and the management serial number 601 shown in FIG. 6 for the component ID (S2).

The personal computer 31 receives the part registration availability and the management serial number 601 (P6). If the component registration is OK (P7), registration OK is displayed in the component registration availability column 803 in FIG. 8, and the management serial number 601 is displayed in the management serial number column 802 (P8). The issued barcode label having the management serial number is issued by the label printer 39 (P9), and is attached to the component supply unit (tape feeder, component supply tray) (P10), and the processing is terminated.
If the part registration is NG (P7), the registration NG is displayed in the part registration availability column 803 of FIG. 8 (P11), and the process is terminated.

  Although FIG. 7 shows an example in which the management serial number is not assigned to the electronic component, the processing in FIG. 7 can be omitted if it has already been assigned.

Next, the processing of the method for managing the expiration date of the used component of the electronic component mounting apparatus 1 according to the embodiment of the present invention will be described with reference to FIG. FIG. 9 is a diagram showing a flow for performing deadline management of used components of the electronic component mounting apparatus 1 according to the present embodiment at the time of feeder / component information registration. FIG. 10 is a diagram illustrating an example of a feeder / part registration information screen. The following work can be performed by providing a barcode scanner on the electronic component mounting apparatus 1 and displaying it on the monitor 25.
First, the feeder / part information registration screen 1000 shown in FIG. 10 is displayed on the monitor 34 (P101). Next, the feeder barcode 102 of the tape feeder 3 is read by the barcode scanner 30 connected to the personal computer 31 and displayed on the feeder barcode column 1001 in FIG. The issued bar code issued in the flow of FIG. 7 for the management serial number shown in FIG. 7 is read and displayed in the management serial number column 1002 (P102). Note that these bar code values can be changed by the operator through the input unit 35 such as a keyboard.

6 is obtained from the check server 33 based on the management serial number in the management serial number column 1002, and the obtained component ID is stored in the component ID column 1003. It is displayed (P103). At this time, the check server 33 searches the component management data 600 shown in FIG. 7 for component information corresponding to the transferred management serial number. If the corresponding part information exists, the part ID and use start time data are transferred to the personal computer 31.
In addition, the feeder / part information registration screen 1000 may include an input field for the part management data 600 so that an operator can input part information using the input unit 35 such as a keyboard.

  Next, the personal computer 31 confirms the presence / absence of use start date / time data (P104). If there is not, the use start date / time data is referred to the management record of the part, and if the part is possible, the worker inputs the use start date / time and the expiration date data through the input unit 35 such as a keyboard. A process of associating with a component is performed (P105). Registration OK is displayed in the registration result field 1004 of the feeder / part information registration screen 1000 (P106).

  On the other hand, if it is the use start date / time data, the personal computer 31 acquires the expiration date data set on the screen of FIG. 5 from the component library server 36 based on the component ID acquired from the check server 33 (P107). . It is determined whether or not expiration date management is necessary in the acquired expiration date data (P108).

  If necessary, the personal computer 31 calculates the expiration date / time based on the acquired expiration date type (by expiration date data, expiration date data) (P109). The expiration date / time is calculated by adding the expiration date data or expiration date data acquired from the component library server 36 to the usage start time acquired from the check server 33. The current date and time is obtained (P110), and the expiration date and time are compared with the current date and time (P111). If it has expired, registration NG is displayed in the registration result field 1004 of the feeder / part information registration screen 1000 (P112).

  If it is determined in P108 that deadline management is not required or that it is within the expiration date in P111, the tape feeder is associated with the component (P113), and registration OK is entered in the registration result field 1004 of the feeder / component information registration screen 1000. Display (P114).

  Note that the electronic component mounting apparatus 1 may perform the check process at the time of feeder / component registration.

  In FIG. 9 described above, if it is checked beforehand that the electronic component set in the component supply unit matches the component read by the component barcode, P101 to P103 are omitted, and simply The component ID may be read into the component barcode 103, and the following processing of P104 may be performed based on the component ID.

  According to the present embodiment described above, it is possible to provide a highly reliable electronic component mounting apparatus or an electronic component management method for an electronic component mounting apparatus by managing the component expiration date.

1: Electronic component mounting device 3: Tape feeder 7: Mounting head 13: Suction nozzle 18: Component recognition camera 19: Unit cart 20: CPU (Central Processing Unit) 21: RAM (Random Access Memory)
22: ROM (Read Only Memory) 23: Recognition processing device 24: Interface 25: Monitor 26: Touch panel switch 30: Bar code scanner 31: Personal computer (high-level control device)
32: LAN line 33: Check server 34, 37: Monitor 35, 38: Input unit 36: Library server 39: Label printer 102: Feeder barcode 103: Parts barcode 104: Tape supply reel 110: Storage tape 400: Expiration date Data 401: Component ID
402: Expiration Type 403: Expiration Date 404: Expiration Time 500: Expiration Date Data Registration Screen 502: Expiration Date Field 503: Expiration Days [Day] Field 504: Expiration Time [Time] Field 600: Parts Management Data 601: Management Serial Number 603: Use start date and time 800: Component association registration screen 801, 1001: Management serial number column 802, 1002: Component ID column 803, 1003: Component registration enable / disable column 804: Registration button 1000: Feeder / component information registration screen P: Printed circuit board

Claims (8)

In an electronic component mounting apparatus for mounting the electronic component on the board based on a component library including library data including component data of the electronic component and control data for mounting the electronic component on the board.
It is determined whether or not the electronic component is within the expiration date based on the expiration date data of the electronic component provided in the component library and the use start date and time data of the electronic component provided as other data. Expiration date determination means to
Association means for associating the electronic component with a component supply unit that supplies the electronic component when it is determined that the expiration date is within the expiration date;
An electronic component mounting apparatus comprising: The electronic component mounting apparatus according to claim 1,
The expiration date data includes presence / absence of the expiration date, a expiration date type indicating whether it is a day or a time, and an expiration date data indicating a number of days or hours according to the expiration date type. Component mounting device. In the electronic component mounting apparatus according to claim 1 or 2,
The expiration data, electronic component mounting apparatus characterized by input via the monitor to display a screen for setting the live La Rideta. The electronic component mounting apparatus according to claim 1, 2 or 3,
1st search means which searches the said expiration date data based on component ID which prescribes | regulates the said electronic component provided in the supply tape which winds the said supply tape which supplies the said electronic component, or the said supply tape. An electronic component mounting device. In an electronic component management method for an electronic component mounting apparatus for mounting the electronic component on the board, based on a component library including library data including component data and control data for mounting the electronic component on the board.
It is determined whether or not the electronic component is within the expiration date based on the expiration date data of the electronic component provided in the component library and the use start date and time data of the electronic component provided as other data. And
An electronic component management method for an electronic component mounting apparatus, comprising: associating the electronic component with a component supply unit that supplies the electronic component when it is determined that the expiration date has passed. In the electronic component management method of the electronic component mounting apparatus according to claim 5,
The expiration date data includes presence / absence of the expiration date, a expiration date type indicating whether it is a day or a time, and an expiration date data indicating a number of days or hours according to the expiration date type. Electronic component management method for component mounting apparatus. In the electronic component management method of the electronic component mounting apparatus according to claim 5 or 6,
Said expiration date data, said electronic component management method for an electronic component mounting apparatus characterized by input via the monitor to display a screen for setting the live La Rideta. In the electronic component management method of the electronic component mounting apparatus of Claim 5 or 6 or 7,
An electronic component mounting apparatus that searches the expiration date data based on a component ID that defines the electronic component provided on a supply tape that supplies the electronic component or a supply reel that winds the supply tape. Electronic component management method.

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